/* First uninstall - this section is exactly the same as uninstall.sql */
USE master
GO

/*
   InstallSqlStateTemplate.sql and UninstallSqlStateTemplate.sql are
   templates files for installing the ASP.NET session state SQL objects
   on a database other than the default 'ASPState'.

   To create your own script files based on the template:
   1. Create your own script files by coping the two template files.
   2. Decide a name for your database (e.g. MyASPStateDB)
   3. In your own script files, replace all occurences of "DatabaseNamePlaceHolder"
      by your database name.
   4. Install and uninstall ASP.NET session state SQL objects using your own
      script files.
*/

/* Drop the database containing our sprocs */
IF DB_ID('DatabaseNamePlaceHolder') IS NOT NULL BEGIN
    DROP DATABASE DatabaseNamePlaceHolder
END
GO

/* Drop the obsolete startup enabler */
DECLARE @PROCID int
SET @PROCID = OBJECT_ID('EnableASPStateStartup') 
IF @PROCID IS NOT NULL AND OBJECTPROPERTY(@PROCID, 'IsProcedure') = 1 BEGIN
    DROP PROCEDURE EnableASPStateStartup
END
GO

/* Drop the obsolete startup disabler */
DECLARE @PROCID int
SET @PROCID = OBJECT_ID('DisableASPStateStartup') 
IF @PROCID IS NOT NULL AND OBJECTPROPERTY(@PROCID, 'IsProcedure') = 1 BEGIN
    DROP PROCEDURE DisableASPStateStartup
END
GO

/* Drop the DatabaseNamePlaceHolder_DeleteExpiredSessions_Job */
DECLARE @JobID BINARY(16)  
SELECT @JobID = job_id     
FROM   msdb.dbo.sysjobs    
WHERE (name = N'DatabaseNamePlaceHolder_Job_DeleteExpiredSessions')       
IF (@JobID IS NOT NULL)    
BEGIN  
    -- Check if the job is a multi-server job  
    IF (EXISTS (SELECT  * 
              FROM    msdb.dbo.sysjobservers 
              WHERE   (job_id = @JobID) AND (server_id <> 0))) 
    BEGIN 
        -- There is, so abort the script 
        RAISERROR (N'Unable to import job ''DatabaseNamePlaceHolder_Job_DeleteExpiredSessions'' since there is already a multi-server job with this name.', 16, 1) 
    END 
    ELSE 
        -- Delete the [local] job 
        EXECUTE msdb.dbo.sp_delete_job @job_name = N'DatabaseNamePlaceHolder_Job_DeleteExpiredSessions' 
END

/* Create and populate the DatabaseNamePlaceHolder database */
CREATE DATABASE DatabaseNamePlaceHolder
GO

USE DatabaseNamePlaceHolder
GO

/* Check to make sure the USE worked.  The CREATE DATABASE may have failed. */
IF DB_NAME()<>'DatabaseNamePlaceHolder' BEGIN
    RAISERROR('Error creating state database',20,1)  -- Sev 20 will terminate the connection
END    

SET QUOTED_IDENTIFIER OFF 
GO
SET ANSI_NULLS ON 
GO

CREATE PROCEDURE DropTempTables
AS
    IF OBJECT_ID('DatabaseNamePlaceHolder..ASPStateTempSessions','U') IS NOT NULL BEGIN
        DROP TABLE DatabaseNamePlaceHolder..ASPStateTempSessions
    END

    IF OBJECT_ID('DatabaseNamePlaceHolder..ASPStateTempApplications','U') IS NOT NULL BEGIN
        DROP TABLE DatabaseNamePlaceHolder..ASPStateTempApplications
    END

    RETURN 0
GO

CREATE PROCEDURE GetMajorVersion
    @@ver int output
AS
/* Find out the version */

IF OBJECT_ID('tempdb..#AspstateVer') IS NOT NULL BEGIN
    DROP TABLE #AspstateVer
END

CREATE TABLE #AspstateVer
(
    c1 INT,
    c2 CHAR(100),
    c3 CHAR(100),
    version CHAR(100)
)

INSERT INTO #AspstateVer
EXEC master..xp_msver ProductVersion

DECLARE @version CHAR(100)
DECLARE @dot INT

SELECT @version = version FROM #AspstateVer
SELECT @dot = CHARINDEX('.', @version)
SELECT @@ver = CONVERT(INT, SUBSTRING(@version, 1, @dot-1))
GO   

/* Find out the version */
DECLARE @ver INT
EXEC GetMajorVersion @@ver=@ver OUTPUT

DECLARE @cmd CHAR(8000)

IF (@ver >= 8)
    SET @cmd = '
        CREATE PROCEDURE CreateTempTables
        AS
            CREATE TABLE DatabaseNamePlaceHolder..ASPStateTempSessions (
                SessionId           CHAR(32)        NOT NULL PRIMARY KEY,
                Created             DATETIME        NOT NULL DEFAULT GETUTCDATE(),
                Expires             DATETIME        NOT NULL,
                LockDate            DATETIME        NOT NULL,
                LockDateLocal       DATETIME        NOT NULL,
                LockCookie          INT             NOT NULL,
                Timeout             INT             NOT NULL,
                Locked              BIT             NOT NULL,
                SessionItemShort    VARBINARY(7000) NULL,
                SessionItemLong     IMAGE           NULL,
            ) 

            CREATE TABLE DatabaseNamePlaceHolder..ASPStateTempApplications (
                AppId               INT             NOT NULL PRIMARY KEY,
                AppName             CHAR(280)       NOT NULL,
            ) 

            CREATE NONCLUSTERED INDEX Index_AppName ON DatabaseNamePlaceHolder..ASPStateTempApplications(AppName)

            RETURN 0'
ELSE
    SET @cmd = '
        CREATE PROCEDURE CreateTempTables
        AS
            CREATE TABLE DatabaseNamePlaceHolder..ASPStateTempSessions (
                SessionId           CHAR(32)        NOT NULL PRIMARY KEY,
                Created             DATETIME        NOT NULL DEFAULT GETDATE(),
                Expires             DATETIME        NOT NULL,
                LockDate            DATETIME        NOT NULL,
                LockCookie          INT             NOT NULL,
                Timeout             INT             NOT NULL,
                Locked              BIT             NOT NULL,
                SessionItemShort    VARBINARY(7000) NULL,
                SessionItemLong     IMAGE           NULL,
            ) 

            CREATE TABLE DatabaseNamePlaceHolder..ASPStateTempApplications (
                AppId               INT             NOT NULL PRIMARY KEY,
                AppName             CHAR(280)       NOT NULL,
            ) 

            CREATE NONCLUSTERED INDEX Index_AppName ON DatabaseNamePlaceHolder..ASPStateTempApplications(AppName)

            RETURN 0'

EXEC (@cmd)
GO   

CREATE PROCEDURE ResetData
AS
    EXECUTE DropTempTables
    EXECUTE CreateTempTables
    RETURN 0
GO
   
EXECUTE sp_addtype tSessionId, 'CHAR(32)',  'NOT NULL'
GO

EXECUTE sp_addtype tAppName, 'VARCHAR(280)', 'NOT NULL'
GO

EXECUTE sp_addtype tSessionItemShort, 'VARBINARY(7000)'
GO

EXECUTE sp_addtype tSessionItemLong, 'IMAGE'
GO

EXECUTE sp_addtype tTextPtr, 'VARBINARY(16)'
GO

CREATE PROCEDURE GetHashCode
    @input tAppName,
    @hash INT OUTPUT
AS
    /* 
       This sproc is based on this C# hash function:

        int GetHashCode(string s)
        {
            int     hash = 5381;
            int     len = s.Length;

            for (int i = 0; i < len; i++) {
                int     c = Convert.ToInt32(s[i]);
                hash = ((hash << 5) + hash) ^ c;
            }

            return hash;
        }

        However, SQL 7 doesn't provide a 32-bit integer
        type that allows rollover of bits, we have to
        divide our 32bit integer into the upper and lower
        16 bits to do our calculation.
    */
       
    DECLARE @hi_16bit   INT
    DECLARE @lo_16bit   INT
    DECLARE @hi_t       INT
    DECLARE @lo_t       INT
    DECLARE @len        INT
    DECLARE @i          INT
    DECLARE @c          INT
    DECLARE @carry      INT

    SET @hi_16bit = 0
    SET @lo_16bit = 5381
    
    SET @len = DATALENGTH(@input)
    SET @i = 1
    
    WHILE (@i <= @len)
    BEGIN
        SET @c = ASCII(SUBSTRING(@input, @i, 1))

        /* Formula:                        
           hash = ((hash << 5) + hash) ^ c */

        /* hash << 5 */
        SET @hi_t = @hi_16bit * 32 /* high 16bits << 5 */
        SET @hi_t = @hi_t & 0xFFFF /* zero out overflow */
        
        SET @lo_t = @lo_16bit * 32 /* low 16bits << 5 */
        
        SET @carry = @lo_16bit & 0x1F0000 /* move low 16bits carryover to hi 16bits */
        SET @carry = @carry / 0x10000 /* >> 16 */
        SET @hi_t = @hi_t + @carry
        SET @hi_t = @hi_t & 0xFFFF /* zero out overflow */

        /* + hash */
        SET @lo_16bit = @lo_16bit + @lo_t
        SET @hi_16bit = @hi_16bit + @hi_t + (@lo_16bit / 0x10000)
        /* delay clearing the overflow */

        /* ^c */
        SET @lo_16bit = @lo_16bit ^ @c

        /* Now clear the overflow bits */	
        SET @hi_16bit = @hi_16bit & 0xFFFF
        SET @lo_16bit = @lo_16bit & 0xFFFF

        SET @i = @i + 1
    END

    /* Do a sign extension of the hi-16bit if needed */
    IF (@hi_16bit & 0x8000 <> 0)
        SET @hi_16bit = 0xFFFF0000 | @hi_16bit

    /* Merge hi and lo 16bit back together */
    SET @hi_16bit = @hi_16bit * 0x10000 /* << 16 */
    SET @hash = @hi_16bit | @lo_16bit

    RETURN 0
GO

CREATE PROCEDURE TempGetAppID
    @appName    tAppName,
    @appId      INT OUTPUT
AS
    SET @appName = LOWER(@appName)
    SET @appId = NULL
    
    SELECT @appId = AppId
    FROM DatabaseNamePlaceHolder..ASPStateTempApplications
    WHERE AppName = @appName
    
    IF @appId IS NULL BEGIN
        BEGIN TRAN        

        SELECT @appId = AppId
        FROM DatabaseNamePlaceHolder..ASPStateTempApplications WITH (TABLOCKX)
        WHERE AppName = @appName
        
        IF @appId IS NULL
        BEGIN
            EXEC GetHashCode @appName, @appId OUTPUT
            
            INSERT DatabaseNamePlaceHolder..ASPStateTempApplications
            VALUES
            (@appId, @appName)
            
            IF @@ERROR = 2627 
            BEGIN
                DECLARE @dupApp tAppName
            
                SELECT @dupApp = RTRIM(AppName)
                FROM DatabaseNamePlaceHolder..ASPStateTempApplications 
                WHERE AppId = @appId
                
                RAISERROR('SQL session state fatal error: hash-code collision between applications ''%s'' and ''%s''. Please rename the 1st application to resolve the problem.', 
                            18, 1, @appName, @dupApp)
            END
        END

        COMMIT
    END

    RETURN 0
GO

/* Find out the version */
DECLARE @ver INT
EXEC GetMajorVersion @@ver=@ver OUTPUT
DECLARE @cmd CHAR(8000)
IF (@ver >= 8)
    SET @cmd = '
        CREATE PROCEDURE TempGetStateItem
            @id         tSessionId,
            @itemShort  tSessionItemShort OUTPUT,
            @locked     BIT OUTPUT,
            @lockDate   DATETIME OUTPUT,
            @lockCookie INT OUTPUT
        AS
            DECLARE @textptr AS tTextPtr
            DECLARE @length AS INT
            DECLARE @now as DATETIME
            SET @now = GETUTCDATE()

            UPDATE DatabaseNamePlaceHolder..ASPStateTempSessions
            SET Expires = DATEADD(n, Timeout, @now), 
                @locked = Locked,
                @lockDate = LockDateLocal,
                @lockCookie = LockCookie,
                @itemShort = CASE @locked
                    WHEN 0 THEN SessionItemShort
                    ELSE NULL
                    END,
                @textptr = CASE @locked
                    WHEN 0 THEN TEXTPTR(SessionItemLong)
                    ELSE NULL
                    END,
                @length = CASE @locked
                    WHEN 0 THEN DATALENGTH(SessionItemLong)
                    ELSE NULL
                    END
            WHERE SessionId = @id
            IF @length IS NOT NULL BEGIN
                READTEXT DatabaseNamePlaceHolder..ASPStateTempSessions.SessionItemLong @textptr 0 @length
            END

            RETURN 0'
ELSE
    SET @cmd = '
        CREATE PROCEDURE TempGetStateItem
            @id         tSessionId,
            @itemShort  tSessionItemShort OUTPUT,
            @locked     BIT OUTPUT,
            @lockDate   DATETIME OUTPUT,
            @lockCookie INT OUTPUT
        AS
            DECLARE @textptr AS tTextPtr
            DECLARE @length AS INT
            DECLARE @now as DATETIME
            SET @now = GETDATE()

            UPDATE DatabaseNamePlaceHolder..ASPStateTempSessions
            SET Expires = DATEADD(n, Timeout, @now), 
                @locked = Locked,
                @lockDate = LockDate,
                @lockCookie = LockCookie,
                @itemShort = CASE @locked
                    WHEN 0 THEN SessionItemShort
                    ELSE NULL
                    END,
                @textptr = CASE @locked
                    WHEN 0 THEN TEXTPTR(SessionItemLong)
                    ELSE NULL
                    END,
                @length = CASE @locked
                    WHEN 0 THEN DATALENGTH(SessionItemLong)
                    ELSE NULL
                    END
            WHERE SessionId = @id
            IF @length IS NOT NULL BEGIN
                READTEXT DatabaseNamePlaceHolder..ASPStateTempSessions.SessionItemLong @textptr 0 @length
            END

