mirror of
https://github.com/ae-utbm/sith.git
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58 lines
2.3 KiB
Python
58 lines
2.3 KiB
Python
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# -*- coding:utf-8 -*
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#
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# Copyright 2017
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# - Skia <skia@libskia.so>
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#
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# Ce fichier fait partie du site de l'Association des Étudiants de l'UTBM,
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# http://ae.utbm.fr.
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#
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# This program is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License a published by the Free Software
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# Foundation; either version 3 of the License, or (at your option) any later
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# version.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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# details.
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#
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# You should have received a copy of the GNU General Public License along with
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# this program; if not, write to the Free Sofware Foundation, Inc., 59 Temple
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# Place - Suite 330, Boston, MA 02111-1307, USA.
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#
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#
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from django.apps import AppConfig
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from django.dispatch import receiver
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from django.db.models.signals import pre_save, post_save, m2m_changed
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class SithConfig(AppConfig):
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name = 'core'
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verbose_name = "Core app of the Sith"
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def ready(self):
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from core.models import User, Group
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from club.models import Club, Membership
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from forum.models import Forum
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def clear_cached_groups(sender, **kwargs):
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if kwargs['model'] == Group:
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User._group_ids = {}
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User._group_name = {}
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def clear_cached_memberships(sender, **kwargs):
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User._club_memberships = {}
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Club._memberships = {}
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Forum._club_memberships = {}
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print("Connecting signals!")
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m2m_changed.connect(clear_cached_groups, weak=False, dispatch_uid="clear_cached_groups")
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post_save.connect(clear_cached_memberships, weak=False, sender=Membership, # Membership is cached
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dispatch_uid="clear_cached_memberships_membership")
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post_save.connect(clear_cached_memberships, weak=False, sender=Club, # Club has a cache of Membership
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dispatch_uid="clear_cached_memberships_club")
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post_save.connect(clear_cached_memberships, weak=False, sender=Forum, # Forum has a cache of Membership
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dispatch_uid="clear_cached_memberships_forum")
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# TODO: there may be a need to add more cache clearing
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