team-3/src/c3nav/control/models.py
2017-12-19 11:37:00 +01:00

58 lines
2.3 KiB
Python

from django.conf import settings
from django.core.cache import cache
from django.db import models
from django.utils.functional import lazy
from django.utils.translation import ugettext_lazy as _
class UserPermissions(models.Model):
"""
User Permissions
"""
user = models.OneToOneField(settings.AUTH_USER_MODEL, on_delete=models.CASCADE, primary_key=True)
review_changesets = models.BooleanField(default=False, verbose_name=_('can review changesets'))
direct_edit = models.BooleanField(default=False, verbose_name=_('can activate direct editing'))
max_changeset_changes = models.PositiveSmallIntegerField(default=10, verbose_name=_('max changes per changeset'))
control_panel = models.BooleanField(default=False, verbose_name=_('can access control panel'))
grant_permissions = models.BooleanField(default=False, verbose_name=_('can grant control permissions'))
manage_announcements = models.BooleanField(default=False, verbose_name=_('manage announcements'))
grant_all_access = models.BooleanField(default=False, verbose_name=_('can grant access to everything'))
api_secret = models.CharField(null=True, blank=True, max_length=64, verbose_name=_('API secret'))
class Meta:
verbose_name = _('User Permissions')
verbose_name_plural = _('User Permissions')
default_related_name = 'permissions'
@staticmethod
def get_cache_key(pk):
return 'control:permissions:%d' % pk
@classmethod
def get_for_user(cls, user, force=False) -> 'UserPermissions':
cache_key = cls.get_cache_key(user.pk)
result = None
if not force:
result = cache.get(cache_key, None)
for field in cls._meta.get_fields():
if not hasattr(result, field.attname):
result = None
break
if result:
return result
try:
result = user.permissions
except AttributeError:
result = cls(user=user)
cache.set(cache_key, result, 900)
return result
def save(self, *args, **kwargs):
super().save(*args, **kwargs)
cache_key = self.get_cache_key(self.pk)
cache.set(cache_key, self, 900)
get_permissions_for_user_lazy = lazy(UserPermissions.get_for_user, UserPermissions)