1: <?php
  2: /**
  3:  * Magento
  4:  *
  5:  * NOTICE OF LICENSE
  6:  *
  7:  * This source file is subject to the Open Software License (OSL 3.0)
  8:  * that is bundled with this package in the file LICENSE.txt.
  9:  * It is also available through the world-wide-web at this URL:
 10:  * http://opensource.org/licenses/osl-3.0.php
 11:  * If you did not receive a copy of the license and are unable to
 12:  * obtain it through the world-wide-web, please send an email
 13:  * to license@magentocommerce.com so we can send you a copy immediately.
 14:  *
 15:  * DISCLAIMER
 16:  *
 17:  * Do not edit or add to this file if you wish to upgrade Magento to newer
 18:  * versions in the future. If you wish to customize Magento for your
 19:  * needs please refer to http://www.magentocommerce.com for more information.
 20:  *
 21:  * @category    Mage
 22:  * @package     Mage_Rss
 23:  * @copyright   Copyright (c) 2012 Magento Inc. (http://www.magentocommerce.com)
 24:  * @license     http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 25:  */
 26: 
 27: /**
 28:  * Review form block
 29:  *
 30:  * @category   Mage
 31:  * @package    Mage_Rss
 32:  * @author      Magento Core Team <core@magentocommerce.com>
 33:  */
 34: class Mage_Rss_Block_Catalog_Tag extends Mage_Rss_Block_Catalog_Abstract
 35: {
 36:     protected function _construct()
 37:     {
 38:         /*
 39:         * setting cache to save the rss for 10 minutes
 40:         */
 41:         $tagModel = Mage::registry('tag_model');
 42:         $this->setCacheKey('rss_catalog_tag_' . $this->getStoreId() . '_' . $tagModel->getName());
 43:         $this->setCacheLifetime(600);
 44:     }
 45: 
 46:     protected function _toHtml()
 47:     {
 48:         //store id is store view id
 49:         $storeId = $this->_getStoreId();
 50:         $tagModel = Mage::registry('tag_model');
 51:         $newurl = Mage::getUrl('rss/catalog/tag/tagName/' . $tagModel->getName());
 52:         $title = Mage::helper('rss')->__('Products tagged with %s', $tagModel->getName());
 53:         $lang = Mage::getStoreConfig('general/locale/code');
 54: 
 55:         $rssObj = Mage::getModel('rss/rss');
 56:         $data = array('title' => $title,
 57:             'description' => $title,
 58:             'link'        => $newurl,
 59:             'charset'     => 'UTF-8',
 60:             'language'    => $lang
 61:         );
 62:         $rssObj->_addHeader($data);
 63: 
 64:         $_collection = $tagModel->getEntityCollection()
 65:             ->addTagFilter($tagModel->getId())
 66:             ->addStoreFilter($storeId);
 67: 
 68:         $_collection->setVisibility(Mage::getSingleton('catalog/product_visibility')->getVisibleInCatalogIds());
 69: 
 70:         $product = Mage::getModel('catalog/product');
 71: 
 72:         Mage::getSingleton('core/resource_iterator')->walk(
 73:             Mage::getResourceHelper('core')->getQueryUsingAnalyticFunction($_collection->getSelect()),
 74:             array(array($this, 'addTaggedItemXml')),
 75:             array('rssObj'=> $rssObj, 'product'=>$product),
 76:             $_collection->getSelect()->getAdapter()
 77:         );
 78: 
 79:         return $rssObj->createRssXml();
 80:     }
 81: 
 82:     /**
 83:      * Preparing data and adding to rss object
 84:      *
 85:      * @param array $args
 86:      */
 87:     public function addTaggedItemXml($args)
 88:     {
 89:         $product = $args['product'];
 90: 
 91:         $product->setAllowedInRss(true);
 92:         $product->setAllowedPriceInRss(true);
 93:         Mage::dispatchEvent('rss_catalog_tagged_item_xml_callback', $args);
 94: 
 95:         if (!$product->getAllowedInRss()) {
 96:             //Skip adding product to RSS
 97:             return;
 98:         }
 99: 
100:         $allowedPriceInRss = $product->getAllowedPriceInRss();
101: 
102:         $product->unsetData()->load($args['row']['entity_id']);
103:         $description = '<table><tr><td><a href="'.$product->getProductUrl().'">'
104:             . '<img src="' . $this->helper('catalog/image')->init($product, 'thumbnail')->resize(75, 75)
105:             . '" border="0" align="left" height="75" width="75"></a></td>'
106:             . '<td  style="text-decoration:none;">'.$product->getDescription();
107: 
108:         if ($allowedPriceInRss) {
109:             $description .= $this->getPriceHtml($product,true);
110:         }
111: 
112:         $description .='</td></tr></table>';
113: 
114:         $rssObj = $args['rssObj'];
115:         $data = array(
116:             'title'         => $product->getName(),
117:             'link'          => $product->getProductUrl(),
118:             'description'   => $description,
119:         );
120:         $rssObj->_addEntry($data);
121:     }
122: }
123: