root/releases/0.1.1b/units/users/function_session_current_status.php

<?php

    // Preset logged in
    
        $logged_in = 0;

    // Is the user code and user ID set?
    
        if (isset($_SESSION['usercode']) && $_SESSION['usercode'] != "" && (isset($_SESSION['userid']) && ($_SESSION['userid'] != -1) )) {
    
            $userid = (int) $_SESSION['userid'];
            $usercode = addslashes($_SESSION['usercode']);
            $result = db_query("select * from users where ident = '$userid' and code = '$usercode'");

            if (sizeof($result) > 0) {
                $logged_in = 1;
            }

        }
    
    // Set logged-in status in stone

        define("logged_on",$logged_in);
        
    // If we're not logged in, set the user ID to -1
    
        if (!logged_on) {
            $_SESSION['userid'] = -1;
        }

?>