mirror of
https://github.com/jellyfin/jellyfin.git
synced 2024-11-17 10:58:58 -07:00
469 lines
17 KiB
C#
469 lines
17 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Configuration;
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using System.Diagnostics;
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using System.IO;
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using System.Net;
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using System.Threading.Tasks;
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using System.Windows;
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using System.Linq;
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using Ionic.Zip;
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using MediaBrowser.Installer.Code;
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using Microsoft.Win32;
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using ServiceStack.Text;
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namespace MediaBrowser.Installer
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{
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/// <summary>
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/// Interaction logic for MainWindow.xaml
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/// </summary>
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public partial class MainWindow : Window
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{
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protected PackageVersionClass PackageClass = PackageVersionClass.Release;
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protected Version RequestedVersion = new Version(4,0,0,0);
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protected Version ActualVersion;
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protected string PackageName = "MBServer";
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protected string RootSuffix = "-Server";
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protected string TargetExe = "MediaBrowser.ServerApplication.exe";
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protected string FriendlyName = "Media Browser Server";
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protected string Archive = null;
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protected string RootPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.CommonApplicationData), "MediaBrowser-Server");
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protected bool SystemClosing = false;
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protected string TempLocation = Path.Combine(Path.GetTempPath(), "MediaBrowser");
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protected WebClient MainClient = new WebClient();
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public MainWindow()
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{
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GetArgs();
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InitializeComponent();
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DoInstall(Archive);
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}
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private void btnCancel_Click(object sender, RoutedEventArgs e)
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{
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this.Close();
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}
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protected override void OnClosing(System.ComponentModel.CancelEventArgs e)
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{
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if (!SystemClosing && MessageBox.Show("Cancel Installation - Are you sure?", "Cancel", MessageBoxButton.YesNo) == MessageBoxResult.No)
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{
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e.Cancel = true;
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}
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if (MainClient.IsBusy)
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{
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MainClient.CancelAsync();
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while (MainClient.IsBusy)
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{
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// wait to finish
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}
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}
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MainClient.Dispose();
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ClearTempLocation(TempLocation);
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base.OnClosing(e);
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}
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protected void SystemClose(string message = null)
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{
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if (message != null)
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{
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MessageBox.Show(message, "Error");
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}
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SystemClosing = true;
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this.Close();
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}
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protected void GetArgs()
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{
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//cmd line args should be name/value pairs like: product=server archive="c:\.." caller=34552
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var cmdArgs = Environment.GetCommandLineArgs();
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var args = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
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foreach (var pair in cmdArgs)
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{
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var nameValue = pair.Split('=');
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if (nameValue.Length == 2)
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{
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args[nameValue[0]] = nameValue[1];
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}
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}
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Archive = args.GetValueOrDefault("archive", null);
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var product = args.GetValueOrDefault("product", null) ?? ConfigurationManager.AppSettings["product"] ?? "server";
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PackageClass = (PackageVersionClass) Enum.Parse(typeof (PackageVersionClass), args.GetValueOrDefault("class", null) ?? ConfigurationManager.AppSettings["class"] ?? "Release");
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RequestedVersion = new Version(args.GetValueOrDefault("version", "4.0"));
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var callerId = args.GetValueOrDefault("caller", null);
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if (callerId != null)
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{
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// Wait for our caller to exit
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try
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{
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var process = Process.GetProcessById(Convert.ToInt32(callerId));
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process.WaitForExit();
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}
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catch (ArgumentException)
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{
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// wasn't running
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}
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}
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switch (product.ToLower())
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{
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case "mbt":
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PackageName = "MBTheater";
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RootSuffix = "-Theater";
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TargetExe = "MediaBrowser.UI.exe";
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FriendlyName = "Media Browser Theater";
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break;
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default:
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PackageName = "MBServer";
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RootSuffix = "-Server";
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TargetExe = "MediaBrowser.ServerApplication.exe";
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FriendlyName = "Media Browser Server";
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break;
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}
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RootPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.CommonApplicationData), "MediaBrowser" + RootSuffix);
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}
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/// <summary>
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/// Execute the install process
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/// </summary>
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/// <returns></returns>
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protected async Task DoInstall(string archive)
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{
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lblStatus.Text = string.Format("Installing {0}...", FriendlyName);
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// Determine Package version
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var version = await GetPackageVersion();
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ActualVersion = version.version;
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// Now try and shut down the server if that is what we are installing and it is running
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var procs = Process.GetProcessesByName("mediabrowser.serverapplication");
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var server = procs.Length > 0 ? procs[0] : null;
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if (PackageName == "MBServer" && server != null)
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{
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lblStatus.Text = "Shutting Down Media Browser Server...";
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using (var client = new WebClient())
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{
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try
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{
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client.UploadString("http://localhost:8096/mediabrowser/System/Shutdown", "");
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try
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{
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server.WaitForExit();
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}
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catch (ArgumentException)
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{
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// already gone
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}
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}
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catch (WebException e)
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{
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if (e.GetStatus() == HttpStatusCode.NotFound || e.Message.StartsWith("Unable to connect",StringComparison.OrdinalIgnoreCase)) return; // just wasn't running
