CREATE
PROC
Login
@userName
varchar
(
20
),
@password
varchar
(
20
)
AS
IF
NOT
EXISTS
(
SELECT
*
FROM
UserAccount
WHERE
UserName
=
@userName
)
RETURN
-
1
IF
NOT
EXISTS
(
SELECT
*
FROM
UserAccount
WHERE
UserName
=
@userName
AND
password
=
@password
)
RETURN
1
UPDATE
UserAccount
SET
LoginTimes
=
LoginTimes
+
1
WHERE
UserName
=
@userName
RETURN
0
CREATE PROCEDURE Prc_Ad_Login
@AdName varchar(32),
@AdPwd nchar(32),
@Count int output,
@Err varchar(64) output
AS
if exists(select intsuid from sysuser where varsuname=@AdName)
begin
declare @suid int
declare @dteErrs datetime
declare @npwd nchar(32)
declare @Lock bit
declare @intErr int
declare @Errpart int
declare @ErrCount int
select @suid=intsuid, @dteErrs=dteErr,@intErr=intErrCount,@npwd=narsupwd,@lock=bitLock from sysuser where varsuname=@Adname
select @ErrCount=intsuerrcount,@Errpart=intsuerrminute from sysbasic
if(@npwd=@Adpwd)
begin
if(@Lock=1)
begin
select @Count=2
select @Err='你的帐户已被锁定,请联系站长!'
end
else
begin
select @Count=0
end
end
else
begin
if(@Lock=0)
begin
if(datediff(n,@dteErrs,getdate())<@Errpart)
begin
if(@intErr<@ErrCount)
begin
update sysuser set intErrCount=intErrCount+1,dteErr=getdate() where intsuid=@suid
if(@intErr=(@ErrCount-1))
begin
select @Count=4
select @Err='登录错误过多,你的帐号被系统暂时锁定!'
end
else
begin
select @Count=1
select @Err='用户名或密码错误!'
end
end
else
begin
update sysuser set dteErr=getdate() where intsuid=@suid
select @Count=3
select @Err='你的帐号在一定时间内不允许登录!'
end
end
else
begin
update sysuser set dteErr=getdate(),intErrCount=1 where intsuid=@suid
select @Count=1
select @Err='用户名或密码错误!'
end
end
end
end
else
begin
select @Count=1
select @Err='用户名或密码错误!'
end
GO
