<?php

/**

 * Zend Framework

 *

 * LICENSE

 *

 * This source file is subject to the new BSD license that is bundled

 * with this package in the file LICENSE.txt.

 * It is also available through the world-wide-web at this URL:

 * http://framework.zend.com/license/new-bsd

 * If you did not receive a copy of the license and are unable to

 * obtain it through the world-wide-web, please send an email

 * to license@zend.com so we can send you a copy immediately.

 *

 * @category   Zend

 * @package    Zend_Captcha

 * @subpackage Adapter

 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 */

/** @see Zend_Captcha_Word */

require_once 'Zend/Captcha/Word.php';

/** @see Zend_Text_Figlet */

require_once 'Zend/Text/Figlet.php';

/**

 * Captcha based on figlet text rendering service

 *

 * Note that this engine seems not to like numbers

 *

 * @category   Zend

 * @package    Zend_Captcha

 * @subpackage Adapter

 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 * @version    $Id: Figlet.php 20096 2010-01-06 02:05:09Z bkarwin $

 */

class Zend_Captcha_Figlet extends Zend_Captcha_Word

{

    /**

     * Figlet text renderer

     *

     * @var Zend_Text_Figlet

     */

    protected $_figlet;

    /**

     * Constructor

     *

     * @param  null|string|array|Zend_Config $options

     * @return void

     */

    public function __construct($options = null)

    {

        parent::__construct($options);

        $this->_figlet = new Zend_Text_Figlet($options);

    }

    /**

     * Generate new captcha

     *

     * @return string

     */

    public function generate()

    {

        $this->_useNumbers = false;

        return parent::generate();

    }

    /**

     * Display the captcha

     *

     * @param Zend_View_Interface $view

     * @param mixed $element

     * @return string

     */

    public function render(Zend_View_Interface $view = null, $element = null)

    {

        return '<pre>'

             . $this->_figlet->render($this->getWord())

             . "</pre>\n";

    }

}