            RETURN 0'
    
EXEC (@cmd)    
GO

DECLARE @ver INT
EXEC GetMajorVersion @@ver=@ver OUTPUT
DECLARE @cmd CHAR(8000)
IF (@ver >= 8)
    SET @cmd = '
        CREATE PROCEDURE TempGetStateItem2
            @id         tSessionId,
            @itemShort  tSessionItemShort OUTPUT,
            @locked     BIT OUTPUT,
            @lockAge    INT OUTPUT,
            @lockCookie INT OUTPUT
        AS
            DECLARE @textptr AS tTextPtr
            DECLARE @length AS INT
            DECLARE @now as DATETIME
            SET @now = GETUTCDATE()

            UPDATE DatabaseNamePlaceHolder..ASPStateTempSessions
            SET Expires = DATEADD(n, Timeout, @now), 
                @locked = Locked,
                @lockAge = DATEDIFF(second, LockDate, @now),
                @lockCookie = LockCookie,
                @itemShort = CASE @locked
                    WHEN 0 THEN SessionItemShort
                    ELSE NULL
                    END,
                @textptr = CASE @locked
                    WHEN 0 THEN TEXTPTR(SessionItemLong)
                    ELSE NULL
                    END,
                @length = CASE @locked
                    WHEN 0 THEN DATALENGTH(SessionItemLong)
                    ELSE NULL
                    END
            WHERE SessionId = @id
            IF @length IS NOT NULL BEGIN
                READTEXT DatabaseNamePlaceHolder..ASPStateTempSessions.SessionItemLong @textptr 0 @length
            END

            RETURN 0'

EXEC (@cmd)    
GO
            

DECLARE @ver INT
EXEC GetMajorVersion @@ver=@ver OUTPUT
DECLARE @cmd CHAR(8000)
IF (@ver >= 8)
    SET @cmd = '
        CREATE PROCEDURE TempGetStateItemExclusive
            @id         tSessionId,
            @itemShort  tSessionItemShort OUTPUT,
            @locked     BIT OUTPUT,
            @lockDate   DATETIME OUTPUT,
            @lockCookie INT OUTPUT
        AS
            DECLARE @textptr AS tTextPtr
            DECLARE @length AS INT
            DECLARE @now as DATETIME
            DECLARE @nowLocal as DATETIME

            SET @now = GETUTCDATE()
            SET @nowLocal = GETDATE()
            
            UPDATE DatabaseNamePlaceHolder..ASPStateTempSessions
            SET Expires = DATEADD(n, Timeout, @now), 
                LockDate = CASE Locked
                    WHEN 0 THEN @now
                    ELSE LockDate
                    END,
                @lockDate = LockDateLocal = CASE Locked
                    WHEN 0 THEN @nowLocal
                    ELSE LockDateLocal
                    END,
                @lockCookie = LockCookie = CASE Locked
                    WHEN 0 THEN LockCookie + 1
                    ELSE LockCookie
                    END,
                @itemShort = CASE Locked
                    WHEN 0 THEN SessionItemShort
                    ELSE NULL
                    END,
                @textptr = CASE Locked
                    WHEN 0 THEN TEXTPTR(SessionItemLong)
                    ELSE NULL
                    END,
                @length = CASE Locked
                    WHEN 0 THEN DATALENGTH(SessionItemLong)
                    ELSE NULL
                    END,
                @locked = Locked,
                Locked = 1
            WHERE SessionId = @id
            IF @length IS NOT NULL BEGIN
                READTEXT DatabaseNamePlaceHolder..ASPStateTempSessions.SessionItemLong @textptr 0 @length
            END

            RETURN 0'
ELSE
    SET @cmd = '
        CREATE PROCEDURE TempGetStateItemExclusive
            @id         tSessionId,
            @itemShort  tSessionItemShort OUTPUT,
            @locked     BIT OUTPUT,
            @lockDate   DATETIME OUTPUT,
            @lockCookie INT OUTPUT
        AS
            DECLARE @textptr AS tTextPtr
            DECLARE @length AS INT
            DECLARE @now as DATETIME

