def init(self) -> None:
self.babel: ExtBabel = None
self.context: Dict[str, Any] = {}
self.docnames: Iterable[str] = {}
self.document_data: List[Tuple[str, str, str, str, str, bool]] = []
self.themes = ThemeFactory(self.app)
texescape.init()
self.init_context()
self.init_babel()
self.init_multilingual()
def init(self) -> None:
self.babel = None # type: ExtBabel
self.context = {} # type: Dict[str, Any]
self.docnames = [] # type: Iterable[str]
self.document_data = [] # type: List[Tuple[str, str, str, str, str, bool]]
self.themes = ThemeFactory(self.app)
texescape.init()
self.init_context()
self.init_babel()
self.init_multilingual()
def init(self) -> None:
self.babel = None # type: ExtBabel
self.context = {} # type: Dict[str, Any]
self.docnames = [] # type: Iterable[str]
self.document_data = [] # type: List[Tuple[str, str, str, str, str, bool]]
self.themes = ThemeFactory(self.app)
self.usepackages = self.app.registry.latex_packages
self.usepackages_after_hyperref = self.app.registry.latex_packages_after_hyperref
texescape.init()
self.init_context()
self.init_babel()
self.init_multilingual()
class LaTeXBuilder(Builder):
"""
Builds LaTeX output to create PDF.
"""
name = 'latex'
format = 'latex'
epilog = __('The LaTeX files are in %(outdir)s.')
if os.name == 'posix':
epilog += __("\nRun 'make' in that directory to run these through "
"(pdf)latex\n"
"(use `make latexpdf' here to do that automatically).")
supported_image_types = ['application/pdf', 'image/png', 'image/jpeg']
supported_remote_images = False
default_translator_class = LaTeXTranslator
def init(self) -> None:
self.babel = None # type: ExtBabel
self.context = {} # type: Dict[str, Any]
self.docnames = [] # type: Iterable[str]
self.document_data = [] # type: List[Tuple[str, str, str, str, str, bool]]
self.themes = ThemeFactory(self.app)
self.usepackages = self.app.registry.latex_packages
self.usepackages_after_hyperref = self.app.registry.latex_packages_after_hyperref
texescape.init()
self.init_context()
self.init_babel()
self.init_multilingual()
def get_outdated_docs(self) -> Union[str, List[str]]:
return 'all documents' # for now
def get_target_uri(self, docname: str, typ: str = None) -> str:
if docname not in self.docnames:
raise NoUri(docname, typ)
else:
return '%' + docname
def get_relative_uri(self, from_: str, to: str, typ: str = None) -> str:
# ignore source path
return self.get_target_uri(to, typ)
def init_document_data(self) -> None:
preliminary_document_data = [list(x) for x in self.config.latex_documents]
if not preliminary_document_data:
logger.warning(__('no "latex_documents" config value found; no documents '
'will be written'))
return
# assign subdirs to titles
self.titles = [] # type: List[Tuple[str, str]]
for entry in preliminary_document_data:
docname = entry[0]
if docname not in self.env.all_docs:
logger.warning(__('"latex_documents" config value references unknown '
'document %s'), docname)
continue
self.document_data.append(entry) # type: ignore
if docname.endswith(SEP + 'index'):
docname = docname[:-5]
self.titles.append((docname, entry[2]))
def init_context(self) -> None:
self.context = DEFAULT_SETTINGS.copy()
# Add special settings for latex_engine
self.context.update(ADDITIONAL_SETTINGS.get(self.config.latex_engine, {}))
# Add special settings for (latex_engine, language_code)
if self.config.language:
key = (self.config.latex_engine, self.config.language[:2])
self.context.update(ADDITIONAL_SETTINGS.get(key, {}))
# Apply extension settings to context
self.context['packages'] = self.usepackages
self.context['packages_after_hyperref'] = self.usepackages_after_hyperref
# Apply user settings to context
self.context.update(self.config.latex_elements)
self.context['release'] = self.config.release
self.context['use_xindy'] = self.config.latex_use_xindy
if self.config.today:
self.context['date'] = self.config.today
else:
self.context['date'] = format_date(self.config.today_fmt or _('%b %d, %Y'),
language=self.config.language)
if self.config.latex_logo:
self.context['logofilename'] = path.basename(self.config.latex_logo)
# for compatibilities
self.context['indexname'] = _('Index')
if self.config.release:
# Show the release label only if release value exists
self.context.setdefault('releasename', _('Release'))
def init_babel(self) -> None:
self.babel = ExtBabel(self.config.language, not self.context['babel'])
if self.config.language and not self.babel.is_supported_language():
# emit warning if specified language is invalid
# (only emitting, nothing changed to processing)
logger.warning(__('no Babel option known for language %r'),
self.config.language)
def init_multilingual(self) -> None:
if self.context['latex_engine'] == 'pdflatex':
if not self.babel.uses_cyrillic():
if 'X2' in self.context['fontenc']:
self.context['substitutefont'] = '\\usepackage{substitutefont}'
self.context['textcyrillic'] = '\\usepackage[Xtwo]{sphinxcyrillic}'
elif 'T2A' in self.context['fontenc']:
self.context['substitutefont'] = '\\usepackage{substitutefont}'
self.context['textcyrillic'] = '\\usepackage[TtwoA]{sphinxcyrillic}'
if 'LGR' in self.context['fontenc']:
self.context['substitutefont'] = '\\usepackage{substitutefont}'
else:
self.context['textgreek'] = ''
# 'babel' key is public and user setting must be obeyed
if self.context['babel']:
self.context['classoptions'] += ',' + self.babel.get_language()
# this branch is not taken for xelatex/lualatex if default settings
self.context['multilingual'] = self.context['babel']
if self.config.language:
self.context['shorthandoff'] = SHORTHANDOFF
# Times fonts don't work with Cyrillic languages
if self.babel.uses_cyrillic() and 'fontpkg' not in self.config.latex_elements:
self.context['fontpkg'] = ''
elif self.context['polyglossia']:
self.context['classoptions'] += ',' + self.babel.get_language()
options = self.babel.get_mainlanguage_options()
if options:
language = r'\setmainlanguage[%s]{%s}' % (options, self.babel.get_language())
else:
language = r'\setmainlanguage{%s}' % self.babel.get_language()
self.context['multilingual'] = '%s\n%s' % (self.context['polyglossia'], language)
def write_stylesheet(self) -> None:
highlighter = highlighting.PygmentsBridge('latex', self.config.pygments_style)
stylesheet = path.join(self.outdir, 'sphinxhighlight.sty')
with open(stylesheet, 'w') as f:
f.write('\\NeedsTeXFormat{LaTeX2e}[1995/12/01]\n')
f.write('\\ProvidesPackage{sphinxhighlight}'
'[2016/05/29 stylesheet for highlighting with pygments]\n\n')
f.write(highlighter.get_stylesheet())
def write(self, *ignored: Any) -> None:
docwriter = LaTeXWriter(self)
docsettings = OptionParser(
defaults=self.env.settings,
components=(docwriter,),
read_config_files=True).get_default_values() # type: Any
patch_settings(docsettings)
self.init_document_data()
self.write_stylesheet()
for entry in self.document_data:
docname, targetname, title, author, themename = entry[:5]
theme = self.themes.get(themename)
toctree_only = False
if len(entry) > 5:
toctree_only = entry[5]
destination = SphinxFileOutput(destination_path=path.join(self.outdir, targetname),
encoding='utf-8', overwrite_if_changed=True)
with progress_message(__("processing %s") % targetname):
doctree = self.env.get_doctree(docname)
toctree = next(iter(doctree.traverse(addnodes.toctree)), None)
if toctree and toctree.get('maxdepth') > 0:
tocdepth = toctree.get('maxdepth')
else:
tocdepth = None
doctree = self.assemble_doctree(
docname, toctree_only,
appendices=(self.config.latex_appendices if theme.name != 'howto' else []))
doctree['docclass'] = theme.docclass
doctree['contentsname'] = self.get_contentsname(docname)
doctree['tocdepth'] = tocdepth
self.post_process_images(doctree)
self.update_doc_context(title, author, theme)
with progress_message(__("writing")):
docsettings._author = author
docsettings._title = title
docsettings._contentsname = doctree['contentsname']
docsettings._docname = docname
docsettings._docclass = theme.name
doctree.settings = docsettings
docwriter.theme = theme
docwriter.write(doctree, destination)
def get_contentsname(self, indexfile: str) -> str:
tree = self.env.get_doctree(indexfile)
contentsname = None
for toctree in tree.traverse(addnodes.toctree):
if 'caption' in toctree:
contentsname = toctree['caption']
break
return contentsname
def update_doc_context(self, title: str, author: str, theme: Theme) -> None:
self.context['title'] = title
self.context['author'] = author
self.context['docclass'] = theme.docclass
self.context['papersize'] = theme.papersize
self.context['pointsize'] = theme.pointsize
self.context['wrapperclass'] = theme.wrapperclass
def assemble_doctree(self, indexfile: str, toctree_only: bool, appendices: List[str]) -> nodes.document: # NOQA
self.docnames = set([indexfile] + appendices)
logger.info(darkgreen(indexfile) + " ", nonl=True)
tree = self.env.get_doctree(indexfile)
tree['docname'] = indexfile
if toctree_only:
# extract toctree nodes from the tree and put them in a
# fresh document
new_tree = new_document('<latex output>')
new_sect = nodes.section()
new_sect += nodes.title('<Set title in conf.py>',
'<Set title in conf.py>')
new_tree += new_sect
for node in tree.traverse(addnodes.toctree):
new_sect += node
tree = new_tree
largetree = inline_all_toctrees(self, self.docnames, indexfile, tree,
darkgreen, [indexfile])
largetree['docname'] = indexfile
for docname in appendices:
appendix = self.env.get_doctree(docname)
appendix['docname'] = docname
largetree.append(appendix)
logger.info('')
logger.info(__("resolving references..."))
