User context annotation added

Author: kwn

activities/context.py

@@ -0,0 +1,14 @@
+from flask import request, abort
+from functools import wraps
+
+
+def user_context(function):
+    @wraps(function)
+    def decorated_function(*args, **kwargs):
+        user_id = request.headers.get('X-Foodlove-User-Id', None)
+
+        if user_id is not None:
+            return function(user_id=int(user_id), *args, **kwargs)
+        else:
+            abort(401)
+    return decorated_function