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
def ngettext(self, singular, plural, n): translation = self.data.get(singular if n == 1 else plural) if translation is not None: return translation return NullTranslations.ngettext(self, singular, plural, n)