public JsonResult Delete() { JsonResult res = new JsonResult(); JsonMessage message = new JsonMessage() { Status = "ok" }; res.Data = message; User currentUser = (User)Session["User"]; if (currentUser == null) { message.Status = "failed"; message.Message = "没有登录不能删除图片"; return res; } AccountManager accountMgr=new AccountManager(); ShopManager shopMgr = new ShopManager(currentUser); Permission permission = shopMgr.Permission; if (permission.DELETE_PDT_IMAGE == 0) { message.Status = "failed"; message.Message = "没有权限删除图片"; return res; } int imgId = 0; int.TryParse(Request["image_id"],out imgId); if (shopMgr.DeleteImage(imgId, Request.PhysicalApplicationPath)) { message.Status = "ok"; } return res; }