PHP Decode

<?php

declare(strict_types=1);

namespace App\Controllers\Admin\Setting;

use App\Controllers\BaseController;
use App\Models\Config;
use Exception;
use Psr\Http\Message\ResponseInterface;
use Slim\Http\Response;
use Slim\Http\ServerRequest;

final class RegController extends BaseController
{
    private static array $update_field = [
        'reg_mode',
        'reg_email_verify',
        'reg_daily_report',
        'random_group',
        'min_port',
        'max_port',
        'reg_traffic',
        'free_user_reset_day',
        'free_user_reset_bandwidth',
        'reg_class',
        'reg_class_time',
        'reg_method',
        'reg_ip_limit',
        'reg_speed_limit',
    ];

    /**
     * @throws Exception
     */
    public function index(ServerRequest $request, Response $response, array $args): ResponseInterface
    {
        $settings = Config::getClass('reg');

        return $response->write(
            $this->view()
                ->assign('update_field', self::$update_field)
                ->assign('settings', $settings)
                ->fetch('admin/setting/reg.tpl')
        );
    }

    public function save(ServerRequest $request, Response $response, array $args): ResponseInterface
    {
        foreach (self::$update_field as $item) {
            if (! Config::set($item, $request->getParam($item))) {
                return $response->withJson([
                    'ret' => 0,
                    'msg' => ' ' . $item . ' ',
                ]);
            }
        }

        return $response->withJson([
            'ret' => 1,
            'msg' => '',
        ]);
    }
}
 ?>