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Path: /data/applications/aps/magento/1.9.2.1-35/standard/htdocs/app/code/core/Mage/Core/Helper/ [ Home ]
File: Hint.php
<?php
/**
 * Magento
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Open Software License (OSL 3.0)
 * that is bundled with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://opensource.org/licenses/osl-3.0.php
 * 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@magento.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.magento.com for more information.
 *
 * @category    Mage
 * @package     Mage_Core
 * @copyright  Copyright (c) 2006-2015 X.commerce, Inc. (http://www.magento.com)
 * @license    http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 */

/**
 * Core hint helper
 *
 * @category    Mage
 * @package     Mage_Core
 * @author      Magento Core Team <core@magentocommerce.com>
 */
class Mage_Core_Helper_Hint extends Mage_Core_Helper_Abstract
{
    /**
     * List of available hints
     *
     * @var null|array
     */
    protected $_availableHints;

    /**
     * Retrieve list of available hints as [hint code] => [hint url]
     *
     * @return array
     */
    public function getAvailableHints()
    {
        if (null === $this->_availableHints) {
            $hints = array();
            $config = Mage::getConfig()->getNode('default/hints');
            if ($config) {
                foreach ($config->children() as $type => $node) {
                    if ((string)$node->enabled) {
                        $hints[$type] = (string)$node->url;
                    }
                }
            }
            $this->_availableHints = $hints;
        }
        return $this->_availableHints;
    }

    /**
     * Get Hint Url by Its Code
     *
     * @param string $code
     * @return null|string
     */
    public function getHintByCode($code)
    {
        $hint = null;
        $hints = $this->getAvailableHints();
        if (array_key_exists($code, $hints)) {
            $hint = $hints[$code];
        }
        return $hint;
    }
}