source: trunk/header.session.inc.php @ 1040

<?php
        $connection_id = $GLOBALS['phpgw']->session->sessionid;
        if (strlen($connection_id) != 32){
                $GLOBALS['phpgw']->redirect($GLOBALS['phpgw_info']['server']['webserver_url'].'/login.php?cd=2');
                exit;
        }
        $connection_id .= $GLOBALS['phpgw']->session->getuser_ip();
        $connection_id .= $_SERVER[ 'HTTP_USER_AGENT' ];

        if (!isset($_SESSION['connection_db_info']))
        {
                $GLOBALS['phpgw']->db->query("select sessionid, ip, browser from phpgw_access_log where account_id <> 0 and lo = 0 and sessionid='{$GLOBALS['phpgw']->session->sessionid}' limit 1",__LINE__,__FILE__);
                $GLOBALS['phpgw']->db->next_record( );
                $_SESSION['connection_db_info']['user_auth'] = $GLOBALS['phpgw']->db->row( );
        }

        if ($_SESSION['connection_db_info']['user_auth'] && implode('',$_SESSION['connection_db_info']['user_auth']) !== $connection_id)
        {
                echo lang("An important error has occured with your login, please contact your system administrator");  
                exit;
        }

?>