diff --git a/.github/dependabot.yml b/.github/dependabot.yml index b969c4c1..88bb03b1 100644 --- a/.github/dependabot.yml +++ b/.github/dependabot.yml @@ -5,9 +5,7 @@ updates: schedule: interval: daily time: "13:00" - open-pull-requests-limit: 10 - ignore: - - dependency-name: black - versions: - - 21.4b0 - - 21.4b1 + groups: + python-packages: + patterns: + - "*" diff --git a/.github/workflows/deploy-latest.yml b/.github/workflows/deploy-latest.yml index a61f6629..b0640ae8 100644 --- a/.github/workflows/deploy-latest.yml +++ b/.github/workflows/deploy-latest.yml @@ -1,45 +1,49 @@ name: Deploy latest.datasette.io on: + workflow_dispatch: push: branches: - - main + - main + # - 1.0-dev + +permissions: + contents: read jobs: deploy: runs-on: ubuntu-latest steps: - name: Check out datasette - uses: actions/checkout@v2 + uses: actions/checkout@v6 - name: Set up Python - uses: actions/setup-python@v2 + uses: actions/setup-python@v6 with: - python-version: "3.10" - - uses: actions/cache@v2 - name: Configure pip caching - with: - path: ~/.cache/pip - key: ${{ runner.os }}-pip-${{ hashFiles('**/setup.py') }} - restore-keys: | - ${{ runner.os }}-pip- + python-version: "3.13" + cache: pip - name: Install Python dependencies run: | python -m pip install --upgrade pip - python -m pip install -e .[test] - python -m pip install -e .[docs] + python -m pip install . --group dev python -m pip install sphinx-to-sqlite==0.1a1 - name: Run tests if: ${{ github.ref == 'refs/heads/main' }} run: | pytest -n auto -m "not serial" pytest -m "serial" - - name: Build fixtures.db - run: python tests/fixtures.py fixtures.db fixtures.json plugins --extra-db-filename extra_database.db + - name: Build fixtures.db and other files needed to deploy the demo + run: |- + python tests/fixtures.py \ + fixtures.db \ + fixtures-config.json \ + fixtures-metadata.json \ + plugins \ + --extra-db-filename extra_database.db - name: Build docs.db if: ${{ github.ref == 'refs/heads/main' }} run: |- cd docs - sphinx-build -b xml . _build + DISABLE_SPHINX_INLINE_TABS=1 sphinx-build -b xml . _build sphinx-to-sqlite ../docs.db _build cd .. - name: Set up the alternate-route demo @@ -53,26 +57,70 @@ jobs: db.route = "alternative-route" ' > plugins/alternative_route.py cp fixtures.db fixtures2.db - - name: Set up Cloud Run - uses: google-github-actions/setup-gcloud@v0 + - name: And the counters writable stored query demo + run: | + cat > plugins/counters.py < metadata.json + # cat metadata.json + - id: auth + name: Authenticate to Google Cloud + uses: google-github-actions/auth@v3 with: - version: '275.0.0' - service_account_email: ${{ secrets.GCP_SA_EMAIL }} - service_account_key: ${{ secrets.GCP_SA_KEY }} + credentials_json: ${{ secrets.GCP_SA_KEY }} + - name: Set up Cloud SDK + uses: google-github-actions/setup-gcloud@v3 - name: Deploy to Cloud Run + env: + LATEST_DATASETTE_SECRET: ${{ secrets.LATEST_DATASETTE_SECRET }} run: |- gcloud config set run/region us-central1 gcloud config set project datasette-222320 export SUFFIX="-${GITHUB_REF#refs/heads/}" export SUFFIX=${SUFFIX#-main} + # Replace 1.0 with one-dot-zero in SUFFIX + export SUFFIX=${SUFFIX//1.0/one-dot-zero} datasette publish cloudrun fixtures.db fixtures2.db extra_database.db \ - -m fixtures.json \ + -m fixtures-metadata.json \ --plugins-dir=plugins \ --branch=$GITHUB_SHA \ --version-note=$GITHUB_SHA \ - --extra-options="--setting template_debug 1 --setting trace_debug 1 --crossdb" \ - --install=pysqlite3-binary \ - --service "datasette-latest$SUFFIX" + --extra-options="--setting template_debug 1 --setting trace_debug 1 --crossdb --root" \ + --install 'datasette-ephemeral-tables>=0.2.2' \ + --service "datasette-latest$SUFFIX" \ + --secret $LATEST_DATASETTE_SECRET - name: Deploy to docs as well (only for main) if: ${{ github.ref == 'refs/heads/main' }} run: |- diff --git a/.github/workflows/documentation-links.yml b/.github/workflows/documentation-links.yml new file mode 100644 index 00000000..b8fb8aaa --- /dev/null +++ b/.github/workflows/documentation-links.yml @@ -0,0 +1,16 @@ +name: Read the Docs Pull Request Preview +on: + pull_request: + types: + - opened + +permissions: + pull-requests: write + +jobs: + documentation-links: + runs-on: ubuntu-latest + steps: + - uses: readthedocs/actions/preview@v1 + with: + project-slug: "datasette" diff --git a/.github/workflows/mirror-master-and-main.yml b/.github/workflows/mirror-master-and-main.yml deleted file mode 100644 index 8418df40..00000000 --- a/.github/workflows/mirror-master-and-main.yml +++ /dev/null @@ -1,21 +0,0 @@ -name: Mirror "master" and "main" branches -on: - push: - branches: - - master - - main - -jobs: - mirror: - runs-on: ubuntu-latest - steps: - - name: Mirror to "master" - uses: zofrex/mirror-branch@ea152f124954fa4eb26eea3fe0dbe313a3a08d94 - with: - target-branch: master - force: false - - name: Mirror to "main" - uses: zofrex/mirror-branch@ea152f124954fa4eb26eea3fe0dbe313a3a08d94 - with: - target-branch: main - force: false diff --git a/.github/workflows/prettier.yml b/.github/workflows/prettier.yml index 9dfe7ee0..735e14e9 100644 --- a/.github/workflows/prettier.yml +++ b/.github/workflows/prettier.yml @@ -2,13 +2,16 @@ name: Check JavaScript for conformance with Prettier on: [push] +permissions: + contents: read + jobs: prettier: runs-on: ubuntu-latest steps: - name: Check out repo - uses: actions/checkout@v2 - - uses: actions/cache@v2 + uses: actions/checkout@v6 + - uses: actions/cache@v5 name: Configure npm caching with: path: ~/.npm diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml index 3e4f8146..87300593 100644 --- a/.github/workflows/publish.yml +++ b/.github/workflows/publish.yml @@ -4,28 +4,26 @@ on: release: types: [created] +permissions: + contents: read + jobs: test: runs-on: ubuntu-latest strategy: matrix: - python-version: ["3.7", "3.8", "3.9", "3.10"] + python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"] steps: - - uses: actions/checkout@v2 + - uses: actions/checkout@v6 - name: Set up Python ${{ matrix.python-version }} - uses: actions/setup-python@v2 + uses: actions/setup-python@v6 with: python-version: ${{ matrix.python-version }} - - uses: actions/cache@v2 - name: Configure pip caching - with: - path: ~/.cache/pip - key: ${{ runner.os }}-pip-${{ hashFiles('**/setup.py') }} - restore-keys: | - ${{ runner.os }}-pip- + cache: pip + cache-dependency-path: pyproject.toml - name: Install dependencies run: | - pip install -e '.[test]' + pip install . --group dev - name: Run tests run: | pytest @@ -33,63 +31,55 @@ jobs: deploy: runs-on: ubuntu-latest needs: [test] + environment: release + permissions: + id-token: write steps: - - uses: actions/checkout@v2 + - uses: actions/checkout@v6 - name: Set up Python - uses: actions/setup-python@v2 + uses: actions/setup-python@v6 with: - python-version: '3.10' - - uses: actions/cache@v2 - name: Configure pip caching - with: - path: ~/.cache/pip - key: ${{ runner.os }}-publish-pip-${{ hashFiles('**/setup.py') }} - restore-keys: | - ${{ runner.os }}-publish-pip- + python-version: '3.13' + cache: pip + cache-dependency-path: pyproject.toml - name: Install dependencies run: | - pip install setuptools wheel twine - - name: Publish - env: - TWINE_USERNAME: __token__ - TWINE_PASSWORD: ${{ secrets.PYPI_TOKEN }} + pip install setuptools wheel build + - name: Build run: | - python setup.py sdist bdist_wheel - twine upload dist/* + python -m build + - name: Publish + uses: pypa/gh-action-pypi-publish@release/v1 deploy_static_docs: runs-on: ubuntu-latest needs: [deploy] if: "!github.event.release.prerelease" steps: - - uses: actions/checkout@v2 + - uses: actions/checkout@v6 - name: Set up Python - uses: actions/setup-python@v2 + uses: actions/setup-python@v6 with: python-version: '3.10' - - uses: actions/cache@v2 - name: Configure pip caching - with: - path: ~/.cache/pip - key: ${{ runner.os }}-publish-pip-${{ hashFiles('**/setup.py') }} - restore-keys: | - ${{ runner.os }}-publish-pip- + cache: pip + cache-dependency-path: pyproject.toml - name: Install dependencies run: | - python -m pip install -e .[docs] + python -m pip install . --group dev python -m pip install sphinx-to-sqlite==0.1a1 - name: Build docs.db run: |- cd docs - sphinx-build -b xml . _build + DISABLE_SPHINX_INLINE_TABS=1 sphinx-build -b xml . _build sphinx-to-sqlite ../docs.db _build cd .. - - name: Set up Cloud Run - uses: google-github-actions/setup-gcloud@v0 + - id: auth + name: Authenticate to Google Cloud + uses: google-github-actions/auth@v2 with: - version: '275.0.0' - service_account_email: ${{ secrets.GCP_SA_EMAIL }} - service_account_key: ${{ secrets.GCP_SA_KEY }} + credentials_json: ${{ secrets.GCP_SA_KEY }} + - name: Set up Cloud SDK + uses: google-github-actions/setup-gcloud@v3 - name: Deploy stable-docs.datasette.io to Cloud Run run: |- gcloud config set run/region us-central1 @@ -102,7 +92,7 @@ jobs: needs: [deploy] if: "!github.event.release.prerelease" steps: - - uses: actions/checkout@v2 + - uses: actions/checkout@v6 - name: Build and push to Docker Hub env: DOCKER_USER: ${{ secrets.DOCKER_USER }} diff --git a/.github/workflows/push_docker_tag.yml b/.github/workflows/push_docker_tag.yml index 9a3969f0..e622ef4c 100644 --- a/.github/workflows/push_docker_tag.yml +++ b/.github/workflows/push_docker_tag.yml @@ -6,11 +6,14 @@ on: version_tag: description: Tag to build and push +permissions: + contents: read + jobs: deploy_docker: runs-on: ubuntu-latest steps: - - uses: actions/checkout@v2 + - uses: actions/checkout@v6 - name: Build and push to Docker Hub env: DOCKER_USER: ${{ secrets.DOCKER_USER }} diff --git a/.github/workflows/spellcheck.yml b/.github/workflows/spellcheck.yml index 2e24d3eb..9a808194 100644 --- a/.github/workflows/spellcheck.yml +++ b/.github/workflows/spellcheck.yml @@ -2,26 +2,26 @@ name: Check spelling in documentation on: [push, pull_request] +permissions: + contents: read + jobs: spellcheck: runs-on: ubuntu-latest steps: - - uses: actions/checkout@v2 - - name: Set up Python ${{ matrix.python-version }} - uses: actions/setup-python@v2 + - uses: actions/checkout@v6 + - name: Set up Python + uses: actions/setup-python@v6 with: - python-version: 3.9 - - uses: actions/cache@v2 - name: Configure pip caching - with: - path: ~/.cache/pip - key: ${{ runner.os }}-pip-${{ hashFiles('**/setup.py') }} - restore-keys: | - ${{ runner.os }}-pip- + python-version: '3.11' + cache: 'pip' + cache-dependency-path: '**/pyproject.toml' - name: Install dependencies run: | - pip install -e '.[docs]' + pip install . --group dev - name: Check spelling run: | + codespell README.md --ignore-words docs/codespell-ignore-words.txt codespell docs/*.rst --ignore-words docs/codespell-ignore-words.txt codespell datasette -S datasette/static --ignore-words docs/codespell-ignore-words.txt + codespell tests --ignore-words docs/codespell-ignore-words.txt diff --git a/.github/workflows/stable-docs.yml b/.github/workflows/stable-docs.yml new file mode 100644 index 00000000..59b5fbc0 --- /dev/null +++ b/.github/workflows/stable-docs.yml @@ -0,0 +1,76 @@ +name: Update Stable Docs + +on: + release: + types: [published] + push: + branches: + - main + +permissions: + contents: write + +jobs: + update_stable_docs: + runs-on: ubuntu-latest + steps: + - name: Checkout repository + uses: actions/checkout@v6 + with: + fetch-depth: 0 # We need all commits to find docs/ changes + - name: Set up Git user + run: | + git config user.name "Automated" + git config user.email "actions@users.noreply.github.com" + - name: Create stable branch if it does not yet exist + run: | + if ! git ls-remote --heads origin stable | grep -qE '\bstable\b'; then + # Make sure we have all tags locally + git fetch --tags --quiet + + # Latest tag that is just numbers and dots (optionally prefixed with 'v') + # e.g., 0.65.2 or v0.65.2 — excludes 1.0a20, 1.0-rc1, etc. + LATEST_RELEASE=$( + git tag -l --sort=-v:refname \ + | grep -E '^v?[0-9]+(\.[0-9]+){1,3}$' \ + | head -n1 + ) + + git checkout -b stable + + # If there are any stable releases, copy docs/ from the most recent + if [ -n "$LATEST_RELEASE" ]; then + rm -rf docs/ + git checkout "$LATEST_RELEASE" -- docs/ || true + fi + + git commit -m "Populate docs/ from $LATEST_RELEASE" || echo "No changes" + git push -u origin stable + fi + - name: Handle Release + if: github.event_name == 'release' && !github.event.release.prerelease + run: | + git fetch --all + git checkout stable + git reset --hard ${GITHUB_REF#refs/tags/} + git push origin stable --force + - name: Handle Commit to Main + if: contains(github.event.head_commit.message, '!stable-docs') + run: | + git fetch origin + git checkout -b stable origin/stable + # Get the list of modified files in docs/ from the current commit + FILES=$(git diff-tree --no-commit-id --name-only -r ${{ github.sha }} -- docs/) + # Check if the list of files is non-empty + if [[ -n "$FILES" ]]; then + # Checkout those files to the stable branch to over-write with their contents + for FILE in $FILES; do + git checkout ${{ github.sha }} -- $FILE + done + git add docs/ + git commit -m "Doc changes from ${{ github.sha }}" + git push origin stable + else + echo "No changes to docs/ in this commit." + exit 0 + fi diff --git a/.github/workflows/test-coverage.yml b/.github/workflows/test-coverage.yml index 1d1cf332..c514048e 100644 --- a/.github/workflows/test-coverage.yml +++ b/.github/workflows/test-coverage.yml @@ -7,33 +7,31 @@ on: pull_request: branches: - main +permissions: + contents: read + jobs: test: runs-on: ubuntu-latest steps: - name: Check out datasette - uses: actions/checkout@v2 + uses: actions/checkout@v6 - name: Set up Python - uses: actions/setup-python@v2 + uses: actions/setup-python@v6 with: - python-version: 3.9 - - uses: actions/cache@v2 - name: Configure pip caching - with: - path: ~/.cache/pip - key: ${{ runner.os }}-pip-${{ hashFiles('**/setup.py') }} - restore-keys: | - ${{ runner.os }}-pip- + python-version: '3.12' + cache: 'pip' + cache-dependency-path: '**/pyproject.toml' - name: Install Python dependencies run: | python -m pip install --upgrade pip - python -m pip install -e .[test] + python -m pip install . --group dev python -m pip install pytest-cov - name: Run tests run: |- ls -lah cat .coveragerc - pytest --cov=datasette --cov-config=.coveragerc --cov-report xml:coverage.xml --cov-report term + pytest -m "not serial" --cov=datasette --cov-config=.coveragerc --cov-report xml:coverage.xml --cov-report term -x ls -lah - name: Upload coverage report uses: codecov/codecov-action@v1 diff --git a/.github/workflows/test-pyodide.yml b/.github/workflows/test-pyodide.yml new file mode 100644 index 00000000..5162c47a --- /dev/null +++ b/.github/workflows/test-pyodide.yml @@ -0,0 +1,33 @@ +name: Test in Pyodide with shot-scraper + +on: + push: + pull_request: + workflow_dispatch: + +permissions: + contents: read + +jobs: + test: + runs-on: ubuntu-latest + steps: + - uses: actions/checkout@v6 + - name: Set up Python 3.10 + uses: actions/setup-python@v6 + with: + python-version: "3.10" + cache: 'pip' + cache-dependency-path: '**/pyproject.toml' + - name: Cache Playwright browsers + uses: actions/cache@v5 + with: + path: ~/.cache/ms-playwright/ + key: ${{ runner.os }}-browsers + - name: Install Playwright dependencies + run: | + pip install shot-scraper build + shot-scraper install + - name: Run test + run: | + ./test-in-pyodide-with-shot-scraper.sh diff --git a/.github/workflows/test-sqlite-support.yml b/.github/workflows/test-sqlite-support.yml new file mode 100644 index 00000000..23fce459 --- /dev/null +++ b/.github/workflows/test-sqlite-support.yml @@ -0,0 +1,53 @@ +name: Test SQLite versions + +on: [push, pull_request] + +permissions: + contents: read + +jobs: + test: + runs-on: ${{ matrix.platform }} + continue-on-error: true + strategy: + matrix: + platform: [ubuntu-latest] + python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"] + sqlite-version: [ + #"3", # latest version + "3.46", + #"3.45", + #"3.27", + #"3.26", + "3.25", + #"3.25.3", # 2018-09-25, window functions breaks test_upsert for some reason on 3.10, skip for now + #"3.24", # 2018-06-04, added UPSERT support + #"3.23.1" # 2018-04-10, before UPSERT + ] + steps: + - uses: actions/checkout@v6 + - name: Set up Python ${{ matrix.python-version }} + uses: actions/setup-python@v6 + with: + python-version: ${{ matrix.python-version }} + allow-prereleases: true + cache: pip + cache-dependency-path: pyproject.toml + - name: Set up SQLite ${{ matrix.sqlite-version }} + uses: asg017/sqlite-versions@71ea0de37ae739c33e447af91ba71dda8fcf22e6 + with: + version: ${{ matrix.sqlite-version }} + cflags: "-DSQLITE_ENABLE_DESERIALIZE -DSQLITE_ENABLE_FTS5 -DSQLITE_ENABLE_FTS4 -DSQLITE_ENABLE_FTS3_PARENTHESIS -DSQLITE_ENABLE_RTREE -DSQLITE_ENABLE_JSON1" + - run: python3 -c "import sqlite3; print(sqlite3.sqlite_version)" + - run: echo $LD_LIBRARY_PATH + - name: Build extension for --load-extension test + run: |- + (cd tests && gcc ext.c -fPIC -shared -o ext.so) + - name: Install dependencies + run: | + pip install . --group dev + pip freeze + - name: Run tests + run: | + pytest -n auto -m "not serial" + pytest -m "serial" diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml index 8d916e49..a1b2e9d2 100644 --- a/.github/workflows/test.yml +++ b/.github/workflows/test.yml @@ -2,33 +2,43 @@ name: Test on: [push, pull_request] +permissions: + contents: read + jobs: test: runs-on: ubuntu-latest strategy: matrix: - python-version: ["3.7", "3.8", "3.9", "3.10", "3.11-dev"] + python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"] steps: - - uses: actions/checkout@v2 + - uses: actions/checkout@v6 - name: Set up Python ${{ matrix.python-version }} - uses: actions/setup-python@v2 + uses: actions/setup-python@v6 with: python-version: ${{ matrix.python-version }} - - uses: actions/cache@v2 - name: Configure pip caching - with: - path: ~/.cache/pip - key: ${{ runner.os }}-pip-${{ hashFiles('**/setup.py') }} - restore-keys: | - ${{ runner.os }}-pip- + allow-prereleases: true + cache: pip + cache-dependency-path: pyproject.toml + - name: Build extension for --load-extension test + run: |- + (cd tests && gcc ext.c -fPIC -shared -o ext.so) - name: Install dependencies run: | - pip install -e '.[test]' + pip install . --group dev pip freeze - name: Run tests run: | pytest -n auto -m "not serial" pytest -m "serial" + # And the test that exceeds a localhost HTTPS server + tests/test_datasette_https_server.sh + - name: Black + run: | + black --version + black --check . + - name: Ruff + run: ruff check datasette tests - name: Check if cog needs to be run run: | cog --check docs/*.rst @@ -36,3 +46,7 @@ jobs: run: | # This fails on syntax errors, or a diff was applied blacken-docs -l 60 docs/*.rst + - name: Test DATASETTE_LOAD_PLUGINS + run: | + pip install datasette-init datasette-json-html + tests/test-datasette-load-plugins.sh diff --git a/.github/workflows/tmate-mac.yml b/.github/workflows/tmate-mac.yml index 46be117e..a033cd92 100644 --- a/.github/workflows/tmate-mac.yml +++ b/.github/workflows/tmate-mac.yml @@ -3,10 +3,13 @@ name: tmate session mac on: workflow_dispatch: +permissions: + contents: read + jobs: build: runs-on: macos-latest steps: - - uses: actions/checkout@v2 + - uses: actions/checkout@v6 - name: Setup tmate session uses: mxschmitt/action-tmate@v3 diff --git a/.github/workflows/tmate.yml b/.github/workflows/tmate.yml index 02e7bd33..72af1eec 100644 --- a/.github/workflows/tmate.yml +++ b/.github/workflows/tmate.yml @@ -3,10 +3,16 @@ name: tmate session on: workflow_dispatch: +permissions: + contents: read + models: read + jobs: build: runs-on: ubuntu-latest steps: - - uses: actions/checkout@v2 + - uses: actions/checkout@v6 - name: Setup tmate session uses: mxschmitt/action-tmate@v3 + env: + GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} diff --git a/.gitignore b/.gitignore index 066009f0..12acd87e 100644 --- a/.gitignore +++ b/.gitignore @@ -5,6 +5,12 @@ scratchpad .vscode +uv.lock +data.db + +# test databases +*.db + # We don't use Pipfile, so ignore them Pipfile Pipfile.lock @@ -118,3 +124,11 @@ ENV/ .DS_Store node_modules .*.swp + +# In case someone compiled tests/ext.c for test_load_extensions, don't +# include it in source control. +tests/*.dylib +tests/*.so +tests/*.dll + +.idea \ No newline at end of file diff --git a/.readthedocs.yaml b/.readthedocs.yaml index e157fb9c..8b3e54aa 100644 --- a/.readthedocs.yaml +++ b/.readthedocs.yaml @@ -1,16 +1,17 @@ version: 2 -build: - os: ubuntu-20.04 - tools: - python: "3.9" - sphinx: - configuration: docs/conf.py + configuration: docs/conf.py -python: - install: - - method: pip - path: . - extra_requirements: - - docs +build: + os: ubuntu-24.04 + tools: + python: "3.13" + jobs: + install: + - pip install --upgrade pip + - pip install . --group dev + +formats: +- pdf +- epub diff --git a/Dockerfile b/Dockerfile index 42f5529b..9a8f06cf 100644 --- a/Dockerfile +++ b/Dockerfile @@ -1,4 +1,4 @@ -FROM python:3.9.7-slim-bullseye as build +FROM python:3.11.0-slim-bullseye as build # Version of Datasette to install, e.g. 0.55 # docker build . -t datasette --build-arg VERSION=0.55 diff --git a/Justfile b/Justfile new file mode 100644 index 00000000..657881be --- /dev/null +++ b/Justfile @@ -0,0 +1,60 @@ +export DATASETTE_SECRET := "not_a_secret" + +# Run tests and linters +@default: test lint + +# Setup project +@init: + uv sync + +# Run pytest with supplied options +@test *options: init + uv run pytest -n auto {{options}} + +@codespell: + uv run codespell README.md --ignore-words docs/codespell-ignore-words.txt + uv run codespell docs/*.rst --ignore-words docs/codespell-ignore-words.txt + uv run codespell datasette -S datasette/static --ignore-words docs/codespell-ignore-words.txt + uv run codespell tests --ignore-words docs/codespell-ignore-words.txt + +# Run linters: black, ruff, cog +@lint: codespell + uv run black datasette tests --check + uv run ruff check datasette tests + uv run cog --check README.md docs/*.rst + +# Apply ruff fixes +@fix: + uv run ruff check --fix datasette tests + +# Rebuild docs with cog +@cog: + uv run cog -r README.md docs/*.rst + +# Serve live docs on localhost:8000 +@docs: cog blacken-docs + uv run make -C docs livehtml + +# Build docs as static HTML +@docs-build: cog blacken-docs + rm -rf docs/_build && cd docs && uv run make html + +# Apply Black +@black: + uv run black datasette tests + +# Apply blacken-docs +@blacken-docs: + uv run blacken-docs -l 60 docs/*.rst + +# Apply prettier +@prettier: + npm run fix + +# Format code with both black and prettier +@format: black prettier blacken-docs + +@serve *options: + uv run sqlite-utils create-database data.db + uv run sqlite-utils create-table data.db docs id integer title text --pk id --ignore + uv run python -m datasette data.db --root --reload {{options}} diff --git a/README.md b/README.md index 557d9290..393e8e5c 100644 --- a/README.md +++ b/README.md @@ -1,12 +1,13 @@ Datasette [![PyPI](https://img.shields.io/pypi/v/datasette.svg)](https://pypi.org/project/datasette/) -[![Changelog](https://img.shields.io/github/v/release/simonw/datasette?label=changelog)](https://docs.datasette.io/en/stable/changelog.html) +[![Changelog](https://img.shields.io/github/v/release/simonw/datasette?label=changelog)](https://docs.datasette.io/en/latest/changelog.html) [![Python 3.x](https://img.shields.io/pypi/pyversions/datasette.svg?logo=python&logoColor=white)](https://pypi.org/project/datasette/) [![Tests](https://github.com/simonw/datasette/workflows/Test/badge.svg)](https://github.com/simonw/datasette/actions?query=workflow%3ATest) [![Documentation Status](https://readthedocs.org/projects/datasette/badge/?version=latest)](https://docs.datasette.io/en/latest/?badge=latest) [![License](https://img.shields.io/badge/license-Apache%202.0-blue.svg)](https://github.com/simonw/datasette/blob/main/LICENSE) [![docker: datasette](https://img.shields.io/badge/docker-datasette-blue)](https://hub.docker.com/r/datasetteproject/datasette) +[![discord](https://img.shields.io/discord/823971286308356157?label=discord)](https://datasette.io/discord) *An open source multi-tool for exploring and publishing data* @@ -14,14 +15,14 @@ Datasette is a tool for exploring and publishing data. It helps people take data Datasette is aimed at data journalists, museum curators, archivists, local governments, scientists, researchers and anyone else who has data that they wish to share with the world. -[Explore a demo](https://global-power-plants.datasettes.com/global-power-plants/global-power-plants), watch [a video about the project](https://simonwillison.net/2021/Feb/7/video/) or try it out by [uploading and publishing your own CSV data](https://docs.datasette.io/en/stable/getting_started.html#try-datasette-without-installing-anything-using-glitch). +[Explore a demo](https://datasette.io/global-power-plants/global-power-plants), watch [a video about the project](https://simonwillison.net/2021/Feb/7/video/) or try it out [on GitHub Codespaces](https://github.com/datasette/datasette-studio). * [datasette.io](https://datasette.io/) is the official project website * Latest [Datasette News](https://datasette.io/news) * Comprehensive documentation: https://docs.datasette.io/ * Examples: https://datasette.io/examples -* Live demo of current main: https://latest.datasette.io/ -* Support questions, feedback? Join our [GitHub Discussions forum](https://github.com/simonw/datasette/discussions) +* Live demo of current `main` branch: https://latest.datasette.io/ +* Questions, feedback or want to talk about the project? Join our [Discord](https://datasette.io/discord) Want to stay up-to-date with the project? Subscribe to the [Datasette newsletter](https://datasette.substack.com/) for tips, tricks and news on what's new in the Datasette ecosystem. @@ -35,7 +36,7 @@ You can also install it using `pip` or `pipx`: pip install datasette -Datasette requires Python 3.7 or higher. We also have [detailed installation instructions](https://docs.datasette.io/en/stable/installation.html) covering other options such as Docker. +Datasette requires Python 3.8 or higher. We also have [detailed installation instructions](https://docs.datasette.io/en/stable/installation.html) covering other options such as Docker. ## Basic usage @@ -47,7 +48,7 @@ This will start a web server on port 8001 - visit http://localhost:8001/ to acce Use Chrome on OS X? You can run datasette against your browser history like so: - datasette ~/Library/Application\ Support/Google/Chrome/Default/History + datasette ~/Library/Application\ Support/Google/Chrome/Default/History --nolock Now visiting http://localhost:8001/History/downloads will show you a web interface to browse your downloads data: @@ -84,3 +85,7 @@ Or: This will create a docker image containing both the datasette application and the specified SQLite database files. It will then deploy that image to Heroku or Cloud Run and give you a URL to access the resulting website and API. See [Publishing data](https://docs.datasette.io/en/stable/publish.html) in the documentation for more details. + +## Datasette Lite + +[Datasette Lite](https://lite.datasette.io/) is Datasette packaged using WebAssembly so that it runs entirely in your browser, no Python web application server required. Read more about that in the [Datasette Lite documentation](https://github.com/simonw/datasette-lite/blob/main/README.md). diff --git a/datasette/__init__.py b/datasette/__init__.py index ea10c13d..eb18e59e 100644 --- a/datasette/__init__.py +++ b/datasette/__init__.py @@ -1,5 +1,9 @@ +from datasette.permissions import Permission # noqa from datasette.version import __version_info__, __version__ # noqa +from datasette.events import Event # noqa +from datasette.tokens import TokenHandler, TokenRestrictions # noqa from datasette.utils.asgi import Forbidden, NotFound, Request, Response # noqa from datasette.utils import actor_matches_allow # noqa +from datasette.views import Context # noqa from .hookspecs import hookimpl # noqa from .hookspecs import hookspec # noqa diff --git a/datasette/_pytest_plugin.py b/datasette/_pytest_plugin.py new file mode 100644 index 00000000..5fb6b473 --- /dev/null +++ b/datasette/_pytest_plugin.py @@ -0,0 +1,108 @@ +""" +Pytest plugin that automatically closes any Datasette instances constructed +during a pytest test — both in the test body and in function-scoped +fixtures. Instances constructed by session-, module-, class- or package- +scoped fixtures are left alone, because other tests in the session will +still want to use them. + +Registered as a pytest11 entry point in pyproject.toml so that downstream +projects using Datasette get the same FD-safety net for their own tests. + +Opt out by setting ``datasette_autoclose = false`` in pytest.ini (or the +equivalent ini file). +""" + +from __future__ import annotations + +import contextvars +import weakref + +import pytest + +from datasette.app import Datasette + +_active_instances: contextvars.ContextVar[list | None] = contextvars.ContextVar( + "datasette_active_instances", default=None +) + +_original_init = Datasette.__init__ + + +def _tracking_init(self, *args, **kwargs): + _original_init(self, *args, **kwargs) + instances = _active_instances.get() + if instances is not None: + instances.append(weakref.ref(self)) + + +Datasette.__init__ = _tracking_init + + +def pytest_addoption(parser): + parser.addini( + "datasette_autoclose", + help=( + "Automatically close Datasette instances created inside test " + "bodies and function-scoped fixtures (default: true)." + ), + default="true", + ) + + +def _enabled(config) -> bool: + value = config.getini("datasette_autoclose") + if isinstance(value, bool): + return value + return str(value).strip().lower() not in ("false", "0", "no", "off") + + +@pytest.hookimpl(hookwrapper=True) +def pytest_runtest_protocol(item, nextitem): + """Track Datasette instances across setup, call and teardown; close at end.""" + if not _enabled(item.config): + yield + return + refs: list[weakref.ref] = [] + token = _active_instances.set(refs) + try: + yield + finally: + _active_instances.reset(token) + for ref in reversed(refs): + ds = ref() + if ds is None: + continue + try: + ds.close() + except Exception as e: + item.warn( + pytest.PytestUnraisableExceptionWarning( + f"Error closing Datasette instance: {e!r}" + ) + ) + + +@pytest.hookimpl(hookwrapper=True) +def pytest_fixture_setup(fixturedef, request): + """Exempt instances created by non-function-scoped fixtures. + + Session-, module-, class- and package-scoped fixtures produce Datasette + instances that must survive beyond the current test — other tests in + the session will still use them. When such a fixture creates one or + more Datasette instances during its setup, we snapshot the tracking + list before the fixture runs and subtract off any instances that were + added during its setup, so they don't get closed at test teardown. + """ + refs = _active_instances.get() + if refs is None: + yield + return + before_ids = {id(ref) for ref in refs} + yield + if fixturedef.scope != "function": + new_refs = [ref for ref in refs if id(ref) not in before_ids] + for new_ref in new_refs: + try: + refs.remove(new_ref) + except ValueError: + pass diff --git a/datasette/actor_auth_cookie.py b/datasette/actor_auth_cookie.py index 15ecd331..368213af 100644 --- a/datasette/actor_auth_cookie.py +++ b/datasette/actor_auth_cookie.py @@ -1,6 +1,6 @@ from datasette import hookimpl from itsdangerous import BadSignature -import baseconv +from datasette.utils import baseconv import time diff --git a/datasette/app.py b/datasette/app.py index c9eede26..56b89789 100644 --- a/datasette/app.py +++ b/datasette/app.py @@ -1,83 +1,141 @@ +from __future__ import annotations + import asyncio -from typing import Sequence, Union, Tuple -import asgi_csrf +import contextvars +from typing import TYPE_CHECKING, Any, Dict, Iterable, List + +if TYPE_CHECKING: + from datasette.permissions import Resource + from datasette.tokens import TokenRestrictions import collections +import dataclasses import datetime import functools import glob import hashlib import httpx +import importlib.metadata import inspect from itsdangerous import BadSignature import json import os -import pkg_resources import re import secrets import sys import threading -import traceback +import time +import types import urllib.parse from concurrent import futures from pathlib import Path from markupsafe import Markup, escape from itsdangerous import URLSafeSerializer -from jinja2 import ChoiceLoader, Environment, FileSystemLoader, PrefixLoader +from jinja2 import ( + ChoiceLoader, + Environment, + FileSystemLoader, + PrefixLoader, +) from jinja2.environment import Template from jinja2.exceptions import TemplateNotFound -import uvicorn -from .views.base import DatasetteError, ureg -from .views.database import DatabaseDownload, DatabaseView +from .events import Event +from .column_types import SQLiteType +from . import stored_queries +from .views import Context +from .views.database import ( + database_download, + DatabaseView, + TableCreateView, + QueryView, +) +from .views.execute_write import ExecuteWriteAnalyzeView, ExecuteWriteView +from .views.stored_queries import ( + QueryCreateAnalyzeView, + QueryDeleteView, + QueryDefinitionView, + GlobalQueryListView, + QueryListView, + QueryParametersView, + QueryStoreView, + QueryUpdateView, +) from .views.index import IndexView from .views.special import ( JsonDataView, PatternPortfolioView, AuthTokenView, + ApiExplorerView, + CreateTokenView, LogoutView, AllowDebugView, PermissionsDebugView, MessagesDebugView, + AllowedResourcesView, + PermissionRulesView, + PermissionCheckView, + JumpView, + InstanceSchemaView, + DatabaseSchemaView, + TableSchemaView, ) -from .views.table import RowView, TableView +from .views.table import ( + TableInsertView, + TableUpsertView, + TableSetColumnTypeView, + TableDropView, + table_view, +) +from .views.row import RowView, RowDeleteView, RowUpdateView from .renderer import json_renderer from .url_builder import Urls from .database import Database, QueryInterrupted from .utils import ( + PaginatedResources, PrefixedUrlString, SPATIALITE_FUNCTIONS, StartupError, - add_cors_headers, async_call_with_supported_arguments, await_me_maybe, + baseconv, call_with_supported_arguments, + detect_json1, display_actor, escape_css_string, escape_sqlite, find_spatialite, format_bytes, module_from_path, + move_plugins_and_allow, + move_table_config, parse_metadata, resolve_env_secrets, resolve_routes, + tilde_decode, + tilde_encode, to_css_class, + urlsafe_components, + redact_keys, + row_sql_params_pks, ) from .utils.asgi import ( AsgiLifespan, - Base400, Forbidden, NotFound, + DatabaseNotFound, + TableNotFound, + RowNotFound, Request, Response, + AsgiRunOnFirstRequest, asgi_static, asgi_send, asgi_send_file, - asgi_send_html, - asgi_send_json, asgi_send_redirect, ) +from .csrf import CrossOriginProtectionMiddleware from .utils.internal_db import init_internal_db, populate_schema_tables from .utils.sqlite import ( sqlite3, @@ -87,16 +145,44 @@ from .tracer import AsgiTracer from .plugins import pm, DEFAULT_PLUGINS, get_plugins from .version import __version__ -try: - import rich -except ImportError: - rich = None +from .resources import DatabaseResource, TableResource app_root = Path(__file__).parent.parent + +# Context variable to track when code is executing within a datasette.client request +_in_datasette_client = contextvars.ContextVar("in_datasette_client", default=False) + + +class _DatasetteClientContext: + """Context manager to mark code as executing within a datasette.client request.""" + + def __enter__(self): + self.token = _in_datasette_client.set(True) + return self + + def __exit__(self, exc_type, exc_val, exc_tb): + _in_datasette_client.reset(self.token) + return False + + +@dataclasses.dataclass +class PermissionCheck: + """Represents a logged permission check for debugging purposes.""" + + when: str + actor: Dict[str, Any] | None + action: str + parent: str | None + child: str | None + result: bool + + # https://github.com/simonw/datasette/issues/283#issuecomment-781591015 SQLITE_LIMIT_ATTACHED = 10 +INTERNAL_DB_NAME = "__INTERNAL__" + Setting = collections.namedtuple("Setting", ("name", "default", "help")) SETTINGS = ( Setting("default_page_size", 100, "Default page size for the table view"), @@ -105,6 +191,11 @@ SETTINGS = ( 1000, "Maximum rows that can be returned from a table or custom query", ), + Setting( + "max_insert_rows", + 100, + "Maximum rows that can be inserted at a time using the bulk insert API", + ), Setting( "num_sql_threads", 3, @@ -130,6 +221,21 @@ SETTINGS = ( True, "Allow users to download the original SQLite database files", ), + Setting( + "allow_signed_tokens", + True, + "Allow users to create and use signed API tokens", + ), + Setting( + "default_allow_sql", + True, + "Allow anyone to run arbitrary SQL queries", + ), + Setting( + "max_signed_tokens_ttl", + 0, + "Maximum allowed expiry time for signed API tokens", + ), Setting("suggest_facets", True, "Calculate and display suggested facets"), Setting( "default_cache_ttl", @@ -178,6 +284,11 @@ DEFAULT_SETTINGS = {option.name: option.default for option in SETTINGS} FAVICON_PATH = app_root / "datasette" / "static" / "favicon.png" +DEFAULT_NOT_SET = object() + + +ResourcesSQL = collections.namedtuple("ResourcesSQL", ("sql", "params")) + async def favicon(request, send): await asgi_send_file( @@ -188,6 +299,19 @@ async def favicon(request, send): ) +ResolvedTable = collections.namedtuple("ResolvedTable", ("db", "table", "is_view")) +ResolvedRow = collections.namedtuple( + "ResolvedRow", ("db", "table", "sql", "params", "pks", "pk_values", "row") +) + + +def _to_string(value): + if isinstance(value, str): + return value + else: + return json.dumps(value, default=str) + + class Datasette: # Message constants: INFO = 1 @@ -201,6 +325,7 @@ class Datasette: cache_headers=True, cors=False, inspect_data=None, + config=None, metadata=None, sqlite_extensions=None, template_dir=None, @@ -213,15 +338,26 @@ class Datasette: config_dir=None, pdb=False, crossdb=False, + nolock=False, + internal=None, + default_deny=False, ): + self._startup_invoked = False + self._closed = False assert config_dir is None or isinstance( config_dir, Path ), "config_dir= should be a pathlib.Path" + self.config_dir = config_dir self.pdb = pdb self._secret = secret or secrets.token_hex(32) + if files is not None and isinstance(files, str): + raise ValueError("files= must be a list of paths, not a string") self.files = tuple(files or []) + tuple(immutables or []) if config_dir: - self.files += tuple([str(p) for p in config_dir.glob("*.db")]) + db_files = [] + for ext in ("db", "sqlite", "sqlite3"): + db_files.extend(config_dir.glob("*.{}".format(ext))) + self.files += tuple(str(f) for f in db_files) if ( config_dir and (config_dir / "inspect-data.json").exists() @@ -236,23 +372,40 @@ class Datasette: self.inspect_data = inspect_data self.immutables = set(immutables or []) self.databases = collections.OrderedDict() - self._refresh_schemas_lock = asyncio.Lock() + self.actions = {} # .invoke_startup() will populate this + self._column_types = {} # .invoke_startup() will populate this + try: + self._refresh_schemas_lock = asyncio.Lock() + except RuntimeError as rex: + # Workaround for intermittent test failure, see: + # https://github.com/simonw/datasette/issues/1802 + if "There is no current event loop in thread" in str(rex): + loop = asyncio.new_event_loop() + asyncio.set_event_loop(loop) + self._refresh_schemas_lock = asyncio.Lock() + else: + raise self.crossdb = crossdb + self.nolock = nolock if memory or crossdb or not self.files: - self.add_database(Database(self, is_memory=True), name="_memory") - # memory_name is a random string so that each Datasette instance gets its own - # unique in-memory named database - otherwise unit tests can fail with weird - # errors when different instances accidentally share an in-memory database - self.add_database( - Database(self, memory_name=secrets.token_hex()), name="_internal" - ) - self.internal_db_created = False + self.add_database( + Database(self, is_mutable=False, is_memory=True), name="_memory" + ) for file in self.files: self.add_database( Database(self, file, is_mutable=file not in self.immutables) ) + + self.internal_db_created = False + if internal is None: + self._internal_database = Database(self, is_temp_disk=True) + else: + self._internal_database = Database(self, path=internal, mode="rwc") + self._internal_database.name = INTERNAL_DB_NAME + self.cache_headers = cache_headers self.cors = cors + config_files = [] metadata_files = [] if config_dir: metadata_files = [ @@ -260,9 +413,26 @@ class Datasette: for filename in ("metadata.json", "metadata.yaml", "metadata.yml") if (config_dir / filename).exists() ] + config_files = [ + config_dir / filename + for filename in ("datasette.json", "datasette.yaml", "datasette.yml") + if (config_dir / filename).exists() + ] if config_dir and metadata_files and not metadata: with metadata_files[0].open() as fp: metadata = parse_metadata(fp.read()) + + if config_dir and config_files and not config: + with config_files[0].open() as fp: + config = parse_metadata(fp.read()) + + # Move any "plugins" and "allow" settings from metadata to config - updates them in place + metadata = metadata or {} + config = config or {} + metadata, config = move_plugins_and_allow(metadata, config) + # Now migrate any known table configuration settings over as well + metadata, config = move_table_config(metadata, config) + self._metadata_local = metadata or {} self.sqlite_extensions = [] for extension in sqlite_extensions or []: @@ -281,16 +451,54 @@ class Datasette: if config_dir and (config_dir / "static").is_dir() and not static_mounts: static_mounts = [("static", str((config_dir / "static").resolve()))] self.static_mounts = static_mounts or [] - if config_dir and (config_dir / "config.json").exists(): - raise StartupError("config.json should be renamed to settings.json") - if config_dir and (config_dir / "settings.json").exists() and not settings: - settings = json.loads((config_dir / "settings.json").read_text()) - self._settings = dict(DEFAULT_SETTINGS, **(settings or {})) + if config_dir and (config_dir / "datasette.json").exists() and not config: + config = json.loads((config_dir / "datasette.json").read_text()) + + config = config or {} + config_settings = config.get("settings") or {} + + # Validate settings from config file + for key, value in config_settings.items(): + if key not in DEFAULT_SETTINGS: + raise StartupError(f"Invalid setting '{key}' in config file") + # Validate type matches expected type from DEFAULT_SETTINGS + if value is not None: # Allow None/null values + expected_type = type(DEFAULT_SETTINGS[key]) + actual_type = type(value) + if actual_type != expected_type: + raise StartupError( + f"Setting '{key}' in config file has incorrect type. " + f"Expected {expected_type.__name__}, got {actual_type.__name__}. " + f"Value: {value!r}. " + f"Hint: In YAML/JSON config files, remove quotes from boolean and integer values." + ) + + # Validate settings from constructor parameter + if settings: + for key, value in settings.items(): + if key not in DEFAULT_SETTINGS: + raise StartupError(f"Invalid setting '{key}' in settings parameter") + if value is not None: + expected_type = type(DEFAULT_SETTINGS[key]) + actual_type = type(value) + if actual_type != expected_type: + raise StartupError( + f"Setting '{key}' in settings parameter has incorrect type. " + f"Expected {expected_type.__name__}, got {actual_type.__name__}. " + f"Value: {value!r}" + ) + + self.config = config + # CLI settings should overwrite datasette.json settings + self._settings = dict(DEFAULT_SETTINGS, **(config_settings), **(settings or {})) self.renderers = {} # File extension -> (renderer, can_render) functions self.version_note = version_note - self.executor = futures.ThreadPoolExecutor( - max_workers=self.setting("num_sql_threads") - ) + if self.setting("num_sql_threads") == 0: + self.executor = None + else: + self.executor = futures.ThreadPoolExecutor( + max_workers=self.setting("num_sql_threads") + ) self.max_returned_rows = self.setting("max_returned_rows") self.sql_time_limit_ms = self.setting("sql_time_limit_ms") self.page_size = self.setting("default_page_size") @@ -328,50 +536,150 @@ class Datasette: ), ] ) - self.jinja_env = Environment( - loader=template_loader, autoescape=True, enable_async=True + environment = Environment( + loader=template_loader, + autoescape=True, + enable_async=True, + # undefined=StrictUndefined, ) - self.jinja_env.filters["escape_css_string"] = escape_css_string - self.jinja_env.filters["quote_plus"] = urllib.parse.quote_plus - self.jinja_env.filters["escape_sqlite"] = escape_sqlite - self.jinja_env.filters["to_css_class"] = to_css_class - # pylint: disable=no-member - pm.hook.prepare_jinja2_environment(env=self.jinja_env) - + environment.filters["escape_css_string"] = escape_css_string + environment.filters["quote_plus"] = urllib.parse.quote_plus + self._jinja_env = environment + environment.filters["escape_sqlite"] = escape_sqlite + environment.filters["to_css_class"] = to_css_class self._register_renderers() self._permission_checks = collections.deque(maxlen=200) self._root_token = secrets.token_hex(32) + self.root_enabled = False + self.default_deny = default_deny self.client = DatasetteClient(self) + async def apply_metadata_json(self): + # Apply any metadata entries from metadata.json to the internal tables + # step 1: top-level metadata + for key in self._metadata_local or {}: + if key == "databases": + continue + value = self._metadata_local[key] + await self.set_instance_metadata(key, _to_string(value)) + + # step 2: database-level metadata + for dbname, db in self._metadata_local.get("databases", {}).items(): + for key, value in db.items(): + if key in ("tables", "queries"): + continue + await self.set_database_metadata(dbname, key, _to_string(value)) + + # step 3: table-level metadata + for tablename, table in db.get("tables", {}).items(): + for key, value in table.items(): + if key == "columns": + continue + await self.set_resource_metadata( + dbname, tablename, key, _to_string(value) + ) + + # step 4: column-level metadata (only descriptions in metadata.json) + for columnname, column_description in table.get("columns", {}).items(): + await self.set_column_metadata( + dbname, tablename, columnname, "description", column_description + ) + + # TODO(alex) is metadata.json was loaded in, and --internal is not memory, then log + # a warning to user that they should delete their metadata.json file + + async def _save_queries_from_config(self): + await stored_queries.save_queries_from_config(self) + + def get_jinja_environment(self, request: Request = None) -> Environment: + environment = self._jinja_env + if request: + for environment in pm.hook.jinja2_environment_from_request( + datasette=self, request=request, env=environment + ): + pass + return environment + + def get_action(self, name_or_abbr: str): + """ + Returns an Action object for the given name or abbreviation. Returns None if not found. + """ + if name_or_abbr in self.actions: + return self.actions[name_or_abbr] + # Try abbreviation + for action in self.actions.values(): + if action.abbr == name_or_abbr: + return action + return None + async def refresh_schemas(self): + # Throttle schema refreshes to at most once per second + if time.monotonic() - getattr(self, "_last_schema_refresh", 0) < 1.0: + return + self._last_schema_refresh = time.monotonic() if self._refresh_schemas_lock.locked(): return async with self._refresh_schemas_lock: await self._refresh_schemas() async def _refresh_schemas(self): - internal_db = self.databases["_internal"] + internal_db = self.get_internal_database() if not self.internal_db_created: await init_internal_db(internal_db) + await self.apply_metadata_json() self.internal_db_created = True - current_schema_versions = { row["database_name"]: row["schema_version"] for row in await internal_db.execute( - "select database_name, schema_version from databases" + "select database_name, schema_version from catalog_databases" ) } + catalog_table_names = ( + "catalog_columns", + "catalog_foreign_keys", + "catalog_indexes", + "catalog_views", + "catalog_tables", + "catalog_databases", + ) + # Delete stale entries for databases that are no longer attached + catalog_database_names = set(current_schema_versions.keys()) + for table in catalog_table_names[:-1]: + catalog_database_names.update( + row["database_name"] + for row in await internal_db.execute( + "select distinct database_name from {}".format(table) + ) + if row["database_name"] is not None + ) + stale_databases = catalog_database_names - set(self.databases.keys()) + if stale_databases: + + def delete_stale_database_catalog(conn): + for stale_db_name in stale_databases: + for table in catalog_table_names: + conn.execute( + "DELETE FROM {} WHERE database_name = ?".format(table), + [stale_db_name], + ) + + await internal_db.execute_write_fn(delete_stale_database_catalog) for database_name, db in self.databases.items(): schema_version = (await db.execute("PRAGMA schema_version")).first()[0] # Compare schema versions to see if we should skip it if schema_version == current_schema_versions.get(database_name): continue + placeholders = "(?, ?, ?, ?)" + values = [database_name, str(db.path), db.is_memory, schema_version] + if db.path is None: + placeholders = "(?, null, ?, ?)" + values = [database_name, db.is_memory, schema_version] await internal_db.execute_write( """ - INSERT OR REPLACE INTO databases (database_name, path, is_memory, schema_version) - VALUES (?, ?, ?, ?) - """, - [database_name, str(db.path), db.is_memory, schema_version], + INSERT OR REPLACE INTO catalog_databases (database_name, path, is_memory, schema_version) + VALUES {} + """.format(placeholders), + values, ) await populate_schema_tables(internal_db, db) @@ -379,9 +687,76 @@ class Datasette: def urls(self): return Urls(self) + @property + def pm(self): + """ + Return the global plugin manager instance. + + This provides access to the pluggy PluginManager that manages all + Datasette plugins and hooks. Use datasette.pm.hook.hook_name() to + call plugin hooks. + """ + return pm + async def invoke_startup(self): + # This must be called for Datasette to be in a usable state + if self._startup_invoked: + return + # Register event classes + event_classes = [] + for hook in pm.hook.register_events(datasette=self): + extra_classes = await await_me_maybe(hook) + if extra_classes: + event_classes.extend(extra_classes) + self.event_classes = tuple(event_classes) + + # Register actions, but watch out for duplicate name/abbr + action_names = {} + action_abbrs = {} + for hook in pm.hook.register_actions(datasette=self): + if hook: + for action in hook: + if ( + action.name in action_names + and action != action_names[action.name] + ): + raise StartupError( + "Duplicate action name: {}".format(action.name) + ) + if ( + action.abbr + and action.abbr in action_abbrs + and action != action_abbrs[action.abbr] + ): + raise StartupError( + "Duplicate action abbr: {}".format(action.abbr) + ) + action_names[action.name] = action + if action.abbr: + action_abbrs[action.abbr] = action + self.actions[action.name] = action + + # Register column types (classes, not instances) + self._column_types = {} + for hook in pm.hook.register_column_types(datasette=self): + if hook: + for ct_cls in hook: + if ct_cls.name in self._column_types: + raise StartupError(f"Duplicate column type name: {ct_cls.name}") + self._column_types[ct_cls.name] = ct_cls + + for hook in pm.hook.prepare_jinja2_environment( + env=self._jinja_env, datasette=self + ): + await await_me_maybe(hook) + # Ensure internal tables and metadata are populated before startup hooks + await self._refresh_schemas() + await self._save_queries_from_config() + # Load column_types from config into internal DB + await self._apply_column_types_config() for hook in pm.hook.startup(datasette=self): await await_me_maybe(hook) + self._startup_invoked = True def sign(self, value, namespace="default"): return URLSafeSerializer(self._secret, namespace).dumps(value) @@ -389,6 +764,79 @@ class Datasette: def unsign(self, signed, namespace="default"): return URLSafeSerializer(self._secret, namespace).loads(signed) + def in_client(self) -> bool: + """Check if the current code is executing within a datasette.client request. + + Returns: + bool: True if currently executing within a datasette.client request, False otherwise. + """ + return _in_datasette_client.get() + + def _token_handlers(self): + """Collect all registered token handlers from plugins.""" + from datasette.tokens import TokenHandler + + handlers = [] + for result in pm.hook.register_token_handler(datasette=self): + if isinstance(result, TokenHandler): + handlers.append(result) + elif isinstance(result, list): + handlers.extend(h for h in result if isinstance(h, TokenHandler)) + return handlers + + async def create_token( + self, + actor_id: str, + *, + expires_after: int | None = None, + restrictions: "TokenRestrictions | None" = None, + handler: str | None = None, + ) -> str: + """ + Create an API token for the given actor. + + Uses the first registered token handler by default, or a specific + handler if ``handler`` is provided (matched by handler name). + + Pass a :class:`TokenRestrictions` to limit which actions the token + can perform. + """ + handlers = self._token_handlers() + if not handlers: + raise RuntimeError("No token handlers are registered") + + if handler is not None: + matched = [h for h in handlers if h.name == handler] + if not matched: + available = [h.name for h in handlers] + raise ValueError( + f"Token handler {handler!r} not found. " + f"Available handlers: {available}" + ) + chosen = matched[0] + else: + chosen = handlers[0] + + return await chosen.create_token( + self, + actor_id, + expires_after=expires_after, + restrictions=restrictions, + ) + + async def verify_token(self, token: str) -> dict | None: + """ + Verify an API token by trying all registered token handlers. + + Returns an actor dict from the first handler that recognizes the + token, or None if no handler accepts it. + """ + for token_handler in self._token_handlers(): + result = await token_handler.verify_token(self, token) + if result is not None: + return result + return None + def get_database(self, name=None, route=None): if route is not None: matches = [db for db in self.databases.values() if db.route == route] @@ -396,8 +844,7 @@ class Datasette: raise KeyError return matches[0] if name is None: - # Return first database that isn't "_internal" - name = [key for key in self.databases.keys() if key != "_internal"][0] + name = [key for key in self.databases.keys()][0] return self.databases[name] def add_database(self, db, name=None, route=None): @@ -419,14 +866,44 @@ class Datasette: self.databases = new_databases return db - def add_memory_database(self, memory_name): - return self.add_database(Database(self, memory_name=memory_name)) + def add_memory_database(self, memory_name, name=None, route=None): + return self.add_database( + Database(self, memory_name=memory_name), name=name, route=route + ) def remove_database(self, name): + self.get_database(name).close() new_databases = self.databases.copy() new_databases.pop(name) self.databases = new_databases + def close(self): + """Release all resources held by this Datasette instance. + + Closes every attached Database (including the internal database), + shuts down the executor, and unlinks the temporary file used for + the internal database if one was created. Idempotent and one-way. + """ + if self._closed: + return + self._closed = True + first_exception = None + dbs = list(self.databases.values()) + [self._internal_database] + for db in dbs: + try: + db.close() + except Exception as e: + if first_exception is None: + first_exception = e + if self.executor is not None: + try: + self.executor.shutdown(wait=True, cancel_futures=True) + except Exception as e: + if first_exception is None: + first_exception = e + if first_exception is not None: + raise first_exception + def setting(self, key): return self._settings.get(key, None) @@ -445,126 +922,534 @@ class Datasette: orig[key] = upd_value return orig - def metadata(self, key=None, database=None, table=None, fallback=True): + async def get_instance_metadata(self): + rows = await self.get_internal_database().execute(""" + SELECT + key, + value + FROM metadata_instance + """) + return dict(rows) + + async def get_database_metadata(self, database_name: str): + rows = await self.get_internal_database().execute( + """ + SELECT + key, + value + FROM metadata_databases + WHERE database_name = ? + """, + [database_name], + ) + return dict(rows) + + async def get_resource_metadata(self, database_name: str, resource_name: str): + rows = await self.get_internal_database().execute( + """ + SELECT + key, + value + FROM metadata_resources + WHERE database_name = ? + AND resource_name = ? + """, + [database_name, resource_name], + ) + return dict(rows) + + async def get_column_metadata( + self, database_name: str, resource_name: str, column_name: str + ): + rows = await self.get_internal_database().execute( + """ + SELECT + key, + value + FROM metadata_columns + WHERE database_name = ? + AND resource_name = ? + AND column_name = ? + """, + [database_name, resource_name, column_name], + ) + return dict(rows) + + async def set_instance_metadata(self, key: str, value: str): + # TODO upsert only supported on SQLite 3.24.0 (2018-06-04) + await self.get_internal_database().execute_write( + """ + INSERT INTO metadata_instance(key, value) + VALUES(?, ?) + ON CONFLICT(key) DO UPDATE SET value = excluded.value; + """, + [key, value], + ) + + async def set_database_metadata(self, database_name: str, key: str, value: str): + # TODO upsert only supported on SQLite 3.24.0 (2018-06-04) + await self.get_internal_database().execute_write( + """ + INSERT INTO metadata_databases(database_name, key, value) + VALUES(?, ?, ?) + ON CONFLICT(database_name, key) DO UPDATE SET value = excluded.value; + """, + [database_name, key, value], + ) + + async def set_resource_metadata( + self, database_name: str, resource_name: str, key: str, value: str + ): + # TODO upsert only supported on SQLite 3.24.0 (2018-06-04) + await self.get_internal_database().execute_write( + """ + INSERT INTO metadata_resources(database_name, resource_name, key, value) + VALUES(?, ?, ?, ?) + ON CONFLICT(database_name, resource_name, key) DO UPDATE SET value = excluded.value; + """, + [database_name, resource_name, key, value], + ) + + async def set_column_metadata( + self, + database_name: str, + resource_name: str, + column_name: str, + key: str, + value: str, + ): + # TODO upsert only supported on SQLite 3.24.0 (2018-06-04) + await self.get_internal_database().execute_write( + """ + INSERT INTO metadata_columns(database_name, resource_name, column_name, key, value) + VALUES(?, ?, ?, ?, ?) + ON CONFLICT(database_name, resource_name, column_name, key) DO UPDATE SET value = excluded.value; + """, + [database_name, resource_name, column_name, key, value], + ) + + @staticmethod + def _query_row_to_stored_query(row) -> stored_queries.StoredQuery | None: + return stored_queries.query_row_to_stored_query(row) + + @staticmethod + def _query_options_json(options): + return stored_queries.query_options_json(options) + + async def add_query( + self, + database: str, + name: str, + sql: str, + *, + title: str | None = None, + description: str | None = None, + description_html: str | None = None, + hide_sql: bool = False, + fragment: str | None = None, + parameters: Iterable[str] | None = None, + is_write: bool = False, + is_private: bool = False, + is_trusted: bool = False, + source: str = "plugin", + owner_id: str | None = None, + on_success_message: str | None = None, + on_success_message_sql: str | None = None, + on_success_redirect: str | None = None, + on_error_message: str | None = None, + on_error_redirect: str | None = None, + replace: bool = True, + ) -> None: + return await stored_queries.add_query( + self, + database, + name, + sql, + title=title, + description=description, + description_html=description_html, + hide_sql=hide_sql, + fragment=fragment, + parameters=parameters, + is_write=is_write, + is_private=is_private, + is_trusted=is_trusted, + source=source, + owner_id=owner_id, + on_success_message=on_success_message, + on_success_message_sql=on_success_message_sql, + on_success_redirect=on_success_redirect, + on_error_message=on_error_message, + on_error_redirect=on_error_redirect, + replace=replace, + ) + + async def update_query( + self, + database: str, + name: str, + *, + sql=stored_queries.UNCHANGED, + title=stored_queries.UNCHANGED, + description=stored_queries.UNCHANGED, + description_html=stored_queries.UNCHANGED, + hide_sql=stored_queries.UNCHANGED, + fragment=stored_queries.UNCHANGED, + parameters=stored_queries.UNCHANGED, + is_write=stored_queries.UNCHANGED, + is_private=stored_queries.UNCHANGED, + is_trusted=stored_queries.UNCHANGED, + source=stored_queries.UNCHANGED, + owner_id=stored_queries.UNCHANGED, + on_success_message=stored_queries.UNCHANGED, + on_success_message_sql=stored_queries.UNCHANGED, + on_success_redirect=stored_queries.UNCHANGED, + on_error_message=stored_queries.UNCHANGED, + on_error_redirect=stored_queries.UNCHANGED, + ) -> None: + return await stored_queries.update_query( + self, + database, + name, + sql=sql, + title=title, + description=description, + description_html=description_html, + hide_sql=hide_sql, + fragment=fragment, + parameters=parameters, + is_write=is_write, + is_private=is_private, + is_trusted=is_trusted, + source=source, + owner_id=owner_id, + on_success_message=on_success_message, + on_success_message_sql=on_success_message_sql, + on_success_redirect=on_success_redirect, + on_error_message=on_error_message, + on_error_redirect=on_error_redirect, + ) + + async def remove_query( + self, database: str, name: str, source: str | None = None + ) -> None: + return await stored_queries.remove_query(self, database, name, source=source) + + async def get_query( + self, database: str, name: str + ) -> stored_queries.StoredQuery | None: + return await stored_queries.get_query(self, database, name) + + async def count_queries( + self, + database: str | None = None, + *, + actor: dict[str, Any] | None = None, + q: str | None = None, + is_write: bool | None = None, + is_private: bool | None = None, + is_trusted: bool | None = None, + source: str | None = None, + owner_id: str | None = None, + ) -> int: + return await stored_queries.count_queries( + self, + database, + actor=actor, + q=q, + is_write=is_write, + is_private=is_private, + is_trusted=is_trusted, + source=source, + owner_id=owner_id, + ) + + async def list_queries( + self, + database: str | None = None, + *, + actor: dict[str, Any] | None = None, + limit: int = 50, + cursor: str | None = None, + q: str | None = None, + is_write: bool | None = None, + is_private: bool | None = None, + is_trusted: bool | None = None, + source: str | None = None, + owner_id: str | None = None, + include_private: bool = False, + ) -> stored_queries.StoredQueryPage: + return await stored_queries.list_queries( + self, + database, + actor=actor, + limit=limit, + cursor=cursor, + q=q, + is_write=is_write, + is_private=is_private, + is_trusted=is_trusted, + source=source, + owner_id=owner_id, + include_private=include_private, + ) + + async def ensure_query_write_permissions( + self, database, sql, *, actor=None, params=None, analysis=None + ): + return await stored_queries.ensure_query_write_permissions( + self, database, sql, actor=actor, params=params, analysis=analysis + ) + + # Column types API + + async def _get_resource_column_details(self, database: str, resource: str): + db = self.databases.get(database) + if db is None: + return {} + try: + return { + column.name: column + for column in await db.table_column_details(resource) + } + except sqlite3.OperationalError: + return {} + + @staticmethod + def _column_type_is_applicable(ct_cls, column_detail) -> bool: + sqlite_types = getattr(ct_cls, "sqlite_types", None) + if sqlite_types is None: + return True + if column_detail is None: + return False + actual_sqlite_type = SQLiteType.from_declared_type(column_detail.type) + return actual_sqlite_type in sqlite_types + + async def _validate_column_type_assignment( + self, database: str, resource: str, column: str, ct_cls + ) -> None: + sqlite_types = getattr(ct_cls, "sqlite_types", None) + if sqlite_types is None: + return + + column_detail = ( + await self._get_resource_column_details(database, resource) + ).get(column) + if column_detail is None: + return + + actual_sqlite_type = SQLiteType.from_declared_type(column_detail.type) + if actual_sqlite_type in sqlite_types: + return + + allowed = ", ".join(sqlite_type.value for sqlite_type in sqlite_types) + actual = ( + actual_sqlite_type.value + if actual_sqlite_type is not None + else "unrecognized {!r}".format(column_detail.type) + ) + raise ValueError( + "Column type {!r} is only applicable to SQLite types {} but {}.{}.{} " + "has SQLite type {}".format( + ct_cls.name, + allowed, + database, + resource, + column, + actual, + ) + ) + + async def _apply_column_types_config(self): + """Load column_types from datasette.json config into the internal DB.""" + import logging + + for db_name, db_conf in (self.config or {}).get("databases", {}).items(): + for table_name, table_conf in db_conf.get("tables", {}).items(): + for col_name, ct in table_conf.get("column_types", {}).items(): + if isinstance(ct, str): + col_type, config = ct, None + else: + col_type = ct["type"] + config = ct.get("config") + if col_type not in self._column_types: + logging.warning( + "column_types config references unknown type %r " + "for %s.%s.%s", + col_type, + db_name, + table_name, + col_name, + ) + try: + await self.set_column_type( + db_name, table_name, col_name, col_type, config + ) + except ValueError as ex: + logging.warning(str(ex)) + + async def get_column_type(self, database: str, resource: str, column: str): """ - Looks up metadata, cascading backwards from specified level. - Returns None if metadata value is not found. + Return a ColumnType instance (with config baked in) for a specific + column, or None if no column type is assigned. """ - assert not ( - database is None and table is not None - ), "Cannot call metadata() with table= specified but not database=" - metadata = {} - - for hook_dbs in pm.hook.get_metadata( - datasette=self, key=key, database=database, table=table - ): - metadata = self._metadata_recursive_update(metadata, hook_dbs) - - # security precaution!! don't allow anything in the local config - # to be overwritten. this is a temporary measure, not sure if this - # is a good idea long term or maybe if it should just be a concern - # of the plugin's implemtnation - metadata = self._metadata_recursive_update(metadata, self._metadata_local) - - databases = metadata.get("databases") or {} - - search_list = [] - if database is not None: - search_list.append(databases.get(database) or {}) - if table is not None: - table_metadata = ((databases.get(database) or {}).get("tables") or {}).get( - table - ) or {} - search_list.insert(0, table_metadata) - - search_list.append(metadata) - if not fallback: - # No fallback allowed, so just use the first one in the list - search_list = search_list[:1] - if key is not None: - for item in search_list: - if key in item: - return item[key] + row = await self.get_internal_database().execute( + "SELECT column_type, config FROM column_types " + "WHERE database_name = ? AND resource_name = ? AND column_name = ?", + [database, resource, column], + ) + rows = row.rows + if not rows: return None - else: - # Return the merged list - m = {} - for item in search_list: - m.update(item) - return m + ct_name, config = rows[0] + ct_cls = self._column_types.get(ct_name) + if ct_cls is None: + return None + column_detail = ( + await self._get_resource_column_details(database, resource) + ).get(column) + if not self._column_type_is_applicable(ct_cls, column_detail): + return None + return ct_cls(config=json.loads(config) if config else None) - @property - def _metadata(self): - return self.metadata() + async def get_column_types(self, database: str, resource: str) -> dict: + """ + Return {column_name: ColumnType instance (with config)} + for all columns with assigned types on the given resource. + """ + rows = await self.get_internal_database().execute( + "SELECT column_name, column_type, config FROM column_types " + "WHERE database_name = ? AND resource_name = ?", + [database, resource], + ) + column_details = await self._get_resource_column_details(database, resource) + result = {} + for row in rows.rows: + col_name, ct_name, config = row + ct_cls = self._column_types.get(ct_name) + if ct_cls is not None and self._column_type_is_applicable( + ct_cls, column_details.get(col_name) + ): + result[col_name] = ct_cls(config=json.loads(config) if config else None) + return result + + async def set_column_type( + self, + database: str, + resource: str, + column: str, + column_type: str, + config: dict = None, + ) -> None: + """Assign a column type. Overwrites any existing assignment.""" + ct_cls = self._column_types.get(column_type) + if ct_cls is not None: + await self._validate_column_type_assignment( + database, resource, column, ct_cls + ) + await self.get_internal_database().execute_write( + """INSERT OR REPLACE INTO column_types + (database_name, resource_name, column_name, column_type, config) + VALUES (?, ?, ?, ?, ?)""", + [ + database, + resource, + column, + column_type, + json.dumps(config) if config else None, + ], + ) + + async def remove_column_type( + self, database: str, resource: str, column: str + ) -> None: + """Remove a column type assignment.""" + await self.get_internal_database().execute_write( + "DELETE FROM column_types " + "WHERE database_name = ? AND resource_name = ? AND column_name = ?", + [database, resource, column], + ) + + def get_internal_database(self): + return self._internal_database def plugin_config(self, plugin_name, database=None, table=None, fallback=True): """Return config for plugin, falling back from specified database/table""" - plugins = self.metadata( - "plugins", database=database, table=table, fallback=fallback - ) - if plugins is None: - return None - plugin_config = plugins.get(plugin_name) - # Resolve any $file and $env keys - plugin_config = resolve_env_secrets(plugin_config, os.environ) - return plugin_config + if database is None and table is None: + config = self._plugin_config_top(plugin_name) + else: + config = self._plugin_config_nested(plugin_name, database, table, fallback) + + return resolve_env_secrets(config, os.environ) + + def _plugin_config_top(self, plugin_name): + """Returns any top-level plugin configuration for the specified plugin.""" + return ((self.config or {}).get("plugins") or {}).get(plugin_name) + + def _plugin_config_nested(self, plugin_name, database, table=None, fallback=True): + """Returns any database or table-level plugin configuration for the specified plugin.""" + db_config = ((self.config or {}).get("databases") or {}).get(database) + + # if there's no db-level configuration, then return early, falling back to top-level if needed + if not db_config: + return self._plugin_config_top(plugin_name) if fallback else None + + db_plugin_config = (db_config.get("plugins") or {}).get(plugin_name) + + if table: + table_plugin_config = ( + ((db_config.get("tables") or {}).get(table) or {}).get("plugins") or {} + ).get(plugin_name) + + # fallback to db_config or top-level config, in that order, if needed + if table_plugin_config is None and fallback: + return db_plugin_config or self._plugin_config_top(plugin_name) + + return table_plugin_config + + # fallback to top-level if needed + if db_plugin_config is None and fallback: + self._plugin_config_top(plugin_name) + + return db_plugin_config + + def static_hash(self, filename): + if not hasattr(self, "_static_hashes"): + self._static_hashes = {} + path = os.path.join(str(app_root), "datasette/static", filename) + signature = (os.path.getmtime(path), os.path.getsize(path)) + cached = self._static_hashes.get(filename) + if cached and cached["signature"] == signature: + return cached["hash"] + with open(path) as fp: + static_hash = hashlib.sha1(fp.read().encode("utf8")).hexdigest()[:6] + self._static_hashes[filename] = { + "signature": signature, + "hash": static_hash, + } + return static_hash def app_css_hash(self): - if not hasattr(self, "_app_css_hash"): - with open(os.path.join(str(app_root), "datasette/static/app.css")) as fp: - self._app_css_hash = hashlib.sha1(fp.read().encode("utf8")).hexdigest()[ - :6 - ] - return self._app_css_hash - - async def get_canned_queries(self, database_name, actor): - queries = self.metadata("queries", database=database_name, fallback=False) or {} - for more_queries in pm.hook.canned_queries( - datasette=self, - database=database_name, - actor=actor, - ): - more_queries = await await_me_maybe(more_queries) - queries.update(more_queries or {}) - # Fix any {"name": "select ..."} queries to be {"name": {"sql": "select ..."}} - for key in queries: - if not isinstance(queries[key], dict): - queries[key] = {"sql": queries[key]} - # Also make sure "name" is available: - queries[key]["name"] = key - return queries - - async def get_canned_query(self, database_name, query_name, actor): - queries = await self.get_canned_queries(database_name, actor) - query = queries.get(query_name) - if query: - return query - - def update_with_inherited_metadata(self, metadata): - # Fills in source/license with defaults, if available - metadata.update( - { - "source": metadata.get("source") or self.metadata("source"), - "source_url": metadata.get("source_url") or self.metadata("source_url"), - "license": metadata.get("license") or self.metadata("license"), - "license_url": metadata.get("license_url") - or self.metadata("license_url"), - "about": metadata.get("about") or self.metadata("about"), - "about_url": metadata.get("about_url") or self.metadata("about_url"), - } - ) + return self.static_hash("app.css") def _prepare_connection(self, conn, database): conn.row_factory = sqlite3.Row conn.text_factory = lambda x: str(x, "utf-8", "replace") - if self.sqlite_extensions: + if self.sqlite_extensions and database != INTERNAL_DB_NAME: conn.enable_load_extension(True) for extension in self.sqlite_extensions: - conn.execute("SELECT load_extension(?)", [extension]) + # "extension" is either a string path to the extension + # or a 2-item tuple that specifies which entrypoint to load. + if isinstance(extension, tuple): + path, entrypoint = extension + conn.execute("SELECT load_extension(?, ?)", [path, entrypoint]) + else: + conn.execute("SELECT load_extension(?)", [extension]) if self.setting("cache_size_kb"): conn.execute(f"PRAGMA cache_size=-{self.setting('cache_size_kb')}") # pylint: disable=no-member - pm.hook.prepare_connection(conn=conn, database=database, datasette=self) + if database != INTERNAL_DB_NAME: + pm.hook.prepare_connection(conn=conn, database=database, datasette=self) # If self.crossdb and this is _memory, connect the first SQLITE_LIMIT_ATTACHED databases if self.crossdb and database == "_memory": count = 0 @@ -601,86 +1486,408 @@ class Datasette: else: return [] - async def permission_allowed(self, actor, action, resource=None, default=False): - """Check permissions using the permissions_allowed plugin hook""" - result = None - for check in pm.hook.permission_allowed( + async def _crumb_items(self, request, table=None, database=None): + crumbs = [] + actor = None + if request: + actor = request.actor + # Top-level link + if await self.allowed(action="view-instance", actor=actor): + crumbs.append({"href": self.urls.instance(), "label": "home"}) + # Database link + if database: + if await self.allowed( + action="view-database", + resource=DatabaseResource(database=database), + actor=actor, + ): + crumbs.append( + { + "href": self.urls.database(database), + "label": database, + } + ) + # Table link + if table: + assert database, "table= requires database=" + if await self.allowed( + action="view-table", + resource=TableResource(database=database, table=table), + actor=actor, + ): + crumbs.append( + { + "href": self.urls.table(database, table), + "label": table, + } + ) + return crumbs + + async def actors_from_ids( + self, actor_ids: Iterable[str | int] + ) -> Dict[int | str, Dict]: + result = pm.hook.actors_from_ids(datasette=self, actor_ids=actor_ids) + if result is None: + # Do the default thing + return {actor_id: {"id": actor_id} for actor_id in actor_ids} + result = await await_me_maybe(result) + return result + + async def track_event(self, event: Event): + assert isinstance(event, self.event_classes), "Invalid event type: {}".format( + type(event) + ) + for hook in pm.hook.track_event(datasette=self, event=event): + await await_me_maybe(hook) + + def resource_for_action(self, action: str, parent: str | None, child: str | None): + """ + Create a Resource instance for the given action with parent/child values. + + Looks up the action's resource_class and instantiates it with the + provided parent and child identifiers. + + Args: + action: The action name (e.g., "view-table", "view-query") + parent: The parent resource identifier (e.g., database name) + child: The child resource identifier (e.g., table/query name) + + Returns: + A Resource instance of the appropriate subclass + + Raises: + ValueError: If the action is unknown + """ + from datasette.permissions import Resource + + action_obj = self.actions.get(action) + if not action_obj: + raise ValueError(f"Unknown action: {action}") + + resource_class = action_obj.resource_class + instance = object.__new__(resource_class) + Resource.__init__(instance, parent=parent, child=child) + return instance + + async def check_visibility( + self, + actor: dict, + action: str, + resource: "Resource" | None = None, + ): + """ + Check if actor can see a resource and if it's private. + + Returns (visible, private) tuple: + - visible: bool - can the actor see it? + - private: bool - if visible, can anonymous users NOT see it? + """ + from datasette.permissions import Resource + + # Validate that resource is a Resource object or None + if resource is not None and not isinstance(resource, Resource): + raise TypeError("resource must be a Resource subclass instance or None.") + + # Check if actor can see it + if not await self.allowed(action=action, resource=resource, actor=actor): + return False, False + + # Check if anonymous user can see it (for "private" flag) + if not await self.allowed(action=action, resource=resource, actor=None): + # Actor can see it but anonymous cannot - it's private + return True, True + + # Both actor and anonymous can see it - it's public + return True, False + + async def allowed_resources_sql( + self, + *, + action: str, + actor: dict | None = None, + parent: str | None = None, + include_is_private: bool = False, + ) -> ResourcesSQL: + """ + Build SQL query to get all resources the actor can access for the given action. + + Args: + action: The action name (e.g., "view-table") + actor: The actor dict (or None for unauthenticated) + parent: Optional parent filter (e.g., database name) to limit results + include_is_private: If True, include is_private column showing if anonymous cannot access + + Returns a namedtuple of (query: str, params: dict) that can be executed against the internal database. + The query returns rows with (parent, child, reason) columns, plus is_private if requested. + + Example: + query, params = await datasette.allowed_resources_sql( + action="view-table", + actor=actor, + parent="mydb", + include_is_private=True + ) + result = await datasette.get_internal_database().execute(query, params) + """ + from datasette.utils.actions_sql import build_allowed_resources_sql + + action_obj = self.actions.get(action) + if not action_obj: + raise ValueError(f"Unknown action: {action}") + + sql, params = await build_allowed_resources_sql( + self, actor, action, parent=parent, include_is_private=include_is_private + ) + return ResourcesSQL(sql, params) + + async def allowed_resources( + self, + action: str, + actor: dict | None = None, + *, + parent: str | None = None, + include_is_private: bool = False, + include_reasons: bool = False, + limit: int = 100, + next: str | None = None, + ) -> PaginatedResources: + """ + Return paginated resources the actor can access for the given action. + + Uses SQL with keyset pagination to efficiently filter resources. + Returns PaginatedResources with list of Resource instances and pagination metadata. + + Args: + action: The action name (e.g., "view-table") + actor: The actor dict (or None for unauthenticated) + parent: Optional parent filter (e.g., database name) to limit results + include_is_private: If True, adds a .private attribute to each Resource + include_reasons: If True, adds a .reasons attribute with List[str] of permission reasons + limit: Maximum number of results to return (1-1000, default 100) + next: Keyset token from previous page for pagination + + Returns: + PaginatedResources with: + - resources: List of Resource objects for this page + - next: Token for next page (None if no more results) + + Example: + # Get first page of tables + page = await datasette.allowed_resources("view-table", actor, limit=50) + for table in page.resources: + print(f"{table.parent}/{table.child}") + + # Get next page + if page.next: + next_page = await datasette.allowed_resources( + "view-table", actor, limit=50, next=page.next + ) + + # With reasons for debugging + page = await datasette.allowed_resources( + "view-table", actor, include_reasons=True + ) + for table in page.resources: + print(f"{table.child}: {table.reasons}") + + # Iterate through all results with async generator + page = await datasette.allowed_resources("view-table", actor) + async for table in page.all(): + print(table.child) + """ + + action_obj = self.actions.get(action) + if not action_obj: + raise ValueError(f"Unknown action: {action}") + + # Validate and cap limit + limit = min(max(1, limit), 1000) + + # Get base SQL query + query, params = await self.allowed_resources_sql( + action=action, + actor=actor, + parent=parent, + include_is_private=include_is_private, + ) + + # Add keyset pagination WHERE clause if next token provided + if next: + try: + components = urlsafe_components(next) + if len(components) >= 2: + last_parent, last_child = components[0], components[1] + # Keyset condition: (parent > last) OR (parent = last AND child > last) + keyset_where = """ + (parent > :keyset_parent OR + (parent = :keyset_parent AND child > :keyset_child)) + """ + # Wrap original query and add keyset filter + query = f"SELECT * FROM ({query}) WHERE {keyset_where}" + params["keyset_parent"] = last_parent + params["keyset_child"] = last_child + except (ValueError, KeyError): + # Invalid token - ignore and start from beginning + pass + + # Add LIMIT (fetch limit+1 to detect if there are more results) + # Note: query from allowed_resources_sql() already includes ORDER BY parent, child + query = f"{query} LIMIT :limit" + params["limit"] = limit + 1 + + # Execute query + result = await self.get_internal_database().execute(query, params) + rows = list(result.rows) + + # Check if truncated (got more than limit rows) + truncated = len(rows) > limit + if truncated: + rows = rows[:limit] # Remove the extra row + + # Build Resource objects with optional attributes + resources = [] + for row in rows: + # row[0]=parent, row[1]=child, row[2]=reason, row[3]=is_private (if requested) + resource = self.resource_for_action(action, parent=row[0], child=row[1]) + + # Add reasons if requested + if include_reasons: + reason_json = row[2] + try: + reasons_array = ( + json.loads(reason_json) if isinstance(reason_json, str) else [] + ) + resource.reasons = [r for r in reasons_array if r is not None] + except (json.JSONDecodeError, TypeError): + resource.reasons = [reason_json] if reason_json else [] + + # Add private flag if requested + if include_is_private: + resource.private = bool(row[3]) + + resources.append(resource) + + # Generate next token if there are more results + next_token = None + if truncated and resources: + last_resource = resources[-1] + # Use tilde-encoding like table pagination + next_token = "{},{}".format( + tilde_encode(str(last_resource.parent)), + tilde_encode(str(last_resource.child)), + ) + + return PaginatedResources( + resources=resources, + next=next_token, + _datasette=self, + _action=action, + _actor=actor, + _parent=parent, + _include_is_private=include_is_private, + _include_reasons=include_reasons, + _limit=limit, + ) + + async def allowed( + self, + *, + action: str, + resource: "Resource" = None, + actor: dict | None = None, + ) -> bool: + """ + Check if actor can perform action on specific resource. + + Uses SQL to check permission for a single resource without fetching all resources. + This is efficient - it does NOT call allowed_resources() and check membership. + + For global actions, resource should be None (or omitted). + + Example: + from datasette.resources import TableResource + can_view = await datasette.allowed( + action="view-table", + resource=TableResource(database="analytics", table="users"), + actor=actor + ) + + # For global actions, resource can be omitted: + can_debug = await datasette.allowed(action="permissions-debug", actor=actor) + """ + from datasette.utils.actions_sql import check_permission_for_resource + + # For global actions, resource remains None + + # Check if this action has also_requires - if so, check that action first + action_obj = self.actions.get(action) + if action_obj and action_obj.also_requires: + # Must have the required action first + if not await self.allowed( + action=action_obj.also_requires, + resource=resource, + actor=actor, + ): + return False + + # For global actions, resource is None + parent = resource.parent if resource else None + child = resource.child if resource else None + + result = await check_permission_for_resource( datasette=self, actor=actor, action=action, - resource=resource, - ): - check = await await_me_maybe(check) - if check is not None: - result = check - used_default = False - if result is None: - result = default - used_default = True - self._permission_checks.append( - { - "when": datetime.datetime.utcnow().isoformat(), - "actor": actor, - "action": action, - "resource": resource, - "used_default": used_default, - "result": result, - } + parent=parent, + child=child, ) + + # Log the permission check for debugging + self._permission_checks.append( + PermissionCheck( + when=datetime.datetime.now(datetime.timezone.utc).isoformat(), + actor=actor, + action=action, + parent=parent, + child=child, + result=result, + ) + ) + return result - async def ensure_permissions( + async def ensure_permission( self, - actor: dict, - permissions: Sequence[Union[Tuple[str, Union[str, Tuple[str, str]]], str]], + *, + action: str, + resource: "Resource" = None, + actor: dict | None = None, ): """ - permissions is a list of (action, resource) tuples or 'action' strings + Check if actor can perform action on resource, raising Forbidden if not. - Raises datasette.Forbidden() if any of the checks fail - """ - assert actor is None or isinstance(actor, dict) - for permission in permissions: - if isinstance(permission, str): - action = permission - resource = None - elif isinstance(permission, (tuple, list)) and len(permission) == 2: - action, resource = permission - else: - assert ( - False - ), "permission should be string or tuple of two items: {}".format( - repr(permission) - ) - ok = await self.permission_allowed( - actor, - action, - resource=resource, - default=None, + This is a convenience wrapper around allowed() that raises Forbidden + instead of returning False. Use this when you want to enforce a permission + check and halt execution if it fails. + + Example: + from datasette.resources import TableResource + + # Will raise Forbidden if actor cannot view the table + await datasette.ensure_permission( + action="view-table", + resource=TableResource(database="analytics", table="users"), + actor=request.actor ) - if ok is not None: - if ok: - return - else: - raise Forbidden(action) - async def check_visibility(self, actor, action, resource): - """Returns (visible, private) - visible = can you see it, private = can others see it too""" - visible = await self.permission_allowed( - actor, - action, - resource=resource, - default=True, - ) - if not visible: - return False, False - private = not await self.permission_allowed( - None, - action, - resource=resource, - default=True, - ) - return visible, private + # For instance-level actions, resource can be omitted: + await datasette.ensure_permission( + action="permissions-debug", + actor=request.actor + ) + """ + if not await self.allowed(action=action, resource=resource, actor=actor): + raise Forbidden(action) async def execute( self, @@ -701,7 +1908,7 @@ class Datasette: log_sql_errors=log_sql_errors, ) - async def expand_foreign_keys(self, database, table, column, values): + async def expand_foreign_keys(self, actor, database, table, column, values): """Returns dict mapping (column, value) -> label""" labeled_fks = {} db = self.databases[database] @@ -715,7 +1922,19 @@ class Datasette: ][0] except IndexError: return {} - label_column = await db.label_column_for_table(fk["other_table"]) + # Ensure user has permission to view the referenced table + from datasette.resources import TableResource + + other_table = fk["other_table"] + other_column = fk["other_column"] + visible, _ = await self.check_visibility( + actor, + action="view-table", + resource=TableResource(database=database, table=other_table), + ) + if not visible: + return {} + label_column = await db.label_column_for_table(other_table) if not label_column: return {(fk["column"], value): str(value) for value in values} labeled_fks = {} @@ -724,9 +1943,9 @@ class Datasette: from {other_table} where {other_column} in ({placeholders}) """.format( - other_column=escape_sqlite(fk["other_column"]), + other_column=escape_sqlite(other_column), label_column=escape_sqlite(label_column), - other_table=escape_sqlite(fk["other_table"]), + other_table=escape_sqlite(other_table), placeholders=", ".join(["?"] * len(set(values))), ) try: @@ -744,11 +1963,6 @@ class Datasette: url = "https://" + url[len("http://") :] return url - def _register_custom_units(self): - """Register any custom units defined in the metadata.json with Pint""" - for unit in self.metadata("custom_units") or []: - ureg.define(unit) - def _connected_databases(self): return [ { @@ -761,16 +1975,14 @@ class Datasette: "hash": d.hash, } for name, d in self.databases.items() - if name != "_internal" ] def _versions(self): conn = sqlite3.connect(":memory:") self._prepare_connection(conn, "_memory") sqlite_version = conn.execute("select sqlite_version()").fetchone()[0] - sqlite_extensions = {} + sqlite_extensions = {"json1": detect_json1(conn)} for extension, testsql, hasversion in ( - ("json1", "SELECT json('{}')", False), ("spatialite", "SELECT spatialite_version()", True), ): try: @@ -805,6 +2017,15 @@ class Datasette: datasette_version = {"version": __version__} if self.version_note: datasette_version["note"] = self.version_note + + try: + # Optional import to avoid breaking Pyodide + # https://github.com/simonw/datasette/issues/1733#issuecomment-1115268245 + import uvicorn + + uvicorn_version = uvicorn.__version__ + except ImportError: + uvicorn_version = None info = { "python": { "version": ".".join(map(str, sys.version_info[:3])), @@ -812,7 +2033,7 @@ class Datasette: }, "datasette": datasette_version, "asgi": "3.0", - "uvicorn": uvicorn.__version__, + "uvicorn": uvicorn_version, "sqlite": { "version": sqlite_version, "fts_versions": fts_versions, @@ -825,10 +2046,11 @@ class Datasette: if using_pysqlite3: for package in ("pysqlite3", "pysqlite3-binary"): try: - info["pysqlite3"] = pkg_resources.get_distribution(package).version + info["pysqlite3"] = importlib.metadata.version(package) break - except pkg_resources.DistributionNotFound: + except importlib.metadata.PackageNotFoundError: pass + conn.close() return info def _plugins(self, request=None, all=False): @@ -853,6 +2075,8 @@ class Datasette: ] def _threads(self): + if self.setting("num_sql_threads") == 0: + return {"num_threads": 0, "threads": []} threads = list(threading.enumerate()) d = { "num_threads": len(threads), @@ -860,24 +2084,39 @@ class Datasette: {"name": t.name, "ident": t.ident, "daemon": t.daemon} for t in threads ], } - # Only available in Python 3.7+ - if hasattr(asyncio, "all_tasks"): - tasks = asyncio.all_tasks() - d.update( - { - "num_tasks": len(tasks), - "tasks": [_cleaner_task_str(t) for t in tasks], - } - ) + tasks = asyncio.all_tasks() + d.update( + { + "num_tasks": len(tasks), + "tasks": [_cleaner_task_str(t) for t in tasks], + } + ) return d def _actor(self, request): return {"actor": request.actor} - def table_metadata(self, database, table): - """Fetch table-specific metadata.""" + def _actions(self): + return [ + { + "name": action.name, + "abbr": action.abbr, + "description": action.description, + "takes_parent": action.takes_parent, + "takes_child": action.takes_child, + "resource_class": ( + action.resource_class.__name__ if action.resource_class else None + ), + "also_requires": action.also_requires, + } + for action in sorted(self.actions.values(), key=lambda a: a.name) + ] + + async def table_config(self, database: str, table: str) -> dict: + """Return dictionary of configuration for specified table""" return ( - (self.metadata("databases") or {}) + (self.config or {}) + .get("databases", {}) .get(database, {}) .get("tables", {}) .get(table, {}) @@ -905,15 +2144,23 @@ class Datasette: ) async def render_template( - self, templates, context=None, request=None, view_name=None + self, + templates: List[str] | str | Template, + context: Dict[str, Any] | Context | None = None, + request: Request | None = None, + view_name: str | None = None, ): + if not self._startup_invoked: + raise Exception("render_template() called before await ds.invoke_startup()") context = context or {} if isinstance(templates, Template): template = templates else: if isinstance(templates, str): templates = [templates] - template = self.jinja_env.select_template(templates) + template = self.get_jinja_environment(request).select_template(templates) + if dataclasses.is_dataclass(context): + context = dataclasses.asdict(context) body_scripts = [] # pylint: disable=no-member for extra_script in pm.hook.extra_body_script( @@ -966,6 +2213,8 @@ class Datasette: template_context = { **context, **{ + "request": request, + "crumb_items": self._crumb_items, "urls": self.urls, "actor": request.actor if request else None, "menu_links": menu_links, @@ -985,7 +2234,12 @@ class Datasette: "extra_js_urls", template, context, request, view_name ), "base_url": self.setting("base_url"), - "csrftoken": request.scope["csrftoken"] if request else lambda: "", + "csrftoken": ( + request.scope["csrftoken"] + if request and "csrftoken" in request.scope + else lambda: "" + ), + "datasette_version": __version__, }, **extra_template_vars, } @@ -996,6 +2250,18 @@ class Datasette: return await template.render_async(template_context) + def set_actor_cookie( + self, response: Response, actor: dict, expire_after: int | None = None + ): + data = {"a": actor} + if expire_after: + expires_at = int(time.time()) + (24 * 60 * 60) + data["e"] = baseconv.base62.encode(expires_at) + response.set_cookie("ds_actor", self.sign(data, "actor")) + + def delete_actor_cookie(self, response: Response): + response.set_cookie("ds_actor", "", expires=0, max_age=0) + async def _asset_urls(self, key, template, context, request, view_name): # Flatten list-of-lists from plugins: seen_urls = set() @@ -1011,7 +2277,7 @@ class Datasette: ): hook = await await_me_maybe(hook) collected.extend(hook) - collected.extend(self.metadata(key) or []) + collected.extend((self.config or {}).get(key) or []) output = [] for url_or_dict in collected: if isinstance(url_or_dict, dict): @@ -1036,6 +2302,11 @@ class Datasette: output.append(script) return output + def _config(self): + return redact_keys( + self.config, ("secret", "key", "password", "token", "hash", "dsn") + ) + def _routes(self): routes = [] @@ -1047,6 +2318,8 @@ class Datasette: routes.append((regex, view)) add_route(IndexView.as_view(self), r"/(\.(?Pjsono?))?$") + add_route(IndexView.as_view(self), r"/-/(\.(?Pjsono?))?$") + add_route(permanent_redirect("/-/"), r"/-$") # TODO: /favicon.ico and /-/static/ deserve far-future cache expires add_route(favicon, "/favicon.ico") @@ -1076,10 +2349,6 @@ class Datasette: ), r"/:memory:(?P.*)$", ) - add_route( - JsonDataView.as_view(self, "metadata.json", lambda: self.metadata()), - r"/-/metadata(\.(?Pjson))?$", - ) add_route( JsonDataView.as_view(self, "versions.json", self._versions), r"/-/versions(\.(?Pjson))?$", @@ -1095,12 +2364,8 @@ class Datasette: r"/-/settings(\.(?Pjson))?$", ) add_route( - permanent_redirect("/-/settings.json"), - r"/-/config.json", - ) - add_route( - permanent_redirect("/-/settings"), - r"/-/config", + JsonDataView.as_view(self, "config.json", lambda: self._config()), + r"/-/config(\.(?Pjson))?$", ) add_route( JsonDataView.as_view(self, "threads.json", self._threads), @@ -1111,13 +2376,45 @@ class Datasette: r"/-/databases(\.(?Pjson))?$", ) add_route( - JsonDataView.as_view(self, "actor.json", self._actor, needs_request=True), + JsonDataView.as_view( + self, "actor.json", self._actor, needs_request=True, permission=None + ), r"/-/actor(\.(?Pjson))?$", ) + add_route( + JsonDataView.as_view( + self, + "actions.json", + self._actions, + template="debug_actions.html", + permission="permissions-debug", + ), + r"/-/actions(\.(?Pjson))?$", + ) add_route( AuthTokenView.as_view(self), r"/-/auth-token$", ) + add_route( + CreateTokenView.as_view(self), + r"/-/create-token$", + ) + add_route( + ApiExplorerView.as_view(self), + r"/-/api$", + ) + add_route( + JumpView.as_view(self), + r"/-/jump(\.(?Pjson))?$", + ) + add_route( + GlobalQueryListView.as_view(self), + r"/-/queries(\.(?Pjson))?$", + ) + add_route( + InstanceSchemaView.as_view(self), + r"/-/schema(\.(?Pjson|md))?$", + ) add_route( LogoutView.as_view(self), r"/-/logout$", @@ -1126,6 +2423,18 @@ class Datasette: PermissionsDebugView.as_view(self), r"/-/permissions$", ) + add_route( + AllowedResourcesView.as_view(self), + r"/-/allowed(\.(?Pjson))?$", + ) + add_route( + PermissionRulesView.as_view(self), + r"/-/rules(\.(?Pjson))?$", + ) + add_route( + PermissionCheckView.as_view(self), + r"/-/check(\.(?Pjson))?$", + ) add_route( MessagesDebugView.as_view(self), r"/-/messages$", @@ -1135,52 +2444,151 @@ class Datasette: r"/-/allow-debug$", ) add_route( - PatternPortfolioView.as_view(self), + wrap_view(PatternPortfolioView, self), r"/-/patterns$", ) - add_route(DatabaseDownload.as_view(self), r"/(?P[^\/\.]+)\.db$") add_route( - DatabaseView.as_view(self), r"/(?P[^\/\.]+)(\.(?P\w+))?$" + wrap_view(database_download, self), + r"/(?P[^\/\.]+)\.db$", ) add_route( - TableView.as_view(self), + wrap_view(DatabaseView, self), + r"/(?P[^\/\.]+)(\.(?P\w+))?$", + ) + add_route(TableCreateView.as_view(self), r"/(?P[^\/\.]+)/-/create$") + add_route( + QueryListView.as_view(self), + r"/(?P[^\/\.]+)/-/queries(\.(?Pjson))?$", + ) + add_route( + QueryCreateAnalyzeView.as_view(self), + r"/(?P[^\/\.]+)/-/queries/analyze$", + ) + add_route( + QueryStoreView.as_view(self), + r"/(?P[^\/\.]+)/-/queries/store$", + ) + add_route( + ExecuteWriteAnalyzeView.as_view(self), + r"/(?P[^\/\.]+)/-/execute-write/analyze$", + ) + add_route( + ExecuteWriteView.as_view(self), + r"/(?P[^\/\.]+)/-/execute-write$", + ) + add_route( + DatabaseSchemaView.as_view(self), + r"/(?P[^\/\.]+)/-/schema(\.(?Pjson|md))?$", + ) + add_route( + QueryParametersView.as_view(self), + r"/(?P[^\/\.]+)/-/query/parameters$", + ) + add_route( + wrap_view(QueryView, self), + r"/(?P[^\/\.]+)/-/query(\.(?P\w+))?$", + ) + add_route( + QueryDefinitionView.as_view(self), + r"/(?P[^\/\.]+)/(?P[^\/\.]+)/-/definition$", + ) + add_route( + QueryUpdateView.as_view(self), + r"/(?P[^\/\.]+)/(?P[^\/\.]+)/-/update$", + ) + add_route( + QueryDeleteView.as_view(self), + r"/(?P[^\/\.]+)/(?P[^\/\.]+)/-/delete$", + ) + add_route( + wrap_view(table_view, self), r"/(?P[^\/\.]+)/(?P[^\/\.]+)(\.(?P\w+))?$", ) add_route( RowView.as_view(self), r"/(?P[^\/\.]+)/(?P
[^/]+?)/(?P[^/]+?)(\.(?P\w+))?$", ) + add_route( + TableInsertView.as_view(self), + r"/(?P[^\/\.]+)/(?P
[^\/\.]+)/-/insert$", + ) + add_route( + TableUpsertView.as_view(self), + r"/(?P[^\/\.]+)/(?P
[^\/\.]+)/-/upsert$", + ) + add_route( + TableSetColumnTypeView.as_view(self), + r"/(?P[^\/\.]+)/(?P
[^\/\.]+)/-/set-column-type$", + ) + add_route( + TableDropView.as_view(self), + r"/(?P[^\/\.]+)/(?P
[^\/\.]+)/-/drop$", + ) + add_route( + TableSchemaView.as_view(self), + r"/(?P[^\/\.]+)/(?P
[^\/\.]+)/-/schema(\.(?Pjson|md))?$", + ) + add_route( + RowDeleteView.as_view(self), + r"/(?P[^\/\.]+)/(?P
[^/]+?)/(?P[^/]+?)/-/delete$", + ) + add_route( + RowUpdateView.as_view(self), + r"/(?P[^\/\.]+)/(?P
[^/]+?)/(?P[^/]+?)/-/update$", + ) return [ # Compile any strings to regular expressions ((re.compile(pattern) if isinstance(pattern, str) else pattern), view) for pattern, view in routes ] + async def resolve_database(self, request): + database_route = tilde_decode(request.url_vars["database"]) + try: + return self.get_database(route=database_route) + except KeyError: + raise DatabaseNotFound(database_route) + + async def resolve_table(self, request): + db = await self.resolve_database(request) + table_name = tilde_decode(request.url_vars["table"]) + # Table must exist + is_view = False + table_exists = await db.table_exists(table_name) + if not table_exists: + is_view = await db.view_exists(table_name) + if not (table_exists or is_view): + raise TableNotFound(db.name, table_name) + return ResolvedTable(db, table_name, is_view) + + async def resolve_row(self, request): + db, table_name, _ = await self.resolve_table(request) + pk_values = urlsafe_components(request.url_vars["pks"]) + sql, params, pks = await row_sql_params_pks(db, table_name, pk_values) + results = await db.execute(sql, params, truncate=True) + row = results.first() + if row is None: + raise RowNotFound(db.name, table_name, pk_values) + return ResolvedRow(db, table_name, sql, params, pks, pk_values, results.first()) + def app(self): """Returns an ASGI app function that serves the whole of Datasette""" routes = self._routes() - self._register_custom_units() async def setup_db(): # First time server starts up, calculate table counts for immutable databases - for dbname, database in self.databases.items(): + for database in self.databases.values(): if not database.is_mutable: await database.table_counts(limit=60 * 60 * 1000) - asgi = asgi_csrf.asgi_csrf( - DatasetteRouter(self, routes), - signing_secret=self._secret, - cookie_name="ds_csrftoken", - skip_if_scope=lambda scope: any( - pm.hook.skip_csrf(datasette=self, scope=scope) - ), - ) + async def _close_on_shutdown(): + self.close() + + asgi = CrossOriginProtectionMiddleware(DatasetteRouter(self, routes), self) if self.setting("trace_debug"): asgi = AsgiTracer(asgi) - asgi = AsgiLifespan( - asgi, - on_startup=setup_db, - ) + asgi = AsgiLifespan(asgi, on_shutdown=[_close_on_shutdown]) + asgi = AsgiRunOnFirstRequest(asgi, on_startup=[setup_db, self.invoke_startup]) for wrapper in pm.hook.asgi_wrapper(datasette=self): asgi = wrapper(asgi) return asgi @@ -1190,16 +2598,6 @@ class DatasetteRouter: def __init__(self, datasette, routes): self.ds = datasette self.routes = routes or [] - # Build a list of pages/blah/{name}.html matching expressions - pattern_templates = [ - filepath - for filepath in self.ds.jinja_env.list_templates() - if "{" in filepath and filepath.startswith("pages/") - ] - self.page_routes = [ - (route_pattern_from_filepath(filepath[len("pages/") :]), filepath) - for filepath in pattern_templates - ] async def __call__(self, scope, receive, send): # Because we care about "foo/bar" v.s. "foo%2Fbar" we decode raw_path ourselves @@ -1236,10 +2634,13 @@ class DatasetteRouter: # Handle authentication default_actor = scope.get("actor") or None actor = None - for actor in pm.hook.actor_from_request(datasette=self.ds, request=request): - actor = await await_me_maybe(actor) - if actor: - break + results = pm.hook.actor_from_request(datasette=self.ds, request=request) + for result in results: + result = await await_me_maybe(result) + if result and actor is None: + actor = result + # Don't break — we must await all coroutines to avoid + # "coroutine was never awaited" warnings scope_modifications["actor"] = actor or default_actor scope = dict(scope, **scope_modifications) @@ -1258,8 +2659,18 @@ class DatasetteRouter: return except NotFound as exception: return await self.handle_404(request, send, exception) + except Forbidden as exception: + # Try the forbidden() plugin hook + for custom_response in pm.hook.forbidden( + datasette=self.ds, request=request, message=exception.args[0] + ): + custom_response = await await_me_maybe(custom_response) + assert ( + custom_response + ), "Default forbidden() hook should have been called" + return await custom_response.asgi_send(send) except Exception as exception: - return await self.handle_500(request, send, exception) + return await self.handle_exception(request, send, exception) async def handle_404(self, request, send, exception=None): # If path contains % encoding, redirect to tilde encoding @@ -1289,13 +2700,24 @@ class DatasetteRouter: route_path = request.scope.get("route_path", request.scope["path"]) # Jinja requires template names to use "/" even on Windows template_name = "pages" + route_path + ".html" + # Build a list of pages/blah/{name}.html matching expressions + environment = self.ds.get_jinja_environment(request) + pattern_templates = [ + filepath + for filepath in environment.list_templates() + if "{" in filepath and filepath.startswith("pages/") + ] + page_routes = [ + (route_pattern_from_filepath(filepath[len("pages/") :]), filepath) + for filepath in pattern_templates + ] try: - template = self.ds.jinja_env.select_template([template_name]) + template = environment.select_template([template_name]) except TemplateNotFound: template = None if template is None: # Try for a pages/blah/{name}.html template match - for regex, wildcard_template in self.page_routes: + for regex, wildcard_template in page_routes: match = regex.match(route_path) if match is not None: context.update(match.groupdict()) @@ -1338,7 +2760,7 @@ class DatasetteRouter: view_name="page", ) except NotFoundExplicit as e: - await self.handle_500(request, send, e) + await self.handle_exception(request, send, e) return # Pull content-type out into separate parameter content_type = "text/html; charset=utf-8" @@ -1353,75 +2775,23 @@ class DatasetteRouter: content_type=content_type, ) else: - await self.handle_500(request, send, exception or NotFound("404")) + await self.handle_exception(request, send, exception or NotFound("404")) - async def handle_500(self, request, send, exception): - if self.ds.pdb: - import pdb + async def handle_exception(self, request, send, exception): + responses = [] + for hook in pm.hook.handle_exception( + datasette=self.ds, + request=request, + exception=exception, + ): + response = await await_me_maybe(hook) + if response is not None: + responses.append(response) - pdb.post_mortem(exception.__traceback__) - - if rich is not None: - rich.get_console().print_exception(show_locals=True) - - title = None - if isinstance(exception, Forbidden): - status = 403 - info = {} - message = exception.args[0] - # Try the forbidden() plugin hook - for custom_response in pm.hook.forbidden( - datasette=self.ds, request=request, message=message - ): - custom_response = await await_me_maybe(custom_response) - if custom_response is not None: - await custom_response.asgi_send(send) - return - elif isinstance(exception, Base400): - status = exception.status - info = {} - message = exception.args[0] - elif isinstance(exception, DatasetteError): - status = exception.status - info = exception.error_dict - message = exception.message - if exception.message_is_html: - message = Markup(message) - title = exception.title - else: - status = 500 - info = {} - message = str(exception) - traceback.print_exc() - templates = [f"{status}.html", "error.html"] - info.update( - { - "ok": False, - "error": message, - "status": status, - "title": title, - } - ) - headers = {} - if self.ds.cors: - add_cors_headers(headers) - if request.path.split("?")[0].endswith(".json"): - await asgi_send_json(send, info, status=status, headers=headers) - else: - template = self.ds.jinja_env.select_template(templates) - await asgi_send_html( - send, - await template.render_async( - dict( - info, - urls=self.ds.urls, - app_css_hash=self.ds.app_css_hash(), - menu_links=lambda: [], - ) - ), - status=status, - headers=headers, - ) + assert responses, "Default exception handler should have returned something" + # Even if there are multiple responses use just the first one + response = responses[0] + await response.asgi_send(send) _cleaner_task_str_re = re.compile(r"\S*site-packages/") @@ -1435,7 +2805,43 @@ def _cleaner_task_str(task): return _cleaner_task_str_re.sub("", s) -def wrap_view(view_fn, datasette): +def wrap_view(view_fn_or_class, datasette): + is_function = isinstance(view_fn_or_class, types.FunctionType) + if is_function: + return wrap_view_function(view_fn_or_class, datasette) + else: + if not isinstance(view_fn_or_class, type): + raise ValueError("view_fn_or_class must be a function or a class") + return wrap_view_class(view_fn_or_class, datasette) + + +def wrap_view_class(view_class, datasette): + async def async_view_for_class(request, send): + instance = view_class() + if inspect.iscoroutinefunction(instance.__call__): + return await async_call_with_supported_arguments( + instance.__call__, + scope=request.scope, + receive=request.receive, + send=send, + request=request, + datasette=datasette, + ) + else: + return call_with_supported_arguments( + instance.__call__, + scope=request.scope, + receive=request.receive, + send=send, + request=request, + datasette=datasette, + ) + + async_view_for_class.view_class = view_class + return async_view_for_class + + +def wrap_view_function(view_fn, datasette): @functools.wraps(view_fn) async def async_view_fn(request, send): if inspect.iscoroutinefunction(view_fn): @@ -1499,9 +2905,22 @@ class NotFoundExplicit(NotFound): class DatasetteClient: + """Internal HTTP client for making requests to a Datasette instance. + + Used for testing and for internal operations that need to make HTTP requests + to the Datasette app without going through an actual HTTP server. + """ + def __init__(self, ds): self.ds = ds - self.app = ds.app() + + @property + def app(self): + return self.ds.app() + + def actor_cookie(self, actor): + # Utility method, mainly for tests + return self.ds.sign({"a": actor}, "actor") def _fix(self, path, avoid_path_rewrites=False): if not isinstance(path, PrefixedUrlString) and not avoid_path_rewrites: @@ -1510,37 +2929,102 @@ class DatasetteClient: path = f"http://localhost{path}" return path - async def get(self, path, **kwargs): - async with httpx.AsyncClient(app=self.app) as client: - return await client.get(self._fix(path), **kwargs) + def _apply_actor(self, kwargs): + """If ``actor=`` was supplied, convert it into a signed ds_actor cookie.""" + actor = kwargs.pop("actor", None) + if actor is None: + return + cookies = dict(kwargs.get("cookies") or {}) + if "ds_actor" in cookies: + raise TypeError("Cannot pass both actor= and a ds_actor cookie") + cookies["ds_actor"] = self.actor_cookie(actor) + kwargs["cookies"] = cookies - async def options(self, path, **kwargs): - async with httpx.AsyncClient(app=self.app) as client: - return await client.options(self._fix(path), **kwargs) + async def _request(self, method, path, skip_permission_checks=False, **kwargs): + from datasette.permissions import SkipPermissions - async def head(self, path, **kwargs): - async with httpx.AsyncClient(app=self.app) as client: - return await client.head(self._fix(path), **kwargs) + self._apply_actor(kwargs) + with _DatasetteClientContext(): + if skip_permission_checks: + with SkipPermissions(): + async with httpx.AsyncClient( + transport=httpx.ASGITransport(app=self.app), + cookies=kwargs.pop("cookies", None), + ) as client: + return await getattr(client, method)(self._fix(path), **kwargs) + else: + async with httpx.AsyncClient( + transport=httpx.ASGITransport(app=self.app), + cookies=kwargs.pop("cookies", None), + ) as client: + return await getattr(client, method)(self._fix(path), **kwargs) - async def post(self, path, **kwargs): - async with httpx.AsyncClient(app=self.app) as client: - return await client.post(self._fix(path), **kwargs) + async def get(self, path, skip_permission_checks=False, **kwargs): + return await self._request( + "get", path, skip_permission_checks=skip_permission_checks, **kwargs + ) - async def put(self, path, **kwargs): - async with httpx.AsyncClient(app=self.app) as client: - return await client.put(self._fix(path), **kwargs) + async def options(self, path, skip_permission_checks=False, **kwargs): + return await self._request( + "options", path, skip_permission_checks=skip_permission_checks, **kwargs + ) - async def patch(self, path, **kwargs): - async with httpx.AsyncClient(app=self.app) as client: - return await client.patch(self._fix(path), **kwargs) + async def head(self, path, skip_permission_checks=False, **kwargs): + return await self._request( + "head", path, skip_permission_checks=skip_permission_checks, **kwargs + ) - async def delete(self, path, **kwargs): - async with httpx.AsyncClient(app=self.app) as client: - return await client.delete(self._fix(path), **kwargs) + async def post(self, path, skip_permission_checks=False, **kwargs): + return await self._request( + "post", path, skip_permission_checks=skip_permission_checks, **kwargs + ) + + async def put(self, path, skip_permission_checks=False, **kwargs): + return await self._request( + "put", path, skip_permission_checks=skip_permission_checks, **kwargs + ) + + async def patch(self, path, skip_permission_checks=False, **kwargs): + return await self._request( + "patch", path, skip_permission_checks=skip_permission_checks, **kwargs + ) + + async def delete(self, path, skip_permission_checks=False, **kwargs): + return await self._request( + "delete", path, skip_permission_checks=skip_permission_checks, **kwargs + ) + + async def request(self, method, path, skip_permission_checks=False, **kwargs): + """Make an HTTP request with the specified method. + + Args: + method: HTTP method (e.g., "GET", "POST", "PUT") + path: The path to request + skip_permission_checks: If True, bypass all permission checks for this request + **kwargs: Additional arguments to pass to httpx + + Returns: + httpx.Response: The response from the request + """ + from datasette.permissions import SkipPermissions - async def request(self, method, path, **kwargs): avoid_path_rewrites = kwargs.pop("avoid_path_rewrites", None) - async with httpx.AsyncClient(app=self.app) as client: - return await client.request( - method, self._fix(path, avoid_path_rewrites), **kwargs - ) + self._apply_actor(kwargs) + with _DatasetteClientContext(): + if skip_permission_checks: + with SkipPermissions(): + async with httpx.AsyncClient( + transport=httpx.ASGITransport(app=self.app), + cookies=kwargs.pop("cookies", None), + ) as client: + return await client.request( + method, self._fix(path, avoid_path_rewrites), **kwargs + ) + else: + async with httpx.AsyncClient( + transport=httpx.ASGITransport(app=self.app), + cookies=kwargs.pop("cookies", None), + ) as client: + return await client.request( + method, self._fix(path, avoid_path_rewrites), **kwargs + ) diff --git a/datasette/cli.py b/datasette/cli.py index 3c6e1b2c..93aa22ef 100644 --- a/datasette/cli.py +++ b/datasette/cli.py @@ -4,16 +4,17 @@ import click from click import formatting from click.types import CompositeParamType from click_default_group import DefaultGroup +import functools import json import os import pathlib +from runpy import run_module import shutil from subprocess import call import sys -from runpy import run_module +import textwrap import webbrowser from .app import ( - OBSOLETE_SETTINGS, Datasette, DEFAULT_SETTINGS, SETTINGS, @@ -21,13 +22,16 @@ from .app import ( pm, ) from .utils import ( + LoadExtension, StartupError, check_connection, + deep_dict_update, find_spatialite, parse_metadata, ConnectionProblem, SpatialiteConnectionProblem, initial_path_for_datasette, + pairs_to_nested_config, temporary_docker_directory, value_as_boolean, SpatialiteNotFound, @@ -38,6 +42,18 @@ from .utils.sqlite import sqlite3 from .utils.testing import TestClient from .version import __version__ + +def run_sync(coro_func): + """Run an async callable to completion on a fresh event loop.""" + loop = asyncio.new_event_loop() + try: + asyncio.set_event_loop(loop) + return loop.run_until_complete(coro_func()) + finally: + asyncio.set_event_loop(None) + loop.close() + + # Use Rich for tracebacks if it is installed try: from rich.traceback import install @@ -47,92 +63,61 @@ except ImportError: pass -class Config(click.ParamType): - # This will be removed in Datasette 1.0 in favour of class Setting - name = "config" - - def convert(self, config, param, ctx): - if ":" not in config: - self.fail(f'"{config}" should be name:value', param, ctx) - return - name, value = config.split(":", 1) - if name not in DEFAULT_SETTINGS: - msg = ( - OBSOLETE_SETTINGS.get(name) - or f"{name} is not a valid option (--help-settings to see all)" - ) - self.fail( - msg, - param, - ctx, - ) - return - # Type checking - default = DEFAULT_SETTINGS[name] - if isinstance(default, bool): - try: - return name, value_as_boolean(value) - except ValueAsBooleanError: - self.fail(f'"{name}" should be on/off/true/false/1/0', param, ctx) - return - elif isinstance(default, int): - if not value.isdigit(): - self.fail(f'"{name}" should be an integer', param, ctx) - return - return name, int(value) - elif isinstance(default, str): - return name, value - else: - # Should never happen: - self.fail("Invalid option") - - class Setting(CompositeParamType): name = "setting" arity = 2 def convert(self, config, param, ctx): name, value = config - if name not in DEFAULT_SETTINGS: - msg = ( - OBSOLETE_SETTINGS.get(name) - or f"{name} is not a valid option (--help-settings to see all)" - ) - self.fail( - msg, - param, - ctx, - ) - return - # Type checking - default = DEFAULT_SETTINGS[name] - if isinstance(default, bool): - try: - return name, value_as_boolean(value) - except ValueAsBooleanError: - self.fail(f'"{name}" should be on/off/true/false/1/0', param, ctx) - return - elif isinstance(default, int): - if not value.isdigit(): - self.fail(f'"{name}" should be an integer', param, ctx) - return - return name, int(value) - elif isinstance(default, str): - return name, value - else: - # Should never happen: - self.fail("Invalid option") + if name in DEFAULT_SETTINGS: + # For backwards compatibility with how this worked prior to + # Datasette 1.0, we turn bare setting names into setting.name + # Type checking for those older settings + default = DEFAULT_SETTINGS[name] + name = "settings.{}".format(name) + if isinstance(default, bool): + try: + return name, "true" if value_as_boolean(value) else "false" + except ValueAsBooleanError: + self.fail(f'"{name}" should be on/off/true/false/1/0', param, ctx) + elif isinstance(default, int): + if not value.isdigit(): + self.fail(f'"{name}" should be an integer', param, ctx) + return name, value + elif isinstance(default, str): + return name, value + else: + # Should never happen: + self.fail("Invalid option") + return name, value def sqlite_extensions(fn): - return click.option( + fn = click.option( "sqlite_extensions", "--load-extension", - envvar="SQLITE_EXTENSIONS", + type=LoadExtension(), + envvar="DATASETTE_LOAD_EXTENSION", multiple=True, - help="Path to a SQLite extension to load", + help="Path to a SQLite extension to load, and optional entrypoint", )(fn) + # Wrap it in a custom error handler + @functools.wraps(fn) + def wrapped(*args, **kwargs): + try: + return fn(*args, **kwargs) + except AttributeError as e: + if "enable_load_extension" in str(e): + raise click.ClickException(textwrap.dedent(""" + Your Python installation does not have the ability to load SQLite extensions. + + More information: https://datasette.io/help/extensions + """).strip()) + raise + + return wrapped + @click.group(cls=DefaultGroup, default="serve", default_if_no_args=True) @click.version_option(version=__version__) @@ -157,9 +142,7 @@ def inspect(files, inspect_file, sqlite_extensions): This can then be passed to "datasette --inspect-file" to speed up count operations against immutable database files. """ - app = Datasette([], immutables=files, sqlite_extensions=sqlite_extensions) - loop = asyncio.get_event_loop() - inspect_data = loop.run_until_complete(inspect_(files, sqlite_extensions)) + inspect_data = run_sync(lambda: inspect_(files, sqlite_extensions)) if inspect_file == "-": sys.stdout.write(json.dumps(inspect_data, indent=2)) else: @@ -171,9 +154,6 @@ async def inspect_(files, sqlite_extensions): app = Datasette([], immutables=files, sqlite_extensions=sqlite_extensions) data = {} for name, database in app.databases.items(): - if name == "_internal": - # Don't include the in-memory _internal database - continue counts = await database.table_counts(limit=3600 * 1000) data[name] = { "hash": database.hash, @@ -199,15 +179,23 @@ pm.hook.publish_subcommand(publish=publish) @cli.command() @click.option("--all", help="Include built-in default plugins", is_flag=True) +@click.option( + "--requirements", help="Output requirements.txt of installed plugins", is_flag=True +) @click.option( "--plugins-dir", type=click.Path(exists=True, file_okay=False, dir_okay=True), help="Path to directory containing custom plugins", ) -def plugins(all, plugins_dir): +def plugins(all, requirements, plugins_dir): """List currently installed plugins""" app = Datasette([], plugins_dir=plugins_dir) - click.echo(json.dumps(app._plugins(all=all), indent=4)) + if requirements: + for plugin in app._plugins(): + if plugin["version"]: + click.echo("{}=={}".format(plugin["name"], plugin["version"])) + else: + click.echo(json.dumps(app._plugins(all=all), indent=4)) @cli.command() @@ -282,7 +270,7 @@ def package( port, **extra_metadata, ): - """Package specified SQLite files into a new datasette Docker container""" + """Package SQLite files into a Datasette Docker container""" if not shutil.which("docker"): click.secho( ' The package command requires "docker" to be installed and configured ', @@ -317,15 +305,32 @@ def package( @cli.command() -@click.argument("packages", nargs=-1, required=True) +@click.argument("packages", nargs=-1) @click.option( "-U", "--upgrade", is_flag=True, help="Upgrade packages to latest version" ) -def install(packages, upgrade): +@click.option( + "-r", + "--requirement", + type=click.Path(exists=True), + help="Install from requirements file", +) +@click.option( + "-e", + "--editable", + help="Install a project in editable mode from this path", +) +def install(packages, upgrade, requirement, editable): """Install plugins and packages from PyPI into the same environment as Datasette""" + if not packages and not requirement and not editable: + raise click.UsageError("Please specify at least one package to install") args = ["pip", "install"] if upgrade: args += ["--upgrade"] + if editable: + args += ["--editable", editable] + if requirement: + args += ["-r", requirement] args += list(packages) sys.argv = args run_module("pip", run_name="__main__") @@ -406,16 +411,17 @@ def uninstall(packages, yes): ) @click.option("--memory", is_flag=True, help="Make /_memory database available") @click.option( + "-c", "--config", - type=Config(), - help="Deprecated: set config option using configname:value. Use --setting instead.", - multiple=True, + type=click.File(mode="r"), + help="Path to JSON/YAML Datasette configuration file", ) @click.option( + "-s", "--setting", "settings", type=Setting(), - help="Setting, see docs.datasette.io/en/stable/settings.html", + help="nested.key, value setting to use in Datasette configuration", multiple=True, ) @click.option( @@ -428,10 +434,28 @@ def uninstall(packages, yes): help="Output URL that sets a cookie authenticating the root user", is_flag=True, ) +@click.option( + "--default-deny", + help="Deny all permissions by default", + is_flag=True, +) @click.option( "--get", help="Run an HTTP GET request against this path, print results and exit", ) +@click.option( + "--headers", + is_flag=True, + help="Include HTTP headers in --get output", +) +@click.option( + "--token", + help="API token to send with --get requests", +) +@click.option( + "--actor", + help="Actor to use for --get requests (JSON string)", +) @click.option("--version-note", help="Additional note to show on /-/versions") @click.option("--help-settings", is_flag=True, help="Show available settings") @click.option("--pdb", is_flag=True, help="Launch debugger on any errors") @@ -452,13 +476,25 @@ def uninstall(packages, yes): is_flag=True, help="Enable cross-database joins using the /_memory database", ) +@click.option( + "--nolock", + is_flag=True, + help="Ignore locking, open locked files in read-only mode", +) @click.option( "--ssl-keyfile", help="SSL key file", + envvar="DATASETTE_SSL_KEYFILE", ) @click.option( "--ssl-certfile", help="SSL certificate file", + envvar="DATASETTE_SSL_CERTFILE", +) +@click.option( + "--internal", + type=click.Path(), + help="Path to a persistent Datasette internal SQLite database", ) def serve( files, @@ -479,15 +515,21 @@ def serve( settings, secret, root, + default_deny, get, + headers, + token, + actor, version_note, help_settings, pdb, open_browser, create, crossdb, + nolock, ssl_keyfile, ssl_certfile, + internal, return_instance=False, ): """Serve up specified SQLite database files with a web UI""" @@ -505,9 +547,11 @@ def serve( if reload: import hupper - reloader = hupper.start_reloader("datasette.cli.serve") + reloader = hupper.start_reloader("datasette.cli.cli") if immutable: reloader.watch_files(immutable) + if config: + reloader.watch_files([config.name]) if metadata: reloader.watch_files([metadata.name]) @@ -520,43 +564,60 @@ def serve( if metadata: metadata_data = parse_metadata(metadata.read()) - combined_settings = {} + config_data = None if config: - click.echo( - "--config name:value will be deprecated in Datasette 1.0, use --setting name value instead", - err=True, - ) - combined_settings.update(config) - combined_settings.update(settings) + config_data = parse_metadata(config.read()) + + config_data = config_data or {} + + # Merge in settings from -s/--setting + if settings: + settings_updates = pairs_to_nested_config(settings) + # Merge recursively, to avoid over-writing nested values + # https://github.com/simonw/datasette/issues/2389 + deep_dict_update(config_data, settings_updates) kwargs = dict( immutables=immutable, cache_headers=not reload, cors=cors, inspect_data=inspect_data, + config=config_data, metadata=metadata_data, sqlite_extensions=sqlite_extensions, template_dir=template_dir, plugins_dir=plugins_dir, static_mounts=static, - settings=combined_settings, + settings=None, # These are passed in config= now memory=memory, secret=secret, version_note=version_note, pdb=pdb, crossdb=crossdb, + nolock=nolock, + internal=internal, + default_deny=default_deny, ) - # if files is a single directory, use that as config_dir= - if 1 == len(files) and os.path.isdir(files[0]): - kwargs["config_dir"] = pathlib.Path(files[0]) - files = [] + # Separate directories from files + directories = [f for f in files if os.path.isdir(f)] + file_paths = [f for f in files if not os.path.isdir(f)] + + # Handle config_dir - only one directory allowed + if len(directories) > 1: + raise click.ClickException( + "Cannot pass multiple directories. Pass a single directory as config_dir." + ) + elif len(directories) == 1: + kwargs["config_dir"] = pathlib.Path(directories[0]) # Verify list of files, create if needed (and --create) - for file in files: + for file in file_paths: if not pathlib.Path(file).exists(): if create: - sqlite3.connect(file).execute("vacuum") + conn = sqlite3.connect(file) + conn.execute("vacuum") + conn.close() else: raise click.ClickException( "Invalid value for '[FILES]...': Path '{}' does not exist.".format( @@ -564,8 +625,32 @@ def serve( ) ) - # De-duplicate files so 'datasette db.db db.db' only attaches one /db - files = list(dict.fromkeys(files)) + # Check for duplicate files by resolving all paths to their absolute forms + # Collect all database files that will be loaded (explicit files + config_dir files) + all_db_files = [] + + # Add explicit files + for file in file_paths: + all_db_files.append((file, pathlib.Path(file).resolve())) + + # Add config_dir databases if config_dir is set + if "config_dir" in kwargs: + config_dir = kwargs["config_dir"] + for ext in ("db", "sqlite", "sqlite3"): + for db_file in config_dir.glob(f"*.{ext}"): + all_db_files.append((str(db_file), db_file.resolve())) + + # Check for duplicates + seen = {} + for original_path, resolved_path in all_db_files: + if resolved_path in seen: + raise click.ClickException( + f"Duplicate database file: '{original_path}' and '{seen[resolved_path]}' " + f"both refer to {resolved_path}" + ) + seen[resolved_path] = original_path + + files = file_paths try: ds = Datasette(files, **kwargs) @@ -578,16 +663,43 @@ def serve( # Private utility mechanism for writing unit tests return ds - # Run the "startup" plugin hooks - asyncio.get_event_loop().run_until_complete(ds.invoke_startup()) + # Run async soundness checks before startup hooks, since invoke_startup + # now populates internal tables which requires querying each database + run_sync(lambda: check_databases(ds)) - # Run async soundness checks - but only if we're not under pytest - asyncio.get_event_loop().run_until_complete(check_databases(ds)) + # Run the "startup" plugin hooks + try: + run_sync(ds.invoke_startup) + except StartupError as e: + raise click.ClickException(e.args[0]) + + if headers and not get: + raise click.ClickException("--headers can only be used with --get") + + if token and not get: + raise click.ClickException("--token can only be used with --get") if get: client = TestClient(ds) - response = client.get(get) - click.echo(response.text) + request_headers = {} + if token: + request_headers["Authorization"] = "Bearer {}".format(token) + cookies = {} + if actor: + cookies["ds_actor"] = client.actor_cookie(json.loads(actor)) + response = client.get(get, headers=request_headers, cookies=cookies) + + if headers: + # Output HTTP status code, headers, two newlines, then the response body + click.echo(f"HTTP/1.1 {response.status}") + for key, value in response.headers.items(): + click.echo(f"{key}: {value}") + if response.text: + click.echo() + click.echo(response.text) + else: + click.echo(response.text) + exit_code = 0 if response.status == 200 else 1 sys.exit(exit_code) return @@ -595,16 +707,15 @@ def serve( # Start the server url = None if root: + ds.root_enabled = True url = "http://{}:{}{}?token={}".format( host, port, ds.urls.path("-/auth-token"), ds._root_token ) - print(url) + click.echo(url) if open_browser: if url is None: # Figure out most convenient URL - to table, database or homepage - path = asyncio.get_event_loop().run_until_complete( - initial_path_for_datasette(ds) - ) + path = run_sync(lambda: initial_path_for_datasette(ds)) url = f"http://{host}:{port}{path}" webbrowser.open(url) uvicorn_kwargs = dict( @@ -619,6 +730,136 @@ def serve( uvicorn.run(ds.app(), **uvicorn_kwargs) +@cli.command() +@click.argument("id") +@click.option( + "--secret", + help="Secret used for signing the API tokens", + envvar="DATASETTE_SECRET", + required=True, +) +@click.option( + "-e", + "--expires-after", + help="Token should expire after this many seconds", + type=int, +) +@click.option( + "alls", + "-a", + "--all", + type=str, + metavar="ACTION", + multiple=True, + help="Restrict token to this action", +) +@click.option( + "databases", + "-d", + "--database", + type=(str, str), + metavar="DB ACTION", + multiple=True, + help="Restrict token to this action on this database", +) +@click.option( + "resources", + "-r", + "--resource", + type=(str, str, str), + metavar="DB RESOURCE ACTION", + multiple=True, + help="Restrict token to this action on this database resource (a table, SQL view or named query)", +) +@click.option( + "--debug", + help="Show decoded token", + is_flag=True, +) +@click.option( + "--plugins-dir", + type=click.Path(exists=True, file_okay=False, dir_okay=True), + help="Path to directory containing custom plugins", +) +def create_token( + id, secret, expires_after, alls, databases, resources, debug, plugins_dir +): + """ + Create a signed API token for the specified actor ID + + Example: + + datasette create-token root --secret mysecret + + To allow only "view-database-download" for all databases: + + \b + datasette create-token root --secret mysecret \\ + --all view-database-download + + To allow "create-table" against a specific database: + + \b + datasette create-token root --secret mysecret \\ + --database mydb create-table + + To allow "insert-row" against a specific table: + + \b + datasette create-token root --secret myscret \\ + --resource mydb mytable insert-row + + Restricted actions can be specified multiple times using + multiple --all, --database, and --resource options. + + Add --debug to see a decoded version of the token. + """ + ds = Datasette(secret=secret, plugins_dir=plugins_dir) + + # Run ds.invoke_startup() in an event loop + try: + run_sync(ds.invoke_startup) + except StartupError as e: + raise click.ClickException(e.args[0]) + + # Warn about any unknown actions + actions = [] + actions.extend(alls) + actions.extend([p[1] for p in databases]) + actions.extend([p[2] for p in resources]) + for action in actions: + if not ds.actions.get(action): + click.secho( + f" Unknown permission: {action} ", + fg="red", + err=True, + ) + + from datasette.tokens import TokenRestrictions + + restrictions = TokenRestrictions() + for action in alls: + restrictions.allow_all(action) + for database, action in databases: + restrictions.allow_database(database, action) + for database, resource, action in resources: + restrictions.allow_resource(database, resource, action) + + token = run_sync( + lambda: ds.create_token( + id, + expires_after=expires_after, + restrictions=restrictions, + handler="signed", + ) + ) + click.echo(token) + if debug: + encoded = token[len("dstok_") :] + click.echo("\nDecoded:\n") + click.echo(json.dumps(ds.unsign(encoded, namespace="token"), indent=2)) + + pm.hook.register_commands(cli=cli) diff --git a/datasette/column_types.py b/datasette/column_types.py new file mode 100644 index 00000000..7320e1d6 --- /dev/null +++ b/datasette/column_types.py @@ -0,0 +1,83 @@ +from enum import Enum + + +class SQLiteType(Enum): + TEXT = "TEXT" + INTEGER = "INTEGER" + REAL = "REAL" + BLOB = "BLOB" + NULL = "NULL" + + @classmethod + def from_declared_type(cls, declared_type: str | None) -> "SQLiteType | None": + if declared_type is None: + return cls.NULL + + normalized = declared_type.strip().upper() + if not normalized: + return cls.NULL + + if normalized == cls.NULL.value: + return cls.NULL + if "INT" in normalized: + return cls.INTEGER + if any(token in normalized for token in ("CHAR", "CLOB", "TEXT")): + return cls.TEXT + if "BLOB" in normalized: + return cls.BLOB + if any( + token in normalized + for token in ("REAL", "FLOA", "DOUB") # codespell:ignore doub + ): + return cls.REAL + + return None + + +class ColumnType: + """ + Base class for column types. + + Subclasses must define ``name`` and ``description`` as class attributes: + + - ``name``: Unique identifier string. Lowercase, no spaces. + Examples: "markdown", "file", "email", "url", "point", "image". + - ``description``: Human-readable label for admin UI dropdowns. + Examples: "Markdown text", "File reference", "Email address". + - ``sqlite_types``: Optional tuple of SQLiteType values restricting + which SQLite column types this ColumnType can be assigned to. + + Instantiate with an optional ``config`` dict to bind per-column + configuration:: + + ct = MyColumnType(config={"key": "value"}) + ct.config # {"key": "value"} + """ + + name: str + description: str + sqlite_types: tuple[SQLiteType, ...] | None = None + + def __init__(self, config=None): + self.config = config + + async def render_cell(self, value, column, table, database, datasette, request): + """ + Return an HTML string to render this cell value, or None to + fall through to the default render_cell plugin hook chain. + """ + return None + + async def validate(self, value, datasette): + """ + Validate a value before it is written. Return None if valid, + or a string error message if invalid. + """ + return None + + async def transform_value(self, value, datasette): + """ + Transform a value before it appears in JSON API output. + Return the transformed value. Default: return unchanged. + """ + return value diff --git a/datasette/csrf.py b/datasette/csrf.py new file mode 100644 index 00000000..df239aee --- /dev/null +++ b/datasette/csrf.py @@ -0,0 +1,178 @@ +""" +Header-based CSRF (Cross-Origin) protection. + +Datasette uses the Sec-Fetch-Site + Origin header approach described in +Filippo Valsorda's article (https://words.filippo.io/csrf/) and implemented +in Go 1.25's http.CrossOriginProtection. This replaces the previous +token-based asgi-csrf mechanism. +""" + +from __future__ import annotations + +import secrets +import urllib.parse + +from .utils.asgi import asgi_send + +SAFE_METHODS = frozenset({"GET", "HEAD", "OPTIONS"}) + +DEFAULT_PORTS = {"http": 80, "https": 443, "ws": 80, "wss": 443} + + +def _normalize_headers(raw_headers): + """Lowercase header names; for duplicates, last value wins.""" + result = {} + for name, value in raw_headers: + if isinstance(name, str): + name = name.encode("latin-1") + if isinstance(value, str): + value = value.encode("latin-1") + result[name.lower()] = value + return result + + +def _origin_tuple(value): + """ + Parse an origin-like string into ``(scheme, host, port)`` with default + ports filled in. Raises ``ValueError`` for malformed input. + """ + parsed = urllib.parse.urlsplit(value) + scheme = (parsed.scheme or "").lower() + host = (parsed.hostname or "").lower() + if not scheme or not host: + raise ValueError("missing scheme or host in {!r}".format(value)) + port = parsed.port # may raise ValueError on bad ports + if port is None: + port = DEFAULT_PORTS.get(scheme) + if port is None: + raise ValueError("unknown default port for scheme {!r}".format(scheme)) + return scheme, host, port + + +def _install_legacy_csrftoken(scope): + """ + Populate ``scope["csrftoken"]`` with a callable returning a per-request + random token. Provided for plugin compatibility only - core no longer + uses this value for CSRF enforcement. + """ + + def csrftoken(): + if "_datasette_legacy_csrftoken" not in scope: + scope["_datasette_legacy_csrftoken"] = secrets.token_urlsafe(32) + return scope["_datasette_legacy_csrftoken"] + + scope["csrftoken"] = csrftoken + + +class CrossOriginProtectionMiddleware: + """ + Modern CSRF protection using the Sec-Fetch-Site and Origin headers. + + Based on Filippo Valsorda's algorithm, as implemented in Go 1.25's + http.CrossOriginProtection. See https://words.filippo.io/csrf/ + + Unsafe-method requests are allowed through only if they look same-origin. + Non-browser clients (curl, etc.) send neither Sec-Fetch-Site nor Origin + and are passed through unchanged - CSRF is a browser-only attack. + """ + + SAFE_METHODS = SAFE_METHODS + + def __init__(self, app, datasette): + self.app = app + self.datasette = datasette + + async def __call__(self, scope, receive, send): + if scope["type"] != "http": + await self.app(scope, receive, send) + return + + _install_legacy_csrftoken(scope) + + if scope.get("method", "GET") in self.SAFE_METHODS: + await self.app(scope, receive, send) + return + + headers = _normalize_headers(scope.get("headers") or []) + + authorization = headers.get(b"authorization", b"").decode("latin-1") + cookie_header = headers.get(b"cookie") + # Bearer-token requests are not ambient browser credentials, so they + # are not CSRF-vulnerable. Narrowly exempt them from the header check + # before evaluating Sec-Fetch-Site / Origin. Only "Bearer" is exempt; + # schemes like Basic or Digest can be browser-managed and ambient. + # If the request also carries a Cookie header, ambient cookie auth + # could be in play, so do NOT treat it as exempt. + if authorization and not cookie_header: + parts = authorization.split(None, 1) + if parts and parts[0].lower() == "bearer": + await self.app(scope, receive, send) + return + + origin_bytes = headers.get(b"origin") + sec_fetch_site_bytes = headers.get(b"sec-fetch-site") + host_bytes = headers.get(b"host", b"") + origin = origin_bytes.decode("latin-1") if origin_bytes else None + sec_fetch_site = ( + sec_fetch_site_bytes.decode("latin-1") if sec_fetch_site_bytes else None + ) + host = host_bytes.decode("latin-1") + + # Primary defense: Sec-Fetch-Site (set by browsers, unforgeable from JS) + if sec_fetch_site is not None: + if sec_fetch_site in ("same-origin", "none"): + await self.app(scope, receive, send) + return + await self._forbid( + send, + "Sec-Fetch-Site was {!r}, expected 'same-origin' or 'none'".format( + sec_fetch_site + ), + ) + return + + # No Sec-Fetch-Site and no Origin -> non-browser client (curl, API, etc.) + if origin is None: + await self.app(scope, receive, send) + return + + # Fallback for older browsers: Origin must match the request's own + # scheme + host + port. Compare full origin tuples, not host alone. + request_scheme = self._request_scheme(scope) + try: + origin_tuple = _origin_tuple(origin) + expected_tuple = _origin_tuple("{}://{}".format(request_scheme, host)) + except ValueError: + await self._forbid( + send, + "Malformed Origin {!r} or Host {!r}".format(origin, host), + ) + return + + if origin_tuple == expected_tuple: + await self.app(scope, receive, send) + return + + await self._forbid( + send, + "Origin {!r} does not match Host {!r}".format(origin, host), + ) + + def _request_scheme(self, scope): + if self.datasette is not None: + try: + if self.datasette.setting("force_https_urls"): + return "https" + except Exception: + pass + return scope.get("scheme") or "http" + + async def _forbid(self, send, reason): + await asgi_send( + send, + content=await self.datasette.render_template( + "csrf_error.html", {"reason": reason} + ), + status=403, + content_type="text/html; charset=utf-8", + ) diff --git a/datasette/database.py b/datasette/database.py index ba594a8c..e7e9527e 100644 --- a/datasette/database.py +++ b/datasette/database.py @@ -1,24 +1,32 @@ import asyncio +import atexit from collections import namedtuple +import inspect +import os from pathlib import Path -import janus import queue +import sqlite_utils import sys +import tempfile import threading import uuid from .tracer import trace from .utils import ( + call_with_supported_arguments, detect_fts, detect_primary_keys, detect_spatialite, get_all_foreign_keys, get_outbound_foreign_keys, + md5_not_usedforsecurity, sqlite_timelimit, sqlite3, table_columns, table_column_details, ) +from .utils.sql_analysis import SQLAnalysis, analyze_sql_tables +from .utils.sqlite import sqlite_version from .inspect import inspect_hash connections = threading.local() @@ -26,29 +34,75 @@ connections = threading.local() AttachedDatabase = namedtuple("AttachedDatabase", ("seq", "name", "file")) +class DatasetteClosedError(RuntimeError): + """Raised when using a Datasette or Database instance after close().""" + + +_SHUTDOWN = object() + + class Database: + # For table counts stop at this many rows: + count_limit = 10000 + _thread_local_id_counter = 1 + def __init__( - self, ds, path=None, is_mutable=False, is_memory=False, memory_name=None + self, + ds, + path=None, + is_mutable=True, + is_memory=False, + memory_name=None, + mode=None, + is_temp_disk=False, ): self.name = None + self._thread_local_id = f"x{self._thread_local_id_counter}" + Database._thread_local_id_counter += 1 self.route = None self.ds = ds self.path = path self.is_mutable = is_mutable self.is_memory = is_memory self.memory_name = memory_name + self.is_temp_disk = is_temp_disk if memory_name is not None: self.is_memory = True + if is_temp_disk: + fd, temp_path = tempfile.mkstemp(suffix=".db", prefix="datasette_temp_") + os.close(fd) + self.path = temp_path self.is_mutable = True - self.hash = None + self.mode = "rwc" + self._wal_enabled = False + atexit.register(self._cleanup_temp_file) + else: + self._wal_enabled = False + self.cached_hash = None self.cached_size = None self._cached_table_counts = None self._write_thread = None self._write_queue = None - if not self.is_mutable and not self.is_memory: - p = Path(path) - self.hash = inspect_hash(p) - self.cached_size = p.stat().st_size + self._closed = False + self._pending_execute_futures = set() + self._pending_execute_futures_lock = threading.Lock() + # These are used when in non-threaded mode: + self._read_connection = None + self._write_connection = None + # This is used to track all file connections so they can be closed + self._all_file_connections = [] + if not is_temp_disk: + self.mode = mode + + def _check_not_closed(self): + if self._closed: + raise DatasetteClosedError( + "Database {!r} has been closed".format(self.name) + ) + + def _remove_pending_execute_future(self, future): + with self._pending_execute_futures_lock: + self._pending_execute_futures.discard(future) @property def cached_table_counts(self): @@ -62,7 +116,15 @@ class Database: } return self._cached_table_counts + @property + def color(self): + if self.hash: + return self.hash[:6] + return md5_not_usedforsecurity(self.name)[:6] + def suggest_name(self): + if self.is_temp_disk: + return "_temp_disk" if self.path: return Path(self.path).stem elif self.memory_name: @@ -71,49 +133,134 @@ class Database: return "db" def connect(self, write=False): + extra_kwargs = {} + if write: + extra_kwargs["isolation_level"] = "IMMEDIATE" if self.memory_name: uri = "file:{}?mode=memory&cache=shared".format(self.memory_name) conn = sqlite3.connect( - uri, - uri=True, - check_same_thread=False, + uri, uri=True, check_same_thread=False, **extra_kwargs ) if not write: conn.execute("PRAGMA query_only=1") return conn if self.is_memory: return sqlite3.connect(":memory:", uri=True) + # mode=ro or immutable=1? if self.is_mutable: qs = "?mode=ro" + if self.ds.nolock: + qs += "&nolock=1" else: qs = "?immutable=1" assert not (write and not self.is_mutable) if write: qs = "" - return sqlite3.connect( - f"file:{self.path}{qs}", uri=True, check_same_thread=False + if self.mode is not None: + qs = f"?mode={self.mode}" + conn = sqlite3.connect( + f"file:{self.path}{qs}", uri=True, check_same_thread=False, **extra_kwargs ) + self._all_file_connections.append(conn) + if self.is_temp_disk and not self._wal_enabled: + conn.execute("PRAGMA journal_mode=WAL") + self._wal_enabled = True + return conn + + def close(self): + """Release all resources held by this database. + + Idempotent. After close() further calls to execute()/execute_fn()/ + execute_write()/execute_write_fn() raise DatasetteClosedError. + """ + if self._closed: + return + with self._pending_execute_futures_lock: + if self._closed: + return + self._closed = True + pending_execute_futures = tuple(self._pending_execute_futures) + # Shut down the write thread, if any, via a sentinel. The thread + # drains any writes already queued before the sentinel and then + # closes its own write connection and returns. + write_thread = self._write_thread + if write_thread is not None and self._write_queue is not None: + self._write_queue.put(_SHUTDOWN) + write_thread.join(timeout=10) + if write_thread.is_alive(): + sys.stderr.write( + "Datasette: write thread for {!r} did not exit within 10s\n".format( + self.name + ) + ) + sys.stderr.flush() + for future in pending_execute_futures: + try: + future.result() + except Exception: + pass + # Close anything still tracked in _all_file_connections + for connection in self._all_file_connections: + try: + connection.close() + except Exception: + pass + self._all_file_connections = [] + # Drop per-thread cached read connections we can reach + try: + delattr(connections, self._thread_local_id) + except AttributeError: + pass + # Close non-threaded-mode cached connections if still open + if self._read_connection is not None: + try: + self._read_connection.close() + except Exception: + pass + self._read_connection = None + if self._write_connection is not None: + try: + self._write_connection.close() + except Exception: + pass + self._write_connection = None + if self.is_temp_disk: + self._cleanup_temp_file() + + def _cleanup_temp_file(self): + if self.is_temp_disk and self.path: + for suffix in ("", "-wal", "-shm"): + try: + os.unlink(self.path + suffix) + except OSError: + pass + + async def execute_write(self, sql, params=None, block=True, request=None): + self._check_not_closed() - async def execute_write(self, sql, params=None, block=True): def _inner(conn): - with conn: - return conn.execute(sql, params or []) + return conn.execute(sql, params or []) with trace("sql", database=self.name, sql=sql.strip(), params=params): - results = await self.execute_write_fn(_inner, block=block) + results = await self.execute_write_fn(_inner, block=block, request=request) return results - async def execute_write_script(self, sql, block=True): + async def execute_write_script(self, sql, block=True, request=None): + self._check_not_closed() + def _inner(conn): - with conn: - return conn.executescript(sql) + return conn.executescript(sql) with trace("sql", database=self.name, sql=sql.strip(), executescript=True): - results = await self.execute_write_fn(_inner, block=block) + results = await self.execute_write_fn( + _inner, block=block, transaction=False, request=request + ) return results - async def execute_write_many(self, sql, params_seq, block=True): + async def execute_write_many(self, sql, params_seq, block=True, request=None): + self._check_not_closed() + def _inner(conn): count = 0 @@ -123,35 +270,145 @@ class Database: count += 1 yield param - with conn: - return conn.executemany(sql, count_params(params_seq)), count + return conn.executemany(sql, count_params(params_seq)), count with trace( "sql", database=self.name, sql=sql.strip(), executemany=True ) as kwargs: - results, count = await self.execute_write_fn(_inner, block=block) + results, count = await self.execute_write_fn( + _inner, block=block, request=request + ) kwargs["count"] = count return results - async def execute_write_fn(self, fn, block=True): - task_id = uuid.uuid5(uuid.NAMESPACE_DNS, "datasette.io") + async def execute_isolated_fn(self, fn): + self._check_not_closed() + # Open a new connection just for the duration of this function + # blocking the write queue to avoid any writes occurring during it + if self.ds.executor is None: + # non-threaded mode + isolated_connection = self.connect(write=True) + try: + result = fn(isolated_connection) + finally: + isolated_connection.close() + try: + self._all_file_connections.remove(isolated_connection) + except ValueError: + # Was probably a memory connection + pass + return result + else: + # Threaded mode - send to write thread + return await self._send_to_write_thread(fn, isolated_connection=True) + + async def analyze_sql(self, sql, params=None) -> SQLAnalysis: + self._check_not_closed() + + return await self.execute_isolated_fn( + lambda conn: analyze_sql_tables(conn, sql, params, database_name=self.name) + ) + + async def execute_write_fn(self, fn, block=True, transaction=True, request=None): + self._check_not_closed() + pending_events = [] + + def track_event(event): + pending_events.append(event) + + fn = self._wrap_fn_with_hooks(fn, request, transaction, track_event) + if self.ds.executor is None: + # non-threaded mode + if self._write_connection is None: + self._write_connection = self.connect(write=True) + self.ds._prepare_connection(self._write_connection, self.name) + if transaction: + with self._write_connection: + result = fn(self._write_connection) + else: + result = fn(self._write_connection) + else: + result = await self._send_to_write_thread( + fn, block=block, transaction=transaction + ) + if block: + for event in pending_events: + await self.ds.track_event(event) + else: + # For non-blocking writes, spawn a background task to + # dispatch events after the write thread completes + task_id, reply_future = result + + async def _dispatch_events_after_write(): + try: + await reply_future + except Exception: + # if the write failed, don't emit success events + return + for event in pending_events: + await self.ds.track_event(event) + + asyncio.ensure_future(_dispatch_events_after_write()) + result = task_id + return result + + def _wrap_fn_with_hooks(self, fn, request, transaction, track_event): + from .plugins import pm + + # Wrap fn so it receives track_event if its signature supports it. + # Historically fn was called positionally, so any single-parameter + # name (conn, connection, db, ...) worked. Preserve that by only + # switching to keyword dependency injection when the callback + # explicitly opts in by declaring a `track_event` parameter. + original_fn = fn + + if "track_event" in inspect.signature(original_fn).parameters: + + def fn_with_track_event(conn): + return call_with_supported_arguments( + original_fn, conn=conn, track_event=track_event + ) + + fn = fn_with_track_event + + wrappers = pm.hook.write_wrapper( + datasette=self.ds, + database=self.name, + request=request, + transaction=transaction, + ) + wrappers = [w for w in wrappers if w is not None] + if not wrappers: + return fn + # Build the wrapped fn by nesting context manager generators. + # The first wrapper returned by pluggy is outermost. + for wrapper_factory in reversed(wrappers): + fn = _apply_write_wrapper(fn, wrapper_factory, track_event) + return fn + + async def _send_to_write_thread( + self, fn, block=True, isolated_connection=False, transaction=True + ): if self._write_queue is None: self._write_queue = queue.Queue() if self._write_thread is None: self._write_thread = threading.Thread( target=self._execute_writes, daemon=True ) + self._write_thread.name = "_execute_writes for database {}".format( + self.name + ) self._write_thread.start() - reply_queue = janus.Queue() - self._write_queue.put(WriteTask(fn, task_id, reply_queue)) + task_id = uuid.uuid5(uuid.NAMESPACE_DNS, "datasette.io") + loop = asyncio.get_running_loop() + reply_future = loop.create_future() + self._write_queue.put( + WriteTask(fn, task_id, loop, reply_future, isolated_connection, transaction) + ) if block: - result = await reply_queue.async_q.get() - if isinstance(result, Exception): - raise result - else: - return result + return await reply_future else: - return task_id + return task_id, reply_future def _execute_writes(self): # Infinite looping thread that protects the single write connection @@ -165,29 +422,69 @@ class Database: conn_exception = e while True: task = self._write_queue.get() + if task is _SHUTDOWN: + if conn is not None: + try: + conn.close() + except Exception: + pass + return + exception = None + result = None if conn_exception is not None: - result = conn_exception - else: + exception = conn_exception + elif task.isolated_connection: + isolated_connection = self.connect(write=True) try: - result = task.fn(conn) + result = task.fn(isolated_connection) except Exception as e: sys.stderr.write("{}\n".format(e)) sys.stderr.flush() - result = e - task.reply_queue.sync_q.put(result) + exception = e + finally: + isolated_connection.close() + try: + self._all_file_connections.remove(isolated_connection) + except ValueError: + # Was probably a memory connection + pass + else: + try: + if task.transaction: + with conn: + result = task.fn(conn) + else: + result = task.fn(conn) + except Exception as e: + sys.stderr.write("{}\n".format(e)) + sys.stderr.flush() + exception = e + _deliver_write_result(task, result, exception) async def execute_fn(self, fn): + self._check_not_closed() + if self.ds.executor is None: + # non-threaded mode + if self._read_connection is None: + self._read_connection = self.connect() + self.ds._prepare_connection(self._read_connection, self.name) + return fn(self._read_connection) + + # threaded mode def in_thread(): - conn = getattr(connections, self.name, None) + conn = getattr(connections, self._thread_local_id, None) if not conn: conn = self.connect() self.ds._prepare_connection(conn, self.name) - setattr(connections, self.name, conn) + setattr(connections, self._thread_local_id, conn) return fn(conn) - return await asyncio.get_event_loop().run_in_executor( - self.ds.executor, in_thread - ) + with self._pending_execute_futures_lock: + self._check_not_closed() + future = self.ds.executor.submit(in_thread) + self._pending_execute_futures.add(future) + future.add_done_callback(self._remove_pending_execute_future) + return await asyncio.wrap_future(future) async def execute( self, @@ -199,6 +496,7 @@ class Database: log_sql_errors=True, ): """Executes sql against db_name in a thread""" + self._check_not_closed() page_size = page_size or self.ds.page_size def sql_operation_in_thread(conn): @@ -242,14 +540,34 @@ class Database: results = await self.execute_fn(sql_operation_in_thread) return results + @property + def hash(self): + if self.cached_hash is not None: + return self.cached_hash + elif self.is_mutable or self.is_memory or self.is_temp_disk: + return None + elif self.ds.inspect_data and self.ds.inspect_data.get(self.name): + self.cached_hash = self.ds.inspect_data[self.name]["hash"] + return self.cached_hash + else: + p = Path(self.path) + self.cached_hash = inspect_hash(p) + return self.cached_hash + @property def size(self): - if self.is_memory: - return 0 if self.cached_size is not None: return self.cached_size - else: + elif self.is_memory: + return 0 + elif self.is_mutable: return Path(self.path).stat().st_size + elif self.ds.inspect_data and self.ds.inspect_data.get(self.name): + self.cached_size = self.ds.inspect_data[self.name]["size"] + return self.cached_size + else: + self.cached_size = Path(self.path).stat().st_size + return self.cached_size async def table_counts(self, limit=10): if not self.is_mutable and self.cached_table_counts is not None: @@ -260,7 +578,7 @@ class Database: try: table_count = ( await self.execute( - f"select count(*) from [{table}]", + f"select count(*) from (select * from [{table}] limit {self.count_limit + 1})", custom_time_limit=limit, ) ).rows[0][0] @@ -285,7 +603,12 @@ class Database: # But SQLite prior to 3.16.0 doesn't support pragma functions results = await self.execute("PRAGMA database_list;") # {'seq': 0, 'name': 'main', 'file': ''} - return [AttachedDatabase(*row) for row in results.rows if row["seq"] > 0] + return [ + AttachedDatabase(*row) + for row in results.rows + # Filter out the SQLite internal "temp" database, refs #2557 + if row["seq"] > 0 and row["name"] != "temp" + ] async def table_exists(self, table): results = await self.execute( @@ -293,9 +616,15 @@ class Database: ) return bool(results.rows) + async def view_exists(self, table): + results = await self.execute( + "select 1 from sqlite_master where type='view' and name=?", params=(table,) + ) + return bool(results.rows) + async def table_names(self): results = await self.execute( - "select name from sqlite_master where type='table'" + "select name from sqlite_master where type='table' order by name" ) return [r[0] for r in results.rows] @@ -312,12 +641,38 @@ class Database: return await self.execute_fn(lambda conn: detect_fts(conn, table)) async def label_column_for_table(self, table): - explicit_label_column = self.ds.table_metadata(self.name, table).get( + explicit_label_column = (await self.ds.table_config(self.name, table)).get( "label_column" ) if explicit_label_column: return explicit_label_column - column_names = await self.execute_fn(lambda conn: table_columns(conn, table)) + + def column_details(conn): + # Returns {column_name: (type, is_unique)} + db = sqlite_utils.Database(conn) + columns = db[table].columns_dict + indexes = db[table].indexes + details = {} + for name in columns: + is_unique = any( + index + for index in indexes + if index.columns == [name] and index.unique + ) + details[name] = (columns[name], is_unique) + return details + + column_details = await self.execute_fn(column_details) + # Is there just one unique column that's text? + unique_text_columns = [ + name + for name, (type_, is_unique) in column_details.items() + if is_unique and type_ is str + ] + if len(unique_text_columns) == 1: + return unique_text_columns[0] + + column_names = list(column_details.keys()) # Is there a name or title column? name_or_title = [c for c in column_names if c.lower() in ("name", "title")] if name_or_title: @@ -327,6 +682,7 @@ class Database: column_names and len(column_names) == 2 and ("id" in column_names or "pk" in column_names) + and not set(column_names) == {"id", "pk"} ): return [c for c in column_names if c not in ("id", "pk")][0] # Couldn't find a label: @@ -338,21 +694,92 @@ class Database: ) async def hidden_table_names(self): - # Mark tables 'hidden' if they relate to FTS virtual tables - hidden_tables = [ - r[0] - for r in ( - await self.execute( - """ - select name from sqlite_master - where rootpage = 0 - and ( - sql like '%VIRTUAL TABLE%USING FTS%' - ) or name in ('sqlite_stat1', 'sqlite_stat2', 'sqlite_stat3', 'sqlite_stat4') - """ - ) - ).rows - ] + hidden_tables = [] + # Add any tables marked as hidden in config + db_config = self.ds.config.get("databases", {}).get(self.name, {}) + if "tables" in db_config: + hidden_tables += [ + t for t in db_config["tables"] if db_config["tables"][t].get("hidden") + ] + + if sqlite_version()[1] >= 37: + hidden_tables += [x[0] for x in await self.execute(""" + with shadow_tables as ( + select name + from pragma_table_list + where [type] = 'shadow' + order by name + ), + core_tables as ( + select name + from sqlite_master + WHERE name in ('sqlite_stat1', 'sqlite_stat2', 'sqlite_stat3', 'sqlite_stat4') + OR substr(name, 1, 1) == '_' + ), + combined as ( + select name from shadow_tables + union all + select name from core_tables + ) + select name from combined order by 1 + """)] + else: + hidden_tables += [x[0] for x in await self.execute(""" + WITH base AS ( + SELECT name + FROM sqlite_master + WHERE name IN ('sqlite_stat1', 'sqlite_stat2', 'sqlite_stat3', 'sqlite_stat4') + OR substr(name, 1, 1) == '_' + ), + fts_suffixes AS ( + SELECT column1 AS suffix + FROM (VALUES ('_data'), ('_idx'), ('_docsize'), ('_content'), ('_config')) + ), + fts5_names AS ( + SELECT name + FROM sqlite_master + WHERE sql LIKE '%VIRTUAL TABLE%USING FTS%' + ), + fts5_shadow_tables AS ( + SELECT + printf('%s%s', fts5_names.name, fts_suffixes.suffix) AS name + FROM fts5_names + JOIN fts_suffixes + ), + fts3_suffixes AS ( + SELECT column1 AS suffix + FROM (VALUES ('_content'), ('_segdir'), ('_segments'), ('_stat'), ('_docsize')) + ), + fts3_names AS ( + SELECT name + FROM sqlite_master + WHERE sql LIKE '%VIRTUAL TABLE%USING FTS3%' + OR sql LIKE '%VIRTUAL TABLE%USING FTS4%' + ), + fts3_shadow_tables AS ( + SELECT + printf('%s%s', fts3_names.name, fts3_suffixes.suffix) AS name + FROM fts3_names + JOIN fts3_suffixes + ), + final AS ( + SELECT name FROM base + UNION ALL + SELECT name FROM fts5_shadow_tables + UNION ALL + SELECT name FROM fts3_shadow_tables + ) + SELECT name FROM final ORDER BY 1 + """)] + # Also hide any FTS tables that have a content= argument + hidden_tables += [x[0] for x in await self.execute(""" + SELECT name + FROM sqlite_master + WHERE sql LIKE '%VIRTUAL TABLE%' + AND sql LIKE '%USING FTS%' + AND sql LIKE '%content=%' + """)] + has_spatialite = await self.execute_fn(detect_spatialite) if has_spatialite: # Also hide Spatialite internal tables @@ -370,32 +797,12 @@ class Database: "KNN", "KNN2", ] + [ - r[0] - for r in ( - await self.execute( - """ + r[0] for r in (await self.execute(""" select name from sqlite_master where name like "idx_%" and type = "table" - """ - ) - ).rows + """)).rows ] - # Add any from metadata.json - db_metadata = self.ds.metadata(database=self.name) - if "tables" in db_metadata: - hidden_tables += [ - t - for t in db_metadata["tables"] - if db_metadata["tables"][t].get("hidden") - ] - # Also mark as hidden any tables which start with the name of a hidden table - # e.g. "searchable_fts" implies "searchable_fts_content" should be hidden - for table_name in await self.table_names(): - for hidden_table in hidden_tables[:]: - if table_name.startswith(hidden_table): - hidden_tables.append(table_name) - continue return hidden_tables @@ -436,6 +843,8 @@ class Database: tags.append("mutable") if self.is_memory: tags.append("memory") + if self.is_temp_disk: + tags.append("temp_disk") if self.hash: tags.append(f"hash={self.hash}") if self.size is not None: @@ -446,17 +855,98 @@ class Database: return f"" -class WriteTask: - __slots__ = ("fn", "task_id", "reply_queue") +def _apply_write_wrapper(fn, wrapper_factory, track_event): + """Apply a single write_wrapper context manager around fn. - def __init__(self, fn, task_id, reply_queue): + ``wrapper_factory`` is a callable that takes ``(conn)`` and optionally + ``track_event``, and returns a generator that yields exactly once. + Code before the yield runs before ``fn(conn)``, code after the yield + runs after. The result of ``fn(conn)`` is sent into the generator + via ``.send()``, and any exception raised by ``fn(conn)`` is thrown + via ``.throw()``. + """ + + def wrapped(conn): + gen = call_with_supported_arguments( + wrapper_factory, conn=conn, track_event=track_event + ) + # Advance to the yield point (run "before" code) + try: + next(gen) + except StopIteration: + # Generator didn't yield — just run fn unchanged + return fn(conn) + + # Execute the actual write + try: + result = fn(conn) + except Exception: + # Throw exception into generator so it can handle it + try: + gen.throw(*sys.exc_info()) + except StopIteration: + pass + # Re-raise the original exception + raise + else: + # Send the result back through the yield + try: + gen.send(result) + except StopIteration: + pass + return result + + return wrapped + + +class WriteTask: + __slots__ = ( + "fn", + "task_id", + "loop", + "reply_future", + "isolated_connection", + "transaction", + ) + + def __init__( + self, fn, task_id, loop, reply_future, isolated_connection, transaction + ): self.fn = fn self.task_id = task_id - self.reply_queue = reply_queue + self.loop = loop + self.reply_future = reply_future + self.isolated_connection = isolated_connection + self.transaction = transaction + + +def _deliver_write_result(task, result, exception): + # Called from the write thread. Delivers the result back to the + # awaiting coroutine on its event loop via call_soon_threadsafe. + def _set(): + if task.reply_future.done(): + # Awaiter was cancelled; nothing to do. + return + if exception is not None: + task.reply_future.set_exception(exception) + else: + task.reply_future.set_result(result) + + try: + task.loop.call_soon_threadsafe(_set) + except RuntimeError: + # Event loop has been closed; the awaiter is gone. + pass class QueryInterrupted(Exception): - pass + def __init__(self, e, sql, params): + self.e = e + self.sql = sql + self.params = params + + def __str__(self): + return "QueryInterrupted: {}".format(self.e) class MultipleValues(Exception): @@ -485,6 +975,9 @@ class Results: else: raise MultipleValues + def dicts(self): + return [dict(row) for row in self.rows] + def __iter__(self): return iter(self.rows) diff --git a/datasette/default_actions.py b/datasette/default_actions.py new file mode 100644 index 00000000..2f78570b --- /dev/null +++ b/datasette/default_actions.py @@ -0,0 +1,133 @@ +from datasette import hookimpl +from datasette.permissions import Action +from datasette.resources import ( + DatabaseResource, + TableResource, + QueryResource, +) + + +@hookimpl +def register_actions(): + """Register the core Datasette actions.""" + return ( + # Global actions (no resource_class) + Action( + name="view-instance", + abbr="vi", + description="View Datasette instance", + ), + Action( + name="permissions-debug", + abbr="pd", + description="Access permission debug tool", + ), + Action( + name="debug-menu", + abbr="dm", + description="View debug menu items", + ), + # Database-level actions (parent-level) + Action( + name="view-database", + abbr="vd", + description="View database", + resource_class=DatabaseResource, + ), + Action( + name="view-database-download", + abbr="vdd", + description="Download database file", + resource_class=DatabaseResource, + also_requires="view-database", + ), + Action( + name="execute-sql", + abbr="es", + description="Execute read-only SQL queries", + resource_class=DatabaseResource, + also_requires="view-database", + ), + Action( + name="execute-write-sql", + abbr="ews", + description="Execute writable SQL queries", + resource_class=DatabaseResource, + also_requires="view-database", + ), + Action( + name="create-table", + abbr="ct", + description="Create tables", + resource_class=DatabaseResource, + ), + Action( + name="store-query", + abbr="sq", + description="Create stored queries", + resource_class=DatabaseResource, + also_requires="execute-sql", + ), + # Table-level actions (child-level) + Action( + name="view-table", + abbr="vt", + description="View table", + resource_class=TableResource, + ), + Action( + name="insert-row", + abbr="ir", + description="Insert rows", + resource_class=TableResource, + ), + Action( + name="delete-row", + abbr="dr", + description="Delete rows", + resource_class=TableResource, + ), + Action( + name="update-row", + abbr="ur", + description="Update rows", + resource_class=TableResource, + ), + Action( + name="alter-table", + abbr="at", + description="Alter tables", + resource_class=TableResource, + ), + Action( + name="set-column-type", + abbr="sct", + description="Set column type", + resource_class=TableResource, + ), + Action( + name="drop-table", + abbr="dt", + description="Drop tables", + resource_class=TableResource, + ), + # Query-level actions (child-level) + Action( + name="view-query", + abbr="vq", + description="View named query results", + resource_class=QueryResource, + ), + Action( + name="update-query", + abbr="uq", + description="Update stored queries", + resource_class=QueryResource, + ), + Action( + name="delete-query", + abbr="dq", + description="Delete stored queries", + resource_class=QueryResource, + ), + ) diff --git a/datasette/default_column_types.py b/datasette/default_column_types.py new file mode 100644 index 00000000..24493994 --- /dev/null +++ b/datasette/default_column_types.py @@ -0,0 +1,81 @@ +import json +import re + +import markupsafe + +from datasette import hookimpl +from datasette.column_types import ColumnType, SQLiteType + + +class UrlColumnType(ColumnType): + name = "url" + description = "URL" + sqlite_types = (SQLiteType.TEXT,) + + async def render_cell(self, value, column, table, database, datasette, request): + if not value or not isinstance(value, str): + return None + escaped = markupsafe.escape(value.strip()) + return markupsafe.Markup(f'{escaped}') + + async def validate(self, value, datasette): + if value is None or value == "": + return None + if not isinstance(value, str): + return "URL must be a string" + if not re.match(r"^https?://\S+$", value.strip()): + return "Invalid URL" + return None + + +class EmailColumnType(ColumnType): + name = "email" + description = "Email address" + sqlite_types = (SQLiteType.TEXT,) + + async def render_cell(self, value, column, table, database, datasette, request): + if not value or not isinstance(value, str): + return None + escaped = markupsafe.escape(value.strip()) + return markupsafe.Markup(f'{escaped}') + + async def validate(self, value, datasette): + if value is None or value == "": + return None + if not isinstance(value, str): + return "Email must be a string" + if not re.match(r"^[^@\s]+@[^@\s]+\.[^@\s]+$", value.strip()): + return "Invalid email address" + return None + + +class JsonColumnType(ColumnType): + name = "json" + description = "JSON data" + sqlite_types = (SQLiteType.TEXT,) + + async def render_cell(self, value, column, table, database, datasette, request): + if value is None: + return None + try: + parsed = json.loads(value) if isinstance(value, str) else value + formatted = json.dumps(parsed, indent=2) + escaped = markupsafe.escape(formatted) + return markupsafe.Markup(f"
{escaped}
") + except (json.JSONDecodeError, TypeError): + return None + + async def validate(self, value, datasette): + if value is None or value == "": + return None + if isinstance(value, str): + try: + json.loads(value) + except json.JSONDecodeError: + return "Invalid JSON" + return None + + +@hookimpl +def register_column_types(datasette): + return [UrlColumnType, EmailColumnType, JsonColumnType] diff --git a/datasette/default_database_actions.py b/datasette/default_database_actions.py new file mode 100644 index 00000000..e0cb3cdf --- /dev/null +++ b/datasette/default_database_actions.py @@ -0,0 +1,24 @@ +from datasette import hookimpl +from datasette.resources import DatabaseResource + + +@hookimpl +def database_actions(datasette, actor, database, request): + async def inner(): + if not datasette.get_database(database).is_mutable: + return [] + if not await datasette.allowed( + action="execute-write-sql", + resource=DatabaseResource(database), + actor=actor, + ): + return [] + return [ + { + "href": datasette.urls.database(database) + "/-/execute-write", + "label": "Execute write SQL", + "description": "Run writable SQL with table permission checks.", + } + ] + + return inner diff --git a/datasette/default_debug_menu.py b/datasette/default_debug_menu.py new file mode 100644 index 00000000..6127b2a6 --- /dev/null +++ b/datasette/default_debug_menu.py @@ -0,0 +1,75 @@ +from datasette import hookimpl +from datasette.jump import JumpSQL + +DEBUG_MENU_ITEMS = ( + ( + "/-/databases", + "Databases", + "List of databases known to this Datasette instance.", + ), + ( + "/-/plugins", + "Installed plugins", + "Review loaded plugins, their versions and their registered hooks.", + ), + ( + "/-/versions", + "Version info", + "Check the Python, SQLite and dependency versions used by this server.", + ), + ( + "/-/settings", + "Settings", + "Inspect the active Datasette settings and configuration values.", + ), + ( + "/-/permissions", + "Debug permissions", + "Test permission checks for actors, actions and resources.", + ), + ( + "/-/messages", + "Debug messages", + "Try out temporary flash messages shown to users.", + ), + ( + "/-/allow-debug", + "Debug allow rules", + "Explore how allow blocks match actors against permission rules.", + ), + ( + "/-/threads", + "Debug threads", + "Inspect worker threads and database tasks.", + ), + ( + "/-/actor", + "Debug actor", + "View the actor object for the current signed-in user.", + ), + ( + "/-/patterns", + "Pattern portfolio", + "Browse Datasette UI patterns.", + ), +) + + +@hookimpl +def jump_items_sql(datasette, actor, request): + async def inner(): + if not await datasette.allowed(action="debug-menu", actor=actor): + return [] + + return [ + JumpSQL.menu_item( + label=label, + url=datasette.urls.path(path), + description=description, + search_text=f"debug {label} {description}", + item_type="debug", + ) + for path, label, description in DEBUG_MENU_ITEMS + ] + + return inner diff --git a/datasette/default_jump_items.py b/datasette/default_jump_items.py new file mode 100644 index 00000000..d215e7ec --- /dev/null +++ b/datasette/default_jump_items.py @@ -0,0 +1,82 @@ +from datasette import hookimpl +from datasette.jump import JumpSQL + + +@hookimpl +def jump_items_sql(datasette, actor, request): + async def inner(): + database_sql, database_params = await datasette.allowed_resources_sql( + action="view-database", actor=actor + ) + table_sql, table_params = await datasette.allowed_resources_sql( + action="view-table", actor=actor + ) + query_sql, query_params = await datasette.allowed_resources_sql( + action="view-query", actor=actor + ) + return [ + JumpSQL( + sql=f""" + WITH allowed_databases AS ( + {database_sql} + ) + SELECT + 'database' AS type, + parent AS label, + NULL AS description, + json_object( + 'method', 'database', + 'database', parent + ) AS url, + parent AS search_text, + NULL AS display_name + FROM allowed_databases + """, + params=database_params, + ), + JumpSQL( + sql=f""" + WITH allowed_tables AS ( + {table_sql} + ) + SELECT + CASE WHEN catalog_views.view_name IS NULL THEN 'table' ELSE 'view' END AS type, + allowed_tables.parent || ': ' || allowed_tables.child AS label, + NULL AS description, + json_object( + 'method', 'table', + 'database', allowed_tables.parent, + 'table', allowed_tables.child + ) AS url, + allowed_tables.parent || ' ' || allowed_tables.child AS search_text, + NULL AS display_name + FROM allowed_tables + LEFT JOIN catalog_views + ON catalog_views.database_name = allowed_tables.parent + AND catalog_views.view_name = allowed_tables.child + """, + params=table_params, + ), + JumpSQL( + sql=f""" + WITH allowed_queries AS ( + {query_sql} + ) + SELECT + 'query' AS type, + allowed_queries.parent || ': ' || allowed_queries.child AS label, + NULL AS description, + json_object( + 'method', 'query', + 'database', allowed_queries.parent, + 'query', allowed_queries.child + ) AS url, + allowed_queries.parent || ' ' || allowed_queries.child AS search_text, + NULL AS display_name + FROM allowed_queries + """, + params=query_params, + ), + ] + + return inner diff --git a/datasette/default_magic_parameters.py b/datasette/default_magic_parameters.py index 19382207..91c1c5aa 100644 --- a/datasette/default_magic_parameters.py +++ b/datasette/default_magic_parameters.py @@ -24,9 +24,12 @@ def now(key, request): if key == "epoch": return int(time.time()) elif key == "date_utc": - return datetime.datetime.utcnow().date().isoformat() + return datetime.datetime.now(datetime.timezone.utc).date().isoformat() elif key == "datetime_utc": - return datetime.datetime.utcnow().strftime(r"%Y-%m-%dT%H:%M:%S") + "Z" + return ( + datetime.datetime.now(datetime.timezone.utc).strftime(r"%Y-%m-%dT%H:%M:%S") + + "Z" + ) else: raise KeyError diff --git a/datasette/default_menu_links.py b/datasette/default_menu_links.py deleted file mode 100644 index 56f481ef..00000000 --- a/datasette/default_menu_links.py +++ /dev/null @@ -1,45 +0,0 @@ -from datasette import hookimpl - - -@hookimpl -def menu_links(datasette, actor): - async def inner(): - if not await datasette.permission_allowed(actor, "debug-menu"): - return [] - - return [ - {"href": datasette.urls.path("/-/databases"), "label": "Databases"}, - { - "href": datasette.urls.path("/-/plugins"), - "label": "Installed plugins", - }, - { - "href": datasette.urls.path("/-/versions"), - "label": "Version info", - }, - { - "href": datasette.urls.path("/-/metadata"), - "label": "Metadata", - }, - { - "href": datasette.urls.path("/-/settings"), - "label": "Settings", - }, - { - "href": datasette.urls.path("/-/permissions"), - "label": "Debug permissions", - }, - { - "href": datasette.urls.path("/-/messages"), - "label": "Debug messages", - }, - { - "href": datasette.urls.path("/-/allow-debug"), - "label": "Debug allow rules", - }, - {"href": datasette.urls.path("/-/threads"), "label": "Debug threads"}, - {"href": datasette.urls.path("/-/actor"), "label": "Debug actor"}, - {"href": datasette.urls.path("/-/patterns"), "label": "Pattern portfolio"}, - ] - - return inner diff --git a/datasette/default_permissions.py b/datasette/default_permissions.py deleted file mode 100644 index b58d8d1b..00000000 --- a/datasette/default_permissions.py +++ /dev/null @@ -1,47 +0,0 @@ -from datasette import hookimpl -from datasette.utils import actor_matches_allow - - -@hookimpl(tryfirst=True) -def permission_allowed(datasette, actor, action, resource): - async def inner(): - if action in ("permissions-debug", "debug-menu"): - if actor and actor.get("id") == "root": - return True - elif action == "view-instance": - allow = datasette.metadata("allow") - if allow is not None: - return actor_matches_allow(actor, allow) - elif action == "view-database": - if resource == "_internal" and (actor is None or actor.get("id") != "root"): - return False - database_allow = datasette.metadata("allow", database=resource) - if database_allow is None: - return None - return actor_matches_allow(actor, database_allow) - elif action == "view-table": - database, table = resource - tables = datasette.metadata("tables", database=database) or {} - table_allow = (tables.get(table) or {}).get("allow") - if table_allow is None: - return None - return actor_matches_allow(actor, table_allow) - elif action == "view-query": - # Check if this query has a "allow" block in metadata - database, query_name = resource - query = await datasette.get_canned_query(database, query_name, actor) - assert query is not None - allow = query.get("allow") - if allow is None: - return None - return actor_matches_allow(actor, allow) - elif action == "execute-sql": - # Use allow_sql block from database block, or from top-level - database_allow_sql = datasette.metadata("allow_sql", database=resource) - if database_allow_sql is None: - database_allow_sql = datasette.metadata("allow_sql") - if database_allow_sql is None: - return None - return actor_matches_allow(actor, database_allow_sql) - - return inner diff --git a/datasette/default_permissions/__init__.py b/datasette/default_permissions/__init__.py new file mode 100644 index 00000000..6cd46f04 --- /dev/null +++ b/datasette/default_permissions/__init__.py @@ -0,0 +1,34 @@ +""" +Default permission implementations for Datasette. + +This module provides the built-in permission checking logic through implementations +of the permission_resources_sql hook. The hooks are organized by their purpose: + +1. Actor Restrictions - Enforces _r allowlists embedded in actor tokens +2. Root User - Grants full access when --root flag is used +3. Config Rules - Applies permissions from datasette.yaml +4. Default Settings - Enforces default_allow_sql and default view permissions + +IMPORTANT: These hooks return PermissionSQL objects that are combined using SQL +UNION/INTERSECT operations. The order of evaluation is: + - restriction_sql fields are INTERSECTed (all must match) + - Regular sql fields are UNIONed and evaluated with cascading priority +""" + +from __future__ import annotations + +# Re-export all hooks and public utilities +from .restrictions import ( + actor_restrictions_sql as actor_restrictions_sql, + restrictions_allow_action as restrictions_allow_action, + ActorRestrictions as ActorRestrictions, +) +from .root import root_user_permissions_sql as root_user_permissions_sql +from .config import config_permissions_sql as config_permissions_sql +from .defaults import ( + # Avoid "datasette.default_permissions" does not explicitly export attribute + default_allow_sql_check as default_allow_sql_check, + default_action_permissions_sql as default_action_permissions_sql, + default_query_permissions_sql as default_query_permissions_sql, + DEFAULT_ALLOW_ACTIONS as DEFAULT_ALLOW_ACTIONS, +) diff --git a/datasette/default_permissions/config.py b/datasette/default_permissions/config.py new file mode 100644 index 00000000..aab87c1c --- /dev/null +++ b/datasette/default_permissions/config.py @@ -0,0 +1,442 @@ +""" +Config-based permission handling for Datasette. + +Applies permission rules from datasette.yaml configuration. +""" + +from __future__ import annotations + +from typing import TYPE_CHECKING, Any, List, Optional, Set, Tuple + +if TYPE_CHECKING: + from datasette.app import Datasette + +from datasette import hookimpl +from datasette.permissions import PermissionSQL +from datasette.utils import actor_matches_allow + +from .helpers import PermissionRowCollector, get_action_name_variants + + +class ConfigPermissionProcessor: + """ + Processes permission rules from datasette.yaml configuration. + + Configuration structure: + + permissions: # Root-level permissions block + view-instance: + id: admin + + databases: + mydb: + permissions: # Database-level permissions + view-database: + id: admin + allow: # Database-level allow block (for view-*) + id: viewer + allow_sql: # execute-sql allow block + id: analyst + tables: + users: + permissions: # Table-level permissions + view-table: + id: admin + allow: # Table-level allow block + id: viewer + queries: + my_query: + permissions: # Query-level permissions + view-query: + id: admin + allow: # Query-level allow block + id: viewer + """ + + def __init__( + self, + datasette: "Datasette", + actor: Optional[dict], + action: str, + ): + self.datasette = datasette + self.actor = actor + self.action = action + self.config = datasette.config or {} + self.collector = PermissionRowCollector(prefix="cfg") + + # Pre-compute action variants + self.action_checks = get_action_name_variants(datasette, action) + self.action_obj = datasette.actions.get(action) + + # Parse restrictions if present + self.has_restrictions = actor and "_r" in actor if actor else False + self.restrictions = actor.get("_r", {}) if actor else {} + + # Pre-compute restriction info for efficiency + self.restricted_databases: Set[str] = set() + self.restricted_tables: Set[Tuple[str, str]] = set() + + if self.has_restrictions: + self.restricted_databases = { + db_name + for db_name, db_actions in (self.restrictions.get("d") or {}).items() + if self.action_checks.intersection(db_actions) + } + self.restricted_tables = { + (db_name, table_name) + for db_name, tables in (self.restrictions.get("r") or {}).items() + for table_name, table_actions in tables.items() + if self.action_checks.intersection(table_actions) + } + # Tables implicitly reference their parent databases + self.restricted_databases.update(db for db, _ in self.restricted_tables) + + def evaluate_allow_block(self, allow_block: Any) -> Optional[bool]: + """Evaluate an allow block against the current actor.""" + if allow_block is None: + return None + return actor_matches_allow(self.actor, allow_block) + + def is_in_restriction_allowlist( + self, + parent: Optional[str], + child: Optional[str], + ) -> bool: + """Check if resource is allowed by actor restrictions.""" + if not self.has_restrictions: + return True # No restrictions, all resources allowed + + # Check global allowlist + if self.action_checks.intersection(self.restrictions.get("a", [])): + return True + + # Check database-level allowlist + if parent and self.action_checks.intersection( + self.restrictions.get("d", {}).get(parent, []) + ): + return True + + # Check table-level allowlist + if parent: + table_restrictions = (self.restrictions.get("r", {}) or {}).get(parent, {}) + if child: + table_actions = table_restrictions.get(child, []) + if self.action_checks.intersection(table_actions): + return True + else: + # Parent query should proceed if any child in this database is allowlisted + for table_actions in table_restrictions.values(): + if self.action_checks.intersection(table_actions): + return True + + # Parent/child both None: include if any restrictions exist for this action + if parent is None and child is None: + if self.action_checks.intersection(self.restrictions.get("a", [])): + return True + if self.restricted_databases: + return True + if self.restricted_tables: + return True + + return False + + def add_permissions_rule( + self, + parent: Optional[str], + child: Optional[str], + permissions_block: Optional[dict], + scope_desc: str, + ) -> None: + """Add a rule from a permissions:{action} block.""" + if permissions_block is None: + return + + action_allow_block = permissions_block.get(self.action) + result = self.evaluate_allow_block(action_allow_block) + + self.collector.add( + parent=parent, + child=child, + allow=result, + reason=f"config {'allow' if result else 'deny'} {scope_desc}", + if_not_none=True, + ) + + def add_allow_block_rule( + self, + parent: Optional[str], + child: Optional[str], + allow_block: Any, + scope_desc: str, + ) -> None: + """ + Add rules from an allow:{} block. + + For allow blocks, if the block exists but doesn't match the actor, + this is treated as a deny. We also handle the restriction-gate logic. + """ + if allow_block is None: + return + + # Skip if resource is not in restriction allowlist + if not self.is_in_restriction_allowlist(parent, child): + return + + result = self.evaluate_allow_block(allow_block) + bool_result = bool(result) + + self.collector.add( + parent, + child, + bool_result, + f"config {'allow' if result else 'deny'} {scope_desc}", + ) + + # Handle restriction-gate: add explicit denies for restricted resources + self._add_restriction_gate_denies(parent, child, bool_result, scope_desc) + + def _add_restriction_gate_denies( + self, + parent: Optional[str], + child: Optional[str], + is_allowed: bool, + scope_desc: str, + ) -> None: + """ + When a config rule denies at a higher level, add explicit denies + for restricted resources to prevent child-level allows from + incorrectly granting access. + """ + if is_allowed or child is not None or not self.has_restrictions: + return + + if not self.action_obj: + return + + reason = f"config deny {scope_desc} (restriction gate)" + + if parent is None: + # Root-level deny: add denies for all restricted resources + if self.action_obj.takes_parent: + for db_name in self.restricted_databases: + self.collector.add(db_name, None, False, reason) + if self.action_obj.takes_child: + for db_name, table_name in self.restricted_tables: + self.collector.add(db_name, table_name, False, reason) + else: + # Database-level deny: add denies for tables in that database + if self.action_obj.takes_child: + for db_name, table_name in self.restricted_tables: + if db_name == parent: + self.collector.add(db_name, table_name, False, reason) + + def process(self) -> Optional[PermissionSQL]: + """Process all config rules and return combined PermissionSQL.""" + self._process_root_permissions() + self._process_databases() + self._process_root_allow_blocks() + + return self.collector.to_permission_sql() + + def _process_root_permissions(self) -> None: + """Process root-level permissions block.""" + root_perms = self.config.get("permissions") or {} + self.add_permissions_rule( + None, + None, + root_perms, + f"permissions for {self.action}", + ) + + def _process_databases(self) -> None: + """Process database-level and nested configurations.""" + databases = self.config.get("databases") or {} + + for db_name, db_config in databases.items(): + self._process_database(db_name, db_config or {}) + + def _process_database(self, db_name: str, db_config: dict) -> None: + """Process a single database's configuration.""" + # Database-level permissions block + db_perms = db_config.get("permissions") or {} + self.add_permissions_rule( + db_name, + None, + db_perms, + f"permissions for {self.action} on {db_name}", + ) + + # Process tables + for table_name, table_config in (db_config.get("tables") or {}).items(): + self._process_table(db_name, table_name, table_config or {}) + + # Process queries + for query_name, query_config in (db_config.get("queries") or {}).items(): + self._process_query(db_name, query_name, query_config) + + # Database-level allow blocks + self._process_database_allow_blocks(db_name, db_config) + + def _process_table( + self, + db_name: str, + table_name: str, + table_config: dict, + ) -> None: + """Process a single table's configuration.""" + # Table-level permissions block + table_perms = table_config.get("permissions") or {} + self.add_permissions_rule( + db_name, + table_name, + table_perms, + f"permissions for {self.action} on {db_name}/{table_name}", + ) + + # Table-level allow block (for view-table) + if self.action == "view-table": + self.add_allow_block_rule( + db_name, + table_name, + table_config.get("allow"), + f"allow for {self.action} on {db_name}/{table_name}", + ) + + def _process_query( + self, + db_name: str, + query_name: str, + query_config: Any, + ) -> None: + """Process a single query's configuration.""" + # Query config can be a string (just SQL) or dict + if not isinstance(query_config, dict): + return + + # Query-level permissions block + query_perms = query_config.get("permissions") or {} + self.add_permissions_rule( + db_name, + query_name, + query_perms, + f"permissions for {self.action} on {db_name}/{query_name}", + ) + + # Query-level allow block (for view-query) + if self.action == "view-query": + self.add_allow_block_rule( + db_name, + query_name, + query_config.get("allow"), + f"allow for {self.action} on {db_name}/{query_name}", + ) + + def _process_database_allow_blocks( + self, + db_name: str, + db_config: dict, + ) -> None: + """Process database-level allow/allow_sql blocks.""" + # view-database allow block + if self.action == "view-database": + self.add_allow_block_rule( + db_name, + None, + db_config.get("allow"), + f"allow for {self.action} on {db_name}", + ) + + # execute-sql allow_sql block + if self.action == "execute-sql": + self.add_allow_block_rule( + db_name, + None, + db_config.get("allow_sql"), + f"allow_sql for {db_name}", + ) + + # view-table uses database-level allow for inheritance + if self.action == "view-table": + self.add_allow_block_rule( + db_name, + None, + db_config.get("allow"), + f"allow for {self.action} on {db_name}", + ) + + # view-query uses database-level allow for inheritance + if self.action == "view-query": + self.add_allow_block_rule( + db_name, + None, + db_config.get("allow"), + f"allow for {self.action} on {db_name}", + ) + + def _process_root_allow_blocks(self) -> None: + """Process root-level allow/allow_sql blocks.""" + root_allow = self.config.get("allow") + + if self.action == "view-instance": + self.add_allow_block_rule( + None, + None, + root_allow, + "allow for view-instance", + ) + + if self.action == "view-database": + self.add_allow_block_rule( + None, + None, + root_allow, + "allow for view-database", + ) + + if self.action == "view-table": + self.add_allow_block_rule( + None, + None, + root_allow, + "allow for view-table", + ) + + if self.action == "view-query": + self.add_allow_block_rule( + None, + None, + root_allow, + "allow for view-query", + ) + + if self.action == "execute-sql": + self.add_allow_block_rule( + None, + None, + self.config.get("allow_sql"), + "allow_sql", + ) + + +@hookimpl(specname="permission_resources_sql") +async def config_permissions_sql( + datasette: "Datasette", + actor: Optional[dict], + action: str, +) -> Optional[List[PermissionSQL]]: + """ + Apply permission rules from datasette.yaml configuration. + + This processes: + - permissions: blocks at root, database, table, and query levels + - allow: blocks for view-* actions + - allow_sql: blocks for execute-sql action + """ + processor = ConfigPermissionProcessor(datasette, actor, action) + result = processor.process() + + if result is None: + return [] + + return [result] diff --git a/datasette/default_permissions/defaults.py b/datasette/default_permissions/defaults.py new file mode 100644 index 00000000..5bc74425 --- /dev/null +++ b/datasette/default_permissions/defaults.py @@ -0,0 +1,114 @@ +""" +Default permission settings for Datasette. + +Provides default allow rules for standard view/execute actions. +""" + +from __future__ import annotations + +from typing import TYPE_CHECKING, Optional + +if TYPE_CHECKING: + from datasette.app import Datasette + +from datasette import hookimpl +from datasette.permissions import PermissionSQL + +# Actions that are allowed by default (unless --default-deny is used) +DEFAULT_ALLOW_ACTIONS = frozenset( + { + "view-instance", + "view-database", + "view-database-download", + "view-table", + "view-query", + "execute-sql", + } +) + + +@hookimpl(specname="permission_resources_sql") +async def default_allow_sql_check( + datasette: "Datasette", + actor: Optional[dict], + action: str, +) -> Optional[PermissionSQL]: + """ + Enforce the default_allow_sql setting. + + When default_allow_sql is false (the default), execute-sql is denied + unless explicitly allowed by config or other rules. + """ + if action == "execute-sql": + if not datasette.setting("default_allow_sql"): + return PermissionSQL.deny(reason="default_allow_sql is false") + + return None + + +@hookimpl(specname="permission_resources_sql") +async def default_action_permissions_sql( + datasette: "Datasette", + actor: Optional[dict], + action: str, +) -> Optional[PermissionSQL]: + """ + Provide default allow rules for standard view/execute actions. + + These defaults are skipped when datasette is started with --default-deny. + The restriction_sql mechanism (from actor_restrictions_sql) will still + filter these results if the actor has restrictions. + """ + if datasette.default_deny: + return None + + if action in DEFAULT_ALLOW_ACTIONS: + reason = f"default allow for {action}".replace("'", "''") + return PermissionSQL.allow(reason=reason) + + return None + + +@hookimpl(specname="permission_resources_sql") +async def default_query_permissions_sql( + datasette: "Datasette", + actor: Optional[dict], + action: str, +) -> Optional[PermissionSQL]: + actor_id = actor.get("id") if isinstance(actor, dict) else None + + if action not in {"view-query", "update-query", "delete-query"}: + return None + + params = {"query_owner_id": actor_id} + rule_sqls = [] + if actor_id is not None: + if action in {"update-query", "delete-query"}: + # Query owner can update/delete query + rule_sqls.append(""" + SELECT database_name AS parent, name AS child, 1 AS allow, + 'query owner' AS reason + FROM queries + WHERE source = 'user' + AND owner_id = :query_owner_id + """) + else: + # Query owner can view-query + rule_sqls.append(""" + SELECT database_name AS parent, name AS child, 1 AS allow, + 'query owner' AS reason + FROM queries + WHERE owner_id = :query_owner_id + """) + + # restriction_sql enforces private queries ONLY visible/mutable by owner + return PermissionSQL( + sql="\nUNION ALL\n".join(rule_sqls) if rule_sqls else None, + restriction_sql=""" + SELECT database_name AS parent, name AS child + FROM queries + WHERE is_private = 0 + OR owner_id = :query_owner_id + """, + params=params, + ) diff --git a/datasette/default_permissions/helpers.py b/datasette/default_permissions/helpers.py new file mode 100644 index 00000000..47e03569 --- /dev/null +++ b/datasette/default_permissions/helpers.py @@ -0,0 +1,85 @@ +""" +Shared helper utilities for default permission implementations. +""" + +from __future__ import annotations + +from dataclasses import dataclass +from typing import TYPE_CHECKING, List, Optional, Set + +if TYPE_CHECKING: + from datasette.app import Datasette + +from datasette.permissions import PermissionSQL + + +def get_action_name_variants(datasette: "Datasette", action: str) -> Set[str]: + """ + Get all name variants for an action (full name and abbreviation). + + Example: + get_action_name_variants(ds, "view-table") -> {"view-table", "vt"} + """ + variants = {action} + action_obj = datasette.actions.get(action) + if action_obj and action_obj.abbr: + variants.add(action_obj.abbr) + return variants + + +def action_in_list(datasette: "Datasette", action: str, action_list: list) -> bool: + """Check if an action (or its abbreviation) is in a list.""" + return bool(get_action_name_variants(datasette, action).intersection(action_list)) + + +@dataclass +class PermissionRow: + """A single permission rule row.""" + + parent: Optional[str] + child: Optional[str] + allow: bool + reason: str + + +class PermissionRowCollector: + """Collects permission rows and converts them to PermissionSQL.""" + + def __init__(self, prefix: str = "row"): + self.rows: List[PermissionRow] = [] + self.prefix = prefix + + def add( + self, + parent: Optional[str], + child: Optional[str], + allow: Optional[bool], + reason: str, + if_not_none: bool = False, + ) -> None: + """Add a permission row. If if_not_none=True, only add if allow is not None.""" + if if_not_none and allow is None: + return + self.rows.append(PermissionRow(parent, child, allow, reason)) + + def to_permission_sql(self) -> Optional[PermissionSQL]: + """Convert collected rows to a PermissionSQL object.""" + if not self.rows: + return None + + parts = [] + params = {} + + for idx, row in enumerate(self.rows): + key = f"{self.prefix}_{idx}" + parts.append( + f"SELECT :{key}_parent AS parent, :{key}_child AS child, " + f":{key}_allow AS allow, :{key}_reason AS reason" + ) + params[f"{key}_parent"] = row.parent + params[f"{key}_child"] = row.child + params[f"{key}_allow"] = 1 if row.allow else 0 + params[f"{key}_reason"] = row.reason + + sql = "\nUNION ALL\n".join(parts) + return PermissionSQL(sql=sql, params=params) diff --git a/datasette/default_permissions/restrictions.py b/datasette/default_permissions/restrictions.py new file mode 100644 index 00000000..a22cd7e5 --- /dev/null +++ b/datasette/default_permissions/restrictions.py @@ -0,0 +1,195 @@ +""" +Actor restriction handling for Datasette permissions. + +This module handles the _r (restrictions) key in actor dictionaries, which +contains allowlists of resources the actor can access. +""" + +from __future__ import annotations + +from dataclasses import dataclass +from typing import TYPE_CHECKING, List, Optional, Set, Tuple + +if TYPE_CHECKING: + from datasette.app import Datasette + +from datasette import hookimpl +from datasette.permissions import PermissionSQL + +from .helpers import action_in_list, get_action_name_variants + + +@dataclass +class ActorRestrictions: + """Parsed actor restrictions from the _r key.""" + + global_actions: List[str] # _r.a - globally allowed actions + database_actions: dict # _r.d - {db_name: [actions]} + table_actions: dict # _r.r - {db_name: {table: [actions]}} + + @classmethod + def from_actor(cls, actor: Optional[dict]) -> Optional["ActorRestrictions"]: + """Parse restrictions from actor dict. Returns None if no restrictions.""" + if not actor: + return None + assert isinstance(actor, dict), "actor must be a dictionary" + + restrictions = actor.get("_r") + if restrictions is None: + return None + + return cls( + global_actions=restrictions.get("a", []), + database_actions=restrictions.get("d", {}), + table_actions=restrictions.get("r", {}), + ) + + def is_action_globally_allowed(self, datasette: "Datasette", action: str) -> bool: + """Check if action is in the global allowlist.""" + return action_in_list(datasette, action, self.global_actions) + + def get_allowed_databases(self, datasette: "Datasette", action: str) -> Set[str]: + """Get database names where this action is allowed.""" + allowed = set() + for db_name, db_actions in self.database_actions.items(): + if action_in_list(datasette, action, db_actions): + allowed.add(db_name) + return allowed + + def get_allowed_tables( + self, datasette: "Datasette", action: str + ) -> Set[Tuple[str, str]]: + """Get (database, table) pairs where this action is allowed.""" + allowed = set() + for db_name, tables in self.table_actions.items(): + for table_name, table_actions in tables.items(): + if action_in_list(datasette, action, table_actions): + allowed.add((db_name, table_name)) + return allowed + + +@hookimpl(specname="permission_resources_sql") +async def actor_restrictions_sql( + datasette: "Datasette", + actor: Optional[dict], + action: str, +) -> Optional[List[PermissionSQL]]: + """ + Handle actor restriction-based permission rules. + + When an actor has an "_r" key, it contains an allowlist of resources they + can access. This function returns restriction_sql that filters the final + results to only include resources in that allowlist. + + The _r structure: + { + "a": ["vi", "pd"], # Global actions allowed + "d": {"mydb": ["vt", "es"]}, # Database-level actions + "r": {"mydb": {"users": ["vt"]}} # Table-level actions + } + """ + if not actor: + return None + + restrictions = ActorRestrictions.from_actor(actor) + + if restrictions is None: + # No restrictions - all resources allowed + return [] + + # If globally allowed, no filtering needed + if restrictions.is_action_globally_allowed(datasette, action): + return [] + + # Build restriction SQL + allowed_dbs = restrictions.get_allowed_databases(datasette, action) + allowed_tables = restrictions.get_allowed_tables(datasette, action) + + # If nothing is allowed for this action, return empty-set restriction + if not allowed_dbs and not allowed_tables: + return [ + PermissionSQL( + params={"deny": f"actor restrictions: {action} not in allowlist"}, + restriction_sql="SELECT NULL AS parent, NULL AS child WHERE 0", + ) + ] + + # Build UNION of allowed resources + selects = [] + params = {} + counter = 0 + + # Database-level entries (parent, NULL) - allows all children + for db_name in allowed_dbs: + key = f"restr_{counter}" + counter += 1 + selects.append(f"SELECT :{key}_parent AS parent, NULL AS child") + params[f"{key}_parent"] = db_name + + # Table-level entries (parent, child) + for db_name, table_name in allowed_tables: + key = f"restr_{counter}" + counter += 1 + selects.append(f"SELECT :{key}_parent AS parent, :{key}_child AS child") + params[f"{key}_parent"] = db_name + params[f"{key}_child"] = table_name + + restriction_sql = "\nUNION ALL\n".join(selects) + + return [PermissionSQL(params=params, restriction_sql=restriction_sql)] + + +def restrictions_allow_action( + datasette: "Datasette", + restrictions: dict, + action: str, + resource: Optional[str | Tuple[str, str]], +) -> bool: + """ + Check if restrictions allow the requested action on the requested resource. + + This is a synchronous utility function for use by other code that needs + to quickly check restriction allowlists. + + Args: + datasette: The Datasette instance + restrictions: The _r dict from an actor + action: The action name to check + resource: None for global, str for database, (db, table) tuple for table + + Returns: + True if allowed, False if denied + """ + # Does this action have an abbreviation? + to_check = get_action_name_variants(datasette, action) + + # Check global level (any resource) + all_allowed = restrictions.get("a") + if all_allowed is not None: + assert isinstance(all_allowed, list) + if to_check.intersection(all_allowed): + return True + + # Check database level + if resource: + if isinstance(resource, str): + database_name = resource + else: + database_name = resource[0] + database_allowed = restrictions.get("d", {}).get(database_name) + if database_allowed is not None: + assert isinstance(database_allowed, list) + if to_check.intersection(database_allowed): + return True + + # Check table/resource level + if resource is not None and not isinstance(resource, str) and len(resource) == 2: + database, table = resource + table_allowed = restrictions.get("r", {}).get(database, {}).get(table) + if table_allowed is not None: + assert isinstance(table_allowed, list) + if to_check.intersection(table_allowed): + return True + + # This action is not explicitly allowed, so reject it + return False diff --git a/datasette/default_permissions/root.py b/datasette/default_permissions/root.py new file mode 100644 index 00000000..4931f7ff --- /dev/null +++ b/datasette/default_permissions/root.py @@ -0,0 +1,29 @@ +""" +Root user permission handling for Datasette. + +Grants full permissions to the root user when --root flag is used. +""" + +from __future__ import annotations + +from typing import TYPE_CHECKING, Optional + +if TYPE_CHECKING: + from datasette.app import Datasette + +from datasette import hookimpl +from datasette.permissions import PermissionSQL + + +@hookimpl(specname="permission_resources_sql") +async def root_user_permissions_sql( + datasette: "Datasette", + actor: Optional[dict], +) -> Optional[PermissionSQL]: + """ + Grant root user full permissions when --root flag is used. + """ + if not datasette.root_enabled: + return None + if actor is not None and actor.get("id") == "root": + return PermissionSQL.allow(reason="root user") diff --git a/datasette/default_permissions/tokens.py b/datasette/default_permissions/tokens.py new file mode 100644 index 00000000..7a359dc6 --- /dev/null +++ b/datasette/default_permissions/tokens.py @@ -0,0 +1,40 @@ +""" +Token authentication for Datasette. + +Registers the default SignedTokenHandler and delegates token verification +to datasette.verify_token() so all registered handlers are tried. +""" + +from __future__ import annotations + +from typing import TYPE_CHECKING, Optional + +if TYPE_CHECKING: + from datasette.app import Datasette + +from datasette import hookimpl +from datasette.tokens import SignedTokenHandler + + +@hookimpl +def register_token_handler(datasette: "Datasette"): + """Register the default signed token handler.""" + return SignedTokenHandler() + + +@hookimpl(specname="actor_from_request") +async def actor_from_signed_api_token( + datasette: "Datasette", request +) -> Optional[dict]: + """ + Authenticate requests using API tokens by delegating to all registered + token handlers via datasette.verify_token(). + """ + authorization = request.headers.get("authorization") + if not authorization: + return None + if not authorization.startswith("Bearer "): + return None + + token = authorization[len("Bearer ") :] + return await datasette.verify_token(token) diff --git a/datasette/events.py b/datasette/events.py new file mode 100644 index 00000000..e8786da9 --- /dev/null +++ b/datasette/events.py @@ -0,0 +1,293 @@ +from abc import ABC, abstractproperty +from dataclasses import asdict, dataclass, field +from datasette.hookspecs import hookimpl +from datetime import datetime, timezone + + +@dataclass +class Event(ABC): + @abstractproperty + def name(self): + pass + + created: datetime = field( + init=False, default_factory=lambda: datetime.now(timezone.utc) + ) + actor: dict | None + + def properties(self): + properties = asdict(self) + properties.pop("actor", None) + properties.pop("created", None) + return properties + + +@dataclass +class LoginEvent(Event): + """ + Event name: ``login`` + + A user (represented by ``event.actor``) has logged in. + """ + + name = "login" + + +@dataclass +class LogoutEvent(Event): + """ + Event name: ``logout`` + + A user (represented by ``event.actor``) has logged out. + """ + + name = "logout" + + +@dataclass +class CreateTokenEvent(Event): + """ + Event name: ``create-token`` + + A user created an API token. + + :ivar expires_after: Number of seconds after which this token will expire. + :type expires_after: int or None + :ivar restrict_all: Restricted permissions for this token. + :type restrict_all: list + :ivar restrict_database: Restricted database permissions for this token. + :type restrict_database: dict + :ivar restrict_resource: Restricted resource permissions for this token. + :type restrict_resource: dict + """ + + name = "create-token" + expires_after: int | None + restrict_all: list + restrict_database: dict + restrict_resource: dict + + +@dataclass +class CreateTableEvent(Event): + """ + Event name: ``create-table`` + + A new table has been created in the database. + + :ivar database: The name of the database where the table was created. + :type database: str + :ivar table: The name of the table that was created + :type table: str + :ivar schema: The SQL schema definition for the new table. + :type schema: str + """ + + name = "create-table" + database: str + table: str + schema: str + + +@dataclass +class DropTableEvent(Event): + """ + Event name: ``drop-table`` + + A table has been dropped from the database. + + :ivar database: The name of the database where the table was dropped. + :type database: str + :ivar table: The name of the table that was dropped + :type table: str + """ + + name = "drop-table" + database: str + table: str + + +@dataclass +class AlterTableEvent(Event): + """ + Event name: ``alter-table`` + + A table has been altered. + + :ivar database: The name of the database where the table was altered + :type database: str + :ivar table: The name of the table that was altered + :type table: str + :ivar before_schema: The table's SQL schema before the alteration + :type before_schema: str + :ivar after_schema: The table's SQL schema after the alteration + :type after_schema: str + """ + + name = "alter-table" + database: str + table: str + before_schema: str + after_schema: str + + +@dataclass +class InsertRowsEvent(Event): + """ + Event name: ``insert-rows`` + + Rows were inserted into a table. + + :ivar database: The name of the database where the rows were inserted. + :type database: str + :ivar table: The name of the table where the rows were inserted. + :type table: str + :ivar num_rows: The number of rows that were requested to be inserted. + :type num_rows: int + :ivar ignore: Was ignore set? + :type ignore: bool + :ivar replace: Was replace set? + :type replace: bool + """ + + name = "insert-rows" + database: str + table: str + num_rows: int + ignore: bool + replace: bool + + +@dataclass +class UpsertRowsEvent(Event): + """ + Event name: ``upsert-rows`` + + Rows were upserted into a table. + + :ivar database: The name of the database where the rows were inserted. + :type database: str + :ivar table: The name of the table where the rows were inserted. + :type table: str + :ivar num_rows: The number of rows that were requested to be inserted. + :type num_rows: int + """ + + name = "upsert-rows" + database: str + table: str + num_rows: int + + +@dataclass +class UpdateRowEvent(Event): + """ + Event name: ``update-row`` + + A row was updated in a table. + + :ivar database: The name of the database where the row was updated. + :type database: str + :ivar table: The name of the table where the row was updated. + :type table: str + :ivar pks: The primary key values of the updated row. + """ + + name = "update-row" + database: str + table: str + pks: list + + +@dataclass +class RenameTableEvent(Event): + """ + Event name: ``rename-table`` + + A table has been renamed. + + :ivar database: The name of the database containing the renamed table. + :type database: str + :ivar old_table: The previous name of the table. + :type old_table: str + :ivar new_table: The new name of the table. + :type new_table: str + """ + + name = "rename-table" + database: str + old_table: str + new_table: str + + +@dataclass +class DeleteRowEvent(Event): + """ + Event name: ``delete-row`` + + A row was deleted from a table. + + :ivar database: The name of the database where the row was deleted. + :type database: str + :ivar table: The name of the table where the row was deleted. + :type table: str + :ivar pks: The primary key values of the deleted row. + """ + + name = "delete-row" + database: str + table: str + pks: list + + +@hookimpl +def write_wrapper(datasette, database, request, transaction): + def wrapper(conn, track_event): + # Snapshot rootpage -> name before the write + before = { + row[1]: row[0] + for row in conn.execute( + "select name, rootpage from sqlite_master" + " where type='table' and rootpage != 0" + ).fetchall() + } + yield + # Snapshot rootpage -> name after the write + after = { + row[1]: row[0] + for row in conn.execute( + "select name, rootpage from sqlite_master" + " where type='table' and rootpage != 0" + ).fetchall() + } + # Detect renames: same rootpage, different name + for rootpage, old_name in before.items(): + new_name = after.get(rootpage) + if new_name and new_name != old_name: + track_event( + RenameTableEvent( + actor=request.actor if request else None, + database=database, + old_table=old_name, + new_table=new_name, + ) + ) + + return wrapper + + +@hookimpl +def register_events(): + return [ + LoginEvent, + LogoutEvent, + CreateTableEvent, + CreateTokenEvent, + AlterTableEvent, + RenameTableEvent, + DropTableEvent, + InsertRowsEvent, + UpsertRowsEvent, + UpdateRowEvent, + DeleteRowEvent, + ] diff --git a/datasette/facets.py b/datasette/facets.py index b15a758c..abe0605e 100644 --- a/datasette/facets.py +++ b/datasette/facets.py @@ -11,8 +11,8 @@ from datasette.utils import ( ) -def load_facet_configs(request, table_metadata): - # Given a request and the metadata configuration for a table, return +def load_facet_configs(request, table_config): + # Given a request and the configuration for a table, return # a dictionary of selected facets, their lists of configs and for each # config whether it came from the request or the metadata. # @@ -20,21 +20,21 @@ def load_facet_configs(request, table_metadata): # {"source": "metadata", "config": config1}, # {"source": "request", "config": config2}]} facet_configs = {} - table_metadata = table_metadata or {} - metadata_facets = table_metadata.get("facets", []) - for metadata_config in metadata_facets: - if isinstance(metadata_config, str): + table_config = table_config or {} + table_facet_configs = table_config.get("facets", []) + for facet_config in table_facet_configs: + if isinstance(facet_config, str): type = "column" - metadata_config = {"simple": metadata_config} + facet_config = {"simple": facet_config} else: assert ( - len(metadata_config.values()) == 1 + len(facet_config.values()) == 1 ), "Metadata config dicts should be {type: config}" - type, metadata_config = list(metadata_config.items())[0] - if isinstance(metadata_config, str): - metadata_config = {"simple": metadata_config} + type, facet_config = list(facet_config.items())[0] + if isinstance(facet_config, str): + facet_config = {"simple": facet_config} facet_configs.setdefault(type, []).append( - {"source": "metadata", "config": metadata_config} + {"source": "metadata", "config": facet_config} ) qs_pairs = urllib.parse.parse_qs(request.query_string, keep_blank_values=True) for key, values in qs_pairs.items(): @@ -45,13 +45,12 @@ def load_facet_configs(request, table_metadata): elif key.startswith("_facet_"): type = key[len("_facet_") :] for value in values: - # The value is the config - either JSON or not - if value.startswith("{"): - config = json.loads(value) - else: - config = {"simple": value} + # The value is the facet_config - either JSON or not + facet_config = ( + json.loads(value) if value.startswith("{") else {"simple": value} + ) facet_configs.setdefault(type, []).append( - {"source": "request", "config": config} + {"source": "request", "config": facet_config} ) return facet_configs @@ -66,6 +65,8 @@ def register_facet_classes(): class Facet: type = None + # How many rows to consider when suggesting facets: + suggest_consider = 1000 def __init__( self, @@ -75,23 +76,23 @@ class Facet: sql=None, table=None, params=None, - metadata=None, + table_config=None, row_count=None, ): assert table or sql, "Must provide either table= or sql=" self.ds = ds self.request = request self.database = database - # For foreign key expansion. Can be None for e.g. canned SQL queries: + # For foreign key expansion. Can be None for e.g. stored SQL queries: self.table = table self.sql = sql or f"select * from [{table}]" self.params = params or [] - self.metadata = metadata + self.table_config = table_config # row_count can be None, in which case we calculate it ourselves: self.row_count = row_count def get_configs(self): - configs = load_facet_configs(self.request, self.metadata) + configs = load_facet_configs(self.request, self.table_config) return configs.get(self.type) or [] def get_querystring_pairs(self): @@ -102,11 +103,31 @@ class Facet: def get_facet_size(self): facet_size = self.ds.setting("default_facet_size") max_returned_rows = self.ds.setting("max_returned_rows") + table_facet_size = None + if self.table: + config_facet_size = ( + self.ds.config.get("databases", {}) + .get(self.database, {}) + .get("tables", {}) + .get(self.table, {}) + .get("facet_size") + ) + if config_facet_size: + table_facet_size = config_facet_size custom_facet_size = self.request.args.get("_facet_size") - if custom_facet_size == "max": - facet_size = max_returned_rows - elif custom_facet_size and custom_facet_size.isdigit(): - facet_size = int(custom_facet_size) + if custom_facet_size: + if custom_facet_size == "max": + facet_size = max_returned_rows + elif custom_facet_size.isdigit(): + facet_size = int(custom_facet_size) + else: + # Invalid value, ignore it + custom_facet_size = None + if table_facet_size and not custom_facet_size: + if table_facet_size == "max": + facet_size = max_returned_rows + else: + facet_size = table_facet_size return min(facet_size, max_returned_rows) async def suggest(self): @@ -126,17 +147,6 @@ class Facet: ) ).columns - async def get_row_count(self): - if self.row_count is None: - self.row_count = ( - await self.ds.execute( - self.database, - f"select count(*) from ({self.sql})", - self.params, - ) - ).rows[0][0] - return self.row_count - class ColumnFacet(Facet): type = "column" @@ -151,13 +161,16 @@ class ColumnFacet(Facet): if column in already_enabled: continue suggested_facet_sql = """ - select {column} as value, count(*) as n from ( - {sql} - ) where value is not null + with limited as (select * from ({sql}) limit {suggest_consider}) + select {column} as value, count(*) as n from limited + where value is not null group by value limit {limit} """.format( - column=escape_sqlite(column), sql=self.sql, limit=facet_size + 1 + column=escape_sqlite(column), + sql=self.sql, + limit=facet_size + 1, + suggest_consider=self.suggest_consider, ) distinct_values = None try: @@ -192,6 +205,17 @@ class ColumnFacet(Facet): continue return suggested_facets + async def get_row_count(self): + if self.row_count is None: + self.row_count = ( + await self.ds.execute( + self.database, + f"select count(*) from (select * from ({self.sql}) limit {self.suggest_consider})", + self.params, + ) + ).rows[0][0] + return self.row_count + async def facet_results(self): facet_results = [] facets_timed_out = [] @@ -209,9 +233,7 @@ class ColumnFacet(Facet): ) where {col} is not null group by {col} order by count desc, value limit {limit} - """.format( - col=escape_sqlite(column), sql=self.sql, limit=facet_size + 1 - ) + """.format(col=escape_sqlite(column), sql=self.sql, limit=facet_size + 1) try: facet_rows_results = await self.ds.execute( self.database, @@ -238,7 +260,7 @@ class ColumnFacet(Facet): # Attempt to expand foreign keys into labels values = [row["value"] for row in facet_rows] expanded = await self.ds.expand_foreign_keys( - self.database, self.table, column, values + self.request.actor, self.database, self.table, column, values ) else: expanded = {} @@ -294,11 +316,14 @@ class ArrayFacet(Facet): continue # Is every value in this column either null or a JSON array? suggested_facet_sql = """ + with limited as (select * from ({sql}) limit {suggest_consider}) select distinct json_type({column}) - from ({sql}) + from limited where {column} is not null and {column} != '' """.format( - column=escape_sqlite(column), sql=self.sql + column=escape_sqlite(column), + sql=self.sql, + suggest_consider=self.suggest_consider, ) try: results = await self.ds.execute( @@ -383,7 +408,9 @@ class ArrayFacet(Facet): order by count(*) desc, value limit {limit} """.format( - col=escape_sqlite(column), sql=self.sql, limit=facet_size + 1 + col=escape_sqlite(column), + sql=self.sql, + limit=facet_size + 1, ) try: facet_rows_results = await self.ds.execute( @@ -451,11 +478,9 @@ class DateFacet(Facet): # Does this column contain any dates in the first 100 rows? suggested_facet_sql = """ select date({column}) from ( - {sql} - ) where {column} glob "????-??-*" limit 100; - """.format( - column=escape_sqlite(column), sql=self.sql - ) + select * from ({sql}) limit 100 + ) where {column} glob "????-??-*" + """.format(column=escape_sqlite(column), sql=self.sql) try: results = await self.ds.execute( self.database, @@ -501,9 +526,7 @@ class DateFacet(Facet): ) where date({col}) is not null group by date({col}) order by count desc, value limit {limit} - """.format( - col=escape_sqlite(column), sql=self.sql, limit=facet_size + 1 - ) + """.format(col=escape_sqlite(column), sql=self.sql, limit=facet_size + 1) try: facet_rows_results = await self.ds.execute( self.database, diff --git a/datasette/filters.py b/datasette/filters.py index 5ea3488b..95cc5f37 100644 --- a/datasette/filters.py +++ b/datasette/filters.py @@ -1,8 +1,8 @@ from datasette import hookimpl +from datasette.resources import DatabaseResource from datasette.views.base import DatasetteError from datasette.utils.asgi import BadRequest import json -import numbers from .utils import detect_json1, escape_sqlite, path_with_removed_args @@ -13,11 +13,10 @@ def where_filters(request, database, datasette): where_clauses = [] extra_wheres_for_ui = [] if "_where" in request.args: - if not await datasette.permission_allowed( - request.actor, - "execute-sql", - resource=database, - default=True, + if not await datasette.allowed( + action="execute-sql", + resource=DatabaseResource(database=database), + actor=request.actor, ): raise DatasetteError("_where= is not allowed", status=403) else: @@ -50,7 +49,7 @@ def search_filters(request, database, table, datasette): extra_context = {} # Figure out which fts_table to use - table_metadata = datasette.table_metadata(database, table) + table_metadata = await datasette.table_config(database, table) db = datasette.get_database(database) fts_table = request.args.get("_fts_table") fts_table = fts_table or table_metadata.get("fts_table") @@ -80,9 +79,9 @@ def search_filters(request, database, table, datasette): "{fts_pk} in (select rowid from {fts_table} where {fts_table} match {match_clause})".format( fts_table=escape_sqlite(fts_table), fts_pk=escape_sqlite(fts_pk), - match_clause=":search" - if search_mode_raw - else "escape_fts(:search)", + match_clause=( + ":search" if search_mode_raw else "escape_fts(:search)" + ), ) ) human_descriptions.append(f'search matches "{search}"') @@ -99,9 +98,11 @@ def search_filters(request, database, table, datasette): "rowid in (select rowid from {fts_table} where {search_col} match {match_clause})".format( fts_table=escape_sqlite(fts_table), search_col=escape_sqlite(search_col), - match_clause=":search_{}".format(i) - if search_mode_raw - else "escape_fts(:search_{})".format(i), + match_clause=( + ":search_{}".format(i) + if search_mode_raw + else "escape_fts(:search_{})".format(i) + ), ) ) human_descriptions.append( @@ -279,6 +280,13 @@ class Filters: '{c} contains "{v}"', format="%{}%", ), + TemplatedFilter( + "notcontains", + "does not contain", + '"{c}" not like :{p}', + '{c} does not contain "{v}"', + format="%{}%", + ), TemplatedFilter( "endswith", "ends with", @@ -359,12 +367,8 @@ class Filters: ) _filters_by_key = {f.key: f for f in _filters} - def __init__(self, pairs, units=None, ureg=None): - if units is None: - units = {} + def __init__(self, pairs): self.pairs = pairs - self.units = units - self.ureg = ureg def lookups(self): """Yields (lookup, display, no_argument) pairs""" @@ -404,20 +408,6 @@ class Filters: def has_selections(self): return bool(self.pairs) - def convert_unit(self, column, value): - """If the user has provided a unit in the query, convert it into the column unit, if present.""" - if column not in self.units: - return value - - # Try to interpret the value as a unit - value = self.ureg(value) - if isinstance(value, numbers.Number): - # It's just a bare number, assume it's the column unit - return value - - column_unit = self.ureg(self.units[column]) - return value.to(column_unit).magnitude - def build_where_clauses(self, table): sql_bits = [] params = {} @@ -425,9 +415,7 @@ class Filters: for column, lookup, value in self.selections(): filter = self._filters_by_key.get(lookup, None) if filter: - sql_bit, param = filter.where_clause( - table, column, self.convert_unit(column, value), i - ) + sql_bit, param = filter.where_clause(table, column, value, i) sql_bits.append(sql_bit) if param is not None: if not isinstance(param, list): diff --git a/datasette/fixtures.py b/datasette/fixtures.py new file mode 100644 index 00000000..7c85e16a --- /dev/null +++ b/datasette/fixtures.py @@ -0,0 +1,415 @@ +from datasette.utils.sqlite import sqlite3 +from datasette.utils import documented +import itertools +import random +import string + +__all__ = [ + "EXTRA_DATABASE_SQL", + "TABLES", + "TABLE_PARAMETERIZED_SQL", + "generate_compound_rows", + "generate_sortable_rows", + "populate_extra_database", + "populate_fixture_database", + "write_extra_database", + "write_fixture_database", +] + + +def generate_compound_rows(num): + """Generate rows for the compound_three_primary_keys fixture table.""" + for a, b, c in itertools.islice( + itertools.product(string.ascii_lowercase, repeat=3), num + ): + yield a, b, c, f"{a}-{b}-{c}" + + +def generate_sortable_rows(num): + """Generate rows for the sortable fixture table.""" + rand = random.Random(42) + for a, b in itertools.islice( + itertools.product(string.ascii_lowercase, repeat=2), num + ): + yield { + "pk1": a, + "pk2": b, + "content": f"{a}-{b}", + "sortable": rand.randint(-100, 100), + "sortable_with_nulls": rand.choice([None, rand.random(), rand.random()]), + "sortable_with_nulls_2": rand.choice([None, rand.random(), rand.random()]), + "text": rand.choice(["$null", "$blah"]), + } + + +TABLES = ( + """ +CREATE TABLE simple_primary_key ( + id integer primary key, + content text +); + +CREATE TABLE primary_key_multiple_columns ( + id varchar(30) primary key, + content text, + content2 text +); + +CREATE TABLE primary_key_multiple_columns_explicit_label ( + id varchar(30) primary key, + content text, + content2 text +); + +CREATE TABLE compound_primary_key ( + pk1 varchar(30), + pk2 varchar(30), + content text, + PRIMARY KEY (pk1, pk2) +); + +INSERT INTO compound_primary_key VALUES ('a', 'b', 'c'); +INSERT INTO compound_primary_key VALUES ('a/b', '.c-d', 'c'); +INSERT INTO compound_primary_key VALUES ('d', 'e', 'RENDER_CELL_DEMO'); + +CREATE TABLE compound_three_primary_keys ( + pk1 varchar(30), + pk2 varchar(30), + pk3 varchar(30), + content text, + PRIMARY KEY (pk1, pk2, pk3) +); +CREATE INDEX idx_compound_three_primary_keys_content ON compound_three_primary_keys(content); + +CREATE TABLE foreign_key_references ( + pk varchar(30) primary key, + foreign_key_with_label integer, + foreign_key_with_blank_label integer, + foreign_key_with_no_label varchar(30), + foreign_key_compound_pk1 varchar(30), + foreign_key_compound_pk2 varchar(30), + FOREIGN KEY (foreign_key_with_label) REFERENCES simple_primary_key(id), + FOREIGN KEY (foreign_key_with_blank_label) REFERENCES simple_primary_key(id), + FOREIGN KEY (foreign_key_with_no_label) REFERENCES primary_key_multiple_columns(id) + FOREIGN KEY (foreign_key_compound_pk1, foreign_key_compound_pk2) REFERENCES compound_primary_key(pk1, pk2) +); + +CREATE TABLE sortable ( + pk1 varchar(30), + pk2 varchar(30), + content text, + sortable integer, + sortable_with_nulls real, + sortable_with_nulls_2 real, + text text, + PRIMARY KEY (pk1, pk2) +); + +CREATE TABLE no_primary_key ( + content text, + a text, + b text, + c text +); + +CREATE TABLE [123_starts_with_digits] ( + content text +); + +CREATE VIEW paginated_view AS + SELECT + content, + '- ' || content || ' -' AS content_extra + FROM no_primary_key; + +CREATE TABLE "Table With Space In Name" ( + pk varchar(30) primary key, + content text +); + +CREATE TABLE "table/with/slashes.csv" ( + pk varchar(30) primary key, + content text +); + +CREATE TABLE "complex_foreign_keys" ( + pk varchar(30) primary key, + f1 integer, + f2 integer, + f3 integer, + FOREIGN KEY ("f1") REFERENCES [simple_primary_key](id), + FOREIGN KEY ("f2") REFERENCES [simple_primary_key](id), + FOREIGN KEY ("f3") REFERENCES [simple_primary_key](id) +); + +CREATE TABLE "custom_foreign_key_label" ( + pk varchar(30) primary key, + foreign_key_with_custom_label text, + FOREIGN KEY ("foreign_key_with_custom_label") REFERENCES [primary_key_multiple_columns_explicit_label](id) +); + +CREATE TABLE tags ( + tag TEXT PRIMARY KEY +); + +CREATE TABLE searchable ( + pk integer primary key, + text1 text, + text2 text, + [name with . and spaces] text +); + +CREATE TABLE searchable_tags ( + searchable_id integer, + tag text, + PRIMARY KEY (searchable_id, tag), + FOREIGN KEY (searchable_id) REFERENCES searchable(pk), + FOREIGN KEY (tag) REFERENCES tags(tag) +); + +INSERT INTO searchable VALUES (1, 'barry cat', 'terry dog', 'panther'); +INSERT INTO searchable VALUES (2, 'terry dog', 'sara weasel', 'puma'); + +INSERT INTO tags VALUES ("canine"); +INSERT INTO tags VALUES ("feline"); + +INSERT INTO searchable_tags (searchable_id, tag) VALUES + (1, "feline"), + (2, "canine") +; + +CREATE VIRTUAL TABLE "searchable_fts" + USING FTS5 (text1, text2, [name with . and spaces], content="searchable", content_rowid="pk"); +INSERT INTO "searchable_fts" (searchable_fts) VALUES ('rebuild'); + +CREATE TABLE [select] ( + [group] text, + [having] text, + [and] text, + [json] text +); +INSERT INTO [select] VALUES ('group', 'having', 'and', + '{"href": "http://example.com/", "label":"Example"}' +); + +CREATE TABLE infinity ( + value REAL +); +INSERT INTO infinity VALUES + (1e999), + (-1e999), + (1.5) +; + +CREATE TABLE facet_cities ( + id integer primary key, + name text +); +INSERT INTO facet_cities (id, name) VALUES + (1, 'San Francisco'), + (2, 'Los Angeles'), + (3, 'Detroit'), + (4, 'Memnonia') +; + +CREATE TABLE facetable ( + pk integer primary key, + created text, + planet_int integer, + on_earth integer, + state text, + _city_id integer, + _neighborhood text, + tags text, + complex_array text, + distinct_some_null, + n text, + FOREIGN KEY ("_city_id") REFERENCES [facet_cities](id) +); +INSERT INTO facetable + (created, planet_int, on_earth, state, _city_id, _neighborhood, tags, complex_array, distinct_some_null, n) +VALUES + ("2019-01-14 08:00:00", 1, 1, 'CA', 1, 'Mission', '["tag1", "tag2"]', '[{"foo": "bar"}]', 'one', 'n1'), + ("2019-01-14 08:00:00", 1, 1, 'CA', 1, 'Dogpatch', '["tag1", "tag3"]', '[]', 'two', 'n2'), + ("2019-01-14 08:00:00", 1, 1, 'CA', 1, 'SOMA', '[]', '[]', null, null), + ("2019-01-14 08:00:00", 1, 1, 'CA', 1, 'Tenderloin', '[]', '[]', null, null), + ("2019-01-15 08:00:00", 1, 1, 'CA', 1, 'Bernal Heights', '[]', '[]', null, null), + ("2019-01-15 08:00:00", 1, 1, 'CA', 1, 'Hayes Valley', '[]', '[]', null, null), + ("2019-01-15 08:00:00", 1, 1, 'CA', 2, 'Hollywood', '[]', '[]', null, null), + ("2019-01-15 08:00:00", 1, 1, 'CA', 2, 'Downtown', '[]', '[]', null, null), + ("2019-01-16 08:00:00", 1, 1, 'CA', 2, 'Los Feliz', '[]', '[]', null, null), + ("2019-01-16 08:00:00", 1, 1, 'CA', 2, 'Koreatown', '[]', '[]', null, null), + ("2019-01-16 08:00:00", 1, 1, 'MI', 3, 'Downtown', '[]', '[]', null, null), + ("2019-01-17 08:00:00", 1, 1, 'MI', 3, 'Greektown', '[]', '[]', null, null), + ("2019-01-17 08:00:00", 1, 1, 'MI', 3, 'Corktown', '[]', '[]', null, null), + ("2019-01-17 08:00:00", 1, 1, 'MI', 3, 'Mexicantown', '[]', '[]', null, null), + ("2019-01-17 08:00:00", 2, 0, 'MC', 4, 'Arcadia Planitia', '[]', '[]', null, null) +; + +CREATE TABLE binary_data ( + data BLOB +); + +-- Many 2 Many demo: roadside attractions! + +CREATE TABLE roadside_attractions ( + pk integer primary key, + name text, + address text, + url text, + latitude real, + longitude real +); +INSERT INTO roadside_attractions VALUES ( + 1, "The Mystery Spot", "465 Mystery Spot Road, Santa Cruz, CA 95065", "https://www.mysteryspot.com/", + 37.0167, -122.0024 +); +INSERT INTO roadside_attractions VALUES ( + 2, "Winchester Mystery House", "525 South Winchester Boulevard, San Jose, CA 95128", "https://winchestermysteryhouse.com/", + 37.3184, -121.9511 +); +INSERT INTO roadside_attractions VALUES ( + 3, "Burlingame Museum of PEZ Memorabilia", "214 California Drive, Burlingame, CA 94010", null, + 37.5793, -122.3442 +); +INSERT INTO roadside_attractions VALUES ( + 4, "Bigfoot Discovery Museum", "5497 Highway 9, Felton, CA 95018", "https://www.bigfootdiscoveryproject.com/", + 37.0414, -122.0725 +); + +CREATE TABLE attraction_characteristic ( + pk integer primary key, + name text +); +INSERT INTO attraction_characteristic VALUES ( + 1, "Museum" +); +INSERT INTO attraction_characteristic VALUES ( + 2, "Paranormal" +); + +CREATE TABLE roadside_attraction_characteristics ( + attraction_id INTEGER REFERENCES roadside_attractions(pk), + characteristic_id INTEGER REFERENCES attraction_characteristic(pk) +); +INSERT INTO roadside_attraction_characteristics VALUES ( + 1, 2 +); +INSERT INTO roadside_attraction_characteristics VALUES ( + 2, 2 +); +INSERT INTO roadside_attraction_characteristics VALUES ( + 4, 2 +); +INSERT INTO roadside_attraction_characteristics VALUES ( + 3, 1 +); +INSERT INTO roadside_attraction_characteristics VALUES ( + 4, 1 +); + +INSERT INTO simple_primary_key VALUES (1, 'hello'); +INSERT INTO simple_primary_key VALUES (2, 'world'); +INSERT INTO simple_primary_key VALUES (3, ''); +INSERT INTO simple_primary_key VALUES (4, 'RENDER_CELL_DEMO'); +INSERT INTO simple_primary_key VALUES (5, 'RENDER_CELL_ASYNC'); + +INSERT INTO primary_key_multiple_columns VALUES (1, 'hey', 'world'); +INSERT INTO primary_key_multiple_columns_explicit_label VALUES (1, 'hey', 'world2'); + +INSERT INTO foreign_key_references VALUES (1, 1, 3, 1, 'a', 'b'); +INSERT INTO foreign_key_references VALUES (2, null, null, null, null, null); + +INSERT INTO complex_foreign_keys VALUES (1, 1, 2, 1); +INSERT INTO custom_foreign_key_label VALUES (1, 1); + +INSERT INTO [table/with/slashes.csv] VALUES (3, 'hey'); + +CREATE VIEW simple_view AS + SELECT content, upper(content) AS upper_content FROM simple_primary_key; + +CREATE VIEW searchable_view AS + SELECT * from searchable; + +CREATE VIEW searchable_view_configured_by_metadata AS + SELECT * from searchable; + +""" + + "\n".join( + [ + 'INSERT INTO no_primary_key VALUES ({i}, "a{i}", "b{i}", "c{i}");'.format( + i=i + 1 + ) + for i in range(201) + ] + ) + + '\nINSERT INTO no_primary_key VALUES ("RENDER_CELL_DEMO", "a202", "b202", "c202");\n' + + "\n".join( + [ + 'INSERT INTO compound_three_primary_keys VALUES ("{a}", "{b}", "{c}", "{content}");'.format( + a=a, b=b, c=c, content=content + ) + for a, b, c, content in generate_compound_rows(1001) + ] + ) + + "\n".join(["""INSERT INTO sortable VALUES ( + "{pk1}", "{pk2}", "{content}", {sortable}, + {sortable_with_nulls}, {sortable_with_nulls_2}, "{text}"); + """.format(**row).replace("None", "null") for row in generate_sortable_rows(201)]) +) + +TABLE_PARAMETERIZED_SQL = [ + ("insert into binary_data (data) values (?);", [b"\x15\x1c\x02\xc7\xad\x05\xfe"]), + ("insert into binary_data (data) values (?);", [b"\x15\x1c\x03\xc7\xad\x05\xfe"]), + ("insert into binary_data (data) values (null);", []), +] + +EXTRA_DATABASE_SQL = """ +CREATE TABLE searchable ( + pk integer primary key, + text1 text, + text2 text +); + +CREATE VIEW searchable_view AS SELECT * FROM searchable; + +INSERT INTO searchable VALUES (1, 'barry cat', 'terry dog'); +INSERT INTO searchable VALUES (2, 'terry dog', 'sara weasel'); + +CREATE VIRTUAL TABLE "searchable_fts" + USING FTS3 (text1, text2, content="searchable"); +INSERT INTO "searchable_fts" (rowid, text1, text2) + SELECT rowid, text1, text2 FROM searchable; +""" + + +@documented(label="datasette_fixtures_populate_fixture_database") +def populate_fixture_database(conn): + """Populate a SQLite connection with Datasette's test fixture tables.""" + conn.executescript(TABLES) + for sql, params in TABLE_PARAMETERIZED_SQL: + with conn: + conn.execute(sql, params) + + +def populate_extra_database(conn): + """Populate a SQLite connection with the extra database used in tests.""" + conn.executescript(EXTRA_DATABASE_SQL) + + +def write_fixture_database(db_filename): + """Write Datasette's test fixture tables to a SQLite database file.""" + conn = sqlite3.connect(db_filename) + try: + populate_fixture_database(conn) + finally: + conn.close() + + +def write_extra_database(db_filename): + """Write the extra test database tables to a SQLite database file.""" + conn = sqlite3.connect(db_filename) + try: + populate_extra_database(conn) + finally: + conn.close() diff --git a/datasette/forbidden.py b/datasette/forbidden.py new file mode 100644 index 00000000..41c48396 --- /dev/null +++ b/datasette/forbidden.py @@ -0,0 +1,19 @@ +from datasette import hookimpl, Response + + +@hookimpl(trylast=True) +def forbidden(datasette, request, message): + async def inner(): + return Response.html( + await datasette.render_template( + "error.html", + { + "title": "Forbidden", + "error": message, + }, + request=request, + ), + status=403, + ) + + return inner diff --git a/datasette/handle_exception.py b/datasette/handle_exception.py new file mode 100644 index 00000000..96398a4c --- /dev/null +++ b/datasette/handle_exception.py @@ -0,0 +1,77 @@ +from datasette import hookimpl, Response +from .utils import add_cors_headers +from .utils.asgi import ( + Base400, +) +from .views.base import DatasetteError +from markupsafe import Markup +import traceback + +try: + import ipdb as pdb +except ImportError: + import pdb + +try: + import rich +except ImportError: + rich = None + + +@hookimpl(trylast=True) +def handle_exception(datasette, request, exception): + async def inner(): + if datasette.pdb: + pdb.post_mortem(exception.__traceback__) + + if rich is not None: + rich.get_console().print_exception(show_locals=True) + + title = None + if isinstance(exception, Base400): + status = exception.status + info = {} + message = exception.args[0] + elif isinstance(exception, DatasetteError): + status = exception.status + info = exception.error_dict + message = exception.message + if exception.message_is_html: + message = Markup(message) + title = exception.title + else: + status = 500 + info = {} + message = str(exception) + traceback.print_exc() + templates = [f"{status}.html", "error.html"] + info.update( + { + "ok": False, + "error": message, + "status": status, + "title": title, + } + ) + headers = {} + if datasette.cors: + add_cors_headers(headers) + if request.path.split("?")[0].endswith(".json"): + return Response.json(info, status=status, headers=headers) + else: + environment = datasette.get_jinja_environment(request) + template = environment.select_template(templates) + return Response.html( + await template.render_async( + dict( + info, + urls=datasette.urls, + app_css_hash=datasette.app_css_hash(), + menu_links=lambda: [], + ) + ), + status=status, + headers=headers, + ) + + return inner diff --git a/datasette/hookspecs.py b/datasette/hookspecs.py index 8f4fecab..dcd502af 100644 --- a/datasette/hookspecs.py +++ b/datasette/hookspecs.py @@ -10,11 +10,6 @@ def startup(datasette): """Fires directly after Datasette first starts running""" -@hookspec -def get_metadata(datasette, key, database, table): - """Return metadata to be merged into Datasette's metadata dictionary""" - - @hookspec def asgi_wrapper(datasette): """Returns an ASGI middleware callable to wrap our ASGI application with""" @@ -26,7 +21,7 @@ def prepare_connection(conn, database, datasette): @hookspec -def prepare_jinja2_environment(env): +def prepare_jinja2_environment(env, datasette): """Modify Jinja2 template environment e.g. register custom template tags""" @@ -60,7 +55,17 @@ def publish_subcommand(publish): @hookspec -def render_cell(value, column, table, database, datasette): +def render_cell( + row, + value, + column, + table, + pks, + database, + datasette, + request, + column_type, +): """Customize rendering of HTML table cell values""" @@ -74,6 +79,16 @@ def register_facet_classes(): """Register Facet subclasses""" +@hookspec +def register_actions(datasette): + """Register actions: returns a list of datasette.permission.Action objects""" + + +@hookspec +def register_column_types(datasette): + """Return a list of ColumnType subclasses""" + + @hookspec def register_routes(datasette): """Register URL routes: return a list of (regex, view_function) pairs""" @@ -89,6 +104,16 @@ def actor_from_request(datasette, request): """Return an actor dictionary based on the incoming request""" +@hookspec(firstresult=True) +def actors_from_ids(datasette, actor_ids): + """Returns a dictionary mapping those IDs to actor dictionaries""" + + +@hookspec +def jinja2_environment_from_request(datasette, request, env): + """Return a Jinja2 environment based on the incoming request""" + + @hookspec def filters_from_request(request, database, table, datasette): """ @@ -101,13 +126,15 @@ def filters_from_request(request, database, table, datasette): @hookspec -def permission_allowed(datasette, actor, action, resource): - """Check if actor is allowed to perform this action - return True, False or None""" +def permission_resources_sql(datasette, actor, action): + """Return SQL query fragments for permission checks on resources. + Returns None, a PermissionSQL object, or a list of PermissionSQL objects. + Each PermissionSQL contains SQL that should return rows with columns: + parent (str|None), child (str|None), allow (int), reason (str). -@hookspec -def canned_queries(datasette, database, actor): - """Return a dictionary of canned query definitions or an awaitable function that returns them""" + Used to efficiently check permissions across multiple resources at once. + """ @hookspec @@ -125,16 +152,114 @@ def menu_links(datasette, actor, request): """Links for the navigation menu""" +@hookspec +def jump_items_sql(datasette, actor, request): + """SQL fragments for extra items in the jump menu""" + + +@hookspec +def row_actions(datasette, actor, request, database, table, row): + """Links for the row actions menu""" + + @hookspec def table_actions(datasette, actor, database, table, request): """Links for the table actions menu""" +@hookspec +def view_actions(datasette, actor, database, view, request): + """Links for the view actions menu""" + + +@hookspec +def query_actions(datasette, actor, database, query_name, request, sql, params): + """Links for the query and stored query actions menu""" + + @hookspec def database_actions(datasette, actor, database, request): """Links for the database actions menu""" @hookspec -def skip_csrf(datasette, scope): - """Mechanism for skipping CSRF checks for certain requests""" +def homepage_actions(datasette, actor, request): + """Links for the homepage actions menu""" + + +@hookspec +def handle_exception(datasette, request, exception): + """Handle an uncaught exception. Can return a Response or None.""" + + +@hookspec +def track_event(datasette, event): + """Respond to an event tracked by Datasette""" + + +@hookspec +def register_events(datasette): + """Return a list of Event subclasses to use with track_event()""" + + +@hookspec +def top_homepage(datasette, request): + """HTML to include at the top of the homepage""" + + +@hookspec +def top_database(datasette, request, database): + """HTML to include at the top of the database page""" + + +@hookspec +def top_table(datasette, request, database, table): + """HTML to include at the top of the table page""" + + +@hookspec +def top_row(datasette, request, database, table, row): + """HTML to include at the top of the row page""" + + +@hookspec +def top_query(datasette, request, database, sql): + """HTML to include at the top of the query results page""" + + +@hookspec +def top_stored_query(datasette, request, database, query_name): + """HTML to include at the top of the stored query page""" + + +@hookspec +def register_token_handler(datasette): + """Return a TokenHandler instance for token creation and verification""" + + +@hookspec +def write_wrapper(datasette, database, request, transaction): + """Called when a write function is about to execute. + + Return a generator function that accepts a ``conn`` argument and + optionally a ``track_event`` argument. The generator should + ``yield`` exactly once: code before the ``yield`` runs before + the write, code after the ``yield`` runs after the write + completes. The result of the write is sent back through the + ``yield``, so you can capture it with ``result = yield``. + + If your generator accepts ``track_event``, you can call + ``track_event(event)`` to queue an event that will be dispatched + via ``datasette.track_event()`` after the write commits + successfully. Events are discarded if the write raises an + exception. + + If the write raises an exception, it is thrown into the generator + so you can handle it with a try/except around the ``yield``. + + ``request`` may be ``None`` for writes not originating from an + HTTP request. ``transaction`` is ``True`` if the write will + be wrapped in a transaction. + + Return ``None`` to skip wrapping. + """ diff --git a/datasette/inspect.py b/datasette/inspect.py index ede142d0..5e681e03 100644 --- a/datasette/inspect.py +++ b/datasette/inspect.py @@ -10,7 +10,6 @@ from .utils import ( sqlite3, ) - HASH_BLOCK_SIZE = 1024 * 1024 @@ -70,16 +69,11 @@ def inspect_tables(conn, database_metadata): tables[table]["foreign_keys"] = info # Mark tables 'hidden' if they relate to FTS virtual tables - hidden_tables = [ - r["name"] - for r in conn.execute( - """ + hidden_tables = [r["name"] for r in conn.execute(""" select name from sqlite_master where rootpage = 0 and sql like '%VIRTUAL TABLE%USING FTS%' - """ - ) - ] + """)] if detect_spatialite(conn): # Also hide Spatialite internal tables @@ -94,14 +88,11 @@ def inspect_tables(conn, database_metadata): "views_geometry_columns", "virts_geometry_columns", ] + [ - r["name"] - for r in conn.execute( - """ + r["name"] for r in conn.execute(""" select name from sqlite_master where name like "idx_%" and type = "table" - """ - ) + """) ] for t in tables.keys(): diff --git a/datasette/jump.py b/datasette/jump.py new file mode 100644 index 00000000..d138e827 --- /dev/null +++ b/datasette/jump.py @@ -0,0 +1,68 @@ +from __future__ import annotations + +import re +from dataclasses import dataclass +from typing import Any + + +@dataclass +class JumpSQL: + sql: str + params: dict[str, Any] | None = None + database: str | None = None + + @classmethod + def menu_item( + cls, + *, + label: str, + url: str, + description: str = "Menu item", + search_text: str | None = None, + display_name: str | None = None, + item_type: str = "menu", + ) -> "JumpSQL": + if search_text is None: + search_text = " ".join( + text for text in (label, display_name, description) if text is not None + ) + return cls( + sql=""" + SELECT + :type AS type, + :label AS label, + :description AS description, + :url AS url, + :search_text AS search_text, + :display_name AS display_name + """, + params={ + "type": item_type, + "label": label, + "description": description, + "url": url, + "search_text": search_text, + "display_name": display_name, + }, + ) + + +_PARAM_RE = re.compile(r"(? bool: + """ + Whether this resource is private (accessible to actor but not anonymous). + + This property is only available on Resource objects returned from + allowed_resources() when include_is_private=True is used. + + Raises: + AttributeError: If accessed without calling include_is_private=True + """ + if self._private is None: + raise AttributeError( + "The 'private' attribute is only available when using " + "allowed_resources(..., include_is_private=True)" + ) + return self._private + + @private.setter + def private(self, value: bool): + self._private = value + + @classmethod + def __init_subclass__(cls): + """ + Validate resource hierarchy doesn't exceed 2 levels. + + Raises: + ValueError: If this resource would create a 3-level hierarchy + """ + super().__init_subclass__() + + if cls.parent_class is None: + return # Top of hierarchy, nothing to validate + + # Check if our parent has a parent - that would create 3 levels + if cls.parent_class.parent_class is not None: + # We have a parent, and that parent has a parent + # This creates a 3-level hierarchy, which is not allowed + raise ValueError( + f"Resource {cls.__name__} creates a 3-level hierarchy: " + f"{cls.parent_class.parent_class.__name__} -> {cls.parent_class.__name__} -> {cls.__name__}. " + f"Maximum 2 levels allowed (parent -> child)." + ) + + @classmethod + @abstractmethod + async def resources_sql(cls, datasette, actor=None) -> str: + """ + Return SQL query that returns all resources of this type. + + Must return two columns: parent, child + """ + pass + + +class AllowedResource(NamedTuple): + """A resource with the reason it was allowed (for debugging).""" + + resource: Resource + reason: str + + +@dataclass(frozen=True, kw_only=True) +class Action: + name: str + description: str | None + abbr: str | None = None + resource_class: type[Resource] | None = None + also_requires: str | None = None # Optional action name that must also be allowed + + @property + def takes_parent(self) -> bool: + """ + Whether this action requires a parent identifier when instantiating its resource. + + Returns False for global-only actions (no resource_class). + Returns True for all actions with a resource_class (all resources require a parent identifier). + """ + return self.resource_class is not None + + @property + def takes_child(self) -> bool: + """ + Whether this action requires a child identifier when instantiating its resource. + + Returns False for global actions (no resource_class). + Returns False for parent-level resources (DatabaseResource - parent_class is None). + Returns True for child-level resources (TableResource, QueryResource - have a parent_class). + """ + if self.resource_class is None: + return False + return self.resource_class.parent_class is not None + + +_reason_id = 1 + + +@dataclass +class PermissionSQL: + """ + A plugin contributes SQL that yields: + parent TEXT NULL, + child TEXT NULL, + allow INTEGER, -- 1 allow, 0 deny + reason TEXT + + For restriction-only plugins, sql can be None and only restriction_sql is provided. + """ + + sql: str | None = ( + None # SQL that SELECTs the 4 columns above (can be None for restriction-only) + ) + params: dict[str, Any] | None = ( + None # bound params for the SQL (values only; no ':' prefix) + ) + source: str | None = None # System will set this to the plugin name + restriction_sql: str | None = ( + None # Optional SQL that returns (parent, child) for restriction filtering + ) + + @classmethod + def allow(cls, reason: str, _allow: bool = True) -> "PermissionSQL": + global _reason_id + i = _reason_id + _reason_id += 1 + return cls( + sql=f"SELECT NULL AS parent, NULL AS child, {1 if _allow else 0} AS allow, :reason_{i} AS reason", + params={f"reason_{i}": reason}, + ) + + @classmethod + def deny(cls, reason: str) -> "PermissionSQL": + return cls.allow(reason=reason, _allow=False) + + +# This is obsolete, replaced by Action and ResourceType +@dataclass +class Permission: + name: str + abbr: str | None + description: str | None + takes_database: bool + takes_resource: bool + default: bool + # This is deliberately undocumented: it's considered an internal + # implementation detail for view-table/view-database and should + # not be used by plugins as it may change in the future. + implies_can_view: bool = False diff --git a/datasette/plugins.py b/datasette/plugins.py index 76b46a47..5a31cdad 100644 --- a/datasette/plugins.py +++ b/datasette/plugins.py @@ -1,9 +1,20 @@ import importlib +import os import pluggy -import pkg_resources +from pprint import pprint import sys from . import hookspecs +if sys.version_info >= (3, 9): + import importlib.resources as importlib_resources +else: + import importlib_resources +if sys.version_info >= (3, 10): + import importlib.metadata as importlib_metadata +else: + import importlib_metadata + + DEFAULT_PLUGINS = ( "datasette.publish.heroku", "datasette.publish.cloudrun", @@ -12,18 +23,69 @@ DEFAULT_PLUGINS = ( "datasette.sql_functions", "datasette.actor_auth_cookie", "datasette.default_permissions", + "datasette.default_permissions.tokens", + "datasette.default_actions", + "datasette.default_column_types", "datasette.default_magic_parameters", "datasette.blob_renderer", - "datasette.default_menu_links", + "datasette.default_debug_menu", + "datasette.default_jump_items", + "datasette.default_database_actions", + "datasette.handle_exception", + "datasette.forbidden", + "datasette.events", ) pm = pluggy.PluginManager("datasette") pm.add_hookspecs(hookspecs) -if not hasattr(sys, "_called_from_test"): +DATASETTE_TRACE_PLUGINS = os.environ.get("DATASETTE_TRACE_PLUGINS", None) + + +def before(hook_name, hook_impls, kwargs): + print(file=sys.stderr) + print(f"{hook_name}:", file=sys.stderr) + pprint(kwargs, width=40, indent=4, stream=sys.stderr) + print("Hook implementations:", file=sys.stderr) + pprint(hook_impls, width=40, indent=4, stream=sys.stderr) + + +def after(outcome, hook_name, hook_impls, kwargs): + results = outcome.get_result() + if not isinstance(results, list): + results = [results] + print("Results:", file=sys.stderr) + pprint(results, width=40, indent=4, stream=sys.stderr) + + +if DATASETTE_TRACE_PLUGINS: + pm.add_hookcall_monitoring(before, after) + + +DATASETTE_LOAD_PLUGINS = os.environ.get("DATASETTE_LOAD_PLUGINS", None) + +if not hasattr(sys, "_called_from_test") and DATASETTE_LOAD_PLUGINS is None: # Only load plugins if not running tests pm.load_setuptools_entrypoints("datasette") +# Load any plugins specified in DATASETTE_LOAD_PLUGINS") +if DATASETTE_LOAD_PLUGINS is not None: + for package_name in [ + name for name in DATASETTE_LOAD_PLUGINS.split(",") if name.strip() + ]: + try: + distribution = importlib_metadata.distribution(package_name) + entry_points = distribution.entry_points + for entry_point in entry_points: + if entry_point.group == "datasette": + mod = entry_point.load() + pm.register(mod, name=entry_point.name) + # Ensure name can be found in plugin_to_distinfo later: + pm._plugin_distinfo.append((mod, distribution)) + except importlib_metadata.PackageNotFoundError: + sys.stderr.write("Plugin {} could not be found\n".format(package_name)) + + # Load default plugins for plugin in DEFAULT_PLUGINS: mod = importlib.import_module(plugin) @@ -36,21 +98,24 @@ def get_plugins(): for plugin in pm.get_plugins(): static_path = None templates_path = None - if plugin.__name__ not in DEFAULT_PLUGINS: + plugin_name = ( + plugin.__name__ + if hasattr(plugin, "__name__") + else plugin.__class__.__name__ + ) + if plugin_name not in DEFAULT_PLUGINS: try: - if pkg_resources.resource_isdir(plugin.__name__, "static"): - static_path = pkg_resources.resource_filename( - plugin.__name__, "static" + if (importlib_resources.files(plugin_name) / "static").is_dir(): + static_path = str(importlib_resources.files(plugin_name) / "static") + if (importlib_resources.files(plugin_name) / "templates").is_dir(): + templates_path = str( + importlib_resources.files(plugin_name) / "templates" ) - if pkg_resources.resource_isdir(plugin.__name__, "templates"): - templates_path = pkg_resources.resource_filename( - plugin.__name__, "templates" - ) - except (KeyError, ImportError): - # Caused by --plugins_dir= plugins - KeyError/ImportError thrown in Py3.5 + except (TypeError, ModuleNotFoundError): + # Caused by --plugins_dir= plugins pass plugin_info = { - "name": plugin.__name__, + "name": plugin_name, "static_path": static_path, "templates_path": templates_path, "hooks": [h.name for h in pm.get_hookcallers(plugin)], @@ -58,6 +123,6 @@ def get_plugins(): distinfo = plugin_to_distinfo.get(plugin) if distinfo: plugin_info["version"] = distinfo.version - plugin_info["name"] = distinfo.project_name + plugin_info["name"] = distinfo.name or distinfo.project_name plugins.append(plugin_info) return plugins diff --git a/datasette/publish/cloudrun.py b/datasette/publish/cloudrun.py index 50b2b2fd..63d22fe8 100644 --- a/datasette/publish/cloudrun.py +++ b/datasette/publish/cloudrun.py @@ -3,7 +3,7 @@ import click import json import os import re -from subprocess import check_call, check_output +from subprocess import CalledProcessError, check_call, check_output from .common import ( add_common_publish_arguments_and_options, @@ -23,7 +23,9 @@ def publish_subcommand(publish): help="Application name to use when building", ) @click.option( - "--service", default="", help="Cloud Run service to deploy (or over-write)" + "--service", + default="", + help="Cloud Run service to deploy (or over-write)", ) @click.option("--spatialite", is_flag=True, help="Enable SpatialLite extension") @click.option( @@ -52,6 +54,35 @@ def publish_subcommand(publish): multiple=True, help="Additional packages to apt-get install", ) + @click.option( + "--max-instances", + type=int, + default=1, + show_default=True, + help="Maximum Cloud Run instances (use 0 to remove the limit)", + ) + @click.option( + "--min-instances", + type=int, + help="Minimum Cloud Run instances", + ) + @click.option( + "--artifact-repository", + default="datasette", + show_default=True, + help="Artifact Registry repository to store the image", + ) + @click.option( + "--artifact-region", + default="us", + show_default=True, + help="Artifact Registry location (region or multi-region)", + ) + @click.option( + "--artifact-project", + default=None, + help="Project ID for Artifact Registry (defaults to the active project)", + ) def cloudrun( files, metadata, @@ -79,6 +110,11 @@ def publish_subcommand(publish): cpu, timeout, apt_get_extras, + max_instances, + min_instances, + artifact_repository, + artifact_region, + artifact_project, ): "Publish databases to Datasette running on Cloud Run" fail_if_publish_binary_not_installed( @@ -88,6 +124,21 @@ def publish_subcommand(publish): "gcloud config get-value project", shell=True, universal_newlines=True ).strip() + artifact_project = artifact_project or project + + # Ensure Artifact Registry exists for the target image + _ensure_artifact_registry( + artifact_project=artifact_project, + artifact_region=artifact_region, + artifact_repository=artifact_repository, + ) + + artifact_host = ( + artifact_region + if artifact_region.endswith("-docker.pkg.dev") + else f"{artifact_region}-docker.pkg.dev" + ) + if not service: # Show the user their current services, then prompt for one click.echo("Please provide a service name for this deployment\n") @@ -105,6 +156,11 @@ def publish_subcommand(publish): click.echo("") service = click.prompt("Service name", type=str) + image_id = ( + f"{artifact_host}/{artifact_project}/" + f"{artifact_repository}/datasette-{service}" + ) + extra_metadata = { "title": title, "license": license, @@ -161,24 +217,77 @@ def publish_subcommand(publish): print(fp.read()) print("\n====================\n") - image_id = f"gcr.io/{project}/{name}" check_call( "gcloud builds submit --tag {}{}".format( image_id, " --timeout {}".format(timeout) if timeout else "" ), shell=True, ) + extra_deploy_options = [] + for option, value in ( + ("--memory", memory), + ("--cpu", cpu), + ("--max-instances", max_instances), + ("--min-instances", min_instances), + ): + if value is not None: + extra_deploy_options.append("{} {}".format(option, value)) check_call( - "gcloud run deploy --allow-unauthenticated --platform=managed --image {} {}{}{}".format( + "gcloud run deploy --allow-unauthenticated --platform=managed --image {} {}{}".format( image_id, service, - " --memory {}".format(memory) if memory else "", - " --cpu {}".format(cpu) if cpu else "", + " " + " ".join(extra_deploy_options) if extra_deploy_options else "", ), shell=True, ) +def _ensure_artifact_registry(artifact_project, artifact_region, artifact_repository): + """Ensure Artifact Registry API is enabled and the repository exists.""" + + enable_cmd = ( + "gcloud services enable artifactregistry.googleapis.com " + f"--project {artifact_project} --quiet" + ) + try: + check_call(enable_cmd, shell=True) + except CalledProcessError as exc: + raise click.ClickException( + "Failed to enable artifactregistry.googleapis.com. " + "Please ensure you have permissions to manage services." + ) from exc + + describe_cmd = ( + "gcloud artifacts repositories describe {repo} --project {project} " + "--location {location} --quiet" + ).format( + repo=artifact_repository, + project=artifact_project, + location=artifact_region, + ) + try: + check_call(describe_cmd, shell=True) + return + except CalledProcessError: + create_cmd = ( + "gcloud artifacts repositories create {repo} --repository-format=docker " + '--location {location} --project {project} --description "Datasette Cloud Run images" --quiet' + ).format( + repo=artifact_repository, + location=artifact_region, + project=artifact_project, + ) + try: + check_call(create_cmd, shell=True) + click.echo(f"Created Artifact Registry repository '{artifact_repository}'") + except CalledProcessError as exc: + raise click.ClickException( + "Failed to create Artifact Registry repository. " + "Use --artifact-repository/--artifact-region to point to an existing repo " + "or create one manually." + ) from exc + + def get_existing_services(): services = json.loads( check_output( @@ -194,6 +303,7 @@ def get_existing_services(): "url": service["status"]["address"]["url"], } for service in services + if "url" in service["status"] ] diff --git a/datasette/publish/heroku.py b/datasette/publish/heroku.py index 171252ce..f576a346 100644 --- a/datasette/publish/heroku.py +++ b/datasette/publish/heroku.py @@ -3,7 +3,9 @@ from datasette import hookimpl import click import json import os +import pathlib import shlex +import shutil from subprocess import call, check_output import tempfile @@ -28,6 +30,11 @@ def publish_subcommand(publish): "--tar", help="--tar option to pass to Heroku, e.g. --tar=/usr/local/bin/gtar", ) + @click.option( + "--generate-dir", + type=click.Path(dir_okay=True, file_okay=False), + help="Output generated application files and stop without deploying", + ) def heroku( files, metadata, @@ -49,6 +56,7 @@ def publish_subcommand(publish): about_url, name, tar, + generate_dir, ): "Publish databases to Datasette running on Heroku" fail_if_publish_binary_not_installed( @@ -105,6 +113,16 @@ def publish_subcommand(publish): secret, extra_metadata, ): + if generate_dir: + # Recursively copy files from current working directory to it + if pathlib.Path(generate_dir).exists(): + raise click.ClickException("Directory already exists") + shutil.copytree(".", generate_dir) + click.echo( + f"Generated files written to {generate_dir}, stopping without deploying", + err=True, + ) + return app_name = None if name: # Check to see if this app already exists @@ -176,7 +194,7 @@ def temporary_heroku_directory( fp.write(json.dumps(metadata_content, indent=2)) with open("runtime.txt", "w") as fp: - fp.write("python-3.8.10") + fp.write("python-3.11.0") if branch: install = [ diff --git a/datasette/renderer.py b/datasette/renderer.py index 45089498..acf23e59 100644 --- a/datasette/renderer.py +++ b/datasette/renderer.py @@ -4,6 +4,7 @@ from datasette.utils import ( remove_infinites, CustomJSONEncoder, path_from_row_pks, + sqlite3, ) from datasette.utils.asgi import Response @@ -19,14 +20,14 @@ def convert_specific_columns_to_json(rows, columns, json_cols): if column in json_cols: try: value = json.loads(value) - except (TypeError, ValueError) as e: + except (TypeError, ValueError): pass new_row.append(value) new_rows.append(new_row) return new_rows -def json_renderer(args, data, view_name): +def json_renderer(request, args, data, error, truncated=None): """Render a response as JSON""" status_code = 200 @@ -44,28 +45,38 @@ def json_renderer(args, data, view_name): data["rows"] = [remove_infinites(row) for row in data["rows"]] # Deal with the _shape option - shape = args.get("_shape", "arrays") + shape = args.get("_shape", "objects") # if there's an error, ignore the shape entirely - if data.get("error"): - shape = "arrays" - - next_url = data.get("next_url") + data["ok"] = True + if error: + shape = "objects" + status_code = 400 + data["error"] = error + data["ok"] = False + if truncated is not None: + data["truncated"] = truncated if shape == "arrayfirst": - data = [row[0] for row in data["rows"]] + if not data["rows"]: + data = [] + elif isinstance(data["rows"][0], sqlite3.Row): + data = [row[0] for row in data["rows"]] + else: + assert isinstance(data["rows"][0], dict) + data = [next(iter(row.values())) for row in data["rows"]] elif shape in ("objects", "object", "array"): columns = data.get("columns") rows = data.get("rows") - if rows and columns: + if rows and columns and not isinstance(rows[0], dict): data["rows"] = [dict(zip(columns, row)) for row in rows] if shape == "object": - error = None + shape_error = None if "primary_keys" not in data: - error = "_shape=object is only available on tables" + shape_error = "_shape=object is only available on tables" else: pks = data["primary_keys"] if not pks: - error = ( + shape_error = ( "_shape=object not available for tables with no primary keys" ) else: @@ -74,13 +85,18 @@ def json_renderer(args, data, view_name): pk_string = path_from_row_pks(row, pks, not pks) object_rows[pk_string] = row data = object_rows - if error: - data = {"ok": False, "error": error} + if shape_error: + data = {"ok": False, "error": shape_error} elif shape == "array": data = data["rows"] elif shape == "arrays": - pass + if not data["rows"]: + pass + elif isinstance(data["rows"][0], sqlite3.Row): + data["rows"] = [list(row) for row in data["rows"]] + else: + data["rows"] = [list(row.values()) for row in data["rows"]] else: status_code = 400 data = { @@ -89,6 +105,12 @@ def json_renderer(args, data, view_name): "status": 400, "title": None, } + + # Don't include "columns" in output + # https://github.com/simonw/datasette/issues/2136 + if isinstance(data, dict) and "columns" not in request.args.getlist("_extra"): + data.pop("columns", None) + # Handle _nl option for _shape=array nl = args.get("_nl", "") if nl and shape == "array": @@ -98,8 +120,6 @@ def json_renderer(args, data, view_name): body = json.dumps(data, cls=CustomJSONEncoder) content_type = "application/json; charset=utf-8" headers = {} - if next_url: - headers["link"] = f'<{next_url}>; rel="next"' return Response( body, status=status_code, headers=headers, content_type=content_type ) diff --git a/datasette/resources.py b/datasette/resources.py new file mode 100644 index 00000000..ee2e6d98 --- /dev/null +++ b/datasette/resources.py @@ -0,0 +1,58 @@ +"""Core resource types for Datasette's permission system.""" + +from datasette.permissions import Resource + + +class DatabaseResource(Resource): + """A database in Datasette.""" + + name = "database" + parent_class = None # Top of the resource hierarchy + + def __init__(self, database: str): + super().__init__(parent=database, child=None) + + @classmethod + async def resources_sql(cls, datasette, actor=None) -> str: + return """ + SELECT database_name AS parent, NULL AS child + FROM catalog_databases + """ + + +class TableResource(Resource): + """A table in a database.""" + + name = "table" + parent_class = DatabaseResource + + def __init__(self, database: str, table: str): + super().__init__(parent=database, child=table) + + @classmethod + async def resources_sql(cls, datasette, actor=None) -> str: + return """ + SELECT database_name AS parent, table_name AS child + FROM catalog_tables + UNION ALL + SELECT database_name AS parent, view_name AS child + FROM catalog_views + """ + + +class QueryResource(Resource): + """A stored query in a database.""" + + name = "query" + parent_class = DatabaseResource + + def __init__(self, database: str, query: str): + super().__init__(parent=database, child=query) + + @classmethod + async def resources_sql(cls, datasette, actor=None) -> str: + return """ + SELECT q.database_name AS parent, q.name AS child + FROM queries q + JOIN catalog_databases cd ON cd.database_name = q.database_name + """ diff --git a/datasette/static/app.css b/datasette/static/app.css index af3e14d5..815f6db8 100644 --- a/datasette/static/app.css +++ b/datasette/static/app.css @@ -63,6 +63,14 @@ em { } /* end reset */ +/* Modal CSS variables (shared by web components via Shadow DOM) */ +:root { + --modal-backdrop-bg: rgba(0, 0, 0, 0.5); + --modal-backdrop-blur: blur(4px); + --modal-border-radius: 0.75rem; + --modal-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04); + --modal-animation-duration: 0.2s; +} body { margin: 0; @@ -163,28 +171,22 @@ h6, } .page-header { - display: flex; - align-items: center; padding-left: 10px; border-left: 10px solid #666; margin-bottom: 0.75rem; margin-top: 1rem; } .page-header h1 { - display: inline; margin: 0; font-size: 2rem; padding-right: 0.2em; } -.page-header details { - display: inline-flex; -} -.page-header details > summary { + +.page-action-menu details > summary { list-style: none; - display: inline-flex; cursor: pointer; } -.page-header details > summary::-webkit-details-marker { +.page-action-menu details > summary::-webkit-details-marker { display: none; } @@ -228,12 +230,6 @@ button.button-as-link:focus { color: #67C98D; } -a img { - display: block; - max-width: 100%; - border: 0; -} - code, pre { font-family: monospace; @@ -260,6 +256,7 @@ ul.bullets li { ul.tight-bullets li { list-style-type: disc; margin-bottom: 0; + word-break: break-all; } a.not-underlined { text-decoration: none; @@ -270,24 +267,28 @@ a.not-underlined { /* Page Furniture ========================================================= */ /* Header */ -header, -footer { +header.hd, +footer.ft { padding: 0.6rem 1rem 0.5rem 1rem; background-color: #276890; + background: linear-gradient(180deg, rgba(96,144,173,1) 0%, rgba(39,104,144,1) 50%); color: rgba(255,255,244,0.9); overflow: hidden; box-sizing: border-box; min-height: 2.6rem; } -header p, -footer p { +footer.ft { + margin-top: 1rem; +} +header.hd p, +footer.ft p { margin: 0; padding: 0; } -header .crumbs { +header.hd .crumbs { float: left; } -header .actor { +header.hd .actor { float: right; text-align: right; padding-left: 1rem; @@ -296,32 +297,32 @@ header .actor { top: -3px; } -footer a:link, -footer a:visited, -footer a:hover, -footer a:focus, -footer a:active, -footer button.button-as-link { +footer.ft a:link, +footer.ft a:visited, +footer.ft a:hover, +footer.ft a:focus, +footer.ft a:active, +footer.ft button.button-as-link { color: rgba(255,255,244,0.8); } -header a:link, -header a:visited, -header a:hover, -header a:focus, -header a:active, -header button.button-as-link { +header.hd a:link, +header.hd a:visited, +header.hd a:hover, +header.hd a:focus, +header.hd a:active, +header.hd button.button-as-link { color: rgba(255,255,244,0.8); text-decoration: none; } -footer a:hover, -footer a:focus, -footer a:active, -footer.button-as-link:hover, -footer.button-as-link:focus, -header a:hover, -header a:focus, -header a:active, +footer.ft a:hover, +footer.ft a:focus, +footer.ft a:active, +footer.ft .button-as-link:hover, +footer.ft .button-as-link:focus, +header.hd a:hover, +header.hd a:focus, +header.hd a:active, button.button-as-link:hover, button.button-as-link:focus { color: rgba(255,255,244,1); @@ -333,11 +334,6 @@ section.content { margin: 0 1rem; } -/* Footer */ -footer { - margin-top: 1rem; -} - /* Navigation menu */ details.nav-menu > summary { list-style: none; @@ -351,25 +347,85 @@ details.nav-menu > summary::-webkit-details-marker { } details .nav-menu-inner { position: absolute; - top: 2rem; + top: 2.6rem; right: 10px; width: 180px; background-color: #276890; - padding: 1rem; z-index: 1000; + padding: 0; +} +.nav-menu-inner li, +form.nav-menu-logout { + padding: 0.3rem 0.5rem; + border-top: 1px solid #ffffff69; } .nav-menu-inner a { display: block; } +.nav-menu-inner button.button-as-link { + display: block; + width: 100%; + text-align: left; + font: inherit; +} +.nav-menu-inner .keyboard-shortcut { + float: right; + box-sizing: border-box; + min-width: 1.4em; + margin-left: 0.75rem; + padding: 0 0.35em; + border: 1px solid rgba(255,255,244,0.6); + border-radius: 3px; + background: rgba(255,255,244,0.12); + font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; + font-size: 0.85em; + line-height: 1.35; + text-align: center; + text-decoration: none; +} +@media (max-width: 640px) { + .nav-menu-inner .keyboard-shortcut { + display: none; + } +} /* Table/database actions menu */ -.page-header { +.page-action-menu { position: relative; + margin-bottom: 0.5em; +} +.actions-menu-links { + display: inline; } .actions-menu-links .dropdown-menu { position: absolute; top: calc(100% + 10px); - left: -10px; + left: 0; + z-index: 10000; +} +.page-action-menu .icon-text { + display: inline-flex; + align-items: center; + border-radius: .25rem; + padding: 5px 12px 3px 7px; + color: #fff; + font-weight: 400; + font-size: 0.8em; + background: linear-gradient(180deg, #007bff 0%, #4E79C7 100%); + border-color: #007bff; +} +.page-action-menu .icon-text span { + /* Nudge text up a bit */ + position: relative; + top: -2px; +} +.page-action-menu .icon-text:hover { + cursor: pointer; +} +.page-action-menu .icon { + width: 18px; + height: 18px; + margin-right: 4px; } /* Components ============================================================== */ @@ -422,36 +478,30 @@ h2 em { .table-wrapper { overflow-x: auto; } -table { +table.rows-and-columns { border-collapse: collapse; } -td { +table.rows-and-columns td { border-top: 1px solid #aaa; border-right: 1px solid #eee; padding: 4px; vertical-align: top; white-space: pre-wrap; } -td.type-pk { +table.rows-and-columns td.type-pk { font-weight: bold; } -td em { +table.rows-and-columns td em { font-style: normal; font-size: 0.8em; color: #aaa; } -th { +table.rows-and-columns th { padding-right: 1em; } -table a:link { +table.rows-and-columns a:link { text-decoration: none; } -.rows-and-columns td:before { - display: block; - color: black; - margin-left: -10%; - font-size: 0.8em; -} .rows-and-columns td ol, .rows-and-columns td ul { list-style: initial; @@ -469,10 +519,8 @@ a.blob-download { margin-bottom: 0; } - /* Forms =================================================================== */ - form.sql textarea { border: 1px solid #ccc; width: 70%; @@ -481,27 +529,30 @@ form.sql textarea { font-family: monospace; font-size: 1.3em; } -form label { - font-weight: bold; - display: inline-block; +form.sql label { width: 15%; } -.advanced-export form label { - width: auto; -} .advanced-export input[type=submit] { font-size: 0.6em; margin-left: 1em; } label.sort_by_desc { - width: auto; padding-right: 1em; } pre#sql-query { margin-bottom: 1em; } -form input[type=text], -form input[type=search] { + +.core label, +label.core { + font-weight: bold; + display: inline-block; +} + +.core input[type=text], +input.core[type=text], +.core input[type=search], +input.core[type=search] { border: 1px solid #ccc; border-radius: 3px; width: 60%; @@ -510,19 +561,27 @@ form input[type=search] { font-size: 1em; font-family: Helvetica, sans-serif; } -/* Stop Webkit from styling search boxes in an inconsistent way */ -/* https://css-tricks.com/webkit-html5-search-inputs/ comments */ -input[type=search] { +.core input[type=search], +input.core[type=search] { + /* Stop Webkit from styling search boxes in an inconsistent way */ + /* https://css-tricks.com/webkit-html5-search-inputs/ comments */ -webkit-appearance: textfield; } -input[type="search"]::-webkit-search-decoration, -input[type="search"]::-webkit-search-cancel-button, -input[type="search"]::-webkit-search-results-button, -input[type="search"]::-webkit-search-results-decoration { +.core input[type="search"]::-webkit-search-decoration, +input.core[type="search"]::-webkit-search-decoration, +.core input[type="search"]::-webkit-search-cancel-button, +input.core[type="search"]::-webkit-search-cancel-button, +.core input[type="search"]::-webkit-search-results-button, +input.core[type="search"]::-webkit-search-results-button, +.core input[type="search"]::-webkit-search-results-decoration, +input.core[type="search"]::-webkit-search-results-decoration { display: none; } -form input[type=submit], form button[type=button] { +.core input[type=submit], +.core button[type=button], +input.core[type=submit], +button.core[type=button] { font-weight: 400; cursor: pointer; text-align: center; @@ -535,14 +594,16 @@ form input[type=submit], form button[type=button] { border-radius: .25rem; } -form input[type=submit] { +.core input[type=submit], +input.core[type=submit] { color: #fff; - background-color: #007bff; + background: linear-gradient(180deg, #007bff 0%, #4E79C7 100%); border-color: #007bff; -webkit-appearance: button; } -form button[type=button] { +.core button[type=button], +button.core[type=button] { color: #007bff; background-color: #fff; border-color: #007bff; @@ -572,6 +633,9 @@ form button[type=button] { display: inline-block; margin-right: 0.3em; } +.select-wrapper:focus-within { + border: 1px solid black; +} .select-wrapper.filter-op { width: 80px; } @@ -617,10 +681,14 @@ form button[type=button] { border-radius: 3px; -webkit-appearance: none; padding: 9px 4px; - font-size: 1em; + font-size: 16px; font-family: Helvetica, sans-serif; } +#_search { + font-size: 16px; +} + @@ -700,6 +768,474 @@ p.zero-results { .select-wrapper.small-screen-only { display: none; } + +@keyframes datasette-modal-slide-in { + from { + opacity: 0; + transform: translateY(-20px) scale(0.95); + } + to { + opacity: 1; + transform: translateY(0) scale(1); + } +} + +@keyframes datasette-modal-fade-in { + from { opacity: 0; } + to { opacity: 1; } +} + +dialog.mobile-column-actions-dialog { + --ink: #0f0f0f; + --paper: #f5f3ef; + --muted: #6b6b6b; + --rule: #e2dfd8; + --accent: #1a56db; + --card: #ffffff; + border: none; + border-radius: var(--modal-border-radius, 0.75rem); + padding: 0; + margin: auto; + width: min(420px, calc(100vw - 32px)); + max-width: 95vw; + max-height: min(640px, calc(100vh - 32px)); + box-shadow: var(--modal-shadow, 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04)); + animation: datasette-modal-slide-in var(--modal-animation-duration, 0.2s) ease-out; + overflow: hidden; + font-family: system-ui, -apple-system, sans-serif; + background: var(--card); +} + +dialog.mobile-column-actions-dialog[open] { + display: flex; + flex-direction: column; +} + +dialog.mobile-column-actions-dialog::backdrop { + background: var(--modal-backdrop-bg, rgba(0, 0, 0, 0.5)); + backdrop-filter: var(--modal-backdrop-blur, blur(4px)); + -webkit-backdrop-filter: var(--modal-backdrop-blur, blur(4px)); + animation: datasette-modal-fade-in var(--modal-animation-duration, 0.2s) ease-out; +} + +.mobile-column-actions-dialog .modal-header { + padding: 20px 24px 16px; + border-bottom: 1px solid var(--rule); + display: flex; + align-items: center; + justify-content: space-between; + gap: 12px; + flex-shrink: 0; +} + +.mobile-column-actions-dialog .modal-title { + font-size: 1rem; + font-weight: 600; + color: var(--ink); +} + +.mobile-column-actions-dialog .modal-meta { + font-family: ui-monospace, monospace; + font-size: 0.7rem; + color: var(--muted); + background: var(--paper); + padding: 3px 9px; + border-radius: 20px; +} + +.mobile-column-actions-dialog .list-wrap { + flex: 1 1 auto; + min-height: 0; + overflow-y: auto; + overflow-x: hidden; + position: relative; + overscroll-behavior: contain; + -webkit-overflow-scrolling: touch; +} + +.mobile-column-actions-dialog .list-wrap::before, +.mobile-column-actions-dialog .list-wrap::after { + content: ""; + position: sticky; + display: block; + left: 0; + right: 0; + height: 20px; + pointer-events: none; + z-index: 5; +} + +.mobile-column-actions-dialog .list-wrap::before { + top: 0; + background: linear-gradient(to bottom, rgba(255,255,255,0.9), transparent); +} + +.mobile-column-actions-dialog .list-wrap::after { + bottom: 0; + background: linear-gradient(to top, rgba(255,255,255,0.9), transparent); + margin-top: -20px; +} + +.mobile-column-top-actions { + padding: 10px 24px 0; +} + +.mobile-column-top-action { + display: inline-block; + text-decoration: none; +} + +.mobile-column-section { + border-bottom: 1px solid var(--rule); +} + +.mobile-column-actions-dialog .col-header { + width: 100%; + padding: 12px 24px; + font: inherit; + font-weight: 600; + border: 0; + background: none; + cursor: pointer; + display: flex; + justify-content: space-between; + align-items: center; + text-align: left; +} + +.mobile-column-header-text { + display: flex; + flex-direction: column; + gap: 0.15rem; +} + +.mobile-column-name { + color: var(--ink); +} + +.mobile-column-meta { + color: var(--muted); + font-size: 0.78em; + font-family: ui-monospace, monospace; + font-weight: normal; +} + +.mobile-column-chevron { + color: var(--muted); + transition: transform 0.2s ease-out; +} + +.mobile-column-actions-dialog .col-header[aria-expanded="true"] .mobile-column-chevron { + transform: rotate(180deg); +} + +.mobile-column-actions-dialog .col-actions[hidden] { + display: none; +} + +.mobile-column-actions-dialog .col-actions ul, +.mobile-column-actions-dialog .col-actions li { + margin: 0; + padding: 0; + list-style-type: none; +} + +.mobile-column-actions-dialog .col-actions a, +.mobile-column-actions-dialog .col-actions button { + display: block; + width: 100%; + padding: 10px 24px 10px 40px; + color: var(--ink); + text-align: left; + font: inherit; + text-decoration: none; + background: none; + border: 0; + border-top: 1px solid #f5f5f5; + cursor: pointer; +} + +.mobile-column-actions-dialog .col-actions a:hover, +.mobile-column-actions-dialog .col-actions button:hover { + background: var(--paper); +} + +.mobile-column-actions-dialog .col-actions a:active, +.mobile-column-actions-dialog .col-actions button:active { + background: #eee; +} + +.mobile-column-description, +.mobile-column-no-actions { + margin: 0; + padding: 0 24px 12px 24px; + color: var(--muted); + font-size: 0.85em; +} + +.mobile-column-actions-dialog .modal-footer { + padding: 14px 20px; + border-top: 1px solid var(--rule); + display: flex; + align-items: center; + gap: 10px; + flex-shrink: 0; + background: var(--paper); +} + +.mobile-column-actions-dialog .footer-info { + flex: 1; + font-family: ui-monospace, monospace; + font-size: 0.68rem; + color: var(--muted); +} + +.mobile-column-actions-dialog .btn { + border: none; + border-radius: 5px; + padding: 9px 20px; + font-size: 0.85rem; + font-weight: 500; + cursor: pointer; + touch-action: manipulation; + font-family: inherit; + transition: background 0.12s; +} + +.mobile-column-actions-dialog .btn-ghost { + background: transparent; + color: var(--muted); + border: 1px solid var(--rule); +} + +.mobile-column-actions-dialog .btn-ghost:hover { + background: var(--rule); + color: var(--ink); +} + +dialog.set-column-type-dialog { + --ink: #0f0f0f; + --paper: #f5f3ef; + --muted: #6b6b6b; + --rule: #e2dfd8; + --accent: #1a56db; + --card: #ffffff; + border: none; + border-radius: var(--modal-border-radius, 0.75rem); + padding: 0; + margin: auto; + width: min(520px, calc(100vw - 32px)); + max-width: 95vw; + max-height: min(720px, calc(100vh - 32px)); + box-shadow: var(--modal-shadow, 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04)); + animation: datasette-modal-slide-in var(--modal-animation-duration, 0.2s) ease-out; + overflow: hidden; + font-family: system-ui, -apple-system, sans-serif; + background: var(--card); +} + +dialog.set-column-type-dialog[open] { + display: flex; + flex-direction: column; +} + +dialog.set-column-type-dialog::backdrop { + background: var(--modal-backdrop-bg, rgba(0, 0, 0, 0.5)); + backdrop-filter: var(--modal-backdrop-blur, blur(4px)); + -webkit-backdrop-filter: var(--modal-backdrop-blur, blur(4px)); + animation: datasette-modal-fade-in var(--modal-animation-duration, 0.2s) ease-out; +} + +.set-column-type-dialog .modal-header { + padding: 20px 24px 12px; + border-bottom: 1px solid var(--rule); + display: flex; + align-items: center; + justify-content: space-between; + gap: 12px; + flex-shrink: 0; +} + +.set-column-type-dialog .modal-title { + font-size: 1rem; + font-weight: 600; + color: var(--ink); +} + +.set-column-type-dialog .modal-meta { + font-family: ui-monospace, monospace; + font-size: 0.7rem; + color: var(--muted); + background: var(--paper); + padding: 3px 9px; + border-radius: 20px; +} + +.set-column-type-status, +.set-column-type-empty, +.set-column-type-error { + margin: 0; + padding: 12px 24px 0; +} + +.set-column-type-status, +.set-column-type-empty { + color: var(--muted); + font-size: 0.9rem; +} + +.set-column-type-error { + color: #b91c1c; + font-size: 0.9rem; +} + +.set-column-type-options { + padding: 16px 24px 24px; + overflow-y: auto; + display: grid; + gap: 12px; +} + +.set-column-type-option { + display: grid; + grid-template-columns: auto 1fr; + gap: 12px; + align-items: start; + padding: 14px 16px; + border: 1px solid var(--rule); + border-radius: 8px; + background: #fcfbf9; + cursor: pointer; +} + +.set-column-type-option:focus-within { + border-color: var(--accent); + box-shadow: 0 0 0 3px rgba(26, 86, 219, 0.12); +} + +.set-column-type-option input { + margin-top: 3px; +} + +.set-column-type-option-content { + display: grid; + gap: 4px; +} + +.set-column-type-option-name { + font-family: ui-monospace, monospace; + font-size: 0.95rem; + color: var(--ink); +} + +.set-column-type-option-description { + color: var(--muted); + font-size: 0.9rem; +} + +.set-column-type-dialog .modal-footer { + padding: 14px 20px; + border-top: 1px solid var(--rule); + display: flex; + align-items: center; + gap: 10px; + flex-shrink: 0; + background: var(--paper); +} + +.set-column-type-dialog .footer-info { + flex: 1; + font-family: ui-monospace, monospace; + font-size: 0.68rem; + color: var(--muted); +} + +.set-column-type-dialog .btn { + border: none; + border-radius: 5px; + padding: 9px 20px; + font-size: 0.85rem; + font-weight: 500; + cursor: pointer; + touch-action: manipulation; + font-family: inherit; + transition: background 0.12s; +} + +.set-column-type-dialog .btn-ghost { + background: transparent; + color: var(--muted); + border: 1px solid var(--rule); +} + +.set-column-type-dialog .btn-ghost:hover { + background: var(--rule); + color: var(--ink); +} + +.set-column-type-dialog .btn-primary { + background: var(--accent); + color: #fff; +} + +.set-column-type-dialog .btn-primary:hover { + background: #1949b8; +} + +.set-column-type-dialog .btn:disabled { + opacity: 0.65; + cursor: wait; +} + +@media (max-width: 640px) { + dialog.mobile-column-actions-dialog { + width: 95vw; + max-height: 85vh; + border-radius: 0.5rem; + } + + .mobile-column-actions-dialog .modal-header { + padding: 16px 18px 14px; + } + + .mobile-column-top-actions { + padding-left: 18px; + padding-right: 18px; + } + + .mobile-column-actions-dialog .col-header { + padding-left: 18px; + padding-right: 18px; + } + + .mobile-column-actions-dialog .col-actions a, + .mobile-column-actions-dialog .col-actions button { + padding-left: 34px; + padding-right: 18px; + } + + .mobile-column-description, + .mobile-column-no-actions { + padding-left: 18px; + padding-right: 18px; + } + + dialog.set-column-type-dialog { + width: 95vw; + max-height: 85vh; + border-radius: 0.5rem; + } + + .set-column-type-dialog .modal-header, + .set-column-type-status, + .set-column-type-empty, + .set-column-type-error, + .set-column-type-options { + padding-left: 18px; + padding-right: 18px; + } +} + @media only screen and (max-width: 576px) { .small-screen-only { @@ -729,7 +1265,7 @@ p.zero-results { left: -9999px; } - .rows-and-columns tr { + table.rows-and-columns tr { border: 1px solid #ccc; margin-bottom: 1em; border-radius: 10px; @@ -737,7 +1273,7 @@ p.zero-results { padding: 0.2rem; } - .rows-and-columns td { + table.rows-and-columns td { /* Behave like a "row" */ border: none; border-bottom: 1px solid #eee; @@ -745,7 +1281,7 @@ p.zero-results { padding-left: 10%; } - .rows-and-columns td:before { + table.rows-and-columns td:before { display: block; color: black; margin-left: -10%; @@ -761,6 +1297,43 @@ p.zero-results { .filters input.filter-value { width: 140px; } + button.choose-columns-mobile, + button.column-actions-mobile { + display: inline-flex; + align-items: center; + justify-content: center; + padding: 0.5rem 1rem; + margin-bottom: 1em; + font-size: 0.9rem; + line-height: 1.2; + font-family: inherit; + background: white; + border: 1px solid #ccc; + border-radius: 5px; + cursor: pointer; + vertical-align: top; + box-sizing: border-box; + min-height: 2.5rem; + } + + button.column-actions-mobile { + gap: 0.55rem; + } + + button.column-actions-mobile svg { + display: block; + width: 16px; + height: 16px; + flex-shrink: 0; + } + + button.column-actions-mobile span { + line-height: 1.2; + } + + button.choose-columns-mobile { + margin-right: 0.5rem; + } } svg.dropdown-menu-icon { @@ -817,6 +1390,13 @@ svg.dropdown-menu-icon { .dropdown-menu a:hover { background-color: #eee; } +.dropdown-menu .dropdown-description { + margin: 0; + color: #666; + font-size: 0.8em; + max-width: 80vw; + white-space: normal; +} .dropdown-menu .hook { display: block; position: absolute; @@ -829,11 +1409,15 @@ svg.dropdown-menu-icon { border-bottom: 5px solid #666; } -.canned-query-edit-sql { +.stored-query-edit-sql { padding-left: 0.5em; position: relative; top: 1px; } +.save-query { + display: inline-block; + margin-left: 0.45em; +} .blob-download { display: block; diff --git a/datasette/static/cm-editor-6.0.1.bundle.js b/datasette/static/cm-editor-6.0.1.bundle.js new file mode 100644 index 00000000..21b5f461 --- /dev/null +++ b/datasette/static/cm-editor-6.0.1.bundle.js @@ -0,0 +1 @@ +var cm=function(t){"use strict";class e{constructor(){}lineAt(t){if(t<0||t>this.length)throw new 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r=_e.create(i.widget||new fi("span"),o,o?0:i.startSide),l=this.atCursorPos&&!r.isEditable&&s<=n.length&&(t0),a=!r.isEditable&&(tt.some((t=>t))}),bi=N.define({combine:t=>t.some((t=>t))});class xi{constructor(t,e="nearest",i="nearest",n=5,s=5){this.range=t,this.y=e,this.x=i,this.yMargin=n,this.xMargin=s}map(t){return t.empty?this:new xi(this.range.map(t),this.y,this.x,this.yMargin,this.xMargin)}}const ki=ut.define({map:(t,e)=>t.map(e)});function Si(t,e,i){let n=t.facet(gi);n.length?n[0](e):window.onerror?window.onerror(String(e),i,void 0,void 0,e):i?console.error(i+":",e):console.error(e)}const Ci=N.define({combine:t=>!t.length||t[0]});let Ai=0;const Oi=N.define();class Mi{constructor(t,e,i,n){this.id=t,this.create=e,this.domEventHandlers=i,this.extension=n(this)}static define(t,e){const{eventHandlers:i,provide:n,decorations:s}=e||{};return new Mi(Ai++,t,i,(t=>{let e=[Oi.of(t)];return s&&e.push(Ri.of((e=>{let i=e.plugin(t);return i?s(i):ii.none}))),n&&e.push(n(t)),e}))}static fromClass(t,e){return Mi.define((e=>new t(e)),e)}}class Di{constructor(t){this.spec=t,this.mustUpdate=null,this.value=null}update(t){if(this.value){if(this.mustUpdate){let t=this.mustUpdate;if(this.mustUpdate=null,this.value.update)try{this.value.update(t)}catch(e){if(Si(t.state,e,"CodeMirror plugin crashed"),this.value.destroy)try{this.value.destroy()}catch(t){}this.deactivate()}}}else if(this.spec)try{this.value=this.spec.create(t)}catch(e){Si(t.state,e,"CodeMirror plugin crashed"),this.deactivate()}return this}destroy(t){var e;if(null===(e=this.value)||void 0===e?void 0:e.destroy)try{this.value.destroy()}catch(e){Si(t.state,e,"CodeMirror plugin crashed")}}deactivate(){this.spec=this.value=null}}const Ti=N.define(),Pi=N.define(),Ri=N.define(),Ei=N.define(),Bi=N.define(),Li=N.define();class Ni{constructor(t,e,i,n){this.fromA=t,this.toA=e,this.fromB=i,this.toB=n}join(t){return new Ni(Math.min(this.fromA,t.fromA),Math.max(this.toA,t.toA),Math.min(this.fromB,t.fromB),Math.max(this.toB,t.toB))}addToSet(t){let e=t.length,i=this;for(;e>0;e--){let n=t[e-1];if(!(n.fromA>i.toA)){if(n.toAh)break;s+=2}if(!l)return i;new Ni(l.fromA,l.toA,l.fromB,l.toB).addToSet(i),r=l.toA,o=l.toB}}}class Ii{constructor(t,e,i){this.view=t,this.state=e,this.transactions=i,this.flags=0,this.startState=t.state,this.changes=C.empty(this.startState.doc.length);for(let t of i)this.changes=this.changes.compose(t.changes);let n=[];this.changes.iterChangedRanges(((t,e,i,s)=>n.push(new Ni(t,e,i,s)))),this.changedRanges=n;let s=t.hasFocus;s!=t.inputState.notifiedFocused&&(t.inputState.notifiedFocused=s,this.flags|=1)}static create(t,e,i){return new Ii(t,e,i)}get viewportChanged(){return(4&this.flags)>0}get heightChanged(){return(2&this.flags)>0}get geometryChanged(){return this.docChanged||(10&this.flags)>0}get focusChanged(){return(1&this.flags)>0}get docChanged(){return!this.changes.empty}get selectionSet(){return this.transactions.some((t=>t.selection))}get empty(){return 0==this.flags&&0==this.transactions.length}}var Vi=function(t){return t[t.LTR=0]="LTR",t[t.RTL=1]="RTL",t}(Vi||(Vi={}));const Wi=Vi.LTR,zi=Vi.RTL;function Hi(t){let e=[];for(let i=0;i=e){if(o.level==i)return r;(s<0||(0!=n?n<0?o.frome:t[s].level>o.level))&&(s=r)}}if(s<0)throw new RangeError("Index out of range");return s}}const Qi=[];function Ki(t){return[new $i(0,t,0)]}let Gi="";function Ji(t,e,i,n,s){var r;let o=n.head-t.from,l=-1;if(0==o){if(!s||!t.length)return null;e[0].level!=i&&(o=e[0].side(!1,i),l=0)}else if(o==t.length){if(s)return null;let t=e[e.length-1];t.level!=i&&(o=t.side(!0,i),l=e.length-1)}l<0&&(l=$i.find(e,o,null!==(r=n.bidiLevel)&&void 0!==r?r:-1,n.assoc));let a=e[l];o==a.side(s,i)&&(a=e[l+=s?1:-1],o=a.side(!s,i));let h=s==(a.dir==i),c=d(t.text,o,h);if(Gi=t.text.slice(Math.min(o,c),Math.max(o,c)),c!=a.side(s,i))return E.cursor(c+t.from,h?-1:1,a.level);let u=l==(s?e.length-1:0)?null:e[l+(s?1:-1)];return u||a.level==i?u&&u.level1)for(let e of this.points)e.node==t&&e.pos>this.text.length&&(e.pos-=o-1);i=r+o}}readNode(t){if(t.cmIgnore)return;let e=Se.get(t),i=e&&e.overrideDOMText;if(null!=i){this.findPointInside(t,i.length);for(let t=i.iter();!t.next().done;)t.lineBreak?this.lineBreak():this.append(t.value)}else 3==t.nodeType?this.readTextNode(t):"BR"==t.nodeName?t.nextSibling&&this.lineBreak():1==t.nodeType&&this.readRange(t.firstChild,null)}findPointBefore(t,e){for(let i of this.points)i.node==t&&t.childNodes[i.offset]==e&&(i.pos=this.text.length)}findPointInside(t,e){for(let i of this.points)(3==t.nodeType?i.node==t:t.contains(i.node))&&(i.pos=this.text.length+Math.min(e,i.offset))}}function Yi(t){return 1==t.nodeType&&/^(DIV|P|LI|UL|OL|BLOCKQUOTE|DD|DT|H\d|SECTION|PRE)$/.test(t.nodeName)}class tn{constructor(t,e){this.node=t,this.offset=e,this.pos=-1}}class en extends Se{constructor(t){super(),this.view=t,this.compositionDeco=ii.none,this.decorations=[],this.dynamicDecorationMap=[],this.minWidth=0,this.minWidthFrom=0,this.minWidthTo=0,this.impreciseAnchor=null,this.impreciseHead=null,this.forceSelection=!1,this.lastUpdate=Date.now(),this.setDOM(t.contentDOM),this.children=[new ai],this.children[0].setParent(this),this.updateDeco(),this.updateInner([new Ni(0,0,0,t.state.doc.length)],0)}get editorView(){return this.view}get length(){return this.view.state.doc.length}update(t){let e=t.changedRanges;this.minWidth>0&&e.length&&(e.every((({fromA:t,toA:e})=>ethis.minWidthTo))?(this.minWidthFrom=t.changes.mapPos(this.minWidthFrom,1),this.minWidthTo=t.changes.mapPos(this.minWidthTo,1)):this.minWidth=this.minWidthFrom=this.minWidthTo=0),this.view.inputState.composing<0?this.compositionDeco=ii.none:(t.transactions.length||this.dirty)&&(this.compositionDeco=function(t,e){let i=sn(t);if(!i)return ii.none;let{from:n,to:s,node:r,text:o}=i,l=e.mapPos(n,1),a=Math.max(l,e.mapPos(s,-1)),{state:h}=t,c=3==r.nodeType?r.nodeValue:new Zi([],h).readRange(r.firstChild,null).text;if(a-l{this.dom.style.height=this.view.viewState.contentHeight+"px",this.dom.style.flexBasis=this.minWidth?this.minWidth+"px":"";let t=ze.chrome||ze.ios?{node:i.selectionRange.focusNode,written:!1}:void 0;this.sync(t),this.dirty=0,t&&(t.written||i.selectionRange.focusNode!=t.node)&&(this.forceSelection=!0),this.dom.style.height=""}));let n=[];if(this.view.viewport.from||this.view.viewport.to=0?t[e]:null;if(!n)break;let{fromA:s,toA:r,fromB:o,toB:l}=n,{content:a,breakAtStart:h,openStart:c,openEnd:u}=ci.build(this.view.state.doc,o,l,this.decorations,this.dynamicDecorationMap),{i:f,off:d}=i.findPos(r,1),{i:p,off:m}=i.findPos(s,-1);Oe(this,p,m,f,d,a,h,c,u)}}updateSelection(t=!1,e=!1){if(!t&&this.view.observer.selectionRange.focusNode||this.view.observer.readSelectionRange(),!e&&!this.mayControlSelection())return;let i=this.forceSelection;this.forceSelection=!1;let n=this.view.state.selection.main,s=this.domAtPos(n.anchor),r=n.empty?s:this.domAtPos(n.head);if(ze.gecko&&n.empty&&(1==(o=s).node.nodeType&&o.node.firstChild&&(0==o.offset||"false"==o.node.childNodes[o.offset-1].contentEditable)&&(o.offset==o.node.childNodes.length||"false"==o.node.childNodes[o.offset].contentEditable))){let t=document.createTextNode("");this.view.observer.ignore((()=>s.node.insertBefore(t,s.node.childNodes[s.offset]||null))),s=r=new xe(t,0),i=!0}var o;let l=this.view.observer.selectionRange;!i&&l.focusNode&&le(s.node,s.offset,l.anchorNode,l.anchorOffset)&&le(r.node,r.offset,l.focusNode,l.focusOffset)||(this.view.observer.ignore((()=>{ze.android&&ze.chrome&&this.dom.contains(l.focusNode)&&function(t,e){for(let i=t;i&&i!=e;i=i.assignedSlot||i.parentNode)if(1==i.nodeType&&"false"==i.contentEditable)return!0;return!1}(l.focusNode,this.dom)&&(this.dom.blur(),this.dom.focus({preventScroll:!0}));let t=ne(this.view.root);if(t)if(n.empty){if(ze.gecko){let t=(e=s.node,i=s.offset,1!=e.nodeType?0:(i&&"false"==e.childNodes[i-1].contentEditable?1:0)|(in.head&&([s,r]=[r,s]),e.setEnd(r.node,r.offset),e.setStart(s.node,s.offset),t.removeAllRanges(),t.addRange(e)}else;var e,i})),this.view.observer.setSelectionRange(s,r)),this.impreciseAnchor=s.precise?null:new xe(l.anchorNode,l.anchorOffset),this.impreciseHead=r.precise?null:new xe(l.focusNode,l.focusOffset)}enforceCursorAssoc(){if(this.compositionDeco.size)return;let{view:t}=this,e=t.state.selection.main,i=ne(t.root),{anchorNode:n,anchorOffset:s}=t.observer.selectionRange;if(!(i&&e.empty&&e.assoc&&i.modify))return;let r=ai.find(this,e.head);if(!r)return;let o=r.posAtStart;if(e.head==o||e.head==o+r.length)return;let l=this.coordsAt(e.head,-1),a=this.coordsAt(e.head,1);if(!l||!a||l.bottom>a.top)return;let h=this.domAtPos(e.head+e.assoc);i.collapse(h.node,h.offset),i.modify("move",e.assoc<0?"forward":"backward","lineboundary"),t.observer.readSelectionRange();let c=t.observer.selectionRange;t.docView.posFromDOM(c.anchorNode,c.anchorOffset)!=e.from&&i.collapse(n,s)}mayControlSelection(){let t=this.view.root.activeElement;return t==this.dom||re(this.dom,this.view.observer.selectionRange)&&!(t&&this.dom.contains(t))}nearest(t){for(let e=t;e;){let t=Se.get(e);if(t&&t.rootView==this)return t;e=e.parentNode}return null}posFromDOM(t,e){let i=this.nearest(t);if(!i)throw new RangeError("Trying to find position for a DOM position outside of the document");return i.localPosFromDOM(t,e)+i.posAtStart}domAtPos(t){let{i:e,off:i}=this.childCursor().findPos(t,-1);for(;er||t==r&&s.type!=ei.WidgetBefore&&s.type!=ei.WidgetAfter&&(!n||2==e||this.children[n-1].breakAfter||this.children[n-1].type==ei.WidgetBefore&&e>-2))return s.coordsAt(t-r,e);i=r}}measureVisibleLineHeights(t){let e=[],{from:i,to:n}=t,s=this.view.contentDOM.clientWidth,r=s>Math.max(this.view.scrollDOM.clientWidth,this.minWidth)+1,o=-1,l=this.view.textDirection==Vi.LTR;for(let t=0,a=0;an)break;if(t>=i){let i=h.dom.getBoundingClientRect();if(e.push(i.height),r){let e=h.dom.lastChild,n=e?oe(e):[];if(n.length){let e=n[n.length-1],r=l?e.right-i.left:i.right-e.left;r>o&&(o=r,this.minWidth=s,this.minWidthFrom=t,this.minWidthTo=c)}}}t=c+h.breakAfter}return e}textDirectionAt(t){let{i:e}=this.childPos(t,1);return"rtl"==getComputedStyle(this.children[e].dom).direction?Vi.RTL:Vi.LTR}measureTextSize(){for(let t of this.children)if(t instanceof ai){let e=t.measureTextSize();if(e)return e}let t,e,i=document.createElement("div");return i.className="cm-line",i.style.width="99999px",i.textContent="abc def ghi jkl mno pqr stu",this.view.observer.ignore((()=>{this.dom.appendChild(i);let n=oe(i.firstChild)[0];t=i.getBoundingClientRect().height,e=n?n.width/27:7,i.remove()})),{lineHeight:t,charWidth:e}}childCursor(t=this.length){let e=this.children.length;return e&&(t-=this.children[--e].length),new Ae(this.children,t,e)}computeBlockGapDeco(){let t=[],e=this.view.viewState;for(let i=0,n=0;;n++){let s=n==e.viewports.length?null:e.viewports[n],r=s?s.from-1:this.length;if(r>i){let n=e.lineBlockAt(r).bottom-e.lineBlockAt(i).top;t.push(ii.replace({widget:new nn(n),block:!0,inclusive:!0,isBlockGap:!0}).range(i,r))}if(!s)break;i=s.to+1}return ii.set(t)}updateDeco(){let t=this.view.state.facet(Ri).map(((t,e)=>(this.dynamicDecorationMap[e]="function"==typeof t)?t(this.view):t));for(let e=t.length;ei.anchor?-1:1);if(!n)return;!i.empty&&(e=this.coordsAt(i.anchor,i.anchor>i.head?-1:1))&&(n={left:Math.min(n.left,e.left),top:Math.min(n.top,e.top),right:Math.max(n.right,e.right),bottom:Math.max(n.bottom,e.bottom)});let s=0,r=0,o=0,l=0;for(let t of this.view.state.facet(Bi).map((t=>t(this.view))))if(t){let{left:e,right:i,top:n,bottom:a}=t;null!=e&&(s=Math.max(s,e)),null!=i&&(r=Math.max(r,i)),null!=n&&(o=Math.max(o,n)),null!=a&&(l=Math.max(l,a))}let a={left:n.left-s,top:n.top-o,right:n.right+r,bottom:n.bottom+l};!function(t,e,i,n,s,r,o,l){let a=t.ownerDocument,h=a.defaultView||window;for(let c=t;c;)if(1==c.nodeType){let t,u=c==a.body;if(u)t=de(h);else{if(c.scrollHeight<=c.clientHeight&&c.scrollWidth<=c.clientWidth){c=c.assignedSlot||c.parentNode;continue}let e=c.getBoundingClientRect();t={left:e.left,right:e.left+c.clientWidth,top:e.top,bottom:e.top+c.clientHeight}}let f=0,d=0;if("nearest"==s)e.top0&&e.bottom>t.bottom+d&&(d=e.bottom-t.bottom+d+o)):e.bottom>t.bottom&&(d=e.bottom-t.bottom+o,i<0&&e.top-d0&&e.right>t.right+f&&(f=e.right-t.right+f+r)):e.right>t.right&&(f=e.right-t.right+r,i<0&&e.left0&&i<=0)e=ce(t=t.childNodes[e-1]);else{if(!(1==t.nodeType&&e=0))return null;t=t.childNodes[e],e=0}}}class ln{constructor(){this.changes=[]}compareRange(t,e){li(t,e,this.changes)}comparePoint(t,e){li(t,e,this.changes)}}function an(t,e){return e.left>t?e.left-t:Math.max(0,t-e.right)}function hn(t,e){return e.top>t?e.top-t:Math.max(0,t-e.bottom)}function cn(t,e){return t.tope.top+1}function un(t,e){return et.bottom?{top:t.top,left:t.left,right:t.right,bottom:e}:t}function dn(t,e,i){let n,s,r,o,l,a,h,c,u=!1;for(let f=t.firstChild;f;f=f.nextSibling){let t=oe(f);for(let d=0;dg||o==g&&r>m)&&(n=f,s=p,r=m,o=g,u=!m||(m>0?d0)),0==m?i>p.bottom&&(!h||h.bottomp.top)&&(a=f,c=p):h&&cn(h,p)?h=fn(h,p.bottom):c&&cn(c,p)&&(c=un(c,p.top))}}if(h&&h.bottom>=i?(n=l,s=h):c&&c.top<=i&&(n=a,s=c),!n)return{node:t,offset:0};let f=Math.max(s.left,Math.min(s.right,e));return 3==n.nodeType?pn(n,f,i):u&&"false"!=n.contentEditable?dn(n,f,i):{node:t,offset:Array.prototype.indexOf.call(t.childNodes,n)+(e>=(s.left+s.right)/2?1:0)}}function pn(t,e,i){let n=t.nodeValue.length,s=-1,r=1e9,o=0;for(let l=0;li?h.top-i:i-h.bottom)-1;if(h.left-1<=e&&h.right+1>=e&&c=(h.left+h.right)/2,n=i;if(ze.chrome||ze.gecko){we(t,l).getBoundingClientRect().left==h.right&&(n=!i)}if(c<=0)return{node:t,offset:l+(n?1:0)};s=l+(n?1:0),r=c}}}return{node:t,offset:s>-1?s:o>0?t.nodeValue.length:0}}function mn(t,{x:e,y:i},n,s=-1){var r;let o,l=t.contentDOM.getBoundingClientRect(),a=l.top+t.viewState.paddingTop,{docHeight:h}=t.viewState,c=i-a;if(c<0)return 0;if(c>h)return t.state.doc.length;for(let e=t.defaultLineHeight/2,i=!1;o=t.elementAtHeight(c),o.type!=ei.Text;)for(;c=s>0?o.bottom+e:o.top-e,!(c>=0&&c<=h);){if(i)return n?null:0;i=!0,s=-s}i=a+c;let u=o.from;if(ut.viewport.to)return t.viewport.to==t.state.doc.length?t.state.doc.length:n?null:gn(t,l,o,e,i);let f=t.dom.ownerDocument,d=t.root.elementFromPoint?t.root:f,p=d.elementFromPoint(e,i);p&&!t.contentDOM.contains(p)&&(p=null),p||(e=Math.max(l.left+1,Math.min(l.right-1,e)),p=d.elementFromPoint(e,i),p&&!t.contentDOM.contains(p)&&(p=null));let m,g=-1;if(p&&0!=(null===(r=t.docView.nearest(p))||void 0===r?void 0:r.isEditable))if(f.caretPositionFromPoint){let t=f.caretPositionFromPoint(e,i);t&&({offsetNode:m,offset:g}=t)}else if(f.caretRangeFromPoint){let n=f.caretRangeFromPoint(e,i);n&&(({startContainer:m,startOffset:g}=n),(!t.contentDOM.contains(m)||ze.safari&&function(t,e,i){let n;if(3!=t.nodeType||e!=(n=t.nodeValue.length))return!1;for(let e=t.nextSibling;e;e=e.nextSibling)if(1!=e.nodeType||"BR"!=e.nodeName)return!1;return we(t,n-1,n).getBoundingClientRect().left>i}(m,g,e)||ze.chrome&&function(t,e,i){if(0!=e)return!1;for(let e=t;;){let t=e.parentNode;if(!t||1!=t.nodeType||t.firstChild!=e)return!1;if(t.classList.contains("cm-line"))break;e=t}let n=1==t.nodeType?t.getBoundingClientRect():we(t,0,Math.max(t.nodeValue.length,1)).getBoundingClientRect();return i-n.left>5}(m,g,e))&&(m=void 0))}if(!m||!t.docView.dom.contains(m)){let n=ai.find(t.docView,u);if(!n)return c>o.top+o.height/2?o.to:o.from;({node:m,offset:g}=dn(n.dom,e,i))}return t.docView.posFromDOM(m,g)}function gn(t,e,i,n,s){let r=Math.round((n-e.left)*t.defaultCharacterWidth);if(t.lineWrapping&&i.height>1.5*t.defaultLineHeight){r+=Math.floor((s-i.top)/t.defaultLineHeight)*t.viewState.heightOracle.lineLength}let o=t.state.sliceDoc(i.from,i.to);return i.from+qt(o,r,t.state.tabSize)}function vn(t,e,i,n){let s=t.state.doc.lineAt(e.head),r=t.bidiSpans(s),o=t.textDirectionAt(s.from);for(let l=e,a=null;;){let e=Ji(s,r,o,l,i),h=Gi;if(!e){if(s.number==(i?t.state.doc.lines:1))return l;h="\n",s=t.state.doc.line(s.number+(i?1:-1)),r=t.bidiSpans(s),e=E.cursor(i?s.from:s.to)}if(a){if(!a(h))return l}else{if(!n)return e;a=n(h)}l=e}}function wn(t,e,i){let n=t.state.facet(Ei).map((e=>e(t)));for(;;){let t=!1;for(let s of n)s.between(i.from-1,i.from+1,((n,s,r)=>{i.from>n&&i.fromi.from?E.cursor(n,1):E.cursor(s,-1),t=!0)}));if(!t)return i}}class yn{constructor(t){this.lastKeyCode=0,this.lastKeyTime=0,this.lastTouchTime=0,this.lastFocusTime=0,this.lastScrollTop=0,this.lastScrollLeft=0,this.chromeScrollHack=-1,this.pendingIOSKey=void 0,this.lastSelectionOrigin=null,this.lastSelectionTime=0,this.lastEscPress=0,this.lastContextMenu=0,this.scrollHandlers=[],this.registeredEvents=[],this.customHandlers=[],this.composing=-1,this.compositionFirstChange=null,this.compositionEndedAt=0,this.mouseSelection=null;for(let e in An){let i=An[e];t.contentDOM.addEventListener(e,(n=>{Cn(t,n)&&!this.ignoreDuringComposition(n)&&("keydown"==e&&this.keydown(t,n)||(this.mustFlushObserver(n)&&t.observer.forceFlush(),this.runCustomHandlers(e,t,n)?n.preventDefault():i(t,n)))}),On[e]),this.registeredEvents.push(e)}ze.chrome&&102==ze.chrome_version&&t.scrollDOM.addEventListener("wheel",(()=>{this.chromeScrollHack<0?t.contentDOM.style.pointerEvents="none":window.clearTimeout(this.chromeScrollHack),this.chromeScrollHack=setTimeout((()=>{this.chromeScrollHack=-1,t.contentDOM.style.pointerEvents=""}),100)}),{passive:!0}),this.notifiedFocused=t.hasFocus,ze.safari&&t.contentDOM.addEventListener("input",(()=>null))}setSelectionOrigin(t){this.lastSelectionOrigin=t,this.lastSelectionTime=Date.now()}ensureHandlers(t,e){var i;let n;this.customHandlers=[];for(let s of e)if(n=null===(i=s.update(t).spec)||void 0===i?void 0:i.domEventHandlers){this.customHandlers.push({plugin:s.value,handlers:n});for(let e in n)this.registeredEvents.indexOf(e)<0&&"scroll"!=e&&(this.registeredEvents.push(e),t.contentDOM.addEventListener(e,(i=>{Cn(t,i)&&this.runCustomHandlers(e,t,i)&&i.preventDefault()})))}}runCustomHandlers(t,e,i){for(let n of this.customHandlers){let s=n.handlers[t];if(s)try{if(s.call(n.plugin,i,e)||i.defaultPrevented)return!0}catch(t){Si(e.state,t)}}return!1}runScrollHandlers(t,e){this.lastScrollTop=t.scrollDOM.scrollTop,this.lastScrollLeft=t.scrollDOM.scrollLeft;for(let i of this.customHandlers){let n=i.handlers.scroll;if(n)try{n.call(i.plugin,e,t)}catch(e){Si(t.state,e)}}}keydown(t,e){if(this.lastKeyCode=e.keyCode,this.lastKeyTime=Date.now(),9==e.keyCode&&Date.now()t.keyCode==e.keyCode)))&&!e.ctrlKey||xn.indexOf(e.key)>-1&&e.ctrlKey&&!e.shiftKey))&&(this.pendingIOSKey=i||e,setTimeout((()=>this.flushIOSKey(t)),250),!0)}flushIOSKey(t){let e=this.pendingIOSKey;return!!e&&(this.pendingIOSKey=void 0,ye(t.contentDOM,e.key,e.keyCode))}ignoreDuringComposition(t){return!!/^key/.test(t.type)&&(this.composing>0||!!(ze.safari&&!ze.ios&&Date.now()-this.compositionEndedAt<100)&&(this.compositionEndedAt=0,!0))}mustFlushObserver(t){return"keydown"==t.type&&229!=t.keyCode}startMouseSelection(t){this.mouseSelection&&this.mouseSelection.destroy(),this.mouseSelection=t}update(t){this.mouseSelection&&this.mouseSelection.update(t),t.transactions.length&&(this.lastKeyCode=this.lastSelectionTime=0)}destroy(){this.mouseSelection&&this.mouseSelection.destroy()}}const bn=[{key:"Backspace",keyCode:8,inputType:"deleteContentBackward"},{key:"Enter",keyCode:13,inputType:"insertParagraph"},{key:"Delete",keyCode:46,inputType:"deleteContentForward"}],xn="dthko",kn=[16,17,18,20,91,92,224,225];class Sn{constructor(t,e,i,n){this.view=t,this.style=i,this.mustSelect=n,this.lastEvent=e;let s=t.contentDOM.ownerDocument;s.addEventListener("mousemove",this.move=this.move.bind(this)),s.addEventListener("mouseup",this.up=this.up.bind(this)),this.extend=e.shiftKey,this.multiple=t.state.facet(St.allowMultipleSelections)&&function(t,e){let i=t.state.facet(di);return i.length?i[0](e):ze.mac?e.metaKey:e.ctrlKey}(t,e),this.dragMove=function(t,e){let i=t.state.facet(pi);return i.length?i[0](e):ze.mac?!e.altKey:!e.ctrlKey}(t,e),this.dragging=!(!function(t,e){let{main:i}=t.state.selection;if(i.empty)return!1;let n=ne(t.root);if(!n||0==n.rangeCount)return!0;let s=n.getRangeAt(0).getClientRects();for(let t=0;t=e.clientX&&i.top<=e.clientY&&i.bottom>=e.clientY)return!0}return!1}(t,e)||1!=Wn(e))&&null,!1===this.dragging&&(e.preventDefault(),this.select(e))}move(t){if(0==t.buttons)return this.destroy();!1===this.dragging&&this.select(this.lastEvent=t)}up(t){null==this.dragging&&this.select(this.lastEvent),this.dragging||t.preventDefault(),this.destroy()}destroy(){let t=this.view.contentDOM.ownerDocument;t.removeEventListener("mousemove",this.move),t.removeEventListener("mouseup",this.up),this.view.inputState.mouseSelection=null}select(t){let e=this.style.get(t,this.extend,this.multiple);!this.mustSelect&&e.eq(this.view.state.selection)&&e.main.assoc==this.view.state.selection.main.assoc||this.view.dispatch({selection:e,userEvent:"select.pointer",scrollIntoView:!0}),this.mustSelect=!1}update(t){t.docChanged&&this.dragging&&(this.dragging=this.dragging.map(t.changes)),this.style.update(t)&&setTimeout((()=>this.select(this.lastEvent)),20)}}function Cn(t,e){if(!e.bubbles)return!0;if(e.defaultPrevented)return!1;for(let i,n=e.target;n!=t.contentDOM;n=n.parentNode)if(!n||11==n.nodeType||(i=Se.get(n))&&i.ignoreEvent(e))return!1;return!0}const An=Object.create(null),On=Object.create(null),Mn=ze.ie&&ze.ie_version<15||ze.ios&&ze.webkit_version<604;function Dn(t,e){let i,{state:n}=t,s=1,r=n.toText(e),o=r.lines==n.selection.ranges.length;if(null!=Hn&&n.selection.ranges.every((t=>t.empty))&&Hn==r.toString()){let t=-1;i=n.changeByRange((i=>{let l=n.doc.lineAt(i.from);if(l.from==t)return{range:i};t=l.from;let a=n.toText((o?r.line(s++).text:e)+n.lineBreak);return{changes:{from:l.from,insert:a},range:E.cursor(i.from+a.length)}}))}else i=o?n.changeByRange((t=>{let e=r.line(s++);return{changes:{from:t.from,to:t.to,insert:e.text},range:E.cursor(t.from+e.length)}})):n.replaceSelection(r);t.dispatch(i,{userEvent:"input.paste",scrollIntoView:!0})}function Tn(t,e,i,n){if(1==n)return E.cursor(e,i);if(2==n)return function(t,e,i=1){let n=t.charCategorizer(e),s=t.doc.lineAt(e),r=e-s.from;if(0==s.length)return E.cursor(e);0==r?i=1:r==s.length&&(i=-1);let o=r,l=r;i<0?o=d(s.text,r,!1):l=d(s.text,r);let a=n(s.text.slice(o,l));for(;o>0;){let t=d(s.text,o,!1);if(n(s.text.slice(t,o))!=a)break;o=t}for(;l{t.inputState.setSelectionOrigin("select"),27==e.keyCode?t.inputState.lastEscPress=Date.now():kn.indexOf(e.keyCode)<0&&(t.inputState.lastEscPress=0)},An.touchstart=(t,e)=>{t.inputState.lastTouchTime=Date.now(),t.inputState.setSelectionOrigin("select.pointer")},An.touchmove=t=>{t.inputState.setSelectionOrigin("select.pointer")},On.touchstart=On.touchmove={passive:!0},An.mousedown=(t,e)=>{if(t.observer.flush(),t.inputState.lastTouchTime>Date.now()-2e3)return;let i=null;for(let n of t.state.facet(mi))if(i=n(t,e),i)break;if(i||0!=e.button||(i=function(t,e){let i=Bn(t,e),n=Wn(e),s=t.state.selection,r=i,o=e;return{update(t){t.docChanged&&(i.pos=t.changes.mapPos(i.pos),s=s.map(t.changes),o=null)},get(e,l,a){let h;o&&e.clientX==o.clientX&&e.clientY==o.clientY?h=r:(h=r=Bn(t,e),o=e);let c=Tn(t,h.pos,h.bias,n);if(i.pos!=h.pos&&!l){let e=Tn(t,i.pos,i.bias,n),s=Math.min(e.from,c.from),r=Math.max(e.to,c.to);c=s1&&s.ranges.some((t=>t.eq(c)))?function(t,e){for(let i=0;;i++)if(t.ranges[i].eq(e))return E.create(t.ranges.slice(0,i).concat(t.ranges.slice(i+1)),t.mainIndex==i?0:t.mainIndex-(t.mainIndex>i?1:0))}(s,c):a?s.addRange(c):E.create([c])}}}(t,e)),i){let n=t.root.activeElement!=t.contentDOM;n&&t.observer.ignore((()=>ve(t.contentDOM))),t.inputState.startMouseSelection(new Sn(t,e,i,n))}};let Pn=(t,e)=>t>=e.top&&t<=e.bottom,Rn=(t,e,i)=>Pn(e,i)&&t>=i.left&&t<=i.right;function En(t,e,i,n){let s=ai.find(t.docView,e);if(!s)return 1;let r=e-s.posAtStart;if(0==r)return 1;if(r==s.length)return-1;let o=s.coordsAt(r,-1);if(o&&Rn(i,n,o))return-1;let l=s.coordsAt(r,1);return l&&Rn(i,n,l)?1:o&&Pn(n,o)?-1:1}function Bn(t,e){let i=t.posAtCoords({x:e.clientX,y:e.clientY},!1);return{pos:i,bias:En(t,i,e.clientX,e.clientY)}}const Ln=ze.ie&&ze.ie_version<=11;let Nn=null,In=0,Vn=0;function Wn(t){if(!Ln)return t.detail;let e=Nn,i=Vn;return Nn=t,Vn=Date.now(),In=!e||i>Date.now()-400&&Math.abs(e.clientX-t.clientX)<2&&Math.abs(e.clientY-t.clientY)<2?(In+1)%3:1}function zn(t,e,i,n){if(!i)return;let s=t.posAtCoords({x:e.clientX,y:e.clientY},!1);e.preventDefault();let{mouseSelection:r}=t.inputState,o=n&&r&&r.dragging&&r.dragMove?{from:r.dragging.from,to:r.dragging.to}:null,l={from:s,insert:i},a=t.state.changes(o?[o,l]:l);t.focus(),t.dispatch({changes:a,selection:{anchor:a.mapPos(s,-1),head:a.mapPos(s,1)},userEvent:o?"move.drop":"input.drop"})}An.dragstart=(t,e)=>{let{selection:{main:i}}=t.state,{mouseSelection:n}=t.inputState;n&&(n.dragging=i),e.dataTransfer&&(e.dataTransfer.setData("Text",t.state.sliceDoc(i.from,i.to)),e.dataTransfer.effectAllowed="copyMove")},An.drop=(t,e)=>{if(!e.dataTransfer)return;if(t.state.readOnly)return e.preventDefault();let i=e.dataTransfer.files;if(i&&i.length){e.preventDefault();let n=Array(i.length),s=0,r=()=>{++s==i.length&&zn(t,e,n.filter((t=>null!=t)).join(t.state.lineBreak),!1)};for(let t=0;t{/[\x00-\x08\x0e-\x1f]{2}/.test(e.result)||(n[t]=e.result),r()},e.readAsText(i[t])}}else zn(t,e,e.dataTransfer.getData("Text"),!0)},An.paste=(t,e)=>{if(t.state.readOnly)return e.preventDefault();t.observer.flush();let i=Mn?null:e.clipboardData;i?(Dn(t,i.getData("text/plain")),e.preventDefault()):function(t){let e=t.dom.parentNode;if(!e)return;let i=e.appendChild(document.createElement("textarea"));i.style.cssText="position: fixed; left: -10000px; top: 10px",i.focus(),setTimeout((()=>{t.focus(),i.remove(),Dn(t,i.value)}),50)}(t)};let Hn=null;function Fn(t){setTimeout((()=>{t.hasFocus!=t.inputState.notifiedFocused&&t.update([])}),10)}An.copy=An.cut=(t,e)=>{let{text:i,ranges:n,linewise:s}=function(t){let e=[],i=[],n=!1;for(let n of t.selection.ranges)n.empty||(e.push(t.sliceDoc(n.from,n.to)),i.push(n));if(!e.length){let s=-1;for(let{from:n}of t.selection.ranges){let r=t.doc.lineAt(n);r.number>s&&(e.push(r.text),i.push({from:r.from,to:Math.min(t.doc.length,r.to+1)})),s=r.number}n=!0}return{text:e.join(t.lineBreak),ranges:i,linewise:n}}(t.state);if(!i&&!s)return;Hn=s?i:null;let r=Mn?null:e.clipboardData;r?(e.preventDefault(),r.clearData(),r.setData("text/plain",i)):function(t,e){let i=t.dom.parentNode;if(!i)return;let n=i.appendChild(document.createElement("textarea"));n.style.cssText="position: fixed; left: -10000px; top: 10px",n.value=e,n.focus(),n.selectionEnd=e.length,n.selectionStart=0,setTimeout((()=>{n.remove(),t.focus()}),50)}(t,i),"cut"!=e.type||t.state.readOnly||t.dispatch({changes:n,scrollIntoView:!0,userEvent:"delete.cut"})},An.focus=t=>{t.inputState.lastFocusTime=Date.now(),t.scrollDOM.scrollTop||!t.inputState.lastScrollTop&&!t.inputState.lastScrollLeft||(t.scrollDOM.scrollTop=t.inputState.lastScrollTop,t.scrollDOM.scrollLeft=t.inputState.lastScrollLeft),Fn(t)},An.blur=t=>{t.observer.clearSelectionRange(),Fn(t)},An.compositionstart=An.compositionupdate=t=>{null==t.inputState.compositionFirstChange&&(t.inputState.compositionFirstChange=!0),t.inputState.composing<0&&(t.inputState.composing=0)},An.compositionend=t=>{t.inputState.composing=-1,t.inputState.compositionEndedAt=Date.now(),t.inputState.compositionFirstChange=null,ze.chrome&&ze.android&&t.observer.flushSoon(),setTimeout((()=>{t.inputState.composing<0&&t.docView.compositionDeco.size&&t.update([])}),50)},An.contextmenu=t=>{t.inputState.lastContextMenu=Date.now()},An.beforeinput=(t,e)=>{var i;let n;if(ze.chrome&&ze.android&&(n=bn.find((t=>t.inputType==e.inputType)))&&(t.observer.delayAndroidKey(n.key,n.keyCode),"Backspace"==n.key||"Delete"==n.key)){let e=(null===(i=window.visualViewport)||void 0===i?void 0:i.height)||0;setTimeout((()=>{var i;((null===(i=window.visualViewport)||void 0===i?void 0:i.height)||0)>e+10&&t.hasFocus&&(t.contentDOM.blur(),t.focus())}),100)}};const qn=["pre-wrap","normal","pre-line","break-spaces"];class _n{constructor(t){this.lineWrapping=t,this.doc=e.empty,this.heightSamples={},this.lineHeight=14,this.charWidth=7,this.lineLength=30,this.heightChanged=!1}heightForGap(t,e){let i=this.doc.lineAt(e).number-this.doc.lineAt(t).number+1;return this.lineWrapping&&(i+=Math.ceil((e-t-i*this.lineLength*.5)/this.lineLength)),this.lineHeight*i}heightForLine(t){if(!this.lineWrapping)return this.lineHeight;return(1+Math.max(0,Math.ceil((t-this.lineLength)/(this.lineLength-5))))*this.lineHeight}setDoc(t){return this.doc=t,this}mustRefreshForWrapping(t){return qn.indexOf(t)>-1!=this.lineWrapping}mustRefreshForHeights(t){let e=!1;for(let i=0;i-1,o=Math.round(e)!=Math.round(this.lineHeight)||this.lineWrapping!=r;if(this.lineWrapping=r,this.lineHeight=e,this.charWidth=i,this.lineLength=n,o){this.heightSamples={};for(let t=0;t0}set outdated(t){this.flags=(t?2:0)|-3&this.flags}setHeight(t,e){this.height!=e&&(Math.abs(this.height-e)>Qn&&(t.heightChanged=!0),this.height=e)}replace(t,e,i){return Kn.of(i)}decomposeLeft(t,e){e.push(this)}decomposeRight(t,e){e.push(this)}applyChanges(t,e,i,n){let s=this;for(let r=n.length-1;r>=0;r--){let{fromA:o,toA:l,fromB:a,toB:h}=n[r],c=s.lineAt(o,$n.ByPosNoHeight,e,0,0),u=c.to>=l?c:s.lineAt(l,$n.ByPosNoHeight,e,0,0);for(h+=u.to-l,l=u.to;r>0&&c.from<=n[r-1].toA;)o=n[r-1].fromA,a=n[r-1].fromB,r--,o2*s){let s=t[e-1];s.break?t.splice(--e,1,s.left,null,s.right):t.splice(--e,1,s.left,s.right),i+=1+s.break,n-=s.size}else{if(!(s>2*n))break;{let e=t[i];e.break?t.splice(i,1,e.left,null,e.right):t.splice(i,1,e.left,e.right),i+=2+e.break,s-=e.size}}else if(n=s&&r(this.blockAt(0,i,n,s))}updateHeight(t,e=0,i=!1,n){return n&&n.from<=e&&n.more&&this.setHeight(t,n.heights[n.index++]),this.outdated=!1,this}toString(){return`block(${this.length})`}}class Jn extends Gn{constructor(t,e){super(t,e,ei.Text),this.collapsed=0,this.widgetHeight=0}replace(t,e,i){let n=i[0];return 1==i.length&&(n instanceof Jn||n instanceof Xn&&4&n.flags)&&Math.abs(this.length-n.length)<10?(n instanceof Xn?n=new Jn(n.length,this.height):n.height=this.height,this.outdated||(n.outdated=!1),n):Kn.of(i)}updateHeight(t,e=0,i=!1,n){return n&&n.from<=e&&n.more?this.setHeight(t,n.heights[n.index++]):(i||this.outdated)&&this.setHeight(t,Math.max(this.widgetHeight,t.heightForLine(this.length-this.collapsed))),this.outdated=!1,this}toString(){return`line(${this.length}${this.collapsed?-this.collapsed:""}${this.widgetHeight?":"+this.widgetHeight:""})`}}class Xn extends Kn{constructor(t){super(t,0)}lines(t,e){let i=t.lineAt(e).number,n=t.lineAt(e+this.length).number;return{firstLine:i,lastLine:n,lineHeight:this.height/(n-i+1)}}blockAt(t,e,i,n){let{firstLine:s,lastLine:r,lineHeight:o}=this.lines(e,n),l=Math.max(0,Math.min(r-s,Math.floor((t-i)/o))),{from:a,length:h}=e.line(s+l);return new Un(a,h,i+o*l,o,ei.Text)}lineAt(t,e,i,n,s){if(e==$n.ByHeight)return this.blockAt(t,i,n,s);if(e==$n.ByPosNoHeight){let{from:e,to:n}=i.lineAt(t);return new Un(e,n-e,0,0,ei.Text)}let{firstLine:r,lineHeight:o}=this.lines(i,s),{from:l,length:a,number:h}=i.lineAt(t);return new Un(l,a,n+o*(h-r),o,ei.Text)}forEachLine(t,e,i,n,s,r){let{firstLine:o,lineHeight:l}=this.lines(i,s);for(let a=Math.max(t,s),h=Math.min(s+this.length,e);a<=h;){let e=i.lineAt(a);a==t&&(n+=l*(e.number-o)),r(new Un(e.from,e.length,n,l,ei.Text)),n+=l,a=e.to+1}}replace(t,e,i){let n=this.length-e;if(n>0){let t=i[i.length-1];t instanceof Xn?i[i.length-1]=new Xn(t.length+n):i.push(null,new Xn(n-1))}if(t>0){let e=i[0];e instanceof Xn?i[0]=new Xn(t+e.length):i.unshift(new Xn(t-1),null)}return Kn.of(i)}decomposeLeft(t,e){e.push(new Xn(t-1),null)}decomposeRight(t,e){e.push(null,new Xn(this.length-t-1))}updateHeight(t,e=0,i=!1,n){let s=e+this.length;if(n&&n.from<=e+this.length&&n.more){let i=[],r=Math.max(e,n.from),o=-1,l=t.heightChanged;for(n.from>e&&i.push(new Xn(n.from-e-1).updateHeight(t,e));r<=s&&n.more;){let e=t.doc.lineAt(r).length;i.length&&i.push(null);let s=n.heights[n.index++];-1==o?o=s:Math.abs(s-o)>=Qn&&(o=-2);let l=new Jn(e,s);l.outdated=!1,i.push(l),r+=e+1}r<=s&&i.push(null,new Xn(s-r).updateHeight(t,r));let a=Kn.of(i);return t.heightChanged=l||o<0||Math.abs(a.height-this.height)>=Qn||Math.abs(o-this.lines(t.doc,e).lineHeight)>=Qn,a}return(i||this.outdated)&&(this.setHeight(t,t.heightForGap(e,e+this.length)),this.outdated=!1),this}toString(){return`gap(${this.length})`}}class Zn extends Kn{constructor(t,e,i){super(t.length+e+i.length,t.height+i.height,e|(t.outdated||i.outdated?2:0)),this.left=t,this.right=i,this.size=t.size+i.size}get break(){return 1&this.flags}blockAt(t,e,i,n){let s=i+this.left.height;return to))return a;let h=e==$n.ByPosNoHeight?$n.ByPosNoHeight:$n.ByPos;return l?a.join(this.right.lineAt(o,h,i,r,o)):this.left.lineAt(o,h,i,n,s).join(a)}forEachLine(t,e,i,n,s,r){let o=n+this.left.height,l=s+this.left.length+this.break;if(this.break)t=l&&this.right.forEachLine(t,e,i,o,l,r);else{let a=this.lineAt(l,$n.ByPos,i,n,s);t=t&&a.from<=e&&r(a),e>a.to&&this.right.forEachLine(a.to+1,e,i,o,l,r)}}replace(t,e,i){let n=this.left.length+this.break;if(ethis.left.length)return this.balanced(this.left,this.right.replace(t-n,e-n,i));let s=[];t>0&&this.decomposeLeft(t,s);let r=s.length;for(let t of i)s.push(t);if(t>0&&Yn(s,r-1),e=i&&e.push(null)),t>i&&this.right.decomposeLeft(t-i,e)}decomposeRight(t,e){let i=this.left.length,n=i+this.break;if(t>=n)return this.right.decomposeRight(t-n,e);t2*e.size||e.size>2*t.size?Kn.of(this.break?[t,null,e]:[t,e]):(this.left=t,this.right=e,this.height=t.height+e.height,this.outdated=t.outdated||e.outdated,this.size=t.size+e.size,this.length=t.length+this.break+e.length,this)}updateHeight(t,e=0,i=!1,n){let{left:s,right:r}=this,o=e+s.length+this.break,l=null;return n&&n.from<=e+s.length&&n.more?l=s=s.updateHeight(t,e,i,n):s.updateHeight(t,e,i),n&&n.from<=o+r.length&&n.more?l=r=r.updateHeight(t,o,i,n):r.updateHeight(t,o,i),l?this.balanced(s,r):(this.height=this.left.height+this.right.height,this.outdated=!1,this)}toString(){return this.left+(this.break?" ":"-")+this.right}}function Yn(t,e){let i,n;null==t[e]&&(i=t[e-1])instanceof Xn&&(n=t[e+1])instanceof Xn&&t.splice(e-1,3,new Xn(i.length+1+n.length))}class ts{constructor(t,e){this.pos=t,this.oracle=e,this.nodes=[],this.lineStart=-1,this.lineEnd=-1,this.covering=null,this.writtenTo=t}get isCovered(){return this.covering&&this.nodes[this.nodes.length-1]==this.covering}span(t,e){if(this.lineStart>-1){let t=Math.min(e,this.lineEnd),i=this.nodes[this.nodes.length-1];i instanceof Jn?i.length+=t-this.pos:(t>this.pos||!this.isCovered)&&this.nodes.push(new Jn(t-this.pos,-1)),this.writtenTo=t,e>t&&(this.nodes.push(null),this.writtenTo++,this.lineStart=-1)}this.pos=e}point(t,e,i){if(t=5)&&this.addLineDeco(n,s)}else e>t&&this.span(t,e);this.lineEnd>-1&&this.lineEnd-1)return;let{from:t,to:e}=this.oracle.doc.lineAt(this.pos);this.lineStart=t,this.lineEnd=e,this.writtenTot&&this.nodes.push(new Jn(this.pos-t,-1)),this.writtenTo=this.pos}blankContent(t,e){let i=new Xn(e-t);return this.oracle.doc.lineAt(t).to==e&&(i.flags|=4),i}ensureLine(){this.enterLine();let t=this.nodes.length?this.nodes[this.nodes.length-1]:null;if(t instanceof Jn)return t;let e=new Jn(0,-1);return this.nodes.push(e),e}addBlock(t){this.enterLine(),t.type!=ei.WidgetAfter||this.isCovered||this.ensureLine(),this.nodes.push(t),this.writtenTo=this.pos=this.pos+t.length,t.type!=ei.WidgetBefore&&(this.covering=t)}addLineDeco(t,e){let i=this.ensureLine();i.length+=e,i.collapsed+=e,i.widgetHeight=Math.max(i.widgetHeight,t),this.writtenTo=this.pos=this.pos+e}finish(t){let e=0==this.nodes.length?null:this.nodes[this.nodes.length-1];!(this.lineStart>-1)||e instanceof Jn||this.isCovered?(this.writtenToi.clientHeight||i.scrollWidth>i.clientWidth)&&"visible"!=n.overflow){let n=i.getBoundingClientRect();r=Math.max(r,n.left),o=Math.min(o,n.right),l=Math.max(l,n.top),a=e==t.parentNode?n.bottom:Math.min(a,n.bottom)}e="absolute"==n.position||"fixed"==n.position?i.offsetParent:i.parentNode}else{if(11!=e.nodeType)break;e=e.host}return{left:r-i.left,right:Math.max(r,o)-i.left,top:l-(i.top+e),bottom:Math.max(l,a)-(i.top+e)}}function ns(t,e){let i=t.getBoundingClientRect();return{left:0,right:i.right-i.left,top:e,bottom:i.bottom-(i.top+e)}}class ss{constructor(t,e,i){this.from=t,this.to=e,this.size=i}static same(t,e){if(t.length!=e.length)return!1;for(let i=0;i"function"!=typeof t&&"cm-lineWrapping"==t.class));this.heightOracle=new _n(i),this.stateDeco=t.facet(Ri).filter((t=>"function"!=typeof t)),this.heightMap=Kn.empty().applyChanges(this.stateDeco,e.empty,this.heightOracle.setDoc(t.doc),[new Ni(0,0,0,t.doc.length)]),this.viewport=this.getViewport(0,null),this.updateViewportLines(),this.updateForViewport(),this.lineGaps=this.ensureLineGaps([]),this.lineGapDeco=ii.set(this.lineGaps.map((t=>t.draw(!1)))),this.computeVisibleRanges()}updateForViewport(){let t=[this.viewport],{main:e}=this.state.selection;for(let i=0;i<=1;i++){let n=i?e.head:e.anchor;if(!t.some((({from:t,to:e})=>n>=t&&n<=e))){let{from:e,to:i}=this.lineBlockAt(n);t.push(new ls(e,i))}}this.viewports=t.sort(((t,e)=>t.from-e.from)),this.scaler=this.heightMap.height<=7e6?us:new fs(this.heightOracle.doc,this.heightMap,this.viewports)}updateViewportLines(){this.viewportLines=[],this.heightMap.forEachLine(this.viewport.from,this.viewport.to,this.state.doc,0,0,(t=>{this.viewportLines.push(1==this.scaler.scale?t:ds(t,this.scaler))}))}update(t,e=null){this.state=t.state;let i=this.stateDeco;this.stateDeco=this.state.facet(Ri).filter((t=>"function"!=typeof t));let n=t.changedRanges,s=Ni.extendWithRanges(n,function(t,e,i){let n=new es;return Tt.compare(t,e,i,n,0),n.changes}(i,this.stateDeco,t?t.changes:C.empty(this.state.doc.length))),r=this.heightMap.height;this.heightMap=this.heightMap.applyChanges(this.stateDeco,t.startState.doc,this.heightOracle.setDoc(this.state.doc),s),this.heightMap.height!=r&&(t.flags|=2);let o=s.length?this.mapViewport(this.viewport,t.changes):this.viewport;(e&&(e.range.heado.to)||!this.viewportIsAppropriate(o))&&(o=this.getViewport(0,e));let l=!t.changes.empty||2&t.flags||o.from!=this.viewport.from||o.to!=this.viewport.to;this.viewport=o,this.updateForViewport(),l&&this.updateViewportLines(),(this.lineGaps.length||this.viewport.to-this.viewport.from>4e3)&&this.updateLineGaps(this.ensureLineGaps(this.mapLineGaps(this.lineGaps,t.changes))),t.flags|=this.computeVisibleRanges(),e&&(this.scrollTarget=e),!this.mustEnforceCursorAssoc&&t.selectionSet&&t.view.lineWrapping&&t.state.selection.main.empty&&t.state.selection.main.assoc&&!t.state.facet(bi)&&(this.mustEnforceCursorAssoc=!0)}measure(t){let i=t.contentDOM,n=window.getComputedStyle(i),s=this.heightOracle,r=n.whiteSpace;this.defaultTextDirection="rtl"==n.direction?Vi.RTL:Vi.LTR;let o=this.heightOracle.mustRefreshForWrapping(r),l=o||this.mustMeasureContent||this.contentDOMHeight!=i.clientHeight;this.contentDOMHeight=i.clientHeight,this.mustMeasureContent=!1;let a=0,h=0,c=parseInt(n.paddingTop)||0,u=parseInt(n.paddingBottom)||0;this.paddingTop==c&&this.paddingBottom==u||(this.paddingTop=c,this.paddingBottom=u,a|=10),this.editorWidth!=t.scrollDOM.clientWidth&&(s.lineWrapping&&(l=!0),this.editorWidth=t.scrollDOM.clientWidth,a|=8);let f=(this.printing?ns:is)(i,this.paddingTop),d=f.top-this.pixelViewport.top,p=f.bottom-this.pixelViewport.bottom;this.pixelViewport=f;let m=this.pixelViewport.bottom>this.pixelViewport.top&&this.pixelViewport.right>this.pixelViewport.left;if(m!=this.inView&&(this.inView=m,m&&(l=!0)),!this.inView&&!this.scrollTarget)return 0;let g=i.clientWidth;if(this.contentDOMWidth==g&&this.editorHeight==t.scrollDOM.clientHeight||(this.contentDOMWidth=g,this.editorHeight=t.scrollDOM.clientHeight,a|=8),l){let i=t.docView.measureVisibleLineHeights(this.viewport);if(s.mustRefreshForHeights(i)&&(o=!0),o||s.lineWrapping&&Math.abs(g-this.contentDOMWidth)>s.charWidth){let{lineHeight:e,charWidth:n}=t.docView.measureTextSize();o=e>0&&s.refresh(r,e,n,g/n,i),o&&(t.docView.minWidth=0,a|=8)}d>0&&p>0?h=Math.max(d,p):d<0&&p<0&&(h=Math.min(d,p)),s.heightChanged=!1;for(let n of this.viewports){let r=n.from==this.viewport.from?i:t.docView.measureVisibleLineHeights(n);this.heightMap=(o?Kn.empty().applyChanges(this.stateDeco,e.empty,this.heightOracle,[new Ni(0,0,0,t.state.doc.length)]):this.heightMap).updateHeight(s,0,o,new jn(n.from,r))}s.heightChanged&&(a|=2)}let v=!this.viewportIsAppropriate(this.viewport,h)||this.scrollTarget&&(this.scrollTarget.range.headthis.viewport.to);return v&&(this.viewport=this.getViewport(h,this.scrollTarget)),this.updateForViewport(),(2&a||v)&&this.updateViewportLines(),(this.lineGaps.length||this.viewport.to-this.viewport.from>4e3)&&this.updateLineGaps(this.ensureLineGaps(o?[]:this.lineGaps,t)),a|=this.computeVisibleRanges(),this.mustEnforceCursorAssoc&&(this.mustEnforceCursorAssoc=!1,t.docView.enforceCursorAssoc()),a}get visibleTop(){return this.scaler.fromDOM(this.pixelViewport.top)}get visibleBottom(){return this.scaler.fromDOM(this.pixelViewport.bottom)}getViewport(t,e){let i=.5-Math.max(-.5,Math.min(.5,t/1e3/2)),n=this.heightMap,s=this.state.doc,{visibleTop:r,visibleBottom:o}=this,l=new ls(n.lineAt(r-1e3*i,$n.ByHeight,s,0,0).from,n.lineAt(o+1e3*(1-i),$n.ByHeight,s,0,0).to);if(e){let{head:t}=e.range;if(tl.to){let i,r=Math.min(this.editorHeight,this.pixelViewport.bottom-this.pixelViewport.top),o=n.lineAt(t,$n.ByPos,s,0,0);i="center"==e.y?(o.top+o.bottom)/2-r/2:"start"==e.y||"nearest"==e.y&&t=o+Math.max(10,Math.min(i,250)))&&n>r-2e3&&s>1,r=n<<1;if(this.defaultTextDirection!=Vi.LTR&&!i)return[];let o=[],l=(n,r,a,h)=>{if(r-nn&&tt.from>=a.from&&t.to<=a.to&&Math.abs(t.from-n)t.frome))));if(!f){if(rt.from<=r&&t.to>=r))){let t=e.moveToLineBoundary(E.cursor(r),!1,!0).head;t>n&&(r=t)}f=new ss(n,r,this.gapSize(a,n,r,h))}o.push(f)};for(let t of this.viewportLines){if(t.lengtht.from&&l(t.from,s,t,e),ot.draw(this.heightOracle.lineWrapping)))))}computeVisibleRanges(){let t=this.stateDeco;this.lineGaps.length&&(t=t.concat(this.lineGapDeco));let e=[];Tt.spans(t,this.viewport.from,this.viewport.to,{span(t,i){e.push({from:t,to:i})},point(){}},20);let i=e.length!=this.visibleRanges.length||this.visibleRanges.some(((t,i)=>t.from!=e[i].from||t.to!=e[i].to));return this.visibleRanges=e,i?4:0}lineBlockAt(t){return t>=this.viewport.from&&t<=this.viewport.to&&this.viewportLines.find((e=>e.from<=t&&e.to>=t))||ds(this.heightMap.lineAt(t,$n.ByPos,this.state.doc,0,0),this.scaler)}lineBlockAtHeight(t){return ds(this.heightMap.lineAt(this.scaler.fromDOM(t),$n.ByHeight,this.state.doc,0,0),this.scaler)}elementAtHeight(t){return ds(this.heightMap.blockAt(this.scaler.fromDOM(t),this.state.doc,0,0),this.scaler)}get docHeight(){return this.scaler.toDOM(this.heightMap.height)}get contentHeight(){return this.docHeight+this.paddingTop+this.paddingBottom}}class ls{constructor(t,e){this.from=t,this.to=e}}function as(t,e,i){let n=[],s=t,r=0;return Tt.spans(i,t,e,{span(){},point(t,e){t>s&&(n.push({from:s,to:t}),r+=t-s),s=e}},20),s=1)return e[e.length-1].to;let n=Math.floor(t*i);for(let t=0;;t++){let{from:i,to:s}=e[t],r=s-i;if(n<=r)return i+n;n-=r}}function cs(t,e){let i=0;for(let{from:n,to:s}of t.ranges){if(e<=s){i+=e-n;break}i+=s-n}return i/t.total}const us={toDOM:t=>t,fromDOM:t=>t,scale:1};class fs{constructor(t,e,i){let n=0,s=0,r=0;this.viewports=i.map((({from:i,to:s})=>{let r=e.lineAt(i,$n.ByPos,t,0,0).top,o=e.lineAt(s,$n.ByPos,t,0,0).bottom;return n+=o-r,{from:i,to:s,top:r,bottom:o,domTop:0,domBottom:0}})),this.scale=(7e6-n)/(e.height-n);for(let t of this.viewports)t.domTop=r+(t.top-s)*this.scale,r=t.domBottom=t.domTop+(t.bottom-t.top),s=t.bottom}toDOM(t){for(let e=0,i=0,n=0;;e++){let s=eds(t,e))):t.type)}const ps=N.define({combine:t=>t.join(" ")}),ms=N.define({combine:t=>t.indexOf(!0)>-1}),gs=$t.newName(),vs=$t.newName(),ws=$t.newName(),ys={"&light":"."+vs,"&dark":"."+ws};function bs(t,e,i){return new $t(e,{finish:e=>/&/.test(e)?e.replace(/&\w*/,(e=>{if("&"==e)return t;if(!i||!i[e])throw new RangeError(`Unsupported selector: ${e}`);return i[e]})):t+" "+e})}const xs=bs("."+gs,{"&.cm-editor":{position:"relative !important",boxSizing:"border-box","&.cm-focused":{outline:"1px dotted #212121"},display:"flex !important",flexDirection:"column"},".cm-scroller":{display:"flex !important",alignItems:"flex-start !important",fontFamily:"monospace",lineHeight:1.4,height:"100%",overflowX:"auto",position:"relative",zIndex:0},".cm-content":{margin:0,flexGrow:2,flexShrink:0,minHeight:"100%",display:"block",whiteSpace:"pre",wordWrap:"normal",boxSizing:"border-box",padding:"4px 0",outline:"none","&[contenteditable=true]":{WebkitUserModify:"read-write-plaintext-only"}},".cm-lineWrapping":{whiteSpace_fallback:"pre-wrap",whiteSpace:"break-spaces",wordBreak:"break-word",overflowWrap:"anywhere",flexShrink:1},"&light .cm-content":{caretColor:"black"},"&dark .cm-content":{caretColor:"white"},".cm-line":{display:"block",padding:"0 2px 0 4px"},".cm-selectionLayer":{zIndex:-1,contain:"size style"},".cm-selectionBackground":{position:"absolute"},"&light .cm-selectionBackground":{background:"#d9d9d9"},"&dark .cm-selectionBackground":{background:"#222"},"&light.cm-focused .cm-selectionBackground":{background:"#d7d4f0"},"&dark.cm-focused .cm-selectionBackground":{background:"#233"},".cm-cursorLayer":{zIndex:100,contain:"size style",pointerEvents:"none"},"&.cm-focused .cm-cursorLayer":{animation:"steps(1) cm-blink 1.2s infinite"},"@keyframes cm-blink":{"0%":{},"50%":{opacity:0},"100%":{}},"@keyframes cm-blink2":{"0%":{},"50%":{opacity:0},"100%":{}},".cm-cursor, .cm-dropCursor":{position:"absolute",borderLeft:"1.2px solid black",marginLeft:"-0.6px",pointerEvents:"none"},".cm-cursor":{display:"none"},"&dark .cm-cursor":{borderLeftColor:"#444"},"&.cm-focused .cm-cursor":{display:"block"},"&light .cm-activeLine":{backgroundColor:"#cceeff44"},"&dark .cm-activeLine":{backgroundColor:"#99eeff33"},"&light .cm-specialChar":{color:"red"},"&dark .cm-specialChar":{color:"#f78"},".cm-gutters":{flexShrink:0,display:"flex",height:"100%",boxSizing:"border-box",left:0,zIndex:200},"&light .cm-gutters":{backgroundColor:"#f5f5f5",color:"#6c6c6c",borderRight:"1px solid #ddd"},"&dark .cm-gutters":{backgroundColor:"#333338",color:"#ccc"},".cm-gutter":{display:"flex !important",flexDirection:"column",flexShrink:0,boxSizing:"border-box",minHeight:"100%",overflow:"hidden"},".cm-gutterElement":{boxSizing:"border-box"},".cm-lineNumbers .cm-gutterElement":{padding:"0 3px 0 5px",minWidth:"20px",textAlign:"right",whiteSpace:"nowrap"},"&light .cm-activeLineGutter":{backgroundColor:"#e2f2ff"},"&dark .cm-activeLineGutter":{backgroundColor:"#222227"},".cm-panels":{boxSizing:"border-box",position:"sticky",left:0,right:0},"&light .cm-panels":{backgroundColor:"#f5f5f5",color:"black"},"&light .cm-panels-top":{borderBottom:"1px solid #ddd"},"&light .cm-panels-bottom":{borderTop:"1px solid #ddd"},"&dark .cm-panels":{backgroundColor:"#333338",color:"white"},".cm-tab":{display:"inline-block",overflow:"hidden",verticalAlign:"bottom"},".cm-widgetBuffer":{verticalAlign:"text-top",height:"1em",width:0,display:"inline"},".cm-placeholder":{color:"#888",display:"inline-block",verticalAlign:"top"},".cm-button":{verticalAlign:"middle",color:"inherit",fontSize:"70%",padding:".2em 1em",borderRadius:"1px"},"&light .cm-button":{backgroundImage:"linear-gradient(#eff1f5, #d9d9df)",border:"1px solid #888","&:active":{backgroundImage:"linear-gradient(#b4b4b4, #d0d3d6)"}},"&dark .cm-button":{backgroundImage:"linear-gradient(#393939, #111)",border:"1px solid #888","&:active":{backgroundImage:"linear-gradient(#111, #333)"}},".cm-textfield":{verticalAlign:"middle",color:"inherit",fontSize:"70%",border:"1px solid silver",padding:".2em .5em"},"&light .cm-textfield":{backgroundColor:"white"},"&dark .cm-textfield":{border:"1px solid #555",backgroundColor:"inherit"}},ys);class ks{constructor(t,e,i,n){this.typeOver=n,this.bounds=null,this.text="";let{impreciseHead:s,impreciseAnchor:r}=t.docView;if(t.state.readOnly&&e>-1)this.newSel=null;else if(e>-1&&(this.bounds=t.docView.domBoundsAround(e,i,0))){let e=s||r?[]:function(t){let e=[];if(t.root.activeElement!=t.contentDOM)return e;let{anchorNode:i,anchorOffset:n,focusNode:s,focusOffset:r}=t.observer.selectionRange;i&&(e.push(new tn(i,n)),s==i&&r==n||e.push(new tn(s,r)));return e}(t),i=new Zi(e,t.state);i.readRange(this.bounds.startDOM,this.bounds.endDOM),this.text=i.text,this.newSel=function(t,e){if(0==t.length)return null;let i=t[0].pos,n=2==t.length?t[1].pos:i;return i>-1&&n>-1?E.single(i+e,n+e):null}(e,this.bounds.from)}else{let e=t.observer.selectionRange,i=s&&s.node==e.focusNode&&s.offset==e.focusOffset||!se(t.contentDOM,e.focusNode)?t.state.selection.main.head:t.docView.posFromDOM(e.focusNode,e.focusOffset),n=r&&r.node==e.anchorNode&&r.offset==e.anchorOffset||!se(t.contentDOM,e.anchorNode)?t.state.selection.main.anchor:t.docView.posFromDOM(e.anchorNode,e.anchorOffset);this.newSel=E.single(n,i)}}}function Ss(t,i){let n,{newSel:s}=i,r=t.state.selection.main;if(i.bounds){let{from:s,to:o}=i.bounds,l=r.from,a=null;(8===t.inputState.lastKeyCode&&t.inputState.lastKeyTime>Date.now()-100||ze.android&&i.text.length0&&l>0&&t.charCodeAt(o-1)==e.charCodeAt(l-1);)o--,l--;if("end"==n){i-=o+Math.max(0,r-Math.min(o,l))-r}if(o=o?r-i:0,l=r+(l-o),o=r}else if(l=l?r-i:0,o=r+(o-l),l=r}return{from:r,toA:o,toB:l}}(t.state.doc.sliceString(s,o,Xi),i.text,l-s,a);h&&(ze.chrome&&13==t.inputState.lastKeyCode&&h.toB==h.from+2&&"￿￿"==i.text.slice(h.from,h.toB)&&h.toB--,n={from:s+h.from,to:s+h.toA,insert:e.of(i.text.slice(h.from,h.toB).split(Xi))})}else!s||t.hasFocus&&t.state.facet(Ci)&&!s.main.eq(r)||(s=null);if(!n&&!s)return!1;if(!n&&i.typeOver&&!r.empty&&s&&s.main.empty?n={from:r.from,to:r.to,insert:t.state.doc.slice(r.from,r.to)}:n&&n.from>=r.from&&n.to<=r.to&&(n.from!=r.from||n.to!=r.to)&&r.to-r.from-(n.to-n.from)<=4?n={from:r.from,to:r.to,insert:t.state.doc.slice(r.from,n.from).append(n.insert).append(t.state.doc.slice(n.to,r.to))}:(ze.mac||ze.android)&&n&&n.from==n.to&&n.from==r.head-1&&/^\. ?$/.test(n.insert.toString())?(s&&2==n.insert.length&&(s=E.single(s.main.anchor-1,s.main.head-1)),n={from:r.from,to:r.to,insert:e.of([" "])}):ze.chrome&&n&&n.from==n.to&&n.from==r.head&&"\n "==n.insert.toString()&&t.lineWrapping&&(s&&(s=E.single(s.main.anchor-1,s.main.head-1)),n={from:r.from,to:r.to,insert:e.of([" "])}),n){let e=t.state;if(ze.ios&&t.inputState.flushIOSKey(t))return!0;if(ze.android&&(n.from==r.from&&n.to==r.to&&1==n.insert.length&&2==n.insert.lines&&ye(t.contentDOM,"Enter",13)||n.from==r.from-1&&n.to==r.to&&0==n.insert.length&&ye(t.contentDOM,"Backspace",8)||n.from==r.from&&n.to==r.to+1&&0==n.insert.length&&ye(t.contentDOM,"Delete",46)))return!0;let i,o=n.insert.toString();if(t.state.facet(wi).some((e=>e(t,n.from,n.to,o))))return!0;if(t.inputState.composing>=0&&t.inputState.composing++,n.from>=r.from&&n.to<=r.to&&n.to-n.from>=(r.to-r.from)/3&&(!s||s.main.empty&&s.main.from==n.from+n.insert.length)&&t.inputState.composing<0){let s=r.fromn.to?e.sliceDoc(n.to,r.to):"";i=e.replaceSelection(t.state.toText(s+n.insert.sliceString(0,void 0,t.state.lineBreak)+o))}else{let o=e.changes(n),l=s&&!e.selection.main.eq(s.main)&&s.main.to<=o.newLength?s.main:void 0;if(e.selection.ranges.length>1&&t.inputState.composing>=0&&n.to<=r.to&&n.to>=r.to-10){let s=t.state.sliceDoc(n.from,n.to),a=sn(t)||t.state.doc.lineAt(r.head),h=r.to-n.to,c=r.to-r.from;i=e.changeByRange((i=>{if(i.from==r.from&&i.to==r.to)return{changes:o,range:l||i.map(o)};let u=i.to-h,f=u-s.length;if(i.to-i.from!=c||t.state.sliceDoc(f,u)!=s||a&&i.to>=a.from&&i.from<=a.to)return{range:i};let d=e.changes({from:f,to:u,insert:n.insert}),p=i.to-r.to;return{changes:d,range:l?E.range(Math.max(0,l.anchor+p),Math.max(0,l.head+p)):i.map(d)}}))}else i={changes:o,selection:l&&e.selection.replaceRange(l)}}let l="input.type";return t.composing&&(l+=".compose",t.inputState.compositionFirstChange&&(l+=".start",t.inputState.compositionFirstChange=!1)),t.dispatch(i,{scrollIntoView:!0,userEvent:l}),!0}if(s&&!s.main.eq(r)){let e=!1,i="select";return t.inputState.lastSelectionTime>Date.now()-50&&("select"==t.inputState.lastSelectionOrigin&&(e=!0),i=t.inputState.lastSelectionOrigin),t.dispatch({selection:s,scrollIntoView:e,userEvent:i}),!0}return!1}const Cs={childList:!0,characterData:!0,subtree:!0,attributes:!0,characterDataOldValue:!0},As=ze.ie&&ze.ie_version<=11;class Os{constructor(t){this.view=t,this.active=!1,this.selectionRange=new pe,this.selectionChanged=!1,this.delayedFlush=-1,this.resizeTimeout=-1,this.queue=[],this.delayedAndroidKey=null,this.flushingAndroidKey=-1,this.lastChange=0,this.scrollTargets=[],this.intersection=null,this.resize=null,this.intersecting=!1,this.gapIntersection=null,this.gaps=[],this.parentCheck=-1,this.dom=t.contentDOM,this.observer=new MutationObserver((e=>{for(let t of e)this.queue.push(t);(ze.ie&&ze.ie_version<=11||ze.ios&&t.composing)&&e.some((t=>"childList"==t.type&&t.removedNodes.length||"characterData"==t.type&&t.oldValue.length>t.target.nodeValue.length))?this.flushSoon():this.flush()})),As&&(this.onCharData=t=>{this.queue.push({target:t.target,type:"characterData",oldValue:t.prevValue}),this.flushSoon()}),this.onSelectionChange=this.onSelectionChange.bind(this),this.onResize=this.onResize.bind(this),this.onPrint=this.onPrint.bind(this),this.onScroll=this.onScroll.bind(this),"function"==typeof ResizeObserver&&(this.resize=new ResizeObserver((()=>{var t;(null===(t=this.view.docView)||void 0===t?void 0:t.lastUpdate){this.parentCheck<0&&(this.parentCheck=setTimeout(this.listenForScroll.bind(this),1e3)),t.length>0&&t[t.length-1].intersectionRatio>0!=this.intersecting&&(this.intersecting=!this.intersecting,this.intersecting!=this.view.inView&&this.onScrollChanged(document.createEvent("Event")))}),{}),this.intersection.observe(this.dom),this.gapIntersection=new IntersectionObserver((t=>{t.length>0&&t[t.length-1].intersectionRatio>0&&this.onScrollChanged(document.createEvent("Event"))}),{})),this.listenForScroll(),this.readSelectionRange()}onScrollChanged(t){this.view.inputState.runScrollHandlers(this.view,t),this.intersecting&&this.view.measure()}onScroll(t){this.intersecting&&this.flush(!1),this.onScrollChanged(t)}onResize(){this.resizeTimeout<0&&(this.resizeTimeout=setTimeout((()=>{this.resizeTimeout=-1,this.view.requestMeasure()}),50))}onPrint(){this.view.viewState.printing=!0,this.view.measure(),setTimeout((()=>{this.view.viewState.printing=!1,this.view.requestMeasure()}),500)}updateGaps(t){if(this.gapIntersection&&(t.length!=this.gaps.length||this.gaps.some(((e,i)=>e!=t[i])))){this.gapIntersection.disconnect();for(let e of t)this.gapIntersection.observe(e);this.gaps=t}}onSelectionChange(t){let e=this.selectionChanged;if(!this.readSelectionRange()||this.delayedAndroidKey)return;let{view:i}=this,n=this.selectionRange;if(i.state.facet(Ci)?i.root.activeElement!=this.dom:!re(i.dom,n))return;let s=n.anchorNode&&i.docView.nearest(n.anchorNode);s&&s.ignoreEvent(t)?e||(this.selectionChanged=!1):(ze.ie&&ze.ie_version<=11||ze.android&&ze.chrome)&&!i.state.selection.main.empty&&n.focusNode&&le(n.focusNode,n.focusOffset,n.anchorNode,n.anchorOffset)?this.flushSoon():this.flush(!1)}readSelectionRange(){let{view:t}=this,e=ze.safari&&11==t.root.nodeType&&function(t){let e=t.activeElement;for(;e&&e.shadowRoot;)e=e.shadowRoot.activeElement;return e}(this.dom.ownerDocument)==this.dom&&function(t){let e=null;function i(t){t.preventDefault(),t.stopImmediatePropagation(),e=t.getTargetRanges()[0]}if(t.contentDOM.addEventListener("beforeinput",i,!0),t.dom.ownerDocument.execCommand("indent"),t.contentDOM.removeEventListener("beforeinput",i,!0),!e)return null;let n=e.startContainer,s=e.startOffset,r=e.endContainer,o=e.endOffset,l=t.docView.domAtPos(t.state.selection.main.anchor);le(l.node,l.offset,r,o)&&([n,s,r,o]=[r,o,n,s]);return{anchorNode:n,anchorOffset:s,focusNode:r,focusOffset:o}}(this.view)||ne(t.root);if(!e||this.selectionRange.eq(e))return!1;let i=re(this.dom,e);return i&&!this.selectionChanged&&t.inputState.lastFocusTime>Date.now()-200&&t.inputState.lastTouchTime{let t=this.delayedAndroidKey;t&&(this.clearDelayedAndroidKey(),!this.flush()&&t.force&&ye(this.dom,t.key,t.keyCode))};this.flushingAndroidKey=this.view.win.requestAnimationFrame(t)}this.delayedAndroidKey&&"Enter"!=t||(this.delayedAndroidKey={key:t,keyCode:e,force:this.lastChange{this.delayedFlush=-1,this.flush()})))}forceFlush(){this.delayedFlush>=0&&(this.view.win.cancelAnimationFrame(this.delayedFlush),this.delayedFlush=-1),this.flush()}processRecords(){let t=this.queue;for(let e of this.observer.takeRecords())t.push(e);t.length&&(this.queue=[]);let e=-1,i=-1,n=!1;for(let s of t){let t=this.readMutation(s);t&&(t.typeOver&&(n=!0),-1==e?({from:e,to:i}=t):(e=Math.min(t.from,e),i=Math.max(t.to,i)))}return{from:e,to:i,typeOver:n}}readChange(){let{from:t,to:e,typeOver:i}=this.processRecords(),n=this.selectionChanged&&re(this.dom,this.selectionRange);return t<0&&!n?null:(t>-1&&(this.lastChange=Date.now()),this.view.inputState.lastFocusTime=0,this.selectionChanged=!1,new ks(this.view,t,e,i))}flush(t=!0){if(this.delayedFlush>=0||this.delayedAndroidKey)return!1;t&&this.readSelectionRange();let e=this.readChange();if(!e)return!1;let i=this.view.state,n=Ss(this.view,e);return this.view.state==i&&this.view.update([]),n}readMutation(t){let e=this.view.docView.nearest(t.target);if(!e||e.ignoreMutation(t))return null;if(e.markDirty("attributes"==t.type),"attributes"==t.type&&(e.dirty|=4),"childList"==t.type){let i=Ms(e,t.previousSibling||t.target.previousSibling,-1),n=Ms(e,t.nextSibling||t.target.nextSibling,1);return{from:i?e.posAfter(i):e.posAtStart,to:n?e.posBefore(n):e.posAtEnd,typeOver:!1}}return"characterData"==t.type?{from:e.posAtStart,to:e.posAtEnd,typeOver:t.target.nodeValue==t.oldValue}:null}setWindow(t){t!=this.win&&(this.removeWindowListeners(this.win),this.win=t,this.addWindowListeners(this.win))}addWindowListeners(t){t.addEventListener("resize",this.onResize),t.addEventListener("beforeprint",this.onPrint),t.addEventListener("scroll",this.onScroll),t.document.addEventListener("selectionchange",this.onSelectionChange)}removeWindowListeners(t){t.removeEventListener("scroll",this.onScroll),t.removeEventListener("resize",this.onResize),t.removeEventListener("beforeprint",this.onPrint),t.document.removeEventListener("selectionchange",this.onSelectionChange)}destroy(){var t,e,i;this.stop(),null===(t=this.intersection)||void 0===t||t.disconnect(),null===(e=this.gapIntersection)||void 0===e||e.disconnect(),null===(i=this.resize)||void 0===i||i.disconnect();for(let t of this.scrollTargets)t.removeEventListener("scroll",this.onScroll);this.removeWindowListeners(this.win),clearTimeout(this.parentCheck),clearTimeout(this.resizeTimeout),this.win.cancelAnimationFrame(this.delayedFlush),this.win.cancelAnimationFrame(this.flushingAndroidKey)}}function Ms(t,e,i){for(;e;){let n=Se.get(e);if(n&&n.parent==t)return n;let s=e.parentNode;e=s!=t.dom?s:i>0?e.nextSibling:e.previousSibling}return null}class Ds{constructor(t={}){this.plugins=[],this.pluginMap=new Map,this.editorAttrs={},this.contentAttrs={},this.bidiCache=[],this.destroyed=!1,this.updateState=2,this.measureScheduled=-1,this.measureRequests=[],this.contentDOM=document.createElement("div"),this.scrollDOM=document.createElement("div"),this.scrollDOM.tabIndex=-1,this.scrollDOM.className="cm-scroller",this.scrollDOM.appendChild(this.contentDOM),this.announceDOM=document.createElement("div"),this.announceDOM.style.cssText="position: absolute; top: -10000px",this.announceDOM.setAttribute("aria-live","polite"),this.dom=document.createElement("div"),this.dom.appendChild(this.announceDOM),this.dom.appendChild(this.scrollDOM),this._dispatch=t.dispatch||(t=>this.update([t])),this.dispatch=this.dispatch.bind(this),this._root=t.root||function(t){for(;t;){if(t&&(9==t.nodeType||11==t.nodeType&&t.host))return t;t=t.assignedSlot||t.parentNode}return null}(t.parent)||document,this.viewState=new os(t.state||St.create(t)),this.plugins=this.state.facet(Oi).map((t=>new Di(t)));for(let t of this.plugins)t.update(this);this.observer=new Os(this),this.inputState=new yn(this),this.inputState.ensureHandlers(this,this.plugins),this.docView=new en(this),this.mountStyles(),this.updateAttrs(),this.updateState=0,this.requestMeasure(),t.parent&&t.parent.appendChild(this.dom)}get state(){return this.viewState.state}get viewport(){return this.viewState.viewport}get visibleRanges(){return this.viewState.visibleRanges}get inView(){return this.viewState.inView}get composing(){return this.inputState.composing>0}get compositionStarted(){return this.inputState.composing>=0}get root(){return this._root}get win(){return this.dom.ownerDocument.defaultView||window}dispatch(...t){this._dispatch(1==t.length&&t[0]instanceof ft?t[0]:this.state.update(...t))}update(t){if(0!=this.updateState)throw new Error("Calls to EditorView.update are not allowed while an update is in progress");let e,i=!1,n=!1,s=this.state;for(let e of t){if(e.startState!=s)throw new RangeError("Trying to update state with a transaction that doesn't start from the previous state.");s=e.state}if(this.destroyed)return void(this.viewState.state=s);let r=this.observer.delayedAndroidKey,o=null;if(r?(this.observer.clearDelayedAndroidKey(),o=this.observer.readChange(),(o&&!this.state.doc.eq(s.doc)||!this.state.selection.eq(s.selection))&&(o=null)):this.observer.clear(),s.facet(St.phrases)!=this.state.facet(St.phrases))return this.setState(s);e=Ii.create(this,s,t);let l=this.viewState.scrollTarget;try{this.updateState=2;for(let e of t){if(l&&(l=l.map(e.changes)),e.scrollIntoView){let{main:t}=e.state.selection;l=new xi(t.empty?t:E.cursor(t.head,t.head>t.anchor?-1:1))}for(let t of e.effects)t.is(ki)&&(l=t.value)}this.viewState.update(e,l),this.bidiCache=Rs.update(this.bidiCache,e.changes),e.empty||(this.updatePlugins(e),this.inputState.update(e)),i=this.docView.update(e),this.state.facet(Li)!=this.styleModules&&this.mountStyles(),n=this.updateAttrs(),this.showAnnouncements(t),this.docView.updateSelection(i,t.some((t=>t.isUserEvent("select.pointer"))))}finally{this.updateState=0}if(e.startState.facet(ps)!=e.state.facet(ps)&&(this.viewState.mustMeasureContent=!0),(i||n||l||this.viewState.mustEnforceCursorAssoc||this.viewState.mustMeasureContent)&&this.requestMeasure(),!e.empty)for(let t of this.state.facet(vi))t(e);o&&!Ss(this,o)&&r.force&&ye(this.contentDOM,r.key,r.keyCode)}setState(t){if(0!=this.updateState)throw new Error("Calls to EditorView.setState are not allowed while an update is in progress");if(this.destroyed)return void(this.viewState.state=t);this.updateState=2;let e=this.hasFocus;try{for(let t of this.plugins)t.destroy(this);this.viewState=new os(t),this.plugins=t.facet(Oi).map((t=>new Di(t))),this.pluginMap.clear();for(let t of this.plugins)t.update(this);this.docView=new en(this),this.inputState.ensureHandlers(this,this.plugins),this.mountStyles(),this.updateAttrs(),this.bidiCache=[]}finally{this.updateState=0}e&&this.focus(),this.requestMeasure()}updatePlugins(t){let e=t.startState.facet(Oi),i=t.state.facet(Oi);if(e!=i){let n=[];for(let s of i){let i=e.indexOf(s);if(i<0)n.push(new Di(s));else{let e=this.plugins[i];e.mustUpdate=t,n.push(e)}}for(let e of this.plugins)e.mustUpdate!=t&&e.destroy(this);this.plugins=n,this.pluginMap.clear(),this.inputState.ensureHandlers(this,this.plugins)}else for(let e of this.plugins)e.mustUpdate=t;for(let t=0;t-1&&cancelAnimationFrame(this.measureScheduled),this.measureScheduled=0,t&&this.observer.forceFlush();let e=null,{scrollHeight:i,scrollTop:n,clientHeight:s}=this.scrollDOM,r=n>i-s-4?i:n;try{for(let t=0;;t++){this.updateState=1;let i=this.viewport,n=this.viewState.lineBlockAtHeight(r),s=this.viewState.measure(this);if(!s&&!this.measureRequests.length&&null==this.viewState.scrollTarget)break;if(t>5){console.warn(this.measureRequests.length?"Measure loop restarted more than 5 times":"Viewport failed to stabilize");break}let o=[];4&s||([this.measureRequests,o]=[o,this.measureRequests]);let l=o.map((t=>{try{return t.read(this)}catch(t){return Si(this.state,t),Ps}})),a=Ii.create(this,this.state,[]),h=!1,c=!1;a.flags|=s,e?e.flags|=s:e=a,this.updateState=2,a.empty||(this.updatePlugins(a),this.inputState.update(a),this.updateAttrs(),h=this.docView.update(a));for(let t=0;t1||t<-1)&&(this.scrollDOM.scrollTop+=t,c=!0)}if(h&&this.docView.updateSelection(!0),this.viewport.from==i.from&&this.viewport.to==i.to&&!c&&0==this.measureRequests.length)break}}finally{this.updateState=0,this.measureScheduled=-1}if(e&&!e.empty)for(let t of this.state.facet(vi))t(e)}get themeClasses(){return gs+" "+(this.state.facet(ms)?ws:vs)+" "+this.state.facet(ps)}updateAttrs(){let t=Es(this,Ti,{class:"cm-editor"+(this.hasFocus?" cm-focused ":" ")+this.themeClasses}),e={spellcheck:"false",autocorrect:"off",autocapitalize:"off",translate:"no",contenteditable:this.state.facet(Ci)?"true":"false",class:"cm-content",style:`${ze.tabSize}: ${this.state.tabSize}`,role:"textbox","aria-multiline":"true"};this.state.readOnly&&(e["aria-readonly"]="true"),Es(this,Pi,e);let i=this.observer.ignore((()=>{let i=Ye(this.contentDOM,this.contentAttrs,e),n=Ye(this.dom,this.editorAttrs,t);return i||n}));return this.editorAttrs=t,this.contentAttrs=e,i}showAnnouncements(t){let e=!0;for(let i of t)for(let t of i.effects)if(t.is(Ds.announce)){e&&(this.announceDOM.textContent=""),e=!1,this.announceDOM.appendChild(document.createElement("div")).textContent=t.value}}mountStyles(){this.styleModules=this.state.facet(Li),$t.mount(this.root,this.styleModules.concat(xs).reverse())}readMeasured(){if(2==this.updateState)throw new Error("Reading the editor layout isn't allowed during an update");0==this.updateState&&this.measureScheduled>-1&&this.measure(!1)}requestMeasure(t){if(this.measureScheduled<0&&(this.measureScheduled=this.win.requestAnimationFrame((()=>this.measure()))),t){if(null!=t.key)for(let e=0;ee.spec==t))||null),e&&e.update(this).value}get documentTop(){return this.contentDOM.getBoundingClientRect().top+this.viewState.paddingTop}get documentPadding(){return{top:this.viewState.paddingTop,bottom:this.viewState.paddingBottom}}elementAtHeight(t){return this.readMeasured(),this.viewState.elementAtHeight(t)}lineBlockAtHeight(t){return this.readMeasured(),this.viewState.lineBlockAtHeight(t)}get viewportLineBlocks(){return this.viewState.viewportLines}lineBlockAt(t){return this.viewState.lineBlockAt(t)}get contentHeight(){return this.viewState.contentHeight}moveByChar(t,e,i){return wn(this,t,vn(this,t,e,i))}moveByGroup(t,e){return wn(this,t,vn(this,t,e,(e=>function(t,e,i){let n=t.state.charCategorizer(e),s=n(i);return t=>{let e=n(t);return s==yt.Space&&(s=e),s==e}}(this,t.head,e))))}moveToLineBoundary(t,e,i=!0){return function(t,e,i,n){let s=t.state.doc.lineAt(e.head),r=n&&t.lineWrapping?t.coordsAtPos(e.assoc<0&&e.head>s.from?e.head-1:e.head):null;if(r){let e=t.dom.getBoundingClientRect(),n=t.textDirectionAt(s.from),o=t.posAtCoords({x:i==(n==Vi.LTR)?e.right-1:e.left+1,y:(r.top+r.bottom)/2});if(null!=o)return E.cursor(o,i?-1:1)}let o=ai.find(t.docView,e.head),l=o?i?o.posAtEnd:o.posAtStart:i?s.to:s.from;return E.cursor(l,i?-1:1)}(this,t,e,i)}moveVertically(t,e,i){return wn(this,t,function(t,e,i,n){let s=e.head,r=i?1:-1;if(s==(i?t.state.doc.length:0))return E.cursor(s,e.assoc);let o,l=e.goalColumn,a=t.contentDOM.getBoundingClientRect(),h=t.coordsAtPos(s),c=t.documentTop;if(h)null==l&&(l=h.left-a.left),o=r<0?h.top:h.bottom;else{let e=t.viewState.lineBlockAt(s);null==l&&(l=Math.min(a.right-a.left,t.defaultCharacterWidth*(s-e.from))),o=(r<0?e.top:e.bottom)+c}let u=a.left+l,f=null!=n?n:t.defaultLineHeight>>1;for(let i=0;;i+=10){let n=o+(f+i)*r,h=mn(t,{x:u,y:n},!1,r);if(na.bottom||(r<0?hs))return E.cursor(h,e.assoc,void 0,l)}}(this,t,e,i))}domAtPos(t){return this.docView.domAtPos(t)}posAtDOM(t,e=0){return this.docView.posFromDOM(t,e)}posAtCoords(t,e=!0){return this.readMeasured(),mn(this,t,e)}coordsAtPos(t,e=1){this.readMeasured();let i=this.docView.coordsAt(t,e);if(!i||i.left==i.right)return i;let n=this.state.doc.lineAt(t),s=this.bidiSpans(n);return fe(i,s[$i.find(s,t-n.from,-1,e)].dir==Vi.LTR==e>0)}get defaultCharacterWidth(){return this.viewState.heightOracle.charWidth}get defaultLineHeight(){return this.viewState.heightOracle.lineHeight}get textDirection(){return this.viewState.defaultTextDirection}textDirectionAt(t){return!this.state.facet(yi)||tthis.viewport.to?this.textDirection:(this.readMeasured(),this.docView.textDirectionAt(t))}get lineWrapping(){return this.viewState.heightOracle.lineWrapping}bidiSpans(t){if(t.length>Ts)return Ki(t.length);let e=this.textDirectionAt(t.from);for(let i of this.bidiCache)if(i.from==t.from&&i.dir==e)return i.order;let i=function(t,e){let i=t.length,n=e==Wi?1:2,s=e==Wi?2:1;if(!t||1==n&&!Ui.test(t))return Ki(i);for(let e=0,s=n,o=n;e=0;t-=3)if(ji[t+1]==-r){let e=ji[t+2],i=2&e?n:4&e?1&e?s:n:0;i&&(Qi[l]=Qi[ji[t]]=i),a=t;break}}else{if(189==ji.length)break;ji[a++]=l,ji[a++]=e,ji[a++]=h}else if(2==(o=Qi[l])||1==o){let t=o==n;h=t?0:1;for(let e=a-3;e>=0;e-=3){let i=ji[e+2];if(2&i)break;if(t)ji[e+2]|=2;else{if(4&i)break;ji[e+2]|=4}}}for(let t=0;te;){let t=i,n=2!=Qi[--i];for(;i>e&&n==(2!=Qi[i-1]);)i--;o.push(new $i(i,t,n?2:1))}else o.push(new $i(e,t,0))}else for(let t=0;tDate.now()-3e4)&&this.root.activeElement==this.contentDOM}focus(){this.observer.ignore((()=>{ve(this.contentDOM),this.docView.updateSelection()}))}setRoot(t){this._root!=t&&(this._root=t,this.observer.setWindow((9==t.nodeType?t:t.ownerDocument).defaultView||window),this.mountStyles())}destroy(){for(let t of this.plugins)t.destroy(this);this.plugins=[],this.inputState.destroy(),this.dom.remove(),this.observer.destroy(),this.measureScheduled>-1&&cancelAnimationFrame(this.measureScheduled),this.destroyed=!0}static scrollIntoView(t,e={}){return ki.of(new xi("number"==typeof t?E.cursor(t):t,e.y,e.x,e.yMargin,e.xMargin))}static domEventHandlers(t){return Mi.define((()=>({})),{eventHandlers:t})}static theme(t,e){let i=$t.newName(),n=[ps.of(i),Li.of(bs(`.${i}`,t))];return e&&e.dark&&n.push(ms.of(!0)),n}static baseTheme(t){return K.lowest(Li.of(bs("."+gs,t,ys)))}static findFromDOM(t){var e;let i=t.querySelector(".cm-content"),n=i&&Se.get(i)||Se.get(t);return(null===(e=null==n?void 0:n.rootView)||void 0===e?void 0:e.view)||null}}Ds.styleModule=Li,Ds.inputHandler=wi,Ds.perLineTextDirection=yi,Ds.exceptionSink=gi,Ds.updateListener=vi,Ds.editable=Ci,Ds.mouseSelectionStyle=mi,Ds.dragMovesSelection=pi,Ds.clickAddsSelectionRange=di,Ds.decorations=Ri,Ds.atomicRanges=Ei,Ds.scrollMargins=Bi,Ds.darkTheme=ms,Ds.contentAttributes=Pi,Ds.editorAttributes=Ti,Ds.lineWrapping=Ds.contentAttributes.of({class:"cm-lineWrapping"}),Ds.announce=ut.define();const Ts=4096,Ps={};class Rs{constructor(t,e,i,n){this.from=t,this.to=e,this.dir=i,this.order=n}static update(t,e){if(e.empty)return t;let i=[],n=t.length?t[t.length-1].dir:Vi.LTR;for(let s=Math.max(0,t.length-10);s=0;s--){let e=n[s],r="function"==typeof e?e(t):e;r&&Xe(r,i)}return i}const Bs=ze.mac?"mac":ze.windows?"win":ze.linux?"linux":"key";function Ls(t,e,i){return e.altKey&&(t="Alt-"+t),e.ctrlKey&&(t="Ctrl-"+t),e.metaKey&&(t="Meta-"+t),!1!==i&&e.shiftKey&&(t="Shift-"+t),t}const Ns=K.default(Ds.domEventHandlers({keydown:(t,e)=>Hs(Ws(e.state),t,e,"editor")})),Is=N.define({enables:Ns}),Vs=new WeakMap;function Ws(t){let e=t.facet(Is),i=Vs.get(e);return i||Vs.set(e,i=function(t,e=Bs){let i=Object.create(null),n=Object.create(null),s=(t,e)=>{let i=n[t];if(null==i)n[t]=e;else if(i!=e)throw new Error("Key binding "+t+" is used both as a regular binding and as a multi-stroke prefix")},r=(t,n,r,o)=>{var l,a;let h=i[t]||(i[t]=Object.create(null)),c=n.split(/ (?!$)/).map((t=>function(t,e){const i=t.split(/-(?!$)/);let n,s,r,o,l=i[i.length-1];"Space"==l&&(l=" ");for(let t=0;t{let n=zs={view:e,prefix:i,scope:t};return setTimeout((()=>{zs==n&&(zs=null)}),4e3),!0}]})}let u=c.join(" ");s(u,!1);let f=h[u]||(h[u]={preventDefault:!1,run:(null===(a=null===(l=h._any)||void 0===l?void 0:l.run)||void 0===a?void 0:a.slice())||[]});r&&f.run.push(r),o&&(f.preventDefault=!0)};for(let n of t){let t=n.scope?n.scope.split(" "):["editor"];if(n.any)for(let e of t){let t=i[e]||(i[e]=Object.create(null));t._any||(t._any={preventDefault:!1,run:[]});for(let e in t)t[e].run.push(n.any)}let s=n[e]||n.key;if(s)for(let e of t)r(e,s,n.run,n.preventDefault),n.shift&&r(e,"Shift-"+s,n.shift,n.preventDefault)}return i}(e.reduce(((t,e)=>t.concat(e)),[]))),i}let zs=null;function Hs(t,e,i,n){let s=function(t){var e=!(te&&(t.ctrlKey||t.altKey||t.metaKey)||Yt&&t.shiftKey&&t.key&&1==t.key.length||"Unidentified"==t.key)&&t.key||(t.shiftKey?Jt:Gt)[t.keyCode]||t.key||"Unidentified";return"Esc"==e&&(e="Escape"),"Del"==e&&(e="Delete"),"Left"==e&&(e="ArrowLeft"),"Up"==e&&(e="ArrowUp"),"Right"==e&&(e="ArrowRight"),"Down"==e&&(e="ArrowDown"),e}(e),r=b(w(s,0))==s.length&&" "!=s,o="",l=!1;zs&&zs.view==i&&zs.scope==n&&(o=zs.prefix+" ",(l=kn.indexOf(e.keyCode)<0)&&(zs=null));let a,h,c=new Set,u=t=>{if(t){for(let n of t.run)if(!c.has(n)&&(c.add(n),n(i,e)))return!0;t.preventDefault&&(l=!0)}return!1},f=t[n];if(f){if(u(f[o+Ls(s,e,!r)]))return!0;if(r&&(e.altKey||e.metaKey||e.ctrlKey)&&(a=Gt[e.keyCode])&&a!=s){if(u(f[o+Ls(a,e,!0)]))return!0;if(e.shiftKey&&(h=Jt[e.keyCode])!=s&&h!=a&&u(f[o+Ls(h,e,!1)]))return!0}else if(r&&e.shiftKey&&u(f[o+Ls(s,e,!0)]))return!0;if(u(f._any))return!0}return l}const Fs=!ze.ios,qs=N.define({combine:t=>Ct(t,{cursorBlinkRate:1200,drawRangeCursor:!0},{cursorBlinkRate:(t,e)=>Math.min(t,e),drawRangeCursor:(t,e)=>t||e})});function _s(t={}){return[qs.of(t),Us,Qs,bi.of(!0)]}class js{constructor(t,e,i,n,s){this.left=t,this.top=e,this.width=i,this.height=n,this.className=s}draw(){let t=document.createElement("div");return t.className=this.className,this.adjust(t),t}adjust(t){t.style.left=this.left+"px",t.style.top=this.top+"px",this.width>=0&&(t.style.width=this.width+"px"),t.style.height=this.height+"px"}eq(t){return this.left==t.left&&this.top==t.top&&this.width==t.width&&this.height==t.height&&this.className==t.className}}const Us=Mi.fromClass(class{constructor(t){this.view=t,this.rangePieces=[],this.cursors=[],this.measureReq={read:this.readPos.bind(this),write:this.drawSel.bind(this)},this.selectionLayer=t.scrollDOM.appendChild(document.createElement("div")),this.selectionLayer.className="cm-selectionLayer",this.selectionLayer.setAttribute("aria-hidden","true"),this.cursorLayer=t.scrollDOM.appendChild(document.createElement("div")),this.cursorLayer.className="cm-cursorLayer",this.cursorLayer.setAttribute("aria-hidden","true"),t.requestMeasure(this.measureReq),this.setBlinkRate()}setBlinkRate(){this.cursorLayer.style.animationDuration=this.view.state.facet(qs).cursorBlinkRate+"ms"}update(t){let e=t.startState.facet(qs)!=t.state.facet(qs);(e||t.selectionSet||t.geometryChanged||t.viewportChanged)&&this.view.requestMeasure(this.measureReq),t.transactions.some((t=>t.scrollIntoView))&&(this.cursorLayer.style.animationName="cm-blink"==this.cursorLayer.style.animationName?"cm-blink2":"cm-blink"),e&&this.setBlinkRate()}readPos(){let{state:t}=this.view,e=t.facet(qs),i=t.selection.ranges.map((t=>t.empty?[]:function(t,e){if(e.to<=t.viewport.from||e.from>=t.viewport.to)return[];let i=Math.max(e.from,t.viewport.from),n=Math.min(e.to,t.viewport.to),s=t.textDirection==Vi.LTR,r=t.contentDOM,o=r.getBoundingClientRect(),l=Ks(t),a=window.getComputedStyle(r.firstChild),h=o.left+parseInt(a.paddingLeft)+Math.min(0,parseInt(a.textIndent)),c=o.right-parseInt(a.paddingRight),u=Js(t,i),f=Js(t,n),d=u.type==ei.Text?u:null,p=f.type==ei.Text?f:null;t.lineWrapping&&(d&&(d=Gs(t,i,d)),p&&(p=Gs(t,n,p)));if(d&&p&&d.from==p.from)return g(v(e.from,e.to,d));{let i=d?v(e.from,null,d):w(u,!1),n=p?v(null,e.to,p):w(f,!0),s=[];return(d||u).to<(p||f).from-1?s.push(m(h,i.bottom,c,n.top)):i.bottomu&&n.from=r)break;l>s&&a(Math.max(t,s),null==e&&t<=u,Math.min(l,r),null==i&&l>=f,o.dir)}if(s=n.to+1,s>=r)break}return 0==l.length&&a(u,null==e,f,null==i,t.textDirection),{top:r,bottom:o,horizontal:l}}function w(t,e){let i=o.top+(e?t.top:t.bottom);return{top:i,bottom:i,horizontal:[]}}}(this.view,t))).reduce(((t,e)=>t.concat(e))),n=[];for(let i of t.selection.ranges){let s=i==t.selection.main;if(i.empty?!s||Fs:e.drawRangeCursor){let t=Xs(this.view,i,s);t&&n.push(t)}}return{rangePieces:i,cursors:n}}drawSel({rangePieces:t,cursors:e}){if(t.length!=this.rangePieces.length||t.some(((t,e)=>!t.eq(this.rangePieces[e])))){this.selectionLayer.textContent="";for(let e of t)this.selectionLayer.appendChild(e.draw());this.rangePieces=t}if(e.length!=this.cursors.length||e.some(((t,e)=>!t.eq(this.cursors[e])))){let t=this.cursorLayer.children;if(t.length!==e.length){this.cursorLayer.textContent="";for(const t of e)this.cursorLayer.appendChild(t.draw())}else e.forEach(((e,i)=>e.adjust(t[i])));this.cursors=e}}destroy(){this.selectionLayer.remove(),this.cursorLayer.remove()}}),$s={".cm-line":{"& ::selection":{backgroundColor:"transparent !important"},"&::selection":{backgroundColor:"transparent !important"}}};Fs&&($s[".cm-line"].caretColor="transparent !important");const Qs=K.highest(Ds.theme($s));function Ks(t){let e=t.scrollDOM.getBoundingClientRect();return{left:(t.textDirection==Vi.LTR?e.left:e.right-t.scrollDOM.clientWidth)-t.scrollDOM.scrollLeft,top:e.top-t.scrollDOM.scrollTop}}function Gs(t,e,i){let n=E.cursor(e);return{from:Math.max(i.from,t.moveToLineBoundary(n,!1,!0).from),to:Math.min(i.to,t.moveToLineBoundary(n,!0,!0).from),type:ei.Text}}function Js(t,e){let i=t.lineBlockAt(e);if(Array.isArray(i.type))for(let t of i.type)if(t.to>e||t.to==e&&(t.to==i.to||t.type==ei.Text))return t;return i}function Xs(t,e,i){let n=t.coordsAtPos(e.head,e.assoc||1);if(!n)return null;let s=Ks(t);return new js(n.left-s.left,n.top-s.top,-1,n.bottom-n.top,i?"cm-cursor cm-cursor-primary":"cm-cursor cm-cursor-secondary")}const Zs=ut.define({map:(t,e)=>null==t?null:e.mapPos(t)}),Ys=q.define({create:()=>null,update:(t,e)=>(null!=t&&(t=e.changes.mapPos(t)),e.effects.reduce(((t,e)=>e.is(Zs)?e.value:t),t))}),tr=Mi.fromClass(class{constructor(t){this.view=t,this.cursor=null,this.measureReq={read:this.readPos.bind(this),write:this.drawCursor.bind(this)}}update(t){var e;let i=t.state.field(Ys);null==i?null!=this.cursor&&(null===(e=this.cursor)||void 0===e||e.remove(),this.cursor=null):(this.cursor||(this.cursor=this.view.scrollDOM.appendChild(document.createElement("div")),this.cursor.className="cm-dropCursor"),(t.startState.field(Ys)!=i||t.docChanged||t.geometryChanged)&&this.view.requestMeasure(this.measureReq))}readPos(){let t=this.view.state.field(Ys),e=null!=t&&this.view.coordsAtPos(t);if(!e)return null;let i=this.view.scrollDOM.getBoundingClientRect();return{left:e.left-i.left+this.view.scrollDOM.scrollLeft,top:e.top-i.top+this.view.scrollDOM.scrollTop,height:e.bottom-e.top}}drawCursor(t){this.cursor&&(t?(this.cursor.style.left=t.left+"px",this.cursor.style.top=t.top+"px",this.cursor.style.height=t.height+"px"):this.cursor.style.left="-100000px")}destroy(){this.cursor&&this.cursor.remove()}setDropPos(t){this.view.state.field(Ys)!=t&&this.view.dispatch({effects:Zs.of(t)})}},{eventHandlers:{dragover(t){this.setDropPos(this.view.posAtCoords({x:t.clientX,y:t.clientY}))},dragleave(t){t.target!=this.view.contentDOM&&this.view.contentDOM.contains(t.relatedTarget)||this.setDropPos(null)},dragend(){this.setDropPos(null)},drop(){this.setDropPos(null)}}});function er(t,e,i,n,s){e.lastIndex=0;for(let r,o=t.iterRange(i,n),l=i;!o.next().done;l+=o.value.length)if(!o.lineBreak)for(;r=e.exec(o.value);)s(l+r.index,r)}class ir{constructor(t){const{regexp:e,decoration:i,decorate:n,boundary:s,maxLength:r=1e3}=t;if(!e.global)throw new RangeError("The regular expression given to MatchDecorator should have its 'g' flag set");if(this.regexp=e,n)this.addMatch=(t,e,i,s)=>n(s,i,i+t[0].length,t,e);else if("function"==typeof i)this.addMatch=(t,e,n,s)=>{let r=i(t,e,n);r&&s(n,n+t[0].length,r)};else{if(!i)throw new RangeError("Either 'decorate' or 'decoration' should be provided to MatchDecorator");this.addMatch=(t,e,n,s)=>s(n,n+t[0].length,i)}this.boundary=s,this.maxLength=r}createDeco(t){let e=new Pt,i=e.add.bind(e);for(let{from:e,to:n}of function(t,e){let i=t.visibleRanges;if(1==i.length&&i[0].from==t.viewport.from&&i[0].to==t.viewport.to)return i;let n=[];for(let{from:s,to:r}of i)s=Math.max(t.state.doc.lineAt(s).from,s-e),r=Math.min(t.state.doc.lineAt(r).to,r+e),n.length&&n[n.length-1].to>=s?n[n.length-1].to=r:n.push({from:s,to:r});return n}(t,this.maxLength))er(t.state.doc,this.regexp,e,n,((e,n)=>this.addMatch(n,t,e,i)));return e.finish()}updateDeco(t,e){let i=1e9,n=-1;return t.docChanged&&t.changes.iterChanges(((e,s,r,o)=>{o>t.view.viewport.from&&r1e3?this.createDeco(t.view):n>-1?this.updateRange(t.view,e.map(t.changes),i,n):e}updateRange(t,e,i,n){for(let s of t.visibleRanges){let r=Math.max(s.from,i),o=Math.min(s.to,n);if(o>r){let i=t.state.doc.lineAt(r),n=i.toi.from;r--)if(this.boundary.test(i.text[r-1-i.from])){l=r;break}for(;oc.push(i.range(t,e));if(i==n)for(this.regexp.lastIndex=l-i.from;(h=this.regexp.exec(i.text))&&h.indexthis.addMatch(i,t,e,u)));e=e.update({filterFrom:l,filterTo:a,filter:(t,e)=>ta,add:c})}}return e}}const nr=null!=/x/.unicode?"gu":"g",sr=new RegExp("[\0-\b\n--Ÿ­؜​‎‏\u2028\u2029‭‮⁦⁧⁩\ufeff-]",nr),rr={0:"null",7:"bell",8:"backspace",10:"newline",11:"vertical tab",13:"carriage return",27:"escape",8203:"zero width space",8204:"zero width non-joiner",8205:"zero width joiner",8206:"left-to-right mark",8207:"right-to-left mark",8232:"line separator",8237:"left-to-right override",8238:"right-to-left override",8294:"left-to-right isolate",8295:"right-to-left isolate",8297:"pop directional isolate",8233:"paragraph separator",65279:"zero width no-break space",65532:"object replacement"};let or=null;const lr=N.define({combine(t){let e=Ct(t,{render:null,specialChars:sr,addSpecialChars:null});return(e.replaceTabs=!function(){var t;if(null==or&&"undefined"!=typeof document&&document.body){let e=document.body.style;or=null!=(null!==(t=e.tabSize)&&void 0!==t?t:e.MozTabSize)}return or||!1}())&&(e.specialChars=new RegExp("\t|"+e.specialChars.source,nr)),e.addSpecialChars&&(e.specialChars=new RegExp(e.specialChars.source+"|"+e.addSpecialChars.source,nr)),e}});function ar(t={}){return[lr.of(t),hr||(hr=Mi.fromClass(class{constructor(t){this.view=t,this.decorations=ii.none,this.decorationCache=Object.create(null),this.decorator=this.makeDecorator(t.state.facet(lr)),this.decorations=this.decorator.createDeco(t)}makeDecorator(t){return new ir({regexp:t.specialChars,decoration:(e,i,n)=>{let{doc:s}=i.state,r=w(e[0],0);if(9==r){let t=s.lineAt(n),e=i.state.tabSize,r=Ft(t.text,e,n-t.from);return ii.replace({widget:new ur((e-r%e)*this.view.defaultCharacterWidth)})}return this.decorationCache[r]||(this.decorationCache[r]=ii.replace({widget:new cr(t,r)}))},boundary:t.replaceTabs?void 0:/[^]/})}update(t){let e=t.state.facet(lr);t.startState.facet(lr)!=e?(this.decorator=this.makeDecorator(e),this.decorations=this.decorator.createDeco(t.view)):this.decorations=this.decorator.updateDeco(t,this.decorations)}},{decorations:t=>t.decorations}))]}let hr=null;class cr extends ti{constructor(t,e){super(),this.options=t,this.code=e}eq(t){return t.code==this.code}toDOM(t){let e=function(t){return t>=32?"•":10==t?"␤":String.fromCharCode(9216+t)}(this.code),i=t.state.phrase("Control character")+" "+(rr[this.code]||"0x"+this.code.toString(16)),n=this.options.render&&this.options.render(this.code,i,e);if(n)return n;let s=document.createElement("span");return s.textContent=e,s.title=i,s.setAttribute("aria-label",i),s.className="cm-specialChar",s}ignoreEvent(){return!1}}class ur extends ti{constructor(t){super(),this.width=t}eq(t){return t.width==this.width}toDOM(){let t=document.createElement("span");return t.textContent="\t",t.className="cm-tab",t.style.width=this.width+"px",t}ignoreEvent(){return!1}}const fr=ii.line({class:"cm-activeLine"}),dr=Mi.fromClass(class{constructor(t){this.decorations=this.getDeco(t)}update(t){(t.docChanged||t.selectionSet)&&(this.decorations=this.getDeco(t.view))}getDeco(t){let e=-1,i=[];for(let n of t.state.selection.ranges){let s=t.lineBlockAt(n.head);s.from>e&&(i.push(fr.range(s.from)),e=s.from)}return ii.set(i)}},{decorations:t=>t.decorations}),pr=2e3;function mr(t,e){let i=t.posAtCoords({x:e.clientX,y:e.clientY},!1),n=t.state.doc.lineAt(i),s=i-n.from,r=s>pr?-1:s==n.length?function(t,e){let i=t.coordsAtPos(t.viewport.from);return i?Math.round(Math.abs((i.left-e)/t.defaultCharacterWidth)):-1}(t,e.clientX):Ft(n.text,t.state.tabSize,i-n.from);return{line:n.number,col:r,off:s}}function gr(t,e){let i=mr(t,e),n=t.state.selection;return i?{update(t){if(t.docChanged){let e=t.changes.mapPos(t.startState.doc.line(i.line).from),s=t.state.doc.lineAt(e);i={line:s.number,col:i.col,off:Math.min(i.off,s.length)},n=n.map(t.changes)}},get(e,s,r){let o=mr(t,e);if(!o)return n;let l=function(t,e,i){let n=Math.min(e.line,i.line),s=Math.max(e.line,i.line),r=[];if(e.off>pr||i.off>pr||e.col<0||i.col<0){let o=Math.min(e.off,i.off),l=Math.max(e.off,i.off);for(let e=n;e<=s;e++){let i=t.doc.line(e);i.length<=l&&r.push(E.range(i.from+o,i.to+l))}}else{let o=Math.min(e.col,i.col),l=Math.max(e.col,i.col);for(let e=n;e<=s;e++){let i=t.doc.line(e),n=qt(i.text,o,t.tabSize,!0);if(n<0)r.push(E.cursor(i.to));else{let e=qt(i.text,l,t.tabSize);r.push(E.range(i.from+n,i.from+e))}}}return r}(t.state,i,o);return l.length?r?E.create(l.concat(n.ranges)):E.create(l):n}}:null}function vr(t){let e=(null==t?void 0:t.eventFilter)||(t=>t.altKey&&0==t.button);return Ds.mouseSelectionStyle.of(((t,i)=>e(i)?gr(t,i):null))}const wr={Alt:[18,t=>t.altKey],Control:[17,t=>t.ctrlKey],Shift:[16,t=>t.shiftKey],Meta:[91,t=>t.metaKey]},yr={style:"cursor: crosshair"};function br(t={}){let[e,i]=wr[t.key||"Alt"],n=Mi.fromClass(class{constructor(t){this.view=t,this.isDown=!1}set(t){this.isDown!=t&&(this.isDown=t,this.view.update([]))}},{eventHandlers:{keydown(t){this.set(t.keyCode==e||i(t))},keyup(t){t.keyCode!=e&&i(t)||this.set(!1)},mousemove(t){this.set(i(t))}}});return[n,Ds.contentAttributes.of((t=>{var e;return(null===(e=t.plugin(n))||void 0===e?void 0:e.isDown)?yr:null}))]}const xr="-10000px";class kr{constructor(t,e,i){this.facet=e,this.createTooltipView=i,this.input=t.state.facet(e),this.tooltips=this.input.filter((t=>t)),this.tooltipViews=this.tooltips.map(i)}update(t){var e;let i=t.state.facet(this.facet),n=i.filter((t=>t));if(i===this.input){for(let e of this.tooltipViews)e.update&&e.update(t);return!1}let s=[];for(let e=0;e{var e,i,n;return{position:ze.ios?"absolute":(null===(e=t.find((t=>t.position)))||void 0===e?void 0:e.position)||"fixed",parent:(null===(i=t.find((t=>t.parent)))||void 0===i?void 0:i.parent)||null,tooltipSpace:(null===(n=t.find((t=>t.tooltipSpace)))||void 0===n?void 0:n.tooltipSpace)||Sr}}}),Ar=Mi.fromClass(class{constructor(t){this.view=t,this.inView=!0,this.lastTransaction=0,this.measureTimeout=-1;let e=t.state.facet(Cr);this.position=e.position,this.parent=e.parent,this.classes=t.themeClasses,this.createContainer(),this.measureReq={read:this.readMeasure.bind(this),write:this.writeMeasure.bind(this),key:this},this.manager=new kr(t,Dr,(t=>this.createTooltip(t))),this.intersectionObserver="function"==typeof IntersectionObserver?new IntersectionObserver((t=>{Date.now()>this.lastTransaction-50&&t.length>0&&t[t.length-1].intersectionRatio<1&&this.measureSoon()}),{threshold:[1]}):null,this.observeIntersection(),t.win.addEventListener("resize",this.measureSoon=this.measureSoon.bind(this)),this.maybeMeasure()}createContainer(){this.parent?(this.container=document.createElement("div"),this.container.style.position="relative",this.container.className=this.view.themeClasses,this.parent.appendChild(this.container)):this.container=this.view.dom}observeIntersection(){if(this.intersectionObserver){this.intersectionObserver.disconnect();for(let t of this.manager.tooltipViews)this.intersectionObserver.observe(t.dom)}}measureSoon(){this.measureTimeout<0&&(this.measureTimeout=setTimeout((()=>{this.measureTimeout=-1,this.maybeMeasure()}),50))}update(t){t.transactions.length&&(this.lastTransaction=Date.now());let e=this.manager.update(t);e&&this.observeIntersection();let i=e||t.geometryChanged,n=t.state.facet(Cr);if(n.position!=this.position){this.position=n.position;for(let t of this.manager.tooltipViews)t.dom.style.position=this.position;i=!0}if(n.parent!=this.parent){this.parent&&this.container.remove(),this.parent=n.parent,this.createContainer();for(let t of this.manager.tooltipViews)this.container.appendChild(t.dom);i=!0}else this.parent&&this.view.themeClasses!=this.classes&&(this.classes=this.container.className=this.view.themeClasses);i&&this.maybeMeasure()}createTooltip(t){let e=t.create(this.view);if(e.dom.classList.add("cm-tooltip"),t.arrow&&!e.dom.querySelector(".cm-tooltip > .cm-tooltip-arrow")){let t=document.createElement("div");t.className="cm-tooltip-arrow",e.dom.appendChild(t)}return e.dom.style.position=this.position,e.dom.style.top=xr,this.container.appendChild(e.dom),e.mount&&e.mount(this.view),e}destroy(){var t,e;this.view.win.removeEventListener("resize",this.measureSoon);for(let e of this.manager.tooltipViews)e.dom.remove(),null===(t=e.destroy)||void 0===t||t.call(e);null===(e=this.intersectionObserver)||void 0===e||e.disconnect(),clearTimeout(this.measureTimeout)}readMeasure(){let t=this.view.dom.getBoundingClientRect();return{editor:t,parent:this.parent?this.container.getBoundingClientRect():t,pos:this.manager.tooltips.map(((t,e)=>{let i=this.manager.tooltipViews[e];return i.getCoords?i.getCoords(t.pos):this.view.coordsAtPos(t.pos)})),size:this.manager.tooltipViews.map((({dom:t})=>t.getBoundingClientRect())),space:this.view.state.facet(Cr).tooltipSpace(this.view)}}writeMeasure(t){let{editor:e,space:i}=t,n=[];for(let s=0;s=Math.min(e.bottom,i.bottom)||a.rightMath.min(e.right,i.right)+.1){l.style.top=xr;continue}let c=r.arrow?o.dom.querySelector(".cm-tooltip-arrow"):null,u=c?7:0,f=h.right-h.left,d=h.bottom-h.top,p=o.offset||Mr,m=this.view.textDirection==Vi.LTR,g=h.width>i.right-i.left?m?i.left:i.right-h.width:m?Math.min(a.left-(c?14:0)+p.x,i.right-f):Math.max(i.left,a.left-f+(c?14:0)-p.x),v=!!r.above;!r.strictSide&&(v?a.top-(h.bottom-h.top)-p.yi.bottom)&&v==i.bottom-a.bottom>a.top-i.top&&(v=!v);let w=v?a.top-d-u-p.y:a.bottom+u+p.y,y=g+f;if(!0!==o.overlap)for(let t of n)t.leftg&&t.topw&&(w=v?t.top-d-2-u:t.bottom+u+2);"absolute"==this.position?(l.style.top=w-t.parent.top+"px",l.style.left=g-t.parent.left+"px"):(l.style.top=w+"px",l.style.left=g+"px"),c&&(c.style.left=a.left+(m?p.x:-p.x)-(g+14-7)+"px"),!0!==o.overlap&&n.push({left:g,top:w,right:y,bottom:w+d}),l.classList.toggle("cm-tooltip-above",v),l.classList.toggle("cm-tooltip-below",!v),o.positioned&&o.positioned(t.space)}}maybeMeasure(){if(this.manager.tooltips.length&&(this.view.inView&&this.view.requestMeasure(this.measureReq),this.inView!=this.view.inView&&(this.inView=this.view.inView,!this.inView)))for(let t of this.manager.tooltipViews)t.dom.style.top=xr}},{eventHandlers:{scroll(){this.maybeMeasure()}}}),Or=Ds.baseTheme({".cm-tooltip":{zIndex:100},"&light .cm-tooltip":{border:"1px solid #bbb",backgroundColor:"#f5f5f5"},"&light .cm-tooltip-section:not(:first-child)":{borderTop:"1px solid #bbb"},"&dark .cm-tooltip":{backgroundColor:"#333338",color:"white"},".cm-tooltip-arrow":{height:"7px",width:"14px",position:"absolute",zIndex:-1,overflow:"hidden","&:before, &:after":{content:"''",position:"absolute",width:0,height:0,borderLeft:"7px solid transparent",borderRight:"7px solid transparent"},".cm-tooltip-above &":{bottom:"-7px","&:before":{borderTop:"7px solid #bbb"},"&:after":{borderTop:"7px solid #f5f5f5",bottom:"1px"}},".cm-tooltip-below &":{top:"-7px","&:before":{borderBottom:"7px solid #bbb"},"&:after":{borderBottom:"7px solid #f5f5f5",top:"1px"}}},"&dark .cm-tooltip .cm-tooltip-arrow":{"&:before":{borderTopColor:"#333338",borderBottomColor:"#333338"},"&:after":{borderTopColor:"transparent",borderBottomColor:"transparent"}}}),Mr={x:0,y:0},Dr=N.define({enables:[Ar,Or]}),Tr=N.define();class Pr{constructor(t){this.view=t,this.mounted=!1,this.dom=document.createElement("div"),this.dom.classList.add("cm-tooltip-hover"),this.manager=new kr(t,Tr,(t=>this.createHostedView(t)))}static create(t){return new Pr(t)}createHostedView(t){let e=t.create(this.view);return e.dom.classList.add("cm-tooltip-section"),this.dom.appendChild(e.dom),this.mounted&&e.mount&&e.mount(this.view),e}mount(t){for(let e of this.manager.tooltipViews)e.mount&&e.mount(t);this.mounted=!0}positioned(t){for(let e of this.manager.tooltipViews)e.positioned&&e.positioned(t)}update(t){this.manager.update(t)}}const Rr=Dr.compute([Tr],(t=>{let e=t.facet(Tr).filter((t=>t));return 0===e.length?null:{pos:Math.min(...e.map((t=>t.pos))),end:Math.max(...e.filter((t=>null!=t.end)).map((t=>t.end))),create:Pr.create,above:e[0].above,arrow:e.some((t=>t.arrow))}}));class Er{constructor(t,e,i,n,s){this.view=t,this.source=e,this.field=i,this.setHover=n,this.hoverTime=s,this.hoverTimeout=-1,this.restartTimeout=-1,this.pending=null,this.lastMove={x:0,y:0,target:t.dom,time:0},this.checkHover=this.checkHover.bind(this),t.dom.addEventListener("mouseleave",this.mouseleave=this.mouseleave.bind(this)),t.dom.addEventListener("mousemove",this.mousemove=this.mousemove.bind(this))}update(){this.pending&&(this.pending=null,clearTimeout(this.restartTimeout),this.restartTimeout=setTimeout((()=>this.startHover()),20))}get active(){return this.view.state.field(this.field)}checkHover(){if(this.hoverTimeout=-1,this.active)return;let t=Date.now()-this.lastMove.time;ti.bottom||t.xi.right+this.view.defaultCharacterWidth)return;let n=this.view.bidiSpans(this.view.state.doc.lineAt(e)).find((t=>t.from<=e&&t.to>=e)),s=n&&n.dir==Vi.RTL?-1:1,r=this.source(this.view,e,t.x{this.pending==t&&(this.pending=null,e&&this.view.dispatch({effects:this.setHover.of(e)}))}),(t=>Si(this.view.state,t,"hover tooltip")))}else r&&this.view.dispatch({effects:this.setHover.of(r)})}mousemove(t){var e;this.lastMove={x:t.clientX,y:t.clientY,target:t.target,time:Date.now()},this.hoverTimeout<0&&(this.hoverTimeout=setTimeout(this.checkHover,this.hoverTime));let i=this.active;if(i&&!Br(this.lastMove.target)||this.pending){let{pos:n}=i||this.pending,s=null!==(e=null==i?void 0:i.end)&&void 0!==e?e:n;(n==s?this.view.posAtCoords(this.lastMove)==n:function(t,e,i,n,s,r){let o=document.createRange(),l=t.domAtPos(e),a=t.domAtPos(i);o.setEnd(a.node,a.offset),o.setStart(l.node,l.offset);let h=o.getClientRects();o.detach();for(let t=0;tnull,update(t,n){if(t&&(e.hideOnChange&&(n.docChanged||n.selection)||e.hideOn&&e.hideOn(n,t)))return null;if(t&&n.docChanged){let e=n.changes.mapPos(t.pos,-1,k.TrackDel);if(null==e)return null;let i=Object.assign(Object.create(null),t);i.pos=e,null!=t.end&&(i.end=n.changes.mapPos(t.end)),t=i}for(let e of n.effects)e.is(i)&&(t=e.value),e.is(Nr)&&(t=null);return t},provide:t=>Tr.from(t)});return[n,Mi.define((s=>new Er(s,t,n,i,e.hoverTime||300))),Rr]}const Nr=ut.define(),Ir=N.define({combine(t){let e,i;for(let n of t)e=e||n.topContainer,i=i||n.bottomContainer;return{topContainer:e,bottomContainer:i}}});function Vr(t,e){let i=t.plugin(Wr),n=i?i.specs.indexOf(e):-1;return n>-1?i.panels[n]:null}const Wr=Mi.fromClass(class{constructor(t){this.input=t.state.facet(Fr),this.specs=this.input.filter((t=>t)),this.panels=this.specs.map((e=>e(t)));let e=t.state.facet(Ir);this.top=new zr(t,!0,e.topContainer),this.bottom=new zr(t,!1,e.bottomContainer),this.top.sync(this.panels.filter((t=>t.top))),this.bottom.sync(this.panels.filter((t=>!t.top)));for(let t of this.panels)t.dom.classList.add("cm-panel"),t.mount&&t.mount()}update(t){let e=t.state.facet(Ir);this.top.container!=e.topContainer&&(this.top.sync([]),this.top=new zr(t.view,!0,e.topContainer)),this.bottom.container!=e.bottomContainer&&(this.bottom.sync([]),this.bottom=new zr(t.view,!1,e.bottomContainer)),this.top.syncClasses(),this.bottom.syncClasses();let i=t.state.facet(Fr);if(i!=this.input){let e=i.filter((t=>t)),n=[],s=[],r=[],o=[];for(let i of e){let e,l=this.specs.indexOf(i);l<0?(e=i(t.view),o.push(e)):(e=this.panels[l],e.update&&e.update(t)),n.push(e),(e.top?s:r).push(e)}this.specs=e,this.panels=n,this.top.sync(s),this.bottom.sync(r);for(let t of o)t.dom.classList.add("cm-panel"),t.mount&&t.mount()}else for(let e of this.panels)e.update&&e.update(t)}destroy(){this.top.sync([]),this.bottom.sync([])}},{provide:t=>Ds.scrollMargins.of((e=>{let i=e.plugin(t);return i&&{top:i.top.scrollMargin(),bottom:i.bottom.scrollMargin()}}))});class zr{constructor(t,e,i){this.view=t,this.top=e,this.container=i,this.dom=void 0,this.classes="",this.panels=[],this.syncClasses()}sync(t){for(let e of this.panels)e.destroy&&t.indexOf(e)<0&&e.destroy();this.panels=t,this.syncDOM()}syncDOM(){if(0==this.panels.length)return void(this.dom&&(this.dom.remove(),this.dom=void 0));if(!this.dom){this.dom=document.createElement("div"),this.dom.className=this.top?"cm-panels cm-panels-top":"cm-panels cm-panels-bottom",this.dom.style[this.top?"top":"bottom"]="0";let t=this.container||this.view.dom;t.insertBefore(this.dom,this.top?t.firstChild:null)}let t=this.dom.firstChild;for(let e of this.panels)if(e.dom.parentNode==this.dom){for(;t!=e.dom;)t=Hr(t);t=t.nextSibling}else this.dom.insertBefore(e.dom,t);for(;t;)t=Hr(t)}scrollMargin(){return!this.dom||this.container?0:Math.max(0,this.top?this.dom.getBoundingClientRect().bottom-Math.max(0,this.view.scrollDOM.getBoundingClientRect().top):Math.min(innerHeight,this.view.scrollDOM.getBoundingClientRect().bottom)-this.dom.getBoundingClientRect().top)}syncClasses(){if(this.container&&this.classes!=this.view.themeClasses){for(let t of this.classes.split(" "))t&&this.container.classList.remove(t);for(let t of(this.classes=this.view.themeClasses).split(" "))t&&this.container.classList.add(t)}}}function Hr(t){let e=t.nextSibling;return t.remove(),e}const Fr=N.define({enables:Wr});class qr extends At{compare(t){return this==t||this.constructor==t.constructor&&this.eq(t)}eq(t){return!1}destroy(t){}}qr.prototype.elementClass="",qr.prototype.toDOM=void 0,qr.prototype.mapMode=k.TrackBefore,qr.prototype.startSide=qr.prototype.endSide=-1,qr.prototype.point=!0;const _r=N.define(),jr={class:"",renderEmptyElements:!1,elementStyle:"",markers:()=>Tt.empty,lineMarker:()=>null,lineMarkerChange:null,initialSpacer:null,updateSpacer:null,domEventHandlers:{}},Ur=N.define();function $r(t){return[Kr(),Ur.of(Object.assign(Object.assign({},jr),t))]}const Qr=N.define({combine:t=>t.some((t=>t))});function Kr(t){let e=[Gr];return t&&!1===t.fixed&&e.push(Qr.of(!0)),e}const Gr=Mi.fromClass(class{constructor(t){this.view=t,this.prevViewport=t.viewport,this.dom=document.createElement("div"),this.dom.className="cm-gutters",this.dom.setAttribute("aria-hidden","true"),this.dom.style.minHeight=this.view.contentHeight+"px",this.gutters=t.state.facet(Ur).map((e=>new Yr(t,e)));for(let t of this.gutters)this.dom.appendChild(t.dom);this.fixed=!t.state.facet(Qr),this.fixed&&(this.dom.style.position="sticky"),this.syncGutters(!1),t.scrollDOM.insertBefore(this.dom,t.contentDOM)}update(t){if(this.updateGutters(t)){let e=this.prevViewport,i=t.view.viewport,n=Math.min(e.to,i.to)-Math.max(e.from,i.from);this.syncGutters(n<.8*(i.to-i.from))}t.geometryChanged&&(this.dom.style.minHeight=this.view.contentHeight+"px"),this.view.state.facet(Qr)!=!this.fixed&&(this.fixed=!this.fixed,this.dom.style.position=this.fixed?"sticky":""),this.prevViewport=t.view.viewport}syncGutters(t){let e=this.dom.nextSibling;t&&this.dom.remove();let i=Tt.iter(this.view.state.facet(_r),this.view.viewport.from),n=[],s=this.gutters.map((t=>new Zr(t,this.view.viewport,-this.view.documentPadding.top)));for(let t of this.view.viewportLineBlocks){let e;if(Array.isArray(t.type)){for(let i of t.type)if(i.type==ei.Text){e=i;break}}else e=t.type==ei.Text?t:void 0;if(e){n.length&&(n=[]),Xr(i,n,t.from);for(let t of s)t.line(this.view,e,n)}}for(let t of s)t.finish();t&&this.view.scrollDOM.insertBefore(this.dom,e)}updateGutters(t){let e=t.startState.facet(Ur),i=t.state.facet(Ur),n=t.docChanged||t.heightChanged||t.viewportChanged||!Tt.eq(t.startState.facet(_r),t.state.facet(_r),t.view.viewport.from,t.view.viewport.to);if(e==i)for(let e of this.gutters)e.update(t)&&(n=!0);else{n=!0;let s=[];for(let n of i){let i=e.indexOf(n);i<0?s.push(new Yr(this.view,n)):(this.gutters[i].update(t),s.push(this.gutters[i]))}for(let t of this.gutters)t.dom.remove(),s.indexOf(t)<0&&t.destroy();for(let t of s)this.dom.appendChild(t.dom);this.gutters=s}return n}destroy(){for(let t of this.gutters)t.destroy();this.dom.remove()}},{provide:t=>Ds.scrollMargins.of((e=>{let i=e.plugin(t);return i&&0!=i.gutters.length&&i.fixed?e.textDirection==Vi.LTR?{left:i.dom.offsetWidth}:{right:i.dom.offsetWidth}:null}))});function Jr(t){return Array.isArray(t)?t:[t]}function Xr(t,e,i){for(;t.value&&t.from<=i;)t.from==i&&e.push(t.value),t.next()}class Zr{constructor(t,e,i){this.gutter=t,this.height=i,this.localMarkers=[],this.i=0,this.cursor=Tt.iter(t.markers,e.from)}line(t,e,i){this.localMarkers.length&&(this.localMarkers=[]),Xr(this.cursor,this.localMarkers,e.from);let n=i.length?this.localMarkers.concat(i):this.localMarkers,s=this.gutter.config.lineMarker(t,e,n);s&&n.unshift(s);let r=this.gutter;if(0==n.length&&!r.config.renderEmptyElements)return;let o=e.top-this.height;if(this.i==r.elements.length){let i=new to(t,e.height,o,n);r.elements.push(i),r.dom.appendChild(i.dom)}else r.elements[this.i].update(t,e.height,o,n);this.height=e.bottom,this.i++}finish(){let t=this.gutter;for(;t.elements.length>this.i;){let e=t.elements.pop();t.dom.removeChild(e.dom),e.destroy()}}}class Yr{constructor(t,e){this.view=t,this.config=e,this.elements=[],this.spacer=null,this.dom=document.createElement("div"),this.dom.className="cm-gutter"+(this.config.class?" 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to{constructor(t,e,i,n){this.height=-1,this.above=0,this.markers=[],this.dom=document.createElement("div"),this.dom.className="cm-gutterElement",this.update(t,e,i,n)}update(t,e,i,n){this.height!=e&&(this.dom.style.height=(this.height=e)+"px"),this.above!=i&&(this.dom.style.marginTop=(this.above=i)?i+"px":""),function(t,e){if(t.length!=e.length)return!1;for(let i=0;iCt(t,{formatNumber:String,domEventHandlers:{}},{domEventHandlers(t,e){let i=Object.assign({},t);for(let t in e){let n=i[t],s=e[t];i[t]=n?(t,e,i)=>n(t,e,i)||s(t,e,i):s}return i}})});class no extends qr{constructor(t){super(),this.number=t}eq(t){return this.number==t.number}toDOM(){return document.createTextNode(this.number)}}function so(t,e){return t.state.facet(io).formatNumber(e,t.state)}const ro=Ur.compute([io],(t=>({class:"cm-lineNumbers",renderEmptyElements:!1,markers:t=>t.state.facet(eo),lineMarker:(t,e,i)=>i.some((t=>t.toDOM))?null:new 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1;let i=Lo.get(e);if(null==i){i=1;for(let n of e.children){if(n.type!=t||!(n instanceof xo)){i=1;break}i+=No(t,n)}Lo.set(e,i)}return i}function Io(t,e,i,n,s,r,o,l,a){let h=0;for(let i=n;i=c)break;p+=e}if(h==s+1){if(p>c){let t=i[s];e(t.children,t.positions,0,t.children.length,n[s]+l);continue}u.push(i[s])}else{let e=n[h-1]+i[h-1].length-d;u.push(Io(t,i,n,s,h,d,e,null,a))}f.push(d+l-r)}}(e,i,n,s,0),(l||a)(u,f,o)}class Vo{constructor(t,e,i,n,s=!1,r=!1){this.from=t,this.to=e,this.tree=i,this.offset=n,this.open=(s?1:0)|(r?2:0)}get openStart(){return(1&this.open)>0}get openEnd(){return(2&this.open)>0}static addTree(t,e=[],i=!1){let n=[new Vo(0,t.length,t,0,!1,i)];for(let i of e)i.to>t.length&&n.push(i);return n}static applyChanges(t,e,i=128){if(!e.length)return t;let n=[],s=1,r=t.length?t[0]:null;for(let o=0,l=0,a=0;;o++){let h=o=i)for(;r&&r.from=e.from||c<=e.to||a){let t=Math.max(e.from,l)-a,i=Math.min(e.to,c)-a;e=t>=i?null:new 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i.base==t&&(n=e,s=i.modified,n.length==s.length&&n.every(((t,e)=>t==s[e])));var n,s}));if(i)return i;let n=[],s=new Fo(n,t,e);for(let t of e)t.instances.push(s);let r=function(t){let e=[[]];for(let i=0;ie.length-t.length))}(e);for(let e of t.set)if(!e.modified.length)for(let t of r)n.push(_o.get(e,t));return s}}function jo(t){let e=Object.create(null);for(let i in t){let n=t[i];Array.isArray(n)||(n=[n]);for(let t of i.split(" "))if(t){let i=[],s=2,r=t;for(let e=0;;){if("..."==r&&e>0&&e+3==t.length){s=1;break}let n=/^"(?:[^"\\]|\\.)*?"|[^\/!]+/.exec(r);if(!n)throw new RangeError("Invalid path: "+t);if(i.push("*"==n[0]?"":'"'==n[0][0]?JSON.parse(n[0]):n[0]),e+=n[0].length,e==t.length)break;let o=t[e++];if(e==t.length&&"!"==o){s=0;break}if("/"!=o)throw new RangeError("Invalid path: "+t);r=t.slice(e)}let o=i.length-1,l=i[o];if(!l)throw new RangeError("Invalid path: "+t);let a=new $o(n,s,o>0?i.slice(0,o):null);e[l]=a.sort(e[l])}}return Uo.add(e)}const Uo=new po;class $o{constructor(t,e,i,n){this.tags=t,this.mode=e,this.context=i,this.next=n}get opaque(){return 0==this.mode}get inherit(){return 1==this.mode}sort(t){return!t||t.depth{let e=s;for(let n of t)for(let t of n.set){let n=i[t.id];if(n){e=e?e+" "+n:n;break}}return e},scope:n}}function Ko(t,e,i,n=0,s=t.length){let r=new Go(n,Array.isArray(e)?e:[e],i);r.highlightRange(t.cursor(),n,s,"",r.highlighters),r.flush(s)}$o.empty=new $o([],2,null);class Go{constructor(t,e,i){this.at=t,this.highlighters=e,this.span=i,this.class=""}startSpan(t,e){e!=this.class&&(this.flush(t),t>this.at&&(this.at=t),this.class=e)}flush(t){t>this.at&&this.class&&this.span(this.at,t,this.class)}highlightRange(t,e,i,n,s){let{type:r,from:o,to:l}=t;if(o>=i||l<=e)return;r.isTop&&(s=this.highlighters.filter((t=>!t.scope||t.scope(r))));let a=n,h=function(t){let e=t.type.prop(Uo);for(;e&&e.context&&!t.matchContext(e.context);)e=e.next;return e||null}(t)||$o.empty,c=function(t,e){let i=null;for(let n of t){let t=n.style(e);t&&(i=i?i+" "+t:t)}return i}(s,h.tags);if(c&&(a&&(a+=" "),a+=c,1==h.mode&&(n+=(n?" ":"")+c)),this.startSpan(t.from,a),h.opaque)return;let u=t.tree&&t.tree.prop(po.mounted);if(u&&u.overlay){let r=t.node.enter(u.overlay[0].from+o,1),h=this.highlighters.filter((t=>!t.scope||t.scope(u.tree.type))),c=t.firstChild();for(let f=0,d=o;;f++){let p=f=m)&&t.nextSibling()););if(!p||m>i)break;d=p.to+o,d>e&&(this.highlightRange(r.cursor(),Math.max(e,p.from+o),Math.min(i,d),n,h),this.startSpan(d,a))}c&&t.parent()}else if(t.firstChild()){do{if(!(t.to<=e)){if(t.from>=i)break;this.highlightRange(t,e,i,n,s),this.startSpan(Math.min(i,t.to),a)}}while(t.nextSibling());t.parent()}}}const Jo=Fo.define,Xo=Jo(),Zo=Jo(),Yo=Jo(Zo),tl=Jo(Zo),el=Jo(),il=Jo(el),nl=Jo(el),sl=Jo(),rl=Jo(sl),ol=Jo(),ll=Jo(),al=Jo(),hl=Jo(al),cl=Jo(),ul={comment:Xo,lineComment:Jo(Xo),blockComment:Jo(Xo),docComment:Jo(Xo),name:Zo,variableName:Jo(Zo),typeName:Yo,tagName:Jo(Yo),propertyName:tl,attributeName:Jo(tl),className:Jo(Zo),labelName:Jo(Zo),namespace:Jo(Zo),macroName:Jo(Zo),literal:el,string:il,docString:Jo(il),character:Jo(il),attributeValue:Jo(il),number:nl,integer:Jo(nl),float:Jo(nl),bool:Jo(el),regexp:Jo(el),escape:Jo(el),color:Jo(el),url:Jo(el),keyword:ol,self:Jo(ol),null:Jo(ol),atom:Jo(ol),unit:Jo(ol),modifier:Jo(ol),operatorKeyword:Jo(ol),controlKeyword:Jo(ol),definitionKeyword:Jo(ol),moduleKeyword:Jo(ol),operator:ll,derefOperator:Jo(ll),arithmeticOperator:Jo(ll),logicOperator:Jo(ll),bitwiseOperator:Jo(ll),compareOperator:Jo(ll),updateOperator:Jo(ll),definitionOperator:Jo(ll),typeOperator:Jo(ll),controlOperator:Jo(ll),punctuation:al,separator:Jo(al),bracket:hl,angleBracket:Jo(hl),squareBracket:Jo(hl),paren:Jo(hl),brace:Jo(hl),content:sl,heading:rl,heading1:Jo(rl),heading2:Jo(rl),heading3:Jo(rl),heading4:Jo(rl),heading5:Jo(rl),heading6:Jo(rl),contentSeparator:Jo(sl),list:Jo(sl),quote:Jo(sl),emphasis:Jo(sl),strong:Jo(sl),link:Jo(sl),monospace:Jo(sl),strikethrough:Jo(sl),inserted:Jo(),deleted:Jo(),changed:Jo(),invalid:Jo(),meta:cl,documentMeta:Jo(cl),annotation:Jo(cl),processingInstruction:Jo(cl),definition:Fo.defineModifier(),constant:Fo.defineModifier(),function:Fo.defineModifier(),standard:Fo.defineModifier(),local:Fo.defineModifier(),special:Fo.defineModifier()};var fl;Qo([{tag:ul.link,class:"tok-link"},{tag:ul.heading,class:"tok-heading"},{tag:ul.emphasis,class:"tok-emphasis"},{tag:ul.strong,class:"tok-strong"},{tag:ul.keyword,class:"tok-keyword"},{tag:ul.atom,class:"tok-atom"},{tag:ul.bool,class:"tok-bool"},{tag:ul.url,class:"tok-url"},{tag:ul.labelName,class:"tok-labelName"},{tag:ul.inserted,class:"tok-inserted"},{tag:ul.deleted,class:"tok-deleted"},{tag:ul.literal,class:"tok-literal"},{tag:ul.string,class:"tok-string"},{tag:ul.number,class:"tok-number"},{tag:[ul.regexp,ul.escape,ul.special(ul.string)],class:"tok-string2"},{tag:ul.variableName,class:"tok-variableName"},{tag:ul.local(ul.variableName),class:"tok-variableName tok-local"},{tag:ul.definition(ul.variableName),class:"tok-variableName tok-definition"},{tag:ul.special(ul.variableName),class:"tok-variableName2"},{tag:ul.definition(ul.propertyName),class:"tok-propertyName tok-definition"},{tag:ul.typeName,class:"tok-typeName"},{tag:ul.namespace,class:"tok-namespace"},{tag:ul.className,class:"tok-className"},{tag:ul.macroName,class:"tok-macroName"},{tag:ul.propertyName,class:"tok-propertyName"},{tag:ul.operator,class:"tok-operator"},{tag:ul.comment,class:"tok-comment"},{tag:ul.meta,class:"tok-meta"},{tag:ul.invalid,class:"tok-invalid"},{tag:ul.punctuation,class:"tok-punctuation"}]);const dl=new po;class pl{constructor(t,e,i=[],n=""){this.data=t,this.name=n,St.prototype.hasOwnProperty("tree")||Object.defineProperty(St.prototype,"tree",{get(){return vl(this)}}),this.parser=e,this.extension=[Ol.of(this),St.languageData.of(((t,e,i)=>t.facet(ml(t,e,i))))].concat(i)}isActiveAt(t,e,i=-1){return ml(t,e,i)==this.data}findRegions(t){let e=t.facet(Ol);if((null==e?void 0:e.data)==this.data)return[{from:0,to:t.doc.length}];if(!e||!e.allowsNesting)return[];let i=[],n=(t,e)=>{if(t.prop(dl)==this.data)return void i.push({from:e,to:e+t.length});let s=t.prop(po.mounted);if(s){if(s.tree.prop(dl)==this.data){if(s.overlay)for(let t of s.overlay)i.push({from:t.from+e,to:t.to+e});else i.push({from:e,to:e+t.length});return}if(s.overlay){let t=i.length;if(n(s.tree,s.overlay[0].from+e),i.length>t)return}}for(let i=0;it.concat(i):void 0}));var i;return new gl(e,t.parser.configure({props:[dl.add((t=>t.isTop?e:void 0))]}),t.name)}configure(t,e){return new gl(this.data,this.parser.configure(t),e||this.name)}get allowsNesting(){return this.parser.hasWrappers()}}function vl(t){let e=t.field(pl.state,!1);return e?e.tree:xo.empty}class wl{constructor(t,e=t.length){this.doc=t,this.length=e,this.cursorPos=0,this.string="",this.cursor=t.iter()}syncTo(t){return this.string=this.cursor.next(t-this.cursorPos).value,this.cursorPos=t+this.string.length,this.cursorPos-this.string.length}chunk(t){return this.syncTo(t),this.string}get lineChunks(){return!0}read(t,e){let i=this.cursorPos-this.string.length;return t=this.cursorPos?this.doc.sliceString(t,e):this.string.slice(t-i,e-i)}}let yl=null;class bl{constructor(t,e,i=[],n,s,r,o,l){this.parser=t,this.state=e,this.fragments=i,this.tree=n,this.treeLen=s,this.viewport=r,this.skipped=o,this.scheduleOn=l,this.parse=null,this.tempSkipped=[]}static create(t,e,i){return new bl(t,e,[],xo.empty,0,i,[],null)}startParse(){return this.parser.startParse(new wl(this.state.doc),this.fragments)}work(t,e){return null!