xyzshop/helper/refill/api/xyz/leyou/RefillCallBack.php

<?php
namespace refill\leyou;

require_once(BASE_HELPER_RAPI_PATH . '/leyou/config.php');

use refill;
class RefillCallBack implements refill\IRefillCallBack
{
    public function verify($params): bool
    {
        $sign = $this->sign($params);
        if ($params['sign'] == $sign) {
            return true;
        } else {
            return false;
        }
    }

    private function sign($params)
    {
        $key = config::APP_KEY;
        $content = "{$params['username']}{$params['orderNumber']}{$params['number']}{$params['money']}[{$params['status']}]{$params['endTime']}$key";
        return md5($content);
    }

    public function notify($params)
    {
        $status = intval($params['status']);
        $order_sn = $params['orderNumber'];
        $order_info = Model('vr_order')->getOrderInfoForNotify(['order_sn' => $order_sn]);
        if (empty($order_info)) {
            return [false, false, false, false, ''];
        }
        $order_id = $order_info['order_id'];

        if ($status === 5) {
            $official_sn = config::extract_official_sn($params['voucher']);
            Model('refill_order')->edit($order_id, ['official_sn' => $official_sn]);
            return [$order_id, true, false, true, ''];
        }
        elseif ($status === 6) {
            return [$order_id, false, true, true, ''];
        }
        else {
            return [$order_id, false, false, false, ''];
        }
    }
}