class Sphinx(object): """The main application class and extensibility interface. :ivar srcdir: Directory containing source. :ivar confdir: Directory containing ``conf.py``. :ivar doctreedir: Directory for storing pickled doctrees. :ivar outdir: Directory for storing build documents. """ def __init__(self, srcdir, confdir, outdir, doctreedir, buildername, confoverrides=None, status=sys.stdout, warning=sys.stderr, freshenv=False, warningiserror=False, tags=None, verbosity=0, parallel=0): # type: (unicode, unicode, unicode, unicode, unicode, Dict, IO, IO, bool, bool, List[unicode], int, int) -> None # NOQA self.verbosity = verbosity self.extensions = {} # type: Dict[unicode, Extension] self._setting_up_extension = ['?'] # type: List[unicode] self.builder = None # type: Builder self.env = None # type: BuildEnvironment self.registry = SphinxComponentRegistry() self.enumerable_nodes = {} # type: Dict[nodes.Node, Tuple[unicode, Callable]] # NOQA self.html_themes = {} # type: Dict[unicode, unicode] # validate provided directories self.srcdir = abspath(srcdir) self.outdir = abspath(outdir) self.doctreedir = abspath(doctreedir) self.confdir = confdir if self.confdir: # confdir is optional self.confdir = abspath(self.confdir) if not path.isfile(path.join(self.confdir, 'conf.py')): raise ApplicationError("config directory doesn't contain a " "conf.py file (%s)" % confdir) if not path.isdir(self.srcdir): raise ApplicationError('Cannot find source directory (%s)' % self.srcdir) if self.srcdir == self.outdir: raise ApplicationError('Source directory and destination ' 'directory cannot be identical') self.parallel = parallel if status is None: self._status = cStringIO() # type: IO self.quiet = True else: self._status = status self.quiet = False if warning is None: self._warning = cStringIO() # type: IO else: self._warning = warning self._warncount = 0 self.warningiserror = warningiserror logging.setup(self, self._status, self._warning) self.events = EventManager() # keep last few messages for traceback # This will be filled by sphinx.util.logging.LastMessagesWriter self.messagelog = deque(maxlen=10) # type: deque # say hello to the world logger.info(bold('Running Sphinx v%s' % sphinx.__display_version__)) # status code for command-line application self.statuscode = 0 # read config self.tags = Tags(tags) self.config = Config(confdir, CONFIG_FILENAME, confoverrides or {}, self.tags) self.config.check_unicode() # defer checking types until i18n has been initialized # initialize some limited config variables before initialize i18n and loading # extensions self.config.pre_init_values() # set up translation infrastructure self._init_i18n() # check the Sphinx version if requested if self.config.needs_sphinx and self.config.needs_sphinx > sphinx.__display_version__: raise VersionRequirementError( __('This project needs at least Sphinx v%s and therefore cannot ' 'be built with this version.') % self.config.needs_sphinx) # set confdir to srcdir if -C given (!= no confdir); a few pieces # of code expect a confdir to be set if self.confdir is None: self.confdir = self.srcdir # load all built-in extension modules for extension in builtin_extensions: self.setup_extension(extension) # load all user-given extension modules for extension in self.config.extensions: self.setup_extension(extension) # preload builder module (before init config values) self.preload_builder(buildername) if not path.isdir(outdir): logger.info('making output directory...') ensuredir(outdir) # the config file itself can be an extension if self.config.setup: self._setting_up_extension = ['conf.py'] if callable(self.config.setup): self.config.setup(self) else: raise ConfigError( __("'setup' as currently defined in conf.py isn't a Python callable. " "Please modify its definition to make it a callable function. This is " "needed for conf.py to behave as a Sphinx extension.") ) # now that we know all config values, collect them from conf.py self.config.init_values() self.emit('config-inited', self.config) # check primary_domain if requested primary_domain = self.config.primary_domain if primary_domain and not self.registry.has_domain(primary_domain): logger.warning(__('primary_domain %r not found, ignored.'), primary_domain) # create the builder self.builder = self.create_builder(buildername) # check all configuration values for permissible types self.config.check_types() # set up the build environment self._init_env(freshenv) # set up the builder self._init_builder() # set up the enumerable nodes self._init_enumerable_nodes() def _init_i18n(self): # type: () -> None """Load translated strings from the configured localedirs if enabled in the configuration. """ if self.config.language is not None: logger.info(bold('loading translations [%s]... ' % self.config.language), nonl=True) user_locale_dirs = [ path.join(self.srcdir, x) for x in self.config.locale_dirs] # compile mo files if sphinx.po file in user locale directories are updated for catinfo in find_catalog_source_files( user_locale_dirs, self.config.language, domains=['sphinx'], charset=self.config.source_encoding): catinfo.write_mo(self.config.language) locale_dirs = [None, path.join(package_dir, 'locale')] + user_locale_dirs # type: ignore # NOQA else: locale_dirs = [] self.translator, has_translation = locale.init(locale_dirs, self.config.language) if self.config.language is not None: if has_translation or self.config.language == 'en': # "en" never needs to be translated logger.info(__('done')) else: logger.info('not available for built-in messages') def _init_env(self, freshenv): # type: (bool) -> None filename = path.join(self.doctreedir, ENV_PICKLE_FILENAME) if freshenv or not os.path.exists(filename): self.env = BuildEnvironment(self) self.env.find_files(self.config, self.builder) for domain in self.registry.create_domains(self.env): self.env.domains[domain.name] = domain else: try: logger.info(bold(__('loading pickled environment... ')), nonl=True) self.env = BuildEnvironment.frompickle(filename, self) needed, reason = self.env.need_refresh(self) if needed: raise IOError(reason) self.env.domains = {} for domain in self.registry.create_domains(self.env): # this can raise if the data version doesn't fit self.env.domains[domain.name] = domain logger.info(__('done')) except Exception as err: logger.info(__('failed: %s'), err) self._init_env(freshenv=True) def preload_builder(self, name): # type: (unicode) -> None self.registry.preload_builder(self, name) def create_builder(self, name): # type: (unicode) -> Builder if name is None: logger.info(__('No builder selected, using default: html')) name = 'html' return self.registry.create_builder(self, name) def _init_builder(self): # type: () -> None self.builder.set_environment(self.env) self.builder.init() self.emit('builder-inited') def _init_enumerable_nodes(self): # type: () -> None for node, settings in iteritems(self.enumerable_nodes): self.env.get_domain('std').enumerable_nodes[node] = settings # type: ignore # ---- main "build" method ------------------------------------------------- def build(self, force_all=False, filenames=None): # type: (bool, List[unicode]) -> None try: if force_all: self.builder.compile_all_catalogs() self.builder.build_all() elif filenames: self.builder.compile_specific_catalogs(filenames) self.builder.build_specific(filenames) else: self.builder.compile_update_catalogs() self.builder.build_update() status = (self.statuscode == 0 and __('succeeded') or __('finished with problems')) if self._warncount: logger.info(bold(__('build %s, %s warning.', 'build %s, %s warnings.', self._warncount) % (status, self._warncount))) else: logger.info(bold(__('build %s.') % status)) if self.statuscode == 0 and self.builder.epilog: logger.info('') logger.info(self.builder.epilog % { 'outdir': path.relpath(self.outdir), 'project': self.config.project }) except Exception as err: # delete the saved env to force a fresh build next time envfile = path.join(self.doctreedir, ENV_PICKLE_FILENAME) if path.isfile(envfile): os.unlink(envfile) self.emit('build-finished', err) raise else: self.emit('build-finished', None) self.builder.cleanup() # ---- logging handling ---------------------------------------------------- def warn(self, message, location=None, type=None, subtype=None): # type: (unicode, unicode, unicode, unicode) -> None """Emit a warning. If *location* is given, it should either be a tuple of (*docname*, *lineno*) or a string describing the location of the warning as well as possible. *type* and *subtype* are used to suppress warnings with :confval:`suppress_warnings`. .. deprecated:: 1.6 Use :mod:`sphinx.util.logging` instead. """ warnings.warn('app.warning() is now deprecated. Use sphinx.util.logging instead.', RemovedInSphinx20Warning) logger.warning(message, type=type, subtype=subtype, location=location) def info(self, message='', nonl=False): # type: (unicode, bool) -> None """Emit an informational message. If *nonl* is true, don't emit a newline at the end (which implies that more info output will follow soon.) .. deprecated:: 1.6 Use :mod:`sphinx.util.logging` instead. """ warnings.warn('app.info() is now deprecated. Use sphinx.util.logging instead.', RemovedInSphinx20Warning) logger.info(message, nonl=nonl) def verbose(self, message, *args, **kwargs): # type: (unicode, Any, Any) -> None """Emit a verbose informational message. .. deprecated:: 1.6 Use :mod:`sphinx.util.logging` instead. """ warnings.warn('app.verbose() is now deprecated. Use sphinx.util.logging instead.', RemovedInSphinx20Warning) logger.verbose(message, *args, **kwargs) def debug(self, message, *args, **kwargs): # type: (unicode, Any, Any) -> None """Emit a debug-level informational message. .. deprecated:: 1.6 Use :mod:`sphinx.util.logging` instead. """ warnings.warn('app.debug() is now deprecated. Use sphinx.util.logging instead.', RemovedInSphinx20Warning) logger.debug(message, *args, **kwargs) def debug2(self, message, *args, **kwargs): # type: (unicode, Any, Any) -> None """Emit a lowlevel debug-level informational message. .. deprecated:: 1.6 Use :mod:`sphinx.util.logging` instead. """ warnings.warn('app.debug2() is now deprecated. Use debug() instead.', RemovedInSphinx20Warning) logger.debug(message, *args, **kwargs) # ---- general extensibility interface ------------------------------------- def setup_extension(self, extname): # type: (unicode) -> None """Import and setup a Sphinx extension module. Load the extension given by the module *name*. Use this if your extension needs the features provided by another extension. No-op if called twice. """ logger.debug('[app] setting up extension: %r', extname) self.registry.load_extension(self, extname) def require_sphinx(self, version): # type: (unicode) -> None """Check the Sphinx version if requested. Compare *version* (which must be a ``major.minor`` version string, e.g. ``'1.1'``) with the version of the running Sphinx, and abort the build when it is too old. .. versionadded:: 1.0 """ if version > sphinx.__display_version__[:3]: raise VersionRequirementError(version) def import_object(self, objname, source=None): # type: (str, unicode) -> Any """Import an object from a ``module.name`` string. .. deprecated:: 1.8 Use ``sphinx.util.import_object()`` instead. """ warnings.warn('app.import_object() is deprecated. ' 'Use sphinx.util.add_object_type() instead.', RemovedInSphinx30Warning) return import_object(objname, source=None) # event interface def connect(self, event, callback): # type: (unicode, Callable) -> int """Register *callback* to be called when *event* is emitted. For details on available core events and the arguments of callback functions, please see :ref:`events`. The method returns a "listener ID" that can be used as an argument to :meth:`disconnect`. """ listener_id = self.events.connect(event, callback) logger.debug('[app] connecting event %r: %r [id=%s]', event, callback, listener_id) return listener_id def disconnect(self, listener_id): # type: (int) -> None """Unregister callback by *listener_id*.""" logger.debug('[app] disconnecting event: [id=%s]', listener_id) self.events.disconnect(listener_id) def emit(self, event, *args): # type: (unicode, Any) -> List """Emit *event* and pass *arguments* to the callback functions. Return the return values of all callbacks as a list. Do not emit core Sphinx events in extensions! """ try: logger.debug('[app] emitting event: %r%s', event, repr(args)[:100]) except Exception: # not every object likes to be repr()'d (think # random stuff coming via autodoc) pass return self.events.emit(event, self, *args) def emit_firstresult(self, event, *args): # type: (unicode, Any) -> Any """Emit *event* and pass *arguments* to the callback functions. Return the result of the first callback that doesn't return ``None``. .. versionadded:: 0.5 """ return self.events.emit_firstresult(event, self, *args) # registering addon parts def add_builder(self, builder): # type: (Type[Builder]) -> None """Register a new builder. *builder* must be a class that inherits from :class:`~sphinx.builders.Builder`. """ self.registry.add_builder(builder) # TODO(stephenfin): Describe 'types' parameter def add_config_value(self, name, default, rebuild, types=()): # type: (unicode, Any, Union[bool, unicode], Any) -> None """Register a configuration value. This is necessary for Sphinx to recognize new values and set default values accordingly. The *name* should be prefixed with the extension name, to avoid clashes. The *default* value can be any Python object. The string value *rebuild* must be one of those values: * ``'env'`` if a change in the setting only takes effect when a document is parsed -- this means that the whole environment must be rebuilt. * ``'html'`` if a change in the setting needs a full rebuild of HTML documents. * ``''`` if a change in the setting will not need any special rebuild. .. versionchanged:: 0.6 Changed *rebuild* from a simple boolean (equivalent to ``''`` or ``'env'``) to a string. However, booleans are still accepted and converted internally. .. versionchanged:: 0.4 If the *default* value is a callable, it will be called with the config object as its argument in order to get the default value. This can be used to implement config values whose default depends on other values. """ logger.debug('[app] adding config value: %r', (name, default, rebuild) + ((types,) if types else ())) # type: ignore if name in self.config: raise ExtensionError(__('Config value %r already present') % name) if rebuild in (False, True): rebuild = rebuild and 'env' or '' self.config.add(name, default, rebuild, types) def add_event(self, name): # type: (unicode) -> None """Register an event called *name*. This is needed to be able to emit it. """ logger.debug('[app] adding event: %r', name) self.events.add(name) def set_translator(self, name, translator_class): # type: (unicode, Type[nodes.NodeVisitor]) -> None """Register or override a Docutils translator class. This is used to register a custom output translator or to replace a builtin translator. This allows extensions to use custom translator and define custom nodes for the translator (see :meth:`add_node`). .. versionadded:: 1.3 """ self.registry.add_translator(name, translator_class) def add_node(self, node, **kwds): # type: (nodes.Node, Any) -> None """Register a Docutils node class. This is necessary for Docutils internals. It may also be used in the future to validate nodes in the parsed documents. Node visitor functions for the Sphinx HTML, LaTeX, text and manpage writers can be given as keyword arguments: the keyword should be one or more of ``'html'``, ``'latex'``, ``'text'``, ``'man'``, ``'texinfo'`` or any other supported translators, the value a 2-tuple of ``(visit, depart)`` methods. ``depart`` can be ``None`` if the ``visit`` function raises :exc:`docutils.nodes.SkipNode`. Example: .. code-block:: python class math(docutils.nodes.Element): pass def visit_math_html(self, node): self.body.append(self.starttag(node, 'math')) def depart_math_html(self, node): self.body.append('</math>') app.add_node(math, html=(visit_math_html, depart_math_html)) Obviously, translators for which you don't specify visitor methods will choke on the node when encountered in a document to translate. .. versionchanged:: 0.5 Added the support for keyword arguments giving visit functions. """ logger.debug('[app] adding node: %r', (node, kwds)) if not kwds.pop('override', False) and \ hasattr(nodes.GenericNodeVisitor, 'visit_' + node.__name__): logger.warning(__('while setting up extension %s: node class %r is ' 'already registered, its visitors will be overridden'), self._setting_up_extension, node.__name__, type='app', subtype='add_node') nodes._add_node_class_names([node.__name__]) for key, val in iteritems(kwds): try: visit, depart = val except ValueError: raise ExtensionError(__('Value for key %r must be a ' '(visit, depart) function tuple') % key) translator = self.registry.translators.get(key) translators = [] if translator is not None: translators.append(translator) elif key == 'html': from sphinx.writers.html import HTMLTranslator translators.append(HTMLTranslator) if is_html5_writer_available(): from sphinx.writers.html5 import HTML5Translator translators.append(HTML5Translator) elif key == 'latex': from sphinx.writers.latex import LaTeXTranslator translators.append(LaTeXTranslator) elif key == 'text': from sphinx.writers.text import TextTranslator translators.append(TextTranslator) elif key == 'man': from sphinx.writers.manpage import ManualPageTranslator translators.append(ManualPageTranslator) elif key == 'texinfo': from sphinx.writers.texinfo import TexinfoTranslator translators.append(TexinfoTranslator) for translator in translators: setattr(translator, 'visit_' + node.__name__, visit) if depart: setattr(translator, 'depart_' + node.__name__, depart) def add_enumerable_node(self, node, figtype, title_getter=None, **kwds): # type: (nodes.Node, unicode, Callable, Any) -> None """Register a Docutils node class as a numfig target. Sphinx numbers the node automatically. And then the users can refer it using :rst:role:`numref`. *figtype* is a type of enumerable nodes. Each figtypes have individual numbering sequences. As a system figtypes, ``figure``, ``table`` and ``code-block`` are defined. It is able to add custom nodes to these default figtypes. It is also able to define new custom figtype if new figtype is given. *title_getter* is a getter function to obtain the title of node. It takes an instance of the enumerable node, and it must return its title as string. The title is used to the default title of references for :rst:role:`ref`. By default, Sphinx searches ``docutils.nodes.caption`` or ``docutils.nodes.title`` from the node as a title. Other keyword arguments are used for node visitor functions. See the :meth:`Sphinx.add_node` for details. .. versionadded:: 1.4 """ self.enumerable_nodes[node] = (figtype, title_getter) self.add_node(node, **kwds) def add_directive(self, name, obj, content=None, arguments=None, **options): # type: (unicode, Any, bool, Tuple[int, int, bool], Any) -> None """Register a Docutils directive. *name* must be the prospective directive name. There are two possible ways to write a directive: - In the docutils 0.4 style, *obj* is the directive function. *content*, *arguments* and *options* are set as attributes on the function and determine whether the directive has content, arguments and options, respectively. **This style is deprecated.