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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Contains base class for payment gateways.
*
* @package core_payment
* @copyright 2019 Shamim Rezaie <shamim@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
namespace core_payment;
/**
* Base class for payment gateways.
*
* @copyright 2019 Shamim Rezaie <shamim@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
abstract class gateway {
/**
* Returns the list of currencies that the payment gateway supports.
*
* @return string[] An array of the currency codes in the three-character ISO-4217 format
*/
public abstract static function get_supported_currencies(): array;
/**
* Configuration form for the gateway instance
*
* Use $form->get_mform() to access the \MoodleQuickForm instance
*
* @param \core_payment\form\account_gateway $form
*/
public abstract static function add_configuration_to_gateway_form(\core_payment\form\account_gateway $form): void;
/**
* Validates the gateway configuration form.
*
* Needs to be overridden to make sure the incomplete configuration can not be enabled.
*
* @param \core_payment\form\account_gateway $form
* @param \stdClass $data
* @param array $files
* @param array $errors form errors (passed by reference)
*/
public static function validate_gateway_form(\core_payment\form\account_gateway $form,
\stdClass $data, array $files, array &$errors): void {
if ($data->enabled) {
$errors['enabled'] = get_string('gatewaycannotbeenabled', 'payment');
}
}
}