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

<?php
namespace refill\afd;

require_once(BASE_HELPER_RAPI_PATH . '/afd/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($params)
    {
        //有中文需要转码
        if(preg_match('/[^\x00-\x80]/',$params['orderid'])){
            $params['orderid'] =iconv("UTF-8","gb2312",$params['orderid']);
        }
        $content  = $params['merchantorderId'] . $params['platformorderid'] . $params['orderid'] . $params['rechargeno'] . $params['amount'];
        $content .= $params['rechargestate'] . config::MER_ID;
        return md5($content);
    }

    //[$order_id, $success, $can_try, $need_handle]
    public function notify($params)
    {
        $status = intval($params['rechargestate']);
        $order_sn = $params['merchantorderId'];
        $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 === 99) {
            $data['official_sn'] = strtolower($params['orderid']) == 'null' ? '' : $params['orderid'];
            Model('refill_order')->edit($order_id, $data);
            return [$order_id, true, false, true];
        } elseif ($status === 3) {
            return [$order_id, false, true, true];
        } else {
            return [$order_id, false, false, false];
        }
    }
}