private void isit_load()
 {
     model = new Model_Bookshelves();
     model = bll.GetModel(rid);
     if (model != null)
     {
         if (File.Exists(Server.MapPath(model.BookImg_Url)))
         {
             Image1.ImageUrl = model.BookImg_Url;
         }
         else
         {
             Image1.Visible = false;
         }
     }
     else
     {
         Image1.Visible = false;
     }
 }
 private void isit_load()
 {
     hidBook_Name.Value         = Request.QueryString["bookname"];
     hidResourceFolder_Id.Value = Request.QueryString["bookid"];
     model = new Model_Bookshelves();
     model = bll.GetModel(hidResourceFolder_Id.Value);
     if (model != null)
     {
         if (File.Exists(Server.MapPath(model.BookImg_Url)))
         {
             Image1.ImageUrl = model.BookImg_Url;
         }
         else
         {
             Image1.Visible = false;
         }
         txtBookPrice.Text = model.BookPrice.ToString();
         BookBrief.Value   = model.BookBrief;
     }
     else
     {
         Image1.Visible = false;
     }
 }
 public static string SetBookShelvesState(string id)
 {
     try
     {
         BLL_Bookshelves   bll   = new BLL_Bookshelves();
         Model_Bookshelves model = bll.GetModel(id);
         model.BookShelvesState = "0";
         model.PutDownTime      = DateTime.Now;
         bool inum = bll.Update(model);
         if (inum)
         {
             Model_VSysUserRole   loginUser = (Model_VSysUserRole)HttpContext.Current.Session["LoginUser"];
             Model_BookshelvesLog modelLog  = new Model_BookshelvesLog();
             modelLog.BookshelvesLog_Id = Guid.NewGuid().ToString();
             modelLog.BookId            = model.ResourceFolder_Id;
             modelLog.LogTypeEnum       = "2";
             modelLog.CreateUser        = loginUser.SysUser_ID;
             modelLog.CreateTime        = DateTime.Now;
             new BLL_BookshelvesLog().Add(modelLog);
             return(JsonConvert.SerializeObject(new
             {
                 err = "null"
             }));
         }
         else
         {
             return(JsonConvert.SerializeObject(new
             {
                 err = ""
             }));
         }
     }
     catch (Exception)
     {
         return(JsonConvert.SerializeObject(new
         {
             err = "error"//ex.Message.ToString()
         }));
     }
 }