implement modular media sources

MediaBrowser.Server.Implementations/Channels/ChannelDynamicMediaSourceProvider.cs

@@ -0,0 +1,43 @@
+using MediaBrowser.Controller.Channels;
+using MediaBrowser.Controller.Entities;
+using MediaBrowser.Controller.Library;
+using MediaBrowser.Model.Dto;
+using System;
+using System.Collections.Generic;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace MediaBrowser.Server.Implementations.Channels
+{
+    public class ChannelDynamicMediaSourceProvider : IMediaSourceProvider
+    {
+        private readonly ChannelManager _channelManager;
+
+        public ChannelDynamicMediaSourceProvider(IChannelManager channelManager)
+        {
+            _channelManager = (ChannelManager)channelManager;
+        }
+
+        public Task<IEnumerable<MediaSourceInfo>> GetMediaSources(IHasMediaSources item, CancellationToken cancellationToken)
+        {
+            var channelItem = item as IChannelMediaItem;
+
+            if (channelItem != null)
+            {
+                return _channelManager.GetDynamicMediaSources(channelItem, cancellationToken);
+            }
+
+            return Task.FromResult<IEnumerable<MediaSourceInfo>>(new List<MediaSourceInfo>());
+        }
+
+        public Task<MediaSourceInfo> OpenMediaSource(string openKey, CancellationToken cancellationToken)
+        {
+            throw new NotImplementedException();
+        }
+
+        public Task CloseMediaSource(string closeKey, CancellationToken cancellationToken)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}