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GOG: Fix automatic install process no longer working #425

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Merged
JosefNemec merged 3 commits into from
Jun 13, 2025
Merged

GOG: Fix automatic install process no longer working #425

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d6c5240
GOG: Fix automatic install process no longer working
darklinkpower Dec 3, 2024
49e653a
Increase wait interval
darklinkpower Dec 3, 2024
095a5cd
Use detection of client lock files to know when client is ready for c…
darklinkpower Dec 3, 2024
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114 changes: 89 additions & 25 deletions source/Libraries/GogLibrary/GogGameController.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -19,10 +19,16 @@ public class GogInstallController : InstallController
{
private CancellationTokenSource watcherToken;
private readonly GogLibrary gogLibrary;
private readonly string openGameViewUri;
private readonly string gogGalaxyLockFilesPath;
private FileSystemWatcher fileSystemWatcher;

public GogInstallController(Game game, GogLibrary gogLibrary) : base(game)
{
this.gogLibrary = gogLibrary;
openGameViewUri = @"goggalaxy://openGameView/" + Game.GameId;
var programDataPath = System.Environment.GetFolderPath(System.Environment.SpecialFolder.CommonApplicationData);
gogGalaxyLockFilesPath = Path.Combine(programDataPath, @"GOG.com\Galaxy\lock-files");
if (Gog.IsInstalled)
{
Name = "Install using Galaxy";
Expand All @@ -36,44 +42,101 @@ public GogInstallController(Game game, GogLibrary gogLibrary) : base(game)
public override void Dispose()
{
watcherToken?.Cancel();
if (fileSystemWatcher != null)
{
fileSystemWatcher.EnableRaisingEvents = false;
fileSystemWatcher.Changed -= OnFileChanged;
fileSystemWatcher.Created -= OnFileChanged;
fileSystemWatcher.Renamed -= OnFileChanged;
fileSystemWatcher.Dispose();
fileSystemWatcher = null;
}
}

public override void Install(InstallActionArgs args)
{
if (Gog.IsInstalled)
InitiateInstall();
StartInstallWatcher();
}

private void InitiateInstall()
{
if (!Gog.IsInstalled)
{
var startedAutomaticInstall = false;
if (gogLibrary.SettingsViewModel.Settings.UseAutomaticGameInstalls)
{
var clientPath = Gog.ClientInstallationPath;
if (FileSystem.FileExists(clientPath))
{
var arguments = string.Format(@"/gameId={0} /command=installGame", Game.GameId);
ProcessStarter.StartProcess(clientPath, arguments);
ProcessStarter.StartUrl(@"https://www.gog.com/account");
return;
}

// Starting a game install via command will add the game to a queue but Galaxy itself
// won't be started to initiate the download process so we need to start it if it's
// not running already
if (!Gog.IsRunning)
{
ProcessStarter.StartProcess(clientPath);
}
if (!gogLibrary.SettingsViewModel.Settings.UseAutomaticGameInstalls)
{
ProcessStarter.StartUrl(openGameViewUri);
return;
}

startedAutomaticInstall = true;
}
}
var clientPath = Gog.ClientInstallationPath;
if (!FileSystem.FileExists(clientPath))
{
ProcessStarter.StartUrl(openGameViewUri);
return;
}

if (!startedAutomaticInstall)
{
ProcessStarter.StartUrl(@"goggalaxy://openGameView/" + Game.GameId);
}
if (Gog.IsRunning)
{
InstallGameWithCommand();
}
else if (FileSystem.DirectoryExists(gogGalaxyLockFilesPath))
{
// Install command only works when Galaxy core components are initialized. This can be detected when Galaxy
// has created lock files in its program data directory
InitializeFileSystemWatcher();
ProcessStarter.StartProcess(clientPath);
}
else
{
ProcessStarter.StartUrl(@"https://www.gog.com/account");
ProcessStarter.StartUrl(openGameViewUri);
}
}

StartInstallWatcher();
private async void InstallGameWithCommand()
{
var clientPath = Gog.ClientInstallationPath;
var arguments = string.Format(@"/gameId={0} /command=installGame", Game.GameId);
ProcessStarter.StartProcess(clientPath, arguments);

// The GOG Galaxy client can't handle two instructions in quick succession
await Task.Delay(2500);
ProcessStarter.StartUrl(openGameViewUri);
}

private void InitializeFileSystemWatcher()
{
fileSystemWatcher = new FileSystemWatcher(gogGalaxyLockFilesPath)
{
NotifyFilter = NotifyFilters.LastWrite | NotifyFilters.FileName,
Filter = "*.*",
EnableRaisingEvents = true
};

fileSystemWatcher.Changed += OnFileChanged;
fileSystemWatcher.Created += OnFileChanged;
fileSystemWatcher.Renamed += OnFileChanged;
}

private void DisableFileSystemWatcher()
{
if (fileSystemWatcher != null)
{
fileSystemWatcher.EnableRaisingEvents = false;
}
}

private void OnFileChanged(object sender, FileSystemEventArgs e)
{
if (e.Name == "GOG Galaxy Notifications Renderer.exe.lock")
{
DisableFileSystemWatcher();
InstallGameWithCommand();
}
}

public async void StartInstallWatcher()
Expand All @@ -91,6 +154,7 @@ await Task.Run(async () =>
var games = GogLibrary.GetInstalledGames();
if (games.ContainsKey(Game.GameId))
{
DisableFileSystemWatcher();
var game = games[Game.GameId];
var installInfo = new GameInstallationData()
{
Expand Down