<?php
/**
 * Magento
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Open Software License (OSL 3.0)
 * that is bundled with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://opensource.org/licenses/osl-3.0.php
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@magento.com so we can send you a copy immediately.
 *
 * DISCLAIMER
 *
 * Do not edit or add to this file if you wish to upgrade Magento to newer
 * versions in the future. If you wish to customize Magento for your
 * needs please refer to http://www.magento.com for more information.
 *
 * @category    Mage
 * @package     Mage_Catalog
 * @copyright  Copyright (c) 2006-2017 X.commerce, Inc. and affiliates (http://www.magento.com)
 * @license    http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 */

$installer = $this;
/* @var $installer Mage_Catalog_Model_Resource_Eav_Mysql4_Setup */

$installer->startSetup();

$installer->run("
    DROP TABLE IF EXISTS `{$this->getTable('catalog_product_entity_media_gallery_image')}`;
");

$installer->getConnection()->dropColumn($this->getTable('catalog_product_entity_media_gallery'), 'entity_type_id');

$installer->updateAttribute('catalog_product', 'image', 'frontend_input', 'media_image');
$installer->updateAttribute('catalog_product', 'small_image', 'frontend_input', 'media_image');
$installer->updateAttribute('catalog_product', 'thumbnail', 'frontend_input', 'media_image');
$installer->endSetup();
