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Configuration directory mode, closes #731

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Simon Willison 2020-04-27 09:30:24 -07:00 • committed by GitHub
commit 25014ca25e
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8 changed files with 251 additions and 34 deletions
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34
datasette/app.py
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@ -164,16 +164,32 @@ class Datasette:
memory=False,
config=None,
version_note=None,
config_dir=None,
):
immutables = immutables or []
self.files = tuple(files) + tuple(immutables)
self.immutables = set(immutables)
assert config_dir is None or isinstance(
config_dir, Path
), "config_dir= should be a pathlib.Path"
self.files = tuple(files) + tuple(immutables or [])
if config_dir:
self.files += tuple([str(p) for p in config_dir.glob("*.db")])
if (
config_dir
and (config_dir / "inspect-data.json").exists()
and not inspect_data
):
inspect_data = json.load((config_dir / "inspect-data.json").open())
if immutables is None:
immutable_filenames = [i["file"] for i in inspect_data.values()]
immutables = [
f for f in self.files if Path(f).name in immutable_filenames
]
self.inspect_data = inspect_data
self.immutables = set(immutables or [])
if not self.files:
self.files = [MEMORY]
elif memory:
self.files = (MEMORY,) + self.files
self.databases = collections.OrderedDict()
self.inspect_data = inspect_data
for file in self.files:
path = file
is_memory = False
@ -187,12 +203,22 @@ class Datasette:
self.add_database(db.name, db)
self.cache_headers = cache_headers
self.cors = cors
if config_dir and (config_dir / "metadata.json").exists() and not metadata:
metadata = json.load((config_dir / "metadata.json").open())
self._metadata = metadata or {}
self.sqlite_functions = []
self.sqlite_extensions = sqlite_extensions or []
if config_dir and (config_dir / "templates").is_dir() and not template_dir:
template_dir = str((config_dir / "templates").resolve())
self.template_dir = template_dir
if config_dir and (config_dir / "plugins").is_dir() and not plugins_dir:
plugins_dir = str((config_dir / "plugins").resolve())
self.plugins_dir = plugins_dir
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() and not config:
config = json.load((config_dir / "config.json").open())
self._config = dict(DEFAULT_CONFIG, **(config or {}))
self.renderers = {} # File extension -> renderer function
self.version_note = version_note