钉钉扫码登录-PHP版本

{"tmp_auth_code": "23152698ea18304da4d0ce1xxxxx"}

$header = [ "Content-Type: application/json; charset=utf-8", "Content-Length:" . strlen(json_encode($postFields)) ];
curl_setopt($ch, CURLOPT_HTTPHEADER, $header);

<?php
/**
 * Created by PhpStorm.
 * User: Administrator
 * Date: 2020/4/3 0003
 * Time: 11:27
 */

namespace app\controller;

use think\Controller;

class Login extends Controller
{
    /**
     * 登录
     * @return \think\response\View
     */
    public function index()
    {
        // 临时关闭模板布局
        $this->view->engine->layout(false);
        return view("login/index");
    }

    public function out()
    {
    }


    public function back()
    {
        $code  = input('get.code');
        $state = input('get.state');
        if(!$code or !$state) {
            $this->error('参数缺失');
        }
        if($state > time()) {
            $this->error('参数异常');
        }

        $accessKey = 'dingoa9f8qj1**********';
        $timestamp = $this->mTime();
        $signature = $this->signature($timestamp);
        $url       = 'https://oapi.dingtalk.com/sns/getuserinfo_bycode?accessKey=' . $accessKey . '&timestamp=' . $timestamp . '&signature=' . $signature;
        $data      = [ 'tmp_auth_code' => $code ];
        $userInfo  = $this->curl_json($url, $data);
        $res       = json_decode($userInfo, true);

        if(isset($res['errcode']) and $res['errcode'] == 0) {
            //登录成功
            echo 1;
        }
    }


    /**
     * 计算签名
     * @param $timestamp
     * @return string
     */
    public function signature($timestamp)
    {
        // 根据timestamp, appSecret计算签名值
        $s                   = hash_hmac('sha256', $timestamp, '**********G6KaiRey7NFJxXHyBthsPL5Q4rBSvlJhQvREadhO__uHhDs', true);
        $signature           = base64_encode($s);
        $urlEncode_signature = urlencode($signature);
        return $urlEncode_signature;
    }

    /**
     * 毫秒级时间戳
     * @return float
     */
    public function mTime()
    {
        list($s1, $s2) = explode(' ', microtime());
        $mTime = (float)sprintf('%.0f', (floatval($s1) + floatval($s2)) * 1000);
        return $mTime;
    }

    public function curl_json($url, $postFields = null)
    {
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_FAILONERROR, false);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_USERAGENT, "dingtalk-sdk-php");
        //https 请求
        if(strlen($url) > 5 && strtolower(substr($url, 0, 5)) == "https") {
            curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
            curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
        }
        curl_setopt($ch, CURLOPT_POST, true);
        $header = [ "Content-Type: application/json; charset=utf-8", "Content-Length:" . strlen(json_encode($postFields)) ];
        curl_setopt($ch, CURLOPT_HTTPHEADER, $header);
        curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($postFields));
        $reponse = curl_exec($ch);
        if(curl_errno($ch)) {
            throw new Exception(curl_error($ch), 0);
        } else {
            $httpStatusCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
            if(200 !== $httpStatusCode) {
                throw new Exception($reponse, $httpStatusCode);
            }
        }
        curl_close($ch);
        return $reponse;
    }
}