[DAV] Fix some refactoring leftovers

aleksis/core/util/dav_handler/generic.py

@@ -124,7 +124,8 @@ class DAVHref(ElementHandler):
             obj = resource.get_objects(self.request._request).get(pk=pk)
         except resource.DoesNotExist:
             obj = NotFoundObject(self.content)
-        self.request.objects = list(self.request.objects).append(obj)
+
+        list(self.request.objects).append(obj)
 
 
 class DAVProp(ElementHandler):

aleksis/core/views.py

@@ -1490,7 +1490,7 @@ class DAVSingleResourceView(DAVResourceView):
         except resource.DoesNotExist as exc:
             raise Http404 from exc
 
-        self._dav_request = DAVRequest(request, resource, objects[0])
+        self._dav_request = DAVRequest(request, resource, objects)
 
         try:
             self._dav_request.parse()
@@ -1508,12 +1508,12 @@ class DAVSingleResourceView(DAVResourceView):
     def get(self, request, name, id, *args, **kwargs):  # noqa: A002
         resource: DAVResource = self.get_object()
         try:
-            objects = resource.get_objects(request).get(pk=id)
+            obj = resource.get_objects(request).get(pk=id)
         except resource.DoesNotExist as exc:
             raise Http404 from exc
 
         response = HttpResponse(content_type=resource.get_dav_content_type())
-        response.write(resource.get_dav_file_content(request, objects=objects))
+        response.write(resource.get_dav_file_content(request, objects=[obj]))
         return response