<?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_XmlConnect
 * @copyright   Copyright (c) 2013 Magento Inc. (http://www.magentocommerce.com)
 * @license     http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 */

/**
 * Customer wishlist xml renderer
 *
 * @category    Mage
 * @package     Mage_XmlConnect
 * @author      Magento Core Team <core@magentocommerce.com>
 */
class Mage_XmlConnect_Block_Wishlist extends Mage_Wishlist_Block_Customer_Wishlist
{
    /**
     * Render customer wishlist xml
     *
     * @return string
     */
    protected function _toHtml()
    {
        /** @var Mage_XmlConnect_Model_Simplexml_Element $wishlistXmlObj */
        $wishlistXmlObj = Mage::getModel('xmlconnect/simplexml_element', '<wishlist></wishlist>');
        /**
         * Apply offset and count
         */
        $request= $this->getRequest();
        $offset = (int)$request->getParam('offset', 0);
        $count  = (int)$request->getParam('count', 0);
        $offset = $offset < 0 ? 0 : $offset;
        $count  = $count <= 0 ? 1 : $count;
        $hasMoreItems = 0;
        if ($offset + $count < $this->getWishlistItems()->getSize()) {
            $hasMoreItems = 1;
        }
        $this->getWishlistItems()->getSelect()->limit($count, $offset);

        $wishlistXmlObj->addAttribute('items_count', $this->getWishlistItemsCount());
        $wishlistXmlObj->addAttribute('has_more_items', $hasMoreItems);

        $productSmallImageSize = Mage::getModel('xmlconnect/images')->getImageLimitParam('content/product_small');
        /** @var $categoryImageHelper Mage_XmlConnect_Helper_Catalog_Product_Image */
        $categoryImageHelper = $this->helper('xmlconnect/catalog_product_image');
        if ($this->hasWishlistItems()) {
            /**
             * @var Mage_Wishlist_Model_Mysql4_Product_Collection
             */
            foreach ($this->getWishlistItems() as $item) {
                /** @var $item Mage_Wishlist_Model_Item */
                $itemXmlObj = $wishlistXmlObj->addChild('item');

                $itemXmlObj->addChild('item_id', $item->getWishlistItemId());
                $itemXmlObj->addChild('entity_id', $item->getProductId());
                $itemXmlObj->addChild('entity_type_id', $item->getProduct()->getTypeId());
                $itemXmlObj->addChild('name', $wishlistXmlObj->escapeXml($item->getName()));
                $itemXmlObj->addChild('in_stock', (int)$item->getProduct()->getStockItem()->getIsInStock());
                $itemXmlObj->addChild('is_salable', (int)$item->getProduct()->isSalable());
                /**
                 * If product type is grouped than it has options as its grouped items
                 */
                if ($item->getProduct()->getTypeId() == Mage_Catalog_Model_Product_Type_Grouped::TYPE_CODE
                    || $item->getProduct()->getTypeId() == Mage_Catalog_Model_Product_Type_Configurable::TYPE_CODE) {
                    $item->getProduct()->setHasOptions(true);
                }
                $itemXmlObj->addChild('has_options', (int)$item->getProduct()->getHasOptions());

                $icon = $categoryImageHelper->init($item->getProduct(), 'small_image')
                    ->resize($productSmallImageSize);

                $iconXml = $itemXmlObj->addChild('icon', $icon);
                $iconXml->addAttribute('modification_time', filemtime($icon->getNewFile()));

                $description = $wishlistXmlObj->escapeXml($item->getDescription());
                $itemXmlObj->addChild('description', $description);

                $addedDate = $wishlistXmlObj->escapeXml($this->getFormatedDate($item->getAddedAt()));
                $itemXmlObj->addChild('added_date', $addedDate);

                if ($this->getChild('product_price')) {
                    $this->getChild('product_price')->setProduct($item->getProduct())->setProductXmlObj($itemXmlObj)
                        ->collectProductPrices();
                }

                if (!$item->getProduct()->getRatingSummary()) {
                    Mage::getModel('review/review')
                        ->getEntitySummary($item->getProduct(), Mage::app()->getStore()->getId());
                }
                $ratingSummary = (int)$item->getProduct()->getRatingSummary()->getRatingSummary();
                $itemXmlObj->addChild('rating_summary', round($ratingSummary / 10));
                $itemXmlObj->addChild('reviews_count', $item->getProduct()->getRatingSummary()->getReviewsCount());
            }
        }

        return $wishlistXmlObj->asNiceXml();
    }
}
