微信公共号、小程序 企业付款

private function postXmlCurl($xml, $url, $type = false, $second = 30)
{
  $ch = curl_init();
        //设置超时
        curl_setopt($ch, CURLOPT_TIMEOUT, $second);
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE); //严格校验
        if ($type) {   //用与区别是小程序支付还是企业付款(支付不需要，企业付款需要)以下的三个文件是从商户后台下载的安全证书
         //引入安全证书
          curl_setopt($ch,CURLOPT_SSLCERT,dirname(dirname(__FILE__)).'/model/cert/apiclient_cert.pem');
          curl_setopt($ch,CURLOPT_SSLKEY,dirname(dirname(__FILE__)).'/model/cert/apiclient_key.pem');
          curl_setopt($ch,CURLOPT_CAINFO,dirname(dirname(__FILE__)).'/model/cert/rootca.pem');
        }
        //设置header
        curl_setopt($ch, CURLOPT_HEADER, FALSE);
        //要求结果为字符串且输出到屏幕上
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
        //post提交方式
        curl_setopt($ch, CURLOPT_POST, TRUE);
        curl_setopt($ch, CURLOPT_POSTFIELDS, $xml);
        curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 20);
        curl_setopt($ch, CURLOPT_TIMEOUT, 40);
        curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,false);
        set_time_limit(0);
        //运行curl
        $data = curl_exec($ch);


        //print_r($data);die();
        //返回结果
        if ($data) {
          curl_close($ch);
          return $data;
        } else {
          $error = curl_errno($ch);
          curl_close($ch);
          throw new WxPayException("curl出错，错误码:$error");
        }
    }