xyzshop/helper/refill/yifa/RefillCallBack.php

<?php


namespace refill\yifa;

require_once(BASE_HELPER_PATH . '/refill/yifa/config.php');


use refill;

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

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

        return false;
    }

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

        $app_secret = config::APP_SECRET;
        $body = $app_secret;
        foreach ($params as $k => $v) {
            if (false === $this->check_empty($v) && "@" != substr($v, 0, 1)) {
                $body .= "{$k}{$v}";
            }
        }

        $body .= "&key=" . $app_secret;
        return strtoupper(md5($body));
    }

    public function notify($params)
    {
        $status = intval($params['status']);
        $order_sn = $params['coder_order_sn'];
        $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'];
        $data['official_sn'] = $params['isp_order_sn'];
        $data['ch_trade_no'] = $params['order_sn'];
        Model('refill_order')->edit($order_id, $data);

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