#########################################################################
#
# Copyright (C) 2021 OSGeo
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
#########################################################################
from geonode.upload.models import Upload
from rest_framework.filters import BaseFilterBackend
[docs]
class UploadPermissionsFilter(BaseFilterBackend):
"""
A filter backend that limits results to those where the requesting user
has read object level permissions.
"""
[docs]
shortcut_kwargs = {
"accept_global_perms": True,
}
[docs]
def filter_queryset(self, request, queryset, view):
user = request.user
if not user or user.is_anonymous or not user.is_authenticated:
return Upload.objects.none()
elif user.is_superuser:
return queryset
return queryset.filter(user=user)