<?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@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    Mage
 * @package     Mage_Wishlist
 * @copyright   Copyright (c) 2010 Magento Inc. (http://www.magentocommerce.com)
 * @license     http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 */


/**
 * Wishlist shared items controllers
 *
 * @category    Mage
 * @package     Mage_Wishlist
 * @author      Magento Core Team <core@magentocommerce.com>
 */
class Mage_Wishlist_SharedController extends Mage_Wishlist_Controller_Abstract
{
    /**
     * Retrieve wishlist instance by requested code
     *
     * @return Mage_Wishlist_Model_Wishlist|false
     */
    protected function _getWishlist()
    {
        $code     = (string)$this->getRequest()->getParam('code');
        if (empty($code)) {
            return false;
        }

        $wishlist = Mage::getModel('wishlist/wishlist')->loadByCode($code);
        if (!$wishlist->getId()) {
            return false;
        }

        Mage::getSingleton('checkout/session')->setSharedWishlist($code);

        return $wishlist;
    }

    /**
     * Shared wishlist view page
     *
     */
    public function indexAction()
    {
        $wishlist   = $this->_getWishlist();
        $customerId = Mage::getSingleton('customer/session')->getCustomerId();

        if ($wishlist->getCustomerId() && $wishlist->getCustomerId() == $customerId) {
            $this->_redirectUrl(Mage::helper('wishlist')->getListUrl());
            return;
        }

        Mage::register('shared_wishlist', $wishlist);

        $this->loadLayout();
        $this->_initLayoutMessages('checkout/session');
        $this->_initLayoutMessages('wishlist/session');
        $this->renderLayout();
    }
}