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https://github.com/freedombox/FreedomBox.git
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23b6aff290
Signed-off-by: Sunil Mohan Adapa <sunil@medhas.org> Reviewed-by: James Valleroy <jvalleroy@mailbox.org>
65 lines
1.8 KiB
Python
65 lines
1.8 KiB
Python
# SPDX-License-Identifier: AGPL-3.0-or-later
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"""
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Utility methods for managing translations.
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"""
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from django.conf import settings
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from django.utils import translation
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def _should_use_sessions(request):
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return hasattr(request, 'session') and hasattr(translation,
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'LANGUAGE_SESSION_KEY')
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def get_language_from_request(request):
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"""Get the language in the session or as separate cookie.
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Django methods should be used for regular cases. This is only useful for
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very narrow cases.
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"""
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if _should_use_sessions(request):
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language_code = request.session.get(translation.LANGUAGE_SESSION_KEY)
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if language_code:
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return language_code
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return request.COOKIES.get(settings.LANGUAGE_COOKIE_NAME)
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def set_language(request, response, language_code):
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"""Set the language in session or as a separate cookie.
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Sending language code as None removes the preference. response is not
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optional as Django 3.0 up always set the language cookie and Django 4.0
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will no longer set the language in the session.
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"""
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if not language_code:
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if _should_use_sessions(request):
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try:
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del request.session[translation.LANGUAGE_SESSION_KEY]
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except KeyError:
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pass
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if response:
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try:
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response.delete_cookie(settings.LANGUAGE_COOKIE_NAME)
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except KeyError:
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pass
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return
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translation.activate(language_code)
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if _should_use_sessions(request):
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request.session[translation.LANGUAGE_SESSION_KEY] = language_code
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response.set_cookie(
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settings.LANGUAGE_COOKIE_NAME,
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language_code,
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max_age=settings.LANGUAGE_COOKIE_AGE,
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path=settings.LANGUAGE_COOKIE_PATH,
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domain=settings.LANGUAGE_COOKIE_DOMAIN,
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)
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