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_Catalog
 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:  * Catalog product related items block
 29:  *
 30:  * @category   Mage
 31:  * @package    Mage_Catalog
 32:  * @author      Magento Core Team <core@magentocommerce.com>
 33:  */
 34: 
 35: class Mage_Catalog_Block_Product_List_Upsell extends Mage_Catalog_Block_Product_Abstract
 36: {
 37:     /**
 38:      * Default MAP renderer type
 39:      *
 40:      * @var string
 41:      */
 42:     protected $_mapRenderer = 'msrp_noform';
 43: 
 44:     protected $_columnCount = 4;
 45: 
 46:     protected $_items;
 47: 
 48:     protected $_itemCollection;
 49: 
 50:     protected $_itemLimits = array();
 51: 
 52:     protected function _prepareData()
 53:     {
 54:         $product = Mage::registry('product');
 55:         /* @var $product Mage_Catalog_Model_Product */
 56:         $this->_itemCollection = $product->getUpSellProductCollection()
 57:             ->setPositionOrder()
 58:             ->addStoreFilter()
 59:         ;
 60:         if (Mage::helper('catalog')->isModuleEnabled('Mage_Checkout')) {
 61:             Mage::getResourceSingleton('checkout/cart')->addExcludeProductFilter($this->_itemCollection,
 62:                 Mage::getSingleton('checkout/session')->getQuoteId()
 63:             );
 64: 
 65:             $this->_addProductAttributesAndPrices($this->_itemCollection);
 66:         }
 67: //        Mage::getSingleton('catalog/product_status')->addSaleableFilterToCollection($this->_itemCollection);
 68:         Mage::getSingleton('catalog/product_visibility')->addVisibleInCatalogFilterToCollection($this->_itemCollection);
 69: 
 70:         if ($this->getItemLimit('upsell') > 0) {
 71:             $this->_itemCollection->setPageSize($this->getItemLimit('upsell'));
 72:         }
 73: 
 74:         $this->_itemCollection->load();
 75: 
 76:         /**
 77:          * Updating collection with desired items
 78:          */
 79:         Mage::dispatchEvent('catalog_product_upsell', array(
 80:             'product'       => $product,
 81:             'collection'    => $this->_itemCollection,
 82:             'limit'         => $this->getItemLimit()
 83:         ));
 84: 
 85:         foreach ($this->_itemCollection as $product) {
 86:             $product->setDoNotUseCategoryId(true);
 87:         }
 88: 
 89:         return $this;
 90:     }
 91: 
 92:     protected function _beforeToHtml()
 93:     {
 94:         $this->_prepareData();
 95:         return parent::_beforeToHtml();
 96:     }
 97: 
 98:     public function getItemCollection()
 99:     {
100:         return $this->_itemCollection;
101:     }
102: 
103:     public function getItems()
104:     {
105:         if (is_null($this->_items)) {
106:             $this->_items = $this->getItemCollection()->getItems();
107:         }
108:         return $this->_items;
109:     }
110: 
111:     public function getRowCount()
112:     {
113:         return ceil(count($this->getItemCollection()->getItems())/$this->getColumnCount());
114:     }
115: 
116:     public function setColumnCount($columns)
117:     {
118:         if (intval($columns) > 0) {
119:             $this->_columnCount = intval($columns);
120:         }
121:         return $this;
122:     }
123: 
124:     public function getColumnCount()
125:     {
126:         return $this->_columnCount;
127:     }
128: 
129:     public function resetItemsIterator()
130:     {
131:         $this->getItems();
132:         reset($this->_items);
133:     }
134: 
135:     public function getIterableItem()
136:     {
137:         $item = current($this->_items);
138:         next($this->_items);
139:         return $item;
140:     }
141: 
142:     /**
143:      * Set how many items we need to show in upsell block
144:      * Notice: this parametr will be also applied
145:      *
146:      * @param string $type
147:      * @param int $limit
148:      * @return Mage_Catalog_Block_Product_List_Upsell
149:      */
150:     public function setItemLimit($type, $limit)
151:     {
152:         if (intval($limit) > 0) {
153:             $this->_itemLimits[$type] = intval($limit);
154:         }
155:         return $this;
156:     }
157: 
158:     public function getItemLimit($type = '')
159:     {
160:         if ($type == '') {
161:             return $this->_itemLimits;
162:         }
163:         if (isset($this->_itemLimits[$type])) {
164:             return $this->_itemLimits[$type];
165:         }
166:         else {
167:             return 0;
168:         }
169:     }
170: }
171: