workHour/app/Service/Wx/WxService.php

<?php

namespace App\Service\Wx;

use Illuminate\Support\Facades\Redis;

class WxService extends Service
{
    public $appid = '';
    public $secret = '';

    public function __construct()
    {
        $this->appid = config("wx_msg.appid");
        $this->secret = config("wx_msg.appSecret");
    }

    public function getOpenid($code){
        $appid = $this->appid;
        $secret = $this->secret;
        $url = 'https://api.weixin.qq.com/sns/jscode2session?appid='.$appid.'&secret='.$secret.'&js_code='.$code.'&grant_type=authorization_code';

        list($status,$res) = $this->wx_return($url);
        if($status) return [true,$res['openid']];
        else return [false,$res];
    }

    public function getToken(){
        $token_key = $this->appid.'_wx_token';
        $token = Redis::get($token_key);
        if(!empty($token)) return [true,$token];
        $url = 'https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid='.$this->appid.'&secret='.$this->secret;
        list($status,$res) = $this->wx_return($url);
        if($status) {
            Redis::setex($token_key,7100,$res['access_token']);
            return [true,$res['access_token']];
        }
        else return [false,$res];
    }

    public function getMobile($code){
        list($status,$token) = $this->getToken();
        if(! $status) return [false, $token];
        $url = 'https://api.weixin.qq.com/wxa/business/getuserphonenumber?access_token='.$token;
        $post = [
            'post'=>json_encode([
                'code' => $code,
            ]),
        ];
        $post['header'][] = "Content-Type:application/json";
        list($status,$res) = $this->wx_return($url,$post);
        if($status) return [true,$res['phone_info']['phoneNumber']];
        else return [false,$res];
    }

    private function wx_return($url,$data=[]){
        $res = $this->curlOpen($url,$data);
        $res = json_decode($res,true);
        if(isset($res['errcode'])&&$res['errcode'] !== 0) return [false,$res['errmsg']];

        return [true,$res];
    }
}