private static void CurrentDomainOnUnhandledException(object sender,
UnhandledExceptionEventArgs unhandledExceptionEventArgs)
{
if (File.Exists("rollbackInfo.json"))
{
MessageBox.Show(
"A critical exception occurred when trying to apply the update.\r\n" +
unhandledExceptionEventArgs.ExceptionObject +
"\r\n\r\nThis application will now restart and initiate a rollback.", "Error", MessageBoxButtons.OK,
MessageBoxIcon.Error);
Process.Start(Application.ExecutablePath, "rollback");
}
else if (Environment.GetCommandLineArgs()[1] == "patch")
{
var commandLineArgs = Environment.GetCommandLineArgs();
MessageBox.Show(
"A critical exception occurred when trying to initate the update.\r\n" +
unhandledExceptionEventArgs.ExceptionObject +
"\r\n\r\nThis application will now restart and initiate a rollback.", "Error", MessageBoxButtons.OK,
MessageBoxIcon.Error);
var config = JsonConvert.DeserializeObject <WindowsPatcherConfig>(
File.ReadAllText(commandLineArgs[Array.IndexOf(commandLineArgs, "/config") + 1]), JsonSerializerSettings);
var updater = new UpdaterCore(config, null, WindowsPatcherTranslation.Default);
updater.CompleteUpdateProcess(true);
return;
}
Environment.Exit(-19);
}
private static void Main(string[] args)
{
if (!args.Any())
{
MessageBox.Show("Please supply an operation the patcher should execute.", "Error", MessageBoxButtons.OK,
MessageBoxIcon.Error);
}
switch (args[0])
{
case "patch":
string configFilename = null;
var hostProcessId = -1;
string customUpdaterUiFile = null;
var language = WindowsUpdaterTranslation.English;
for (var i = 1; i < args.Length; i++)
{
switch (args[i])
{
case "/config":
configFilename = args[++i];
break;
case "/hostProcess":
hostProcessId = int.Parse(args[++i]);
break;
case "/updaterUi":
customUpdaterUiFile = args[++i];
break;
case "/language":
language = WindowsUpdaterTranslation.ImplementedLanguages[args[++i]];
break;
case "/languageFile":
language = new WindowsUpdaterTranslation(
JsonConvert.DeserializeObject <Dictionary <string, string> >(
File.ReadAllText(args[++i])));
break;
}
}
if (string.IsNullOrWhiteSpace(configFilename) || hostProcessId == -1)
{
Environment.Exit(-24);
}
AppDomain.CurrentDomain.UnhandledException += CurrentDomainOnUnhandledException;
var config = JsonConvert.DeserializeObject <WindowsPatcherConfig>(File.ReadAllText(configFilename),
JsonSerializerSettings);
Process hostProcess;
try
{
hostProcess = Process.GetProcessById(hostProcessId);
}
catch (Exception)
{
hostProcess = null; //not found/running anymore
}
var updater = new UpdaterCore(config, hostProcess, new WindowsPatcherTranslation(language));
if (config.RunSilently)
{
updater.Update(CancellationToken.None);
}
else
{
if (customUpdaterUiFile != null)
{
var updaterUiDirectory = new DirectoryInfo("updaterUi");
try
{
var assembly = Assembly.LoadFrom(Path.Combine(updaterUiDirectory.FullName, "CustomUi.dll"));
}
catch (Exception e)
{
Console.WriteLine(e);
throw;
}
}
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
Application.Run(new InstallForm(updater));
}
return;
case "rollback":
var rollbackFile = new FileInfo("rollbackInfo.json");
if (!rollbackFile.Exists)
{
MessageBox.Show(
"Cannot initiate rollback process because the file \"rollbackInfo.json\" was not found in the application folder.",
"Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
var rollbackInfo =
JsonConvert.DeserializeObject <RollbackInfo>(File.ReadAllText(rollbackFile.FullName), JsonSerializerSettings);
rollbackInfo.Rollback();
updater = new UpdaterCore(rollbackInfo.PatcherConfig, null, WindowsPatcherTranslation.Default);
updater.CleanupTempDirectory();
updater.CompleteUpdateProcess(true);
return;
}
}