=e&&e>=this.state.doc.length&&(e=void 0),this.tree!=xo.empty&&this.isDone(null!=e?e:this.state.doc.length)?(this.takeTree(),!0):this.withContext((()=>{var i;if("number"==typeof t){let e=Date.now()+t;t=()=>Date.now()>e}for(this.parse||(this.parse=this.startParse()),null!=e&&(null==this.parse.stoppedAt||this.parse.stoppedAt>e)&&e=this.treeLen&&((null==this.parse.stoppedAt||this.parse.stoppedAt>t)&&this.parse.stopAt(t),this.withContext((()=>{for(;!(e=this.parse.advance()););})),this.treeLen=t,this.tree=e,this.fragments=this.withoutTempSkipped(Vo.addTree(this.tree,this.fragments,!0)),this.parse=null)}withContext(t){let e=yl;yl=this;try{return t()}finally{yl=e}}withoutTempSkipped(t){for(let e;e=this.tempSkipped.pop();)t=xl(t,e.from,e.to);return t}changes(t,e){let{fragments:i,tree:n,treeLen:s,viewport:r,skipped:o}=this;if(this.takeTree(),!t.empty){let e=[];if(t.iterChangedRanges(((t,i,n,s)=>e.push({fromA:t,toA:i,fromB:n,toB:s}))),i=Vo.applyChanges(i,e),n=xo.empty,s=0,r={from:t.mapPos(r.from,-1),to:t.mapPos(r.to,1)},this.skipped.length){o=[];for(let e of this.skipped){let i=t.mapPos(e.from,1),n=t.mapPos(e.to,-1);it.from&&(this.fragments=xl(this.fragments,i,n),this.skipped.splice(e--,1))}return!(this.skipped.length>=e)&&(this.reset(),!0)}reset(){this.parse&&(this.takeTree(),this.parse=null)}skipUntilInView(t,e){this.skipped.push({from:t,to:e})}static getSkippingParser(t){return new class extends Wo{createParse(e,i,n){let s=n[0].from,r=n[n.length-1].to;return{parsedPos:s,advance(){let e=yl;if(e){for(let t of n)e.tempSkipped.push(t);t&&(e.scheduleOn=e.scheduleOn?Promise.all([e.scheduleOn,t]):t)}return this.parsedPos=r,new xo(go.none,[],[],r-s)},stoppedAt:null,stopAt(){}}}}}isDone(t){t=Math.min(t,this.state.doc.length);let e=this.fragments;return this.treeLen>=t&&e.length&&0==e[0].from&&e[0].to>=t}static get(){return yl}}function xl(t,e,i){return Vo.applyChanges(t,[{fromA:e,toA:i,fromB:e,toB:i}])}class kl{constructor(t){this.context=t,this.tree=t.tree}apply(t){if(!t.docChanged&&this.tree==this.context.tree)return this;let e=this.context.changes(t.changes,t.state),i=this.context.treeLen==t.startState.doc.length?void 0:Math.max(t.changes.mapPos(this.context.treeLen),e.viewport.to);return e.work(20,i)||e.takeTree(),new kl(e)}static init(t){let e=Math.min(3e3,t.doc.length),i=bl.create(t.facet(Ol).parser,t,{from:0,to:e});return i.work(20,e)||i.takeTree(),new kl(i)}}pl.state=q.define({create:kl.init,update(t,e){for(let t of e.effects)if(t.is(pl.setState))return t.value;return e.startState.facet(Ol)!=e.state.facet(Ol)?kl.init(e.state):t.apply(e)}});let Sl=t=>{let e=setTimeout((()=>t()),500);return()=>clearTimeout(e)};"undefined"!=typeof requestIdleCallback&&(Sl=t=>{let e=-1,i=setTimeout((()=>{e=requestIdleCallback(t,{timeout:400})}),100);return()=>e<0?clearTimeout(i):cancelIdleCallback(e)});const Cl="undefined"!=typeof navigator&&(null===(fl=navigator.scheduling)||void 0===fl?void 0:fl.isInputPending)?()=>navigator.scheduling.isInputPending():null,Al=Mi.fromClass(class{constructor(t){this.view=t,this.working=null,this.workScheduled=0,this.chunkEnd=-1,this.chunkBudget=-1,this.work=this.work.bind(this),this.scheduleWork()}update(t){let e=this.view.state.field(pl.state).context;(e.updateViewport(t.view.viewport)||this.view.viewport.to>e.treeLen)&&this.scheduleWork(),t.docChanged&&(this.view.hasFocus&&(this.chunkBudget+=50),this.scheduleWork()),this.checkAsyncSchedule(e)}scheduleWork(){if(this.working)return;let{state:t}=this.view,e=t.field(pl.state);e.tree==e.context.tree&&e.context.isDone(t.doc.length)||(this.working=Sl(this.work))}work(t){this.working=null;let e=Date.now();if(this.chunkEndn+1e3,l=s.context.work((()=>Cl&&Cl()||Date.now()>r),n+(o?0:1e5));this.chunkBudget-=Date.now()-e,(l||this.chunkBudget<=0)&&(s.context.takeTree(),this.view.dispatch({effects:pl.setState.of(new kl(s.context))})),this.chunkBudget>0&&(!l||o)&&this.scheduleWork(),this.checkAsyncSchedule(s.context)}checkAsyncSchedule(t){t.scheduleOn&&(this.workScheduled++,t.scheduleOn.then((()=>this.scheduleWork())).catch((t=>Si(this.view.state,t))).then((()=>this.workScheduled--)),t.scheduleOn=null)}destroy(){this.working&&this.working()}isWorking(){return!!(this.working||this.workScheduled>0)}},{eventHandlers:{focus(){this.scheduleWork()}}}),Ol=N.define({combine:t=>t.length?t[0]:null,enables:t=>[pl.state,Al,Ds.contentAttributes.compute([t],(e=>{let i=e.facet(t);return i&&i.name?{"data-language":i.name}:{}}))]});class Ml{constructor(t,e=[]){this.language=t,this.support=e,this.extension=[t,e]}}const Dl=N.define(),Tl=N.define({combine:t=>{if(!t.length)return" ";if(!/^(?: +|\t+)$/.test(t[0]))throw new Error("Invalid indent unit: "+JSON.stringify(t[0]));return t[0]}});function Pl(t){let e=t.facet(Tl);return 9==e.charCodeAt(0)?t.tabSize*e.length:e.length}function Rl(t,e){let i="",n=t.tabSize;if(9==t.facet(Tl).charCodeAt(0))for(;e>=n;)i+="\t",e-=n;for(let t=0;t=i.from&&n<=i.to?s&&n==t?{text:"",from:t}:(e<0?n-1&&(s+=r-this.countColumn(i,i.search(/\S|$/))),s}countColumn(t,e=t.length){return Ft(t,this.state.tabSize,e)}lineIndent(t,e=1){let{text:i,from:n}=this.lineAt(t,e),s=this.options.overrideIndentation;if(s){let t=s(n);if(t>-1)return t}return this.countColumn(i,i.search(/\S|$/))}get simulatedBreak(){return this.options.simulateBreak||null}}const Ll=new po;function Nl(t){let e=t.type.prop(Ll);if(e)return e;let i,n=t.firstChild;if(n&&(i=n.type.prop(po.closedBy))){let e=t.lastChild,n=e&&i.indexOf(e.name)>-1;return t=>function(t,e,i,n,s){let r=t.textAfter,o=r.match(/^\s*/)[0].length,l=n&&r.slice(o,o+n.length)==n||s==t.pos+o,a=e?function(t){let e=t.node,i=e.childAfter(e.from),n=e.lastChild;if(!i)return null;let s=t.options.simulateBreak,r=t.state.doc.lineAt(i.from),o=null==s||s<=r.from?r.to:Math.min(r.to,s);for(let t=i.to;;){let s=e.childAfter(t);if(!s||s==n)return null;if(!s.type.isSkipped)return s.from{let n=t&&t.test(i.textAfter);return i.baseIndent+(n?0:e*i.unit)}}const Fl=N.define(),ql=new po;function _l(t){let e=t.lastChild;return e&&e.to==t.to&&e.type.isError}function jl(t,e,i){for(let n of t.facet(Fl)){let s=n(t,e,i);if(s)return s}return function(t,e,i){let n=vl(t);if(n.lengthi)continue;if(s&&r.from=e&&n.to>i&&(s=n)}}return s}(t,e,i)}function Ul(t,e){let i=e.mapPos(t.from,1),n=e.mapPos(t.to,-1);return i>=n?void 0:{from:i,to:n}}const $l=ut.define({map:Ul}),Ql=ut.define({map:Ul});function Kl(t){let e=[];for(let{head:i}of t.state.selection.ranges)e.some((t=>t.from<=i&&t.to>=i))||e.push(t.lineBlockAt(i));return e}const Gl=q.define({create:()=>ii.none,update(t,e){t=t.map(e.changes);for(let i of 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Th(t,(i=>t.moveByChar(i,e)))}const Rh=t=>Ph(t,!mh(t)),Eh=t=>Ph(t,mh(t));function Bh(t,e){return Th(t,(i=>t.moveByGroup(i,e)))}function Lh(t,e){return Th(t,(i=>t.moveVertically(i,e)))}const Nh=t=>Lh(t,!1),Ih=t=>Lh(t,!0);function Vh(t,e){return Th(t,(i=>t.moveVertically(i,e,Ch(t))))}const Wh=t=>Vh(t,!1),zh=t=>Vh(t,!0),Hh=({state:t,dispatch:e})=>(e(uh(t,{anchor:0})),!0),Fh=({state:t,dispatch:e})=>(e(uh(t,{anchor:t.doc.length})),!0),qh=({state:t,dispatch:e})=>(e(uh(t,{anchor:t.selection.main.anchor,head:0})),!0),_h=({state:t,dispatch:e})=>(e(uh(t,{anchor:t.selection.main.anchor,head:t.doc.length})),!0);function jh(t,e){if(t.state.readOnly)return!1;let i="delete.selection",{state:n}=t,s=n.changeByRange((n=>{let{from:s,to:r}=n;if(s==r){let n=e(s);ns&&(i="delete.forward",n=Uh(t,n,!0)),s=Math.min(s,n),r=Math.max(r,n)}else s=Uh(t,s,!1),r=Uh(t,r,!0);return 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sc=[{key:"Alt-ArrowLeft",mac:"Ctrl-ArrowLeft",run:t=>fh(t,(e=>bh(t.state,e,!mh(t)))),shift:t=>Th(t,(e=>bh(t.state,e,!mh(t))))},{key:"Alt-ArrowRight",mac:"Ctrl-ArrowRight",run:t=>fh(t,(e=>bh(t.state,e,mh(t)))),shift:t=>Th(t,(e=>bh(t.state,e,mh(t))))},{key:"Alt-ArrowUp",run:({state:t,dispatch:e})=>Yh(t,e,!1)},{key:"Shift-Alt-ArrowUp",run:({state:t,dispatch:e})=>tc(t,e,!1)},{key:"Alt-ArrowDown",run:({state:t,dispatch:e})=>Yh(t,e,!0)},{key:"Shift-Alt-ArrowDown",run:({state:t,dispatch:e})=>tc(t,e,!0)},{key:"Escape",run:({state:t,dispatch:e})=>{let i=t.selection,n=null;return i.ranges.length>1?n=E.create([i.main]):i.main.empty||(n=E.create([E.cursor(i.main.head)])),!!n&&(e(uh(t,n)),!0)}},{key:"Mod-Enter",run:ic(!0)},{key:"Alt-l",mac:"Ctrl-l",run:({state:t,dispatch:e})=>{let i=Zh(t).map((({from:e,to:i})=>E.range(e,Math.min(i+1,t.doc.length))));return e(t.update({selection:E.create(i),userEvent:"select"})),!0}},{key:"Mod-i",run:({state:t,dispatch:e})=>{let i=ch(t.selection,(e=>{var i;let 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t.dispatch({changes:i,selection:n,scrollIntoView:!0,userEvent:"delete.line"}),!0}},{key:"Shift-Mod-\\",run:({state:t,dispatch:e})=>function(t,e,i){let n=!1,s=ch(t.selection,(e=>{let s=Ma(t,e.head,-1)||Ma(t,e.head,1)||e.head>0&&Ma(t,e.head-1,1)||e.head{let e=za(t.state);return 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t=this.re.lastIndex=this.matchPos-this.flat.from,e=this.re.exec(this.flat.text);if(e&&!e[0]&&e.index==t&&(this.re.lastIndex=t+1,e=this.re.exec(this.flat.text)),e){let t=this.flat.from+e.index,i=t+e[0].length;if((this.flat.to>=this.to||e.index+e[0].length<=this.flat.text.length-10)&&(!this.test||this.test(t,i,e)))return this.value={from:t,to:i,match:e},this.matchPos=mc(this.text,i+(t==i?1:0)),this}if(this.flat.to==this.to)return this.done=!0,this;this.flat=dc.get(this.text,this.flat.from,this.chunkEnd(this.flat.from+2*this.flat.text.length))}}}function mc(t,e){if(e>=t.length)return e;let i,n=t.lineAt(e);for(;e=56320&&i<57344;)e++;return e}function gc(t){let e=rc("input",{class:"cm-textfield",name:"line"});function i(){let i=/^([+-])?(\d+)?(:\d+)?(%)?$/.exec(e.value);if(!i)return;let{state:n}=t,s=n.doc.lineAt(n.selection.main.head),[,r,o,l,a]=i,h=l?+l.slice(1):0,c=o?+o:s.number;if(o&&a){let t=c/100;r&&(t=t*("-"==r?-1:1)+s.number/n.doc.lines),c=Math.round(n.doc.lines*t)}else o&&r&&(c=c*("-"==r?-1:1)+s.number);let u=n.doc.line(Math.max(1,Math.min(n.doc.lines,c)));t.dispatch({effects:vc.of(!1),selection:E.cursor(u.from+Math.max(0,Math.min(h,u.length))),scrollIntoView:!0}),t.focus()}return{dom:rc("form",{class:"cm-gotoLine",onkeydown:e=>{27==e.keyCode?(e.preventDefault(),t.dispatch({effects:vc.of(!1)}),t.focus()):13==e.keyCode&&(e.preventDefault(),i())},onsubmit:t=>{t.preventDefault(),i()}},rc("label",t.state.phrase("Go to line"),": ",e)," ",rc("button",{class:"cm-button",type:"submit"},t.state.phrase("go")))}}"undefined"!=typeof Symbol&&(uc.prototype[Symbol.iterator]=pc.prototype[Symbol.iterator]=function(){return this});const vc=ut.define(),wc=q.define({create:()=>!0,update(t,e){for(let i of e.effects)i.is(vc)&&(t=i.value);return t},provide:t=>Fr.from(t,(t=>t?gc:null))}),yc=Ds.baseTheme({".cm-panel.cm-gotoLine":{padding:"2px 6px 4px","& label":{fontSize:"80%"}}}),bc={highlightWordAroundCursor:!1,minSelectionLength:1,maxMatches:100,wholeWords:!1},xc=N.define({combine:t=>Ct(t,bc,{highlightWordAroundCursor:(t,e)=>t||e,minSelectionLength:Math.min,maxMatches:Math.min})});function kc(t){let e=[Mc,Oc];return t&&e.push(xc.of(t)),e}const Sc=ii.mark({class:"cm-selectionMatch"}),Cc=ii.mark({class:"cm-selectionMatch cm-selectionMatch-main"});function Ac(t,e,i,n){return!(0!=i&&t(e.sliceDoc(i-1,i))==yt.Word||n!=e.doc.length&&t(e.sliceDoc(n,n+1))==yt.Word)}const Oc=Mi.fromClass(class{constructor(t){this.decorations=this.getDeco(t)}update(t){(t.selectionSet||t.docChanged||t.viewportChanged)&&(this.decorations=this.getDeco(t.view))}getDeco(t){let e=t.state.facet(xc),{state:i}=t,n=i.selection;if(n.ranges.length>1)return ii.none;let s,r=n.main,o=null;if(r.empty){if(!e.highlightWordAroundCursor)return ii.none;let t=i.wordAt(r.head);if(!t)return ii.none;o=i.charCategorizer(r.head),s=i.sliceDoc(t.from,t.to)}else{let t=r.to-r.from;if(t200)return ii.none;if(e.wholeWords){if(s=i.sliceDoc(r.from,r.to),o=i.charCategorizer(r.head),!Ac(o,i,r.from,r.to)||!function(t,e,i,n){return t(e.sliceDoc(i,i+1))==yt.Word&&t(e.sliceDoc(n-1,n))==yt.Word}(o,i,r.from,r.to))return ii.none}else if(s=i.sliceDoc(r.from,r.to).trim(),!s)return ii.none}let l=[];for(let n of t.visibleRanges){let t=new ac(i.doc,s,n.from,n.to);for(;!t.next().done;){let{from:n,to:s}=t.value;if((!o||Ac(o,i,n,s))&&(r.empty&&n<=r.from&&s>=r.to?l.push(Cc.range(n,s)):(n>=r.to||s<=r.from)&&l.push(Sc.range(n,s)),l.length>e.maxMatches))return ii.none}}return ii.set(l)}},{decorations:t=>t.decorations}),Mc=Ds.baseTheme({".cm-selectionMatch":{backgroundColor:"#99ff7780"},".cm-searchMatch .cm-selectionMatch":{backgroundColor:"transparent"}});const Dc=N.define({combine:t=>Ct(t,{top:!1,caseSensitive:!1,literal:!1,wholeWord:!1,createPanel:t=>new eu(t)})});class Tc{constructor(t){this.search=t.search,this.caseSensitive=!!t.caseSensitive,this.literal=!!t.literal,this.regexp=!!t.regexp,this.replace=t.replace||"",this.valid=!!this.search&&(!this.regexp||function(t){try{return new RegExp(t,cc),!0}catch(t){return!1}}(this.search)),this.unquoted=this.unquote(this.search),this.wholeWord=!!t.wholeWord}unquote(t){return this.literal?t:t.replace(/\\([nrt\\])/g,((t,e)=>"n"==e?"\n":"r"==e?"\r":"t"==e?"\t":"\\"))}eq(t){return this.search==t.search&&this.replace==t.replace&&this.caseSensitive==t.caseSensitive&&this.regexp==t.regexp&&this.wholeWord==t.wholeWord}create(){return this.regexp?new Ic(this):new Ec(this)}getCursor(t,e=0,i){let n=t.doc?t:St.create({doc:t});return null==i&&(i=n.doc.length),this.regexp?Bc(this,n,e,i):Rc(this,n,e,i)}}class Pc{constructor(t){this.spec=t}}function Rc(t,e,i,n){return new ac(e.doc,t.unquoted,i,n,t.caseSensitive?void 0:t=>t.toLowerCase(),t.wholeWord?function(t,e){return(i,n,s,r)=>((r>i||r+s.length=e)return null;n.push(i.value)}return n}highlight(t,e,i,n){let s=Rc(this.spec,t,Math.max(0,e-this.spec.unquoted.length),Math.min(i+this.spec.unquoted.length,t.doc.length));for(;!s.next().done;)n(s.value.from,s.value.to)}}function Bc(t,e,i,n){return new uc(e.doc,t.search,{ignoreCase:!t.caseSensitive,test:t.wholeWord?(s=e.charCategorizer(e.selection.main.head),(t,e,i)=>!i[0].length||(s(Lc(i.input,i.index))!=yt.Word||s(Nc(i.input,i.index))!=yt.Word)&&(s(Nc(i.input,i.index+i[0].length))!=yt.Word||s(Lc(i.input,i.index+i[0].length))!=yt.Word)):void 0},i,n);var s}function Lc(t,e){return t.slice(d(t,e,!1),e)}function Nc(t,e){return t.slice(e,d(t,e))}class Ic extends Pc{nextMatch(t,e,i){let n=Bc(this.spec,t,i,t.doc.length).next();return n.done&&(n=Bc(this.spec,t,0,e).next()),n.done?null:n.value}prevMatchInRange(t,e,i){for(let n=1;;n++){let s=Math.max(e,i-1e4*n),r=Bc(this.spec,t,s,i),o=null;for(;!r.next().done;)o=r.value;if(o&&(s==e||o.from>s+10))return o;if(s==e)return null}}prevMatch(t,e,i){return this.prevMatchInRange(t,0,e)||this.prevMatchInRange(t,i,t.doc.length)}getReplacement(t){return this.spec.unquote(this.spec.replace.replace(/\$([$&\d+])/g,((e,i)=>"$"==i?"$":"&"==i?t.match[0]:"0"!=i&&+i=e)return null;n.push(i.value)}return n}highlight(t,e,i,n){let s=Bc(this.spec,t,Math.max(0,e-250),Math.min(i+250,t.doc.length));for(;!s.next().done;)n(s.value.from,s.value.to)}}const Vc=ut.define(),Wc=ut.define(),zc=q.define({create:t=>new Hc(Xc(t).create(),null),update(t,e){for(let i of e.effects)i.is(Vc)?t=new Hc(i.value.create(),t.panel):i.is(Wc)&&(t=new Hc(t.query,i.value?Jc:null));return t},provide:t=>Fr.from(t,(t=>t.panel))});class Hc{constructor(t,e){this.query=t,this.panel=e}}const Fc=ii.mark({class:"cm-searchMatch"}),qc=ii.mark({class:"cm-searchMatch cm-searchMatch-selected"}),_c=Mi.fromClass(class{constructor(t){this.view=t,this.decorations=this.highlight(t.state.field(zc))}update(t){let e=t.state.field(zc);(e!=t.startState.field(zc)||t.docChanged||t.selectionSet||t.viewportChanged)&&(this.decorations=this.highlight(e))}highlight({query:t,panel:e}){if(!e||!t.spec.valid)return ii.none;let{view:i}=this,n=new Pt;for(let e=0,s=i.visibleRanges,r=s.length;es[e+1].from-500;)l=s[++e].to;t.highlight(i.state,o,l,((t,e)=>{let s=i.state.selection.ranges.some((i=>i.from==t&&i.to==e));n.add(t,e,s?qc:Fc)}))}return n.finish()}},{decorations:t=>t.decorations});function jc(t){return e=>{let i=e.state.field(zc,!1);return i&&i.query.spec.valid?t(e,i):Zc(e)}}const Uc=jc(((t,{query:e})=>{let{to:i}=t.state.selection.main,n=e.nextMatch(t.state,i,i);return!!n&&(t.dispatch({selection:{anchor:n.from,head:n.to},scrollIntoView:!0,effects:su(t,n),userEvent:"select.search"}),!0)})),$c=jc(((t,{query:e})=>{let{state:i}=t,{from:n}=i.selection.main,s=e.prevMatch(i,n,n);return!!s&&(t.dispatch({selection:{anchor:s.from,head:s.to},scrollIntoView:!0,effects:su(t,s),userEvent:"select.search"}),!0)})),Qc=jc(((t,{query:e})=>{let i=e.matchAll(t.state,1e3);return!(!i||!i.length)&&(t.dispatch({selection:E.create(i.map((t=>E.range(t.from,t.to)))),userEvent:"select.search.matches"}),!0)})),Kc=jc(((t,{query:e})=>{let{state:i}=t,{from:n,to:s}=i.selection.main;if(i.readOnly)return!1;let r=e.nextMatch(i,n,n);if(!r)return!1;let o,l,a=[],h=[];if(r.from==n&&r.to==s&&(l=i.toText(e.getReplacement(r)),a.push({from:r.from,to:r.to,insert:l}),r=e.nextMatch(i,r.from,r.to),h.push(Ds.announce.of(i.phrase("replaced match on line $",i.doc.lineAt(n).number)+"."))),r){let e=0==a.length||a[0].from>=r.to?0:r.to-r.from-l.length;o={anchor:r.from-e,head:r.to-e},h.push(su(t,r))}return t.dispatch({changes:a,selection:o,scrollIntoView:!!o,effects:h,userEvent:"input.replace"}),!0})),Gc=jc(((t,{query:e})=>{if(t.state.readOnly)return!1;let i=e.matchAll(t.state,1e9).map((t=>{let{from:i,to:n}=t;return{from:i,to:n,insert:e.getReplacement(t)}}));if(!i.length)return!1;let n=t.state.phrase("replaced $ matches",i.length)+".";return t.dispatch({changes:i,effects:Ds.announce.of(n),userEvent:"input.replace.all"}),!0}));function Jc(t){return t.state.facet(Dc).createPanel(t)}function Xc(t,e){var i,n,s,r;let o=t.selection.main,l=o.empty||o.to>o.from+100?"":t.sliceDoc(o.from,o.to);if(e&&!l)return e;let a=t.facet(Dc);return new Tc({search:(null!==(i=null==e?void 0:e.literal)&&void 0!==i?i:a.literal)?l:l.replace(/\n/g,"\\n"),caseSensitive:null!==(n=null==e?void 0:e.caseSensitive)&&void 0!==n?n:a.caseSensitive,literal:null!==(s=null==e?void 0:e.literal)&&void 0!==s?s:a.literal,wholeWord:null!==(r=null==e?void 0:e.wholeWord)&&void 0!==r?r:a.wholeWord})}const Zc=t=>{let e=t.state.field(zc,!1);if(e&&e.panel){let i=Vr(t,Jc);if(!i)return!1;let n=i.dom.querySelector("[main-field]");if(n&&n!=t.root.activeElement){let i=Xc(t.state,e.query.spec);i.valid&&t.dispatch({effects:Vc.of(i)}),n.focus(),n.select()}}else t.dispatch({effects:[Wc.of(!0),e?Vc.of(Xc(t.state,e.query.spec)):ut.appendConfig.of(ou)]});return!0},Yc=t=>{let e=t.state.field(zc,!1);if(!e||!e.panel)return!1;let i=Vr(t,Jc);return i&&i.dom.contains(t.root.activeElement)&&t.focus(),t.dispatch({effects:Wc.of(!1)}),!0},tu=[{key:"Mod-f",run:Zc,scope:"editor search-panel"},{key:"F3",run:Uc,shift:$c,scope:"editor search-panel",preventDefault:!0},{key:"Mod-g",run:Uc,shift:$c,scope:"editor search-panel",preventDefault:!0},{key:"Escape",run:Yc,scope:"editor search-panel"},{key:"Mod-Shift-l",run:({state:t,dispatch:e})=>{let i=t.selection;if(i.ranges.length>1||i.main.empty)return!1;let{from:n,to:s}=i.main,r=[],o=0;for(let e=new ac(t.doc,t.sliceDoc(n,s));!e.next().done;){if(r.length>1e3)return!1;e.value.from==n&&(o=r.length),r.push(E.range(e.value.from,e.value.to))}return e(t.update({selection:E.create(r,o),userEvent:"select.search.matches"})),!0}},{key:"Alt-g",run:t=>{let e=Vr(t,gc);if(!e){let i=[vc.of(!0)];null==t.state.field(wc,!1)&&i.push(ut.appendConfig.of([wc,yc])),t.dispatch({effects:i}),e=Vr(t,gc)}return e&&e.dom.querySelector("input").focus(),!0}},{key:"Mod-d",run:({state:t,dispatch:e})=>{let{ranges:i}=t.selection;if(i.some((t=>t.from===t.to)))return(({state:t,dispatch:e})=>{let{selection:i}=t,n=E.create(i.ranges.map((e=>t.wordAt(e.head)||E.cursor(e.head))),i.mainIndex);return!n.eq(i)&&(e(t.update({selection:n})),!0)})({state:t,dispatch:e});let n=t.sliceDoc(i[0].from,i[0].to);if(t.selection.ranges.some((e=>t.sliceDoc(e.from,e.to)!=n)))return!1;let s=function(t,e){let{main:i,ranges:n}=t.selection,s=t.wordAt(i.head),r=s&&s.from==i.from&&s.to==i.to;for(let i=!1,s=new ac(t.doc,e,n[n.length-1].to);;){if(s.next(),!s.done){if(i&&n.some((t=>t.from==s.value.from)))continue;if(r){let e=t.wordAt(s.value.from);if(!e||e.from!=s.value.from||e.to!=s.value.to)continue}return s.value}if(i)return null;s=new ac(t.doc,e,0,Math.max(0,n[n.length-1].from-1)),i=!0}}(t,n);return!!s&&(e(t.update({selection:t.selection.addRange(E.range(s.from,s.to),!1),effects:Ds.scrollIntoView(s.to)})),!0)},preventDefault:!0}];class eu{constructor(t){this.view=t;let e=this.query=t.state.field(zc).query.spec;function i(t,e,i){return rc("button",{class:"cm-button",name:t,onclick:e,type:"button"},i)}this.commit=this.commit.bind(this),this.searchField=rc("input",{value:e.search,placeholder:iu(t,"Find"),"aria-label":iu(t,"Find"),class:"cm-textfield",name:"search",form:"","main-field":"true",onchange:this.commit,onkeyup:this.commit}),this.replaceField=rc("input",{value:e.replace,placeholder:iu(t,"Replace"),"aria-label":iu(t,"Replace"),class:"cm-textfield",name:"replace",form:"",onchange:this.commit,onkeyup:this.commit}),this.caseField=rc("input",{type:"checkbox",name:"case",form:"",checked:e.caseSensitive,onchange:this.commit}),this.reField=rc("input",{type:"checkbox",name:"re",form:"",checked:e.regexp,onchange:this.commit}),this.wordField=rc("input",{type:"checkbox",name:"word",form:"",checked:e.wholeWord,onchange:this.commit}),this.dom=rc("div",{onkeydown:t=>this.keydown(t),class:"cm-search"},[this.searchField,i("next",(()=>Uc(t)),[iu(t,"next")]),i("prev",(()=>$c(t)),[iu(t,"previous")]),i("select",(()=>Qc(t)),[iu(t,"all")]),rc("label",null,[this.caseField,iu(t,"match case")]),rc("label",null,[this.reField,iu(t,"regexp")]),rc("label",null,[this.wordField,iu(t,"by word")]),...t.state.readOnly?[]:[rc("br"),this.replaceField,i("replace",(()=>Kc(t)),[iu(t,"replace")]),i("replaceAll",(()=>Gc(t)),[iu(t,"replace all")])],rc("button",{name:"close",onclick:()=>Yc(t),"aria-label":iu(t,"close"),type:"button"},["×"])])}commit(){let t=new Tc({search:this.searchField.value,caseSensitive:this.caseField.checked,regexp:this.reField.checked,wholeWord:this.wordField.checked,replace:this.replaceField.value});t.eq(this.query)||(this.query=t,this.view.dispatch({effects:Vc.of(t)}))}keydown(t){var e,i,n;e=this.view,i=t,n="search-panel",Hs(Ws(e.state),i,e,n)?t.preventDefault():13==t.keyCode&&t.target==this.searchField?(t.preventDefault(),(t.shiftKey?$c:Uc)(this.view)):13==t.keyCode&&t.target==this.replaceField&&(t.preventDefault(),Kc(this.view))}update(t){for(let e of t.transactions)for(let t of e.effects)t.is(Vc)&&!t.value.eq(this.query)&&this.setQuery(t.value)}setQuery(t){this.query=t,this.searchField.value=t.search,this.replaceField.value=t.replace,this.caseField.checked=t.caseSensitive,this.reField.checked=t.regexp,this.wordField.checked=t.wholeWord}mount(){this.searchField.select()}get pos(){return 80}get top(){return this.view.state.facet(Dc).top}}function iu(t,e){return t.state.phrase(e)}const nu=/[\s\.,:;?!]/;function su(t,{from:e,to:i}){let n=t.state.doc.lineAt(e),s=t.state.doc.lineAt(i).to,r=Math.max(n.from,e-30),o=Math.min(s,i+30),l=t.state.sliceDoc(r,o);if(r!=n.from)for(let t=0;t<30;t++)if(!nu.test(l[t+1])&&nu.test(l[t])){l=l.slice(t);break}if(o!=s)for(let t=l.length-1;t>l.length-30;t--)if(!nu.test(l[t-1])&&nu.test(l[t])){l=l.slice(0,t);break}return Ds.announce.of(`${t.state.phrase("current match")}. ${l} ${t.state.phrase("on line")} ${n.number}.`)}const ru=Ds.baseTheme({".cm-panel.cm-search":{padding:"2px 6px 4px",position:"relative","& [name=close]":{position:"absolute",top:"0",right:"4px",backgroundColor:"inherit",border:"none",font:"inherit",padding:0,margin:0},"& input, & button, & label":{margin:".2em .6em .2em 0"},"& input[type=checkbox]":{marginRight:".2em"},"& label":{fontSize:"80%",whiteSpace:"pre"}},"&light .cm-searchMatch":{backgroundColor:"#ffff0054"},"&dark .cm-searchMatch":{backgroundColor:"#00ffff8a"},"&light .cm-searchMatch-selected":{backgroundColor:"#ff6a0054"},"&dark .cm-searchMatch-selected":{backgroundColor:"#ff00ff8a"}}),ou=[zc,K.lowest(_c),ru];class lu{constructor(t,e,i){this.state=t,this.pos=e,this.explicit=i,this.abortListeners=[]}tokenBefore(t){let e=vl(this.state).resolveInner(this.pos,-1);for(;e&&t.indexOf(e.name)<0;)e=e.parent;return e?{from:e.from,to:this.pos,text:this.state.sliceDoc(e.from,this.pos),type:e.type}:null}matchBefore(t){let e=this.state.doc.lineAt(this.pos),i=Math.max(e.from,this.pos-250),n=e.text.slice(i-e.from,this.pos-e.from),s=n.search(fu(t,!1));return s<0?null:{from:i+s,to:this.pos,text:n.slice(s)}}get aborted(){return null==this.abortListeners}addEventListener(t,e){"abort"==t&&this.abortListeners&&this.abortListeners.push(e)}}function au(t){let e=Object.keys(t).join(""),i=/\w/.test(e);return i&&(e=e.replace(/\w/g,"")),`[${i?"\\w":""}${e.replace(/[^\w\s]/g,"\\$&")}]`}function hu(t){let e=t.map((t=>"string"==typeof t?{label:t}:t)),[i,n]=e.every((t=>/^\w+$/.test(t.label)))?[/\w*$/,/\w+$/]:function(t){let e=Object.create(null),i=Object.create(null);for(let{label:n}of t){e[n[0]]=!0;for(let t=1;t{let s=t.matchBefore(n);return s||t.explicit?{from:s?s.from:t.pos,options:e,validFor:i}:null}}class cu{constructor(t,e,i){this.completion=t,this.source=e,this.match=i}}function uu(t){return t.selection.main.head}function fu(t,e){var i;let{source:n}=t,s=e&&"^"!=n[0],r="$"!=n[n.length-1];return s||r?new RegExp(`${s?"^":""}(?:${n})${r?"$":""}`,null!==(i=t.flags)&&void 0!==i?i:t.ignoreCase?"i":""):t}const du=at.define();function pu(t,e){const i=e.completion.apply||e.completion.label;let n=e.source;var s,r,o,l;"string"==typeof i?t.dispatch(Object.assign(Object.assign({},(s=t.state,r=i,o=n.from,l=n.to,Object.assign(Object.assign({},s.changeByRange((t=>{if(t==s.selection.main)return{changes:{from:o,to:l,insert:r},range:E.cursor(o+r.length)};let e=l-o;return!t.empty||e&&s.sliceDoc(t.from-e,t.from)!=s.sliceDoc(o,l)?{range:t}:{changes:{from:t.from-e,to:t.from,insert:r},range:E.cursor(t.from-e+r.length)}}))),{userEvent:"input.complete"}))),{annotations:du.of(e.completion)})):i(t,e.completion,n.from,n.to)}const mu=new WeakMap;function gu(t){if(!Array.isArray(t))return t;let e=mu.get(t);return e||mu.set(t,e=hu(t)),e}class vu{constructor(t){this.pattern=t,this.chars=[],this.folded=[],this.any=[],this.precise=[],this.byWord=[];for(let e=0;e=48&&a<=57||a>=97&&a<=122?2:a>=65&&a<=90?1:0:(x=y(a))!=x.toLowerCase()?1:x!=x.toUpperCase()?2:0;(!n||1==k&&m||0==v&&0!=k)&&(e[c]==a||i[c]==a&&(u=!0)?r[c++]=n:r.length&&(g=!1)),v=k,n+=b(a)}return c==l&&0==r[0]&&g?this.result((u?-200:0)-100,r,t):f==l&&0==d?[-200-t.length,0,p]:o>-1?[-700-t.length,o,o+this.pattern.length]:f==l?[-900-t.length,d,p]:c==l?this.result((u?-200:0)-100-700+(g?0:-1100),r,t):2==e.length?null:this.result((n[0]?-700:0)-200-1100,n,t)}result(t,e,i){let n=[t-i.length],s=1;for(let t of e){let e=t+(this.astral?b(w(i,t)):1);s>1&&n[s-1]==t?n[s-1]=e:(n[s++]=t,n[s++]=e)}return n}}const wu=N.define({combine:t=>Ct(t,{activateOnTyping:!0,selectOnOpen:!0,override:null,closeOnBlur:!0,maxRenderedOptions:100,defaultKeymap:!0,optionClass:()=>"",aboveCursor:!1,icons:!0,addToOptions:[],compareCompletions:(t,e)=>t.label.localeCompare(e.label),interactionDelay:75},{defaultKeymap:(t,e)=>t&&e,closeOnBlur:(t,e)=>t&&e,icons:(t,e)=>t&&e,optionClass:(t,e)=>i=>function(t,e){return t?e?t+" "+e:t:e}(t(i),e(i)),addToOptions:(t,e)=>t.concat(e)})});function yu(t,e,i){if(t<=i)return{from:0,to:t};if(e<0&&(e=0),e<=t>>1){let t=Math.floor(e/i);return{from:t*i,to:(t+1)*i}}let n=Math.floor((t-e)/i);return{from:t-(n+1)*i,to:t-n*i}}class bu{constructor(t,e){this.view=t,this.stateField=e,this.info=null,this.placeInfo={read:()=>this.measureInfo(),write:t=>this.positionInfo(t),key:this},this.space=null;let i=t.state.field(e),{options:n,selected:s}=i.open,r=t.state.facet(wu);this.optionContent=function(t){let e=t.addToOptions.slice();return t.icons&&e.push({render(t){let e=document.createElement("div");return e.classList.add("cm-completionIcon"),t.type&&e.classList.add(...t.type.split(/\s+/g).map((t=>"cm-completionIcon-"+t))),e.setAttribute("aria-hidden","true"),e},position:20}),e.push({render(t,e,i){let n=document.createElement("span");n.className="cm-completionLabel";let{label:s}=t,r=0;for(let t=1;tr&&n.appendChild(document.createTextNode(s.slice(r,e)));let l=n.appendChild(document.createElement("span"));l.appendChild(document.createTextNode(s.slice(e,o))),l.className="cm-completionMatchedText",r=o}return rt.position-e.position)).map((t=>t.render))}(r),this.optionClass=r.optionClass,this.range=yu(n.length,s,r.maxRenderedOptions),this.dom=document.createElement("div"),this.dom.className="cm-tooltip-autocomplete",this.dom.addEventListener("mousedown",(e=>{for(let i,s=e.target;s&&s!=this.dom;s=s.parentNode)if("LI"==s.nodeName&&(i=/-(\d+)$/.exec(s.id))&&+i[1]{this.info&&this.view.requestMeasure(this.placeInfo)}))}mount(){this.updateSel()}update(t){var e,i,n;let s=t.state.field(this.stateField),r=t.startState.field(this.stateField);s!=r&&(this.updateSel(),(null===(e=s.open)||void 0===e?void 0:e.disabled)!=(null===(i=r.open)||void 0===i?void 0:i.disabled)&&this.dom.classList.toggle("cm-tooltip-autocomplete-disabled",!!(null===(n=s.open)||void 0===n?void 0:n.disabled)))}positioned(t){this.space=t,this.info&&this.view.requestMeasure(this.placeInfo)}updateSel(){let t=this.view.state.field(this.stateField),e=t.open;if((e.selected>-1&&e.selected=this.range.to)&&(this.range=yu(e.options.length,e.selected,this.view.state.facet(wu).maxRenderedOptions),this.list.remove(),this.list=this.dom.appendChild(this.createListBox(e.options,t.id,this.range)),this.list.addEventListener("scroll",(()=>{this.info&&this.view.requestMeasure(this.placeInfo)}))),this.updateSelectedOption(e.selected)){this.info&&(this.info.remove(),this.info=null);let{completion:i}=e.options[e.selected],{info:n}=i;if(!n)return;let s="string"==typeof n?document.createTextNode(n):n(i);if(!s)return;"then"in s?s.then((e=>{e&&this.view.state.field(this.stateField,!1)==t&&this.addInfoPane(e)})).catch((t=>Si(this.view.state,t,"completion info"))):this.addInfoPane(s)}}addInfoPane(t){let e=this.info=document.createElement("div");e.className="cm-tooltip cm-completionInfo",e.appendChild(t),this.dom.appendChild(e),this.view.requestMeasure(this.placeInfo)}updateSelectedOption(t){let e=null;for(let i=this.list.firstChild,n=this.range.from;i;i=i.nextSibling,n++)n==t?i.hasAttribute("aria-selected")||(i.setAttribute("aria-selected","true"),e=i):i.hasAttribute("aria-selected")&&i.removeAttribute("aria-selected");return e&&function(t,e){let i=t.getBoundingClientRect(),n=e.getBoundingClientRect();n.topi.bottom&&(t.scrollTop+=n.bottom-i.bottom)}(this.list,e),e}measureInfo(){let t=this.dom.querySelector("[aria-selected]");if(!t||!this.info)return null;let e=this.dom.getBoundingClientRect(),i=this.info.getBoundingClientRect(),n=t.getBoundingClientRect(),s=this.space;if(!s){let t=this.dom.ownerDocument.defaultView||window;s={left:0,top:0,right:t.innerWidth,bottom:t.innerHeight}}if(n.top>Math.min(s.bottom,e.bottom)-10||n.bottom=i.height||t>e.top?h=n.bottom-e.top+"px":c=e.bottom-n.top+"px"}return{top:h,bottom:c,maxWidth:r,class:a?o?"left-narrow":"right-narrow":l?"left":"right"}}positionInfo(t){this.info&&(t?(this.info.style.top=t.top,this.info.style.bottom=t.bottom,this.info.style.maxWidth=t.maxWidth,this.info.className="cm-tooltip cm-completionInfo cm-completionInfo-"+t.class):this.info.style.top="-1e6px")}createListBox(t,e,i){const n=document.createElement("ul");n.id=e,n.setAttribute("role","listbox"),n.setAttribute("aria-expanded","true"),n.setAttribute("aria-label",this.view.state.phrase("Completions"));for(let s=i.from;s=this.options.length?this:new ku(this.options,Au(e,t),this.tooltip,this.timestamp,t,this.disabled)}static build(t,e,i,n,s){let r=function(t,e){let i=[],n=0;for(let s of t)if(s.hasResult())if(!1===s.result.filter){let t=s.result.getMatch;for(let e of s.result.options){let r=[1e9-n++];if(t)for(let i of t(e))r.push(i);i.push(new cu(e,s,r))}}else{let t,n=new vu(e.sliceDoc(s.from,s.to));for(let e of s.result.options)(t=n.match(e.label))&&(null!=e.boost&&(t[0]+=e.boost),i.push(new cu(e,s,t)))}let s=[],r=null,o=e.facet(wu).compareCompletions;for(let t of i.sort(((t,e)=>e.match[0]-t.match[0]||o(t.completion,e.completion))))!r||r.label!=t.completion.label||r.detail!=t.completion.detail||null!=r.type&&null!=t.completion.type&&r.type!=t.completion.type||r.apply!=t.completion.apply?s.push(t):xu(t.completion)>xu(r)&&(s[s.length-1]=t),r=t.completion;return s}(t,e);if(!r.length)return n&&t.some((t=>1==t.state))?new ku(n.options,n.attrs,n.tooltip,n.timestamp,n.selected,!0):null;let o=e.facet(wu).selectOnOpen?0:-1;if(n&&n.selected!=o&&-1!=n.selected){let t=n.options[n.selected].completion;for(let e=0;ee.hasResult()?Math.min(t,e.from):t),1e8),create:(l=Lu,t=>new bu(t,l)),above:s.aboveCursor},n?n.timestamp:Date.now(),o,!1);var l}map(t){return new ku(this.options,this.attrs,Object.assign(Object.assign({},this.tooltip),{pos:t.mapPos(this.tooltip.pos)}),this.timestamp,this.selected,this.disabled)}}class Su{constructor(t,e,i){this.active=t,this.id=e,this.open=i}static start(){return new Su(Ou,"cm-ac-"+Math.floor(2e6*Math.random()).toString(36),null)}update(t){let{state:e}=t,i=e.facet(wu),n=(i.override||e.languageDataAt("autocomplete",uu(e)).map(gu)).map((e=>(this.active.find((t=>t.source==e))||new Du(e,this.active.some((t=>0!=t.state))?1:0)).update(t,i)));n.length==this.active.length&&n.every(((t,e)=>t==this.active[e]))&&(n=this.active);let s=this.open;t.selection||n.some((e=>e.hasResult()&&t.changes.touchesRange(e.from,e.to)))||!function(t,e){if(t==e)return!0;for(let i=0,n=0;;){for(;i1==t.state))?s=null:s&&t.docChanged&&(s=s.map(t.changes)),!s&&n.every((t=>1!=t.state))&&n.some((t=>t.hasResult()))&&(n=n.map((t=>t.hasResult()?new Du(t.source,0):t)));for(let e of t.effects)e.is(Bu)&&(s=s&&s.setSelected(e.value,this.id));return n==this.active&&s==this.open?this:new Su(n,this.id,s)}get tooltip(){return this.open?this.open.tooltip:null}get attrs(){return this.open?this.open.attrs:Cu}}const Cu={"aria-autocomplete":"list"};function Au(t,e){let i={"aria-autocomplete":"list","aria-haspopup":"listbox","aria-controls":t};return e>-1&&(i["aria-activedescendant"]=t+"-"+e),i}const Ou=[];function Mu(t){return t.isUserEvent("input.type")?"input":t.isUserEvent("delete.backward")?"delete":null}class Du{constructor(t,e,i=-1){this.source=t,this.state=e,this.explicitPos=i}hasResult(){return!1}update(t,e){let i=Mu(t),n=this;i?n=n.handleUserEvent(t,i,e):t.docChanged?n=n.handleChange(t):t.selection&&0!=n.state&&(n=new Du(n.source,0));for(let e of t.effects)if(e.is(Pu))n=new Du(n.source,1,e.value?uu(t.state):-1);else if(e.is(Ru))n=new Du(n.source,0);else if(e.is(Eu))for(let t of e.value)t.source==n.source&&(n=t);return n}handleUserEvent(t,e,i){return"delete"!=e&&i.activateOnTyping?new Du(this.source,1):this.map(t.changes)}handleChange(t){return t.changes.touchesRange(uu(t.startState))?new Du(this.source,0):this.map(t.changes)}map(t){return t.empty||this.explicitPos<0?this:new Du(this.source,this.state,t.mapPos(this.explicitPos))}}class Tu extends Du{constructor(t,e,i,n,s){super(t,2,e),this.result=i,this.from=n,this.to=s}hasResult(){return!0}handleUserEvent(t,e,i){var n;let s=t.changes.mapPos(this.from),r=t.changes.mapPos(this.to,1),o=uu(t.state);if((this.explicitPos<0?o<=s:or||"delete"==e&&uu(t.startState)==this.from)return new Du(this.source,"input"==e&&i.activateOnTyping?1:0);let l,a=this.explicitPos<0?-1:t.changes.mapPos(this.explicitPos);return function(t,e,i,n){if(!t)return!1;let s=e.sliceDoc(i,n);return"function"==typeof t?t(s,i,n,e):fu(t,!0).test(s)}(this.result.validFor,t.state,s,r)?new Tu(this.source,a,this.result,s,r):this.result.update&&(l=this.result.update(this.result,s,r,new lu(t.state,o,a>=0)))?new Tu(this.source,a,l,l.from,null!==(n=l.to)&&void 0!==n?n:uu(t.state)):new Du(this.source,1,a)}handleChange(t){return t.changes.touchesRange(this.from,this.to)?new Du(this.source,0):this.map(t.changes)}map(t){return t.empty?this:new Tu(this.source,this.explicitPos<0?-1:t.mapPos(this.explicitPos),this.result,t.mapPos(this.from),t.mapPos(this.to,1))}}const Pu=ut.define(),Ru=ut.define(),Eu=ut.define({map:(t,e)=>t.map((t=>t.map(e)))}),Bu=ut.define(),Lu=q.define({create:()=>Su.start(),update:(t,e)=>t.update(e),provide:t=>[Dr.from(t,(t=>t.tooltip)),Ds.contentAttributes.from(t,(t=>t.attrs))]});function Nu(t,e="option"){return i=>{let n=i.state.field(Lu,!1);if(!n||!n.open||n.open.disabled||Date.now()-n.open.timestamp-1?n.open.selected+r*(t?1:-1):t?0:o-1;return l<0?l="page"==e?0:o-1:l>=o&&(l="page"==e?o-1:0),i.dispatch({effects:Bu.of(l)}),!0}}class Iu{constructor(t,e){this.active=t,this.context=e,this.time=Date.now(),this.updates=[],this.done=void 0}}const Vu=Mi.fromClass(class{constructor(t){this.view=t,this.debounceUpdate=-1,this.running=[],this.debounceAccept=-1,this.composing=0;for(let e of t.state.field(Lu).active)1==e.state&&this.startQuery(e)}update(t){let e=t.state.field(Lu);if(!t.selectionSet&&!t.docChanged&&t.startState.field(Lu)==e)return;let i=t.transactions.some((t=>(t.selection||t.docChanged)&&!Mu(t)));for(let e=0;e50&&Date.now()-n.time>1e3){for(let t of n.context.abortListeners)try{t()}catch(t){Si(this.view.state,t)}n.context.abortListeners=null,this.running.splice(e--,1)}else n.updates.push(...t.transactions)}if(this.debounceUpdate>-1&&clearTimeout(this.debounceUpdate),this.debounceUpdate=e.active.some((t=>1==t.state&&!this.running.some((e=>e.active.source==t.source))))?setTimeout((()=>this.startUpdate()),50):-1,0!=this.composing)for(let e of t.transactions)"input"==Mu(e)?this.composing=2:2==this.composing&&e.selection&&(this.composing=3)}startUpdate(){this.debounceUpdate=-1;let{state:t}=this.view,e=t.field(Lu);for(let t of e.active)1!=t.state||this.running.some((e=>e.active.source==t.source))||this.startQuery(t)}startQuery(t){let{state:e}=this.view,i=uu(e),n=new lu(e,i,t.explicitPos==i),s=new Iu(t,n);this.running.push(s),Promise.resolve(t.source(n)).then((t=>{s.context.aborted||(s.done=t||null,this.scheduleAccept())}),(t=>{this.view.dispatch({effects:Ru.of(null)}),Si(this.view.state,t)}))}scheduleAccept(){this.running.every((t=>void 0!==t.done))?this.accept():this.debounceAccept<0&&(this.debounceAccept=setTimeout((()=>this.accept()),50))}accept(){var t;this.debounceAccept>-1&&clearTimeout(this.debounceAccept),this.debounceAccept=-1;let e=[],i=this.view.state.facet(wu);for(let n=0;nt.source==s.active.source));if(r&&1==r.state)if(null==s.done){let t=new Du(s.active.source,0);for(let e of s.updates)t=t.update(e,i);1!=t.state&&e.push(t)}else this.startQuery(r)}e.length&&this.view.dispatch({effects:Eu.of(e)})}},{eventHandlers:{blur(){let t=this.view.state.field(Lu,!1);t&&t.tooltip&&this.view.state.facet(wu).closeOnBlur&&this.view.dispatch({effects:Ru.of(null)})},compositionstart(){this.composing=1},compositionend(){3==this.composing&&setTimeout((()=>this.view.dispatch({effects:Pu.of(!1)})),20),this.composing=0}}}),Wu=Ds.baseTheme({".cm-tooltip.cm-tooltip-autocomplete":{"& > ul":{fontFamily:"monospace",whiteSpace:"nowrap",overflow:"hidden auto",maxWidth_fallback:"700px",maxWidth:"min(700px, 95vw)",minWidth:"250px",maxHeight:"10em",listStyle:"none",margin:0,padding:0,"& > li":{overflowX:"hidden",textOverflow:"ellipsis",cursor:"pointer",padding:"1px 3px",lineHeight:1.2}}},"&light .cm-tooltip-autocomplete ul li[aria-selected]":{background:"#17c",color:"white"},"&light .cm-tooltip-autocomplete-disabled ul li[aria-selected]":{background:"#777"},"&dark .cm-tooltip-autocomplete ul li[aria-selected]":{background:"#347",color:"white"},"&dark .cm-tooltip-autocomplete-disabled ul 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i=e.state.doc.lineAt(e.selection.main.head).from,n=e.startState.doc.lineAt(e.startState.selection.main.head).from;i!=e.changes.mapPos(n,-1)&&(t=Tt.empty)}t=t.map(e.changes);for(let i of e.effects)i.is(Hu)?t=t.update({add:[qu.range(i.value,i.value+1)]}):i.is(Fu)&&(t=t.update({filter:t=>t!=i.value}));return t}});const ju="()[]{}<>";function Uu(t){for(let e=0;e{if((Qu?t.composing:t.compositionStarted)||t.state.readOnly)return!1;let s=t.state.selection.main;if(n.length>2||2==n.length&&1==b(w(n,0))||e!=s.from||i!=s.to)return!1;let r=function(t,e){let i=$u(t,t.selection.main.head),n=i.brackets||zu.brackets;for(let s of n){let r=Uu(w(s,0));if(e==s)return r==s?tf(t,s,n.indexOf(s+s+s)>-1,i):Zu(t,s,r,i.before||zu.before);if(e==r&&Ju(t,t.selection.main.from))return Yu(t,s,r)}return null}(t.state,n);return!!r&&(t.dispatch(r),!0)})),Gu=[{key:"Backspace",run:({state:t,dispatch:e})=>{if(t.readOnly)return!1;let i=$u(t,t.selection.main.head).brackets||zu.brackets,n=null,s=t.changeByRange((e=>{if(e.empty){let n=function(t,e){let i=t.sliceString(e-2,e);return b(w(i,0))==i.length?i:i.slice(1)}(t.doc,e.head);for(let s of i)if(s==n&&Xu(t.doc,e.head)==Uu(w(s,0)))return{changes:{from:e.head-s.length,to:e.head+s.length},range:E.cursor(e.head-s.length)}}return{range:n=e}}));return n||e(t.update(s,{scrollIntoView:!0,userEvent:"delete.backward"})),!n}}];function Ju(t,e){let i=!1;return t.field(_u).between(0,t.doc.length,(t=>{t==e&&(i=!0)})),i}function Xu(t,e){let i=t.sliceString(e,e+2);return i.slice(0,b(w(i,0)))}function Zu(t,e,i,n){let s=null,r=t.changeByRange((r=>{if(!r.empty)return{changes:[{insert:e,from:r.from},{insert:i,from:r.to}],effects:Hu.of(r.to+e.length),range:E.range(r.anchor+e.length,r.head+e.length)};let o=Xu(t.doc,r.head);return!o||/\s/.test(o)||n.indexOf(o)>-1?{changes:{insert:e+i,from:r.head},effects:Hu.of(r.head+e.length),range:E.cursor(r.head+e.length)}:{range:s=r}}));return s?null:t.update(r,{scrollIntoView:!0,userEvent:"input.type"})}function Yu(t,e,i){let n=null,s=t.selection.ranges.map((e=>e.empty&&Xu(t.doc,e.head)==i?E.cursor(e.head+i.length):n=e));return n?null:t.update({selection:E.create(s,t.selection.mainIndex),scrollIntoView:!0,effects:t.selection.ranges.map((({from:t})=>Fu.of(t)))})}function tf(t,e,i,n){let s=n.stringPrefixes||zu.stringPrefixes,r=null,o=t.changeByRange((n=>{if(!n.empty)return{changes:[{insert:e,from:n.from},{insert:e,from:n.to}],effects:Hu.of(n.to+e.length),range:E.range(n.anchor+e.length,n.head+e.length)};let o,l=n.head,a=Xu(t.doc,l);if(a==e){if(ef(t,l))return{changes:{insert:e+e,from:l},effects:Hu.of(l+e.length),range:E.cursor(l+e.length)};if(Ju(t,l)){let n=i&&t.sliceDoc(l,l+3*e.length)==e+e+e;return{range:E.cursor(l+e.length*(n?3:1)),effects:Fu.of(l)}}}else{if(i&&t.sliceDoc(l-2*e.length,l)==e+e&&(o=nf(t,l-2*e.length,s))>-1&&ef(t,o))return{changes:{insert:e+e+e+e,from:l},effects:Hu.of(l+e.length),range:E.cursor(l+e.length)};if(t.charCategorizer(l)(a)!=yt.Word&&nf(t,l,s)>-1&&!function(t,e,i,n){let s=vl(t).resolveInner(e,-1),r=n.reduce(((t,e)=>Math.max(t,e.length)),0);for(let o=0;o<5;o++){let o=t.sliceDoc(s.from,Math.min(s.to,s.from+i.length+r)),l=o.indexOf(i);if(!l||l>-1&&n.indexOf(o.slice(0,l))>-1){let e=s.firstChild;for(;e&&e.from==s.from&&e.to-e.from>i.length+l;){if(t.sliceDoc(e.to-i.length,e.to)==i)return!1;e=e.firstChild}return!0}let a=s.to==e&&s.parent;if(!a)break;s=a}return!1}(t,l,e,s))return{changes:{insert:e+e,from:l},effects:Hu.of(l+e.length),range:E.cursor(l+e.length)}}return{range:r=n}}));return r?null:t.update(o,{scrollIntoView:!0,userEvent:"input.type"})}function ef(t,e){let i=vl(t).resolveInner(e+1);return i.parent&&i.from==e}function nf(t,e,i){let n=t.charCategorizer(e);if(n(t.sliceDoc(e-1,e))!=yt.Word)return e;for(let s of i){let i=e-s.length;if(t.sliceDoc(i,e)==s&&n(t.sliceDoc(i-1,i))!=yt.Word)return i}return-1}function sf(t={}){return[Lu,wu.of(t),Vu,of,Wu]}const rf=[{key:"Ctrl-Space",run:t=>!!t.state.field(Lu,!1)&&(t.dispatch({effects:Pu.of(!0)}),!0)},{key:"Escape",run:t=>{let e=t.state.field(Lu,!1);return!(!e||!e.active.some((t=>0!=t.state)))&&(t.dispatch({effects:Ru.of(null)}),!0)}},{key:"ArrowDown",run:Nu(!0)},{key:"ArrowUp",run:Nu(!1)},{key:"PageDown",run:Nu(!0,"page")},{key:"PageUp",run:Nu(!1,"page")},{key:"Enter",run:t=>{let e=t.state.field(Lu,!1);return!(t.state.readOnly||!e||!e.open||e.open.selected<0||Date.now()-e.open.timestampt.facet(wu).defaultKeymap?[rf]:[])));class lf{constructor(t,e,i){this.from=t,this.to=e,this.diagnostic=i}}class af{constructor(t,e,i){this.diagnostics=t,this.panel=e,this.selected=i}static init(t,e,i){let n=t,s=i.facet(kf).markerFilter;s&&(n=s(n));let r=ii.set(n.map((t=>t.from==t.to||t.from==t.to-1&&i.doc.lineAt(t.from).to==t.from?ii.widget({widget:new Af(t),diagnostic:t}).range(t.from):ii.mark({attributes:{class:"cm-lintRange cm-lintRange-"+t.severity},diagnostic:t}).range(t.from,t.to))),!0);return new af(r,e,hf(r))}}function hf(t,e=null,i=0){let n=null;return t.between(i,1e9,((t,i,{spec:s})=>{if(!e||s.diagnostic==e)return n=new lf(t,i,s.diagnostic),!1})),n}function cf(t,e){return!(!t.effects.some((t=>t.is(ff)))&&!t.changes.touchesRange(e.pos))}function uf(t,e){return t.field(mf,!1)?e:e.concat(ut.appendConfig.of([mf,Ds.decorations.compute([mf],(t=>{let{selected:e,panel:i}=t.field(mf);return e&&i&&e.from!=e.to?ii.set([gf.range(e.from,e.to)]):ii.none})),Lr(vf,{hideOn:cf}),Tf]))}const ff=ut.define(),df=ut.define(),pf=ut.define(),mf=q.define({create:()=>new af(ii.none,null,null),update(t,e){if(e.docChanged){let i=t.diagnostics.map(e.changes),n=null;if(t.selected){let s=e.changes.mapPos(t.selected.from,1);n=hf(i,t.selected.diagnostic,s)||hf(i,null,s)}t=new af(i,t.panel,n)}for(let i of e.effects)i.is(ff)?t=af.init(i.value,t.panel,e.state):i.is(df)?t=new af(t.diagnostics,i.value?Mf.open:null,t.selected):i.is(pf)&&(t=new af(t.diagnostics,t.panel,i.value));return t},provide:t=>[Fr.from(t,(t=>t.panel)),Ds.decorations.from(t,(t=>t.diagnostics))]}),gf=ii.mark({class:"cm-lintRange cm-lintRange-active"});function vf(t,e,i){let{diagnostics:n}=t.state.field(mf),s=[],r=2e8,o=0;n.between(e-(i<0?1:0),e+(i>0?1:0),((t,n,{spec:l})=>{e>=t&&e<=n&&(t==n||(e>t||i>0)&&(e({dom:wf(t,s)})}:null}function wf(t,e){return rc("ul",{class:"cm-tooltip-lint"},e.map((e=>Cf(t,e,!1))))}const yf=t=>{let e=t.state.field(mf,!1);return!(!e||!e.panel)&&(t.dispatch({effects:df.of(!1)}),!0)},bf=[{key:"Mod-Shift-m",run:t=>{let e=t.state.field(mf,!1);e&&e.panel||t.dispatch({effects:uf(t.state,[df.of(!0)])});let i=Vr(t,Mf.open);return i&&i.dom.querySelector(".cm-panel-lint ul").focus(),!0},preventDefault:!0},{key:"F8",run:t=>{let e=t.state.field(mf,!1);if(!e)return!1;let i=t.state.selection.main,n=e.diagnostics.iter(i.to+1);return!(!n.value&&(n=e.diagnostics.iter(0),!n.value||n.from==i.from&&n.to==i.to))&&(t.dispatch({selection:{anchor:n.from,head:n.to},scrollIntoView:!0}),!0)}}],xf=Mi.fromClass(class{constructor(t){this.view=t,this.timeout=-1,this.set=!0;let{delay:e}=t.state.facet(kf);this.lintTime=Date.now()+e,this.run=this.run.bind(this),this.timeout=setTimeout(this.run,e)}run(){let t=Date.now();if(tPromise.resolve(t(this.view))))).then((e=>{let i=e.reduce(((t,e)=>t.concat(e)));this.view.state.doc==t.doc&&this.view.dispatch(function(t,e){return{effects:uf(t,[ff.of(e)])}}(this.view.state,i))}),(t=>{Si(this.view.state,t)}))}}update(t){let e=t.state.facet(kf);(t.docChanged||e!=t.startState.facet(kf))&&(this.lintTime=Date.now()+e.delay,this.set||(this.set=!0,this.timeout=setTimeout(this.run,e.delay)))}force(){this.set&&(this.lintTime=Date.now(),this.run())}destroy(){clearTimeout(this.timeout)}}),kf=N.define({combine:t=>Object.assign({sources:t.map((t=>t.source))},Ct(t.map((t=>t.config)),{delay:750,markerFilter:null,tooltipFilter:null})),enables:xf});function Sf(t){let e=[];if(t)t:for(let{name:i}of t){for(let t=0;tt.toLowerCase()==n.toLowerCase()))){e.push(n);continue t}}e.push("")}return e}function Cf(t,e,i){var n;let s=i?Sf(e.actions):[];return rc("li",{class:"cm-diagnostic cm-diagnostic-"+e.severity},rc("span",{class:"cm-diagnosticText"},e.renderMessage?e.renderMessage():e.message),null===(n=e.actions)||void 0===n?void 0:n.map(((i,n)=>{let r=n=>{n.preventDefault();let s=hf(t.state.field(mf).diagnostics,e);s&&i.apply(t,s.from,s.to)},{name:o}=i,l=s[n]?o.indexOf(s[n]):-1,a=l<0?o:[o.slice(0,l),rc("u",o.slice(l,l+1)),o.slice(l+1)];return rc("button",{type:"button",class:"cm-diagnosticAction",onclick:r,onmousedown:r,"aria-label":` Action: ${o}${l<0?"":` (access key "${s[n]})"`}.`},a)})),e.source&&rc("div",{class:"cm-diagnosticSource"},e.source))}class Af extends ti{constructor(t){super(),this.diagnostic=t}eq(t){return t.diagnostic==this.diagnostic}toDOM(){return rc("span",{class:"cm-lintPoint cm-lintPoint-"+this.diagnostic.severity})}}class Of{constructor(t,e){this.diagnostic=e,this.id="item_"+Math.floor(4294967295*Math.random()).toString(16),this.dom=Cf(t,e,!0),this.dom.id=this.id,this.dom.setAttribute("role","option")}}class Mf{constructor(t){this.view=t,this.items=[];this.list=rc("ul",{tabIndex:0,role:"listbox","aria-label":this.view.state.phrase("Diagnostics"),onkeydown:e=>{if(27==e.keyCode)yf(this.view),this.view.focus();else if(38==e.keyCode||33==e.keyCode)this.moveSelection((this.selectedIndex-1+this.items.length)%this.items.length);else if(40==e.keyCode||34==e.keyCode)this.moveSelection((this.selectedIndex+1)%this.items.length);else if(36==e.keyCode)this.moveSelection(0);else if(35==e.keyCode)this.moveSelection(this.items.length-1);else if(13==e.keyCode)this.view.focus();else{if(!(e.keyCode>=65&&e.keyCode<=90&&this.selectedIndex>=0))return;{let{diagnostic:i}=this.items[this.selectedIndex],n=Sf(i.actions);for(let s=0;s{for(let e=0;eyf(this.view)},"×")),this.update()}get selectedIndex(){let t=this.view.state.field(mf).selected;if(!t)return-1;for(let e=0;e{let l,a=-1;for(let t=i;ti&&(this.items.splice(i,a-i),n=!0)),e&&l.diagnostic==e.diagnostic?l.dom.hasAttribute("aria-selected")||(l.dom.setAttribute("aria-selected","true"),s=l):l.dom.hasAttribute("aria-selected")&&l.dom.removeAttribute("aria-selected"),i++}));i({sel:s.dom.getBoundingClientRect(),panel:this.list.getBoundingClientRect()}),write:({sel:t,panel:e})=>{t.tope.bottom&&(this.list.scrollTop+=t.bottom-e.bottom)}})):this.selectedIndex<0&&this.list.removeAttribute("aria-activedescendant"),n&&this.sync()}sync(){let t=this.list.firstChild;function e(){let e=t;t=e.nextSibling,e.remove()}for(let i of this.items)if(i.dom.parentNode==this.list){for(;t!=i.dom;)e();t=i.dom.nextSibling}else this.list.insertBefore(i.dom,t);for(;t;)e()}moveSelection(t){if(this.selectedIndex<0)return;let e=hf(this.view.state.field(mf).diagnostics,this.items[t].diagnostic);e&&this.view.dispatch({selection:{anchor:e.from,head:e.to},scrollIntoView:!0,effects:pf.of(e)})}static open(t){return new Mf(t)}}function Df(t){return function(t,e='viewBox="0 0 40 40"'){return`url('data:image/svg+xml,${encodeURIComponent(t)}')`}(``,'width="6" height="3"')}const Tf=Ds.baseTheme({".cm-diagnostic":{padding:"3px 6px 3px 8px",marginLeft:"-1px",display:"block",whiteSpace:"pre-wrap"},".cm-diagnostic-error":{borderLeft:"5px solid #d11"},".cm-diagnostic-warning":{borderLeft:"5px solid orange"},".cm-diagnostic-info":{borderLeft:"5px solid #999"},".cm-diagnosticAction":{font:"inherit",border:"none",padding:"2px 4px",backgroundColor:"#444",color:"white",borderRadius:"3px",marginLeft:"8px"},".cm-diagnosticSource":{fontSize:"70%",opacity:.7},".cm-lintRange":{backgroundPosition:"left bottom",backgroundRepeat:"repeat-x",paddingBottom:"0.7px"},".cm-lintRange-error":{backgroundImage:Df("#d11")},".cm-lintRange-warning":{backgroundImage:Df("orange")},".cm-lintRange-info":{backgroundImage:Df("#999")},".cm-lintRange-active":{backgroundColor:"#ffdd9980"},".cm-tooltip-lint":{padding:0,margin:0},".cm-lintPoint":{position:"relative","&:after":{content:'""',position:"absolute",bottom:0,left:"-2px",borderLeft:"3px solid transparent",borderRight:"3px solid transparent",borderBottom:"4px solid #d11"}},".cm-lintPoint-warning":{"&:after":{borderBottomColor:"orange"}},".cm-lintPoint-info":{"&:after":{borderBottomColor:"#999"}},".cm-panel.cm-panel-lint":{position:"relative","& ul":{maxHeight:"100px",overflowY:"auto","& [aria-selected]":{backgroundColor:"#ddd","& u":{textDecoration:"underline"}},"&:focus [aria-selected]":{background_fallback:"#bdf",backgroundColor:"Highlight",color_fallback:"white",color:"HighlightText"},"& u":{textDecoration:"none"},padding:0,margin:0},"& [name=close]":{position:"absolute",top:"0",right:"2px",background:"inherit",border:"none",font:"inherit",padding:0,margin:0}}}),Pf=(()=>[oo(),ho,ar(),Qa(),la(),_s(),[Ys,tr],St.allowMultipleSelections.of(!0),St.transactionFilter.of((t=>{if(!t.docChanged||!t.isUserEvent("input.type")&&!t.isUserEvent("input.complete"))return t;let e=t.startState.languageDataAt("indentOnInput",t.startState.selection.main.head);if(!e.length)return t;let i=t.newDoc,{head:n}=t.newSelection.main,s=i.lineAt(n);if(n>s.from+200)return t;let r=i.sliceString(s.from,n);if(!e.some((t=>t.test(r))))return t;let{state:o}=t,l=-1,a=[];for(let{head:t}of o.selection.ranges){let e=o.doc.lineAt(t);if(e.from==l)continue;l=e.from;let i=El(o,e.from);if(null==i)continue;let n=/^\s*/.exec(e.text)[0],s=Rl(o,i);n!=s&&a.push({from:e.from,to:e.from+n.length,insert:s})}return a.length?[t,{changes:a,sequential:!0}]:t})),da(ga,{fallback:!0}),Aa(),[Ku,_u],sf(),vr(),br(),dr,kc(),Is.of([...Gu,...sc,...tu,...hh,...ta,...rf,...bf])])();class Rf{constructor(t,e,i,n,s,r,o,l,a,h=0,c){this.p=t,this.stack=e,this.state=i,this.reducePos=n,this.pos=s,this.score=r,this.buffer=o,this.bufferBase=l,this.curContext=a,this.lookAhead=h,this.parent=c}toString(){return`[${this.stack.filter(((t,e)=>e%3==0)).concat(this.state)}]@${this.pos}${this.score?"!"+this.score:""}`}static start(t,e,i=0){let n=t.parser.context;return new Rf(t,[],e,i,i,0,[],0,n?new Ef(n,n.start):null,0,null)}get context(){return this.curContext?this.curContext.context:null}pushState(t,e){this.stack.push(this.state,e,this.bufferBase+this.buffer.length),this.state=t}reduce(t){let e=t>>19,i=65535&t,{parser:n}=this.p,s=n.dynamicPrecedence(i);if(s&&(this.score+=s),0==e)return this.pushState(n.getGoto(this.state,i,!0),this.reducePos),ir;)this.stack.pop();this.reduceContext(i,o)}storeNode(t,e,i,n=4,s=!1){if(0==t&&(!this.stack.length||this.stack[this.stack.length-1]0&&0==t.buffer[n-4]&&t.buffer[n-1]>-1){if(e==i)return;if(t.buffer[n-2]>=e)return void(t.buffer[n-2]=i)}}if(s&&this.pos!=i){let s=this.buffer.length;if(s>0&&0!=this.buffer[s-4])for(;s>0&&this.buffer[s-2]>i;)this.buffer[s]=this.buffer[s-4],this.buffer[s+1]=this.buffer[s-3],this.buffer[s+2]=this.buffer[s-2],this.buffer[s+3]=this.buffer[s-1],s-=4,n>4&&(n-=4);this.buffer[s]=t,this.buffer[s+1]=e,this.buffer[s+2]=i,this.buffer[s+3]=n}else this.buffer.push(t,e,i,n)}shift(t,e,i){let n=this.pos;if(131072&t)this.pushState(65535&t,this.pos);else if(0==(262144&t)){let s=t,{parser:r}=this.p;(i>this.pos||e<=r.maxNode)&&(this.pos=i,r.stateFlag(s,1)||(this.reducePos=i)),this.pushState(s,n),this.shiftContext(e,n),e<=r.maxNode&&this.buffer.push(e,n,i,4)}else this.pos=i,this.shiftContext(e,n),e<=this.p.parser.maxNode&&this.buffer.push(e,n,i,4)}apply(t,e,i){65536&t?this.reduce(t):this.shift(t,e,i)}useNode(t,e){let i=this.p.reused.length-1;(i<0||this.p.reused[i]!=t)&&(this.p.reused.push(t),i++);let n=this.pos;this.reducePos=this.pos=n+t.length,this.pushState(e,n),this.buffer.push(i,n,this.reducePos,-1),this.curContext&&this.updateContext(this.curContext.tracker.reuse(this.curContext.context,t,this,this.p.stream.reset(this.pos-t.length)))}split(){let t=this,e=t.buffer.length;for(;e>0&&t.buffer[e-2]>t.reducePos;)e-=4;let i=t.buffer.slice(e),n=t.bufferBase+e;for(;t&&n==t.bufferBase;)t=t.parent;return new Rf(this.p,this.stack.slice(),this.state,this.reducePos,this.pos,this.score,i,n,this.curContext,this.lookAhead,t)}recoverByDelete(t,e){let i=t<=this.p.parser.maxNode;i&&this.storeNode(t,this.pos,e,4),this.storeNode(0,this.pos,e,i?8:4),this.pos=this.reducePos=e,this.score-=190}canShift(t){for(let e=new Lf(this);;){let i=this.p.parser.stateSlot(e.state,4)||this.p.parser.hasAction(e.state,t);if(0==(65536&i))return!0;if(0==i)return!1;e.reduce(i)}}recoverByInsert(t){if(this.stack.length>=300)return[];let e=this.p.parser.nextStates(this.state);if(e.length>8||this.stack.length>=120){let i=[];for(let n,s=0;s1&e&&t==n))||i.push(e[t],n)}e=i}let i=[];for(let t=0;t>19,n=65535&t,s=this.stack.length-3*i;if(s<0||e.getGoto(this.stack[s],n,!1)<0)return!1;this.storeNode(0,this.reducePos,this.reducePos,4,!0),this.score-=100}return this.reducePos=this.pos,this.reduce(t),!0}forceAll(){for(;!this.p.parser.stateFlag(this.state,2);)if(!this.forceReduce()){this.storeNode(0,this.pos,this.pos,4,!0);break}return this}get deadEnd(){if(3!=this.stack.length)return!1;let{parser:t}=this.p;return 65535==t.data[t.stateSlot(this.state,1)]&&!t.stateSlot(this.state,4)}restart(){this.state=this.stack[0],this.stack.length=0}sameState(t){if(this.state!=t.state||this.stack.length!=t.stack.length)return!1;for(let e=0;ethis.lookAhead&&(this.emitLookAhead(),this.lookAhead=t)}close(){this.curContext&&this.curContext.tracker.strict&&this.emitContext(),this.lookAhead>0&&this.emitLookAhead()}}class Ef{constructor(t,e){this.tracker=t,this.context=e,this.hash=t.strict?t.hash(e):0}}var Bf;!function(t){t[t.Insert=200]="Insert",t[t.Delete=190]="Delete",t[t.Reduce=100]="Reduce",t[t.MaxNext=4]="MaxNext",t[t.MaxInsertStackDepth=300]="MaxInsertStackDepth",t[t.DampenInsertStackDepth=120]="DampenInsertStackDepth"}(Bf||(Bf={}));class Lf{constructor(t){this.start=t,this.state=t.state,this.stack=t.stack,this.base=this.stack.length}reduce(t){let e=65535&t,i=t>>19;0==i?(this.stack==this.start.stack&&(this.stack=this.stack.slice()),this.stack.push(this.state,0,0),this.base+=3):this.base-=3*(i-1);let n=this.start.p.parser.getGoto(this.stack[this.base-3],e,!0);this.state=n}}class Nf{constructor(t,e,i){this.stack=t,this.pos=e,this.index=i,this.buffer=t.buffer,0==this.index&&this.maybeNext()}static create(t,e=t.bufferBase+t.buffer.length){return new Nf(t,e,e-t.bufferBase)}maybeNext(){let t=this.stack.parent;null!=t&&(this.index=this.stack.bufferBase-t.bufferBase,this.stack=t,this.buffer=t.buffer)}get id(){return this.buffer[this.index-4]}get start(){return this.buffer[this.index-3]}get end(){return this.buffer[this.index-2]}get size(){return this.buffer[this.index-1]}next(){this.index-=4,this.pos-=4,0==this.index&&this.maybeNext()}fork(){return new Nf(this.stack,this.pos,this.index)}}class If{constructor(){this.start=-1,this.value=-1,this.end=-1,this.extended=-1,this.lookAhead=0,this.mask=0,this.context=0}}const Vf=new If;class Wf{constructor(t,e){this.input=t,this.ranges=e,this.chunk="",this.chunkOff=0,this.chunk2="",this.chunk2Pos=0,this.next=-1,this.token=Vf,this.rangeIndex=0,this.pos=this.chunkPos=e[0].from,this.range=e[0],this.end=e[e.length-1].to,this.readNext()}resolveOffset(t,e){let i=this.range,n=this.rangeIndex,s=this.pos+t;for(;si.to:s>=i.to;){if(n==this.ranges.length-1)return null;let t=this.ranges[++n];s+=t.from-i.to,i=t}return s}clipPos(t){if(t>=this.range.from&&tt)return Math.max(t,e.from);return this.end}peek(t){let e,i,n=this.chunkOff+t;if(n>=0&&n=this.chunk2Pos&&en.to&&(this.chunk2=this.chunk2.slice(0,n.to-e)),i=this.chunk2.charCodeAt(0)}}return e>=this.token.lookAhead&&(this.token.lookAhead=e+1),i}acceptToken(t,e=0){let i=e?this.resolveOffset(e,-1):this.pos;if(null==i||i=this.chunk2Pos&&this.posthis.range.to?t.slice(0,this.range.to-this.pos):t,this.chunkPos=this.pos,this.chunkOff=0}}readNext(){return this.chunkOff>=this.chunk.length&&(this.getChunk(),this.chunkOff==this.chunk.length)?this.next=-1:this.next=this.chunk.charCodeAt(this.chunkOff)}advance(t=1){for(this.chunkOff+=t;this.pos+t>=this.range.to;){if(this.rangeIndex==this.ranges.length-1)return this.setDone();t-=this.range.to-this.pos,this.range=this.ranges[++this.rangeIndex],this.pos=this.range.from}return this.pos+=t,this.pos>=this.token.lookAhead&&(this.token.lookAhead=this.pos+1),this.readNext()}setDone(){return this.pos=this.chunkPos=this.end,this.range=this.ranges[this.rangeIndex=this.ranges.length-1],this.chunk="",this.next=-1}reset(t,e){if(e?(this.token=e,e.start=t,e.lookAhead=t+1,e.value=e.extended=-1):this.token=Vf,this.pos!=t){if(this.pos=t,t==this.end)return this.setDone(),this;for(;t=this.range.to;)this.range=this.ranges[++this.rangeIndex];t>=this.chunkPos&&t=this.chunkPos&&e<=this.chunkPos+this.chunk.length)return this.chunk.slice(t-this.chunkPos,e-this.chunkPos);if(t>=this.chunk2Pos&&e<=this.chunk2Pos+this.chunk2.length)return this.chunk2.slice(t-this.chunk2Pos,e-this.chunk2Pos);if(t>=this.range.from&&e<=this.range.to)return this.input.read(t,e);let i="";for(let n of this.ranges){if(n.from>=e)break;n.to>t&&(i+=this.input.read(Math.max(n.from,t),Math.min(n.to,e)))}return i}}class zf{constructor(t,e){this.data=t,this.id=e}token(t,e){!function(t,e,i,n){let s=0,r=1<0){let i=t[n];if(l.allows(i)&&(-1==e.token.value||e.token.value==i||o.overrides(i,e.token.value))){e.acceptToken(i);break}}let n=e.next,a=0,h=t[s+2];if(!(e.next<0&&h>a&&65535==t[i+3*h-3]&&65535==t[i+3*h-3])){for(;a>1,o=i+r+(r<<1),l=t[o],c=t[o+1]||65536;if(n=c)){s=t[o+2],e.advance();continue t}a=r+1}}break}s=t[i+3*h-1]}}(this.data,t,e,this.id)}}zf.prototype.contextual=zf.prototype.fallback=zf.prototype.extend=!1;class Hf{constructor(t,e={}){this.token=t,this.contextual=!!e.contextual,this.fallback=!!e.fallback,this.extend=!!e.extend}}function Ff(t,e=Uint16Array){if("string"!=typeof t)return t;let i=null;for(let n=0,s=0;n=92&&e--,e>=34&&e--;let s=e-32;if(s>=46&&(s-=46,i=!0),r+=s,i)break;r*=46}i?i[s++]=r:i=new e(r)}return i}const qf="undefined"!=typeof process&&process.env&&/\bparse\b/.test(process.env.LOG);let _f=null;var jf,Uf;function $f(t,e,i){let n=t.cursor(bo.IncludeAnonymous);for(n.moveTo(e);;)if(!(i<0?n.childBefore(e):n.childAfter(e)))for(;;){if((i<0?n.toe)&&!n.type.isError)return i<0?Math.max(0,Math.min(n.to-1,e-25)):Math.min(t.length,Math.max(n.from+1,e+25));if(i<0?n.prevSibling():n.nextSibling())break;if(!n.parent())return i<0?0:t.length}}!function(t){t[t.Margin=25]="Margin"}(jf||(jf={}));class Qf{constructor(t,e){this.fragments=t,this.nodeSet=e,this.i=0,this.fragment=null,this.safeFrom=-1,this.safeTo=-1,this.trees=[],this.start=[],this.index=[],this.nextFragment()}nextFragment(){let t=this.fragment=this.i==this.fragments.length?null:this.fragments[this.i++];if(t){for(this.safeFrom=t.openStart?$f(t.tree,t.from+t.offset,1)-t.offset:t.from,this.safeTo=t.openEnd?$f(t.tree,t.to+t.offset,-1)-t.offset:t.to;this.trees.length;)this.trees.pop(),this.start.pop(),this.index.pop();this.trees.push(t.tree),this.start.push(-t.offset),this.index.push(0),this.nextStart=this.safeFrom}else this.nextStart=1e9}nodeAt(t){if(tt)return this.nextStart=r,null;if(s instanceof xo){if(r==t){if(r=Math.max(this.safeFrom,t)&&(this.trees.push(s),this.start.push(r),this.index.push(0))}else this.index[e]++,this.nextStart=r+s.length}}}class Kf{constructor(t,e){this.stream=e,this.tokens=[],this.mainToken=null,this.actions=[],this.tokens=t.tokenizers.map((t=>new If))}getActions(t){let e=0,i=null,{parser:n}=t.p,{tokenizers:s}=n,r=n.stateSlot(t.state,3),o=t.curContext?t.curContext.hash:0,l=0;for(let n=0;nh.end+25&&(l=Math.max(h.lookAhead,l)),0!=h.value)){let n=e;if(h.extended>-1&&(e=this.addActions(t,h.extended,h.end,e)),e=this.addActions(t,h.value,h.end,e),!a.extend&&(i=h,e>n))break}}for(;this.actions.length>e;)this.actions.pop();return l&&t.setLookAhead(l),i||t.pos!=this.stream.end||(i=new If,i.value=t.p.parser.eofTerm,i.start=i.end=t.pos,e=this.addActions(t,i.value,i.end,e)),this.mainToken=i,this.actions}getMainToken(t){if(this.mainToken)return this.mainToken;let e=new If,{pos:i,p:n}=t;return e.start=i,e.end=Math.min(i+1,n.stream.end),e.value=i==n.stream.end?n.parser.eofTerm:0,e}updateCachedToken(t,e,i){let n=this.stream.clipPos(i.pos);if(e.token(this.stream.reset(n,t),i),t.value>-1){let{parser:e}=i.p;for(let n=0;n=0&&i.p.parser.dialect.allows(s>>1)){0==(1&s)?t.value=s>>1:t.extended=s>>1;break}}}else t.value=0,t.end=this.stream.clipPos(n+1)}putAction(t,e,i,n){for(let e=0;e4*t.bufferLength?new Qf(i,t.nodeSet):null}get parsedPos(){return this.minStackPos}advance(){let t,e,i=this.stacks,n=this.minStackPos,s=this.stacks=[];for(let r=0;rn)s.push(o);else{if(this.advanceStack(o,s,i))continue;{t||(t=[],e=[]),t.push(o);let i=this.tokens.getMainToken(o);e.push(i.value,i.end)}}break}}if(!s.length){let e=t&&function(t){let e=null;for(let i of t){let t=i.p.stoppedAt;(i.pos==i.p.stream.end||null!=t&&i.pos>t)&&i.p.parser.stateFlag(i.state,2)&&(!e||e.scorethis.stoppedAt?t[0]:this.runRecovery(t,e,s);if(i)return this.stackToTree(i.forceAll())}if(this.recovering){let t=1==this.recovering?1:3*this.recovering;if(s.length>t)for(s.sort(((t,e)=>e.score-t.score));s.length>t;)s.pop();s.some((t=>t.reducePos>n))&&this.recovering--}else if(s.length>1)t:for(let t=0;t500&&n.buffer.length>500){if(!((e.score-n.score||e.buffer.length-n.buffer.length)>0)){s.splice(t--,1);continue t}s.splice(i--,1)}}}this.minStackPos=s[0].pos;for(let t=1;t ":"";if(null!=this.stoppedAt&&n>this.stoppedAt)return t.forceReduce()?t:null;if(this.fragments){let e=t.curContext&&t.curContext.tracker.strict,i=e?t.curContext.hash:0;for(let o=this.fragments.nodeAt(n);o;){let n=this.parser.nodeSet.types[o.type.id]==o.type?s.getGoto(t.state,o.type.id):-1;if(n>-1&&o.length&&(!e||(o.prop(po.contextHash)||0)==i))return t.useNode(o,n),qf&&console.log(r+this.stackID(t)+` (via reuse of ${s.getName(o.type.id)})`),!0;if(!(o instanceof xo)||0==o.children.length||o.positions[0]>0)break;let l=o.children[0];if(!(l instanceof xo&&0==o.positions[0]))break;o=l}}let o=s.stateSlot(t.state,4);if(o>0)return t.reduce(o),qf&&console.log(r+this.stackID(t)+` (via always-reduce ${s.getName(65535&o)})`),!0;if(t.stack.length>=15e3)for(;t.stack.length>9e3&&t.forceReduce(););let l=this.tokens.getActions(t);for(let o=0;on?e.push(f):i.push(f)}return!1}advanceFully(t,e){let i=t.pos;for(;;){if(!this.advanceStack(t,null,null))return!1;if(t.pos>i)return Jf(t,e),!0}}runRecovery(t,e,i){let n=null,s=!1;for(let r=0;r ":"";if(o.deadEnd){if(s)continue;if(s=!0,o.restart(),qf&&console.log(h+this.stackID(o)+" (restarted)"),this.advanceFully(o,i))continue}let c=o.split(),u=h;for(let t=0;c.forceReduce()&&t<10;t++){if(qf&&console.log(u+this.stackID(c)+" (via force-reduce)"),this.advanceFully(c,i))break;qf&&(u=this.stackID(c)+" -> ")}for(let t of o.recoverByInsert(l))qf&&console.log(h+this.stackID(t)+" (via recover-insert)"),this.advanceFully(t,i);this.stream.end>o.pos?(a==o.pos&&(a++,l=0),o.recoverByDelete(l,a),qf&&console.log(h+this.stackID(o)+` (via recover-delete ${this.parser.getName(l)})`),Jf(o,i)):(!n||n.scoret.topRules[e][1])),n=[];for(let t=0;t=0)s(n,t,e[i++]);else{let r=e[i+-n];for(let o=-n;o>0;o--)s(e[i++],t,r);i++}}}this.nodeSet=new vo(e.map(((e,s)=>go.define({name:s>=this.minRepeatTerm?void 0:e,id:s,props:n[s],top:i.indexOf(s)>-1,error:0==s,skipped:t.skippedNodes&&t.skippedNodes.indexOf(s)>-1})))),t.propSources&&(this.nodeSet=this.nodeSet.extend(...t.propSources)),this.strict=!1,this.bufferLength=co;let r=Ff(t.tokenData);this.context=t.context,this.specializerSpecs=t.specialized||[],this.specialized=new Uint16Array(this.specializerSpecs.length);for(let t=0;t"number"==typeof t?new zf(r,t):t)),this.topRules=t.topRules,this.dialects=t.dialects||{},this.dynamicPrecedences=t.dynamicPrecedences||null,this.tokenPrecTable=t.tokenPrec,this.termNames=t.termNames||null,this.maxNode=this.nodeSet.types.length-1,this.dialect=this.parseDialect(),this.top=this.topRules[Object.keys(this.topRules)[0]]}createParse(t,e,i){let n=new Gf(this,t,e,i);for(let s of this.wrappers)n=s(n,t,e,i);return n}getGoto(t,e,i=!1){let n=this.goto;if(e>=n[0])return-1;for(let s=n[e+1];;){let e=n[s++],r=1&e,o=n[s++];if(r&&i)return o;for(let i=s+(e>>1);s0}validAction(t,e){if(e==this.stateSlot(t,4))return!0;for(let i=this.stateSlot(t,1);;i+=3){if(65535==this.data[i]){if(1!=this.data[i+1])return!1;i=Yf(this.data,i+2)}if(e==Yf(this.data,i+1))return!0}}nextStates(t){let e=[];for(let i=this.stateSlot(t,1);;i+=3){if(65535==this.data[i]){if(1!=this.data[i+1])break;i=Yf(this.data,i+2)}if(0==(1&this.data[i+2])){let t=this.data[i+1];e.some(((e,i)=>1&i&&e==t))||e.push(this.data[i],t)}}return e}overrides(t,e){let i=td(this.data,this.tokenPrecTable,e);return i<0||td(this.data,this.tokenPrecTable,t){let i=t.tokenizers.find((t=>t.from==e));return i?i.to:e}))),t.specializers&&(e.specializers=this.specializers.slice(),e.specializerSpecs=this.specializerSpecs.map(((i,n)=>{let s=t.specializers.find((t=>t.from==i.external));if(!s)return i;let r=Object.assign(Object.assign({},i),{external:s.to});return e.specializers[n]=ed(r),r}))),t.contextTracker&&(e.context=t.contextTracker),t.dialect&&(e.dialect=this.parseDialect(t.dialect)),null!=t.strict&&(e.strict=t.strict),t.wrap&&(e.wrappers=e.wrappers.concat(t.wrap)),null!=t.bufferLength&&(e.bufferLength=t.bufferLength),e}hasWrappers(){return this.wrappers.length>0}getName(t){return this.termNames?this.termNames[t]:String(t<=this.maxNode&&this.nodeSet.types[t].name||t)}get eofTerm(){return this.maxNode+1}get topNode(){return this.nodeSet.types[this.top[1]]}dynamicPrecedence(t){let e=this.dynamicPrecedences;return null==e?0:e[t]||0}parseDialect(t){let e=Object.keys(this.dialects),i=e.map((()=>!1));if(t)for(let n of t.split(" ")){let t=e.indexOf(n);t>=0&&(i[t]=!0)}let n=null;for(let t=0;tt.external(i,n)<<1|e}return t.get}function id(t){return t>=65&&t<=90||t>=97&&t<=122||t>=48&&t<=57}function nd(t,e,i){for(let n=!1;;){if(t.next<0)return;if(t.next==e&&!n)return void t.advance();n=i&&!n&&92==t.next,t.advance()}}function sd(t,e){for(;95==t.next||id(t.next);)null!=e&&(e+=String.fromCharCode(t.next)),t.advance();return e}function rd(t,e){for(;48==t.next||49==t.next;)t.advance();e&&t.next==e&&t.advance()}function od(t,e){for(;;){if(46==t.next){if(e)break;e=!0}else if(t.next<48||t.next>57)break;t.advance()}if(69==t.next||101==t.next)for(t.advance(),43!=t.next&&45!=t.next||t.advance();t.next>=48&&t.next<=57;)t.advance()}function ld(t){for(;!(t.next<0||10==t.next);)t.advance()}function ad(t,e){for(let i=0;i!=&|~^/",specialVar:"?",identifierQuotes:'"',words:cd("absolute action add after all allocate alter and any are as asc assertion at authorization before begin between both breadth by call cascade cascaded case cast catalog check close collate collation column commit condition connect connection constraint constraints constructor continue corresponding count create cross cube current current_date current_default_transform_group current_transform_group_for_type current_path current_role current_time current_timestamp current_user cursor cycle data day deallocate declare default deferrable deferred delete depth deref desc describe descriptor deterministic diagnostics disconnect distinct do domain drop dynamic each else elseif end end-exec equals escape except exception exec execute exists exit external fetch first for foreign found from free full function general get global go goto grant group grouping handle having hold hour identity if immediate in indicator initially inner inout input insert intersect into is isolation join key language last lateral leading leave left level like limit local localtime localtimestamp locator loop map match method minute modifies module month names natural nesting new next no none not of old on only open option or order ordinality out outer output overlaps pad parameter partial path prepare preserve primary prior privileges procedure public read reads recursive redo ref references referencing relative release repeat resignal restrict result return returns revoke right role rollback rollup routine row rows savepoint schema scroll search second section select session session_user set sets signal similar size some space specific specifictype sql sqlexception sqlstate sqlwarning start state static system_user table temporary then timezone_hour timezone_minute to trailing transaction translation treat trigger under undo union unique unnest until update usage user using value values view when whenever where while with without work write year zone ","array binary bit boolean char character clob date decimal double float int integer interval large national nchar nclob numeric object precision real smallint time timestamp varchar varying ")};function fd(t){return new Hf((e=>{var i;let{next:n}=e;if(e.advance(),ad(n,hd)){for(;ad(e.next,hd);)e.advance();e.acceptToken(36)}else if(36==n&&36==e.next&&t.doubleDollarQuotedStrings)!function(t){for(;;){if(t.next<0||t.peek(1)<0)return;if(36==t.next&&36==t.peek(1))return void t.advance(2);t.advance()}}(e),e.acceptToken(3);else if(39==n||34==n&&t.doubleQuotedStrings)nd(e,n,t.backslashEscapes),e.acceptToken(3);else if(35==n&&t.hashComments||47==n&&47==e.next&&t.slashComments)ld(e),e.acceptToken(1);else if(45!=n||45!=e.next||t.spaceAfterDashes&&32!=e.peek(1))if(47==n&&42==e.next){e.advance();for(let t=-1,i=1;!(e.next<0);)if(e.advance(),42==t&&47==e.next){if(i--,!i){e.advance();break}t=-1}else 47==t&&42==e.next?(i++,t=-1):t=e.next;e.acceptToken(2)}else if(101!=n&&69!=n||39!=e.next)if(110!=n&&78!=n||39!=e.next||!t.charSetCasts)if(95==n&&t.charSetCasts)for(let i=0;;i++){if(39==e.next&&i>1){e.advance(),nd(e,39,t.backslashEscapes),e.acceptToken(3);break}if(!id(e.next))break;e.advance()}else if(40==n)e.acceptToken(7);else if(41==n)e.acceptToken(8);else if(123==n)e.acceptToken(9);else if(125==n)e.acceptToken(10);else if(91==n)e.acceptToken(11);else if(93==n)e.acceptToken(12);else if(59==n)e.acceptToken(13);else if(t.unquotedBitLiterals&&48==n&&98==e.next)e.advance(),rd(e),e.acceptToken(22);else if(98!=n&&66!=n||39!=e.next&&34!=e.next){if(48==n&&(120==e.next||88==e.next)||(120==n||88==n)&&39==e.next){let t=39==e.next;for(e.advance();(s=e.next)>=48&&s<=57||s>=97&&s<=102||s>=65&&s<=70;)e.advance();t&&39==e.next&&e.advance(),e.acceptToken(4)}else if(46==n&&e.next>=48&&e.next<=57)od(e,!0),e.acceptToken(4);else if(46==n)e.acceptToken(14);else if(n>=48&&n<=57)od(e,!1),e.acceptToken(4);else if(ad(n,t.operatorChars)){for(;ad(e.next,t.operatorChars);)e.advance();e.acceptToken(15)}else if(ad(n,t.specialVar))e.next==n&&e.advance(),function(t){if(39==t.next||34==t.next||96==t.next){let e=t.next;t.advance(),nd(t,e,!1)}else sd(t)}(e),e.acceptToken(17);else if(ad(n,t.identifierQuotes))nd(e,n,!1),e.acceptToken(19);else if(58==n||44==n)e.acceptToken(16);else if(id(n)){let s=sd(e,String.fromCharCode(n));e.acceptToken(46==e.next?18:null!==(i=t.words[s.toLowerCase()])&&void 0!==i?i:18)}}else{const i=e.next;e.advance(),t.treatBitsAsBytes?(nd(e,i,t.backslashEscapes),e.acceptToken(23)):(rd(e,i),e.acceptToken(22))}else e.advance(),nd(e,39,t.backslashEscapes),e.acceptToken(3);else e.advance(),nd(e,39,!0);else ld(e),e.acceptToken(1);var s}))}const 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this.children?Object.keys(this.children).filter((t=>t)).map((e=>({label:e,type:t}))):[]}}function Ad(t,e){let i=Object.keys(t).map((i=>({label:e?i.toUpperCase():i,type:21==t[i]?"type":20==t[i]?"keyword":"variable",boost:-1})));return n=["QuotedIdentifier","SpecialVar","String","LineComment","BlockComment","."],s=hu(i),t=>{for(let e=vl(t.state).resolveInner(t.pos,-1);e;e=e.parent)if(n.indexOf(e.name)>-1)return null;return s(t)};var n,s}let Od=pd.configure({props:[Ll.add({Statement:Hl()}),ql.add({Statement:t=>({from:t.firstChild.to,to:t.to}),BlockComment:t=>({from:t.from+2,to:t.to-2})}),jo({Keyword:ul.keyword,Type:ul.typeName,Builtin:ul.standard(ul.name),Bits:ul.number,Bytes:ul.string,Bool:ul.bool,Null:ul.null,Number:ul.number,String:ul.string,Identifier:ul.name,QuotedIdentifier:ul.special(ul.string),SpecialVar:ul.special(ul.name),LineComment:ul.lineComment,BlockComment:ul.blockComment,Operator:ul.operator,"Semi Punctuation":ul.punctuation,"( )":ul.paren,"{ }":ul.brace,"[ ]":ul.squareBracket})]});class Md{constructor(t,e){this.dialect=t,this.language=e}get extension(){return this.language.extension}static define(t){let e=function(t,e,i,n){let s={};for(let e in ud)s[e]=(t.hasOwnProperty(e)?t:ud)[e];return e&&(s.words=cd(e,i||"",n)),s}(t,t.keywords,t.types,t.builtin),i=gl.define({name:"sql",parser:Od.configure({tokenizers:[{from:dd,to:fd(e)}]}),languageData:{commentTokens:{line:"--",block:{open:"/*",close:"*/"}},closeBrackets:{brackets:["(","[","{","'",'"',"`"]}}});return new Md(e,i)}}function Dd(t,e=!1){return Ad(t.dialect.words,e)}function Td(t,e=!1){return t.language.data.of({autocomplete:Dd(t,e)})}function Pd(t){return t.schema?function(t,e,i,n){let s=new Cd,r=s.child(n||"");for(let e in t){let i=e.indexOf(".");(i>-1?s.child(e.slice(0,i)):r).child(i>-1?e.slice(i+1):e).list=t[e].map((t=>"string"==typeof t?{label:t,type:"property"}:t))}r.list=(e||r.childCompletions("type")).concat(i?r.child(i).list:[]);for(let t in s.children){let e=s.child(t);e.list.length||(e.list=e.childCompletions("type"))}return s.list=r.list.concat(s.childCompletions("type")),t=>{let{parents:e,from:n,quoted:o,empty:l,aliases:a}=bd(t.state,t.pos);if(l&&!t.explicit)return null;a&&1==e.length&&(e=a[e[0]]||e);let h=s;for(let t of e){for(;!h.children||!h.children[t];)if(h==s)h=r;else{if(h!=r||!i)return null;h=h.child(i)}h=h.child(t)}let c=o&&t.state.sliceDoc(t.pos,t.pos+1)==o,u=h.list;return h==s&&a&&(u=u.concat(Object.keys(a).map((t=>({label:t,type:"constant"}))))),{from:n,to:c?t.pos+1:void 0,options:(f=o,d=u,f?d.map((t=>Object.assign(Object.assign({},t),{label:f+t.label+f,apply:void 0}))):d),validFor:o?Sd:kd};var f,d}}(t.schema,t.tables,t.defaultTable,t.defaultSchema):()=>null}function Rd(t){return t.schema?(t.dialect||Bd).language.data.of({autocomplete:Pd(t)}):[]}function Ed(t={}){let e=t.dialect||Bd;return new Ml(e.language,[Rd(t),Td(e,!!t.upperCaseKeywords)])}const Bd=Md.define({}),Ld=Md.define({keywords:"and as asc between by case cast count current_date current_time current_timestamp desc distinct each else escape except exists explain filter first for from full generated group having if in index inner intersect into isnull join last left like limit not null or order outer over pragma primary query raise range regexp right rollback row select set table then to union unique using values view virtual when where",types:"null integer real text blob",builtin:"",operatorChars:"*+-%<>!=&|/~",identifierQuotes:'`"',specialVar:"@:?$"});return t.editorFromTextArea=function(t,e={}){let i=new Ds({doc:t.value,extensions:[Is.of([{key:"Shift-Enter",run:function(){return t.value=i.state.doc.toString(),t.form.submit(),!0}},{key:"Meta-Enter",run:function(){return t.value=i.state.doc.toString(),t.form.submit(),!0}}]),Pf,Ds.lineWrapping,Ed({dialect:Ld,schema:e.schema,tables:e.tables,defaultTableName:e.defaultTableName,defaultSchemaName:e.defaultSchemaName})]}),n=i.contentDOM.closest(".cm-editor");return new ResizeObserver((function(){i.requestMeasure()})).observe(n,{attributes:!0}),t.parentNode.insertBefore(i.dom,t),t.style.display="none",t.form&&t.form.addEventListener("submit",(()=>{t.value=i.state.doc.toString()})),i},t}({}); diff --git a/datasette/static/cm-editor-6.0.1.js b/datasette/static/cm-editor-6.0.1.js new file mode 100644 index 00000000..c1fd2ab5 --- /dev/null +++ b/datasette/static/cm-editor-6.0.1.js @@ -0,0 +1,74 @@ +import { EditorView, basicSetup } from "codemirror"; +import { keymap } from "@codemirror/view"; +import { sql, SQLDialect } from "@codemirror/lang-sql"; + +// A variation of SQLite from lang-sql https://github.com/codemirror/lang-sql/blob/ebf115fffdbe07f91465ccbd82868c587f8182bc/src/sql.ts#L231 +const SQLite = SQLDialect.define({ + // Based on https://www.sqlite.org/lang_keywords.html based on likely keywords to be used in select queries + // https://github.com/simonw/datasette/pull/1893#issuecomment-1316401895: + keywords: + "and as asc between by case cast count current_date current_time current_timestamp desc distinct each else escape except exists explain filter first for from full generated group having if in index inner intersect into isnull join last left like limit not null or order outer over pragma primary query raise range regexp right rollback row select set table then to union unique using values view virtual when where", + // https://www.sqlite.org/datatype3.html + types: "null integer real text blob", + builtin: "", + operatorChars: "*+-%<>!=&|/~", + identifierQuotes: '`"', + specialVar: "@:?$", +}); + +// Utility function from https://codemirror.net/docs/migration/ +export function editorFromTextArea(textarea, conf = {}) { + // This could also be configured with a set of tables and columns for better autocomplete: + // https://github.com/codemirror/lang-sql#user-content-sqlconfig.tables + let view = new EditorView({ + doc: textarea.value, + extensions: [ + keymap.of([ + { + key: "Shift-Enter", + run: function () { + textarea.value = view.state.doc.toString(); + textarea.form.submit(); + return true; + }, + }, + { + key: "Meta-Enter", + run: function () { + textarea.value = view.state.doc.toString(); + textarea.form.submit(); + return true; + }, + }, + ]), + // This has to be after the keymap or else the basicSetup keys will prevent + // Meta-Enter from running + basicSetup, + EditorView.lineWrapping, + sql({ + dialect: SQLite, + schema: conf.schema, + tables: conf.tables, + defaultTableName: conf.defaultTableName, + defaultSchemaName: conf.defaultSchemaName, + }), + ], + }); + + // Idea taken from https://discuss.codemirror.net/t/resizing-codemirror-6/3265. + // Using CSS resize: both and scheduling a measurement when the element changes. + let editorDOM = view.contentDOM.closest(".cm-editor"); + let observer = new ResizeObserver(function () { + view.requestMeasure(); + }); + observer.observe(editorDOM, { attributes: true }); + + textarea.parentNode.insertBefore(view.dom, textarea); + textarea.style.display = "none"; + if (textarea.form) { + textarea.form.addEventListener("submit", () => { + textarea.value = view.state.doc.toString(); + }); + } + return view; +} diff --git a/datasette/static/cm-resize-1.0.1.min.js b/datasette/static/cm-resize-1.0.1.min.js deleted file mode 100644 index 27c2dfe2..00000000 --- a/datasette/static/cm-resize-1.0.1.min.js +++ /dev/null @@ -1,8 +0,0 @@ -/*! - * cm-resize v1.0.1 - * https://github.com/Sphinxxxx/cm-resize - * - * Copyright 2017-2018 Andreas Borgen (https://github.com/Sphinxxxx) - * Released under the MIT license. - */ -!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?module.exports=t():"function"==typeof define&&define.amd?define(t):e.cmResize=t()}(this,function(){"use strict";return 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t=Element.prototype;t.matches||(t.matches=t.msMatchesSelector||t.webkitMatchesSelector),t.closest||(t.closest=function(e){var t=this;do{if(t.matches(e))return t;t="svg"===t.tagName?t.parentNode:t.parentElement}while(t);return null});var l=(e=e||{}).container||document.documentElement,n=e.selector,o=e.callback||console.log,i=e.callbackDragStart,a=e.callbackDragEnd,r=e.callbackClick,c=e.propagateEvents,s=!1!==e.roundCoords,d=!1!==e.dragOutside,u=e.handleOffset||!1!==e.handleOffset,h=null;switch(u){case"center":h=!0;break;case"topleft":case"top-left":h=!1}var f=void 0,m=void 0,p=void 0;function v(e,t,n,o){var i=e.clientX,a=e.clientY;function r(e,t,n){return Math.max(t,Math.min(e,n))}if(t){var c=t.getBoundingClientRect();i-=c.left,a-=c.top,n&&(i-=n[0],a-=n[1]),o&&(i=r(i,0,c.width),a=r(a,0,c.height)),t!==l&&(null!==h?h:"circle"===t.nodeName||"ellipse"===t.nodeName)&&(i-=c.width/2,a-=c.height/2)}return s?[Math.round(i),Math.round(a)]:[i,a]}function g(e){e.preventDefault(),c||e.stopPropagation()}function w(e){(f=n?n instanceof Element?n.contains(e.target)?n:null:e.target.closest(n):{})&&(g(e),m=n&&u?v(e,f):[0,0],p=v(e,l,m),s&&(p=p.map(Math.round)),i&&i(f,p))}function b(e){if(f){g(e);var t=v(e,l,m,!d);o(f,t,p)}}function E(e){if(f){if(a||r){var t=v(e,l,m,!d);r&&p[0]===t[0]&&p[1]===t[1]&&r(f,p),a&&a(f,t,p)}f=null}}function x(e){E(C(e))}function M(e){return void 0!==e.buttons?1===e.buttons:1===e.which}function k(e,t){1===e.touches.length?t(C(e)):E(e)}function C(e){var t=e.targetTouches[0];return t||(t=e.changedTouches[0]),t.preventDefault=e.preventDefault.bind(e),t.stopPropagation=e.stopPropagation.bind(e),t}l.addEventListener("mousedown",function(e){M(e)&&w(e)}),l.addEventListener("touchstart",function(e){k(e,w)}),window.addEventListener("mousemove",function(e){f&&(M(e)?b(e):E(e))}),window.addEventListener("touchmove",function(e){k(e,b)}),window.addEventListener("mouseup",function(e){f&&!M(e)&&E(e)}),l.addEventListener("touchend",x),l.addEventListener("touchcancel",x)}({container:i.offsetParent,selector:i,callbackDragStart:function(e,t){f=t,m=[o.clientWidth,o.clientHeight]},callback:function(e,t){var n=t[0]-f[0],o=t[1]-f[1],i=s?Math.max(c,m[0]+n):null,a=d?Math.max(l,m[1]+o):null;r.setSize(i,a)}}),i}}); \ No newline at end of file diff --git a/datasette/static/codemirror-5.57.0-sql.min.js b/datasette/static/codemirror-5.57.0-sql.min.js deleted file mode 100644 index 13f667c6..00000000 --- a/datasette/static/codemirror-5.57.0-sql.min.js +++ /dev/null @@ -1,5 +0,0 @@ -/* - CodeMirror, copyright (c) by Marijn Haverbeke and others - Distributed under an MIT license: https://codemirror.net/LICENSE -*/ -(function(mod){if(typeof exports=="object"&&typeof module=="object")mod(require("../../lib/codemirror"));else if(typeof define=="function"&&define.amd)define(["../../lib/codemirror"],mod);else mod(CodeMirror)})(function(CodeMirror){"use strict";CodeMirror.defineMode("sql",function(config,parserConfig){var client=parserConfig.client||{},atoms=parserConfig.atoms||{false:true,true:true,null:true},builtin=parserConfig.builtin||set(defaultBuiltin),keywords=parserConfig.keywords||set(sqlKeywords),operatorChars=parserConfig.operatorChars||/^[*+\-%<>!=&|~^\/]/,support=parserConfig.support||{},hooks=parserConfig.hooks||{},dateSQL=parserConfig.dateSQL||{date:true,time:true,timestamp:true},backslashStringEscapes=parserConfig.backslashStringEscapes!==false,brackets=parserConfig.brackets||/^[\{}\(\)\[\]]/,punctuation=parserConfig.punctuation||/^[;.,:]/;function tokenBase(stream,state){var ch=stream.next();if(hooks[ch]){var result=hooks[ch](stream,state);if(result!==false)return result}if(support.hexNumber&&(ch=="0"&&stream.match(/^[xX][0-9a-fA-F]+/)||(ch=="x"||ch=="X")&&stream.match(/^'[0-9a-fA-F]+'/))){return"number"}else if(support.binaryNumber&&((ch=="b"||ch=="B")&&stream.match(/^'[01]+'/)||ch=="0"&&stream.match(/^b[01]+/))){return"number"}else if(ch.charCodeAt(0)>47&&ch.charCodeAt(0)<58){stream.match(/^[0-9]*(\.[0-9]+)?([eE][-+]?[0-9]+)?/);support.decimallessFloat&&stream.match(/^\.(?!\.)/);return"number"}else if(ch=="?"&&(stream.eatSpace()||stream.eol()||stream.eat(";"))){return"variable-3"}else if(ch=="'"||ch=='"'&&support.doubleQuote){state.tokenize=tokenLiteral(ch);return state.tokenize(stream,state)}else if((support.nCharCast&&(ch=="n"||ch=="N")||support.charsetCast&&ch=="_"&&stream.match(/[a-z][a-z0-9]*/i))&&(stream.peek()=="'"||stream.peek()=='"')){return"keyword"}else 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e.oncopy=="function"}();var badZoomedRects=null;function hasBadZoomedRects(measure){if(badZoomedRects!=null){return badZoomedRects}var node=removeChildrenAndAdd(measure,elt("span","x"));var normal=node.getBoundingClientRect();var fromRange=range(node,0,1).getBoundingClientRect();return badZoomedRects=Math.abs(normal.left-fromRange.left)>1}var modes={},mimeModes={};function defineMode(name,mode){if(arguments.length>2){mode.dependencies=Array.prototype.slice.call(arguments,2)}modes[name]=mode}function defineMIME(mime,spec){mimeModes[mime]=spec}function resolveMode(spec){if(typeof spec=="string"&&mimeModes.hasOwnProperty(spec)){spec=mimeModes[spec]}else if(spec&&typeof spec.name=="string"&&mimeModes.hasOwnProperty(spec.name)){var found=mimeModes[spec.name];if(typeof found=="string"){found={name:found}}spec=createObj(found,spec);spec.name=found.name}else if(typeof spec=="string"&&/^[\w\-]+\/[\w\-]+\+xml$/.test(spec)){return resolveMode("application/xml")}else if(typeof spec=="string"&&/^[\w\-]+\/[\w\-]+\+json$/.test(spec)){return resolveMode("application/json")}if(typeof spec=="string"){return{name:spec}}else{return spec||{name:"null"}}}function getMode(options,spec){spec=resolveMode(spec);var mfactory=modes[spec.name];if(!mfactory){return getMode(options,"text/plain")}var modeObj=mfactory(options,spec);if(modeExtensions.hasOwnProperty(spec.name)){var exts=modeExtensions[spec.name];for(var prop in exts){if(!exts.hasOwnProperty(prop)){continue}if(modeObj.hasOwnProperty(prop)){modeObj["_"+prop]=modeObj[prop]}modeObj[prop]=exts[prop]}}modeObj.name=spec.name;if(spec.helperType){modeObj.helperType=spec.helperType}if(spec.modeProps){for(var prop$1 in spec.modeProps){modeObj[prop$1]=spec.modeProps[prop$1]}}return modeObj}var modeExtensions={};function extendMode(mode,properties){var exts=modeExtensions.hasOwnProperty(mode)?modeExtensions[mode]:modeExtensions[mode]={};copyObj(properties,exts)}function copyState(mode,state){if(state===true){return state}if(mode.copyState){return mode.copyState(state)}var nstate={};for(var n in state){var val=state[n];if(val instanceof Array){val=val.concat([])}nstate[n]=val}return nstate}function innerMode(mode,state){var info;while(mode.innerMode){info=mode.innerMode(state);if(!info||info.mode==mode){break}state=info.state;mode=info.mode}return info||{mode:mode,state:state}}function startState(mode,a1,a2){return mode.startState?mode.startState(a1,a2):true}var StringStream=function(string,tabSize,lineOracle){this.pos=this.start=0;this.string=string;this.tabSize=tabSize||8;this.lastColumnPos=this.lastColumnValue=0;this.lineStart=0;this.lineOracle=lineOracle};StringStream.prototype.eol=function(){return this.pos>=this.string.length};StringStream.prototype.sol=function(){return this.pos==this.lineStart};StringStream.prototype.peek=function(){return this.string.charAt(this.pos)||undefined};StringStream.prototype.next=function(){if(this.posstart};StringStream.prototype.eatSpace=function(){var start=this.pos;while(/[\s\u00a0]/.test(this.string.charAt(this.pos))){++this.pos}return this.pos>start};StringStream.prototype.skipToEnd=function(){this.pos=this.string.length};StringStream.prototype.skipTo=function(ch){var found=this.string.indexOf(ch,this.pos);if(found>-1){this.pos=found;return true}};StringStream.prototype.backUp=function(n){this.pos-=n};StringStream.prototype.column=function(){if(this.lastColumnPos0){return null}if(match&&consume!==false){this.pos+=match[0].length}return match}};StringStream.prototype.current=function(){return this.string.slice(this.start,this.pos)};StringStream.prototype.hideFirstChars=function(n,inner){this.lineStart+=n;try{return inner()}finally{this.lineStart-=n}};StringStream.prototype.lookAhead=function(n){var oracle=this.lineOracle;return oracle&&oracle.lookAhead(n)};StringStream.prototype.baseToken=function(){var oracle=this.lineOracle;return oracle&&oracle.baseToken(this.pos)};function getLine(doc,n){n-=doc.first;if(n<0||n>=doc.size){throw new Error("There is no line "+(n+doc.first)+" in the document.")}var chunk=doc;while(!chunk.lines){for(var i=0;;++i){var child=chunk.children[i],sz=child.chunkSize();if(n=doc.first&&llast){return Pos(last,getLine(doc,last).text.length)}return clipToLen(pos,getLine(doc,pos.line).text.length)}function clipToLen(pos,linelen){var ch=pos.ch;if(ch==null||ch>linelen){return Pos(pos.line,linelen)}else if(ch<0){return Pos(pos.line,0)}else{return pos}}function clipPosArray(doc,array){var out=[];for(var i=0;ithis.maxLookAhead){this.maxLookAhead=n}return line};Context.prototype.baseToken=function(n){if(!this.baseTokens){return null}while(this.baseTokens[this.baseTokenPos]<=n){this.baseTokenPos+=2}var type=this.baseTokens[this.baseTokenPos+1];return{type:type&&type.replace(/( |^)overlay .*/,""),size:this.baseTokens[this.baseTokenPos]-n}};Context.prototype.nextLine=function(){this.line++;if(this.maxLookAhead>0){this.maxLookAhead--}};Context.fromSaved=function(doc,saved,line){if(saved instanceof SavedContext){return new Context(doc,copyState(doc.mode,saved.state),line,saved.lookAhead)}else{return new Context(doc,copyState(doc.mode,saved),line)}};Context.prototype.save=function(copy){var state=copy!==false?copyState(this.doc.mode,this.state):this.state;return this.maxLookAhead>0?new SavedContext(state,this.maxLookAhead):state};function highlightLine(cm,line,context,forceToEnd){var st=[cm.state.modeGen],lineClasses={};runMode(cm,line.text,cm.doc.mode,context,function(end,style){return st.push(end,style)},lineClasses,forceToEnd);var state=context.state;var loop=function(o){context.baseTokens=st;var overlay=cm.state.overlays[o],i=1,at=0;context.state=true;runMode(cm,line.text,overlay.mode,context,function(end,style){var start=i;while(atend){st.splice(i,1,end,st[i+1],i_end)}i+=2;at=Math.min(end,i_end)}if(!style){return}if(overlay.opaque){st.splice(start,i-start,end,"overlay "+style);i=start+2}else{for(;startcm.options.maxHighlightLength&©State(cm.doc.mode,context.state);var result=highlightLine(cm,line,context);if(resetState){context.state=resetState}line.stateAfter=context.save(!resetState);line.styles=result.styles;if(result.classes){line.styleClasses=result.classes}else if(line.styleClasses){line.styleClasses=null}if(updateFrontier===cm.doc.highlightFrontier){cm.doc.modeFrontier=Math.max(cm.doc.modeFrontier,++cm.doc.highlightFrontier)}}return line.styles}function getContextBefore(cm,n,precise){var doc=cm.doc,display=cm.display;if(!doc.mode.startState){return new Context(doc,true,n)}var start=findStartLine(cm,n,precise);var saved=start>doc.first&&getLine(doc,start-1).stateAfter;var context=saved?Context.fromSaved(doc,saved,start):new Context(doc,startState(doc.mode),start);doc.iter(start,n,function(line){processLine(cm,line.text,context);var pos=context.line;line.stateAfter=pos==n-1||pos%5==0||pos>=display.viewFrom&&posstream.start){return style}}throw new Error("Mode "+mode.name+" failed to advance stream.")}var Token=function(stream,type,state){this.start=stream.start;this.end=stream.pos;this.string=stream.current();this.type=type||null;this.state=state};function takeToken(cm,pos,precise,asArray){var doc=cm.doc,mode=doc.mode,style;pos=clipPos(doc,pos);var line=getLine(doc,pos.line),context=getContextBefore(cm,pos.line,precise);var stream=new StringStream(line.text,cm.options.tabSize,context),tokens;if(asArray){tokens=[]}while((asArray||stream.poscm.options.maxHighlightLength){flattenSpans=false;if(forceToEnd){processLine(cm,text,context,stream.pos)}stream.pos=text.length;style=null}else{style=extractLineClasses(readToken(mode,stream,context.state,inner),lineClasses)}if(inner){var mName=inner[0].name;if(mName){style="m-"+(style?mName+" "+style:mName)}}if(!flattenSpans||curStyle!=style){while(curStartlim;--search){if(search<=doc.first){return doc.first}var line=getLine(doc,search-1),after=line.stateAfter;if(after&&(!precise||search+(after instanceof SavedContext?after.lookAhead:0)<=doc.modeFrontier)){return search}var indented=countColumn(line.text,null,cm.options.tabSize);if(minline==null||minindent>indented){minline=search-1;minindent=indented}}return minline}function retreatFrontier(doc,n){doc.modeFrontier=Math.min(doc.modeFrontier,n);if(doc.highlightFrontierstart;line--){var saved=getLine(doc,line).stateAfter;if(saved&&(!(saved instanceof SavedContext)||line+saved.lookAhead=startCh:span.to>startCh);(nw||(nw=[])).push(new MarkedSpan(marker,span.from,endsAfter?null:span.to))}}}return nw}function markedSpansAfter(old,endCh,isInsert){var nw;if(old){for(var i=0;i=endCh:span.to>endCh);if(endsAfter||span.from==endCh&&marker.type=="bookmark"&&(!isInsert||span.marker.insertLeft)){var startsBefore=span.from==null||(marker.inclusiveLeft?span.from<=endCh:span.from0&&first){for(var i$2=0;i$20){continue}var newParts=[j,1],dfrom=cmp(p.from,m.from),dto=cmp(p.to,m.to);if(dfrom<0||!mk.inclusiveLeft&&!dfrom){newParts.push({from:p.from,to:m.from})}if(dto>0||!mk.inclusiveRight&&!dto){newParts.push({from:m.to,to:p.to})}parts.splice.apply(parts,newParts);j+=newParts.length-3}}return parts}function detachMarkedSpans(line){var spans=line.markedSpans;if(!spans){return}for(var i=0;ich)&&(!found||compareCollapsedMarkers(found,sp.marker)<0)){found=sp.marker}}}return found}function conflictingCollapsedRange(doc,lineNo,from,to,marker){var line=getLine(doc,lineNo);var sps=sawCollapsedSpans&&line.markedSpans;if(sps){for(var i=0;i=0&&toCmp<=0||fromCmp<=0&&toCmp>=0){continue}if(fromCmp<=0&&(sp.marker.inclusiveRight&&marker.inclusiveLeft?cmp(found.to,from)>=0:cmp(found.to,from)>0)||fromCmp>=0&&(sp.marker.inclusiveRight&&marker.inclusiveLeft?cmp(found.from,to)<=0:cmp(found.from,to)<0)){return true}}}}function visualLine(line){var merged;while(merged=collapsedSpanAtStart(line)){line=merged.find(-1,true).line}return line}function visualLineEnd(line){var merged;while(merged=collapsedSpanAtEnd(line)){line=merged.find(1,true).line}return line}function visualLineContinued(line){var merged,lines;while(merged=collapsedSpanAtEnd(line)){line=merged.find(1,true).line;(lines||(lines=[])).push(line)}return lines}function visualLineNo(doc,lineN){var line=getLine(doc,lineN),vis=visualLine(line);if(line==vis){return lineN}return lineNo(vis)}function visualLineEndNo(doc,lineN){if(lineN>doc.lastLine()){return lineN}var line=getLine(doc,lineN),merged;if(!lineIsHidden(doc,line)){return lineN}while(merged=collapsedSpanAtEnd(line)){line=merged.find(1,true).line}return lineNo(line)+1}function lineIsHidden(doc,line){var sps=sawCollapsedSpans&&line.markedSpans;if(sps){for(var sp=void 0,i=0;id.maxLineLength){d.maxLineLength=len;d.maxLine=line}})}var Line=function(text,markedSpans,estimateHeight){this.text=text;attachMarkedSpans(this,markedSpans);this.height=estimateHeight?estimateHeight(this):1};Line.prototype.lineNo=function(){return lineNo(this)};eventMixin(Line);function updateLine(line,text,markedSpans,estimateHeight){line.text=text;if(line.stateAfter){line.stateAfter=null}if(line.styles){line.styles=null}if(line.order!=null){line.order=null}detachMarkedSpans(line);attachMarkedSpans(line,markedSpans);var estHeight=estimateHeight?estimateHeight(line):1;if(estHeight!=line.height){updateLineHeight(line,estHeight)}}function cleanUpLine(line){line.parent=null;detachMarkedSpans(line)}var styleToClassCache={},styleToClassCacheWithMode={};function interpretTokenStyle(style,options){if(!style||/^\s*$/.test(style)){return null}var cache=options.addModeClass?styleToClassCacheWithMode:styleToClassCache;return cache[style]||(cache[style]=style.replace(/\S+/g,"cm-$&"))}function buildLineContent(cm,lineView){var content=eltP("span",null,null,webkit?"padding-right: .1px":null);var builder={pre:eltP("pre",[content],"CodeMirror-line"),content:content,col:0,pos:0,cm:cm,trailingSpace:false,splitSpaces:cm.getOption("lineWrapping")};lineView.measure={};for(var i=0;i<=(lineView.rest?lineView.rest.length:0);i++){var line=i?lineView.rest[i-1]:lineView.line,order=void 0;builder.pos=0;builder.addToken=buildToken;if(hasBadBidiRects(cm.display.measure)&&(order=getOrder(line,cm.doc.direction))){builder.addToken=buildTokenBadBidi(builder.addToken,order)}builder.map=[];var allowFrontierUpdate=lineView!=cm.display.externalMeasured&&lineNo(line);insertLineContent(line,builder,getLineStyles(cm,line,allowFrontierUpdate));if(line.styleClasses){if(line.styleClasses.bgClass){builder.bgClass=joinClasses(line.styleClasses.bgClass,builder.bgClass||"")}if(line.styleClasses.textClass){builder.textClass=joinClasses(line.styleClasses.textClass,builder.textClass||"")}}if(builder.map.length==0){builder.map.push(0,0,builder.content.appendChild(zeroWidthElement(cm.display.measure)))}if(i==0){lineView.measure.map=builder.map;lineView.measure.cache={}}else{(lineView.measure.maps||(lineView.measure.maps=[])).push(builder.map);(lineView.measure.caches||(lineView.measure.caches=[])).push({})}}if(webkit){var last=builder.content.lastChild;if(/\bcm-tab\b/.test(last.className)||last.querySelector&&last.querySelector(".cm-tab")){builder.content.className="cm-tab-wrap-hack"}}signal(cm,"renderLine",cm,lineView.line,builder.pre);if(builder.pre.className){builder.textClass=joinClasses(builder.pre.className,builder.textClass||"")}return builder}function defaultSpecialCharPlaceholder(ch){var token=elt("span","•","cm-invalidchar");token.title="\\u"+ch.charCodeAt(0).toString(16);token.setAttribute("aria-label",token.title);return token}function buildToken(builder,text,style,startStyle,endStyle,css,attributes){if(!text){return}var displayText=builder.splitSpaces?splitSpaces(text,builder.trailingSpace):text;var special=builder.cm.state.specialChars,mustWrap=false;var content;if(!special.test(text)){builder.col+=text.length;content=document.createTextNode(displayText);builder.map.push(builder.pos,builder.pos+text.length,content);if(ie&&ie_version<9){mustWrap=true}builder.pos+=text.length}else{content=document.createDocumentFragment();var pos=0;while(true){special.lastIndex=pos;var m=special.exec(text);var skipped=m?m.index-pos:text.length-pos;if(skipped){var txt=document.createTextNode(displayText.slice(pos,pos+skipped));if(ie&&ie_version<9){content.appendChild(elt("span",[txt]))}else{content.appendChild(txt)}builder.map.push(builder.pos,builder.pos+skipped,txt);builder.col+=skipped;builder.pos+=skipped}if(!m){break}pos+=skipped+1;var txt$1=void 0;if(m[0]=="\t"){var tabSize=builder.cm.options.tabSize,tabWidth=tabSize-builder.col%tabSize;txt$1=content.appendChild(elt("span",spaceStr(tabWidth),"cm-tab"));txt$1.setAttribute("role","presentation");txt$1.setAttribute("cm-text","\t");builder.col+=tabWidth}else if(m[0]=="\r"||m[0]=="\n"){txt$1=content.appendChild(elt("span",m[0]=="\r"?"␍":"␤","cm-invalidchar"));txt$1.setAttribute("cm-text",m[0]);builder.col+=1}else{txt$1=builder.cm.options.specialCharPlaceholder(m[0]);txt$1.setAttribute("cm-text",m[0]);if(ie&&ie_version<9){content.appendChild(elt("span",[txt$1]))}else{content.appendChild(txt$1)}builder.col+=1}builder.map.push(builder.pos,builder.pos+1,txt$1);builder.pos++}}builder.trailingSpace=displayText.charCodeAt(text.length-1)==32;if(style||startStyle||endStyle||mustWrap||css){var fullStyle=style||"";if(startStyle){fullStyle+=startStyle}if(endStyle){fullStyle+=endStyle}var token=elt("span",[content],fullStyle,css);if(attributes){for(var attr in attributes){if(attributes.hasOwnProperty(attr)&&attr!="style"&&attr!="class"){token.setAttribute(attr,attributes[attr])}}}return builder.content.appendChild(token)}builder.content.appendChild(content)}function splitSpaces(text,trailingBefore){if(text.length>1&&!/ /.test(text)){return text}var spaceBefore=trailingBefore,result="";for(var i=0;istart&&part.from<=start){break}}if(part.to>=end){return inner(builder,text,style,startStyle,endStyle,css,attributes)}inner(builder,text.slice(0,part.to-start),style,startStyle,null,css,attributes);startStyle=null;text=text.slice(part.to-start);start=part.to}}}function buildCollapsedSpan(builder,size,marker,ignoreWidget){var widget=!ignoreWidget&&marker.widgetNode;if(widget){builder.map.push(builder.pos,builder.pos+size,widget)}if(!ignoreWidget&&builder.cm.display.input.needsContentAttribute){if(!widget){widget=builder.content.appendChild(document.createElement("span"))}widget.setAttribute("cm-marker",marker.id)}if(widget){builder.cm.display.input.setUneditable(widget);builder.content.appendChild(widget)}builder.pos+=size;builder.trailingSpace=false}function insertLineContent(line,builder,styles){var spans=line.markedSpans,allText=line.text,at=0;if(!spans){for(var i$1=1;i$1pos||m.collapsed&&sp.to==pos&&sp.from==pos)){if(sp.to!=null&&sp.to!=pos&&nextChange>sp.to){nextChange=sp.to;spanEndStyle=""}if(m.className){spanStyle+=" "+m.className}if(m.css){css=(css?css+";":"")+m.css}if(m.startStyle&&sp.from==pos){spanStartStyle+=" "+m.startStyle}if(m.endStyle&&sp.to==nextChange){(endStyles||(endStyles=[])).push(m.endStyle,sp.to)}if(m.title){(attributes||(attributes={})).title=m.title}if(m.attributes){for(var attr in m.attributes){(attributes||(attributes={}))[attr]=m.attributes[attr]}}if(m.collapsed&&(!collapsed||compareCollapsedMarkers(collapsed.marker,m)<0)){collapsed=sp}}else if(sp.from>pos&&nextChange>sp.from){nextChange=sp.from}}if(endStyles){for(var j$1=0;j$1=len){break}var upto=Math.min(len,nextChange);while(true){if(text){var end=pos+text.length;if(!collapsed){var tokenText=end>upto?text.slice(0,upto-pos):text;builder.addToken(builder,tokenText,style?style+spanStyle:spanStyle,spanStartStyle,pos+tokenText.length==nextChange?spanEndStyle:"",css,attributes)}if(end>=upto){text=text.slice(upto-pos);pos=upto;break}pos=end;spanStartStyle=""}text=allText.slice(at,at=styles[i++]);style=interpretTokenStyle(styles[i++],builder.cm.options)}}}function LineView(doc,line,lineN){this.line=line;this.rest=visualLineContinued(line);this.size=this.rest?lineNo(lst(this.rest))-lineN+1:1;this.node=this.text=null;this.hidden=lineIsHidden(doc,line)}function buildViewArray(cm,from,to){var array=[],nextPos;for(var pos=from;pos2){heights.push((cur.bottom+next.top)/2-rect.top)}}}heights.push(rect.bottom-rect.top)}}function mapFromLineView(lineView,line,lineN){if(lineView.line==line){return{map:lineView.measure.map,cache:lineView.measure.cache}}for(var i=0;ilineN){return{map:lineView.measure.maps[i$1],cache:lineView.measure.caches[i$1],before:true}}}}function updateExternalMeasurement(cm,line){line=visualLine(line);var lineN=lineNo(line);var view=cm.display.externalMeasured=new LineView(cm.doc,line,lineN);view.lineN=lineN;var built=view.built=buildLineContent(cm,view);view.text=built.pre;removeChildrenAndAdd(cm.display.lineMeasure,built.pre);return view}function measureChar(cm,line,ch,bias){return measureCharPrepared(cm,prepareMeasureForLine(cm,line),ch,bias)}function findViewForLine(cm,lineN){if(lineN>=cm.display.viewFrom&&lineN=ext.lineN&&lineNch){end=mEnd-mStart;start=end-1;if(ch>=mEnd){collapse="right"}}if(start!=null){node=map[i+2];if(mStart==mEnd&&bias==(node.insertLeft?"left":"right")){collapse=bias}if(bias=="left"&&start==0){while(i&&map[i-2]==map[i-3]&&map[i-1].insertLeft){node=map[(i-=3)+2];collapse="left"}}if(bias=="right"&&start==mEnd-mStart){while(i=0;i$1--){if((rect=rects[i$1]).left!=rect.right){break}}}return rect}function measureCharInner(cm,prepared,ch,bias){var place=nodeAndOffsetInLineMap(prepared.map,ch,bias);var node=place.node,start=place.start,end=place.end,collapse=place.collapse;var rect;if(node.nodeType==3){for(var i$1=0;i$1<4;i$1++){while(start&&isExtendingChar(prepared.line.text.charAt(place.coverStart+start))){--start}while(place.coverStart+end0){collapse=bias="right"}var rects;if(cm.options.lineWrapping&&(rects=node.getClientRects()).length>1){rect=rects[bias=="right"?rects.length-1:0]}else{rect=node.getBoundingClientRect()}}if(ie&&ie_version<9&&!start&&(!rect||!rect.left&&!rect.right)){var rSpan=node.parentNode.getClientRects()[0];if(rSpan){rect={left:rSpan.left,right:rSpan.left+charWidth(cm.display),top:rSpan.top,bottom:rSpan.bottom}}else{rect=nullRect}}var rtop=rect.top-prepared.rect.top,rbot=rect.bottom-prepared.rect.top;var mid=(rtop+rbot)/2;var heights=prepared.view.measure.heights;var i=0;for(;i=lineObj.text.length){ch=lineObj.text.length;sticky="before"}else if(ch<=0){ch=0;sticky="after"}if(!order){return get(sticky=="before"?ch-1:ch,sticky=="before")}function getBidi(ch,partPos,invert){var part=order[partPos],right=part.level==1;return get(invert?ch-1:ch,right!=invert)}var partPos=getBidiPartAt(order,ch,sticky);var other=bidiOther;var val=getBidi(ch,partPos,sticky=="before");if(other!=null){val.other=getBidi(ch,other,sticky!="before")}return val}function estimateCoords(cm,pos){var left=0;pos=clipPos(cm.doc,pos);if(!cm.options.lineWrapping){left=charWidth(cm.display)*pos.ch}var lineObj=getLine(cm.doc,pos.line);var top=heightAtLine(lineObj)+paddingTop(cm.display);return{left:left,right:left,top:top,bottom:top+lineObj.height}}function PosWithInfo(line,ch,sticky,outside,xRel){var pos=Pos(line,ch,sticky);pos.xRel=xRel;if(outside){pos.outside=outside}return pos}function coordsChar(cm,x,y){var doc=cm.doc;y+=cm.display.viewOffset;if(y<0){return PosWithInfo(doc.first,0,null,-1,-1)}var lineN=lineAtHeight(doc,y),last=doc.first+doc.size-1;if(lineN>last){return PosWithInfo(doc.first+doc.size-1,getLine(doc,last).text.length,null,1,1)}if(x<0){x=0}var lineObj=getLine(doc,lineN);for(;;){var found=coordsCharInner(cm,lineObj,lineN,x,y);var collapsed=collapsedSpanAround(lineObj,found.ch+(found.xRel>0||found.outside>0?1:0));if(!collapsed){return found}var rangeEnd=collapsed.find(1);if(rangeEnd.line==lineN){return rangeEnd}lineObj=getLine(doc,lineN=rangeEnd.line)}}function wrappedLineExtent(cm,lineObj,preparedMeasure,y){y-=widgetTopHeight(lineObj);var end=lineObj.text.length;var begin=findFirst(function(ch){return measureCharPrepared(cm,preparedMeasure,ch-1).bottom<=y},end,0);end=findFirst(function(ch){return measureCharPrepared(cm,preparedMeasure,ch).top>y},begin,end);return{begin:begin,end:end}}function wrappedLineExtentChar(cm,lineObj,preparedMeasure,target){if(!preparedMeasure){preparedMeasure=prepareMeasureForLine(cm,lineObj)}var targetTop=intoCoordSystem(cm,lineObj,measureCharPrepared(cm,preparedMeasure,target),"line").top;return wrappedLineExtent(cm,lineObj,preparedMeasure,targetTop)}function boxIsAfter(box,x,y,left){return box.bottom<=y?false:box.top>y?true:(left?box.left:box.right)>x}function coordsCharInner(cm,lineObj,lineNo,x,y){y-=heightAtLine(lineObj);var preparedMeasure=prepareMeasureForLine(cm,lineObj);var widgetHeight=widgetTopHeight(lineObj);var begin=0,end=lineObj.text.length,ltr=true;var order=getOrder(lineObj,cm.doc.direction);if(order){var part=(cm.options.lineWrapping?coordsBidiPartWrapped:coordsBidiPart)(cm,lineObj,lineNo,preparedMeasure,order,x,y);ltr=part.level!=1;begin=ltr?part.from:part.to-1;end=ltr?part.to:part.from-1}var chAround=null,boxAround=null;var ch=findFirst(function(ch){var box=measureCharPrepared(cm,preparedMeasure,ch);box.top+=widgetHeight;box.bottom+=widgetHeight;if(!boxIsAfter(box,x,y,false)){return false}if(box.top<=y&&box.left<=x){chAround=ch;boxAround=box}return true},begin,end);var baseX,sticky,outside=false;if(boxAround){var atLeft=x-boxAround.left=coords.bottom?1:0}ch=skipExtendingChars(lineObj.text,ch,1);return PosWithInfo(lineNo,ch,sticky,outside,x-baseX)}function coordsBidiPart(cm,lineObj,lineNo,preparedMeasure,order,x,y){var index=findFirst(function(i){var part=order[i],ltr=part.level!=1;return boxIsAfter(cursorCoords(cm,Pos(lineNo,ltr?part.to:part.from,ltr?"before":"after"),"line",lineObj,preparedMeasure),x,y,true)},0,order.length-1);var part=order[index];if(index>0){var ltr=part.level!=1;var start=cursorCoords(cm,Pos(lineNo,ltr?part.from:part.to,ltr?"after":"before"),"line",lineObj,preparedMeasure);if(boxIsAfter(start,x,y,true)&&start.top>y){part=order[index-1]}}return part}function coordsBidiPartWrapped(cm,lineObj,_lineNo,preparedMeasure,order,x,y){var ref=wrappedLineExtent(cm,lineObj,preparedMeasure,y);var begin=ref.begin;var end=ref.end;if(/\s/.test(lineObj.text.charAt(end-1))){end--}var part=null,closestDist=null;for(var i=0;i=end||p.to<=begin){continue}var ltr=p.level!=1;var endX=measureCharPrepared(cm,preparedMeasure,ltr?Math.min(end,p.to)-1:Math.max(begin,p.from)).right;var dist=endXdist){part=p;closestDist=dist}}if(!part){part=order[order.length-1]}if(part.fromend){part={from:part.from,to:end,level:part.level}}return part}var measureText;function textHeight(display){if(display.cachedTextHeight!=null){return display.cachedTextHeight}if(measureText==null){measureText=elt("pre",null,"CodeMirror-line-like");for(var i=0;i<49;++i){measureText.appendChild(document.createTextNode("x"));measureText.appendChild(elt("br"))}measureText.appendChild(document.createTextNode("x"))}removeChildrenAndAdd(display.measure,measureText);var height=measureText.offsetHeight/50;if(height>3){display.cachedTextHeight=height}removeChildren(display.measure);return height||1}function charWidth(display){if(display.cachedCharWidth!=null){return display.cachedCharWidth}var anchor=elt("span","xxxxxxxxxx");var pre=elt("pre",[anchor],"CodeMirror-line-like");removeChildrenAndAdd(display.measure,pre);var rect=anchor.getBoundingClientRect(),width=(rect.right-rect.left)/10;if(width>2){display.cachedCharWidth=width}return width||10}function getDimensions(cm){var d=cm.display,left={},width={};var gutterLeft=d.gutters.clientLeft;for(var n=d.gutters.firstChild,i=0;n;n=n.nextSibling,++i){var id=cm.display.gutterSpecs[i].className;left[id]=n.offsetLeft+n.clientLeft+gutterLeft;width[id]=n.clientWidth}return{fixedPos:compensateForHScroll(d),gutterTotalWidth:d.gutters.offsetWidth,gutterLeft:left,gutterWidth:width,wrapperWidth:d.wrapper.clientWidth}}function compensateForHScroll(display){return display.scroller.getBoundingClientRect().left-display.sizer.getBoundingClientRect().left}function estimateHeight(cm){var th=textHeight(cm.display),wrapping=cm.options.lineWrapping;var perLine=wrapping&&Math.max(5,cm.display.scroller.clientWidth/charWidth(cm.display)-3);return function(line){if(lineIsHidden(cm.doc,line)){return 0}var widgetsHeight=0;if(line.widgets){for(var i=0;i0&&(line=getLine(cm.doc,coords.line).text).length==coords.ch){var colDiff=countColumn(line,line.length,cm.options.tabSize)-line.length;coords=Pos(coords.line,Math.max(0,Math.round((x-paddingH(cm.display).left)/charWidth(cm.display))-colDiff))}return coords}function findViewIndex(cm,n){if(n>=cm.display.viewTo){return null}n-=cm.display.viewFrom;if(n<0){return null}var view=cm.display.view;for(var i=0;ifrom)){display.updateLineNumbers=from}cm.curOp.viewChanged=true;if(from>=display.viewTo){if(sawCollapsedSpans&&visualLineNo(cm.doc,from)display.viewFrom){resetView(cm)}else{display.viewFrom+=lendiff;display.viewTo+=lendiff}}else if(from<=display.viewFrom&&to>=display.viewTo){resetView(cm)}else if(from<=display.viewFrom){var cut=viewCuttingPoint(cm,to,to+lendiff,1);if(cut){display.view=display.view.slice(cut.index);display.viewFrom=cut.lineN;display.viewTo+=lendiff}else{resetView(cm)}}else if(to>=display.viewTo){var cut$1=viewCuttingPoint(cm,from,from,-1);if(cut$1){display.view=display.view.slice(0,cut$1.index);display.viewTo=cut$1.lineN}else{resetView(cm)}}else{var cutTop=viewCuttingPoint(cm,from,from,-1);var cutBot=viewCuttingPoint(cm,to,to+lendiff,1);if(cutTop&&cutBot){display.view=display.view.slice(0,cutTop.index).concat(buildViewArray(cm,cutTop.lineN,cutBot.lineN)).concat(display.view.slice(cutBot.index));display.viewTo+=lendiff}else{resetView(cm)}}var ext=display.externalMeasured;if(ext){if(to=ext.lineN&&line=display.viewTo){return}var lineView=display.view[findViewIndex(cm,line)];if(lineView.node==null){return}var arr=lineView.changes||(lineView.changes=[]);if(indexOf(arr,type)==-1){arr.push(type)}}function resetView(cm){cm.display.viewFrom=cm.display.viewTo=cm.doc.first;cm.display.view=[];cm.display.viewOffset=0}function viewCuttingPoint(cm,oldN,newN,dir){var index=findViewIndex(cm,oldN),diff,view=cm.display.view;if(!sawCollapsedSpans||newN==cm.doc.first+cm.doc.size){return{index:index,lineN:newN}}var n=cm.display.viewFrom;for(var i=0;i0){if(index==view.length-1){return null}diff=n+view[index].size-oldN;index++}else{diff=n-oldN}oldN+=diff;newN+=diff}while(visualLineNo(cm.doc,newN)!=newN){if(index==(dir<0?0:view.length-1)){return null}newN+=dir*view[index-(dir<0?1:0)].size;index+=dir}return{index:index,lineN:newN}}function adjustView(cm,from,to){var display=cm.display,view=display.view;if(view.length==0||from>=display.viewTo||to<=display.viewFrom){display.view=buildViewArray(cm,from,to);display.viewFrom=from}else{if(display.viewFrom>from){display.view=buildViewArray(cm,from,display.viewFrom).concat(display.view)}else if(display.viewFromto){display.view=display.view.slice(0,findViewIndex(cm,to))}}display.viewTo=to}function countDirtyView(cm){var view=cm.display.view,dirty=0;for(var i=0;i=cm.display.viewTo||range.to().line0){display.blinker=setInterval(function(){return display.cursorDiv.style.visibility=(on=!on)?"":"hidden"},cm.options.cursorBlinkRate)}else if(cm.options.cursorBlinkRate<0){display.cursorDiv.style.visibility="hidden"}}function ensureFocus(cm){if(!cm.state.focused){cm.display.input.focus();onFocus(cm)}}function delayBlurEvent(cm){cm.state.delayingBlurEvent=true;setTimeout(function(){if(cm.state.delayingBlurEvent){cm.state.delayingBlurEvent=false;onBlur(cm)}},100)}function onFocus(cm,e){if(cm.state.delayingBlurEvent){cm.state.delayingBlurEvent=false}if(cm.options.readOnly=="nocursor"){return}if(!cm.state.focused){signal(cm,"focus",cm,e);cm.state.focused=true;addClass(cm.display.wrapper,"CodeMirror-focused");if(!cm.curOp&&cm.display.selForContextMenu!=cm.doc.sel){cm.display.input.reset();if(webkit){setTimeout(function(){return cm.display.input.reset(true)},20)}}cm.display.input.receivedFocus()}restartBlink(cm)}function onBlur(cm,e){if(cm.state.delayingBlurEvent){return}if(cm.state.focused){signal(cm,"blur",cm,e);cm.state.focused=false;rmClass(cm.display.wrapper,"CodeMirror-focused")}clearInterval(cm.display.blinker);setTimeout(function(){if(!cm.state.focused){cm.display.shift=false}},150)}function updateHeightsInViewport(cm){var display=cm.display;var prevBottom=display.lineDiv.offsetTop;for(var i=0;i.005||diff<-.005){updateLineHeight(cur.line,height);updateWidgetHeight(cur.line);if(cur.rest){for(var j=0;jcm.display.sizerWidth){var chWidth=Math.ceil(width/charWidth(cm.display));if(chWidth>cm.display.maxLineLength){cm.display.maxLineLength=chWidth;cm.display.maxLine=cur.line;cm.display.maxLineChanged=true}}}}function updateWidgetHeight(line){if(line.widgets){for(var i=0;i=to){from=lineAtHeight(doc,heightAtLine(getLine(doc,ensureTo))-display.wrapper.clientHeight);to=ensureTo}}return{from:from,to:Math.max(to,from+1)}}function maybeScrollWindow(cm,rect){if(signalDOMEvent(cm,"scrollCursorIntoView")){return}var display=cm.display,box=display.sizer.getBoundingClientRect(),doScroll=null;if(rect.top+box.top<0){doScroll=true}else if(rect.bottom+box.top>(window.innerHeight||document.documentElement.clientHeight)){doScroll=false}if(doScroll!=null&&!phantom){var scrollNode=elt("div","​",null,"position: absolute;\n top: "+(rect.top-display.viewOffset-paddingTop(cm.display))+"px;\n height: "+(rect.bottom-rect.top+scrollGap(cm)+display.barHeight)+"px;\n left: "+rect.left+"px; width: "+Math.max(2,rect.right-rect.left)+"px;");cm.display.lineSpace.appendChild(scrollNode);scrollNode.scrollIntoView(doScroll);cm.display.lineSpace.removeChild(scrollNode)}}function scrollPosIntoView(cm,pos,end,margin){if(margin==null){margin=0}var rect;if(!cm.options.lineWrapping&&pos==end){pos=pos.ch?Pos(pos.line,pos.sticky=="before"?pos.ch-1:pos.ch,"after"):pos;end=pos.sticky=="before"?Pos(pos.line,pos.ch+1,"before"):pos}for(var limit=0;limit<5;limit++){var changed=false;var coords=cursorCoords(cm,pos);var endCoords=!end||end==pos?coords:cursorCoords(cm,end);rect={left:Math.min(coords.left,endCoords.left),top:Math.min(coords.top,endCoords.top)-margin,right:Math.max(coords.left,endCoords.left),bottom:Math.max(coords.bottom,endCoords.bottom)+margin};var scrollPos=calculateScrollPos(cm,rect);var startTop=cm.doc.scrollTop,startLeft=cm.doc.scrollLeft;if(scrollPos.scrollTop!=null){updateScrollTop(cm,scrollPos.scrollTop);if(Math.abs(cm.doc.scrollTop-startTop)>1){changed=true}}if(scrollPos.scrollLeft!=null){setScrollLeft(cm,scrollPos.scrollLeft);if(Math.abs(cm.doc.scrollLeft-startLeft)>1){changed=true}}if(!changed){break}}return rect}function scrollIntoView(cm,rect){var scrollPos=calculateScrollPos(cm,rect);if(scrollPos.scrollTop!=null){updateScrollTop(cm,scrollPos.scrollTop)}if(scrollPos.scrollLeft!=null){setScrollLeft(cm,scrollPos.scrollLeft)}}function calculateScrollPos(cm,rect){var display=cm.display,snapMargin=textHeight(cm.display);if(rect.top<0){rect.top=0}var screentop=cm.curOp&&cm.curOp.scrollTop!=null?cm.curOp.scrollTop:display.scroller.scrollTop;var screen=displayHeight(cm),result={};if(rect.bottom-rect.top>screen){rect.bottom=rect.top+screen}var docBottom=cm.doc.height+paddingVert(display);var atTop=rect.topdocBottom-snapMargin;if(rect.topscreentop+screen){var newTop=Math.min(rect.top,(atBottom?docBottom:rect.bottom)-screen);if(newTop!=screentop){result.scrollTop=newTop}}var screenleft=cm.curOp&&cm.curOp.scrollLeft!=null?cm.curOp.scrollLeft:display.scroller.scrollLeft;var screenw=displayWidth(cm)-(cm.options.fixedGutter?display.gutters.offsetWidth:0);var tooWide=rect.right-rect.left>screenw;if(tooWide){rect.right=rect.left+screenw}if(rect.left<10){result.scrollLeft=0}else if(rect.leftscreenw+screenleft-3){result.scrollLeft=rect.right+(tooWide?0:10)-screenw}return result}function addToScrollTop(cm,top){if(top==null){return}resolveScrollToPos(cm);cm.curOp.scrollTop=(cm.curOp.scrollTop==null?cm.doc.scrollTop:cm.curOp.scrollTop)+top}function ensureCursorVisible(cm){resolveScrollToPos(cm);var cur=cm.getCursor();cm.curOp.scrollToPos={from:cur,to:cur,margin:cm.options.cursorScrollMargin}}function scrollToCoords(cm,x,y){if(x!=null||y!=null){resolveScrollToPos(cm)}if(x!=null){cm.curOp.scrollLeft=x}if(y!=null){cm.curOp.scrollTop=y}}function scrollToRange(cm,range){resolveScrollToPos(cm);cm.curOp.scrollToPos=range}function resolveScrollToPos(cm){var range=cm.curOp.scrollToPos;if(range){cm.curOp.scrollToPos=null;var from=estimateCoords(cm,range.from),to=estimateCoords(cm,range.to);scrollToCoordsRange(cm,from,to,range.margin)}}function scrollToCoordsRange(cm,from,to,margin){var sPos=calculateScrollPos(cm,{left:Math.min(from.left,to.left),top:Math.min(from.top,to.top)-margin,right:Math.max(from.right,to.right),bottom:Math.max(from.bottom,to.bottom)+margin});scrollToCoords(cm,sPos.scrollLeft,sPos.scrollTop)}function updateScrollTop(cm,val){if(Math.abs(cm.doc.scrollTop-val)<2){return}if(!gecko){updateDisplaySimple(cm,{top:val})}setScrollTop(cm,val,true);if(gecko){updateDisplaySimple(cm)}startWorker(cm,100)}function setScrollTop(cm,val,forceScroll){val=Math.max(0,Math.min(cm.display.scroller.scrollHeight-cm.display.scroller.clientHeight,val));if(cm.display.scroller.scrollTop==val&&!forceScroll){return}cm.doc.scrollTop=val;cm.display.scrollbars.setScrollTop(val);if(cm.display.scroller.scrollTop!=val){cm.display.scroller.scrollTop=val}}function setScrollLeft(cm,val,isScroller,forceScroll){val=Math.max(0,Math.min(val,cm.display.scroller.scrollWidth-cm.display.scroller.clientWidth));if((isScroller?val==cm.doc.scrollLeft:Math.abs(cm.doc.scrollLeft-val)<2)&&!forceScroll){return}cm.doc.scrollLeft=val;alignHorizontally(cm);if(cm.display.scroller.scrollLeft!=val){cm.display.scroller.scrollLeft=val}cm.display.scrollbars.setScrollLeft(val)}function measureForScrollbars(cm){var d=cm.display,gutterW=d.gutters.offsetWidth;var docH=Math.round(cm.doc.height+paddingVert(cm.display));return{clientHeight:d.scroller.clientHeight,viewHeight:d.wrapper.clientHeight,scrollWidth:d.scroller.scrollWidth,clientWidth:d.scroller.clientWidth,viewWidth:d.wrapper.clientWidth,barLeft:cm.options.fixedGutter?gutterW:0,docHeight:docH,scrollHeight:docH+scrollGap(cm)+d.barHeight,nativeBarWidth:d.nativeBarWidth,gutterWidth:gutterW}}var NativeScrollbars=function(place,scroll,cm){this.cm=cm;var vert=this.vert=elt("div",[elt("div",null,null,"min-width: 1px")],"CodeMirror-vscrollbar");var horiz=this.horiz=elt("div",[elt("div",null,null,"height: 100%; min-height: 1px")],"CodeMirror-hscrollbar");vert.tabIndex=horiz.tabIndex=-1;place(vert);place(horiz);on(vert,"scroll",function(){if(vert.clientHeight){scroll(vert.scrollTop,"vertical")}});on(horiz,"scroll",function(){if(horiz.clientWidth){scroll(horiz.scrollLeft,"horizontal")}});this.checkedZeroWidth=false;if(ie&&ie_version<8){this.horiz.style.minHeight=this.vert.style.minWidth="18px"}};NativeScrollbars.prototype.update=function(measure){var needsH=measure.scrollWidth>measure.clientWidth+1;var needsV=measure.scrollHeight>measure.clientHeight+1;var sWidth=measure.nativeBarWidth;if(needsV){this.vert.style.display="block";this.vert.style.bottom=needsH?sWidth+"px":"0";var totalHeight=measure.viewHeight-(needsH?sWidth:0);this.vert.firstChild.style.height=Math.max(0,measure.scrollHeight-measure.clientHeight+totalHeight)+"px"}else{this.vert.style.display="";this.vert.firstChild.style.height="0"}if(needsH){this.horiz.style.display="block";this.horiz.style.right=needsV?sWidth+"px":"0";this.horiz.style.left=measure.barLeft+"px";var totalWidth=measure.viewWidth-measure.barLeft-(needsV?sWidth:0);this.horiz.firstChild.style.width=Math.max(0,measure.scrollWidth-measure.clientWidth+totalWidth)+"px"}else{this.horiz.style.display="";this.horiz.firstChild.style.width="0"}if(!this.checkedZeroWidth&&measure.clientHeight>0){if(sWidth==0){this.zeroWidthHack()}this.checkedZeroWidth=true}return{right:needsV?sWidth:0,bottom:needsH?sWidth:0}};NativeScrollbars.prototype.setScrollLeft=function(pos){if(this.horiz.scrollLeft!=pos){this.horiz.scrollLeft=pos}if(this.disableHoriz){this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")}};NativeScrollbars.prototype.setScrollTop=function(pos){if(this.vert.scrollTop!=pos){this.vert.scrollTop=pos}if(this.disableVert){this.enableZeroWidthBar(this.vert,this.disableVert,"vert")}};NativeScrollbars.prototype.zeroWidthHack=function(){var w=mac&&!mac_geMountainLion?"12px":"18px";this.horiz.style.height=this.vert.style.width=w;this.horiz.style.pointerEvents=this.vert.style.pointerEvents="none";this.disableHoriz=new Delayed;this.disableVert=new Delayed};NativeScrollbars.prototype.enableZeroWidthBar=function(bar,delay,type){bar.style.pointerEvents="auto";function maybeDisable(){var box=bar.getBoundingClientRect();var elt=type=="vert"?document.elementFromPoint(box.right-1,(box.top+box.bottom)/2):document.elementFromPoint((box.right+box.left)/2,box.bottom-1);if(elt!=bar){bar.style.pointerEvents="none"}else{delay.set(1e3,maybeDisable)}}delay.set(1e3,maybeDisable)};NativeScrollbars.prototype.clear=function(){var parent=this.horiz.parentNode;parent.removeChild(this.horiz);parent.removeChild(this.vert)};var NullScrollbars=function(){};NullScrollbars.prototype.update=function(){return{bottom:0,right:0}};NullScrollbars.prototype.setScrollLeft=function(){};NullScrollbars.prototype.setScrollTop=function(){};NullScrollbars.prototype.clear=function(){};function updateScrollbars(cm,measure){if(!measure){measure=measureForScrollbars(cm)}var startWidth=cm.display.barWidth,startHeight=cm.display.barHeight;updateScrollbarsInner(cm,measure);for(var i=0;i<4&&startWidth!=cm.display.barWidth||startHeight!=cm.display.barHeight;i++){if(startWidth!=cm.display.barWidth&&cm.options.lineWrapping){updateHeightsInViewport(cm)}updateScrollbarsInner(cm,measureForScrollbars(cm));startWidth=cm.display.barWidth;startHeight=cm.display.barHeight}}function updateScrollbarsInner(cm,measure){var d=cm.display;var sizes=d.scrollbars.update(measure);d.sizer.style.paddingRight=(d.barWidth=sizes.right)+"px";d.sizer.style.paddingBottom=(d.barHeight=sizes.bottom)+"px";d.heightForcer.style.borderBottom=sizes.bottom+"px solid transparent";if(sizes.right&&sizes.bottom){d.scrollbarFiller.style.display="block";d.scrollbarFiller.style.height=sizes.bottom+"px";d.scrollbarFiller.style.width=sizes.right+"px"}else{d.scrollbarFiller.style.display=""}if(sizes.bottom&&cm.options.coverGutterNextToScrollbar&&cm.options.fixedGutter){d.gutterFiller.style.display="block";d.gutterFiller.style.height=sizes.bottom+"px";d.gutterFiller.style.width=measure.gutterWidth+"px"}else{d.gutterFiller.style.display=""}}var scrollbarModel={native:NativeScrollbars,null:NullScrollbars};function initScrollbars(cm){if(cm.display.scrollbars){cm.display.scrollbars.clear();if(cm.display.scrollbars.addClass){rmClass(cm.display.wrapper,cm.display.scrollbars.addClass)}}cm.display.scrollbars=new scrollbarModel[cm.options.scrollbarStyle](function(node){cm.display.wrapper.insertBefore(node,cm.display.scrollbarFiller);on(node,"mousedown",function(){if(cm.state.focused){setTimeout(function(){return cm.display.input.focus()},0)}});node.setAttribute("cm-not-content","true")},function(pos,axis){if(axis=="horizontal"){setScrollLeft(cm,pos)}else{updateScrollTop(cm,pos)}},cm);if(cm.display.scrollbars.addClass){addClass(cm.display.wrapper,cm.display.scrollbars.addClass)}}var nextOpId=0;function startOperation(cm){cm.curOp={cm:cm,viewChanged:false,startHeight:cm.doc.height,forceUpdate:false,updateInput:0,typing:false,changeObjs:null,cursorActivityHandlers:null,cursorActivityCalled:0,selectionChanged:false,updateMaxLine:false,scrollLeft:null,scrollTop:null,scrollToPos:null,focus:false,id:++nextOpId};pushOperation(cm.curOp)}function endOperation(cm){var op=cm.curOp;if(op){finishOperation(op,function(group){for(var i=0;i=display.viewTo)||display.maxLineChanged&&cm.options.lineWrapping;op.update=op.mustUpdate&&new DisplayUpdate(cm,op.mustUpdate&&{top:op.scrollTop,ensure:op.scrollToPos},op.forceUpdate)}function endOperation_W1(op){op.updatedDisplay=op.mustUpdate&&updateDisplayIfNeeded(op.cm,op.update)}function endOperation_R2(op){var cm=op.cm,display=cm.display;if(op.updatedDisplay){updateHeightsInViewport(cm)}op.barMeasure=measureForScrollbars(cm);if(display.maxLineChanged&&!cm.options.lineWrapping){op.adjustWidthTo=measureChar(cm,display.maxLine,display.maxLine.text.length).left+3;cm.display.sizerWidth=op.adjustWidthTo;op.barMeasure.scrollWidth=Math.max(display.scroller.clientWidth,display.sizer.offsetLeft+op.adjustWidthTo+scrollGap(cm)+cm.display.barWidth);op.maxScrollLeft=Math.max(0,display.sizer.offsetLeft+op.adjustWidthTo-displayWidth(cm))}if(op.updatedDisplay||op.selectionChanged){op.preparedSelection=display.input.prepareSelection()}}function endOperation_W2(op){var cm=op.cm;if(op.adjustWidthTo!=null){cm.display.sizer.style.minWidth=op.adjustWidthTo+"px";if(op.maxScrollLeft `; -(function () { +var SET_COLUMN_TYPE_DIALOG_ID = "set-column-type-dialog"; +var setColumnTypeDialogState = null; + +function getParams() { + return new URLSearchParams(location.search); +} + +function paramsToUrl(params) { + var s = params.toString(); + return s ? "?" + s : location.pathname; +} + +function sortDescUrl(column) { + var params = getParams(); + params.set("_sort_desc", column); + params.delete("_sort"); + params.delete("_next"); + return paramsToUrl(params); +} + +function sortAscUrl(column) { + var params = getParams(); + params.set("_sort", column); + params.delete("_sort_desc"); + params.delete("_next"); + return paramsToUrl(params); +} + +function facetUrl(column) { + var params = getParams(); + params.append("_facet", column); + return paramsToUrl(params); +} + +function hideColumnUrl(column) { + var params = getParams(); + params.append("_nocol", column); + return paramsToUrl(params); +} + +function showAllColumnsUrl() { + var params = getParams(); + params.delete("_nocol"); + params.delete("_col"); + return paramsToUrl(params); +} + +function notBlankUrl(column) { + var params = getParams(); + params.set(`${column}__notblank`, "1"); + return paramsToUrl(params); +} + +function getDisplayedFacets() { + return Array.from(document.querySelectorAll(".facet-info")).map( + (el) => el.dataset.column, + ); +} + +function getColumnClassName(th) { + return Array.from(th.classList).find((className) => + className.startsWith("col-"), + ); +} + +function getColumnCells(th) { + var table = th.closest("table"); + var columnClassName = getColumnClassName(th); + if (!table || !columnClassName) { + return []; + } + return Array.from(table.querySelectorAll("td." + columnClassName)); +} + +function getColumnMeta(th) { + return { + columnName: th.dataset.column, + columnNotNull: th.dataset.columnNotNull === "1", + columnType: th.dataset.columnType, + isPk: th.dataset.isPk === "1", + }; +} + +function getColumnTypeText(th) { + var columnType = th.dataset.columnType; + if (!columnType) { + return null; + } + var notNull = th.dataset.columnNotNull === "1" ? " NOT NULL" : ""; + return `Type: ${columnType.toUpperCase()}${notNull}`; +} + +function getSetColumnTypeData() { + return window._setColumnTypeData || null; +} + +function getSetColumnTypeConfig(column) { + var data = getSetColumnTypeData(); + if (!data || !data.columns) { + return null; + } + return data.columns[column] || null; +} + +function canSetColumnType() { + return !!(getSetColumnTypeData() && window.HTMLDialogElement && window.fetch); +} + +function setColumnTypeActionLabel(column) { + var columnConfig = getSetColumnTypeConfig(column); + if (!columnConfig) { + return null; + } + return columnConfig.current + ? `Custom type: ${columnConfig.current.type}` + : "Set custom type"; +} + +function createSetColumnTypeOption(value, name, description, checked) { + var label = document.createElement("label"); + label.className = "set-column-type-option"; + + var input = document.createElement("input"); + input.type = "radio"; + input.name = "set-column-type-choice"; + input.value = value; + input.checked = checked; + + var content = document.createElement("span"); + content.className = "set-column-type-option-content"; + + var title = document.createElement("span"); + title.className = "set-column-type-option-name"; + title.textContent = name; + + var detail = document.createElement("span"); + detail.className = "set-column-type-option-description"; + detail.textContent = description; + + content.appendChild(title); + content.appendChild(detail); + label.appendChild(input); + label.appendChild(content); + return label; +} + +function setSetColumnTypeDialogBusy(state, isBusy) { + state.isBusy = isBusy; + state.saveButton.disabled = isBusy; + state.cancelButton.disabled = isBusy; + Array.from( + state.optionsWrap.querySelectorAll('input[name="set-column-type-choice"]'), + ).forEach(function (input) { + input.disabled = isBusy; + }); + state.saveButton.textContent = isBusy ? "Saving..." : "Save"; +} + +function clearSetColumnTypeDialogError(state) { + state.error.hidden = true; + state.error.textContent = ""; +} + +function showSetColumnTypeDialogError(state, message) { + state.error.hidden = false; + state.error.textContent = message; +} + +function ensureSetColumnTypeDialog() { + if (setColumnTypeDialogState) { + return setColumnTypeDialogState; + } + if (!window.HTMLDialogElement) { + return null; + } + + var dialog = document.createElement("dialog"); + dialog.id = SET_COLUMN_TYPE_DIALOG_ID; + dialog.className = "set-column-type-dialog"; + dialog.setAttribute("aria-labelledby", "set-column-type-title"); + dialog.innerHTML = ` +
+ Set custom type + +
+

