Solve cart deletion issues once and for all

2019-04-04 09:05:53 +02:00
parent 2810e2a760
commit b931d27486
7 changed files with 13 additions and 1 deletions
--- a/src/pretix/api/views/event.py
+++ b/src/pretix/api/views/event.py
@@ -272,6 +272,8 @@ class SubEventViewSet(ConditionalListView, viewsets.ModelViewSet):
                    auth=self.request.auth,
                    data=self.request.data
                )
+                instance.cartposition_set.filter(addon_to__isnull=False).delete()
+                instance.cartposition_set.all().delete()
                super().perform_destroy(instance)
        except ProtectedError:
            raise PermissionDenied('The sub-event could not be deleted as some constraints (e.g. data created by '