31 lines
1.1 KiB
Python
31 lines
1.1 KiB
Python
"""
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Middleware for Language Preferences
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"""
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from openedx.core.djangoapps.user_api.preferences.api import get_user_preference
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from lang_pref import LANGUAGE_KEY
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# TODO PLAT-671 Import from Django 1.8
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# from django.utils.translation import LANGUAGE_SESSION_KEY
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from django_locale.trans_real import LANGUAGE_SESSION_KEY
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class LanguagePreferenceMiddleware(object):
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"""
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Middleware for user preferences.
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Ensures that, once set, a user's preferences are reflected in the page
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whenever they are logged in.
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"""
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def process_request(self, request):
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"""
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If a user's UserPreference contains a language preference, use the user's preference.
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"""
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# If the user is logged in, check for their language preference
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if request.user.is_authenticated():
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# Get the user's language preference
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user_pref = get_user_preference(request.user, LANGUAGE_KEY)
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# Set it to the LANGUAGE_SESSION_KEY (Django-specific session setting governing language pref)
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if user_pref:
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request.session[LANGUAGE_SESSION_KEY] = user_pref
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