(SQL Server) Example: Http.ClearInMemoryCookies method

Demonstrates how to call the ClearInMemoryCookies method.

Note: This example requires Chilkat v11.1.0 or greater.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

-- Important: See this note about string length limitations for strings returned by sp_OAMethod calls.
--
CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    DECLARE @http int
    EXEC @hr = sp_OACreate 'Chilkat.Http', @http OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    -- Save received cookies to an in-memory cache.
    EXEC sp_OASetProperty @http, 'CookieDir', 'memory'
    EXEC sp_OASetProperty @http, 'SaveCookies', 1

    -- Indicate that saved cookies should be sent on subsequent requests (where the cookie's attributes match the request)
    EXEC sp_OASetProperty @http, 'SendCookies', 1

    DECLARE @html nvarchar(4000)
    EXEC sp_OAMethod @http, 'QuickGetStr', @html OUT, 'https://www.paypal.com/'

    -- Examine the cookies cached for the domain paypal.com
    DECLARE @xmlStr nvarchar(4000)
    EXEC sp_OAMethod @http, 'GetCookieXml', @xmlStr OUT, 'paypal.com'

    PRINT @xmlStr

    -- Sample output:
    -- <?xml version="1.0" encoding="utf-8"?>
    -- <cookies>
    --     <cookie key="/,/,$x-enc" v="0" maxAge="1800">
    --         <x-enc>URI_ENCODING</x-enc>
    --     </cookie>
    --     <cookie key=".paypal.com,/,LANG" v="0" expire="Fri, 15 Aug 2025 23:42:44 GMT" maxAge="31556000" secure="yes">
    --         <LANG>en_US%3BUS</LANG>
    --     </cookie>
    --     <cookie key="paypal.com,/,ts" v="0" expire="Mon, 14 Aug 2028 14:56:50 GMT" secure="yes">
    --         <ts>vreXpYrS%3D1848964208%26vteXpYrS%3D1755271608%26vr%3Dae3bc3371987669703182e1efffffffe%26vt%3Dae3bc337198369703182e1efffffffd%26vtyp%3Dnew</ts>
    --     </cookie>
    --     <cookie key="paypal.com,/,ts_c" v="0" expire="Mon, 14 Aug 2028 14:56:50 GMT" secure="yes">
    --         <ts_c>vr%3Dae3bc3371987365703182e1efffffffe%26vt%3Dae3bc337198759703182e1efffffffd</ts_c>
    --     </cookie>
    -- </cookies>

    -- Clear the in-memory cookies.
    EXEC sp_OAMethod @http, 'ClearInMemoryCookies', NULL

    -- The cached cookies should not be present.
    EXEC sp_OAMethod @http, 'GetCookieXml', @xmlStr OUT, 'paypal.com'

    PRINT 'After calling ClearInMemoryCookies...'

    PRINT @xmlStr

    PRINT '----'

    EXEC @hr = sp_OADestroy @http


END
GO