private void Window_Loaded(object sender, RoutedEventArgs e)
{
_webClient = new EasyUpdaterWebClient
{
CachePolicy = new HttpRequestCachePolicy(HttpRequestCacheLevel.NoCacheNoStore)
};
var uri = new Uri(this._eazyUpdate.UpdaterInformation.DownloadURL);
if (string.IsNullOrEmpty(this._eazyUpdate.UpdaterOptions.DownloadPath))
{
_tempFile = Path.GetTempFileName();
}
else
{
_tempFile = Path.Combine(this._eazyUpdate.UpdaterOptions.DownloadPath, $"{Guid.NewGuid().ToString()}.tmp");
if (!Directory.Exists(this._eazyUpdate.UpdaterOptions.DownloadPath))
{
Directory.CreateDirectory(this._eazyUpdate.UpdaterOptions.DownloadPath);
}
}
if (this._eazyUpdate.UpdaterOptions.DownloadAuthentication != null)
{
_webClient.Headers[HttpRequestHeader.Authorization] = this._eazyUpdate.UpdaterOptions.DownloadAuthentication.ToString();
}
_webClient.DownloadProgressChanged += OnDownloadProgressChanged;
_webClient.DownloadFileCompleted += WebClientOnDownloadFileCompleted;
_webClient.DownloadFileAsync(uri, _tempFile);
}
/// <summary>
/// Web client file download completed event
/// </summary>
/// <param name="sender">The sender object (webclient)</param>
/// <param name="e">The async completed event arg</param>
private void WebClientOnDownloadFileCompleted(object sender, AsyncCompletedEventArgs e)
{
if (e.Cancelled)
{
return;
}
if (e.Error != null)
{
MessageBox.Show(e.Error.Message, e.Error.GetType().ToString(), MessageBoxButton.OK,
MessageBoxImage.Error);
_webClient = null;
Close();
return;
}
if (!string.IsNullOrEmpty(_eazyUpdate.UpdaterInformation.Checksum))
{
if (!CompareChecksum(_tempFile, _eazyUpdate.UpdaterInformation.Checksum))
{
_webClient = null;
Close();
return;
}
}
string fileName;
string contentDisposition = _webClient.ResponseHeaders["Content-Disposition"] ?? string.Empty;
if (string.IsNullOrEmpty(contentDisposition))
{
fileName = Path.GetFileName(_webClient.ResponseUri.LocalPath);
}
else
{
fileName = TryToFindFileName(contentDisposition, "filename=");
if (string.IsNullOrEmpty(fileName))
{
fileName = TryToFindFileName(contentDisposition, "filename*=UTF-8''");
}
}
var tempPath =
Path.Combine(
string.IsNullOrEmpty(_eazyUpdate.UpdaterOptions.DownloadPath) ? Path.GetTempPath() : _eazyUpdate.UpdaterOptions.DownloadPath,
fileName);
try
{
if (File.Exists(tempPath))
{
File.Delete(tempPath);
}
File.Move(_tempFile, tempPath);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString(), MessageBoxButton.OK, MessageBoxImage.Error);
_webClient = null;
Close();
return;
}
var processStartInfo = new ProcessStartInfo
{
FileName = tempPath,
UseShellExecute = true,
Arguments = _eazyUpdate.UpdaterInformation.InstallerArgs?.Replace("%path%",
Path.GetDirectoryName(Process.GetCurrentProcess().MainModule.FileName))
};
var extension = Path.GetExtension(tempPath);
if (extension.Equals(".msi", StringComparison.OrdinalIgnoreCase))
{
processStartInfo = new ProcessStartInfo
{
FileName = "msiexec",
UseShellExecute = false,
Arguments = $"/i \"{tempPath}\""
};
}
else if (extension.Equals(".exe", StringComparison.OrdinalIgnoreCase))
{
processStartInfo = new ProcessStartInfo
{
FileName = tempPath
};
}
if (!string.IsNullOrEmpty(_eazyUpdate.UpdaterInformation.InstallerArgs))
{
processStartInfo.Arguments += " " + _eazyUpdate.UpdaterInformation.InstallerArgs;
}
if (_eazyUpdate.UpdaterOptions.RunUpdateAsAdmin)
{
processStartInfo.Verb = "runas";
}
if (_eazyUpdate.UpdaterOptions.RunUpdateAsAnotherUser && _eazyUpdate.UpdaterOptions.ServiceAccount != null)
{
SecureString ssPwd = new SecureString();
Array.ForEach(_eazyUpdate.UpdaterOptions.ServiceAccount.Password.ToCharArray(),
(x) => ssPwd.AppendChar(x));
ssPwd.MakeReadOnly();
processStartInfo.Domain = _eazyUpdate.UpdaterOptions.ServiceAccount.Domain;
processStartInfo.UserName = _eazyUpdate.UpdaterOptions.ServiceAccount.UserName;
processStartInfo.Password = ssPwd;
}
try
{
Process.Start(processStartInfo);
}
catch (Win32Exception exception)
{
_webClient = null;
if (exception.NativeErrorCode != 1223)
{
throw;
}
}
Close();
}