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_Core
 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:  * Core Cache resource model
 30:  *
 31:  * @category    Mage
 32:  * @package     Mage_Core
 33:  * @author      Magento Core Team <core@magentocommerce.com>
 34:  */
 35: class Mage_Core_Model_Resource_Cache extends Mage_Core_Model_Resource_Db_Abstract
 36: {
 37:     /**
 38:      * Define main table
 39:      *
 40:      */
 41:     protected function _construct()
 42:     {
 43:         $this->_init('core/cache_option', 'code');
 44:     }
 45: 
 46:     /**
 47:      * Get all cache options
 48:      *
 49:      * @return array | false
 50:      */
 51:     public function getAllOptions()
 52:     {
 53:         $adapter = $this->_getReadAdapter();
 54:         if ($adapter) {
 55:             /**
 56:              * Check if table exist (it protect upgrades. cache settings checked before upgrades)
 57:              */
 58:             if ($adapter->isTableExists($this->getMainTable())) {
 59:                 $select = $adapter->select()
 60:                     ->from($this->getMainTable(), array('code', 'value'));
 61:                 return $adapter->fetchPairs($select);
 62:             }
 63:         }
 64:         return false;
 65:     }
 66: 
 67:     /**
 68:      * Save all options to option table
 69:      *
 70:      * @param array $options
 71:      * @return Mage_Core_Model_Resource_Cache
 72:      * @throws Exception
 73:      */
 74:     public function saveAllOptions($options)
 75:     {
 76:         $adapter = $this->_getWriteAdapter();
 77:         if (!$adapter) {
 78:             return $this;
 79:         }
 80: 
 81:         $data = array();
 82:         foreach ($options as $code => $value) {
 83:             $data[] = array($code, $value);
 84:         }
 85: 
 86:         $adapter->beginTransaction();
 87:         try {
 88:             $this->_getWriteAdapter()->delete($this->getMainTable());
 89:             if ($data) {
 90:                 $this->_getWriteAdapter()->insertArray($this->getMainTable(), array('code', 'value'), $data);
 91:             }
 92:         } catch (Exception $e) {
 93:             $adapter->rollback();
 94:             throw $e;
 95:         }
 96:         $adapter->commit();
 97: 
 98:         return $this;
 99:     }
100: }
101: