Eine Datei zum Download anbieten

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/// <summary>
/// Starts the download.
/// </summary>
/// <param name="path">The path.</param>
private static void StartDownload(string path)
{
    FileInfo downloadFile = new FileInfo(path);
    HttpContext.Current.Response.Clear();
    HttpContext.Current.Response.AddHeader("Content-Disposition", string.Format("attachment; filename={0}", downloadFile.Name));
    HttpContext.Current.Response.AddHeader("Content-Length", downloadFile.Length.ToString());
    HttpContext.Current.Response.ContentType = "application/octet-stream";
    HttpContext.Current.Response.WriteFile(downloadFile.FullName);
    HttpContext.Current.Response.End();
}