forked from github/pelican
ca2a426a83
Since PDF Generation is no longer a core feature, these settings are irrelevant. If the `pdf` plugin from pelican-plugins is used, it disregards the `PDF_GENERATOR` setting anyways.
378 lines
14 KiB
Python
378 lines
14 KiB
Python
# -*- coding: utf-8 -*-
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from __future__ import unicode_literals, print_function
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import six
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import copy
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import inspect
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import os
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import locale
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import logging
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try:
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# SourceFileLoader is the recommended way in 3.3+
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from importlib.machinery import SourceFileLoader
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load_source = lambda name, path: SourceFileLoader(name, path).load_module()
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except ImportError:
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# but it does not exist in 3.2-, so fall back to imp
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import imp
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load_source = imp.load_source
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from os.path import isabs
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from pelican.log import LimitFilter
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logger = logging.getLogger(__name__)
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DEFAULT_THEME = os.path.join(os.path.dirname(os.path.abspath(__file__)),
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'themes', 'notmyidea')
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DEFAULT_CONFIG = {
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'PATH': os.curdir,
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'ARTICLE_PATHS': [''],
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'ARTICLE_EXCLUDES': [],
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'PAGE_PATHS': ['pages'],
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'PAGE_EXCLUDES': [],
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'THEME': DEFAULT_THEME,
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'OUTPUT_PATH': 'output',
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'READERS': {},
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'STATIC_PATHS': ['images'],
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'STATIC_EXCLUDES': [],
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'STATIC_EXCLUDE_SOURCES': True,
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'THEME_STATIC_DIR': 'theme',
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'THEME_STATIC_PATHS': ['static', ],
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'FEED_ALL_ATOM': os.path.join('feeds', 'all.atom.xml'),
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'CATEGORY_FEED_ATOM': os.path.join('feeds', '%s.atom.xml'),
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'AUTHOR_FEED_ATOM': os.path.join('feeds', '%s.atom.xml'),
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'AUTHOR_FEED_RSS': os.path.join('feeds', '%s.rss.xml'),
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'TRANSLATION_FEED_ATOM': os.path.join('feeds', 'all-%s.atom.xml'),
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'FEED_MAX_ITEMS': '',
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'SITEURL': '',
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'SITENAME': 'A Pelican Blog',
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'DISPLAY_PAGES_ON_MENU': True,
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'DISPLAY_CATEGORIES_ON_MENU': True,
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'DOCUTILS_SETTINGS': {},
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'OUTPUT_SOURCES': False,
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'OUTPUT_SOURCES_EXTENSION': '.text',
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'USE_FOLDER_AS_CATEGORY': True,
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'DEFAULT_CATEGORY': 'misc',
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'WITH_FUTURE_DATES': True,
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'CSS_FILE': 'main.css',
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'NEWEST_FIRST_ARCHIVES': True,
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'REVERSE_CATEGORY_ORDER': False,
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'DELETE_OUTPUT_DIRECTORY': False,
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'OUTPUT_RETENTION': (),
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'ARTICLE_URL': '{slug}.html',
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'ARTICLE_SAVE_AS': '{slug}.html',
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'ARTICLE_ORDER_BY': 'slug',
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'ARTICLE_LANG_URL': '{slug}-{lang}.html',
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'ARTICLE_LANG_SAVE_AS': '{slug}-{lang}.html',
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'DRAFT_URL': 'drafts/{slug}.html',
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'DRAFT_SAVE_AS': os.path.join('drafts', '{slug}.html'),
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'DRAFT_LANG_URL': 'drafts/{slug}-{lang}.html',
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'DRAFT_LANG_SAVE_AS': os.path.join('drafts', '{slug}-{lang}.html'),
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'PAGE_URL': 'pages/{slug}.html',
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'PAGE_SAVE_AS': os.path.join('pages', '{slug}.html'),
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'PAGE_ORDER_BY': 'basename',
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'PAGE_LANG_URL': 'pages/{slug}-{lang}.html',
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'PAGE_LANG_SAVE_AS': os.path.join('pages', '{slug}-{lang}.html'),
