1 files changed, 49 insertions, 0 deletions
diff --git a/MediaBrowser.ServerApplication/Updates/ApplicationUpdater.cs b/MediaBrowser.ServerApplication/Updates/ApplicationUpdater.cs
new file mode 100644
index 000000000..9f3e44cb0
--- /dev/null
+++ b/MediaBrowser.ServerApplication/Updates/ApplicationUpdater.cs
@@ -0,0 +1,49 @@
+using MediaBrowser.Common.Configuration;
+using MediaBrowser.Model.Logging;
+using System.Diagnostics;
+using System.IO;
+
+namespace MediaBrowser.ServerApplication.Updates
+{
+    /// <summary>
+    /// Update the specified application using the specified archive
+    /// </summary>
+    public class ApplicationUpdater
+    {
+        private const string UpdaterExe = "Mediabrowser.Updater.exe";
+        private const string UpdaterDll = "Mediabrowser.InstallUtil.dll";
+        public void UpdateApplication(IApplicationPaths appPaths, string archive, ILogger logger, string restartServiceName)
+        {
+            // First see if there is a version file and read that in
+            var version = "Unknown";
+            if (File.Exists(archive + ".ver"))
+            {
+                version = File.ReadAllText(archive + ".ver");
+            }
+
+            // Use our installer passing it the specific archive
+            // We need to copy to a temp directory and execute it there
+            var source = Path.Combine(appPaths.ProgramSystemPath, UpdaterExe);
+
+            logger.Info("Copying updater to temporary location");
+            var tempUpdater = Path.Combine(Path.GetTempPath(), UpdaterExe);
+            File.Copy(source, tempUpdater, true);
+            source = Path.Combine(appPaths.ProgramSystemPath, UpdaterDll);
+            var tempUpdaterDll = Path.Combine(Path.GetTempPath(), UpdaterDll);
+
+            logger.Info("Copying updater dependencies to temporary location");
+            File.Copy(source, tempUpdaterDll, true);
+            const string product = "server";
+            // Our updater needs SS and ionic
+            source = Path.Combine(appPaths.ProgramSystemPath, "ServiceStack.Text.dll");
+            File.Copy(source, Path.Combine(Path.GetTempPath(), "ServiceStack.Text.dll"), true);
+            source = Path.Combine(appPaths.ProgramSystemPath, "SharpCompress.dll");
+            File.Copy(source, Path.Combine(Path.GetTempPath(), "SharpCompress.dll"), true);
+
+            logger.Info("Starting updater process.");
+            Process.Start(tempUpdater, string.Format("product={0} archive=\"{1}\" caller={2} pismo=false version={3} service={4} installpath=\"{5}\"", product, archive, Process.GetCurrentProcess().Id, version, restartServiceName ?? string.Empty, appPaths.ProgramDataPath));
+
+            // That's it.  The installer will do the work once we exit
+        }
+    }
+}