[rygel] mediathek: Change default sort order

[Jens Georg <jensgeorg src gnome org>]

commit ee6cfa50bc7a38c73c4888217b2f1b694e784e22
Author: Jens Georg <mail jensge org>
Date:   Fri Aug 17 23:39:37 2012 +0200

    mediathek: Change default sort order
    
    Sort by date, newest first

 .../mediathek/rygel-mediathek-rss-container.vala   |    1 +
 .../rygel-mediathek-video-item-factory.vala        |   20 ++++++++++++++++----
 2 files changed, 17 insertions(+), 4 deletions(-)
---
diff --git a/src/plugins/mediathek/rygel-mediathek-rss-container.vala b/src/plugins/mediathek/rygel-mediathek-rss-container.vala
index e60bd0b..ff9905a 100644
--- a/src/plugins/mediathek/rygel-mediathek-rss-container.vala
+++ b/src/plugins/mediathek/rygel-mediathek-rss-container.vala
@@ -38,6 +38,7 @@ public class Rygel.Mediathek.RssContainer : Rygel.SimpleContainer {
 
         this.content_id = id;
         this.feed_uri = uri_template.printf (id);
+        this.sort_criteria = "-dc:date,+dc:title";
         this.update.begin ();
     }
 
diff --git a/src/plugins/mediathek/rygel-mediathek-video-item-factory.vala b/src/plugins/mediathek/rygel-mediathek-video-item-factory.vala
index 2a4c51a..bae9432 100644
--- a/src/plugins/mediathek/rygel-mediathek-video-item-factory.vala
+++ b/src/plugins/mediathek/rygel-mediathek-video-item-factory.vala
@@ -45,9 +45,12 @@ internal class Rygel.Mediathek.VideoItemFactory : Object {
                                     throws VideoItemError {
         string title;
         string playlist_url;
+        string date;
+
         this.extract_data_from_xml (xml_item,
                                     out title,
-                                    out playlist_url);
+                                    out playlist_url,
+                                    out date);
 
         var resolved_uris = yield playlist_parser.parse (playlist_url);
 
@@ -60,6 +63,7 @@ internal class Rygel.Mediathek.VideoItemFactory : Object {
 
         item.mime_type = this.playlist_parser.mime_type;
         item.author = "ZDF - Second German TV Channel Streams";
+        item.date = date;
 
         if (this.video_format == VIDEO_FORMAT_WMV) {
             item.dlna_profile = "WMVMED_FULL";
@@ -101,13 +105,14 @@ internal class Rygel.Mediathek.VideoItemFactory : Object {
         }
     }
 
-    private bool namespace_ok (Xml.Node* node) {
-        return node->ns != null && node->ns->prefix == "media";
+    private bool namespace_ok (Xml.Node* node, string prefix = "media") {
+        return node->ns != null && node->ns->prefix == prefix;
     }
 
     private void extract_data_from_xml (Xml.Node   *item,
                                         out string  title,
-                                        out string  playlist_url)
+                                        out string  playlist_url,
+                                        out string? date)
                                         throws VideoItemError {
         var title_node = XMLUtils.get_element (item, "title");
         var group = XMLUtils.get_element (item, "group");
@@ -152,5 +157,12 @@ internal class Rygel.Mediathek.VideoItemFactory : Object {
         }
 
         title = title_node->get_content ();
+
+        var date_node = XMLUtils.get_element (item, "date");
+        if (date_node != null && this.namespace_ok (date_node, "dc")) {
+            date = date_node->get_content ();
+        } else {
+            date = null;
+        }
     }
 }