OpenSlides/openslides/mediafiles/access_permissions.py
Oskar Hahn cd34d30866 Remove utils.collections.Collection class and other cleanups
* Activate restricted_data_cache on inmemory cache
* Use ElementCache in rest-api get requests
* Get requests on the restapi return 404 when the user has no permission
* Added async function for has_perm and in_some_groups
* changed Cachable.get_restricted_data to be an ansync function
* rewrote required_user_system
* changed default implementation of access_permission.check_permission to
  check a given permission or check if anonymous is enabled
2018-11-03 20:48:19 +01:00

40 lines
1.3 KiB
Python

from typing import Any, Dict, List, Optional
from ..utils.access_permissions import BaseAccessPermissions
from ..utils.auth import async_has_perm
from ..utils.collection import CollectionElement
class MediafileAccessPermissions(BaseAccessPermissions):
"""
Access permissions container for Mediafile and MediafileViewSet.
"""
base_permission = 'mediafiles.can_see'
def get_serializer_class(self, user=None):
"""
Returns serializer class.
"""
from .serializers import MediafileSerializer
return MediafileSerializer
async def get_restricted_data(
self,
full_data: List[Dict[str, Any]],
user: Optional[CollectionElement]) -> List[Dict[str, Any]]:
"""
Returns the restricted serialized data for the instance prepared
for the user. Removes hidden mediafiles for some users.
"""
# Parse data.
if await async_has_perm(user, 'mediafiles.can_see') and await async_has_perm(user, 'mediafiles.can_see_hidden'):
data = full_data
elif await async_has_perm(user, 'mediafiles.can_see'):
# Exclude hidden mediafiles.
data = [full for full in full_data if not full['hidden']]
else:
data = []
return data