52 lines
1.9 KiB
Python
52 lines
1.9 KiB
Python
from django.db.models.signals import pre_save, post_delete, post_save
|
|
from django.dispatch import receiver
|
|
|
|
from . import settings
|
|
from .models import Mailbox, Address
|
|
|
|
|
|
# Admin bulk deletion doesn't call model.delete()
|
|
# So, signals are used instead of model method overriding
|
|
|
|
@receiver(post_delete, sender=Mailbox, dispatch_uid='mailboxes.delete_forwards')
|
|
def delete_forwards(sender, *args, **kwargs):
|
|
# Cleanup related addresses
|
|
instance = kwargs['instance']
|
|
for address in Address.objects.filter(forward__regex=r'.*(^|\s)+%s($|\s)+.*' % instance.name):
|
|
forward = address.forward.split()
|
|
forward.remove(instance.name)
|
|
address.forward = ' '.join(forward)
|
|
if not address.destination:
|
|
address.delete()
|
|
else:
|
|
address.save()
|
|
|
|
|
|
@receiver(pre_save, sender=Mailbox, dispatch_uid='mailboxes.create_local_address')
|
|
def create_local_address(sender, *args, **kwargs):
|
|
mbox = kwargs['instance']
|
|
local_domain = settings.MAILBOXES_LOCAL_DOMAIN
|
|
if not mbox.pk and local_domain:
|
|
Domain = Address._meta.get_field('domain').rel.to
|
|
try:
|
|
domain = Domain.objects.get(name=local_domain)
|
|
except Domain.DoesNotExist:
|
|
pass
|
|
else:
|
|
addr, created = Address.objects.get_or_create(
|
|
name=mbox.name, domain=domain, account_id=domain.account_id)
|
|
if created:
|
|
if domain.account_id == mbox.account_id:
|
|
mbox._post_save_add_address = addr
|
|
else:
|
|
addr.forward = mbox.name
|
|
addr.save(update_fields=('forward',))
|
|
|
|
|
|
@receiver(post_save, sender=Mailbox, dispatch_uid='mailboxes.add_local_address')
|
|
def add_local_address(sender, *args, **kwargs):
|
|
mbox = kwargs['instance']
|
|
addr = getattr(mbox, '_post_save_add_address', None)
|
|
if addr:
|
|
addr.mailboxes.add(mbox)
|