<?php
/**
 * OpenMage
 *
 * 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:
 * https://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.
 *
 * @category   Mage
 * @package    Mage_Page
 * @copyright  Copyright (c) 2006-2020 Magento, Inc. (https://www.magento.com)
 * @copyright  Copyright (c) 2020-2022 The OpenMage Contributors (https://www.openmage.org)
 * @license    https://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 */

/**
 * Page layouts source
 *
 * @category   Mage
 * @package    Mage_Page
 * @author     Magento Core Team <core@magentocommerce.com>
 */
class Mage_Page_Model_Source_Layout
{
    /**
     * Page layout options
     *
     * @var array
     */
    protected $_options = null;

    /**
     * Default option
     * @var string
     */
    protected $_defaultValue = null;

    /**
     * Retrieve page layout options
     *
     * @return array
     */
    public function getOptions()
    {
        if ($this->_options === null) {
            $this->_options = [];
            foreach (Mage::getSingleton('page/config')->getPageLayouts() as $layout) {
                $this->_options[$layout->getCode()] = $layout->getLabel();
                if ($layout->getIsDefault()) {
                    $this->_defaultValue = $layout->getCode();
                }
            }
        }

        return $this->_options;
    }

    /**
     * Retrieve page layout options array
     *
     * @param bool $withEmpty
     * @return array
     */
    public function toOptionArray($withEmpty = false)
    {
        $options = [];

        foreach ($this->getOptions() as $value => $label) {
            $options[] = [
                'label' => $label,
                'value' => $value
            ];
        }

        if ($withEmpty) {
            array_unshift($options, ['value' => '', 'label' => Mage::helper('page')->__('-- Please Select --')]);
        }

        return $options;
    }

    /**
     * Default options value getter
     * @return string
     */
    public function getDefaultValue()
    {
        $this->getOptions();
        return $this->_defaultValue;
    }
}