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MessageBox.Show("Error shutting down server. Please be sure it is not running before hitting OK.\n\n" + e.GetStatus() + "\n\n" + e.Message);
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}
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}
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}
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else
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{
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if (PackageName == "MBTheater")
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{
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// Uninstalling MBT - shut it down if it is running
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var processes = Process.GetProcessesByName("mediabrowser.ui");
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if (processes.Length > 0)
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{
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lblStatus.Text = "Shutting Down Media Browser Theater...";
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try
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{
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processes[0].Kill();
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}
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catch (Exception ex)
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{
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MessageBox.Show("Unable to shutdown Media Browser Theater. Please ensure it is not running before hitting OK.\n\n" + ex.Message, "Error");
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}
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}
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}
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}
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// Download if we don't already have it
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if (archive == null)
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{
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lblStatus.Text = string.Format("Downloading {0} (version {1})...", FriendlyName, version.versionStr);
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try
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{
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archive = await DownloadPackage(version);
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}
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catch (Exception e)
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{
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SystemClose("Error Downloading Package - " + e.GetType().FullName + "\n\n" + e.Message);
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return;
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}
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}
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if (archive == null) return; //we canceled or had an error that was already reported
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// Extract
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lblStatus.Text = "Extracting Package...";
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try
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{
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ExtractPackage(archive);
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// We're done with it so delete it (this is necessary for update operations)
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try
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{
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File.Delete(archive);
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}
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catch (FileNotFoundException)
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{
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}
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catch (Exception e)
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{
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SystemClose("Error Removing Archive - " + e.GetType().FullName + "\n\n" + e.Message);
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return;
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}
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}
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catch (Exception e)
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{
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SystemClose("Error Extracting - " + e.GetType().FullName + "\n\n" + e.Message);
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return;
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}
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// Create shortcut
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var fullPath = Path.Combine(RootPath, "System", TargetExe);
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try
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{
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CreateShortcuts(fullPath);
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}
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catch (Exception e)
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{
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SystemClose("Error Creating Shortcut - "+e.GetType().FullName+"\n\n"+e.Message);
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return;
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}
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// And run
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try
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{
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Process.Start(fullPath);
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}
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catch (Exception e)
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{
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SystemClose("Error Executing - "+fullPath+ " "+e.GetType().FullName+"\n\n"+e.Message);
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return;
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}
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SystemClose();
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}
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protected async Task<PackageVersionInfo> GetPackageVersion()
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{
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try
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{
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// get the package information for the server
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var json = await MainClient.DownloadStringTaskAsync("http://www.mb3admin.com/admin/service/package/retrieveAll?name=" + PackageName);
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var packages = JsonSerializer.DeserializeFromString<List<PackageInfo>>(json);
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var version = packages[0].versions.Where(v => v.classification <= PackageClass).OrderByDescending(v => v.version).FirstOrDefault(v => v.version <= RequestedVersion);
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if (version == null)
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{
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SystemClose("Could not locate download package. Aborting.");
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return null;
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}
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return version;
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}
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catch (Exception e)
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{
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SystemClose(e.GetType().FullName + "\n\n" + e.Message);
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}
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return null;
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}
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/// <summary>
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/// Download our specified package to an archive in a temp location
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/// </summary>
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/// <returns>The fully qualified name of the downloaded package</returns>
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protected async Task<string> DownloadPackage(PackageVersionInfo version)
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{
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try
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{
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var archiveFile = Path.Combine(PrepareTempLocation(), version.targetFilename);
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// setup download progress and download the package
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MainClient.DownloadProgressChanged += DownloadProgressChanged;
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try
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{
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await MainClient.DownloadFileTaskAsync(version.sourceUrl, archiveFile);
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}
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catch (WebException e)
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{
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if (e.Status == WebExceptionStatus.RequestCanceled)
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{
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return null;
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}
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throw;
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}
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return archiveFile;
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}
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catch (Exception e)
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{
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SystemClose(e.GetType().FullName + "\n\n" + e.Message);
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}
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return "";
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}
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void DownloadProgressChanged(object sender, DownloadProgressChangedEventArgs e)
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{
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rectProgress.Width = (this.Width * e.ProgressPercentage)/100f;
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}
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/// <summary>
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/// Extract the provided archive to our program root
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/// It is assumed the archive is a zip file relative to that root (with all necessary sub-folders)
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/// </summary>
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/// <param name="archive"></param>
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protected void ExtractPackage(string archive)
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{
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// Delete old content of system
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var systemDir = Path.Combine(RootPath, "system");
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if (Directory.Exists(systemDir))
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{
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try
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{
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Directory.Delete(systemDir, true);
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}
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catch
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{
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// we tried...
