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_CatalogInventory
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: /**
29:  * Product stock qty block for abstract composite product
30:  *
31:  * @category   Mage
32:  * @package    Mage_CatalogInventory
33:  * @author      Magento Core Team <core@magentocommerce.com>
34:  */
35: abstract class Mage_CatalogInventory_Block_Stockqty_Composite extends Mage_CatalogInventory_Block_Stockqty_Default
36: {
37:     /**
38:      * Child products cache
39:      *
40:      * @var array
41:      */
42:     private $_childProducts;
43: 
44:     /**
45:      * Retrieve child products
46:      *
47:      * @return array
48:      */
49:     abstract protected function _getChildProducts();
50: 
51:     /**
52:      * Retrieve child products (using cache)
53:      *
54:      * @return array
55:      */
56:     public function getChildProducts()
57:     {
58:         if ($this->_childProducts === null) {
59:             $this->_childProducts = $this->_getChildProducts();
60:         }
61:         return $this->_childProducts;
62:     }
63: 
64:     /**
65:      * Retrieve product stock qty
66:      *
67:      * @return float
68:      */
69:     public function getProductStockQty($product)
70:     {
71:         return $product->getStockItem()->getStockQty();
72:     }
73: 
74:     /**
75:      * Retrieve id of details table placeholder in template
76:      *
77:      * @return string
78:      */
79:     public function getDetailsPlaceholderId()
80:     {
81:         return $this->getPlaceholderId() . '-details';
82:     }
83: }
84: