48 lines
1.7 KiB
Python
48 lines
1.7 KiB
Python
from django.db.models.signals import pre_delete
|
|
from django.dispatch import receiver
|
|
|
|
from accounts.models import *
|
|
from permissions.models import *
|
|
|
|
|
|
"""
|
|
As permissions objects do not use a foreign key but instead an integer field
|
|
on the foreign object id, we can rely on database cascade deletion to delete
|
|
outaded permissions and we have to do it our-self.
|
|
"""
|
|
|
|
|
|
@receiver(pre_delete, sender=User, dispatch_uid="clean_user_perms")
|
|
def clean_user_perms(sender, instance, **kwargs):
|
|
# Clean global permissions
|
|
perms = GlobalPermission.objects.filter(grantee_id=instance.id,
|
|
grantee_type=GlobalPermission.GRANTEE_USER)
|
|
perms.delete()
|
|
# Clean project permissions
|
|
perms = ProjectPermission.objects.filter(grantee_id=instance.id,
|
|
grantee_type=GlobalPermission.GRANTEE_USER)
|
|
perms.delete()
|
|
|
|
|
|
@receiver(pre_delete, sender=Group, dispatch_uid="clean_group_perms")
|
|
def clean_group_perms(sender, instance, **kwargs):
|
|
# Clean global permissions
|
|
perms = GlobalPermission.objects.filter(grantee_id=instance.id,
|
|
grantee_type=GlobalPermission.GRANTEE_GROUP)
|
|
perms.delete()
|
|
# Clean project permissions
|
|
perms = ProjectPermission.objects.filter(grantee_id=instance.id,
|
|
grantee_type=GlobalPermission.GRANTEE_GROUP)
|
|
perms.delete()
|
|
|
|
|
|
@receiver(pre_delete, sender=Team, dispatch_uid="clean_team_perms")
|
|
def clean_team_perms(sender, instance, **kwargs):
|
|
# Clean global permissions
|
|
perms = GlobalPermission.objects.filter(grantee_id=instance.id,
|
|
grantee_type=GlobalPermission.GRANTEE_TEAM)
|
|
perms.delete()
|
|
# Clean project permissions
|
|
perms = ProjectPermission.objects.filter(grantee_id=instance.id,
|
|
grantee_type=GlobalPermission.GRANTEE_TEAM)
|
|
perms.delete()
|