            SET @now = GETDATE()
            UPDATE DatabaseNamePlaceHolder..ASPStateTempSessions
            SET Expires = DATEADD(n, Timeout, @now), 
                @lockDate = LockDate = CASE Locked
                    WHEN 0 THEN @now
                    ELSE LockDate
                    END,
                @lockCookie = LockCookie = CASE Locked
                    WHEN 0 THEN LockCookie + 1
                    ELSE LockCookie
                    END,
                @itemShort = CASE Locked
                    WHEN 0 THEN SessionItemShort
                    ELSE NULL
                    END,
                @textptr = CASE Locked
                    WHEN 0 THEN TEXTPTR(SessionItemLong)
                    ELSE NULL
                    END,
                @length = CASE Locked
                    WHEN 0 THEN DATALENGTH(SessionItemLong)
                    ELSE NULL
                    END,
                @locked = Locked,
                Locked = 1
            WHERE SessionId = @id
            IF @length IS NOT NULL BEGIN
                READTEXT DatabaseNamePlaceHolder..ASPStateTempSessions.SessionItemLong @textptr 0 @length
            END

            RETURN 0'    

EXEC (@cmd)    
GO


DECLARE @ver INT
EXEC GetMajorVersion @@ver=@ver OUTPUT
DECLARE @cmd CHAR(8000)
IF (@ver >= 8)
    SET @cmd = '
        CREATE PROCEDURE TempGetStateItemExclusive2
            @id         tSessionId,
            @itemShort  tSessionItemShort OUTPUT,
            @locked     BIT OUTPUT,
            @lockAge    INT OUTPUT,
            @lockCookie INT OUTPUT
        AS
            DECLARE @textptr AS tTextPtr
            DECLARE @length AS INT
            DECLARE @now as DATETIME
            DECLARE @nowLocal as DATETIME

            SET @now = GETUTCDATE()
            SET @nowLocal = GETDATE()
            
            UPDATE DatabaseNamePlaceHolder..ASPStateTempSessions
            SET Expires = DATEADD(n, Timeout, @now), 
                LockDate = CASE Locked
                    WHEN 0 THEN @now
                    ELSE LockDate
                    END,
                LockDateLocal = CASE Locked
                    WHEN 0 THEN @nowLocal
                    ELSE LockDateLocal
                    END,
                @lockAge = CASE Locked
                    WHEN 0 THEN 0
                    ELSE DATEDIFF(second, LockDate, @now)
                    END,
                @lockCookie = LockCookie = CASE Locked
                    WHEN 0 THEN LockCookie + 1
                    ELSE LockCookie
                    END,
                @itemShort = CASE Locked
                    WHEN 0 THEN SessionItemShort
                    ELSE NULL
                    END,
                @textptr = CASE Locked
                    WHEN 0 THEN TEXTPTR(SessionItemLong)
                    ELSE NULL
                    END,
                @length = CASE Locked
                    WHEN 0 THEN DATALENGTH(SessionItemLong)
                    ELSE NULL
                    END,
                @locked = Locked,
                Locked = 1
            WHERE SessionId = @id
            IF @length IS NOT NULL BEGIN
                READTEXT DatabaseNamePlaceHolder..ASPStateTempSessions.SessionItemLong @textptr 0 @length
            END

            RETURN 0'

EXEC (@cmd)    
GO


DECLARE @ver INT
EXEC GetMajorVersion @@ver=@ver OUTPUT
DECLARE @cmd CHAR(8000)
IF (@ver >= 8)
    SET @cmd = '
        CREATE PROCEDURE TempReleaseStateItemExclusive
            @id         tSessionId,
            @lockCookie INT
        AS
            UPDATE DatabaseNamePlaceHolder..ASPStateTempSessions
            SET Expires = DATEADD(n, Timeout, GETUTCDATE()), 
                Locked = 0
            WHERE SessionId = @id AND LockCookie = @lockCookie

            RETURN 0'
ELSE
    SET @cmd = '
        CREATE PROCEDURE TempReleaseStateItemExclusive
            @id         tSessionId,
            @lockCookie INT
        AS
            UPDATE DatabaseNamePlaceHolder..ASPStateTempSessions
            SET Expires = DATEADD(n, Timeout, GETDATE()), 
                Locked = 0
            WHERE SessionId = @id AND LockCookie = @lockCookie

            RETURN 0'

EXEC (@cmd)    
GO


DECLARE @ver INT
EXEC GetMajorVersion @@ver=@ver OUTPUT
DECLARE @cmd CHAR(8000)
IF (@ver >= 8)
    SET @cmd = '
        CREATE PROCEDURE TempInsertStateItemShort
            @id         tSessionId,
            @itemShort  tSessionItemShort,
            @timeout    INT
        AS    

            DECLARE @now as DATETIME
            DECLARE @nowLocal as DATETIME
            
            SET @now = GETUTCDATE()
            SET @nowLocal = GETDATE()

            INSERT DatabaseNamePlaceHolder..ASPStateTempSessions 
                (SessionId, 
                 SessionItemShort, 
                 Timeout, 
                 Expires, 
                 Locked, 
                 LockDate,
                 LockDateLocal,
                 LockCookie) 
            VALUES 
                (@id, 
                 @itemShort, 
                 @timeout, 
                 DATEADD(n, @timeout, @now), 
                 0, 
                 @now,
                 @nowLocal,
                 1)

            RETURN 0'
ELSE
    SET @cmd = '
        CREATE PROCEDURE TempInsertStateItemShort
            @id         tSessionId,
            @itemShort  tSessionItemShort,
            @timeout    INT
        AS    

            DECLARE @now as DATETIME
            SET @now = GETDATE()

            INSERT DatabaseNamePlaceHolder..ASPStateTempSessions 
                (SessionId, 
                 SessionItemShort, 
                 Timeout, 
                 Expires, 
                 Locked, 
                 LockDate,
                 LockCookie) 
            VALUES 
                (@id, 
                 @itemShort, 
                 @timeout, 
                 DATEADD(n, @timeout, @now), 
                 0, 
                 @now,
                 1)

            RETURN 0'

EXEC (@cmd)    
GO


DECLARE @ver INT
EXEC GetMajorVersion @@ver=@ver OUTPUT
DECLARE @cmd CHAR(8000)
IF (@ver >= 8)
    SET @cmd = '
        CREATE PROCEDURE TempInsertStateItemLong
            @id         tSessionId,
            @itemLong   tSessionItemLong,
            @timeout    INT
        AS    
            DECLARE @now as DATETIME
            DECLARE @nowLocal as DATETIME
            
            SET @now = GETUTCDATE()
            SET @nowLocal = GETDATE()

            INSERT DatabaseNamePlaceHolder..ASPStateTempSessions 
                (SessionId, 
                 SessionItemLong, 
                 Timeout, 
                 Expires, 
                 Locked, 
                 LockDate,
                 LockDateLocal,
                 LockCookie) 
            VALUES 
                (@id, 
                 @itemLong, 
                 @timeout, 
                 DATEADD(n, @timeout, @now), 
                 0, 
                 @now,
                 @nowLocal,
                 1)

            RETURN 0'
ELSE
    SET @cmd = '
        CREATE PROCEDURE TempInsertStateItemLong
            @id         tSessionId,
            @itemLong   tSessionItemLong,
            @timeout    INT
        AS    
            DECLARE @now as DATETIME
            SET @now = GETDATE()

            INSERT DatabaseNamePlaceHolder..ASPStateTempSessions 
                (SessionId, 
                 SessionItemLong, 
                 Timeout, 
                 Expires, 
                 Locked, 
                 LockDate,
                 LockCookie) 
            VALUES 
                (@id, 
                 @itemLong, 
                 @timeout, 
                 DATEADD(n, @timeout, @now), 
                 0, 
                 @now,
                 1)

            RETURN 0'

EXEC (@cmd)    
GO


DECLARE @ver INT
EXEC GetMajorVersion @@ver=@ver OUTPUT
DECLARE @cmd CHAR(8000)
IF (@ver >= 8)
    SET @cmd = '
        CREATE PROCEDURE TempUpdateStateItemShort
            @id         tSessionId,
            @itemShort  tSessionItemShort,
            @timeout    INT,
            @lockCookie INT
        AS    
            UPDATE DatabaseNamePlaceHolder..ASPStateTempSessions
            SET Expires = DATEADD(n, Timeout, GETUTCDATE()), 
                SessionItemShort = @itemShort, 
                Timeout = @timeout,
                Locked = 0
            WHERE SessionId = @id AND LockCookie = @lockCookie

            RETURN 0'
ELSE
    SET @cmd = '
        CREATE PROCEDURE TempUpdateStateItemShort
            @id         tSessionId,
            @itemShort  tSessionItemShort,
            @timeout    INT,
            @lockCookie INT
        AS    
            UPDATE DatabaseNamePlaceHolder..ASPStateTempSessions
            SET Expires = DATEADD(n, Timeout, GETDATE()), 
                SessionItemShort = @itemShort, 
                Timeout = @timeout,
                Locked = 0
            WHERE SessionId = @id AND LockCookie = @lockCookie

            RETURN 0'

EXEC (@cmd)    
GO


DECLARE @ver INT
EXEC GetMajorVersion @@ver=@ver OUTPUT
DECLARE @cmd CHAR(8000)
IF (@ver >= 8)
    SET @cmd = '
        CREATE PROCEDURE TempUpdateStateItemShortNullLong
            @id         tSessionId,
            @itemShort  tSessionItemShort,
            @timeout    INT,
            @lockCookie INT
        AS    
            UPDATE DatabaseNamePlaceHolder..ASPStateTempSessions
            SET Expires = DATEADD(n, Timeout, GETUTCDATE()), 
                SessionItemShort = @itemShort, 
                SessionItemLong = NULL, 
                Timeout = @timeout,
                Locked = 0
            WHERE SessionId = @id AND LockCookie = @lockCookie

