Fix permission check

1 files changed, 6 insertions, 1 deletions

diff --git a/ishtar_common/utils.py b/ishtar_common/utils.py
index 89700eaad..3202afede 100644
--- a/ishtar_common/utils.py
+++ b/ishtar_common/utils.py
@@ -46,6 +46,7 @@ from django import forms
 from django.apps import apps
 from django.conf import settings
 from django.conf.urls import url
+from django.contrib.auth.models import Permission
 from django.contrib.contenttypes.models import ContentType
 from django.contrib.gis.geos import GEOSGeometry
 from django.contrib.sessions.backends.db import SessionStore
@@ -243,7 +244,11 @@ def check_model_access_control(request, model, available_perms=None):
         allowed = True
         own = False
         return allowed, own
-    for perm, lbl in model._meta.permissions:
+    q = Permission.objects.filter(
+        content_type__app_label=model._meta.app_label,
+        content_type__model=model._meta.model_name
+    )
+    for perm in q.values_list("codename", flat=True):
         if perm not in available_perms:
             continue
         if ishtaruser.person.has_right(perm, session=request.session):