<?php

/**
 * Maho
 *
 * @category   Mage
 * @package    Mage_Paypal
 * @copyright  Copyright (c) 2006-2020 Magento, Inc. (https://magento.com)
 * @copyright  Copyright (c) 2019-2024 The OpenMage Contributors (https://openmage.org)
 * @copyright  Copyright (c) 2024 Maho (https://mahocommerce.com)
 * @license    https://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 */

/**
 * Backend model for saving certificate file in case of using certificate based authentication
 *
 * @category   Mage
 * @package    Mage_Paypal
 */
class Mage_Paypal_Model_System_Config_Backend_Cert extends Mage_Core_Model_Config_Data
{
    /**
     * Process additional data before save config
     *
     * @return $this
     */
    #[\Override]
    protected function _beforeSave()
    {
        $value = $this->getValue();
        if (is_array($value) && !empty($value['delete'])) {
            $this->setValue('');
            Mage::getModel('paypal/cert')->loadByWebsite($this->getScopeId())->delete();
        }

        if (!isset($_FILES['groups']['tmp_name'][$this->getGroupId()]['fields'][$this->getField()]['value'])) {
            return $this;
        }
        $tmpPath = $_FILES['groups']['tmp_name'][$this->getGroupId()]['fields'][$this->getField()]['value'];
        if ($tmpPath && file_exists($tmpPath)) {
            if (!filesize($tmpPath)) {
                Mage::throwException(Mage::helper('paypal')->__('PayPal certificate file is empty.'));
            }
            $this->setValue($_FILES['groups']['name'][$this->getGroupId()]['fields'][$this->getField()]['value']);
            $content = Mage::helper('core')->encrypt(file_get_contents($tmpPath));
            Mage::getModel('paypal/cert')->loadByWebsite($this->getScopeId())
                ->setContent($content)
                ->save();
        }
        return $this;
    }

    /**
     * Process object after delete data
     *
     * @return $this
     */
    #[\Override]
    protected function _afterDelete()
    {
        Mage::getModel('paypal/cert')->loadByWebsite($this->getScopeId())->delete();
        return $this;
    }
}
