Improved permissions, 404 and 403 errors will be more frequent (when we type an invalid URL)

apps/permission/views.py

@@ -0,0 +1,11 @@
+# Copyright (C) 2018-2020 by BDE ENS Paris-Saclay
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+from permission.backends import PermissionBackend
+
+
+class ProtectQuerysetMixin:
+    def get_queryset(self, **kwargs):
+        qs = super().get_queryset(**kwargs)
+
+        return qs.filter(PermissionBackend.filter_queryset(self.request.user, qs.model, "view"))