public HttpResponseMessage AddFolder(FileInstance folder)
 {
     try
     {
         BlogService.CreateDirectory(folder.FullPath + "/" + folder.Name);
         return Request.CreateResponse(HttpStatusCode.OK);
     }
     catch (UnauthorizedAccessException)
     {
         return Request.CreateResponse(HttpStatusCode.Unauthorized);
     }
     catch (Exception)
     {
         return Request.CreateResponse(HttpStatusCode.InternalServerError);
     }
 }
 public HttpResponseMessage AddFolder(FileInstance folder)
 {
     BlogService.CreateDirectory(folder.FullPath + "/" + folder.Name);
     return Request.CreateResponse(HttpStatusCode.OK);
 }