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

<?php
namespace refill\masheng;

require_once(BASE_HELPER_RAPI_PATH . '/masheng/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): string
    {
        $userid = config::USER_ID;
        $key = config::KEY;
        $content = "agent_id=$userid&amount={$params['amount']}&batch_no={$params['batch_no']}&key=$key&order_id={$params['order_id']}&pay_at={$params['pay_at']}&status={$params['status']}";
        return md5($content);
    }

    public function notify($params): array
    {
        $status = intval($params['status']);
        $order_sn = $params['batch_no'];
        $order_info = Model('vr_order')->getOrderInfo(['order_sn' => $order_sn]);
        if (empty($order_info)) {
            return [false, false, false, false, ''];
        }

        $order_id = $order_info['order_id'];
        if ($status === 2) {
            $official_sn = $params['refid '];

            $data['official_sn'] = $official_sn;
            $data['ch_trade_no'] = $params['order_id'];
            Model('refill_order')->edit($order_id, $data);
            return [$order_id, true, false, true, $official_sn];
        } elseif ($status === 4) {
            Model('refill_order')->edit($order_id, ['ch_trade_no' => $params['order_id']]);
            return [$order_id, false, true, true, ''];
        } else {
            return [$order_id, false, false, false, ''];
        }
    }
}