<?php
/**
 * OpenMage
 *
 * 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 at https://opensource.org/license/osl-3-0-php
 *
 * @category   Mage
 * @package    Mage_Tax
 * @copyright  Copyright (c) 2006-2020 Magento, Inc. (https://www.magento.com)
 * @copyright  Copyright (c) 2020-2023 The OpenMage Contributors (https://www.openmage.org)
 * @license    https://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 */

/**
 * Class Mage_Tax_Model_Class_Source_Customer
 *
 * @category   Mage
 * @package    Mage_Tax
 */
class Mage_Tax_Model_Class_Source_Customer extends Mage_Eav_Model_Entity_Attribute_Source_Abstract
{
    /**
     * @return array
     */
    public function getAllOptions()
    {
        if (!$this->_options) {
            $this->_options = Mage::getResourceModel('tax/class_collection')
                ->addFieldToFilter('class_type', Mage_Tax_Model_Class::TAX_CLASS_TYPE_CUSTOMER)
                ->load()->toOptionArray();
        }
        return $this->_options;
    }

    /**
     * @return array
     */
    public function toOptionArray()
    {
        return $this->getAllOptions();
    }
}
