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translate.py
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translate.py
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# coding=utf-8
from product_details import thunderbird_desktop as product_details
from markupsafe import Markup
import gettext
import os
import re
import settings
def strip_whitespace(message):
"""Collapses all whitespace into single spaces.
Borrowed from Tower.
"""
return re.compile(r'\s+', re.UNICODE).sub(' ', message).strip()
def get_translations(self):
"""
Return the list of available translations for the langfile.
:param langfile: the path to a lang file, retrieved with get_lang_path()
:return: dict, like {'en-US': 'English (US)', 'fr': 'Français'}
"""
cache_key = 'translations'
translations = self.cache.get(cache_key, {})
if translations:
return translations
for lang in settings.PROD_LANGUAGES:
if lang in product_details.languages:
translations[lang] = product_details.languages[lang]['native']
self.cache[cache_key] = translations
return translations
def l10n_css(self):
"""Return locale-specific css for `self.locale` on the translation object."""
path = os.path.join(settings.MEDIA_URL.strip('/'), 'css', 'l10n', self.locale)
markup = ''
if os.path.exists(path):
url = settings.MEDIA_URL + '/css/l10n/{0}/intl.css'.format(self.locale)
markup = ('<link rel="stylesheet" media="screen,projection,tv" href='
'"{0}">'.format(url))
return Markup(markup)
def gettext_object(lang):
"""Setup gettext translation object and add l10n_css and get_translations methods to it."""
trans = gettext.translation("messages", localedir=settings.LOCALE_PATH, languages=[lang.replace('-', '_')], fallback=True)
trans.cache = {}
trans.locale = lang
trans.get_translations = get_translations.__get__(trans)
trans.l10n_css = l10n_css.__get__(trans)
return trans