Source code for

# -*- coding: utf-8 -*-

    Build HTML documentation and Devhelp_ support files.

    .. _Devhelp:

    :copyright: Copyright 2007-2018 by the Sphinx team, see AUTHORS.
    :license: BSD, see LICENSE for details.
from __future__ import absolute_import

import gzip
import re
from os import path

from docutils import nodes

from sphinx import addnodes
from import StandaloneHTMLBuilder
from sphinx.environment.adapters.indexentries import IndexEntries
from sphinx.util import logging
from sphinx.util.osutil import make_filename

    import xml.etree.ElementTree as etree
except ImportError:
    import lxml.etree as etree  # type: ignore

if False:
    # For type annotation
    from typing import Any, Dict, List  # NOQA
    from sphinx.application import Sphinx  # NOQA

logger = logging.getLogger(__name__)

[docs]class DevhelpBuilder(StandaloneHTMLBuilder): """ Builder that also outputs GNOME Devhelp file. """ name = 'devhelp' epilog = ('To view the help file:\n' '$ mkdir -p $HOME/.local/share/devhelp/%(project)s\n' '$ ln -s %(outdir)s $HOME/.local/share/devhelp/%(project)s\n' '$ devhelp') # don't copy the reST source copysource = False supported_image_types = ['image/png', 'image/gif', 'image/jpeg'] # don't add links add_permalinks = False # don't add sidebar etc. embedded = True def init(self): # type: () -> None StandaloneHTMLBuilder.init(self) self.out_suffix = '.html' self.link_suffix = '.html' def handle_finish(self): # type: () -> None self.build_devhelp(self.outdir, self.config.devhelp_basename) def build_devhelp(self, outdir, outname): # type: (unicode, unicode) -> None'dumping devhelp index...') # Basic info root = etree.Element('book', title=self.config.html_title, name=self.config.project, link="index.html", version=self.config.version) tree = etree.ElementTree(root) # TOC chapters = etree.SubElement(root, 'chapters') tocdoc = self.env.get_and_resolve_doctree( self.config.master_doc, self, prune_toctrees=False) def write_toc(node, parent): # type: (nodes.Node, nodes.Node) -> None if isinstance(node, addnodes.compact_paragraph) or \ isinstance(node, nodes.bullet_list): for subnode in node: write_toc(subnode, parent) elif isinstance(node, nodes.list_item): item = etree.SubElement(parent, 'sub') for subnode in node: write_toc(subnode, item) elif isinstance(node, nodes.reference): parent.attrib['link'] = node['refuri'] parent.attrib['name'] = node.astext() def istoctree(node): # type: (nodes.Node) -> bool return isinstance(node, addnodes.compact_paragraph) and \ 'toctree' in node for node in tocdoc.traverse(istoctree): write_toc(node, chapters) # Index functions = etree.SubElement(root, 'functions') index = IndexEntries(self.env).create_index(self) def write_index(title, refs, subitems): # type: (unicode, List[Any], Any) -> None if len(refs) == 0: pass elif len(refs) == 1: etree.SubElement(functions, 'function', name=title, link=refs[0][1]) else: for i, ref in enumerate(refs): etree.SubElement(functions, 'function', name="[%d] %s" % (i, title), link=ref[1]) if subitems: parent_title = re.sub(r'\s*\(.*\)\s*$', '', title) for subitem in subitems: write_index("%s %s" % (parent_title, subitem[0]), subitem[1], []) for (key, group) in index: for title, (refs, subitems, key) in group: write_index(title, refs, subitems) # Dump the XML file xmlfile = path.join(outdir, outname + '.devhelp.gz') with, 'w') as f: # type: ignore tree.write(f, 'utf-8')
def setup(app): # type: (Sphinx) -> Dict[unicode, Any] app.setup_extension('') app.add_builder(DevhelpBuilder) app.add_config_value('devhelp_basename', lambda self: make_filename(self.project), None) return { 'version': 'builtin', 'parallel_read_safe': True, 'parallel_write_safe': True, }