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_CatalogRule
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:  * Catalog Rule Product Aggregated Price per date Resource Model
30:  *
31:  * @category    Mage
32:  * @package     Mage_CatalogRule
33:  * @author      Magento Core Team <core@magentocommerce.com>
34:  */
35: class Mage_CatalogRule_Model_Resource_Rule_Product_Price extends Mage_Core_Model_Resource_Db_Abstract
36: {
37:     /**
38:      * Initialize connection and define main table
39:      *
40:      */
41:     protected function _construct()
42:     {
43:         $this->_init('catalogrule/rule_product_price', 'rule_product_price_id');
44:     }
45: 
46:     /**
47:      * Apply price rule price to price index table
48:      *
49:      * @param Varien_Db_Select $select
50:      * @param array|string $indexTable
51:      * @param string $entityId
52:      * @param string $customerGroupId
53:      * @param string $websiteId
54:      * @param array $updateFields       the array of fields for compare with rule price and update
55:      * @param string $websiteDate
56:      * @return Mage_CatalogRule_Model_Resource_Rule_Product_Price
57:      */
58:     public function applyPriceRuleToIndexTable(Varien_Db_Select $select, $indexTable, $entityId, $customerGroupId, 
59:         $websiteId, $updateFields, $websiteDate)
60:     {
61:         if (empty($updateFields)) {
62:             return $this;
63:         }
64: 
65:         if (is_array($indexTable)) {
66:             foreach ($indexTable as $k => $v) {
67:                 if (is_string($k)) {
68:                     $indexAlias = $k;
69:                 } else {
70:                     $indexAlias = $v;
71:                 }
72:                 break;
73:             }
74:         } else {
75:             $indexAlias = $indexTable;
76:         }
77: 
78:         $select->join(array('rp' => $this->getMainTable()), "rp.rule_date = {$websiteDate}", array())
79:                ->where("rp.product_id = {$entityId} AND rp.website_id = {$websiteId} AND rp.customer_group_id = {$customerGroupId}");
80: 
81:         foreach ($updateFields as $priceField) {
82:             $priceCond = $this->_getWriteAdapter()->quoteIdentifier(array($indexAlias, $priceField));
83:             $priceExpr = $this->_getWriteAdapter()->getCheckSql("rp.rule_price < {$priceCond}", 'rp.rule_price', $priceCond);
84:             $select->columns(array($priceField => $priceExpr));
85:         }
86: 
87:         $query = $select->crossUpdateFromSelect($indexTable);
88:         $this->_getWriteAdapter()->query($query);
89: 
90:         return $this;
91:     }
92: }
93: