NopCommerce上二次开发 触发器记录

最近要在NopCommerce上二次开发。

开发也就算了，该项目的架构设计很好，但性能不可谓不低。

扯远了，为了保持项目以后升级顺利，开次开发不允许在原项目基础上大改，只能以插件形式开发……

因一个功能，不好改代码，所以在数据层用触发器实现。代码记录在此

 USE [NopCommerce]
 GO
 /****** Object:  Trigger [dbo].[InsertAffiliate]    Script Date: 2014/7/22 11:10:03 ******/
 SET ANSI_NULLS ON
 GO
 SET QUOTED_IDENTIFIER ON
 GO

 -- =============================================
 -- Author:        崔大鹏
 -- Create date: 2014.7.21
 -- Description:    <Description,,> 需要去affiate 的外键关联
 -- =============================================
 ALTER TRIGGER [dbo].[InsertAffiliate]
    ON  [dbo].[Customer]
    AFTER INSERT,UPDATE
 AS 

 BEGIN

 declare @CustomUserName nvarchar(1000)
 select @CustomUserName=inserted.Username from inserted
  If (@CustomUserName is not null)
   begin
    -- print('用户名不为空（实注册用户，临时用户不进)
 Declare @CustomId int
 declare @errno int
 DECLARE @AddressId  int
 DECLARE @AffiliateId  int

 DECLARE @User_FirstName  nvarchar(100)
 DECLARE @User_LastName  nvarchar(100)
 DECLARE @Company  nvarchar(100)

 select @CustomId=inserted.Id from inserted 

  -- print('不存在关联AFF)
    if not exists(select 1 from   P_CustomId_AffiliateId P WHERE P.Id=@CustomId)
    BEGIN

    Begin TransAction  

    select @AddressId from  CustomerAddresses as Ca WHERE CA.Customer_Id=@CustomId
  -- print('关联CustomerAddresses 表 查出addressge表的ID

  -- print('如果没查到，插入一条。ADDRESS 并插入一条关联。
 if(@AddressId is null)
 begin

 --with sr as( select * from GenericAttribute with nolock
 --                        where EntityId=@CustomId and KeyGroup='Customer'
 --                        )
 --select @User_FirstName=Value from sr
 --where sr.[Key]='FirstName'

 --select @User_LastName=Value from sr 

 with sr as(select  case [Key] when 'FirstName' THEN VALUE   END  AS 'FirstName',case [Key] when 'LastName' THEN VALUE   END  AS 'LastName',  case [Key] when 'Company' THEN VALUE   END  AS 'Company'
    FROM [NopCommerce].[dbo].[GenericAttribute]
   where [EntityId]=@CustomId)

   select @User_FirstName=STUFF((SELECT ',' + FirstName
          FROM sr AS G2 FOR XML PATH('')), 1, 1, '') ,@User_LastName=STUFF((SELECT ',' + LastName
          FROM sr AS G2 FOR XML PATH('')), 1, 1, ''),@Company= STUFF((SELECT ',' + Company
          FROM sr AS G2 FOR XML PATH('')), 1, 1, '')

 INSERT INTO [dbo].[Address]
            ([FirstName]
            ,[LastName]
            ,[Email]
            ,[Company]
            ,[CountryId]
            ,[StateProvinceId]
            ,[City]
            ,[Address1]
            ,[Address2]
            ,[ZipPostalCode]
            ,[PhoneNumber]
            ,[FaxNumber]
            ,[CreatedOnUtc])
      VALUES
            (@User_FirstName
            ,@User_LastName
            ,@CustomUserName
            ,@Company
            ,NULL
            ,NULL
            ,''
            ,''
            ,''
            ,''
            ,''
            ,''
            ,GETDATE())
 SELECT @AddressId=@@IDENTITY 

 set @errno=@errno+@@error

 INSERT INTO [dbo].[CustomerAddresses]
            ([Customer_Id]
            ,[Address_Id])
      VALUES
            (@CustomId
            ,@AddressId)
 set @errno=@errno+@@error
 end

  -- print('插入Affiliate 以上对ADDRESS表的处理，因为，AFF表有外键关联，ADDRESS无数据，不能INSERT
 insert into Affiliate  ([AddressId]
            ,[Deleted]
            ,[Active])
            values(@AddressId,0,1)
 SELECT @AffiliateId=@@IDENTITY 

 set @errno=@errno+@@error
 -- print('插入P_CustomId_AffiliateId
 insert into P_CustomId_AffiliateId
            values(@CustomId,@AffiliateId)

 set @errno=@errno+@@error
  If @errno>0
   begin
    -- print('事务处理失败，回滚事务！')
    rollback TransAction
   end
  Else
   Begin
    -- print('事务处理成功，提交事务！')
    Commit TransAction
   End 

     -- SET NOCOUNT ON added to prevent extra result sets from
     -- interfering with SELECT statements.
     SET NOCOUNT ON;
     -- Insert statements for trigger here

   end 

    END  

 END