            RETURN 0'
ELSE
    SET @cmd = '
        CREATE PROCEDURE TempUpdateStateItemShortNullLong
            @id         tSessionId,
            @itemShort  tSessionItemShort,
            @timeout    INT,
            @lockCookie INT
        AS    
            UPDATE DatabaseNamePlaceHolder..ASPStateTempSessions
            SET Expires = DATEADD(n, Timeout, GETDATE()), 
                SessionItemShort = @itemShort, 
                SessionItemLong = NULL, 
                Timeout = @timeout,
                Locked = 0
            WHERE SessionId = @id AND LockCookie = @lockCookie

            RETURN 0'

EXEC (@cmd)    
GO


DECLARE @ver INT
EXEC GetMajorVersion @@ver=@ver OUTPUT
DECLARE @cmd CHAR(8000)
IF (@ver >= 8)
    SET @cmd = '
        CREATE PROCEDURE TempUpdateStateItemLong
            @id         tSessionId,
            @itemLong   tSessionItemLong,
            @timeout    INT,
            @lockCookie INT
        AS    
            UPDATE DatabaseNamePlaceHolder..ASPStateTempSessions
            SET Expires = DATEADD(n, Timeout, GETUTCDATE()), 
                SessionItemLong = @itemLong,
                Timeout = @timeout,
                Locked = 0
            WHERE SessionId = @id AND LockCookie = @lockCookie

            RETURN 0'
ELSE
    SET @cmd = '
        CREATE PROCEDURE TempUpdateStateItemLong
            @id         tSessionId,
            @itemLong   tSessionItemLong,
            @timeout    INT,
            @lockCookie INT
        AS    
            UPDATE DatabaseNamePlaceHolder..ASPStateTempSessions
            SET Expires = DATEADD(n, Timeout, GETDATE()), 
                SessionItemLong = @itemLong,
                Timeout = @timeout,
                Locked = 0
            WHERE SessionId = @id AND LockCookie = @lockCookie

            RETURN 0'

EXEC (@cmd)            
GO


DECLARE @ver INT
EXEC GetMajorVersion @@ver=@ver OUTPUT
DECLARE @cmd CHAR(8000)
IF (@ver >= 8)
    SET @cmd = '
        CREATE PROCEDURE TempUpdateStateItemLongNullShort
            @id         tSessionId,
            @itemLong   tSessionItemLong,
            @timeout    INT,
            @lockCookie INT
        AS    
            UPDATE DatabaseNamePlaceHolder..ASPStateTempSessions
            SET Expires = DATEADD(n, Timeout, GETUTCDATE()), 
                SessionItemLong = @itemLong, 
                SessionItemShort = NULL,
                Timeout = @timeout,
                Locked = 0
            WHERE SessionId = @id AND LockCookie = @lockCookie

            RETURN 0'
ELSE
    SET @cmd = '
    CREATE PROCEDURE TempUpdateStateItemLongNullShort
        @id         tSessionId,
        @itemLong   tSessionItemLong,
        @timeout    INT,
        @lockCookie INT
    AS    
        UPDATE DatabaseNamePlaceHolder..ASPStateTempSessions
        SET Expires = DATEADD(n, Timeout, GETDATE()), 
            SessionItemLong = @itemLong, 
            SessionItemShort = NULL,
            Timeout = @timeout,
            Locked = 0
        WHERE SessionId = @id AND LockCookie = @lockCookie

        RETURN 0'

EXEC (@cmd)            
GO

CREATE PROCEDURE TempRemoveStateItem
    @id     tSessionId,
    @lockCookie INT
AS
    DELETE DatabaseNamePlaceHolder..ASPStateTempSessions
    WHERE SessionId = @id AND LockCookie = @lockCookie
    RETURN 0
GO
            
DECLARE @ver INT
EXEC GetMajorVersion @@ver=@ver OUTPUT
DECLARE @cmd CHAR(8000)
IF (@ver >= 8)
    SET @cmd = '
        CREATE PROCEDURE TempResetTimeout
            @id     tSessionId
        AS
            UPDATE DatabaseNamePlaceHolder..ASPStateTempSessions
            SET Expires = DATEADD(n, Timeout, GETUTCDATE())
            WHERE SessionId = @id
            RETURN 0'
ELSE
    SET @cmd = '
        CREATE PROCEDURE TempResetTimeout
            @id     tSessionId
        AS
            UPDATE DatabaseNamePlaceHolder..ASPStateTempSessions
            SET Expires = DATEADD(n, Timeout, GETDATE())
            WHERE SessionId = @id
            RETURN 0'

