/* * helper for above */ private string SaveFile(string folder, object sender2) { Uploader that = sender2 as Uploader; string fileName = Page.Server.MapPath(folder.Trim('/') + "/" + that.GetFileName()); if (File.Exists(fileName)) { File.Delete(fileName); } byte[] content = Convert.FromBase64String(that.GetFileRawBASE64()); using (FileStream stream = File.Create(fileName)) { stream.Write(content, 0, content.Length); } return(folder.Trim('/') + "/" + that.GetFileName()); }