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'STATIC_URL': '{path}',
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'STATIC_SAVE_AS': '{path}',
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'CATEGORY_URL': 'category/{slug}.html',
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'CATEGORY_SAVE_AS': os.path.join('category', '{slug}.html'),
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'TAG_URL': 'tag/{slug}.html',
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'TAG_SAVE_AS': os.path.join('tag', '{slug}.html'),
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'AUTHOR_URL': 'author/{slug}.html',
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'AUTHOR_SAVE_AS': os.path.join('author', '{slug}.html'),
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'PAGINATION_PATTERNS': [
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(0, '{name}{number}{extension}', '{name}{number}{extension}'),
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],
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'YEAR_ARCHIVE_SAVE_AS': '',
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'MONTH_ARCHIVE_SAVE_AS': '',
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'DAY_ARCHIVE_SAVE_AS': '',
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'RELATIVE_URLS': False,
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'DEFAULT_LANG': 'en',
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'TAG_CLOUD_STEPS': 4,
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'TAG_CLOUD_MAX_ITEMS': 100,
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'DIRECT_TEMPLATES': ('index', 'tags', 'categories', 'authors', 'archives'),
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'EXTRA_TEMPLATES_PATHS': [],
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'PAGINATED_DIRECT_TEMPLATES': ('index', ),
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'PELICAN_CLASS': 'pelican.Pelican',
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'DEFAULT_DATE_FORMAT': '%a %d %B %Y',
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'DATE_FORMATS': {},
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'MD_EXTENSIONS': ['codehilite(css_class=highlight)', 'extra'],
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'JINJA_EXTENSIONS': [],
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'JINJA_FILTERS': {},
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'LOG_FILTER': [],
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'LOCALE': [''], # defaults to user locale
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'DEFAULT_PAGINATION': False,
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'DEFAULT_ORPHANS': 0,
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'DEFAULT_METADATA': (),
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'FILENAME_METADATA': '(?P<date>\d{4}-\d{2}-\d{2}).*',
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'PATH_METADATA': '',
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'EXTRA_PATH_METADATA': {},
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'DEFAULT_STATUS': 'published',
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'ARTICLE_PERMALINK_STRUCTURE': '',
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'TYPOGRIFY': False,
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'TYPOGRIFY_IGNORE_TAGS': [],
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'SUMMARY_MAX_LENGTH': 50,
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'PLUGIN_PATHS': [],
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'PLUGINS': [],
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'PYGMENTS_RST_OPTIONS': {},
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'TEMPLATE_PAGES': {},
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'IGNORE_FILES': ['.#*'],
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'SLUG_SUBSTITUTIONS': (),
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'INTRASITE_LINK_REGEX': '[{|](?P<what>.*?)[|}]',
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'SLUGIFY_SOURCE': 'title',
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'CACHE_CONTENT': True,
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'CONTENT_CACHING_LAYER': 'reader',
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'CACHE_PATH': 'cache',
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'GZIP_CACHE': True,
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'CHECK_MODIFIED_METHOD': 'mtime',
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'LOAD_CONTENT_CACHE': True,
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'AUTORELOAD_IGNORE_CACHE': False,
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'WRITE_SELECTED': [],
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}
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PYGMENTS_RST_OPTIONS = None
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def read_settings(path=None, override=None):
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if path:
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local_settings = get_settings_from_file(path)
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# Make the paths relative to the settings file
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for p in ['PATH', 'OUTPUT_PATH', 'THEME', 'CACHE_PATH']:
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if p in local_settings and local_settings[p] is not None \
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and not isabs(local_settings[p]):
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absp = os.path.abspath(os.path.normpath(os.path.join(
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os.path.dirname(path), local_settings[p])))
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if p not in ('THEME') or os.path.exists(absp):
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local_settings[p] = absp
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if 'PLUGIN_PATH' in local_settings:
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logger.warning('PLUGIN_PATH setting has been replaced by '
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'PLUGIN_PATHS, moving it to the new setting name.')
