core: Check upnp:class on CreateItem

1 files changed, 7 insertions, 0 deletions

diff --git a/src/rygel/rygel-item-creator.vala b/src/rygel/rygel-item-creator.vala
index f2882a27..5ed384bf 100644
--- a/src/rygel/rygel-item-creator.vala
+++ b/src/rygel/rygel-item-creator.vala
@@ -97,6 +97,13 @@ internal class Rygel.ItemCreator: GLib.Object, Rygel.StateMachine {
                                          "were found in 'dlnaManaged'");
             }
 
+            if (didl_item.upnp_class == null ||
+                didl_item.upnp_class == "" ||
+                !didl_item.upnp_class.has_prefix ("object.item")) {
+                throw new ContentDirectoryError.BAD_METADATA
+                                        ("Invalid upnp:class given ");
+            }
+
             if (didl_item.restricted) {
                 throw new ContentDirectoryError.INVALID_ARGS
                                         ("Cannot create restricted item");