Return None in load_json_from_redis when the item doesn't exist

For some reason that isn't clear to me yet, a logged-in user session ID
was set even when a user wasn't logged in, causing the user session code
to attempt to fetch user information for a non-existent user ID

1 files changed, 4 insertions, 1 deletions

diff --git a/wqflask/utility/redis_tools.py b/wqflask/utility/redis_tools.py
index a6c5875f..641d973e 100644
--- a/wqflask/utility/redis_tools.py
+++ b/wqflask/utility/redis_tools.py
@@ -28,7 +28,10 @@ def is_redis_available():
 def load_json_from_redis(item_list, column_value):
     if type(column_value) == str:
         column_value = str.encode(column_value)
-    return json.loads(item_list[column_value])
+    try:
+        return json.loads(item_list[column_value])
+    except:
+        return None
 
 
 def get_user_id(column_name, column_value):