+ +
+
+ + + +
+ `; + document.body.appendChild(dialog); + + setColumnTypeDialogState = { + dialog: dialog, + meta: dialog.querySelector(".modal-meta"), + status: dialog.querySelector(".set-column-type-status"), + error: dialog.querySelector(".set-column-type-error"), + optionsWrap: dialog.querySelector(".set-column-type-options"), + footerInfo: dialog.querySelector(".footer-info"), + cancelButton: dialog.querySelector(".set-column-type-cancel"), + saveButton: dialog.querySelector(".set-column-type-save"), + currentColumn: null, + currentConfig: null, + isBusy: false, + }; + + setColumnTypeDialogState.cancelButton.addEventListener("click", function () { + if (!setColumnTypeDialogState.isBusy) { + dialog.close(); + } + }); + + dialog.addEventListener("click", function (ev) { + if (ev.target === dialog && !setColumnTypeDialogState.isBusy) { + dialog.close(); + } + }); + + dialog.addEventListener("cancel", function (ev) { + if (setColumnTypeDialogState.isBusy) { + ev.preventDefault(); + } + }); + + dialog.addEventListener("close", function () { + clearSetColumnTypeDialogError(setColumnTypeDialogState); + setSetColumnTypeDialogBusy(setColumnTypeDialogState, false); + }); + + setColumnTypeDialogState.saveButton.addEventListener("click", async function () { + var state = setColumnTypeDialogState; + var selected = state.dialog.querySelector( + 'input[name="set-column-type-choice"]:checked', + ); + var selectedType = selected ? selected.value : ""; + var currentType = state.currentConfig.current + ? state.currentConfig.current.type + : ""; + + if (selectedType === currentType) { + state.dialog.close(); + return; + } + + clearSetColumnTypeDialogError(state); + setSetColumnTypeDialogBusy(state, true); + + var payload = { + column: state.currentColumn, + column_type: selectedType ? { type: selectedType } : null, + }; + + try { + var response = await fetch(getSetColumnTypeData().path, { + method: "POST", + headers: { + "Content-Type": "application/json", + Accept: "application/json", + }, + body: JSON.stringify(payload), + }); + var data = await response.json(); + if (!response.ok || data.ok === false) { + var message = (data.errors || ["Request failed"]).join(" "); + throw new Error(message); + } + location.reload(); + } catch (error) { + setSetColumnTypeDialogBusy(state, false); + showSetColumnTypeDialogError(state, error.message || "Request failed"); + } + }); + + return setColumnTypeDialogState; +} + +function openSetColumnTypeDialog(th) { + var column = th.dataset.column; + var columnConfig = getSetColumnTypeConfig(column); + if (!columnConfig) { + return; + } + + var state = ensureSetColumnTypeDialog(); + if (!state) { + return; + } + + clearSetColumnTypeDialogError(state); + setSetColumnTypeDialogBusy(state, false); + state.currentColumn = column; + state.currentConfig = columnConfig; + state.status.textContent = `Column: ${column}`; + state.meta.textContent = getColumnTypeText(th) || "Type unavailable"; + state.footerInfo.textContent = columnConfig.current + ? `Current custom type: ${columnConfig.current.type}` + : "No custom type set."; + state.optionsWrap.innerHTML = ""; + + var currentType = columnConfig.current ? columnConfig.current.type : ""; + state.optionsWrap.appendChild( + createSetColumnTypeOption( + "", + "No custom type", + "Use standard Datasette rendering without a custom type.", + currentType === "", + ), + ); + + columnConfig.options.forEach(function (option) { + state.optionsWrap.appendChild( + createSetColumnTypeOption( + option.name, + option.name, + option.description, + option.name === currentType, + ), + ); + }); + + if (!columnConfig.options.length) { + var emptyState = document.createElement("p"); + emptyState.className = "set-column-type-empty"; + emptyState.textContent = + "No registered custom types are compatible with this SQLite type."; + state.optionsWrap.appendChild(emptyState); + } + + if (!state.dialog.open) { + state.dialog.showModal(); + } + var selectedOption = state.dialog.querySelector( + 'input[name="set-column-type-choice"]:checked', + ); + if (selectedOption) { + selectedOption.focus(); + } else { + state.saveButton.focus(); + } +} + +function canChooseColumns() { + return !!( + document.querySelector("column-chooser") && window._columnChooserData + ); +} + +function shouldShowShowAllColumns() { + var params = getParams(); + return params.getAll("_nocol").length || params.getAll("_col").length; +} + +function hasMultipleVisibleColumns(manager) { + return ( + Array.from(document.querySelectorAll(manager.selectors.tableHeaders)).filter( + (th) => th.dataset.column && th.dataset.isLinkColumn !== "1", + ).length > 1 + ); +} + +function buildColumnActionItems(manager, th, options) { + options = options || {}; + var params = getParams(); + var column = th.dataset.column; + var columnActions = []; + var isSortable = !!th.querySelector("a"); + var isFirstColumn = th.parentElement.querySelector("th:first-of-type") === th; + var isSinglePk = + th.dataset.isPk === "1" && + document.querySelectorAll('th[data-is-pk="1"]').length === 1; + var hasBlankValues = getColumnCells(th).some( + (el) => el.innerText.trim() === "", + ); + + if (isSortable && params.get("_sort") !== column) { + columnActions.push({ + label: "Sort ascending", + href: sortAscUrl(column), + }); + } + + if (isSortable && params.get("_sort_desc") !== column) { + columnActions.push({ + label: "Sort descending", + href: sortDescUrl(column), + }); + } + + if ( + DATASETTE_ALLOW_FACET && + !isFirstColumn && + !getDisplayedFacets().includes(column) && + !isSinglePk + ) { + columnActions.push({ + label: "Facet by this", + href: facetUrl(column), + }); + } + + if (options.includeChooseColumns && canChooseColumns()) { + columnActions.push({ + label: "Choose columns", + href: "#", + onClick: + options.onChooseColumns || + function (ev) { + ev.preventDefault(); + openColumnChooser(); + }, + }); + } + + if (canSetColumnType() && getSetColumnTypeConfig(column)) { + columnActions.push({ + label: setColumnTypeActionLabel(column), + href: "#", + onClick: + options.onSetColumnType || + function (ev) { + ev.preventDefault(); + window.setTimeout(function () { + openSetColumnTypeDialog(th); + }, 0); + }, + }); + } + + if (th.dataset.isPk !== "1" && hasMultipleVisibleColumns(manager)) { + columnActions.push({ + label: "Hide this column", + href: hideColumnUrl(column), + }); + } + + if (options.includeShowAllColumns && shouldShowShowAllColumns()) { + columnActions.push({ + label: "Show all columns", + href: showAllColumnsUrl(), + }); + } + + if (params.get(`${column}__notblank`) !== "1" && hasBlankValues) { + columnActions.push({ + label: "Show not-blank rows", + href: notBlankUrl(column), + }); + } + + return columnActions.concat(manager.makeColumnActions(getColumnMeta(th))); +} + +function buildColumnActionState(manager, th, options) { + return { + column: th.dataset.column, + columnDescription: th.dataset.columnDescription || null, + columnMeta: getColumnMeta(th), + columnTypeText: getColumnTypeText(th), + actionItems: buildColumnActionItems(manager, th, options), + }; +} + +function initializeColumnActions(manager) { + manager.columnActions = { + buildColumnActionState: function (th, options) { + return buildColumnActionState(manager, th, options); + }, + buildColumnActionItems: function (th, options) { + return buildColumnActionItems(manager, th, options); + }, + canChooseColumns: canChooseColumns, + facetUrl: facetUrl, + getColumnMeta: getColumnMeta, + getColumnTypeText: getColumnTypeText, + hideColumnUrl: hideColumnUrl, + notBlankUrl: notBlankUrl, + shouldShowShowAllColumns: shouldShowShowAllColumns, + showAllColumnsUrl: showAllColumnsUrl, + sortAscUrl: sortAscUrl, + sortDescUrl: sortDescUrl, + }; +} + +function renderActionLink(itemConfig) { + var newLink = document.createElement("a"); + newLink.textContent = itemConfig.label; + newLink.href = itemConfig.href || "#"; + if (itemConfig.onClick) { + newLink.addEventListener("click", itemConfig.onClick); + } + return newLink; +} + +/** Main initialization function for Datasette Table interactions */ +const initDatasetteTable = function (manager) { // Feature detection if (!window.URLSearchParams) { return; } - function getParams() { - return new URLSearchParams(location.search); - } - function paramsToUrl(params) { - var s = params.toString(); - return s ? "?" + s : location.pathname; - } - function sortDescUrl(column) { - var params = getParams(); - params.set("_sort_desc", column); - params.delete("_sort"); - params.delete("_next"); - return paramsToUrl(params); - } - function sortAscUrl(column) { - var params = getParams(); - params.set("_sort", column); - params.delete("_sort_desc"); - params.delete("_next"); - return paramsToUrl(params); - } - function facetUrl(column) { - var params = getParams(); - params.append("_facet", column); - return paramsToUrl(params); - } - function hideColumnUrl(column) { - var params = getParams(); - params.append("_nocol", column); - return paramsToUrl(params); - } - function showAllColumnsUrl() { - var params = getParams(); - params.delete("_nocol"); - params.delete("_col"); - return paramsToUrl(params); - } - function notBlankUrl(column) { - var params = getParams(); - params.set(`${column}__notblank`, "1"); - return paramsToUrl(params); - } function closeMenu() { menu.style.display = "none"; menu.classList.remove("anim-scale-in"); } - // When page loads, add scroll listener on .table-wrapper - document.addEventListener("DOMContentLoaded", () => { - var tableWrapper = document.querySelector(".table-wrapper"); - if (tableWrapper) { - tableWrapper.addEventListener("scroll", closeMenu); - } - }); + + const tableWrapper = document.querySelector(manager.selectors.tableWrapper); + if (tableWrapper) { + tableWrapper.addEventListener("scroll", closeMenu); + } document.body.addEventListener("click", (ev) => { /* was this click outside the menu? */ var target = ev.target; @@ -85,9 +532,11 @@ var DROPDOWN_ICON_SVG = ` el.dataset.column); - var isFirstColumn = - th.parentElement.querySelector("th:first-of-type") == th; - var isSinglePk = - th.getAttribute("data-is-pk") == "1" && - document.querySelectorAll('th[data-is-pk="1"]').length == 1; - if ( - !DATASETTE_ALLOW_FACET || - isFirstColumn || - displayedFacets.includes(column) || - isSinglePk - ) { - facetItem.parentNode.style.display = "none"; - } else { - facetItem.parentNode.style.display = "block"; - facetItem.setAttribute("href", facetUrl(column)); - } - /* Show notBlank option if not selected AND at least one visible blank value */ - var tdsForThisColumn = Array.from( - th.closest("table").querySelectorAll("td." + th.className) - ); - if ( - params.get(`${column}__notblank`) != "1" && - tdsForThisColumn.filter((el) => el.innerText.trim() == "").length - ) { - notBlank.parentNode.style.display = "block"; - notBlank.setAttribute("href", notBlankUrl(column)); - } else { - notBlank.parentNode.style.display = "none"; - } - var columnTypeP = menu.querySelector(".dropdown-column-type"); - var columnType = th.dataset.columnType; - var notNull = th.dataset.columnNotNull == 1 ? " NOT NULL" : ""; + var actionState = manager.columnActions.buildColumnActionState(th, { + includeChooseColumns: true, + includeShowAllColumns: true, + onChooseColumns: function (ev) { + ev.preventDefault(); + closeMenu(); + openColumnChooser(); + }, + onSetColumnType: function (ev) { + ev.preventDefault(); + closeMenu(); + window.setTimeout(function () { + openSetColumnTypeDialog(th); + }, 0); + }, + }); + var menuList = menu.querySelector("ul.dropdown-actions"); + menuList.innerHTML = ""; + actionState.actionItems.forEach((itemConfig) => { + var menuItem = document.createElement("li"); + menuItem.appendChild(renderActionLink(itemConfig)); + menuList.appendChild(menuItem); + }); - if (columnType) { + var columnTypeP = menu.querySelector(".dropdown-column-type"); + if (actionState.columnTypeText) { columnTypeP.style.display = "block"; - columnTypeP.innerText = `Type: ${columnType.toUpperCase()}${notNull}`; + columnTypeP.innerText = actionState.columnTypeText; } else { columnTypeP.style.display = "none"; } var columnDescriptionP = menu.querySelector(".dropdown-column-description"); - if (th.dataset.columnDescription) { - columnDescriptionP.innerText = th.dataset.columnDescription; + if (actionState.columnDescription) { + columnDescriptionP.innerText = actionState.columnDescription; columnDescriptionP.style.display = "block"; } else { columnDescriptionP.style.display = "none"; @@ -185,7 +588,28 @@ var DROPDOWN_ICON_SVG = ` windowWidth) { + menu.style.left = windowWidth - menuWidth - 20 + "px"; + } + // Align menu .hook arrow with the column cog icon + const hook = menu.querySelector(".hook"); + const icon = th.querySelector(".dropdown-menu-icon"); + const iconRect = icon.getBoundingClientRect(); + const hookLeft = iconRect.left - menuLeft + 1 + "px"; + hook.style.left = hookLeft; + // Move the whole menu right if the hook is too far right + const menuRect = menu.getBoundingClientRect(); + if (iconRect.right > menuRect.right) { + menu.style.left = iconRect.right - menuWidth + "px"; + // And move hook tip as well + hook.style.left = menuWidth - 13 + "px"; + } } + var svg = document.createElement("div"); svg.innerHTML = DROPDOWN_ICON_SVG; svg = svg.querySelector("*"); @@ -197,23 +621,25 @@ var DROPDOWN_ICON_SVG = ` { if (!th.querySelector("a")) { return; } var icon = svg.cloneNode(true); - icon.addEventListener("click", iconClicked); + icon.addEventListener("click", onTableHeaderClick); th.appendChild(icon); }); -})(); +}; /* Add x buttons to the filter rows */ -(function () { +function addButtonsToFilterRows(manager) { var x = "✖"; - var rows = Array.from(document.querySelectorAll(".filter-row")).filter((el) => - el.querySelector(".filter-op") - ); + var rows = Array.from( + document.querySelectorAll(manager.selectors.filterRow), + ).filter((el) => el.querySelector(".filter-op")); rows.forEach((row) => { var a = document.createElement("a"); a.setAttribute("href", "#"); @@ -234,4 +660,98 @@ var DROPDOWN_ICON_SVG = ` dict[str, Any]: + data = { + "database": query.database, + "name": query.name, + "sql": query.sql, + "title": query.title, + "description": query.description, + "description_html": query.description_html, + "hide_sql": query.hide_sql, + "fragment": query.fragment, + "params": list(query.parameters), + "parameters": list(query.parameters), + "is_write": query.is_write, + "is_private": query.is_private, + "is_trusted": query.is_trusted, + "source": query.source, + "owner_id": query.owner_id, + "on_success_message": query.on_success_message, + "on_success_message_sql": query.on_success_message_sql, + "on_success_redirect": query.on_success_redirect, + "on_error_message": query.on_error_message, + "on_error_redirect": query.on_error_redirect, + } + if query.private is not None: + data["private"] = query.private + return data + + +def stored_query_page_to_dict(page: StoredQueryPage) -> dict[str, Any]: + return { + "queries": [stored_query_to_dict(query) for query in page.queries], + "next": page.next, + "has_more": page.has_more, + "limit": page.limit, + } + + +async def save_queries_from_config(datasette: Any) -> None: + # Apply configured query entries from datasette.yaml to the internal table. + await datasette.get_internal_database().execute_write( + "DELETE FROM queries WHERE source = 'config'" + ) + for dbname, db_config in ((datasette.config or {}).get("databases") or {}).items(): + for query_name, query_config in (db_config.get("queries") or {}).items(): + if not isinstance(query_config, dict): + query_config = {"sql": query_config} + await datasette.add_query( + dbname, + query_name, + query_config["sql"], + title=query_config.get("title"), + description=query_config.get("description"), + description_html=query_config.get("description_html"), + hide_sql=bool(query_config.get("hide_sql")), + fragment=query_config.get("fragment"), + parameters=query_config.get("params"), + is_write=bool(query_config.get("write")), + is_private=bool(query_config.get("is_private")), + is_trusted=bool(query_config.get("is_trusted", True)), + source="config", + on_success_message=query_config.get("on_success_message"), + on_success_message_sql=query_config.get("on_success_message_sql"), + on_success_redirect=query_config.get("on_success_redirect"), + on_error_message=query_config.get("on_error_message"), + on_error_redirect=query_config.get("on_error_redirect"), + ) + + +def query_row_to_stored_query( + row: Any, private: bool | None = None +) -> StoredQuery | None: + if row is None: + return None + parameters = json.loads(row["parameters"] or "[]") + options = json.loads(row["options"] or "{}") + return StoredQuery( + database=row["database_name"], + name=row["name"], + sql=row["sql"], + title=row["title"], + description=row["description"], + description_html=row["description_html"], + hide_sql=bool(options.get("hide_sql")), + fragment=options.get("fragment"), + parameters=parameters, + is_write=bool(row["is_write"]), + is_private=bool(row["is_private"]), + is_trusted=bool(row["is_trusted"]), + source=row["source"], + owner_id=row["owner_id"], + on_success_message=options.get("on_success_message"), + on_success_message_sql=options.get("on_success_message_sql"), + on_success_redirect=options.get("on_success_redirect"), + on_error_message=options.get("on_error_message"), + on_error_redirect=options.get("on_error_redirect"), + private=private, + ) + + +def query_options_json(options: dict[str, Any]) -> str: + options_dict = {} + for field in QUERY_OPTION_FIELDS: + value = options.get(field) + if field == "hide_sql": + if value: + options_dict[field] = True + elif value is not None: + options_dict[field] = value + return json.dumps(options_dict, sort_keys=True) + + +async def add_query( + datasette: Any, + database: str, + name: str, + sql: str, + *, + title: str | None = None, + description: str | None = None, + description_html: str | None = None, + hide_sql: bool = False, + fragment: str | None = None, + parameters: Iterable[str] | None = None, + is_write: bool = False, + is_private: bool = False, + is_trusted: bool = False, + source: str = "plugin", + owner_id: str | None = None, + on_success_message: str | None = None, + on_success_message_sql: str | None = None, + on_success_redirect: str | None = None, + on_error_message: str | None = None, + on_error_redirect: str | None = None, + replace: bool = True, +) -> None: + parameters_json = json.dumps(list(parameters or [])) + options_json = query_options_json( + { + "hide_sql": hide_sql, + "fragment": fragment, + "on_success_message": on_success_message, + "on_success_message_sql": on_success_message_sql, + "on_success_redirect": on_success_redirect, + "on_error_message": on_error_message, + "on_error_redirect": on_error_redirect, + } + ) + sql_statement = """ + INSERT INTO queries ( + database_name, name, sql, title, description, description_html, + options, parameters, is_write, is_private, is_trusted, source, owner_id + ) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) + """ + if replace: + sql_statement += """ + ON CONFLICT(database_name, name) DO UPDATE SET + sql = excluded.sql, + title = excluded.title, + description = excluded.description, + description_html = excluded.description_html, + options = excluded.options, + parameters = excluded.parameters, + is_write = excluded.is_write, + is_private = excluded.is_private, + is_trusted = excluded.is_trusted, + source = excluded.source, + owner_id = excluded.owner_id, + updated_at = CURRENT_TIMESTAMP + """ + await datasette.get_internal_database().execute_write( + sql_statement, + [ + database, + name, + sql, + title, + description, + description_html, + options_json, + parameters_json, + int(bool(is_write)), + int(bool(is_private)), + int(bool(is_trusted)), + source, + owner_id, + ], + ) + + +async def update_query( + datasette: Any, + database: str, + name: str, + *, + sql=UNCHANGED, + title=UNCHANGED, + description=UNCHANGED, + description_html=UNCHANGED, + hide_sql=UNCHANGED, + fragment=UNCHANGED, + parameters=UNCHANGED, + is_write=UNCHANGED, + is_private=UNCHANGED, + is_trusted=UNCHANGED, + source=UNCHANGED, + owner_id=UNCHANGED, + on_success_message=UNCHANGED, + on_success_message_sql=UNCHANGED, + on_success_redirect=UNCHANGED, + on_error_message=UNCHANGED, + on_error_redirect=UNCHANGED, +) -> None: + fields = { + "sql": sql, + "title": title, + "description": description, + "description_html": description_html, + "parameters": parameters, + "is_write": is_write, + "is_private": is_private, + "is_trusted": is_trusted, + "source": source, + "owner_id": owner_id, + } + option_fields = { + "hide_sql": hide_sql, + "fragment": fragment, + "on_success_message": on_success_message, + "on_success_message_sql": on_success_message_sql, + "on_success_redirect": on_success_redirect, + "on_error_message": on_error_message, + "on_error_redirect": on_error_redirect, + } + updates = [] + params = [] + for field, value in fields.items(): + if value is UNCHANGED: + continue + if field in {"is_write", "is_private", "is_trusted"}: + value = int(bool(value)) + elif field == "parameters": + value = json.dumps(list(value or [])) + updates.append(f"{field} = ?") + params.append(value) + changed_options = { + field: value for field, value in option_fields.items() if value is not UNCHANGED + } + if changed_options: + rows = await datasette.get_internal_database().execute( + """ + SELECT options FROM queries + WHERE database_name = ? AND name = ? + """, + [database, name], + ) + row = rows.first() + options = json.loads(row["options"] or "{}") if row is not None else {} + for field, value in changed_options.items(): + if field == "hide_sql": + if value: + options[field] = True + else: + options.pop(field, None) + elif value is None: + options.pop(field, None) + else: + options[field] = value + updates.append("options = ?") + params.append(json.dumps(options, sort_keys=True)) + if not updates: + return + updates.append("updated_at = CURRENT_TIMESTAMP") + params.extend([database, name]) + await datasette.get_internal_database().execute_write( + """ + UPDATE queries + SET {} + WHERE database_name = ? AND name = ? + """.format(", ".join(updates)), + params, + ) + + +async def remove_query( + datasette: Any, database: str, name: str, source: str | None = None +) -> None: + sql = "DELETE FROM queries WHERE database_name = ? AND name = ?" + params = [database, name] + if source is not None: + sql += " AND source = ?" + params.append(source) + await datasette.get_internal_database().execute_write(sql, params) + + +async def get_query(datasette: Any, database: str, name: str) -> StoredQuery | None: + rows = await datasette.get_internal_database().execute( + """ + SELECT * FROM queries + WHERE database_name = ? AND name = ? + """, + [database, name], + ) + return query_row_to_stored_query(rows.first()) + + +async def count_queries( + datasette: Any, + database: str | None = None, + *, + actor: dict[str, Any] | None = None, + q: str | None = None, + is_write: bool | None = None, + is_private: bool | None = None, + is_trusted: bool | None = None, + source: str | None = None, + owner_id: str | None = None, +) -> int: + allowed_sql, allowed_params = await datasette.allowed_resources_sql( + action="view-query", + actor=actor, + parent=database, + ) + params = dict(allowed_params) + where_clauses = [] + if database is not None: + params["query_database"] = database + where_clauses.append("q.database_name = :query_database") + + if q: + where_clauses.append(""" + ( + q.name LIKE :query_search + OR q.title LIKE :query_search + OR q.description LIKE :query_search + OR q.sql LIKE :query_search + ) + """) + params["query_search"] = "%{}%".format(q) + if is_write is not None: + where_clauses.append("q.is_write = :query_is_write") + params["query_is_write"] = int(bool(is_write)) + if is_private is not None: + where_clauses.append("q.is_private = :query_is_private") + params["query_is_private"] = int(bool(is_private)) + if is_trusted is not None: + where_clauses.append("q.is_trusted = :query_is_trusted") + params["query_is_trusted"] = int(bool(is_trusted)) + if source is not None: + where_clauses.append("q.source = :query_source") + params["query_source"] = source + if owner_id is not None: + where_clauses.append("q.owner_id = :query_owner_id") + params["query_owner_id"] = owner_id + + row = ( + await datasette.get_internal_database().execute( + """ + SELECT count(*) AS count + FROM queries q + JOIN ( + {allowed_sql} + ) allowed + ON allowed.parent = q.database_name + AND allowed.child = q.name + WHERE {where} + """.format( + allowed_sql=allowed_sql, + where=" AND ".join(where_clauses) or "1 = 1", + ), + params, + ) + ).first() + return row["count"] + + +async def list_queries( + datasette: Any, + database: str | None = None, + *, + actor: dict[str, Any] | None = None, + limit: int = 50, + cursor: str | None = None, + q: str | None = None, + is_write: bool | None = None, + is_private: bool | None = None, + is_trusted: bool | None = None, + source: str | None = None, + owner_id: str | None = None, + include_private: bool = False, +) -> StoredQueryPage: + limit = min(max(1, int(limit)), 1000) + allowed_sql, allowed_params = await datasette.allowed_resources_sql( + action="view-query", + actor=actor, + parent=database, + include_is_private=include_private, + ) + params = dict(allowed_params) + params.update({"limit": limit + 1}) + sort_key_sql = "lower(coalesce(nullif(q.title, ''), q.name))" + where_clauses = [] + order_by = "q.database_name, sort_key, q.name" + if database is not None: + params["query_database"] = database + where_clauses.append("q.database_name = :query_database") + order_by = "sort_key, q.name" + + if cursor: + try: + components = urlsafe_components(cursor) + except ValueError: + components = [] + if database is None and len(components) == 3: + where_clauses.append(""" + ( + q.database_name > :cursor_database + OR ( + q.database_name = :cursor_database + AND ( + {sort_key_sql} > :cursor_sort_key + OR ( + {sort_key_sql} = :cursor_sort_key + AND q.name > :cursor_name + ) + ) + ) + ) + """.format(sort_key_sql=sort_key_sql)) + params["cursor_database"] = components[0] + params["cursor_sort_key"] = components[1] + params["cursor_name"] = components[2] + elif database is not None and len(components) == 2: + where_clauses.append(""" + ( + {sort_key_sql} > :cursor_sort_key + OR ( + {sort_key_sql} = :cursor_sort_key + AND q.name > :cursor_name + ) + ) + """.format(sort_key_sql=sort_key_sql)) + params["cursor_sort_key"] = components[0] + params["cursor_name"] = components[1] + + if q: + where_clauses.append(""" + ( + q.name LIKE :query_search + OR q.title LIKE :query_search + OR q.description LIKE :query_search + OR q.sql LIKE :query_search + ) + """) + params["query_search"] = "%{}%".format(q) + if is_write is not None: + where_clauses.append("q.is_write = :query_is_write") + params["query_is_write"] = int(bool(is_write)) + if is_private is not None: + where_clauses.append("q.is_private = :query_is_private") + params["query_is_private"] = int(bool(is_private)) + if is_trusted is not None: + where_clauses.append("q.is_trusted = :query_is_trusted") + params["query_is_trusted"] = int(bool(is_trusted)) + if source is not None: + where_clauses.append("q.source = :query_source") + params["query_source"] = source + if owner_id is not None: + where_clauses.append("q.owner_id = :query_owner_id") + params["query_owner_id"] = owner_id + + private_select = ", allowed.is_private AS private" if include_private else "" + rows = list( + ( + await datasette.get_internal_database().execute( + """ + SELECT q.*, {sort_key_sql} AS sort_key{private_select} + FROM queries q + JOIN ( + {allowed_sql} + ) allowed + ON allowed.parent = q.database_name + AND allowed.child = q.name + WHERE {where} + ORDER BY {order_by} + LIMIT :limit + """.format( + allowed_sql=allowed_sql, + private_select=private_select, + sort_key_sql=sort_key_sql, + where=" AND ".join(where_clauses) or "1 = 1", + order_by=order_by, + ), + params, + ) + ).rows + ) + has_more = len(rows) > limit + if has_more: + rows = rows[:limit] + + queries = [] + for row in rows: + query = query_row_to_stored_query( + row, private=bool(row["private"]) if include_private else None + ) + assert query is not None + queries.append(query) + + next_token = None + if has_more and rows: + last_row = rows[-1] + if database is None: + next_token = "{},{},{}".format( + tilde_encode(last_row["database_name"]), + tilde_encode(last_row["sort_key"]), + tilde_encode(last_row["name"]), + ) + else: + next_token = "{},{}".format( + tilde_encode(last_row["sort_key"]), + tilde_encode(last_row["name"]), + ) + return StoredQueryPage( + queries=queries, + next=next_token, + has_more=has_more, + limit=limit, + ) + + +async def ensure_query_write_permissions( + datasette: Any, + database: str, + sql: str, + *, + actor: dict[str, Any] | None = None, + params: dict[str, Any] | None = None, + analysis: Any = None, +) -> Any: + write_actions = { + "insert": "insert-row", + "update": "update-row", + "delete": "delete-row", + } + db = datasette.get_database(database) + if analysis is None: + if params is None: + params = {name: "" for name in named_parameters(sql)} + try: + analysis = await db.analyze_sql(sql, params) + except sqlite3.DatabaseError as ex: + raise Forbidden(f"Could not analyze query: {ex}") from ex + + for access in analysis.table_accesses: + action = write_actions.get(access.operation) + if action is None: + continue + if access.database != database: + raise Forbidden("Writable queries may not write to attached databases") + if not await datasette.allowed( + action=action, + resource=TableResource(database=access.database, table=access.table), + actor=actor, + ): + raise Forbidden( + f"Permission denied: need {action} on {access.database}/{access.table}" + ) + return analysis diff --git a/datasette/templates/_action_menu.html b/datasette/templates/_action_menu.html new file mode 100644 index 00000000..1ae8c173 --- /dev/null +++ b/datasette/templates/_action_menu.html @@ -0,0 +1,28 @@ +{% if action_links %} +
+
+ +
+
+ +
+
+
+{% endif %} \ No newline at end of file diff --git a/datasette/templates/_close_open_menus.html b/datasette/templates/_close_open_menus.html index 65eebddf..a24633d0 100644 --- a/datasette/templates/_close_open_menus.html +++ b/datasette/templates/_close_open_menus.html @@ -9,8 +9,54 @@ document.body.addEventListener('click', (ev) => { if (target && target.tagName == 'DETAILS') { detailsClickedWithin = target; } - Array.from(document.getElementsByTagName('details')).filter( + Array.from(document.querySelectorAll('details.details-menu')).filter( (details) => details.open && details != detailsClickedWithin ).forEach(details => details.open = false); }); + +/* Sync aria-expanded and add keyboard navigation for details-menu elements */ +document.querySelectorAll('details.details-menu').forEach(function(details) { + var summary = details.querySelector('summary'); + details.addEventListener('toggle', function() { + if (summary) { + summary.setAttribute('aria-expanded', details.open ? 'true' : 'false'); + } + if (details.open) { + /* Focus first menu item when menu opens */ + var firstItem = details.querySelector('[role="menuitem"]'); + if (firstItem) { firstItem.focus(); } + } + }); +}); + +document.body.addEventListener('keydown', function(ev) { + /* Keyboard navigation for open details-menu elements */ + var openDetails = Array.from(document.querySelectorAll('details.details-menu[open]')); + if (!openDetails.length) { return; } + + if (ev.key === 'Escape') { + openDetails.forEach(function(details) { + details.open = false; + var summary = details.querySelector('summary'); + if (summary) { summary.focus(); } + }); + return; + } + + if (ev.key === 'ArrowDown' || ev.key === 'ArrowUp') { + var focused = document.activeElement; + openDetails.forEach(function(details) { + var items = Array.from(details.querySelectorAll('[role="menuitem"]')); + if (!items.length) { return; } + var idx = items.indexOf(focused); + if (idx === -1) { return; } + ev.preventDefault(); + if (ev.key === 'ArrowDown') { + items[(idx + 1) % items.length].focus(); + } else { + items[(idx - 1 + items.length) % items.length].focus(); + } + }); + } +}); diff --git a/datasette/templates/_codemirror.html b/datasette/templates/_codemirror.html index a17eaf9b..c4629aeb 100644 --- a/datasette/templates/_codemirror.html +++ b/datasette/templates/_codemirror.html @@ -1,14 +1,16 @@ - - - - + diff --git a/datasette/templates/_codemirror_foot.html b/datasette/templates/_codemirror_foot.html index ee09cff1..a624c8a4 100644 --- a/datasette/templates/_codemirror_foot.html +++ b/datasette/templates/_codemirror_foot.html @@ -1,38 +1,42 @@ diff --git a/datasette/templates/_crumbs.html b/datasette/templates/_crumbs.html new file mode 100644 index 00000000..bd1ff0da --- /dev/null +++ b/datasette/templates/_crumbs.html @@ -0,0 +1,15 @@ +{% macro nav(request, database=None, table=None) -%} +{% if crumb_items is defined %} + {% set items=crumb_items(request=request, database=database, table=table) %} + {% if items %} +

+ {% for item in items %} + {{ item.label }} + {% if not loop.last %} + / + {% endif %} + {% endfor %} +

+ {% endif %} +{% endif %} +{%- endmacro %} diff --git a/datasette/templates/_debug_common_functions.html b/datasette/templates/_debug_common_functions.html new file mode 100644 index 00000000..d988a2f3 --- /dev/null +++ b/datasette/templates/_debug_common_functions.html @@ -0,0 +1,50 @@ + diff --git a/datasette/templates/_description_source_license.html b/datasette/templates/_description_source_license.html index a2bc18f2..f852268f 100644 --- a/datasette/templates/_description_source_license.html +++ b/datasette/templates/_description_source_license.html @@ -1,6 +1,6 @@ -{% if metadata.description_html or metadata.description %} +{% if metadata.get("description_html") or metadata.get("description") %}
- {% if metadata.description_html %} + {% if metadata.get("description_html") %} {{ metadata.description_html|safe }} {% else %} {{ metadata.description }} diff --git a/datasette/templates/_execute_write_analysis_scripts.html b/datasette/templates/_execute_write_analysis_scripts.html new file mode 100644 index 00000000..a19bae13 --- /dev/null +++ b/datasette/templates/_execute_write_analysis_scripts.html @@ -0,0 +1,111 @@ + diff --git a/datasette/templates/_execute_write_analysis_styles.html b/datasette/templates/_execute_write_analysis_styles.html new file mode 100644 index 00000000..165cfe9f --- /dev/null +++ b/datasette/templates/_execute_write_analysis_styles.html @@ -0,0 +1,41 @@ + diff --git a/datasette/templates/_facet_results.html b/datasette/templates/_facet_results.html new file mode 100644 index 00000000..034e9678 --- /dev/null +++ b/datasette/templates/_facet_results.html @@ -0,0 +1,28 @@ +
+ {% for facet_info in sorted_facet_results %} +
+

