Use get_object_or_404 for delete view to prevent server errors

aleksis/apps/mensa/views.py

@@ -4,7 +4,7 @@ import time
 
 from django.contrib.auth.decorators import login_required, permission_required
 from django.http import FileResponse
-from django.shortcuts import render, redirect
+from django.shortcuts import render, redirect, get_object_or_404
 from django.utils import timezone
 
 from .models import Menu
@@ -34,7 +34,8 @@ def upload(request):
 @login_required
 @permission_required("mensa.add_menu")
 def delete(request, id):
-    Menu.objects.get(id=id).delete()
+    menu = get_object_or_404(Menu, pk=id)
+    menu.delete()
 
     messages.success(request, _("The menu was deleted successfully."))
     return redirect("menu_index")