<?php

class GZH
{
    private $appid = 'wx3344dd253dbeabac';
    private $secret = 'c4d4bf1d7f92fb4d11e44bee83478e2b';

    public function get(){
        $appid = 'wx3344dd253dbeabac';
        $secret = 'c4d4bf1d7f92fb4d11e44bee83478e2b';
        $url="https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=$appid&secret=$secret";
//        print_r($url);
        $res = $this->curlRequest('GET',$url,'form');
//        print_r($res['access_token']);
        if (!empty($res['errcode'])){
            return false;
        }
//        print_r($res['access_token']);
        return $res['access_token'];
    }
    public function getWxIp()
    {
        $token=$this->get();
        if (!$token){
            return false;
        }
        $url = "https://api.weixin.qq.com/cgi-bin/get_api_domain_ip?access_token=$token";
        $c=$this->curlRequest('GET',$url,'form');
        return $c;
    }
// CURL
    private function curlRequest($type, $url, $contentType, $data = [], $timeout = 60)
    {
        try {
            $type = strtoupper($type);
            $curl = curl_init();
            curl_setopt($curl, CURLOPT_URL, $url); // 设置请求链接
            curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1); // 不直接输出页面
            curl_setopt($curl, CURLOPT_HEADER, 0); // 获取响应头向下
            curl_setopt($curl, CURLOPT_TIMEOUT, $timeout);   // 请求超时时间，单位：秒
            curl_setopt($curl, CURLOPT_USERAGENT, 'Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1');
            if (substr($url, 0, 5) == 'https') {
                // 自动判断是否是 https 提交
                curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);
                // https请求，不验证证书和 hosts
                curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, FALSE);
            }
            // 判断 Content-Type 类型
            if ($contentType == 'json') {
                curl_setopt($curl, CURLOPT_HTTPHEADER, ['Content-Type:application/json']);
            }
            if ($contentType == 'form') {
                curl_setopt($curl, CURLOPT_HTTPHEADER, ['Content-Type:application/x-www-form-urlencoded']);
            }
            switch ($type) {
                case "GET" :
                    curl_setopt($curl, CURLOPT_HTTPGET, true);
                    curl_setopt($curl, CURLOPT_POSTFIELDS, http_build_query($data));
                    break;
                case "POST":
                    curl_setopt($curl, CURLOPT_POST, true);
                    if ($contentType == 'json') {
                        curl_setopt($curl, CURLOPT_POSTFIELDS, json_encode($data));
                    }
                    if ($contentType == 'form') {
                        curl_setopt($curl, CURLOPT_POSTFIELDS, http_build_query($data));
                    }
                    break;
            }
            $result = curl_exec($curl);
            $err_code = curl_errno($curl);
            $curlInfo = curl_getinfo($curl);
            curl_close($curl);
            if ($err_code) {
                return ['status' => 'error', 'msg' => 'sendRequestError:' . $err_code];
            }
            if ($curlInfo['http_code'] == 200) {
                return json_decode($result, true);
            }
            return false;
        } catch (\Exception $e) {
            return ['status' => 'error', 'msg' => $e->getMessage()];
        }
    }

}

    $a = new GZH();
    print_r($a->getWxIp());