** - In the docutils 0.5 style, *directiveclass* is the directive class. It must already have attributes named *has_content*, *required_arguments*, *optional_arguments*, *final_argument_whitespace* and *option_spec* that correspond to the options for the function way. See `the Docutils docs <http://docutils.sourceforge.net/docs/howto/rst-directives.html>`_ for details. The directive class must inherit from the class ``docutils.parsers.rst.Directive``. For example, the (already existing) :rst:dir:`literalinclude` directive would be added like this: .. code-block:: python from docutils.parsers.rst import directives add_directive('literalinclude', literalinclude_directive, content = 0, arguments = (1, 0, 0), linenos = directives.flag, language = directives.unchanged, encoding = directives.encoding) .. versionchanged:: 0.6 Docutils 0.5-style directive classes are now supported. .. deprecated:: 1.8 Docutils 0.4-style (function based) directives support is deprecated. """ logger.debug('[app] adding directive: %r', (name, obj, content, arguments, options)) if name in directives._directives: logger.warning(__('while setting up extension %s: directive %r is ' 'already registered, it will be overridden'), self._setting_up_extension[-1], name, type='app', subtype='add_directive') directive = directive_helper(obj, content, arguments, **options) directives.register_directive(name, directive) if not issubclass(obj, Directive): warnings.warn('function based directive support is now deprecated. ' 'Use class based directive instead.', RemovedInSphinx30Warning) def add_role(self, name, role): # type: (unicode, Any) -> None """Register a Docutils role. *name* must be the role name that occurs in the source, *role* the role function. Refer to the `Docutils documentation <http://docutils.sourceforge.net/docs/howto/rst-roles.html>`_ for more information. """ logger.debug('[app] adding role: %r', (name, role)) if name in roles._roles: logger.warning(__('while setting up extension %s: role %r is ' 'already registered, it will be overridden'), self._setting_up_extension[-1], name, type='app', subtype='add_role') roles.register_local_role(name, role) def add_generic_role(self, name, nodeclass): # type: (unicode, Any) -> None """Register a generic Docutils role. Register a Docutils role that does nothing but wrap its contents in the node given by *nodeclass*. .. versionadded:: 0.6 """ # Don't use ``roles.register_generic_role`` because it uses # ``register_canonical_role``. logger.debug('[app] adding generic role: %r', (name, nodeclass)) if name in roles._roles: logger.warning(__('while setting up extension %s: role %r is ' 'already registered, it will be overridden'), self._setting_up_extension[-1], name, type='app', subtype='add_generic_role') role = roles.GenericRole(name, nodeclass) roles.register_local_role(name, role) def add_domain(self, domain): # type: (Type[Domain]) -> None """Register a domain. Make the given *domain* (which must be a class; more precisely, a subclass of :class:`~sphinx.domains.Domain`) known to Sphinx. .. versionadded:: 1.0 """ self.registry.add_domain(domain) def override_domain(self, domain): # type: (Type[Domain]) -> None """Override a registered domain. Make the given *domain* class known to Sphinx, assuming that there is already a domain with its ``.name``. The new domain must be a subclass of the existing one. .. versionadded:: 1.0 """ self.registry.override_domain(domain) def add_directive_to_domain(self, domain, name, obj, has_content=None, argument_spec=None, **option_spec): # type: (unicode, unicode, Any, bool, Any, Any) -> None """Register a Docutils directive in a domain. Like :meth:`add_directive`, but the directive is added to the domain named *domain*. .. versionadded:: 1.0 """ self.registry.add_directive_to_domain(domain, name, obj, has_content, argument_spec, **option_spec) def add_role_to_domain(self, domain, name, role): # type: (unicode, unicode, Union[RoleFunction, XRefRole]) -> None """Register a Docutils role in a domain. Like :meth:`add_role`, but the role is added to the domain named *domain*. .. versionadded:: 1.0 """ self.registry.add_role_to_domain(domain, name, role) def add_index_to_domain(self, domain, index): # type: (unicode, Type[Index]) -> None """Register a custom index for a domain. Add a custom *index* class to the domain named *domain*. *index* must be a subclass of :class:`~sphinx.domains.Index`. .. versionadded:: 1.0 """ self.registry.add_index_to_domain(domain, index) def add_object_type(self, directivename, rolename, indextemplate='', parse_node=None, ref_nodeclass=None, objname='', doc_field_types=[]): # type: (unicode, unicode, unicode, Callable, nodes.Node, unicode, List) -> None """Register a new object type. This method is a very convenient way to add a new :term:`object` type that can be cross-referenced. It will do this: - Create a new directive (called *directivename*) for documenting an object. It will automatically add index entries if *indextemplate* is nonempty; if given, it must contain exactly one instance of ``%s``. See the example below for how the template will be interpreted. * Create a new role (called *rolename*) to cross-reference to these object descriptions. - If you provide *parse_node*, it must be a function that takes a string and a docutils node, and it must populate the node with children parsed from the string. It must then return the name of the item to be used in cross-referencing and index entries. See the :file:`conf.py` file in the source for this documentation for an example. - The *objname* (if not given, will default to *directivename*) names the type of object. It is used when listing objects, e.g. in search results. For example, if you have this call in a custom Sphinx extension:: app.add_object_type('directive', 'dir', 'pair: %s; directive') you can use this markup in your documents:: .. rst:directive:: function Document a function. <...> See also the :rst:dir:`function` directive. For the directive, an index entry will be generated as if you had prepended :: .. index:: pair: function; directive The reference node will be of class ``literal`` (so it will be rendered in a proportional font, as appropriate for code) unless you give the *ref_nodeclass* argument, which must be a docutils node class. Most useful are ``docutils.nodes.emphasis`` or ``docutils.nodes.strong`` -- you can also use ``docutils.nodes.generated`` if you want no further text decoration. If the text should be treated as literal (e.g. no smart quote replacement), but not have typewriter styling, use ``sphinx.addnodes.literal_emphasis`` or ``sphinx.addnodes.literal_strong``. For the role content, you have the same syntactical possibilities as for standard Sphinx roles (see :ref:`xref-syntax`). This method is also available under the deprecated alias :meth:`add_description_unit`. """ self.registry.add_object_type(directivename, rolename, indextemplate, parse_node, ref_nodeclass, objname, doc_field_types) def add_description_unit(self, directivename, rolename, indextemplate='', parse_node=None, ref_nodeclass=None, objname='', doc_field_types=[]): # type: (unicode, unicode, unicode, Callable, nodes.Node, unicode, List) -> None """Deprecated alias for :meth:`add_object_type`. .. deprecated:: 1.6 Use :meth:`add_object_type` instead. """ warnings.warn('app.add_description_unit() is now deprecated. ' 'Use app.add_object_type() instead.', RemovedInSphinx20Warning) self.add_object_type(directivename, rolename, indextemplate, parse_node, ref_nodeclass, objname, doc_field_types) def add_crossref_type(self, directivename, rolename, indextemplate='', ref_nodeclass=None, objname=''): # type: (unicode, unicode, unicode, nodes.Node, unicode) -> None """Register a new crossref object type. This method is very similar to :meth:`add_object_type` except that the directive it generates must be empty, and will produce no output. That means that you can add semantic targets to your sources, and refer to them using custom roles instead of generic ones (like :rst:role:`ref`). Example call:: app.add_crossref_type('topic', 'topic', 'single: %s', docutils.nodes.emphasis) Example usage:: .. topic:: application API The application API ------------------- Some random text here. See also :topic:`this section <application API>`. (Of course, the element following the ``topic`` directive needn't be a section.) """ self.registry.add_crossref_type(directivename, rolename, indextemplate, ref_nodeclass, objname) def add_transform(self, transform): # type: (Type[Transform]) -> None """Register a Docutils transform to be applied after parsing. Add the standard docutils :class:`Transform` subclass *transform* to the list of transforms that are applied after Sphinx parses a reST document. """ self.registry.add_transform(transform) def add_post_transform(self, transform): # type: (Type[Transform]) -> None """Register a Docutils transform to be applied before writing. Add the standard docutils :class:`Transform` subclass *transform* to the list of transforms that are applied before Sphinx writes a document. """ self.registry.add_post_transform(transform) def add_javascript(self, filename): # type: (unicode) -> None """Register a JavaScript file to include in the HTML output. Add *filename* to the list of JavaScript files that the default HTML template will include. The filename must be relative to the HTML static path, see :confval:`the docs for the config value <html_static_path>`. A full URI with scheme, like ``http://example.org/foo.js``, is also supported. .. versionadded:: 0.5 """ logger.debug('[app] adding javascript: %r', filename) from sphinx.builders.html import StandaloneHTMLBuilder if '://' in filename: StandaloneHTMLBuilder.script_files.append(filename) else: StandaloneHTMLBuilder.script_files.append( posixpath.join('_static', filename)) def add_stylesheet(self, filename, alternate=False, title=None): # type: (unicode, bool, unicode) -> None """Register a stylesheet to include in the HTML output. Add *filename* to the list of CSS files that the default HTML template will include. Like for :meth:`add_javascript`, the filename must be relative to the HTML static path, or a full URI with scheme. .. versionadded:: 1.0 .. versionchanged:: 1.6 Optional ``alternate`` and/or ``title`` attributes can be supplied with the *alternate* (of boolean type) and *title* (a string) arguments. The default is no title and *alternate* = ``False``. For more information, refer to the `documentation <https://mdn.io/Web/CSS/Alternative_style_sheets>`__. """ logger.debug('[app] adding stylesheet: %r', filename) from sphinx.builders.html import StandaloneHTMLBuilder, Stylesheet if '://' not in filename: filename = posixpath.join('_static', filename) if alternate: rel = u'alternate stylesheet' else: rel = u'stylesheet' css = Stylesheet(filename, title, rel) # type: ignore StandaloneHTMLBuilder.css_files.append(css) def add_latex_package(self, packagename, options=None): # type: (unicode, unicode) -> None r"""Register a package to include in the LaTeX source code. Add *packagename* to the list of packages that LaTeX source code will include. If you provide *options*, it will be taken to `\usepackage` declaration. .. code-block:: python app.add_latex_package('mypackage') # => \usepackage{mypackage} app.add_latex_package('mypackage', 'foo,bar') # => \usepackage[foo,bar]{mypackage} .. versionadded:: 1.3 """ logger.debug('[app] adding latex package: %r', packagename) if hasattr(self.builder, 'usepackages'): # only for LaTeX builder self.builder.usepackages.append((packagename, options)) # type: ignore def add_lexer(self, alias, lexer): # type: (unicode, Any) -> None """Register a new lexer for source code. Use *lexer*, which must be an instance of a Pygments lexer class, to highlight code blocks with the given language *alias*. .. versionadded:: 0.6 """ logger.debug('[app] adding lexer: %r', (alias, lexer)) from sphinx.highlighting import lexers if lexers is None: return lexers[alias] = lexer def add_autodocumenter(self, cls): # type: (Any) -> None """Register a new documenter class for the autodoc extension. Add *cls* as a new documenter class for the :mod:`sphinx.ext.autodoc` extension. It must be a subclass of :class:`sphinx.ext.autodoc.Documenter`. This allows to auto-document new types of objects. See the source of the autodoc module for examples on how to subclass :class:`Documenter`. .. todo:: Add real docs for Documenter and subclassing .. versionadded:: 0.6 """ logger.debug('[app] adding autodocumenter: %r', cls) from sphinx.ext.autodoc.directive import AutodocDirective self.registry.add_documenter(cls.objtype, cls) self.add_directive('auto' + cls.objtype, AutodocDirective) def add_autodoc_attrgetter(self, typ, getter): # type: (Type, Callable[[Any, unicode, Any], Any]) -> None """Register a new ``getattr``-like function for the autodoc extension. Add *getter*, which must be a function with an interface compatible to the :func:`getattr` builtin, as the autodoc attribute getter for objects that are instances of *typ*. All cases where autodoc needs to get an attribute of a type are then handled by this function instead of :func:`getattr`. .. versionadded:: 0.6 """ logger.debug('[app] adding autodoc attrgetter: %r', (typ, getter)) self.registry.add_autodoc_attrgetter(typ, getter) def add_search_language(self, cls): # type: (Any) -> None """Register a new language for the HTML search index. Add *cls*, which must be a subclass of :class:`sphinx.search.SearchLanguage`, as a support language for building the HTML full-text search index. The class must have a *lang* attribute that indicates the language it should be used for. See :confval:`html_search_language`. .. versionadded:: 1.1 """ logger.debug('[app] adding search language: %r', cls) from sphinx.search import languages, SearchLanguage assert issubclass(cls, SearchLanguage) languages[cls.lang] = cls def add_source_parser(self, suffix, parser): # type: (unicode, Parser) -> None """Register a parser class for specified *suffix*. .. versionadded:: 1.4 """ self.registry.add_source_parser(suffix, parser) def add_env_collector(self, collector): # type: (Type[EnvironmentCollector]) -> None """Register an environment collector class. Refer to :ref:`collector-api`. .. versionadded:: 1.6 """ logger.debug('[app] adding environment collector: %r', collector) collector().enable(self) def add_html_theme(self, name, theme_path): # type: (unicode, unicode) -> None """Register a HTML Theme. The *name* is a name of theme, and *path* is a full path to the theme (refs: :ref:`distribute-your-theme`). .. versionadded:: 1.6 """ logger.debug('[app] adding HTML theme: %r, %r', name, theme_path) self.html_themes[name] = theme_path # ---- other methods ------------------------------------------------- def is_parallel_allowed(self, typ): # type: (unicode) -> bool """Check parallel processing is allowed or not. ``typ`` is a type of processing; ``'read'`` or ``'write'``. """ if typ == 'read': attrname = 'parallel_read_safe' message = __("the %s extension does not declare if it is safe " "for parallel reading, assuming it isn't - please " "ask the extension author to check and make it " "explicit") elif typ == 'write': attrname = 'parallel_write_safe' message = __("the %s extension does not declare if it is safe " "for parallel writing, assuming it isn't - please " "ask the extension author to check and make it " "explicit") else: raise ValueError('parallel type %s is not supported' % typ) for ext in itervalues(self.extensions): allowed = getattr(ext, attrname, None) if allowed is None: logger.warning(message, ext.name) logger.warning('doing serial %s', typ) return False elif not allowed: return False return True
class Sphinx(object): def __init__(self, srcdir, confdir, outdir, doctreedir, buildername, confoverrides=None, status=sys.stdout, warning=sys.stderr, freshenv=False, warningiserror=False, tags=None, verbosity=0, parallel=0): # type: (unicode, unicode, unicode, unicode, unicode, Dict, IO, IO, bool, bool, List[unicode], int, int) -> None # NOQA self.verbosity = verbosity self.extensions = {} # type: Dict[unicode, Extension] self._setting_up_extension = ['?'] # type: List[unicode] self.builder = None # type: Builder self.env = None # type: BuildEnvironment self.registry = SphinxComponentRegistry() self.enumerable_nodes = {} # type: Dict[nodes.Node, Tuple[unicode, Callable]] # NOQA self.post_transforms = [] # type: List[Transform] self.html_themes = {} # type: Dict[unicode, unicode] self.srcdir = srcdir self.confdir = confdir self.outdir = outdir self.doctreedir = doctreedir self.parallel = parallel if status is None: self._status = cStringIO() # type: IO self.quiet = True else: self._status = status self.quiet = False if warning is None: self._warning = cStringIO() # type: IO else: self._warning = warning self._warncount = 0 self.warningiserror = warningiserror logging.setup(self, self._status, self._warning) self.events = EventManager() # keep last few messages for traceback # This will be filled by sphinx.util.logging.LastMessagesWriter self.messagelog = deque(maxlen=10) # type: deque # say hello to the world logger.info(bold('Running Sphinx v%s' % sphinx.__display_version__)) # status code for command-line application self.statuscode = 0 if not path.isdir(outdir): logger.info('making output directory...') os.makedirs(outdir) # read config self.tags = Tags(tags) self.config = Config(confdir, CONFIG_FILENAME, confoverrides or {}, self.tags) self.config.check_unicode() # defer checking types until i18n has been initialized # initialize some limited config variables before initialize i18n and loading # extensions self.config.pre_init_values() # set up translation infrastructure self._init_i18n() # check the Sphinx version if requested if self.config.needs_sphinx and self.config.needs_sphinx > sphinx.__display_version__: raise VersionRequirementError( _('This project needs at least Sphinx v%s and therefore cannot ' 'be built with this version.') % self.config.needs_sphinx) # set confdir to srcdir if -C given (!= no confdir); a few pieces # of code expect a confdir to be set if self.confdir is None: self.confdir = self.srcdir # load all built-in extension modules for extension in builtin_extensions: self.setup_extension(extension) # load all user-given extension modules for extension in self.config.extensions: self.setup_extension(extension) # preload builder module (before init config values) self.preload_builder(buildername) # the config file itself can be an extension if self.config.setup: self._setting_up_extension = ['conf.py'] # py31 doesn't have 'callable' function for below check if hasattr(self.config.setup, '__call__'): self.config.setup(self) else: raise ConfigError( _("'setup' as currently defined in conf.py isn't a Python callable. " "Please modify its definition to make it a callable function. This is " "needed for conf.py to behave as a Sphinx extension.") ) # now that we know all config values, collect them from conf.py self.config.init_values() # check extension versions if requested verify_required_extensions(self, self.config.needs_extensions) # check primary_domain if requested primary_domain = self.config.primary_domain if primary_domain and not self.registry.has_domain(primary_domain): logger.warning(_('primary_domain %r not found, ignored.'), primary_domain) # create the builder self.builder = self.create_builder(buildername) # check all configuration values for permissible types self.config.check_types() # set up source_parsers self._init_source_parsers() # set up the build environment self._init_env(freshenv) # set up the builder self._init_builder() # set up the enumerable nodes self._init_enumerable_nodes() def _init_i18n(self): # type: () -> None """Load translated strings from the configured localedirs if enabled in the configuration. """ if self.config.language is not None: logger.info(bold('loading translations [%s]... ' % self.config.language), nonl=True) user_locale_dirs = [ path.join(self.srcdir, x) for x in self.config.locale_dirs] # compile mo files if sphinx.po file in user locale directories are updated for catinfo in find_catalog_source_files( user_locale_dirs, self.config.language, domains=['sphinx'], charset=self.config.source_encoding): catinfo.write_mo(self.config.language) locale_dirs = [None, path.join(package_dir, 'locale')] + user_locale_dirs else: locale_dirs = [] self.translator, has_translation = locale.init(locale_dirs, self.config.language) if self.config.language is not None: if has_translation or self.config.language == 'en': # "en" never needs to be translated logger.info(_('done')) else: logger.info('not available for built-in messages') def _init_source_parsers(self): # type: () -> None for suffix, parser in iteritems(self.config.source_parsers): self.add_source_parser(suffix, parser) for suffix, parser in iteritems(self.registry.get_source_parsers()): if suffix not in self.config.source_suffix: self.config.source_suffix.append(suffix) def _init_env(self, freshenv): # type: (bool) -> None if freshenv: self.env = BuildEnvironment(self) self.env.find_files(self.config, self.builder) for domain in self.registry.create_domains(self.env): self.env.domains[domain.name] = domain else: try: logger.info(bold(_('loading pickled environment... ')), nonl=True) filename = path.join(self.doctreedir, ENV_PICKLE_FILENAME) self.env = BuildEnvironment.frompickle(filename, self) self.env.domains = {} for domain in self.registry.create_domains(self.env): # this can raise if the data version doesn't fit self.env.domains[domain.name] = domain logger.info(_('done')) except Exception as err: if isinstance(err, IOError) and err.errno == ENOENT: logger.info(_('not yet created')) else: logger.info(_('failed: %s'), err) self._init_env(freshenv=True) def preload_builder(self, name): # type: (unicode) -> None self.registry.preload_builder(self, name) def create_builder(self, name): # type: (unicode) -> Builder if name is None: logger.info(_('No builder selected, using default: html')) name = 'html' return self.registry.create_builder(self, name) def _init_builder(self): # type: () -> None self.builder.set_environment(self.env) self.builder.init() self.emit('builder-inited') def _init_enumerable_nodes(self): # type: () -> None for node, settings in iteritems(self.enumerable_nodes): self.env.get_domain('std').enumerable_nodes[node] = settings # type: ignore # ---- main "build" method ------------------------------------------------- def build(self, force_all=False, filenames=None): # type: (bool, List[unicode]) -> None try: if force_all: self.builder.compile_all_catalogs() self.builder.build_all() elif filenames: self.builder.compile_specific_catalogs(filenames) self.builder.build_specific(filenames) else: self.builder.compile_update_catalogs() self.builder.build_update() status = (self.statuscode == 0 and _('succeeded') or _('finished with problems')) if self._warncount: logger.info(bold(_('build %s, %s warning%s.') % (status, self._warncount, self._warncount != 1 and 's' or ''))) else: logger.info(bold(_('build %s.') % status)) except Exception as err: # delete the saved env to force a fresh build next time envfile = path.join(self.doctreedir, ENV_PICKLE_FILENAME) if path.isfile(envfile): os.unlink(envfile) self.emit('build-finished', err) raise else: self.emit('build-finished', None) self.builder.cleanup() # ---- logging handling ---------------------------------------------------- def warn(self, message, location=None, type=None, subtype=None): # type: (unicode, unicode, unicode, unicode) -> None """Emit a warning. If *location* is given, it should either be a tuple of (docname, lineno) or a string describing the location of the warning as well as possible. *type* and *subtype* are used to suppress warnings with :confval:`suppress_warnings`. """ warnings.warn('app.warning() is now deprecated. Use sphinx.util.logging instead.', RemovedInSphinx20Warning) logger.warning(message, type=type, subtype=subtype, location=location) def info(self, message='', nonl=False): # type: (unicode, bool) -> None """Emit an informational message. If *nonl* is true, don't emit a newline at the end (which implies that more info output will follow soon.) """ warnings.warn('app.info() is now deprecated. Use sphinx.util.logging instead.', RemovedInSphinx20Warning) logger.info(message, nonl=nonl) def verbose(self, message, *args, **kwargs): # type: (unicode, Any, Any) -> None """Emit a verbose informational message.""" warnings.warn('app.verbose() is now deprecated. Use sphinx.util.logging instead.', RemovedInSphinx20Warning) logger.verbose(message, *args, **kwargs) def debug(self, message, *args, **kwargs): # type: (unicode, Any, Any) -> None """Emit a debug-level informational message.""" warnings.warn('app.debug() is now deprecated. Use sphinx.util.logging instead.', RemovedInSphinx20Warning) logger.debug(message, *args, **kwargs) def debug2(self, message, *args, **kwargs): # type: (unicode, Any, Any) -> None """Emit a lowlevel debug-level informational message.""" warnings.warn('app.debug2() is now deprecated. Use debug() instead.', RemovedInSphinx20Warning) logger.debug(message, *args, **kwargs) # ---- general extensibility interface ------------------------------------- def setup_extension(self, extname): # type: (unicode) -> None """Import and setup a Sphinx extension module. No-op if called twice.""" logger.debug('[app] setting up extension: %r', extname) self.registry.load_extension(self, extname) def require_sphinx(self, version): # type: (unicode) -> None # check the Sphinx version if requested if version > sphinx.__display_version__[:3]: raise VersionRequirementError(version) def import_object(self, objname, source=None): # type: (str, unicode) -> Any """Import an object from a 'module.name' string.""" return import_object(objname, source=None) # event interface def connect(self, event, callback): # type: (unicode, Callable) -> int listener_id = self.events.connect(event, callback) logger.debug('[app] connecting event %r: %r [id=%s]', event, callback, listener_id) return listener_id def disconnect(self, listener_id): # type: (int) -> None logger.debug('[app] disconnecting event: [id=%s]', listener_id) self.events.disconnect(listener_id) def emit(self, event, *args): # type: (unicode, Any) -> List try: logger.debug('[app] emitting event: %r%s', event, repr(args)[:100]) except Exception: # not every object likes to be repr()'d (think # random stuff coming via autodoc) pass return self.events.emit(event, self, *args) def emit_firstresult(self, event, *args): # type: (unicode, Any) -> Any return self.events.emit_firstresult(event, self, *args) # registering addon parts def add_builder(self, builder): # type: (Type[Builder]) -> None logger.debug('[app] adding builder: %r', builder) self.registry.add_builder(builder) def add_config_value(self, name, default, rebuild, types=()): # type: (unicode, Any, Union[bool, unicode], Any) -> None logger.debug('[app] adding config value: %r', (name, default, rebuild) + ((types,) if types else ())) # type: ignore if name in self.config: raise ExtensionError(_('Config value %r already present') % name) if rebuild in (False, True): rebuild = rebuild and 'env' or '' self.config.add(name, default, rebuild, types) def add_event(self, name): # type: (unicode) -> None logger.debug('[app] adding event: %r', name) self.events.add(name) def set_translator(self, name, translator_class): # type: (unicode, Type[nodes.NodeVisitor]) -> None logger.info(bold(_('Change of translator for the %s builder.') % name)) self.registry.add_translator(name, translator_class) def add_node(self, node, **kwds): # type: (nodes.Node, Any) -> None logger.debug('[app] adding node: %r', (node, kwds)) if not kwds.pop('override', False) and \ hasattr(nodes.GenericNodeVisitor, 'visit_' + node.__name__): logger.warning(_('while setting up extension %s: node class %r is ' 'already registered, its visitors will be overridden'), self._setting_up_extension, node.__name__, type='app', subtype='add_node') nodes._add_node_class_names([node.__name__]) for key, val in iteritems(kwds): try: visit, depart = val except ValueError: raise ExtensionError(_('Value for key %r must be a ' '(visit, depart) function tuple') % key) translator = self.registry.translators.get(key) translators = [] if translator is not None: translators.append(translator) elif key == 'html': from sphinx.writers.html import HTMLTranslator translators.append(HTMLTranslator) if is_html5_writer_available(): from sphinx.writers.html5 import HTML5Translator translators.append(HTML5Translator) elif key == 'latex': from sphinx.writers.latex import LaTeXTranslator translators.append(LaTeXTranslator) elif key == 'text': from sphinx.writers.text import TextTranslator translators.append(TextTranslator) elif key == 'man': from sphinx.writers.manpage import ManualPageTranslator translators.append(ManualPageTranslator) elif key == 'texinfo': from sphinx.writers.texinfo import TexinfoTranslator translators.append(TexinfoTranslator) for translator in translators: setattr(translator, 'visit_' + node.__name__, visit) if depart: setattr(translator, 'depart_' + node.