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

<?php
namespace refill\zhiren_doubi;

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

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

    private function sign($params)
    {
        ksort($params);
        $content = '';
        foreach ($params as $key => $value) {
            if($this->check_empty($value) === false) {
                $content .= "{$key}={$value}&";
            }
        }
        $content = $content . "key=" . config::Key;
        return md5($content);
    }

    private function check_empty($value)
    {
        if (!isset($value))
            return true;
        if ($value === null)
            return true;
        if (trim($value) === "")
            return true;

        return false;
    }

    public function notify($params)
    {
        $status = intval($params['status']);
        $order_sn = $params['clientOrderNo'];
        $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 === 4) {
            $data['official_sn'] = strtolower($params['officialOrderNo']) == 'null' ? '' : $params['officialOrderNo'];
            Model('refill_order')->edit($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];
        }
    }
}