EXEC (@cmd)            
GO

            
DECLARE @ver INT
EXEC GetMajorVersion @@ver=@ver OUTPUT
DECLARE @cmd CHAR(8000)
IF (@ver >= 8)
    SET @cmd = '
        CREATE PROCEDURE DeleteExpiredSessions
        AS
            DECLARE @now DATETIME
            SET @now = GETUTCDATE()

            DELETE DatabaseNamePlaceHolder..ASPStateTempSessions
            WHERE Expires < @now

            RETURN 0'
ELSE
    SET @cmd = '
        CREATE PROCEDURE DeleteExpiredSessions
        AS
            DECLARE @now DATETIME
            SET @now = GETDATE()

            DELETE DatabaseNamePlaceHolder..ASPStateTempSessions
            WHERE Expires < @now

            RETURN 0'

EXEC (@cmd)            
GO
            
EXECUTE CreateTempTables
GO

/* Create the startup procedure */
USE master
GO

/* Create the job to delete expired sessions */
BEGIN TRANSACTION            
    DECLARE @JobID BINARY(16)  
    DECLARE @ReturnCode INT    
    SELECT @ReturnCode = 0     

    -- Add job category
    IF (SELECT COUNT(*) FROM msdb.dbo.syscategories WHERE name = N'[Uncategorized (Local)]') < 1 
        EXECUTE msdb.dbo.sp_add_category @name = N'[Uncategorized (Local)]'

    -- Add the job
    EXECUTE @ReturnCode = msdb.dbo.sp_add_job 
            @job_id = @JobID OUTPUT, 
            @job_name = N'DatabaseNamePlaceHolder_Job_DeleteExpiredSessions', 
            @owner_login_name = NULL, 
            @description = N'Deletes expired sessions from the session state database.', 
            @category_name = N'[Uncategorized (Local)]', 
            @enabled = 1, 
            @notify_level_email = 0, 
            @notify_level_page = 0, 
            @notify_level_netsend = 0, 
            @notify_level_eventlog = 0, 
            @delete_level= 0

    IF (@@ERROR <> 0 OR @ReturnCode <> 0) GOTO QuitWithRollback 
    
    -- Add the job steps
    EXECUTE @ReturnCode = msdb.dbo.sp_add_jobstep 
            @job_id = @JobID,
            @step_id = 1, 
            @step_name = N'DatabaseNamePlaceHolder_JobStep_DeleteExpiredSessions', 
            @command = N'EXECUTE DeleteExpiredSessions', 
            @database_name = N'DatabaseNamePlaceHolder', 
            @server = N'', 
            @database_user_name = N'', 
            @subsystem = N'TSQL', 
            @cmdexec_success_code = 0, 
            @flags = 0, 
            @retry_attempts = 0, 
            @retry_interval = 1, 
            @output_file_name = N'', 
            @on_success_step_id = 0, 
            @on_success_action = 1, 
            @on_fail_step_id = 0, 
            @on_fail_action = 2

    IF (@@ERROR <> 0 OR @ReturnCode <> 0) GOTO QuitWithRollback 

    EXECUTE @ReturnCode = msdb.dbo.sp_update_job @job_id = @JobID, @start_step_id = 1 
    IF (@@ERROR <> 0 OR @ReturnCode <> 0) GOTO QuitWithRollback 
    
    -- Add the job schedules
    EXECUTE @ReturnCode = msdb.dbo.sp_add_jobschedule 
            @job_id = @JobID, 
            @name = N'DatabaseNamePlaceHolder_JobSchedule_DeleteExpiredSessions', 
            @enabled = 1, 
            @freq_type = 4,     
            @active_start_date = 20001016, 
            @active_start_time = 0, 
            @freq_interval = 1, 
            @freq_subday_type = 4, 
            @freq_subday_interval = 1, 
            @freq_relative_interval = 0, 
            @freq_recurrence_factor = 0, 
            @active_end_date = 99991231, 
            @active_end_time = 235959

    IF (@@ERROR <> 0 OR @ReturnCode <> 0) GOTO QuitWithRollback 
    
    -- Add the Target Servers
    EXECUTE @ReturnCode = msdb.dbo.sp_add_jobserver @job_id = @JobID, @server_name = N'(local)' 
    IF (@@ERROR <> 0 OR @ReturnCode <> 0) GOTO QuitWithRollback 
    
    COMMIT TRANSACTION          
    GOTO   EndSave              
QuitWithRollback:
    IF (@@TRANCOUNT > 0) ROLLBACK TRANSACTION 
EndSave: 
GO