__name__, depart) def add_enumerable_node(self, node, figtype, title_getter=None, **kwds): # type: (nodes.Node, unicode, Callable, Any) -> None self.enumerable_nodes[node] = (figtype, title_getter) self.add_node(node, **kwds) def add_directive(self, name, obj, content=None, arguments=None, **options): # type: (unicode, Any, bool, Tuple[int, int, bool], Any) -> None logger.debug('[app] adding directive: %r', (name, obj, content, arguments, options)) if name in directives._directives: logger.warning(_('while setting up extension %s: directive %r is ' 'already registered, it will be overridden'), self._setting_up_extension[-1], name, type='app', subtype='add_directive') directive = directive_helper(obj, content, arguments, **options) directives.register_directive(name, directive) def add_role(self, name, role): # type: (unicode, Any) -> None logger.debug('[app] adding role: %r', (name, role)) if name in roles._roles: logger.warning(_('while setting up extension %s: role %r is ' 'already registered, it will be overridden'), self._setting_up_extension[-1], name, type='app', subtype='add_role') roles.register_local_role(name, role) def add_generic_role(self, name, nodeclass): # type: (unicode, Any) -> None # don't use roles.register_generic_role because it uses # register_canonical_role logger.debug('[app] adding generic role: %r', (name, nodeclass)) if name in roles._roles: logger.warning(_('while setting up extension %s: role %r is ' 'already registered, it will be overridden'), self._setting_up_extension[-1], name, type='app', subtype='add_generic_role') role = roles.GenericRole(name, nodeclass) roles.register_local_role(name, role) def add_domain(self, domain): # type: (Type[Domain]) -> None logger.debug('[app] adding domain: %r', domain) self.registry.add_domain(domain) def override_domain(self, domain): # type: (Type[Domain]) -> None logger.debug('[app] overriding domain: %r', domain) self.registry.override_domain(domain) def add_directive_to_domain(self, domain, name, obj, has_content=None, argument_spec=None, **option_spec): # type: (unicode, unicode, Any, bool, Any, Any) -> None logger.debug('[app] adding directive to domain: %r', (domain, name, obj, has_content, argument_spec, option_spec)) self.registry.add_directive_to_domain(domain, name, obj, has_content, argument_spec, **option_spec) def add_role_to_domain(self, domain, name, role): # type: (unicode, unicode, Any) -> None logger.debug('[app] adding role to domain: %r', (domain, name, role)) self.registry.add_role_to_domain(domain, name, role) def add_index_to_domain(self, domain, index): # type: (unicode, Type[Index]) -> None logger.debug('[app] adding index to domain: %r', (domain, index)) self.registry.add_index_to_domain(domain, index) def add_object_type(self, directivename, rolename, indextemplate='', parse_node=None, ref_nodeclass=None, objname='', doc_field_types=[]): # type: (unicode, unicode, unicode, Callable, nodes.Node, unicode, List) -> None logger.debug('[app] adding object type: %r', (directivename, rolename, indextemplate, parse_node, ref_nodeclass, objname, doc_field_types)) self.registry.add_object_type(directivename, rolename, indextemplate, parse_node, ref_nodeclass, objname, doc_field_types) def add_description_unit(self, directivename, rolename, indextemplate='', parse_node=None, ref_nodeclass=None, objname='', doc_field_types=[]): # type: (unicode, unicode, unicode, Callable, nodes.Node, unicode, List) -> None warnings.warn('app.add_description_unit() is now deprecated. ' 'Use app.add_object_type() instead.', RemovedInSphinx20Warning) self.add_object_type(directivename, rolename, indextemplate, parse_node, ref_nodeclass, objname, doc_field_types) def add_crossref_type(self, directivename, rolename, indextemplate='', ref_nodeclass=None, objname=''): # type: (unicode, unicode, unicode, nodes.Node, unicode) -> None logger.debug('[app] adding crossref type: %r', (directivename, rolename, indextemplate, ref_nodeclass, objname)) self.registry.add_crossref_type(directivename, rolename, indextemplate, ref_nodeclass, objname) def add_transform(self, transform): # type: (Type[Transform]) -> None logger.debug('[app] adding transform: %r', transform) SphinxStandaloneReader.transforms.append(transform) def add_post_transform(self, transform): # type: (Type[Transform]) -> None logger.debug('[app] adding post transform: %r', transform) self.post_transforms.append(transform) def add_javascript(self, filename): # type: (unicode) -> None logger.debug('[app] adding javascript: %r', filename) from sphinx.builders.html import StandaloneHTMLBuilder if '://' in filename: StandaloneHTMLBuilder.script_files.append(filename) else: StandaloneHTMLBuilder.script_files.append( posixpath.join('_static', filename)) def add_stylesheet(self, filename, alternate=False, title=None): # type: (unicode, bool, unicode) -> None logger.debug('[app] adding stylesheet: %r', filename) from sphinx.builders.html import StandaloneHTMLBuilder, Stylesheet if '://' not in filename: filename = posixpath.join('_static', filename) if alternate: rel = u'alternate stylesheet' else: rel = u'stylesheet' css = Stylesheet(filename, title, rel) # type: ignore StandaloneHTMLBuilder.css_files.append(css) def add_latex_package(self, packagename, options=None): # type: (unicode, unicode) -> None logger.debug('[app] adding latex package: %r', packagename) if hasattr(self.builder, 'usepackages'): # only for LaTeX builder self.builder.usepackages.append((packagename, options)) # type: ignore def add_lexer(self, alias, lexer): # type: (unicode, Any) -> None logger.debug('[app] adding lexer: %r', (alias, lexer)) from sphinx.highlighting import lexers if lexers is None: return lexers[alias] = lexer def add_autodocumenter(self, cls): # type: (Any) -> None logger.debug('[app] adding autodocumenter: %r', cls) from sphinx.ext import autodoc autodoc.add_documenter(cls) self.add_directive('auto' + cls.objtype, autodoc.AutoDirective) def add_autodoc_attrgetter(self, type, getter): # type: (Any, Callable) -> None logger.debug('[app] adding autodoc attrgetter: %r', (type, getter)) from sphinx.ext import autodoc autodoc.AutoDirective._special_attrgetters[type] = getter def add_search_language(self, cls): # type: (Any) -> None logger.debug('[app] adding search language: %r', cls) from sphinx.search import languages, SearchLanguage assert issubclass(cls, SearchLanguage) languages[cls.lang] = cls def add_source_parser(self, suffix, parser): # type: (unicode, Parser) -> None logger.debug('[app] adding search source_parser: %r, %r', suffix, parser) self.registry.add_source_parser(suffix, parser) def add_env_collector(self, collector): # type: (Type[EnvironmentCollector]) -> None logger.debug('[app] adding environment collector: %r', collector) collector().enable(self) def add_html_theme(self, name, theme_path): # type: (unicode, unicode) -> None logger.debug('[app] adding HTML theme: %r, %r', name, theme_path) self.html_themes[name] = theme_path
class Sphinx(object): def __init__(self, srcdir, confdir, outdir, doctreedir, buildername, confoverrides=None, status=sys.stdout, warning=sys.stderr, freshenv=False, warningiserror=False, tags=None, verbosity=0, parallel=0): # type: (unicode, unicode, unicode, unicode, unicode, Dict, IO, IO, bool, bool, List[unicode], int, int) -> None # NOQA self.verbosity = verbosity self.extensions = {} # type: Dict[unicode, Extension] self._setting_up_extension = ['?'] # type: List[unicode] self.builder = None # type: Builder self.env = None # type: BuildEnvironment self.registry = SphinxComponentRegistry() self.enumerable_nodes = {} # type: Dict[nodes.Node, Tuple[unicode, Callable]] # NOQA self.post_transforms = [] # type: List[Transform] self.html_themes = {} # type: Dict[unicode, unicode] self.srcdir = srcdir self.confdir = confdir self.outdir = outdir self.doctreedir = doctreedir self.parallel = parallel if status is None: self._status = cStringIO() # type: IO self.quiet = True else: self._status = status self.quiet = False if warning is None: self._warning = cStringIO() # type: IO else: self._warning = warning self._warncount = 0 self.warningiserror = warningiserror logging.setup(self, self._status, self._warning) self.events = EventManager() # keep last few messages for traceback # This will be filled by sphinx.util.logging.LastMessagesWriter self.messagelog = deque(maxlen=10) # type: deque # say hello to the world logger.info(bold('Running Sphinx v%s' % sphinx.__display_version__)) # status code for command-line application self.statuscode = 0 if not path.isdir(outdir): logger.info('making output directory...') os.makedirs(outdir) # read config self.tags = Tags(tags) self.config = Config(confdir, CONFIG_FILENAME, confoverrides or {}, self.tags) self.config.check_unicode() # defer checking types until i18n has been initialized # initialize some limited config variables before initialize i18n and loading # extensions self.config.pre_init_values() # set up translation infrastructure self._init_i18n() # check the Sphinx version if requested if self.config.needs_sphinx and self.config.needs_sphinx > sphinx.__display_version__: raise VersionRequirementError( __('This project needs at least Sphinx v%s and therefore cannot ' 'be built with this version.') % self.config.needs_sphinx) # set confdir to srcdir if -C given (!= no confdir); a few pieces # of code expect a confdir to be set if self.confdir is None: self.confdir = self.srcdir # load all built-in extension modules for extension in builtin_extensions: self.setup_extension(extension) # load all user-given extension modules for extension in self.config.extensions: self.setup_extension(extension) # preload builder module (before init config values) self.preload_builder(buildername) # the config file itself can be an extension if self.config.setup: self._setting_up_extension = ['conf.py'] # py31 doesn't have 'callable' function for below check if hasattr(self.config.setup, '__call__'): self.config.setup(self) else: raise ConfigError( __("'setup' as currently defined in conf.py isn't a Python callable. " "Please modify its definition to make it a callable function. This is " "needed for conf.py to behave as a Sphinx extension.") ) # now that we know all config values, collect them from conf.py self.config.init_values() # check extension versions if requested verify_required_extensions(self, self.config.needs_extensions) # check primary_domain if requested primary_domain = self.config.primary_domain if primary_domain and not self.registry.has_domain(primary_domain): logger.warning(__('primary_domain %r not found, ignored.'), primary_domain) # create the builder self.builder = self.create_builder(buildername) # check all configuration values for permissible types self.config.check_types() # set up source_parsers self._init_source_parsers() # set up the build environment self._init_env(freshenv) # set up the builder self._init_builder() # set up the enumerable nodes self._init_enumerable_nodes() def _init_i18n(self): # type: () -> None """Load translated strings from the configured localedirs if enabled in the configuration. """ if self.config.language is not None: logger.info(bold('loading translations [%s]... ' % self.config.language), nonl=True) user_locale_dirs = [ path.join(self.srcdir, x) for x in self.config.locale_dirs] # compile mo files if sphinx.po file in user locale directories are updated for catinfo in find_catalog_source_files( user_locale_dirs, self.config.language, domains=['sphinx'], charset=self.config.source_encoding): catinfo.write_mo(self.config.language) locale_dirs = [None, path.join(package_dir, 'locale')] + user_locale_dirs else: locale_dirs = [] self.translator, has_translation = locale.init(locale_dirs, self.config.language) if self.config.language is not None: if has_translation or self.config.language == 'en': # "en" never needs to be translated logger.info(__('done')) else: logger.info('not available for built-in messages') def _init_source_parsers(self): # type: () -> None for suffix, parser in iteritems(self.config.source_parsers): self.add_source_parser(suffix, parser) for suffix, parser in iteritems(self.registry.get_source_parsers()): if suffix not in self.config.source_suffix and suffix != '*': self.config.source_suffix.append(suffix) def _init_env(self, freshenv): # type: (bool) -> None if freshenv: self.env = BuildEnvironment(self) self.env.find_files(self.config, self.builder) for domain in self.registry.create_domains(self.env): self.env.domains[domain.name] = domain else: try: logger.info(bold(__('loading pickled environment... ')), nonl=True) filename = path.join(self.doctreedir, ENV_PICKLE_FILENAME) self.env = BuildEnvironment.frompickle(filename, self) self.env.domains = {} for domain in self.registry.create_domains(self.env): # this can raise if the data version doesn't fit self.env.domains[domain.name] = domain logger.info(__('done')) except Exception as err: if isinstance(err, IOError) and err.errno == ENOENT: logger.info(__('not yet created')) else: logger.info(__('failed: %s'), err) self._init_env(freshenv=True) def preload_builder(self, name): # type: (unicode) -> None self.registry.preload_builder(self, name) def create_builder(self, name): # type: (unicode) -> Builder if name is None: logger.info(__('No builder selected, using default: html')) name = 'html' return self.registry.create_builder(self, name) def _init_builder(self): # type: () -> None self.builder.set_environment(self.env) self.builder.init() self.emit('builder-inited') def _init_enumerable_nodes(self): # type: () -> None for node, settings in iteritems(self.enumerable_nodes): self.env.get_domain('std').enumerable_nodes[node] = settings # type: ignore @property def buildername(self): # type: () -> unicode warnings.warn('app.buildername is deprecated. Please use app.builder.name instead', RemovedInSphinx17Warning) return self.builder.name # ---- main "build" method ------------------------------------------------- def build(self, force_all=False, filenames=None): # type: (bool, List[unicode]) -> None try: if force_all: self.builder.compile_all_catalogs() self.builder.build_all() elif filenames: self.builder.compile_specific_catalogs(filenames) self.builder.build_specific(filenames) else: self.builder.compile_update_catalogs() self.builder.build_update() status = (self.statuscode == 0 and __('succeeded') or __('finished with problems')) if self._warncount: logger.info(bold(__('build %s, %s warning%s.') % (status, self._warncount, self._warncount != 1 and 's' or ''))) else: logger.info(bold(__('build %s.') % status)) except Exception as err: # delete the saved env to force a fresh build next time envfile = path.join(self.doctreedir, ENV_PICKLE_FILENAME) if path.isfile(envfile): os.unlink(envfile) self.emit('build-finished', err) raise else: self.emit('build-finished', None) self.builder.cleanup() # ---- logging handling ---------------------------------------------------- def warn(self, message, location=None, prefix=None, type=None, subtype=None, colorfunc=None): # type: (unicode, unicode, unicode, unicode, unicode, Callable) -> None """Emit a warning. If *location* is given, it should either be a tuple of (docname, lineno) or a string describing the location of the warning as well as possible. *prefix* usually should not be changed. *type* and *subtype* are used to suppress warnings with :confval:`suppress_warnings`. .. note:: For warnings emitted during parsing, you should use :meth:`.BuildEnvironment.warn` since that will collect all warnings during parsing for later output. """ if prefix: warnings.warn('prefix option of warn() is now deprecated.', RemovedInSphinx17Warning) if colorfunc: warnings.warn('colorfunc option of warn() is now deprecated.', RemovedInSphinx17Warning) warnings.warn('app.warning() is now deprecated. Use sphinx.util.logging instead.', RemovedInSphinx20Warning) logger.warning(message, type=type, subtype=subtype, location=location) def info(self, message='', nonl=False): # type: (unicode, bool) -> None """Emit an informational message. If *nonl* is true, don't emit a newline at the end (which implies that more info output will follow soon.) """ warnings.warn('app.info() is now deprecated. Use sphinx.util.logging instead.', RemovedInSphinx20Warning) logger.info(message, nonl=nonl) def verbose(self, message, *args, **kwargs): # type: (unicode, Any, Any) -> None """Emit a verbose informational message.""" warnings.warn('app.verbose() is now deprecated. Use sphinx.util.logging instead.', RemovedInSphinx20Warning) logger.verbose(message, *args, **kwargs) def debug(self, message, *args, **kwargs): # type: (unicode, Any, Any) -> None """Emit a debug-level informational message.""" warnings.warn('app.debug() is now deprecated. Use sphinx.util.logging instead.', RemovedInSphinx20Warning) logger.debug(message, *args, **kwargs) def debug2(self, message, *args, **kwargs): # type: (unicode, Any, Any) -> None """Emit a lowlevel debug-level informational message.""" warnings.warn('app.debug2() is now deprecated. Use debug() instead.', RemovedInSphinx20Warning) logger.debug(message, *args, **kwargs) def _display_chunk(chunk): # type: (Any) -> unicode warnings.warn('app._display_chunk() is now deprecated. ' 'Use sphinx.util.display_chunk() instead.', RemovedInSphinx17Warning) return display_chunk(chunk) def old_status_iterator(self, iterable, summary, colorfunc=darkgreen, stringify_func=display_chunk): # type: (Iterable, unicode, Callable, Callable[[Any], unicode]) -> Iterator warnings.warn('app.old_status_iterator() is now deprecated. ' 'Use sphinx.util.status_iterator() instead.', RemovedInSphinx17Warning) for item in old_status_iterator(iterable, summary, color="darkgreen", stringify_func=stringify_func): yield item # new version with progress info def status_iterator(self, iterable, summary, colorfunc=darkgreen, length=0, stringify_func=_display_chunk): # type: (Iterable, unicode, Callable, int, Callable[[Any], unicode]) -> Iterable warnings.warn('app.status_iterator() is now deprecated. ' 'Use sphinx.util.status_iterator() instead.', RemovedInSphinx17Warning) for item in status_iterator(iterable, summary, length=length, verbosity=self.verbosity, color="darkgreen", stringify_func=stringify_func): yield item # ---- general extensibility interface ------------------------------------- def setup_extension(self, extname): # type: (unicode) -> None """Import and setup a Sphinx extension module. No-op if called twice.""" logger.debug('[app] setting up extension: %r', extname) self.registry.load_extension(self, extname) def require_sphinx(self, version): # type: (unicode) -> None # check the Sphinx version if requested if version > sphinx.__display_version__[:3]: raise VersionRequirementError(version) def import_object(self, objname, source=None): # type: (str, unicode) -> Any """Import an object from a 'module.name' string.""" return import_object(objname, source=None) # event interface def connect(self, event, callback): # type: (unicode, Callable) -> int listener_id = self.events.connect(event, callback) logger.debug('[app] connecting event %r: %r [id=%s]', event, callback, listener_id) return listener_id def disconnect(self, listener_id): # type: (int) -> None logger.debug('[app] disconnecting event: [id=%s]', listener_id) self.events.disconnect(listener_id) def emit(self, event, *args): # type: (unicode, Any) -> List try: logger.debug('[app] emitting event: %r%s', event, repr(args)[:100]) except Exception: # not every object likes to be repr()'d (think # random stuff coming via autodoc) pass return self.events.emit(event, self, *args) def emit_firstresult(self, event, *args): # type: (unicode, Any) -> Any return self.events.emit_firstresult(event, self, *args) # registering addon parts def add_builder(self, builder): # type: (Type[Builder]) -> None logger.debug('[app] adding builder: %r', builder) self.registry.add_builder(builder) def add_config_value(self, name, default, rebuild, types=()): # type: (unicode, Any, Union[bool, unicode], Any) -> None logger.debug('[app] adding config value: %r', (name, default, rebuild) + ((types,) if types else ())) # type: ignore if name in self.config: raise ExtensionError(__('Config value %r already present') % name) if rebuild in (False, True): rebuild = rebuild and 'env' or '' self.config.add(name, default, rebuild, types) def add_event(self, name): # type: (unicode) -> None logger.debug('[app] adding event: %r', name) self.events.add(name) def set_translator(self, name, translator_class): # type: (unicode, Type[nodes.NodeVisitor]) -> None logger.info(bold(__('Change of translator for the %s builder.') % name)) self.registry.add_translator(name, translator_class) def add_node(self, node, **kwds): # type: (nodes.Node, Any) -> None logger.debug('[app] adding node: %r', (node, kwds)) if not kwds.pop('override', False) and \ hasattr(nodes.GenericNodeVisitor, 'visit_' + node.