CREATE TRIGGER [dbo].[TR_SETTING_AUDIT_UPDATE] ON [dbo].[SETTING] AFTER UPDATE NOT FOR REPLICATION
AS
declare @ChangeAgentID uniqueidentifier
declare @AuditKey uniqueidentifier
declare @AuditDate datetime
declare @DateChanged datetime
set nocount on
set @DateChanged = null
set @ChangeAgentID = null
-- make sure the datestamp and changeagent fields are updated
if not update(CHANGEDBYID)
begin
--Get a default changeagent id. Applications should always explicitly included CHANGEDBYID in any updates to avoid a default change agent id.
exec dbo.USP_CHANGEAGENT_GETORCREATECHANGEAGENTFROMCONTEXT @ChangeAgentID output
IF not update(UPDATEDATE)
begin
-- neither datechanged nor changedbyid were updated, so update both
set @DateChanged = GetDate()
update dbo.SETTING set CHANGEDBYID = @ChangeAgentID, UPDATEDATE = @DateChanged from dbo.SETTING inner join INSERTED on SETTING.ID = INSERTED.ID
end
else
-- date changed was updated, but changedbyid wasn't so just update changedbyid
update dbo.SETTING set CHANGEDBYID = @ChangeAgentID from dbo.SETTING inner join INSERTED on SETTING.ID = INSERTED.ID
end
else if not update(UPDATEDATE)
begin
set @DateChanged = GetDate()
update dbo.SETTING set UPDATEDATE = @DateChanged from dbo.SETTING inner join INSERTED on SETTING.ID = INSERTED.ID
end
--peform the audit
if dbo.UFN_AUDITENABLED('SETTING') = 1
begin
-- the audit key is used to associate the rows in the audit table with a single atomic deletion/modification
-- we pre-fetch the audit date to make sure both rows contain exactly the same date value.
set @AuditKey = NewID()
set @AuditDate = GetDate()
INSERT INTO dbo.SETTINGAUDIT(
AUDITRECORDID,
AUDITKEY,
AUDITCHANGEAGENTID,
AUDITDATE,
AUDITTYPECODE,
[NAME],
[VALUE],
[DATEADDED],
[DATECHANGED],
[ADDEDBYCMSUSERID],
[CHANGEDBYCMSUSERID],
[ADDEDBYID],
[CHANGEDBYID]
)
SELECT
GUID,
@AuditKey,
COALESCE(@ChangeAgentID,(SELECT CHANGEDBYID FROM INSERTED WHERE INSERTED.ID=DELETED.ID)), --If explicitly updating CHANGEDBYID, use that, else use the the one default one fetched above
@AuditDate,
0, --Before Update
[NAME],
[VALUE],
[CREATEDATE],
[UPDATEDATE],
[ADDEDBYCMSUSERID],
[CHANGEDBYCMSUSERID],
[ADDEDBYID],
[CHANGEDBYID]
FROM DELETED
INSERT INTO dbo.SETTINGAUDIT(
AUDITRECORDID,
AUDITKEY,
AUDITCHANGEAGENTID,
AUDITDATE,
AUDITTYPECODE,
[NAME],
[VALUE],
[DATEADDED],
[DATECHANGED],
[ADDEDBYCMSUSERID],
[CHANGEDBYCMSUSERID],
[ADDEDBYID],
[CHANGEDBYID]
)
SELECT
GUID,
@AuditKey,
COALESCE(@ChangeAgentID,CHANGEDBYID), --If explicitly updating CHANGEDBYID, use that, else use the the one default one fetched above
@AuditDate,
1, --After Update
[NAME],
[VALUE],
[CREATEDATE],
coalesce(@DateChanged, [UPDATEDATE]),
[ADDEDBYCMSUSERID],
[CHANGEDBYCMSUSERID],
[ADDEDBYID],
coalesce(@ChangeAgentID, [CHANGEDBYID])
FROM INSERTED
end
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Trigger Definition
