Trigger to prevent dupe

Ok here my code im using... this simplier than the once above.. it is simple if it detects a duping.. it will lock the vault.. u can also add more to this query if u want.

if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[trg_CheckSameID]') and OBJECTPROPERTY(id, N'IsTrigger') = 1)
drop trigger [dbo].[trg_CheckSameID]
GO

if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[AllItemsLog]') and OBJECTPROPERTY(id, N'IsUserTable') = 1)
drop table [dbo].[AllItemsLog]
GO

if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[CopyLog]') and OBJECTPROPERTY(id, N'IsUserTable') = 1)
drop table [dbo].[CopyLog]
GO

CREATE TABLE [dbo].[AllItemsLog] (
[items_id] [int] IDENTITY (1, 1) NOT NULL ,
[items_type] [binary] (1) NOT NULL ,
[items_serial] [binary] (4) NOT NULL ,
[items_acid] [varchar] (10) COLLATE Chinese_PRC_CI_AS NOT NULL
) ON [PRIMARY]
GO

CREATE TABLE [dbo].[CopyLog] (
[copy_id] [int] IDENTITY (1, 1) NOT NULL ,
[copy_acid] [varchar] (10) COLLATE Chinese_PRC_CI_AS NOT NULL ,
[copy_whdata] [binary] (1200) NOT NULL ,
[copy_date] [datetime] NOT NULL
) ON [PRIMARY]
GO

ALTER TABLE [dbo].[AllItemsLog] ADD
CONSTRAINT [DF_CT_ITEM_item] DEFAULT (0) FOR [items_type],
CONSTRAINT [DF_CT_ITEM_itemid] DEFAULT (0) FOR [items_serial],
CONSTRAINT [DF_CT_ITEM_itemrole] DEFAULT ('\') FOR [items_acid]
GO

CREATE INDEX [IX_CT_ITEM] ON [dbo].[AllItemsLog]([items_type], [items_serial]) ON [PRIMARY]
GO

ALTER TABLE [dbo].[CopyLog] ADD
CONSTRAINT [DF_CopyLog_copy_date] DEFAULT (getdate()) FOR [copy_date]
GO


SET QUOTED_IDENTIFIER ON
GO
SET ANSI_NULLS ON
GO

CREATE TRIGGER [dbo].[trg_CheckSameID] ON [dbo].[character]
FOR UPDATE
AS
BEGIN
IF UPDATE(inventory)
BEGIN
SET NOCOUNT ON
DECLARE
@wh_acid varchar(10),
@wh_data binary(1200),
@wh_type binary(1),
@wh_serial binary(4),

@cr_user varchar(10),
@cr_acid varchar(10),
@cr_data binary(760),
@cr_type binary(1),
@cr_serial binary(4),

@al_acid varchar(10),
@j int,
@k int,
@find bit

SELECT @cr_acid=i.accountid,
@cr_data=i.inventory
FROM inserted i

SET @j=0
SET @find=0

WHILE @j<76 AND @cr_data IS NOT NULL
BEGIN
SET @cr_type=SUBSTRING(@cr_data,@j*10+1,1)
SET @cr_serial=SUBSTRING(@cr_data,@j*10+4,4)
IF @cr_type<>0xFF AND @cr_serial<>0x00000000
BEGIN
SELECT @al_acid=items_acid FROM allitemslog WHERE items_type=@cr_type AND items_serial=@cr_serial


IF @al_acid IS NULL
INSERT INTO allitemslog (items_type,items_serial,items_acid) VALUES (@cr_type,@cr_serial,@cr_acid)
ELSE
BEGIN
UPDATE allitemslog SET items_acid=@cr_acid WHERE items_type=@cr_type AND items_serial=@cr_serial


SELECT @wh_data=items FROM warehouse WHERE accountid=@al_acid

SET @k=0
WHILE @k<120 AND @wh_data IS NOT NULL
BEGIN
SET @wh_type=SUBSTRING(@wh_data,@k*10+1,1)
SET @wh_serial=SUBSTRING(@wh_data,@k*10+4,4)
IF @wh_type=@cr_type AND @wh_serial=@cr_serial
SET @find=1
SET @k=@k+1
END
END
END
SET @j=@j+1
END
IF @find=1
BEGIN
INSERT INTO copylog (copy_whdata,copy_acid,copy_date) VALUES (@wh_data,@al_acid,getdate())
-- this is wer u can add more punishment like ban or lock characters
UPDATE warehouse SET pw=5555 WHERE accountid=@al_acid
END
SET NOCOUNT OFF
END
END


GO
SET QUOTED_IDENTIFIER OFF
GO
SET ANSI_NULLS ON
GO


and to check daily who got caught..

just do this query

select * from copylog;
 
Ran the query without a hitch. Now waiting to see if anyone will be caught on the logs.

Thanx to those who helped!

Seems like players can't log in with this trigger...
 
Last edited:
Imao is there a goblin dupe method ? i havent know about any stuff like that .
 
don't explain the metod, or the noob's will see it, than they will dupe.
 
john_d said:
also a bug is found.. it doesnt really stop duping..

it bans the people who buy dupe items.. hehehe.. wat about the real dupers.
sigh... so this trigger is still useless?
 
a way to over do is..

do a trade-drop-dupe-bug.. then dont pick up item.. give it let some1 pick up the drop dupe item.. then go sell it.. hehehe

bang the person who bought it .. is caught.. lolz
 
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