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<?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)
*/
/**
* Backend model for attribute with multiple values
*
* @category Mage
* @package Mage_Eav
* @author Magento Core Team <core@magentocommerce.com>
*/
class Mage_Eav_Model_Entity_Attribute_Backend_Array extends Mage_Eav_Model_Entity_Attribute_Backend_Abstract
{
/**
* Prepare data for save
*
* @param Varien_Object $object
* @return Mage_Eav_Model_Entity_Attribute_Backend_Abstract
*/
public function beforeSave($object)
{
$attributeCode = $this->getAttribute()->getAttributeCode();
$data = $object->getData($attributeCode);
if (is_array($data)) {
$data = array_filter($data);
$object->setData($attributeCode, implode(',', $data));
}
return parent::beforeSave($object);
}
}
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