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}
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}
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// And extract
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using (var fileStream = File.OpenRead(archive))
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{
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using (var zipFile = ZipFile.Read(fileStream))
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{
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zipFile.ExtractAll(RootPath, ExtractExistingFileAction.OverwriteSilently);
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}
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}
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}
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/// <summary>
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/// Create a shortcut in the current user's start menu
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/// Only do current user to avoid need for admin elevation
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/// </summary>
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/// <param name="targetExe"></param>
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protected void CreateShortcuts(string targetExe)
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{
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// get path to all users start menu
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var startMenu = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.StartMenu),"Media Browser 3");
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if (!Directory.Exists(startMenu)) Directory.CreateDirectory(startMenu);
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var product = new ShellShortcut(Path.Combine(startMenu, FriendlyName+".lnk")) {Path = targetExe, Description = "Run " + FriendlyName};
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product.Save();
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if (PackageName == "MBServer")
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{
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var path = Path.Combine(startMenu, "MB Dashboard.lnk");
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var dashboard = new ShellShortcut(path)
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{Path = @"http://localhost:8096/mediabrowser/dashboard/dashboard.html", Description = "Open the Media Browser Server Dashboard (configuration)"};
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dashboard.Save();
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}
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CreateUninstaller(Path.Combine(Path.GetDirectoryName(targetExe) ?? "", "MediaBrowser.Uninstaller.exe")+ " "+ (PackageName == "MBServer" ? "server" : "mbt"), targetExe);
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}
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/// <summary>
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/// Create uninstall entry in add/remove
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/// </summary>
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/// <param name="uninstallPath"></param>
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/// <param name="targetExe"></param>
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private void CreateUninstaller(string uninstallPath, string targetExe)
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{
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using (var parent = Registry.CurrentUser.OpenSubKey(
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@"SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall", true))
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{
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if (parent == null)
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{
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MessageBox.Show("Uninstall registry key not found.");
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return;
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}
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try
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{
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RegistryKey key = null;
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try
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{
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const string guidText = "{4E76DB4E-1BB9-4A7B-860C-7940779CF7A0}";
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key = parent.OpenSubKey(guidText, true) ??
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parent.CreateSubKey(guidText);
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if (key == null)
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{
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MessageBox.Show(String.Format("Unable to create uninstaller entry'{0}\\{1}'", @"SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall", guidText));
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return;
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}
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key.SetValue("DisplayName", FriendlyName);
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key.SetValue("ApplicationVersion", ActualVersion);
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key.SetValue("Publisher", "Media Browser Team");
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key.SetValue("DisplayIcon", targetExe);
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key.SetValue("DisplayVersion", ActualVersion.ToString(2));
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key.SetValue("URLInfoAbout", "http://www.mediabrowser3.com");
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key.SetValue("Contact", "http://community.mediabrowser.tv");
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key.SetValue("InstallDate", DateTime.Now.ToString("yyyyMMdd"));
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key.SetValue("UninstallString", uninstallPath);
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}
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finally
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{
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if (key != null)
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{
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key.Close();
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}
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}
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}
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catch (Exception ex)
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{
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MessageBox.Show("An error occurred writing uninstall information to the registry.");
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}
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}
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}
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/// <summary>
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/// Prepare a temporary location to download to
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/// </summary>
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/// <returns>The path to the temporary location</returns>
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protected string PrepareTempLocation()
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{
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ClearTempLocation(TempLocation);
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Directory.CreateDirectory(TempLocation);
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return TempLocation;
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}
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/// <summary>
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/// Clear out (delete recursively) the supplied temp location
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/// </summary>
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/// <param name="location"></param>
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protected void ClearTempLocation(string location)
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{
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if (Directory.Exists(location))
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{
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Directory.Delete(location, true);
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}
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}
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}
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}
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