From a319da872c49a53324217c4a76708e833b62a0ca Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Laura=20Kl=C3=BCnder?= <laura@codingcatgirl.de>
Date: Sat, 28 Dec 2019 20:02:55 +0100
Subject: [PATCH] invalid data? we'll tell you off!

---
 src/c3nav/routing/api.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/c3nav/routing/api.py b/src/c3nav/routing/api.py
index 2cc11f6c..7d791b1c 100644
--- a/src/c3nav/routing/api.py
+++ b/src/c3nav/routing/api.py
@@ -124,6 +124,10 @@ class RoutingViewSet(ViewSet):
             data = {}
         else:
             data = request.data
+            if 'stations' not in data:
+                return Response({
+                    'errors': (_('stations is missing.'),),
+                }, status=400)
             stations_data = data['stations']
 
         try: