Fix to return proper BrowseMetaData for Root-folder

(Fixes DLNA for  PS3)

MediaBrowser.Dlna/ContentDirectory/ControlHandler.cs

@@ -190,6 +190,8 @@ namespace MediaBrowser.Dlna.ContentDirectory
 
             if (string.Equals(flag, "BrowseMetadata"))
             {
+
+
                 var folder = item as Folder;
 
                 if (folder == null)
@@ -198,10 +200,12 @@ namespace MediaBrowser.Dlna.ContentDirectory
                 }
                 else
                 {
+
+
                     var childrenResult = (await GetChildrenSorted(folder, user, sortCriteria, start, requested).ConfigureAwait(false));
                     totalCount = childrenResult.TotalRecordCount;
 
-                    result.DocumentElement.AppendChild(_didlBuilder.GetFolderElement(result, folder, totalCount, filter));
+                    result.DocumentElement.AppendChild(_didlBuilder.GetFolderElement(result, folder, totalCount, filter, id));
                 }
                 provided++;
             }
@@ -237,7 +241,7 @@ namespace MediaBrowser.Dlna.ContentDirectory
             {
                 new KeyValuePair<string,string>("Result", resXML),
                 new KeyValuePair<string,string>("NumberReturned", provided.ToString(_usCulture)),
-                new KeyValuePair<string,string>("TotalMatches", totalCount.ToString(_usCulture)),
+                new KeyValuePair<string,string>("TotalMatches", id == "0" ? "1" :totalCount.ToString(_usCulture)),
                 new KeyValuePair<string,string>("UpdateID", _systemUpdateId.ToString(_usCulture))
             };
         }

MediaBrowser.Dlna/Didl/DidlBuilder.cs

@@ -362,7 +362,7 @@ namespace MediaBrowser.Dlna.Didl
             container.AppendChild(res);
         }
 
-        public XmlElement GetFolderElement(XmlDocument doc, Folder folder, int childCount, Filter filter)
+        public XmlElement GetFolderElement(XmlDocument doc, Folder folder, int childCount, Filter filter, string requestedId = null)
         {
             var container = doc.CreateElement(string.Empty, "container", NS_DIDL);
             container.SetAttribute("restricted", "0");
@@ -380,6 +380,12 @@ namespace MediaBrowser.Dlna.Didl
                 container.SetAttribute("parentID", parent.Id.ToString("N"));
             }
 
+            if (requestedId == "0")
+            {
+                container.SetAttribute("id","0");
+                container.SetAttribute("parentID", "-1");
+            }
+
             AddCommonFields(folder, container, filter);
 
             AddCover(folder, container);