<?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@magentocommerce.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.magentocommerce.com for more information.
 *
 * @category    Mage
 * @package     Mage_Eav
 * @copyright   Copyright (c) 2012 Magento Inc. (http://www.magentocommerce.com)
 * @license     http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 */

/**
 * Entity/Attribute/Model - attribute backend default
 *
 * @category   Mage
 * @package    Mage_Eav
 * @author      Magento Core Team <core@magentocommerce.com>
 */
class Mage_Eav_Model_Entity_Attribute_Backend_Time_Created extends Mage_Eav_Model_Entity_Attribute_Backend_Abstract
{
    /**
     * Set created date
     *
     * @param Mage_Core_Model_Object $object
     * @return Mage_Eav_Model_Entity_Attribute_Backend_Time_Created
     */
    public function beforeSave($object)
    {
        $attributeCode = $this->getAttribute()->getAttributeCode();
        if ($object->isObjectNew() && is_null($object->getData($attributeCode))) {
            $object->setData($attributeCode, Varien_Date::now());
        }

        return $this;
    }
}