django-constance/constance/apps.py

32 lines
1.1 KiB
Python

from django.db.models import signals
from django.apps import AppConfig
from django.utils.translation import ugettext_lazy as _
class ConstanceConfig(AppConfig):
name = 'constance'
verbose_name = _('Constance')
def ready(self):
super(ConstanceConfig, self).ready()
signals.post_migrate.connect(self.create_perm,
dispatch_uid='constance.create_perm')
def create_perm(self, using=None, *args, **kwargs):
"""
Creates a fake content type and permission
to be able to check for permissions
"""
from django.contrib.auth.models import Permission
from django.contrib.contenttypes.models import ContentType
if ContentType._meta.installed and Permission._meta.installed:
content_type, created = ContentType.objects.using(using).get_or_create(
app_label='constance',
model='config',
)
permission, created = Permission.objects.using(using).get_or_create(
name='Can change config',
content_type=content_type,
codename='change_config')