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

<?php

    // User-related functions
    
    // Get current access level
    
        function accesslevel($owner = -1) {
            
            $currentaccess = 0;

    // For now, there are three access levels: 0 (logged out), 1 (logged in) and 1000 (me)

            if (logged_on == 1) {
                $currentaccess++;
            }
            
            if ($_SESSION['userid'] == $owner) {
                $currentaccess += 1000;
            }
            
            return $currentaccess;
            
        }
    
    // Protect users to a certain access level
    
        function protect($level, $owner = -1) {
        
            if (accesslevel($owner) < $level) {
                run("access_denied");

                // run("display:bottomofpage");
                exit();
            }
            
        }

?>