微信小程序之获取用户手机号

wxml端

<view class="login">
          <button type="primary"  style="width:70%"   open-type="getPhoneNumber"   data-user_tel="{{user_tel}}"    bindgetphonenumber="getPhoneNumber"   
                  > 授权登录 </button>
</view>

js端

 getPhoneNumber (e) {
 
      var code =e.detail.code  // 动态令牌
      if (code) {
        //发起网络请求
        wx.request({
          url: 'xxxxx',
          method:'post',
          data: {
            code: code
          }
        })
      } 

  }

    /**
     * 登录.
     *
     * @return \think\Response
     */
    public function login(Request $request)
    {
        $data=$request->param();
        $code=$data['code'];
        $appID='xxx';
        $appSecret='xxx';
        $url= "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=$appID&secret=$appSecret";//组装api
        $tmptoken = json_decode(curlPost($url), true);//发起post请求
        $token = $tmptoken['access_token'];//赋值token
        $access_tokenB ="https://api.weixin.qq.com/wxa/business/getuserphonenumber?access_token=$token";//组装api
        $info = curlPost($access_tokenB,json_encode($data));
        $tmpinfo = json_decode($info, true);

       if ($tmpinfo['errcode'] == 0 && $tmpinfo['errmsg'] =='ok') {
             return json(['status'=>'success','msg'=>'获取成功','phone'=>$tmpinfo['phone_info']['phoneNumber'] ]);
         } else {
             return json(['status'=>'success','msg'=>'获取失败']);
         }

         
    }
    
    
function curlPost($url, $data = [], $aHeader = "")
  {
	$ch = curl_init();
	curl_setopt($ch, CURLOPT_POST, 1);
	curl_setopt($ch, CURLOPT_HEADER, 0);
	if ($aHeader) {
		curl_setopt($ch, CURLOPT_HTTPHEADER, $aHeader);
	}
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
	curl_setopt($ch, CURLOPT_URL, $url);
	curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
	curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
	$result = curl_exec($ch);
	curl_close($ch);

	return $result;
  }