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local_settings['PLUGIN_PATHS'] = local_settings['PLUGIN_PATH']
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del local_settings['PLUGIN_PATH']
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if isinstance(local_settings['PLUGIN_PATHS'], six.string_types):
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logger.warning("Defining PLUGIN_PATHS setting as string "
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"has been deprecated (should be a list)")
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local_settings['PLUGIN_PATHS'] = [local_settings['PLUGIN_PATHS']]
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elif local_settings['PLUGIN_PATHS'] is not None:
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local_settings['PLUGIN_PATHS'] = [os.path.abspath(os.path.normpath(os.path.join(os.path.dirname(path), pluginpath)))
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if not isabs(pluginpath) else pluginpath for pluginpath in local_settings['PLUGIN_PATHS']]
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else:
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local_settings = copy.deepcopy(DEFAULT_CONFIG)
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if override:
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local_settings.update(override)
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parsed_settings = configure_settings(local_settings)
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# This is because there doesn't seem to be a way to pass extra
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# parameters to docutils directive handlers, so we have to have a
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# variable here that we'll import from within Pygments.run (see
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# rstdirectives.py) to see what the user defaults were.
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global PYGMENTS_RST_OPTIONS
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PYGMENTS_RST_OPTIONS = parsed_settings.get('PYGMENTS_RST_OPTIONS', None)
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return parsed_settings
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def get_settings_from_module(module=None, default_settings=DEFAULT_CONFIG):
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"""Loads settings from a module, returns a dictionary."""
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context = copy.deepcopy(default_settings)
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if module is not None:
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context.update(
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(k, v) for k, v in inspect.getmembers(module) if k.isupper())
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return context
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def get_settings_from_file(path, default_settings=DEFAULT_CONFIG):
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"""Loads settings from a file path, returning a dict."""
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name, ext = os.path.splitext(os.path.basename(path))
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module = load_source(name, path)
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return get_settings_from_module(module, default_settings=default_settings)
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def configure_settings(settings):
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"""Provide optimizations, error checking, and warnings for the given
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settings.
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Also, specify the log messages to be ignored.
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"""
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if not 'PATH' in settings or not os.path.isdir(settings['PATH']):
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raise Exception('You need to specify a path containing the content'
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' (see pelican --help for more information)')
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# specify the log messages to be ignored
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LimitFilter._ignore.update(set(settings.get('LOG_FILTER',
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DEFAULT_CONFIG['LOG_FILTER'])))
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# lookup the theme in "pelican/themes" if the given one doesn't exist
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if not os.path.isdir(settings['THEME']):
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theme_path = os.path.join(
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os.path.dirname(os.path.abspath(__file__)),
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'themes',
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settings['THEME'])
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if os.path.exists(theme_path):
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settings['THEME'] = theme_path
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else:
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raise Exception("Could not find the theme %s"
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% settings['THEME'])
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# make paths selected for writing absolute if necessary
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settings['WRITE_SELECTED'] = [
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os.path.abspath(path) for path in
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settings.get('WRITE_SELECTED', DEFAULT_CONFIG['WRITE_SELECTED'])
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]
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# standardize strings to lowercase strings
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for key in [
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'DEFAULT_LANG',
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]:
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if key in settings:
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settings[key] = settings[key].lower()
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# standardize strings to lists
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for key in [
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'LOCALE',
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]:
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if key in settings and isinstance(settings[key], six.string_types):
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settings[key] = [settings[key]]
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# check settings that must be a particular type
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for key, types in [
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('OUTPUT_SOURCES_EXTENSION', six.string_types),
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('FILENAME_METADATA', six.string_types),
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]:
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if key in settings and not isinstance(settings[key], types):
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value = settings.pop(key)
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logger.warn('Detected misconfigured %s (%s), '
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'falling back to the default (%s)',
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key, value, DEFAULT_CONFIG[key])
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# try to set the different locales, fallback on the default.
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locales = settings.get('LOCALE', DEFAULT_CONFIG['LOCALE'])
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for locale_ in locales:
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try:
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locale.setlocale(locale.LC_ALL, str(locale_))
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break # break if it is successful
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except locale.Error:
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pass
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else:
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logger.warning("LOCALE option doesn't contain a correct value")
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if ('SITEURL' in settings):
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# If SITEURL has a trailing slash, remove it and provide a warning
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siteurl = settings['SITEURL']
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if (siteurl.endswith('/')):
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settings['SITEURL'] = siteurl[:-1]
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logger.warning("Removed extraneous trailing slash from SITEURL.")
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# If SITEURL is defined but FEED_DOMAIN isn't,
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# set FEED_DOMAIN to SITEURL
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if not 'FEED_DOMAIN' in settings:
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settings['FEED_DOMAIN'] = settings['SITEURL']
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# check content caching layer and warn of incompatibilities
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if (settings.get('CACHE_CONTENT', False) and
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settings.get('CONTENT_CACHING_LAYER', '') == 'generator' and
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settings.get('WITH_FUTURE_DATES', DEFAULT_CONFIG['WITH_FUTURE_DATES'])):
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logger.warning('WITH_FUTURE_DATES conflicts with '
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"CONTENT_CACHING_LAYER set to 'generator', "
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"use 'reader' layer instead")
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# Warn if feeds are generated with both SITEURL & FEED_DOMAIN undefined
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feed_keys = [
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'FEED_ATOM', 'FEED_RSS',
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'FEED_ALL_ATOM', 'FEED_ALL_RSS',
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'CATEGORY_FEED_ATOM', 'CATEGORY_FEED_RSS',
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'AUTHOR_FEED_ATOM', 'AUTHOR_FEED_RSS',
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'TAG_FEED_ATOM', 'TAG_FEED_RSS',
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'TRANSLATION_FEED_ATOM', 'TRANSLATION_FEED_RSS',
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]
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if any(settings.get(k) for k in feed_keys):
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if not settings.get('SITEURL'):
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logger.warning('Feeds generated without SITEURL set properly may'
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' not be valid')
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if not 'TIMEZONE' in settings:
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logger.warning(
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'No timezone information specified in the settings. Assuming'
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' your timezone is UTC for feed generation. Check '
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'http://docs.getpelican.com/en/latest/settings.html#timezone '
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'for more information')
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# fix up pagination rules
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from pelican.paginator import PaginationRule
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pagination_rules = [
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PaginationRule(*r) for r in settings.get(
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'PAGINATION_PATTERNS',
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DEFAULT_CONFIG['PAGINATION_PATTERNS'],
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)
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]
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settings['PAGINATION_PATTERNS'] = sorted(
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pagination_rules,
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key=lambda r: r[0],
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)
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# move {ARTICLE,PAGE}_DIR -> {ARTICLE,PAGE}_PATHS
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for key in ['ARTICLE', 'PAGE']:
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old_key = key + '_DIR'
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new_key = key + '_PATHS'
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if old_key in settings:
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logger.warning('Deprecated setting %s, moving it to %s list',
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old_key, new_key)
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settings[new_key] = [settings[old_key]] # also make a list
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del settings[old_key]
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# Save people from accidentally setting a string rather than a list
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path_keys = (
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'ARTICLE_EXCLUDES',
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'DEFAULT_METADATA',
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'DIRECT_TEMPLATES',
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'EXTRA_TEMPLATES_PATHS',
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'FILES_TO_COPY',
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'IGNORE_FILES',
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'JINJA_EXTENSIONS',
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'PAGINATED_DIRECT_TEMPLATES',
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'PLUGINS',
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'STATIC_EXCLUDES',
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'STATIC_PATHS',
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'THEME_STATIC_PATHS',
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'ARTICLE_PATHS',
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'PAGE_PATHS',
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)
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for PATH_KEY in filter(lambda k: k in settings, path_keys):
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if isinstance(settings[PATH_KEY], six.string_types):
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logger.warning("Detected misconfiguration with %s setting "
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"(must be a list), falling back to the default",
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PATH_KEY)
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settings[PATH_KEY] = DEFAULT_CONFIG[PATH_KEY]
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# Add {PAGE,ARTICLE}_PATHS to {ARTICLE,PAGE}_EXCLUDES
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mutually_exclusive = ('ARTICLE', 'PAGE')
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for type_1, type_2 in [mutually_exclusive, mutually_exclusive[::-1]]:
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try:
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includes = settings[type_1 + '_PATHS']
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excludes = settings[type_2 + '_EXCLUDES']
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for path in includes:
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if path not in excludes:
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excludes.append(path)
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except KeyError:
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continue # setting not specified, nothing to do
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for old, new, doc in [
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('LESS_GENERATOR', 'the Webassets plugin', None),
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('FILES_TO_COPY', 'STATIC_PATHS and EXTRA_PATH_METADATA',
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'https://github.com/getpelican/pelican/blob/master/docs/settings.rst#path-metadata'),
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]:
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if old in settings:
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message = 'The {} setting has been removed in favor of {}'.format(
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old, new)
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if doc:
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message += ', see {} for details'.format(doc)
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logger.warning(message)
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return settings
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