50 lines
1.5 KiB
Python
50 lines
1.5 KiB
Python
# -*- coding: utf-8 -*-
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from django.conf import settings
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from django.contrib import messages
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from django.contrib.auth.signals import user_logged_out
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from django.dispatch import receiver
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from django.template.loader import render_to_string
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from django.utils.safestring import mark_safe
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from allauth.account.utils import get_next_redirect_url
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from allauth.socialaccount import providers
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from . import CAS_PROVIDER_SESSION_KEY
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@receiver(user_logged_out)
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def cas_account_logout(sender, request, **kwargs):
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provider_id = request.session.get(CAS_PROVIDER_SESSION_KEY)
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if (not provider_id or
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'django.contrib.messages' not in settings.INSTALLED_APPS):
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return
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provider = providers.registry.by_id(provider_id, request)
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if not provider.message_on_logout(request):
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return
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redirect_url = (
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get_next_redirect_url(request) or
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request.get_full_path()
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)
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logout_kwargs = {'next': redirect_url} if redirect_url else {}
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logout_url = provider.get_logout_url(request, **logout_kwargs)
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logout_link = mark_safe('<a href="{}">link</a>'.format(logout_url))
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level = provider.message_on_logout_level(request)
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# DefaultAccountAdapter.add_message from allauth.account.adapter is
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# unusable because HTML in message content is always escaped.
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template = 'cas_account/messages/logged_out.txt'
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context = {
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'logout_url': logout_url,
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'logout_link': logout_link,
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}
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message = mark_safe(render_to_string(template, context).strip())
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messages.add_message(request, level, message)
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