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Zachary Canann
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,165 @@ | ||
| namespace GES.Source.Updater | ||
| { | ||
| using GES.Engine.Common; | ||
| using GES.Engine.Common.Logging; | ||
| using GES.Source.Tasks; | ||
| using Squirrel; | ||
| using Squirrel.Sources; | ||
| using System; | ||
| using System.IO; | ||
| using System.Linq; | ||
| using System.Reflection; | ||
| using System.Threading; | ||
| using System.Threading.Tasks; | ||
|
|
||
| /// <summary> | ||
| /// Class for automatically downloading and applying application updates. | ||
| /// </summary> | ||
| static class ApplicationUpdater | ||
| { | ||
| /// <summary> | ||
| /// The url for the Github repository from which updates are fetched. | ||
| /// </summary> | ||
| private static readonly String GithubRepositoryUrl = "https://github.com/zcanann/FFCC-GES-Viewer"; | ||
|
|
||
| /// <summary> | ||
| /// Fetches and applies updates from the Github repository. The application is not restarted. Refer to https://github.com/clowd/Clowd.Squirrel for details. | ||
| /// </summary> | ||
| public static void UpdateApp() | ||
| { | ||
| if (!GESSettings.AutomaticUpdates) | ||
| { | ||
| Logger.Log(LogLevel.Info, "Automatic updates disabled. GES will not check for updates this session."); | ||
| return; | ||
| } | ||
|
|
||
| SquirrelAwareApp.HandleEvents( | ||
| onInitialInstall: ApplicationUpdater.OnAppInstall, | ||
| onAppUninstall: ApplicationUpdater.OnAppUninstall, | ||
| onEveryRun: ApplicationUpdater.OnAppRun); | ||
|
|
||
| if (!ApplicationUpdater.IsSquirrelInstalled()) | ||
| { | ||
| Logger.Log(LogLevel.Warn, "Updater not found. Automatic updates will not be available."); | ||
| return; | ||
| } | ||
|
|
||
| Task.Run(async () => | ||
| { | ||
| try | ||
| { | ||
| using (UpdateManager manager = new UpdateManager(new GithubSource(ApplicationUpdater.GithubRepositoryUrl, String.Empty, false))) | ||
| { | ||
| UpdateInfo updates = await manager.CheckForUpdate(); | ||
|
|
||
| TrackableTask<Boolean> checkForUpdatesTask = TrackableTask<Boolean> | ||
| .Create("Checking for Updates", out UpdateProgress updateProgress, out CancellationToken cancellationToken) | ||
| .With(Task<Boolean>.Run( | ||
| () => | ||
| { | ||
| try | ||
| { | ||
| manager.CheckForUpdate(false, (progress) => updateProgress(progress)).Wait(); | ||
| } | ||
| catch (Exception ex) | ||
| { | ||
| Logger.Log(LogLevel.Error, "Error checking for application updates.", ex); | ||
| return false; | ||
| } | ||
|
|
||
| return true; | ||
| }, | ||
| cancellationToken)); | ||
|
|
||
| TaskTrackerViewModel.GetInstance().TrackTask(checkForUpdatesTask); | ||
|
|
||
| if (!checkForUpdatesTask.Result) | ||
| { | ||
| return; | ||
| } | ||
|
|
||
| ReleaseEntry lastVersion = updates?.ReleasesToApply?.OrderBy(x => x.Version).LastOrDefault(); | ||
|
|
||
| if (lastVersion == null) | ||
| { | ||
| Logger.Log(LogLevel.Info, "GES is up to date."); | ||
| return; | ||
| } | ||
|
|
||
| Logger.Log(LogLevel.Info, "New version of GES found. Downloading files in background..."); | ||
|
|
||
| TrackableTask<Boolean> updateTask = TrackableTask<Boolean> | ||
| .Create("Updating", out updateProgress, out cancellationToken) | ||
| .With(Task<Boolean>.Run( | ||
| () => | ||
| { | ||
| try | ||
| { | ||
| manager.UpdateApp((progress) => updateProgress(progress)).Wait(); | ||
| } | ||
| catch (Exception ex) | ||
| { | ||
| Logger.Log(LogLevel.Error, "Error applying updates.", ex); | ||
| return false; | ||
| } | ||
|
|
||
| return true; | ||
| }, | ||
| cancellationToken)); | ||
|
|
||
| TaskTrackerViewModel.GetInstance().TrackTask(updateTask); | ||
|
|
||
| if (!updateTask.Result) | ||
| { | ||
| return; | ||
| } | ||
|
|
||
| Logger.Log(LogLevel.Info, "New GES version downloaded. Restart the application to apply updates."); | ||
| } | ||
| } | ||
| catch (Exception ex) | ||
| { | ||
| Logger.Log(LogLevel.Error, "Error updating GES.", ex); | ||
| } | ||
| }); | ||
| } | ||
|
|
||
| /// <summary> | ||
| /// Determines if the current application was installed via Squirrel. | ||
| /// </summary> | ||
| /// <returns>A value indicating if the current application was installed via Squirrel.</returns> | ||
| private static Boolean IsSquirrelInstalled() | ||
| { | ||
| try | ||
| { | ||
| Assembly assembly = Assembly.GetEntryAssembly(); | ||
| String updateDotExe = Path.Combine(new DirectoryInfo(Path.GetDirectoryName(assembly.Location)).Parent.FullName, "Update.exe"); | ||
| Boolean isInstalled = File.Exists(updateDotExe); | ||
|
|
||
| return isInstalled; | ||
| } | ||
| catch (Exception ex) | ||
| { | ||
| Logger.Log(LogLevel.Error, "Error determining if GES was installed by the installer.", ex); | ||
| return false; | ||
| } | ||
| } | ||
|
|
||
| private static void OnAppInstall(SemanticVersion version, IAppTools tools) | ||
| { | ||
| tools.CreateShortcutForThisExe(ShortcutLocation.StartMenu | ShortcutLocation.Desktop); | ||
| } | ||
|
|
||
| private static void OnAppUninstall(SemanticVersion version, IAppTools tools) | ||
| { | ||
| tools.RemoveShortcutForThisExe(ShortcutLocation.StartMenu | ShortcutLocation.Desktop); | ||
| } | ||
|
|
||
| private static void OnAppRun(SemanticVersion version, IAppTools tools, Boolean firstRun) | ||
| { | ||
| tools.SetProcessAppUserModelId(); | ||
| } | ||
| } | ||
| //// End class | ||
| } | ||
| //// End namespace |
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