xyzshop/helper/refill/suhc/RefillCallBack.php

<?php


namespace refill\suhc;

use refill;

class RefillCallBack implements refill\IRefillCallBack
{
    public function verify($params) : bool
    {
        $input = $params;
        unset($input['sign']);

        $sign = $this->sign($input);
        if($params['sign'] == $sign) {
            return true;
        }
        else {
            return false;
        }
    }

    private function sign($params)
    {
        ksort($params);

        $body = "";
        $i = 0;
        foreach ($params as $k => $v)
        {
            if ($i == 0) {
                $body .= "{$k}";
                if(!empty($v)) {
                    $body .= "=" . $v;
                }
            }
            else {
                $body .= "&" . "{$k}";
                if(!empty($v)) {
                    $body .= "=" . $v;
                }
            }
            $i++;
        }

        $body .= "&key=".config::KEY;
        return md5($body);
    }

    public function notify($params)
    {
        $status = intval($params['status']);
        $order_sn = $params['onlystr'];

        $order_info = Model('vr_order')->getOrderInfo(['order_sn' => $order_sn]);
        if(empty($order_info)) {
            return [false,false];
        }

        $order_id = $order_info['order_id'];
        if($status === 2) {
            return [$order_id,true];
        } else {
            return [$order_id,false];
        }
    }
}