<?php
require_once('auth.class.php'); // parent

/**
 * The auth class for use with DB-backend authentication.
 *
 */

class AuthAllowAll extends Auth {
    
    /**
     * The core of the authentication concept. 
     * checks a username & password hash (md5) against whatever authentication backend is being used (DB, shadow, etc)
     * 
     * @param string $username
     * @param string $password the password given by the user
     * @return true or false to indicate success.
     */
    function authenticate($username, $password) {
        $_SESSION['loggedin'] = 1;
        return true;
    }
    
    
    /**
     * Caches the info for the currently logged in user into class variables, if it hasn't been loaded yet.
     */
    protected function load_auth_cache() {
        if (!$this->cache_loaded) {
            if (@$_SESSION['loggedin']) {
                // set the class variables
                $this->username = 'sample';
                $this->user_id = 1;
                $this->user_group = 'user';
                
                // set the class variable to indicate that the values are ready (for future reference)
                $this->cache_loaded = true;
            }
            else {
                // not logged in. do nothing. (class vars will stay 'false')
            }
        }
    }
    
}

?>