dlna server fixes

MediaBrowser.Model/Configuration/DlnaOptions.cs

@@ -6,13 +6,18 @@ namespace MediaBrowser.Model.Configuration
         public bool EnablePlayTo { get; set; }
         public bool EnableServer { get; set; }
         public bool EnableDebugLogging { get; set; }
+        public bool BlastAliveMessages { get; set; }
         public int ClientDiscoveryIntervalSeconds { get; set; }
+        public int BlastAliveMessageIntervalSeconds { get; set; }
+        public string DefaultUserId { get; set; }
 
         public DlnaOptions()
         {
             EnablePlayTo = true;
             EnableServer = true;
+            BlastAliveMessages = true;
             ClientDiscoveryIntervalSeconds = 60;
+            BlastAliveMessageIntervalSeconds = 60;
         }
     }
 }

MediaBrowser.Model/Dlna/DeviceProfile.cs

@@ -40,6 +40,8 @@ namespace MediaBrowser.Model.Dlna
 
         public string SupportedMediaTypes { get; set; }
 
+        public string UserId { get; set; }
+        
         /// <summary>
         /// Controls the content of the X_DLNADOC element in the urn:schemas-dlna-org:device-1-0 namespace.
         /// </summary>

MediaBrowser.Model/Dlna/Filter.cs

@@ -0,0 +1,26 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace MediaBrowser.Model.Dlna
+{
+    public class Filter
+    {
+        private readonly List<string> _fields;
+        private readonly bool _all;
+
+        public Filter(string filter)
+        {
+            _all = string.Equals(filter, "*", StringComparison.OrdinalIgnoreCase);
+
+            _fields = (filter ?? string.Empty)
+                .Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries)
+                .ToList();
+        }
+
+        public bool Contains(string field)
+        {
+            return _all || _fields.Contains(field, StringComparer.OrdinalIgnoreCase);
+        }
+    }
+}

MediaBrowser.Model/Dlna/SearchCriteria.cs

@@ -0,0 +1,49 @@
+using System;
+
+namespace MediaBrowser.Model.Dlna
+{
+    public class SearchCriteria
+    {
+        public SearchType SearchType { get; set; }
+
+        public SearchCriteria(string search)
+        {
+            if (string.IsNullOrEmpty(search))
+            {
+                throw new ArgumentNullException("search");
+            }
+
+            SearchType = SearchType.Unknown;
+
+            if (search.IndexOf("upnp:class", StringComparison.OrdinalIgnoreCase) != -1 &&
+                search.IndexOf("derivedfrom", StringComparison.OrdinalIgnoreCase) != -1)
+            {
+                if (search.IndexOf("object.item.audioItem", StringComparison.OrdinalIgnoreCase) != -1)
+                {
+                    SearchType = SearchType.Audio;
+                }
+                else if (search.IndexOf("object.item.imageItem", StringComparison.OrdinalIgnoreCase) != -1)
+                {
+                    SearchType = SearchType.Image;
+                }
+                else if (search.IndexOf("object.item.videoItem", StringComparison.OrdinalIgnoreCase) != -1)
+                {
+                    SearchType = SearchType.Video;
+                }
+                else if (search.IndexOf("object.container.playlistContainer", StringComparison.OrdinalIgnoreCase) != -1)
+                {
+                    SearchType = SearchType.Playlist;
+                }
+            }
+        }
+    }
+
+    public enum SearchType
+    {
+        Unknown = 0,
+        Audio = 1,
+        Image = 2,
+        Video = 3,
+        Playlist = 4
+    }
+}

MediaBrowser.Model/Dlna/SortCriteria.cs

@@ -0,0 +1,11 @@
+
+namespace MediaBrowser.Model.Dlna
+{
+    public class SortCriteria
+    {
+        public SortCriteria(string value)
+        {
+            
+        }
+    }
+}

MediaBrowser.Model/MediaBrowser.Model.csproj

@@ -73,9 +73,12 @@
     <Compile Include="Dlna\DeviceProfileInfo.cs" />
     <Compile Include="Dlna\DirectPlayProfile.cs" />
     <Compile Include="Dlna\DlnaMaps.cs" />
+    <Compile Include="Dlna\Filter.cs" />
     <Compile Include="Dlna\MediaFormatProfile.cs" />
     <Compile Include="Dlna\MediaFormatProfileResolver.cs" />
     <Compile Include="Dlna\ResponseProfile.cs" />
+    <Compile Include="Dlna\SearchCriteria.cs" />
+    <Compile Include="Dlna\SortCriteria.cs" />
     <Compile Include="Dlna\StreamBuilder.cs" />
     <Compile Include="Dlna\StreamInfo.cs" />
     <Compile Include="Dlna\TranscodingProfile.cs" />