mono progress - able to start app

MediaBrowser.Server.Mono/Program.cs

@@ -1,16 +1,188 @@
+using MediaBrowser.Common.Constants;
+using MediaBrowser.Common.Implementations.Logging;
+using MediaBrowser.Common.Implementations.Updates;
+using MediaBrowser.Model.Logging;
+using MediaBrowser.Server.Implementations;
+using MediaBrowser.ServerApplication;
+using Microsoft.Win32;
 using System;
+using System.Diagnostics;
+using System.IO;
+using System.Threading;
+using System.Windows;
 using Gtk;
+using System.Threading.Tasks;
 
 namespace MediaBrowser.Server.Mono
 {
-	class MainClass
+	public class MainClass
 	{
+		private static ApplicationHost _appHost;
+
+		private static Mutex _singleInstanceMutex;
+
+		private static ILogger _logger;
+
 		public static void Main (string[] args)
 		{
 			Application.Init ();
+
+			var appPaths = CreateApplicationPaths();
+
+			var logManager = new NlogManager(appPaths.LogDirectoryPath, "server");
+			logManager.ReloadLogger(LogSeverity.Info);
+
+			var logger = _logger = logManager.GetLogger("Main");
+
+			BeginLog(logger);
+
+			AppDomain.CurrentDomain.UnhandledException += CurrentDomain_UnhandledException;
+
+			bool createdNew;
+
+			var runningPath = Process.GetCurrentProcess().MainModule.FileName.Replace(Path.DirectorySeparatorChar.ToString(), string.Empty);
+
+			_singleInstanceMutex = new Mutex(true, @"Local\" + runningPath, out createdNew);
+
+			if (!createdNew)
+			{
+				_singleInstanceMutex = null;
+				logger.Info("Shutting down because another instance of Media Browser Server is already running.");
+				return;
+			}
+
+			if (PerformUpdateIfNeeded(appPaths, logger))
+			{
+				logger.Info("Exiting to perform application update.");
+				return;
+			}
+
+			try
+			{
+				RunApplication(appPaths, logManager);
+			}
+			finally
+			{
+				logger.Info("Shutting down");
+
+				ReleaseMutex(logger);
+
+				_appHost.Dispose();
+			}
+		}
+
+		private static ServerApplicationPaths CreateApplicationPaths()
+		{
+			return new ServerApplicationPaths("D:\\MonoTest");
+		}
+
+		private static void RunApplication(ServerApplicationPaths appPaths, ILogManager logManager)
+		{
+			// TODO: Show splash here
+
+			SystemEvents.SessionEnding += SystemEvents_SessionEnding;
+
+			_appHost = new ApplicationHost(appPaths, logManager);
+
+			var task = _appHost.Init();
+			Task.WaitAll (task);
+
+			task = _appHost.RunStartupTasks();
+			Task.WaitAll (task);
+
+			// TODO: Hide splash here
 			MainWindow win = new MainWindow ();
+
 			win.Show ();
+
 			Application.Run ();
 		}
+
+		/// <summary>
+		/// Handles the SessionEnding event of the SystemEvents control.
+		/// </summary>
+		/// <param name="sender">The source of the event.</param>
+		/// <param name="e">The <see cref="SessionEndingEventArgs"/> instance containing the event data.</param>
+		static void SystemEvents_SessionEnding(object sender, SessionEndingEventArgs e)
+		{
+			if (e.Reason == SessionEndReasons.SystemShutdown)
+			{
+				Shutdown();
+			}
+		}
+
+		/// <summary>
+		/// Begins the log.
+		/// </summary>
+		/// <param name="logger">The logger.</param>
+		private static void BeginLog(ILogger logger)
+		{
+			logger.Info("Media Browser Server started");
+			logger.Info("Command line: {0}", string.Join(" ", Environment.GetCommandLineArgs()));
+
+			logger.Info("Server: {0}", Environment.MachineName);
+			logger.Info("Operating system: {0}", Environment.OSVersion.ToString());
+		}
+
+		/// <summary>
+		/// Handles the UnhandledException event of the CurrentDomain control.
+		/// </summary>
+		/// <param name="sender">The source of the event.</param>
+		/// <param name="e">The <see cref="UnhandledExceptionEventArgs"/> instance containing the event data.</param>
+		static void CurrentDomain_UnhandledException(object sender, UnhandledExceptionEventArgs e)
+		{
+			var exception = (Exception)e.ExceptionObject;
+
+			_logger.ErrorException("UnhandledException", exception);
+
+			if (!Debugger.IsAttached)
+			{
+				Environment.Exit(System.Runtime.InteropServices.Marshal.GetHRForException(exception));
+			}
+		}
+
+		/// <summary>
+		/// Releases the mutex.
+		/// </summary>
+		internal static void ReleaseMutex(ILogger logger)
+		{
+			if (_singleInstanceMutex == null)
+			{
+				return;
+			}
+
+			logger.Debug("Releasing mutex");
+
+			_singleInstanceMutex.ReleaseMutex();
+			_singleInstanceMutex.Close();
+			_singleInstanceMutex.Dispose();
+			_singleInstanceMutex = null;
+		}
+
+		/// <summary>
+		/// Performs the update if needed.
+		/// </summary>
+		/// <param name="appPaths">The app paths.</param>
+		/// <param name="logger">The logger.</param>
+		/// <returns><c>true</c> if XXXX, <c>false</c> otherwise</returns>
+		private static bool PerformUpdateIfNeeded(ServerApplicationPaths appPaths, ILogger logger)
+		{
+			return false;
+		}
+
+		public static void Shutdown()
+		{
+			Application.Quit ();
+		}
+
+		public static void Restart()
+		{
+			// Second instance will start first, so release the mutex and dispose the http server ahead of time
+			ReleaseMutex (_logger);
+
+			_appHost.Dispose();
+
+			Application.Quit ();
+		}
 	}
 }