118 lines
3.8 KiB
Python
118 lines
3.8 KiB
Python
# authentic2 - versatile identity manager
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# Copyright (C) 2010-2019 Entr'ouvert
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#
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# This program is free software: you can redistribute it and/or modify it
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# under the terms of the GNU Affero General Public License as published
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# by the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import logging
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from datetime import timedelta
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from django.conf import settings
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from django.contrib.contenttypes.models import ContentType
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from django.db import models
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from django.db.models.query import QuerySet
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from django.utils.timezone import now
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from model_utils import managers
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from django_rbac.utils import get_ou_model
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logger = logging.getLogger(__name__)
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class GetBySlugQuerySet(QuerySet):
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def get_by_natural_key(self, slug):
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return self.get(slug=slug)
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GetBySlugManager = GetBySlugQuerySet.as_manager
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class GetByNameQuerySet(QuerySet):
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def get_by_natural_key(self, name):
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return self.get(name=name)
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GetByNameManager = GetByNameQuerySet.as_manager
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class AuthenticationEventManager(models.Manager):
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def cleanup(self):
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# expire after one week
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expire = getattr(settings, 'AUTHENTICATION_EVENT_EXPIRATION', 3600 * 24 * 7)
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self.filter(when__lt=now() - timedelta(seconds=expire)).delete()
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class ExpireManager(models.Manager):
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def cleanup(self):
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self.filter(created__lt=now() - timedelta(days=7)).delete()
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class GenericQuerySet(QuerySet):
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def for_generic_object(self, model):
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content_type = ContentType.objects.get_for_model(model)
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return self.filter(content_type=content_type, object_id=model.pk)
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GenericManager = models.Manager.from_queryset(GenericQuerySet)
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class AttributeValueQuerySet(QuerySet):
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def with_owner(self, owner):
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content_type = ContentType.objects.get_for_model(owner)
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return self.filter(content_type=content_type, object_id=owner.pk)
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def get_by_natural_key(self, ct_nk, owner_nk, attribute_nk):
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from .models import Attribute, AttributeValue
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try:
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ct = ContentType.objects.get_by_natural_key(*ct_nk)
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except ContentType.DoesNotExist:
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raise AttributeValue.DoesNotExist
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try:
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owner_class = ct.model_class()
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owner = owner_class.objects.get_by_natural_key(*owner_nk)
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except owner_class.DoesNotExist:
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raise AttributeValue.DoesNotExist
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try:
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at = Attribute.objects.get_by_natural_key(*attribute_nk)
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except Attribute.DoesNotExist:
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raise AttributeValue.DoesNotExist
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return self.get(content_type=ct, object_id=owner.pk, attribute=at)
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class ServiceQuerySet(managers.InheritanceQuerySetMixin, GetBySlugQuerySet):
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pass
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class BaseServiceManager(models.Manager):
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def get_by_natural_key(self, ou_natural_key, slug):
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OU = get_ou_model()
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kwargs = {'slug': slug}
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if ou_natural_key:
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try:
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ou = OU.objects.get_by_natural_key(*ou_natural_key)
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except OU.DoesNotExist:
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raise self.model.DoesNotExist
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kwargs['ou'] = ou
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else:
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kwargs['ou__isnull'] = True
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return self.get(**kwargs)
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class AttributeManager(managers.QueryManager.from_queryset(GetByNameQuerySet)):
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pass
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ServiceManager = BaseServiceManager.from_queryset(ServiceQuerySet)
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AttributeValueManager = managers.QueryManager.from_queryset(AttributeValueQuerySet)
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