<?php
/**
 * Magento Commercial Edition
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Magento Commercial Edition License
 * that is available at: http://www.magentocommerce.com/license/commercial-edition
 * 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@magentocommerce.com so we can send you a copy immediately.
 *
 * DISCLAIMER
 *
 * Do not edit or add to this file if you wish to upgrade Magento to newer
 * versions in the future. If you wish to customize Magento for your
 * needs please refer to http://www.magentocommerce.com for more information.
 *
 * @category    Varien
 * @package     Varien_Data
 * @copyright   Copyright (c) 2010 Magento Inc. (http://www.magentocommerce.com)
 * @license     http://www.magentocommerce.com/license/commercial-edition
 */

/**
 * Form text element
 *
 * @category   Varien
 * @package    Varien_Data
 * @author      Magento Core Team <core@magentocommerce.com>
 */
class Varien_Data_Form_Element_Obscure extends Varien_Data_Form_Element_Password
{
    /**
     * @var string
     */
    protected $_obscuredValue = '******';

    /**
     * Hide value to make sure it will not show in HTML
     *
     * @param string $index
     * @return string
     */
    public function getEscapedValue($index = null)
    {
        $value = parent::getEscapedValue($index);
        if (!empty($value)) {
            return $this->_obscuredValue;
        }
        return $value;
    }

    /**
     * Returns list of html attributes possible to output in HTML
     *
     * @return array()
     */
    public function getHtmlAttributes()
    {
        return array('type', 'title', 'class', 'style', 'onclick', 'onchange', 'onkeyup', 'disabled', 'readonly', 'maxlength', 'tabindex');
    }
}