.

atlas/views.py

@@ -1275,10 +1275,13 @@ def collection_take_overview(request, pk, cid, passcode):
 
 
 def collection_case_view_take(request, pk, case_number, cid, passcode):
-    return collection_case_view(request, pk, case_number, True, cid, passcode)
-
+    return collection_case_view_base(request, pk, case_number, True, cid, passcode)
 
+@user_is_collection_author_or_atlas_editor
 def collection_case_view(request, pk, case_number, take=False, cid=None, passcode=None):
+    return collection_case_view_base(request, pk, case_number, take=False, cid=None, passcode=None)
+
+def collection_case_view_base(request, pk, case_number, take=False, cid=None, passcode=None):
     collection = get_object_or_404(CaseCollection, pk=pk)
 
     form = None
@@ -1290,6 +1293,7 @@ def collection_case_view(request, pk, case_number, take=False, cid=None, passcod
 
         if take and not collection.check_cid_user(cid, passcode, request):
             raise Http404("Error accessing exam")
+        elif request.user.id not in 
 
     cases = collection.cases.all().order_by("casedetail__sort_order").prefetch_related()
     case = cases[case_number]