/// <summary>
///
/// </summary>
/// <returns></returns>
public bool CheckForUpdate()
{
if (AutoUpdateXml.ExistsOnServer(applicationInfo.UpdateXmlLocation))
{
return(AutoUpdateXml.Parse(applicationInfo.UpdateXmlLocation, applicationInfo.ApplicationId)
.IsNewerThan(applicationInfo.ApplicationAssembly.GetName().Version));
}
return(false);
}
/// <summary>
///
/// </summary>
/// <param name="applicationInfo"></param>
/// <param name="update"></param>
internal AutoUpdateAcceptForm(IAutoUpdatable applicationInfo, AutoUpdateXml update)
{
InitializeComponent();
this.applicationInfo = applicationInfo;
this.update = update;
Text = applicationInfo.ApplicationName + " Update Available";
if (applicationInfo.ApplicationIcon != null)
{
Icon = applicationInfo.ApplicationIcon;
}
lblNewVersion.Text = String.Format("New Version: {0}", update.Version.ToString());
}
/// <summary>
/// Checks for/parses update.xml on the server.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void bgWorker_DoWork(object sender, DoWorkEventArgs e)
{
IAutoUpdatable appInfo = (IAutoUpdatable)e.Argument;
if (!AutoUpdateXml.ExistsOnServer(appInfo.UpdateXmlLocation))
{
e.Cancel = true;
}
else
{
e.Result = AutoUpdateXml.Parse(appInfo.UpdateXmlLocation, appInfo.ApplicationId);
}
}
/// <summary>
/// Creates a new InfoForm.
/// </summary>
/// <param name="applicationInfo"></param>
/// <param name="updateInfo"></param>
internal InfoForm(IAutoUpdatable applicationInfo, AutoUpdateXml updateInfo)
{
InitializeComponent();
//Sets the icon if it's not null
if (applicationInfo.ApplicationIcon != null)
{
Icon = applicationInfo.ApplicationIcon;
}
//Fill the UI
Text = applicationInfo.ApplicationName + " Update Info";
lblVersions.Text = String.Format("Current Version: {0}\nUpdate Version: {1}",
applicationInfo.ApplicationAssembly.GetName().Version.ToString(), updateInfo.Version.ToString());
txtDescription.Text = updateInfo.Description;
}
/// <summary>
/// Initiates download after update.xml is downloaded and parsed if it is needed.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void bgWorker_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
{
if (e.Cancelled)
{
return;
}
AutoUpdateXml update = (AutoUpdateXml)e.Result;
if (update == null || !update.IsNewerThan(applicationInfo.ApplicationAssembly.GetName().Version))
{
return;
}
if (new AutoUpdateAcceptForm(applicationInfo, update).ShowDialog() == DialogResult.Yes)
{
DownloadUpdate(update);
}
}
/// <summary>
/// Creates download update form and updates application.
/// </summary>
/// <param name="update"></param>
private void DownloadUpdate(AutoUpdateXml update)
{
lblDownloading form = new lblDownloading(update.Uri.ToString(), update.Directory, applicationInfo.ApplicationIcon);
DialogResult result = form.ShowDialog();
if (result == DialogResult.OK)
{
string currentPath = applicationInfo.ApplicationAssembly.Location;
//path of the root folder of installation
string rootPath = Path.GetDirectoryName(currentPath);
//path of the root folder of updates
string rootTempPath = $"{Path.GetTempPath()}AutoUpdate\\updates";
string argv = PrepareArgs(update.LaunchArgs);
string args =
$"\"{rootPath}\" \"{rootTempPath}\" \"{Process.GetCurrentProcess().MainModule.FileName}\" \"{update.Exe}\" {argv}";
ProcessStartInfo info = new ProcessStartInfo("Update progress.exe");
info.Arguments = args;
info.Verb = "runas";
//ProcessStartInfo info = UpdateApplication(rootTempPath, rootPath, update.Directory, update.LaunchArgs, update.Exe);
//info.UseShellExecute = false;
Process.Start(info);
Process.GetCurrentProcess().Kill();
}
else if (result == DialogResult.Abort)
{
MessageBox.Show("The update download was canceled.\nThis program has not been modified.",
"Update Download Canceled", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
else
{
MessageBox.Show("There was a problem downloading update.\nPlease try again later.",
"Update Download Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}