more remote control

MediaBrowser.Api/WebSocket/SessionInfoWebSocketListener.cs

@@ -0,0 +1,52 @@
+using MediaBrowser.Common.Net;
+using MediaBrowser.Controller.Dto;
+using MediaBrowser.Controller.Session;
+using MediaBrowser.Model.Logging;
+using MediaBrowser.Model.Session;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace MediaBrowser.Api.WebSocket
+{
+    /// <summary>
+    /// Class SessionInfoWebSocketListener
+    /// </summary>
+    class SessionInfoWebSocketListener : BasePeriodicWebSocketListener<IEnumerable<SessionInfoDto>, object>
+    {
+        /// <summary>
+        /// Gets the name.
+        /// </summary>
+        /// <value>The name.</value>
+        protected override string Name
+        {
+            get { return "Sessions"; }
+        }
+
+        /// <summary>
+        /// The _kernel
+        /// </summary>
+        private readonly ISessionManager _sessionManager;
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SessionInfoWebSocketListener"/> class.
+        /// </summary>
+        /// <param name="logger">The logger.</param>
+        /// <param name="sessionManager">The session manager.</param>
+        public SessionInfoWebSocketListener(ILogger logger, ISessionManager sessionManager)
+            : base(logger)
+        {
+            _sessionManager = sessionManager;
+        }
+
+        /// <summary>
+        /// Gets the data to send.
+        /// </summary>
+        /// <param name="state">The state.</param>
+        /// <returns>Task{SystemInfo}.</returns>
+        protected override Task<IEnumerable<SessionInfoDto>> GetDataToSend(object state)
+        {
+            return Task.FromResult(_sessionManager.Sessions.Select(SessionInfoDtoBuilder.GetSessionInfoDto));
+        }
+    }
+}