RemoteExt 远程验证

public class RemoteExtAttribute : RemoteAttribute
    {
        private string _resourceKey;

        public RemoteExtAttribute(string action, string controller, string areaName)
            : base(action, controller, areaName)
        {
            base.RouteData["area"] = areaName;
        }

        public RemoteExtAttribute(string action, string controller)
            : this(action, controller, "")
        {

        }

        public RemoteExtAttribute(string action, string controller, string areaName,string resourceKey, string errMsgResourceKey)
            : this(action, controller, areaName)
        {
            string displayName = EP.GlobalResources.EPLocalization.ResourceManager.GetString(resourceKey);
            displayName = string.IsNullOrEmpty(displayName) ? resourceKey : displayName;
            string errMsg = EP.GlobalResources.EPLocalization.ResourceManager.GetString(errMsgResourceKey);
            errMsg = string.IsNullOrEmpty(errMsg) ? errMsgResourceKey : errMsg;
            this.ErrorMessage = string.Format(" [{0}] {1}", displayName, errMsg);
        }

    }

　　

/// <summary>
    /// 账号唯一性
    /// </summary>
    public partial class RVMdEmployeeController : MutilLangController
    {
        [HttpGet]
        [OutputCache(Location = OutputCacheLocation.None, NoStore = true)]
        public JsonResult IsValidAcc(string Account)
        {
            Account = Account.CleanCode(30);
            bool v = MdEmployee.Count(TblMdEmployee._.Account == Account) >= 1;
            return Json(!v, JsonRequestBehavior.AllowGet);
        }
    }

　　

[RemoteExt("IsValidUId", "RVMdEmployee", "", AdditionalFields = "__DS", ErrorMessageResourceName = "G_DuplicatedKey", ErrorMessageResourceType = typeof(EP.GlobalResources.EPLocalization))]