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@ -1,13 +1,16 @@
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using System;
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using System.Collections.Generic;
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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.Web;
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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 ServiceStack.Text;
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using ServiceStack.Text.Json;
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using IWshRuntimeLibrary;
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namespace MediaBrowser.Installer
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{
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@ -16,15 +19,23 @@ namespace MediaBrowser.Installer
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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;
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protected Version PackageVersion;
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protected PackageVersionClass PackageClass = PackageVersionClass.Release;
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protected Version PackageVersion = new Version(10,0,0,0);
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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 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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public MainWindow()
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{
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GetArgs();
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InitializeComponent();
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StartInstall();
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DoInstall();
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}
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private void btnCancel_Click(object sender, RoutedEventArgs e)
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@ -34,13 +45,24 @@ namespace MediaBrowser.Installer
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protected override void OnClosing(System.ComponentModel.CancelEventArgs e)
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{
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if (MessageBox.Show("Cancel Installation - Are you sure?", "Cancel", MessageBoxButton.YesNo) == MessageBoxResult.No)
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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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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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var args = AppDomain.CurrentDomain.SetupInformation.ActivationArguments;
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@ -53,21 +75,70 @@ namespace MediaBrowser.Installer
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// fill in our arguments if there
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PackageName = parameters["package"] ?? "MBServer";
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PackageClass = (PackageVersionClass)Enum.Parse(typeof(PackageVersionClass), parameters["class"] ?? "Release");
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PackageVersion = new Version(parameters["version"].ValueOrDefault("0.0.0.1"));
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PackageVersion = new Version(parameters["version"].ValueOrDefault("10.0.0.0"));
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RootSuffix = parameters["suffix"] ?? "-Server";
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TargetExe = parameters["target"] ?? "MediaBrowser.ServerApplication.exe";
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FriendlyName = parameters["name"] ?? PackageName;
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RootPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.CommonApplicationData), "MediaBrowser" + RootSuffix);
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}
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protected async Task StartInstall()
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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()
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{
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lblStatus.Content = "Downloading Server Package...";
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lblStatus.Content = "Downloading "+FriendlyName+"...";
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dlAnimation.StartAnimation();
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prgProgress.Value = 0;
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prgProgress.Visibility = Visibility.Visible;
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// Download
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var archive = await DownloadPackage();
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dlAnimation.StopAnimation();
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prgProgress.Visibility = btnCancel.Visibility = Visibility.Hidden;
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// Extract
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lblStatus.Content = "Extracting Package...";
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try
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{
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ExtractPackage(archive);
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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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}
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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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CreateShortcut(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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}
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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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}
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SystemClose();
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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()
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{
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using (var client = new WebClient())
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@ -78,15 +149,89 @@ namespace MediaBrowser.Installer
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var json = await client.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();
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var version = packages[0].versions.Where(v => v.classification == PackageClass).OrderByDescending(v => v.version).FirstOrDefault(v => v.version <= PackageVersion);
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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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var archiveFile = Path.Combine(PrepareTempLocation(), version.targetFilename);
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// setup download progress and download the package
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client.DownloadProgressChanged += DownloadProgressChanged;
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await client.DownloadFileTaskAsync(version.sourceUrl, archiveFile);
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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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MessageBox.Show(e.Message);
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SystemClose(e.GetType().FullName + "\n\n" + e.Message);
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}
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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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prgProgress.Value = e.ProgressPercentage;
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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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using (var fileStream = System.IO.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 CreateShortcut(string targetExe)
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{
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// get path to all users start menu
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var shell = new WshShell();
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var startMenu = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.StartMenu),"Media Browser");
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if (!Directory.Exists(startMenu)) Directory.CreateDirectory(startMenu);
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var myShortcut = (IWshShortcut)shell.CreateShortcut(Path.Combine(startMenu, "Media Browser Server.lnk"));
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myShortcut.TargetPath = targetExe;
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myShortcut.Description = "Run " + FriendlyName;
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myShortcut.Save();
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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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Eric Reed
12 years ago
