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

<?php
namespace refill\dingxin;

require_once(BASE_HELPER_RAPI_PATH . '/dingxin/config.php');
use refill;

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

    private function sign($params)
    {
        $userid = config::USER_ID;
        $key = config::KEY;
        $content = "userid{$userid}pwd{$key}orderid{$params['orderid']}state{$params['state']}account{$params['account']}{$key}";
        return strtoupper(md5($content));
    }

    public function notify($params)
    {
        $status = intval($params['state']);
        $order_sn = $params['orderid'];
        $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 ($status === 1) {
            return [$order_id, true, false,true];
        }
        elseif ($status === 2) {
            return [$order_id, false, true,true];
        }
        else {
            return [$order_id, false, false,false];
        }
    }
}