private async Task DownloadVersion(BLVersion v, VersionDownloader downloader, string dlPath, CancellationTokenSource cancelSource)
{
try
{
ViewModels.LauncherModel.Default.CurrentState = ViewModels.LauncherModel.StateChange.isInitializing;
await downloader.Download(v.DisplayName, v.UUID, 1, dlPath, (current, total) =>
{
if (ViewModels.LauncherModel.Default.CurrentState == ViewModels.LauncherModel.StateChange.isInitializing)
{
ViewModels.LauncherModel.Default.CurrentState = ViewModels.LauncherModel.StateChange.isDownloading;
System.Diagnostics.Debug.WriteLine("Actual download started");
if (total.HasValue) ViewModels.LauncherModel.Default.TotalProgress = total.Value;
}
ViewModels.LauncherModel.Default.CurrentProgress = current;
}, cancelSource.Token);
System.Diagnostics.Debug.WriteLine("Download complete");
ViewModels.LauncherModel.Default.CurrentState = ViewModels.LauncherModel.StateChange.None;
}
catch (TaskCanceledException e)
{
ViewModels.LauncherModel.Default.CurrentState = ViewModels.LauncherModel.StateChange.None;
throw e;
}
catch (Exception e)
{
ViewModels.LauncherModel.Default.CurrentState = ViewModels.LauncherModel.StateChange.None;
System.Diagnostics.Debug.WriteLine("Download failed:\n" + e.ToString());
ErrorScreenShow.errormsg("Error_AppDownloadFailed_Title", "Error_AppDownloadFailed", e);
throw e;
}
}
private void GetManualComboBoxEntries()
{
BLVersion latest_release = new BLVersion("latest_release", Application.Current.Resources["EditInstallationScreen_LatestRelease"].ToString(), false);
BLVersion latest_beta = new BLVersion("latest_beta", Application.Current.Resources["EditInstallationScreen_LatestSnapshot"].ToString(), true);
Versions.InsertRange(0, new List <BLVersion>()
{
latest_release, latest_beta
});
}
private void UpdateVersionsComboBox()
{
Versions.Clear();
InstallationVersionSelect.ItemsSource = null;
foreach (var entry in LauncherModel.Default.Versions)
{
Versions.Add(BLVersion.Convert(entry));
}
GetManualComboBoxEntries();
InstallationVersionSelect.ItemsSource = Versions;
var view = CollectionViewSource.GetDefaultView(InstallationVersionSelect.ItemsSource) as CollectionView;
view.Filter = Filter_VersionList;
InstallationVersionSelect.SelectedIndex = 0;
}
private async Task ExtractPackage(BLVersion v, string dlPath, CancellationTokenSource cancelSource)
{
Stream zipReadingStream = null;
try
{
System.Diagnostics.Debug.WriteLine("Extraction started");
ViewModels.LauncherModel.Default.CurrentState = ViewModels.LauncherModel.StateChange.isExtracting;
ViewModels.LauncherModel.Default.CurrentProgress = 0;
string dirPath = v.GameDirectory;
if (Directory.Exists(dirPath))
Directory.Delete(dirPath, true);
zipReadingStream = File.OpenRead(dlPath);
ZipArchive zip = new ZipArchive(zipReadingStream);
var progress = new Progress<ZipProgress>();
progress.ProgressChanged += (s, z) =>
{
ViewModels.LauncherModel.Default.CurrentProgress = z.Processed;
ViewModels.LauncherModel.Default.TotalProgress = z.Total;
};
await Task.Run(() => zip.ExtractToDirectory(dirPath, progress, cancelSource));
zipReadingStream.Close();
File.Delete(Path.Combine(dirPath, "AppxSignature.p7x"));
File.Delete(dlPath);
System.Diagnostics.Debug.WriteLine("Extracted successfully");
}
catch (TaskCanceledException e)
{
if (zipReadingStream != null) zipReadingStream.Close();
Directory.Delete(v.GameDirectory, true);
throw e;
}
catch (Exception e)
{
System.Diagnostics.Debug.WriteLine("Extraction failed:\n" + e.ToString());
ErrorScreenShow.errormsg("Error_AppExtractionFailed_Title", "Error_AppExtractionFailed", e);
if (zipReadingStream != null) zipReadingStream.Close();
ViewModels.LauncherModel.Default.CurrentState = ViewModels.LauncherModel.StateChange.None;
throw new TaskCanceledException();
}
}
public async void Remove(BLVersion v)
{
ViewModels.LauncherModel.Default.ShowProgressBar = true;
ViewModels.LauncherModel.Default.CurrentState = ViewModels.LauncherModel.StateChange.isUninstalling;
try
{
await UnregisterPackage(v, Path.GetFullPath(v.GameDirectory), false);
Directory.Delete(v.GameDirectory, true);
}
catch (Exception ex)
{
ErrorScreenShow.exceptionmsg(ex);
}
v.UpdateInstallStatus();
ViewModels.LauncherModel.Default.CurrentState = ViewModels.LauncherModel.StateChange.None;
ViewModels.LauncherModel.Default.ShowProgressBar = false;
return;
}
private async Task<bool> Download(BLVersion v, bool RunAfterwards)
{
System.Diagnostics.Debug.WriteLine("Download start");
bool wasCanceled = false;
cancelSource = new CancellationTokenSource();
ViewModels.LauncherModel.Default.ShowProgressBar = true;
ViewModels.LauncherModel.Default.AllowCancel = true;
ViewModels.LauncherModel.Default.CancelCommand = new RelayCommand((o) => Cancel());
try
{
string dlPath = "Minecraft-" + v.Name + ".Appx";
VersionDownloader downloader = LauncherModel.Default.VersionDownloader;
if (v.IsBeta) await BetaAuthenticate();
await DownloadVersion(v, downloader, dlPath, cancelSource);
await ExtractPackage(v, dlPath, cancelSource);
}
catch (TaskCanceledException)
{
wasCanceled = true;
}
catch (Exception ex)
{
ErrorScreenShow.exceptionmsg(ex);
wasCanceled = true;
}
if (!RunAfterwards || wasCanceled) ViewModels.LauncherModel.Default.ShowProgressBar = false;
ViewModels.LauncherModel.Default.CurrentState = ViewModels.LauncherModel.StateChange.None;
ViewModels.LauncherModel.Default.AllowCancel = false;
ViewModels.LauncherModel.Default.CancelCommand = null;
cancelSource = null;
v.UpdateInstallStatus();
return wasCanceled;
}
public bool Filter_VersionList(object obj)
{
BLVersion v = BLVersion.Convert(obj as MCVersion);
if (v != null && v.IsInstalled)
{
if (!Properties.LauncherSettings.Default.ShowBetas && v.IsBeta)
{
return(false);
}
else if (!Properties.LauncherSettings.Default.ShowReleases && !v.IsBeta)
{
return(false);
}
else
{
return(true);
}
}
else
{
return(false);
}
}
public async void Repair(BLVersion v)
{
await Download(v, false);
}
