From 444e45b1106047a5479f75d52e882c22062b3bb7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Laura=20Kl=C3=BCnder?= <laura@codingcatgirl.de>
Date: Tue, 19 Dec 2017 18:13:53 +0100
Subject: [PATCH] userpermissions for unauthenticated users

---
 src/c3nav/control/models.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/c3nav/control/models.py b/src/c3nav/control/models.py
index e7a8fe66..e13174a7 100644
--- a/src/c3nav/control/models.py
+++ b/src/c3nav/control/models.py
@@ -32,6 +32,8 @@ class UserPermissions(models.Model):
 
     @classmethod
     def get_for_user(cls, user, force=False) -> 'UserPermissions':
+        if not user.is_authenticated:
+            return cls()
         cache_key = cls.get_cache_key(user.pk)
         result = None
         if not force: