def translation(domain,
localedir=None,
languages=None,
_class=None,
fallback=False,
codeset=None):
"""Similar to gettext.translation() but also search inside ZIP archives
if this module is loaded from one.
"""
if languages is None:
languages = get_languages()
archive = __archive__
if (localedir is None or archive is None
or not startswith_token(localedir, archive, os.sep)):
return _gettext.translation(domain, localedir, languages, _class,
fallback, codeset)
languages = tuple(unique(get_fallback_languages(languages)))
translations = None
if languages:
assert startswith_token(localedir, archive, dirseps)
localedir = strip(localedir, dirseps, start=len(archive) + len(os.sep))
locale_suffix = os.path.join('LC_MESSAGES',
os.extsep.join((domain, 'mo')))
with ZipFile(archive) as archive:
#archive.debug = 3
for lang in languages:
lang_path = os.path.join(localedir, lang, locale_suffix)
#print('Trying', lang_path, '...', file=sys.stderr)
translation_file = archive.open(lang_path,
follow_symlinks=True,
fail_missing=False)
if translation_file is not None:
with translation_file:
#print("Found language '{:s}' at '{:s}'.".format(lang, lang_path))
translations = ((_class
or GNUTranslations)(translation_file))
break
if translations is None:
if not fallback:
raise OSError("No translation in '{:s}:{:s}' for: {:s}".format(
archive, localedir, ', '.join(languages)))
translations = NullTranslations()
if codeset is not None:
translations.set_output_charset(codeset)
return translations
def ActivateTranslation(session, config, language, localedir=None):
global ACTIVE_TRANSLATION, RECENTLY_TRANSLATED
if not language:
language = os.getenv('LANG', None)
if not localedir:
import mailpile.config.paths
localedir = mailpile.config.paths.DEFAULT_LOCALE_DIRECTORY()
trans = None
if (not language) or language[:5].lower() in ('en', 'en_us', 'c'):
trans = NullTranslations()
elif language:
try:
trans = translation("mailpile",
localedir, [language],
codeset="utf-8")
except IOError:
if session:
session.ui.debug('Failed to load language %s' % language)
if not trans:
trans = translation("mailpile",
localedir,
codeset='utf-8',
fallback=True)
if session:
session.ui.debug('Failed to configure i18n (%s). '
'Using fallback.' % language)
if trans:
with RECENTLY_TRANSLATED_LOCK:
RECENTLY_TRANSLATED = []
ACTIVE_TRANSLATION = trans
trans.org_gettext = trans.gettext
trans.org_ngettext = trans.ngettext
trans.gettext = lambda t, g: gettext(g)
trans.ngettext = lambda t, s1, s2, n: ngettext(s1, s2, n)
trans.set_output_charset("utf-8")
if hasattr(config, 'jinja_env'):
config.jinja_env.install_gettext_translations(trans, newstyle=True)
if session and language and not isinstance(trans, NullTranslations):
session.ui.debug(gettext('Loaded language %s') % language)
return trans
