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68 lines
2.5 KiB
68 lines
2.5 KiB
# -*- coding: utf-8 -*-
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#
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from django.db.models.signals import m2m_changed, post_save, post_delete
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from django.dispatch import receiver
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from common.utils import get_logger
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from common.decorator import on_transaction_commit
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from .models import AssetPermission
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from .utils.asset_permission import AssetPermissionUtilV2
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logger = get_logger(__file__)
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permission_m2m_senders = (
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AssetPermission.nodes.through,
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AssetPermission.assets.through,
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AssetPermission.users.through,
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AssetPermission.user_groups.through,
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)
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@receiver([post_save, post_delete], sender=AssetPermission)
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@on_transaction_commit
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def on_permission_change(sender, action='', **kwargs):
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logger.debug('Asset permission changed, refresh user tree cache')
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AssetPermissionUtilV2.expire_all_user_tree_cache()
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# Todo: 检查授权规则到期，从而修改授权规则
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@receiver(m2m_changed, sender=AssetPermission.nodes.through)
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def on_permission_nodes_changed(sender, instance=None, action='', **kwargs):
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if action != 'post_add':
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return
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if isinstance(instance, AssetPermission):
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logger.debug("Asset permission nodes change signal received")
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nodes = kwargs['model'].objects.filter(pk__in=kwargs['pk_set'])
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system_users = instance.system_users.all()
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for system_user in system_users:
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system_user.nodes.add(*tuple(nodes))
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@receiver(m2m_changed, sender=AssetPermission.assets.through)
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def on_permission_assets_changed(sender, instance=None, action='', **kwargs):
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if action != 'post_add':
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return
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if isinstance(instance, AssetPermission):
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logger.debug("Asset permission assets change signal received")
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assets = kwargs['model'].objects.filter(pk__in=kwargs['pk_set'])
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system_users = instance.system_users.all()
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for system_user in system_users:
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system_user.assets.add(*tuple(assets))
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@receiver(m2m_changed, sender=AssetPermission.system_users.through)
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def on_permission_system_users_changed(sender, instance=None, action='', **kwargs):
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if action != 'post_add':
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return
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if isinstance(instance, AssetPermission):
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system_users = kwargs['model'].objects.filter(pk__in=kwargs['pk_set'])
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logger.debug("Asset permission system_users change signal received")
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assets = instance.assets.all().values_list('id', flat=True)
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nodes = instance.nodes.all().values_list('id', flat=True)
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for system_user in system_users:
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system_user.nodes.add(*tuple(nodes))
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system_user.assets.add(*tuple(assets))
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