Source for file UsernamePasswordAuthNTokens.class.php

<?php
/**
 * @package harmoni.osid_v2.agentmanagement.authn_methods
 * 
 * @copyright Copyright &copy; 2005, Middlebury College
 * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License (GPL)
 *
 * @version $Id: UsernamePasswordAuthNTokens.class.php,v 1.4 2005/04/07 19:42:13 adamfranco Exp $
 */ 
 
require_once(dirname(__FILE__)."/AuthNTokens.abstract.php");
 
/**
 * UsernamePasswordAuthNTokens is used by AuthNMethods that wrap systems that
 * authenticate via a Username/Password pair of strings.
 * 
 * @package harmoni.osid_v2.agentmanagement.authn_methods
 * 
 * @copyright Copyright &copy; 2005, Middlebury College
 * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License (GPL)
 *
 * @version $Id: UsernamePasswordAuthNTokens.class.php,v 1.4 2005/04/07 19:42:13 adamfranco Exp $
 */
class UsernamePasswordAuthNTokens
    extends AuthNTokens
{
 
    /**
     * Initialize this object for a set of authentication tokens.
     * 
     * @param mixed $tokens 
     * @return void 
     * @access public
     * @since 3/1/05
     */
    function initializeForTokens ( $tokens ) {
        ArgumentValidator::validate($tokens, ArrayValidatorRule::getRule());
        ArgumentValidator::validate($tokens['username'], StringValidatorRule::getRule());
        ArgumentValidator::validate($tokens['password'], StringValidatorRule::getRule());
        
        $this->_tokens = $tokens;
        $this->_identifier = $tokens['username'];
    }
    
    /**
     * Initialize this object for an identifier. The identifier is often a
     * username, but can be any string as long as it is unique within a given
     * AuthNMethod.
     * 
     * @param string $identifier 
     * @return void 
     * @access public
     * @since 3/1/05
     */
    function initializeForIdentifier ( $identifier ) {
        ArgumentValidator::validate($identifier, StringValidatorRule::getRule());
        
        $this->_identifier = $identifier;
        $this->_tokens = array(
                                'username' => $identifier,
                                'password' => ''
                            );
    }
    
    /**
     * Return the username.
     * 
     * @return string 
     * @access public
     * @since 3/1/05
     */
    function getUsername () {
        return $this->_identifier;
    }
    
    /**
     * Return the password.
     * 
     * @return string 
     * @access public
     * @since 3/1/05
     */
    function getPassword () {
        return $this->_tokens['password'];
    }
    
}
 
?>