self.env.resolve_references(largetree, indexfile, self)
# resolve :ref:s to distant tex files -- we can't add a cross-reference,
# but append the document name
for pendingnode in largetree.traverse(addnodes.pending_xref):
docname = pendingnode['refdocname']
sectname = pendingnode['refsectname']
newnodes = [nodes.emphasis(sectname, sectname)] # type: List[Node]
for subdir, title in self.titles:
if docname.startswith(subdir):
newnodes.append(nodes.Text(_(' (in '), _(' (in ')))
newnodes.append(nodes.emphasis(title, title))
newnodes.append(nodes.Text(')', ')'))
break
else:
pass
pendingnode.replace_self(newnodes)
return largetree
def apply_transforms(self, doctree: nodes.document) -> None:
warnings.warn('LaTeXBuilder.apply_transforms() is deprecated.',
RemovedInSphinx40Warning, stacklevel=2)
def finish(self) -> None:
self.copy_image_files()
self.write_message_catalog()
self.copy_support_files()
if self.config.latex_additional_files:
self.copy_latex_additional_files()
@progress_message(__('copying TeX support files'))
def copy_support_files(self) -> None:
"""copy TeX support files from texinputs."""
# configure usage of xindy (impacts Makefile and latexmkrc)
# FIXME: convert this rather to a confval with suitable default
# according to language ? but would require extra documentation
if self.config.language:
xindy_lang_option = \
XINDY_LANG_OPTIONS.get(self.config.language[:2],
'-L general -C utf8 ')
xindy_cyrillic = self.config.language[:2] in XINDY_CYRILLIC_SCRIPTS
else:
xindy_lang_option = '-L english -C utf8 '
xindy_cyrillic = False
context = {
'latex_engine': self.config.latex_engine,
'xindy_use': self.config.latex_use_xindy,
'xindy_lang_option': xindy_lang_option,
'xindy_cyrillic': xindy_cyrillic,
}
logger.info(bold(__('copying TeX support files...')))
staticdirname = path.join(package_dir, 'texinputs')
for filename in os.listdir(staticdirname):
if not filename.startswith('.'):
copy_asset_file(path.join(staticdirname, filename),
self.outdir, context=context)
# use pre-1.6.x Makefile for make latexpdf on Windows
if os.name == 'nt':
staticdirname = path.join(package_dir, 'texinputs_win')
copy_asset_file(path.join(staticdirname, 'Makefile_t'),
self.outdir, context=context)
@progress_message(__('copying additional files'))
def copy_latex_additional_files(self) -> None:
for filename in self.config.latex_additional_files:
logger.info(' ' + filename, nonl=True)
copy_asset_file(path.join(self.confdir, filename), self.outdir)
def copy_image_files(self) -> None:
if self.images:
stringify_func = ImageAdapter(self.app.env).get_original_image_uri
for src in status_iterator(self.images, __('copying images... '), "brown",
len(self.images), self.app.verbosity,
stringify_func=stringify_func):
dest = self.images[src]
try:
copy_asset_file(path.join(self.srcdir, src),
path.join(self.outdir, dest))
except Exception as err:
logger.warning(__('cannot copy image file %r: %s'),
path.join(self.srcdir, src), err)
if self.config.latex_logo:
if not path.isfile(path.join(self.confdir, self.config.latex_logo)):
raise SphinxError(__('logo file %r does not exist') % self.config.latex_logo)
else:
copy_asset_file(path.join(self.confdir, self.config.latex_logo), self.outdir)
def write_message_catalog(self) -> None:
formats = self.config.numfig_format
context = {
'addtocaptions': r'\@iden',
'figurename': formats.get('figure', '').split('%s', 1),
'tablename': formats.get('table', '').split('%s', 1),
'literalblockname': formats.get('code-block', '').split('%s', 1)
}
if self.context['babel'] or self.context['polyglossia']:
context['addtocaptions'] = r'\addto\captions%s' % self.babel.get_language()
filename = path.join(package_dir, 'templates', 'latex', 'sphinxmessages.sty_t')
copy_asset_file(filename, self.outdir, context=context, renderer=LaTeXRenderer())
