[rygel] core: Add create_classes list to MediaContainer

[Zeeshan Ali Khattak <zeeshanak src gnome org>]

commit ef3953add039286a547a1143c20822fef47f2706
Author: Zeeshan Ali (Khattak) <zeeshanak gnome org>
Date:   Tue Feb 23 14:25:59 2010 +0200

    core: Add create_classes list to MediaContainer
    
    MediaContainer keeps a list of (UPnP) classes that an object in it could
    be created of. Also expose create_classes to clients.

 src/rygel/rygel-didl-lite-writer.vala |    9 +++++++++
 src/rygel/rygel-media-container.vala  |    5 +++++
 2 files changed, 14 insertions(+), 0 deletions(-)
---
diff --git a/src/rygel/rygel-didl-lite-writer.vala b/src/rygel/rygel-didl-lite-writer.vala
index 31b51e2..12a1071 100644
--- a/src/rygel/rygel-didl-lite-writer.vala
+++ b/src/rygel/rygel-didl-lite-writer.vala
@@ -113,5 +113,14 @@ internal class Rygel.DIDLLiteWriter : GUPnP.DIDLLiteWriter {
         didl_container.upnp_class = container.upnp_class;
         didl_container.restricted = container.uris.size <= 0;
         didl_container.searchable = true;
+
+        if (!didl_container.restricted) {
+            weak Xml.Node node = (Xml.Node) didl_container.xml_node;
+            weak Xml.Ns ns = (Xml.Ns) didl_container.upnp_namespace;
+
+            foreach (var create_class in container.create_classes) {
+                node.new_child (ns, "CreateClass", create_class);
+            }
+        }
     }
 }
diff --git a/src/rygel/rygel-media-container.vala b/src/rygel/rygel-media-container.vala
index 2a69726..3bb9c0d 100644
--- a/src/rygel/rygel-media-container.vala
+++ b/src/rygel/rygel-media-container.vala
@@ -40,6 +40,9 @@ public abstract class Rygel.MediaContainer : MediaObject {
     public int child_count;
     public uint32 update_id;
 
+    // List of classes that an object in this container could be created of
+    public ArrayList<string> create_classes;
+
     public MediaContainer (string          id,
                            MediaContainer? parent,
                            string          title,
@@ -52,6 +55,8 @@ public abstract class Rygel.MediaContainer : MediaObject {
         this.upnp_class = "object.container.storageFolder";
 
         this.container_updated.connect (on_container_updated);
+
+        this.create_classes = new ArrayList<string> ();
     }
 
     public MediaContainer.root (string title,