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Merge pull request #4940 from tk0miya/4877_dont_use_Babel.get_language

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Fix #4877: latex: Don't use Babel.get_language()
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Takeshi KOMIYA 2018-05-11 22:48:56 +09:00 committed by GitHub
commit 49256f8929
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1 changed files with 30 additions and 21 deletions
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51
sphinx/writers/latex.py
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@ -190,43 +190,51 @@ class LaTeXWriter(writers.Writer):
# Helper classes
class ExtBabel(Babel):
cyrillic_languages = ('bulgarian', 'kazakh', 'mongolian', 'russian', 'ukrainian')
shorthands = {
'ngerman': '"',
'slovene': '"',
'portuges': '"',
'spanish': '"',
'dutch': '"',
'polish': '"',
'italian': '"',
}
def __init__(self, language_code, use_polyglossia=False):
# type: (unicode, bool) -> None
super(ExtBabel, self).__init__(language_code or '')
self.language_code = language_code
self.use_polyglossia = use_polyglossia
self.supported = True
super(ExtBabel, self).__init__(language_code or '')
def get_shorthandoff(self):
# type: () -> unicode
shortlang = self.language.split('_')[0]
if shortlang in ('de', 'ngerman', 'sl', 'slovene', 'pt', 'portuges',
'es', 'spanish', 'nl', 'dutch', 'pl', 'polish', 'it',
'italian'):
return '\\ifnum\\catcode`\\"=\\active\\shorthandoff{"}\\fi'
elif shortlang in ('tr', 'turkish'):
shorthand = self.shorthands.get(self.language)
if shorthand:
return r'\ifnum\catcode`\%s=\active\shorthandoff{%s}\fi' % (shorthand, shorthand)
elif self.language == 'turkish':
# memo: if ever Sphinx starts supporting 'Latin', do as for Turkish
return '\\ifnum\\catcode`\\=\\string=\\active\\shorthandoff{=}\\fi'
return r'\ifnum\catcode`\=\string=\active\shorthandoff{=}\fi'
return ''
def uses_cyrillic(self):
# type: () -> bool
shortlang = self.language.split('_')[0]
return shortlang in ('bg', 'bulgarian', 'kk', 'kazakh',
'mn', 'mongolian', 'ru', 'russian',
'uk', 'ukrainian')
return self.language in self.cyrillic_languages
def is_supported_language(self):
# type: () -> bool
return bool(super(ExtBabel, self).get_language())
return self.supported
def get_language(self):
# type: () -> unicode
language = super(ExtBabel, self).get_language()
def language_name(self, language_code):
# type: (unicode) -> unicode
language = super(ExtBabel, self).language_name(language_code)
if language == 'ngerman' and self.use_polyglossia:
# polyglossia calls new orthography (Neue Rechtschreibung) as
# german (with new spelling option).
return 'german'
elif not language:
self.supported = False
return 'english' # fallback to english
else:
return language
@ -234,13 +242,14 @@ class ExtBabel(Babel):
def get_mainlanguage_options(self):
# type: () -> unicode
"""Return options for polyglossia's ``\setmainlanguage``."""
language = super(ExtBabel, self).get_language()
if self.use_polyglossia is False:
return None
elif language == 'ngerman':
return 'spelling=new'
elif language == 'german':
return 'spelling=old'
elif self.language == 'german':
language = super(ExtBabel, self).language_name(self.language_code)
if language == 'ngerman':
return 'spelling=new'
else:
return 'spelling=old'
else:
return None