+ {{ facet_info.name }}{% if facet_info.type != "column" %} ({{ facet_info.type }}){% endif %} + {% if facet_info.truncated %}>{% endif %}{{ facet_info.results|length }} + + {% if facet_info.hideable %} + ✖ + {% endif %} +

+
    + {% for facet_value in facet_info.results %} + {% if not facet_value.selected %} +
  • {{ (facet_value.label | string()) or "-" }} {{ "{:,}".format(facet_value.count) }}
    • + {% else %} +
  • {{ facet_value.label or "-" }} · {{ "{:,}".format(facet_value.count) }} ✖
    • + {% endif %} + {% endfor %} + {% if facet_info.truncated %} +
  • {% if request.args._facet_size != "max" -%} + …{% else -%}…{% endif %} +
    • + {% endif %} +
+
+ {% endfor %} +
diff --git a/datasette/templates/_permission_ui_styles.html b/datasette/templates/_permission_ui_styles.html new file mode 100644 index 00000000..53a824f1 --- /dev/null +++ b/datasette/templates/_permission_ui_styles.html @@ -0,0 +1,145 @@ + diff --git a/datasette/templates/_permissions_debug_tabs.html b/datasette/templates/_permissions_debug_tabs.html new file mode 100644 index 00000000..d7203c1e --- /dev/null +++ b/datasette/templates/_permissions_debug_tabs.html @@ -0,0 +1,54 @@ +{% if has_debug_permission %} +{% set query_string = '?' + request.query_string if request.query_string else '' %} + + + + +{% endif %} diff --git a/datasette/templates/_sql_parameter_scripts.html b/datasette/templates/_sql_parameter_scripts.html new file mode 100644 index 00000000..159a141c --- /dev/null +++ b/datasette/templates/_sql_parameter_scripts.html @@ -0,0 +1,293 @@ + diff --git a/datasette/templates/_sql_parameter_styles.html b/datasette/templates/_sql_parameter_styles.html new file mode 100644 index 00000000..bc6838f5 --- /dev/null +++ b/datasette/templates/_sql_parameter_styles.html @@ -0,0 +1,58 @@ + diff --git a/datasette/templates/_sql_parameters.html b/datasette/templates/_sql_parameters.html new file mode 100644 index 00000000..58801d40 --- /dev/null +++ b/datasette/templates/_sql_parameters.html @@ -0,0 +1,9 @@ +
+ {% if parameter_names %} +

Parameters

+ {% for parameter in parameter_names %} + {% set parameter_id = (sql_parameter_id_prefix|default("qp")) ~ loop.index %} +

{% if sql_parameters_allow_expand|default(false) %} {% endif %}

+ {% endfor %} + {% endif %} +
diff --git a/datasette/templates/_suggested_facets.html b/datasette/templates/_suggested_facets.html new file mode 100644 index 00000000..b80208c3 --- /dev/null +++ b/datasette/templates/_suggested_facets.html @@ -0,0 +1,3 @@ +

+ Suggested facets: {% for facet in suggested_facets %}{{ facet.name }}{% if facet.get("type") %} ({{ facet.type }}){% endif %}{% if not loop.last %}, {% endif %}{% endfor %} +

diff --git a/datasette/templates/_table.html b/datasette/templates/_table.html index 5332f831..f47a325f 100644 --- a/datasette/templates/_table.html +++ b/datasette/templates/_table.html @@ -1,10 +1,12 @@ -{% if display_rows %} + +
+{% if display_columns %}
{% for column in display_columns %} -
+ {% if not column.sortable %} {{ column.name }} {% else %} @@ -29,6 +31,7 @@
-{% else %} +{% endif %} +{% if not display_rows %}

0 records

{% endif %} diff --git a/datasette/templates/allow_debug.html b/datasette/templates/allow_debug.html index 0f1b30f0..1ecc92df 100644 --- a/datasette/templates/allow_debug.html +++ b/datasette/templates/allow_debug.html @@ -33,9 +33,12 @@ p.message-warning {

Debug allow rules

+{% set current_tab = "allow_debug" %} +{% include "_permissions_debug_tabs.html" %} +

Use this tool to try out different actor and allow combinations. See Defining permissions with "allow" blocks for documentation.

-
+

diff --git a/datasette/templates/api_explorer.html b/datasette/templates/api_explorer.html new file mode 100644 index 00000000..dc393c20 --- /dev/null +++ b/datasette/templates/api_explorer.html @@ -0,0 +1,208 @@ +{% extends "base.html" %} + +{% block title %}API Explorer{% endblock %} + +{% block extra_head %} + +{% endblock %} + +{% block content %} + +

API Explorer{% if private %} 🔒{% endif %}

+ +

Use this tool to try out the + {% if datasette_version %} + Datasette API. + {% else %} + Datasette API. + {% endif %} +

+
+ GET + +
+ + + +
+ +
+
+ POST +
+
+ + +
+
+ + +
+

+
+
+ + + + + +{% if example_links %} +

API endpoints

+
    + {% for database in example_links %} +
  • Database: {{ database.name }}
    • +
      + {% for link in database.links %} +
    • {{ link.path }} - {{ link.label }}
      • + {% endfor %} + {% for table in database.tables %} +
    • {{ table.name }} +
        + {% for link in table.links %} +
      • {{ link.path }} - {{ link.label }}
        • + {% endfor %} +
      +
      • + {% endfor %} +
    + {% endfor %} +
+{% endif %} + +{% endblock %} diff --git a/datasette/templates/base.html b/datasette/templates/base.html index c3a71acb..e1767deb 100644 --- a/datasette/templates/base.html +++ b/datasette/templates/base.html @@ -1,14 +1,16 @@ - - +{% import "_crumbs.html" as crumbs with context %} + {% block title %}{% endblock %} {% for url in extra_css_urls %} - + {% endfor %} + + {% for url in extra_js_urls %} - + {% endfor %} {%- if alternate_url_json -%} @@ -17,9 +19,9 @@
-
@@ -45,7 +45,7 @@

Header for /database/table/row and Messages

-
+