__name__): logger.warning(__('while setting up extension %s: node class %r is ' 'already registered, its visitors will be overridden'), self._setting_up_extension, node.__name__, type='app', subtype='add_node') nodes._add_node_class_names([node.__name__]) for key, val in iteritems(kwds): try: visit, depart = val except ValueError: raise ExtensionError(__('Value for key %r must be a ' '(visit, depart) function tuple') % key) translator = self.registry.translators.get(key) translators = [] if translator is not None: translators.append(translator) elif key == 'html': from sphinx.writers.html import HTMLTranslator translators.append(HTMLTranslator) if is_html5_writer_available(): from sphinx.writers.html5 import HTML5Translator translators.append(HTML5Translator) elif key == 'latex': from sphinx.writers.latex import LaTeXTranslator translators.append(LaTeXTranslator) elif key == 'text': from sphinx.writers.text import TextTranslator translators.append(TextTranslator) elif key == 'man': from sphinx.writers.manpage import ManualPageTranslator translators.append(ManualPageTranslator) elif key == 'texinfo': from sphinx.writers.texinfo import TexinfoTranslator translators.append(TexinfoTranslator) for translator in translators: setattr(translator, 'visit_' + node.__name__, visit) if depart: setattr(translator, 'depart_' + node.__name__, depart) def add_enumerable_node(self, node, figtype, title_getter=None, **kwds): # type: (nodes.Node, unicode, Callable, Any) -> None self.enumerable_nodes[node] = (figtype, title_getter) self.add_node(node, **kwds) def _directive_helper(self, obj, has_content=None, argument_spec=None, **option_spec): # type: (Any, bool, Tuple[int, int, bool], Any) -> Any warnings.warn('_directive_helper() is now deprecated. ' 'Please use sphinx.util.docutils.directive_helper() instead.', RemovedInSphinx17Warning) return directive_helper(obj, has_content, argument_spec, **option_spec) def add_directive(self, name, obj, content=None, arguments=None, **options): # type: (unicode, Any, bool, Tuple[int, int, bool], Any) -> None logger.debug('[app] adding directive: %r', (name, obj, content, arguments, options)) if name in directives._directives: logger.warning(__('while setting up extension %s: directive %r is ' 'already registered, it will be overridden'), self._setting_up_extension[-1], name, type='app', subtype='add_directive') directive = directive_helper(obj, content, arguments, **options) directives.register_directive(name, directive) def add_role(self, name, role): # type: (unicode, Any) -> None logger.debug('[app] adding role: %r', (name, role)) if name in roles._roles: logger.warning(__('while setting up extension %s: role %r is ' 'already registered, it will be overridden'), self._setting_up_extension[-1], name, type='app', subtype='add_role') roles.register_local_role(name, role) def add_generic_role(self, name, nodeclass): # type: (unicode, Any) -> None # don't use roles.register_generic_role because it uses # register_canonical_role logger.debug('[app] adding generic role: %r', (name, nodeclass)) if name in roles._roles: logger.warning(__('while setting up extension %s: role %r is ' 'already registered, it will be overridden'), self._setting_up_extension[-1], name, type='app', subtype='add_generic_role') role = roles.GenericRole(name, nodeclass) roles.register_local_role(name, role) def add_domain(self, domain): # type: (Type[Domain]) -> None logger.debug('[app] adding domain: %r', domain) self.registry.add_domain(domain) def override_domain(self, domain): # type: (Type[Domain]) -> None logger.debug('[app] overriding domain: %r', domain) self.registry.override_domain(domain) def add_directive_to_domain(self, domain, name, obj, has_content=None, argument_spec=None, **option_spec): # type: (unicode, unicode, Any, bool, Any, Any) -> None logger.debug('[app] adding directive to domain: %r', (domain, name, obj, has_content, argument_spec, option_spec)) self.registry.add_directive_to_domain(domain, name, obj, has_content, argument_spec, **option_spec) def add_role_to_domain(self, domain, name, role): # type: (unicode, unicode, Any) -> None logger.debug('[app] adding role to domain: %r', (domain, name, role)) self.registry.add_role_to_domain(domain, name, role) def add_index_to_domain(self, domain, index): # type: (unicode, Type[Index]) -> None logger.debug('[app] adding index to domain: %r', (domain, index)) self.registry.add_index_to_domain(domain, index) def add_object_type(self, directivename, rolename, indextemplate='', parse_node=None, ref_nodeclass=None, objname='', doc_field_types=[]): # type: (unicode, unicode, unicode, Callable, nodes.Node, unicode, List) -> None logger.debug('[app] adding object type: %r', (directivename, rolename, indextemplate, parse_node, ref_nodeclass, objname, doc_field_types)) self.registry.add_object_type(directivename, rolename, indextemplate, parse_node, ref_nodeclass, objname, doc_field_types) def add_description_unit(self, directivename, rolename, indextemplate='', parse_node=None, ref_nodeclass=None, objname='', doc_field_types=[]): # type: (unicode, unicode, unicode, Callable, nodes.Node, unicode, List) -> None warnings.warn('app.add_description_unit() is now deprecated. ' 'Use app.add_object_type() instead.', RemovedInSphinx20Warning) self.add_object_type(directivename, rolename, indextemplate, parse_node, ref_nodeclass, objname, doc_field_types) def add_crossref_type(self, directivename, rolename, indextemplate='', ref_nodeclass=None, objname=''): # type: (unicode, unicode, unicode, nodes.Node, unicode) -> None logger.debug('[app] adding crossref type: %r', (directivename, rolename, indextemplate, ref_nodeclass, objname)) self.registry.add_crossref_type(directivename, rolename, indextemplate, ref_nodeclass, objname) def add_transform(self, transform): # type: (Type[Transform]) -> None logger.debug('[app] adding transform: %r', transform) SphinxStandaloneReader.transforms.append(transform) def add_post_transform(self, transform): # type: (Type[Transform]) -> None logger.debug('[app] adding post transform: %r', transform) self.post_transforms.append(transform) def add_javascript(self, filename): # type: (unicode) -> None logger.debug('[app] adding javascript: %r', filename) from sphinx.builders.html import StandaloneHTMLBuilder if '://' in filename: StandaloneHTMLBuilder.script_files.append(filename) else: StandaloneHTMLBuilder.script_files.append( posixpath.join('_static', filename)) def add_stylesheet(self, filename, alternate=False, title=None): # type: (unicode, bool, unicode) -> None logger.debug('[app] adding stylesheet: %r', filename) from sphinx.builders.html import StandaloneHTMLBuilder, Stylesheet if '://' not in filename: filename = posixpath.join('_static', filename) if alternate: rel = u'alternate stylesheet' else: rel = u'stylesheet' css = Stylesheet(filename, title, rel) # type: ignore StandaloneHTMLBuilder.css_files.append(css) def add_latex_package(self, packagename, options=None): # type: (unicode, unicode) -> None logger.debug('[app] adding latex package: %r', packagename) if hasattr(self.builder, 'usepackages'): # only for LaTeX builder self.builder.usepackages.append((packagename, options)) # type: ignore def add_lexer(self, alias, lexer): # type: (unicode, Any) -> None logger.debug('[app] adding lexer: %r', (alias, lexer)) from sphinx.highlighting import lexers if lexers is None: return lexers[alias] = lexer def add_autodocumenter(self, cls): # type: (Any) -> None logger.debug('[app] adding autodocumenter: %r', cls) from sphinx.ext import autodoc autodoc.add_documenter(cls) self.add_directive('auto' + cls.objtype, autodoc.AutoDirective) def add_autodoc_attrgetter(self, type, getter): # type: (Any, Callable) -> None logger.debug('[app] adding autodoc attrgetter: %r', (type, getter)) from sphinx.ext import autodoc autodoc.AutoDirective._special_attrgetters[type] = getter def add_search_language(self, cls): # type: (Any) -> None logger.debug('[app] adding search language: %r', cls) from sphinx.search import languages, SearchLanguage assert issubclass(cls, SearchLanguage) languages[cls.lang] = cls def add_source_parser(self, suffix, parser): # type: (unicode, Parser) -> None logger.debug('[app] adding search source_parser: %r, %r', suffix, parser) self.registry.add_source_parser(suffix, parser) def add_env_collector(self, collector): # type: (Type[EnvironmentCollector]) -> None logger.debug('[app] adding environment collector: %r', collector) collector().enable(self) def add_html_theme(self, name, theme_path): # type: (unicode, unicode) -> None logger.debug('[app] adding HTML theme: %r, %r', name, theme_path) self.html_themes[name] = theme_path