Synnefo » Pithos MS Client

using log4net;

        private static readonly ILog Log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);

            btnInstallAndReLaunch.Visible = true;

            if (e.Error != null)

            {

                Log.Error("Update download failed ",e.Error);

                Size = new Size(Size.Width, 137);

                lblSecurityHint.Text = "An error occured while downloading the update. Please try again later.";

                lblSecurityHint.Visible = true;

                BackColor = Color.Tomato;

                _sparkle.ReportDiagnosticMessage("Failed downloading file to: " + _tempName);

                btnInstallAndReLaunch.Click-=btnInstallAndReLaunch_Click;

                btnInstallAndReLaunch.Text = "Close";

                btnInstallAndReLaunch.Click+=(s,args)=> Close();

                btnInstallAndReLaunch.Visible = true;

                return;

            }

            try

            {

                // get the commandline 

                String cmdLine = Environment.CommandLine;

                String workingDir = Environment.CurrentDirectory;

                // generate the batch file path

                String cmd = Environment.ExpandEnvironmentVariables("%temp%\\" + Guid.NewGuid() + ".cmd");

                String installerCMD;

                // get the file type

                var extension = Path.GetExtension(_tempName).ToLower();

                switch (extension)

                {

                    case ".exe":

                        installerCMD = _tempName;

                        break;

                    case ".msi":

                        installerCMD = String.Format("msiexec /i \"{0}\"", _tempName);

                        break;

                    default:

                        MessageBox.Show("Updater not supported, please execute " + _tempName + " manually", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);

                        Environment.Exit(-1);

                        return;

                }

                // generate the batch file                

                _sparkle.ReportDiagnosticMessage("Generating MSI batch in " + Path.GetFullPath(cmd));

                using (var write = new StreamWriter(cmd))

                {

                    write.WriteLine(installerCMD);

                    write.WriteLine("cd " + workingDir);

                    write.WriteLine(cmdLine);

                    write.Close();

                }

                // report

                _sparkle.ReportDiagnosticMessage("Going to execute batch: " + cmd);

                // start the installer helper

                var process = new Process();

                process.StartInfo.FileName = cmd;

                process.StartInfo.WindowStyle = ProcessWindowStyle.Hidden;

                process.Start();

                // quit the app

                Environment.Exit(0);

            }

            catch (Exception exc)

            {

                Log.Error("Error while launching the update", exc);

                this.DialogResult = DialogResult.Cancel;

                MessageBox.Show("An error occured while executing the update.", "Update failed", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);

            }