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

<?php
namespace refill\yingdian_hf;

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

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($params)
    {
        unset($params['proof']);
        $content = '';
        ksort($params);
        foreach ($params as $key => $val){
            $content .= "{$key}=". urlencode($val) ."&";
        }
        $content .= "key=".config::KEY;

        return md5($content);
    }

    public function notify($params)
    {
        $status = $params['state'];
        $order_sn = $params['outTradeNo'];
        $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 === 'SUCCESS') {
            Model('refill_order')->edit($order_id, ['official_sn' => $params['proof'], 'ch_trade_no' => $params['orderNo']]);
            return [$order_id, true, false, true];
        } elseif ($status === 'FAIL') {
            Model('refill_order')->edit($order_id, ['ch_trade_no' => $params['orderNo']]);
            return [$order_id, false, true, true];
        } else {
            return [$order_id, false, false, false];
        }
    }
}