38 lines
1.2 KiB
Python
38 lines
1.2 KiB
Python
from django.conf import settings
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from django.conf.urls import url
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from django.urls import LocaleRegexURLResolver, get_resolver
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from django.utils import lru_cache
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from django.views.i18n import set_language
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def i18n_patterns(*urls, **kwargs):
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"""
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Adds the language code prefix to every URL pattern within this
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function. This may only be used in the root URLconf, not in an included
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URLconf.
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"""
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if not settings.USE_I18N:
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return list(urls)
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prefix_default_language = kwargs.pop('prefix_default_language', True)
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assert not kwargs, 'Unexpected kwargs for i18n_patterns(): %s' % kwargs
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return [LocaleRegexURLResolver(list(urls), prefix_default_language=prefix_default_language)]
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@lru_cache.lru_cache(maxsize=None)
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def is_language_prefix_patterns_used(urlconf):
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"""
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Return a tuple of two booleans: (
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`True` if LocaleRegexURLResolver` is used in the `urlconf`,
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`True` if the default language should be prefixed
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)
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"""
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for url_pattern in get_resolver(urlconf).url_patterns:
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if isinstance(url_pattern, LocaleRegexURLResolver):
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return True, url_pattern.prefix_default_language
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return False, False
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urlpatterns = [
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url(r'^setlang/$', set_language, name='set_language'),
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]
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