Qrcode生成二维码连接地址,网页受权获取微信用户信息

(1)一个简单的二维码地址生成使用easywechat扫描获取微信用户的信息:php

首先生成二维码连接这里引用的QrCode生成的html

QrCode::size(300)->generate($url]);
url为扫描二维码所跳转的地址

(2)当用户扫描二维码跳转至后台处理方法,我这里这样引用web

public function getWxUserOpenid(Request $request) {

          //此处判断是不是微信浏览器
          $user_agent = $_SERVER['HTTP_USER_AGENT'];
          if (strpos($user_agent, 'MicroMessenger') === false) {
                $targetUrl=若是不是直接越过受权,跳至须要受权的页面地址;
                return redirect()->away($targetUrl);
          }else{
                $options = [
                     'debug'  => true,
                     'app_id' => "你的appid",
                     'secret' => "你的secret",
                     'token'  => '你的token',
                     'oauth'  => [
                       'scopes'   =>['snsapi_userinfo'],

                      'callback' => "受权回调URL地址",
                     ],
                     'log' => [
                         'level' => 'debug',
                         'file'  => storage_path('logs/campaign'.date('Ymd').'.log'),
                     ],
                ];
                $app = new Application($options);
                $oauth = $app->oauth;
                if (empty(Session::get('wechat_user'))) {
                  $target_url=  须要受权才能访问的页面;
                  Session::put('target_url',$target_url);
                  return $oauth->redirect();
                }
                $user = Session::get('wechat_user');
          }
    }

(3)受权回调页处理:api

public function getCallback() {
          $config = [
              配置详情
          ];
          $app   = new Application($config);
          $oauth = $app->oauth;
          $user = $oauth->user();
          Session::put('user',$user);
          Session::put('wechat_user',$user->toArray());
          $target_Url = empty(Session::get('target_url')) ? '/' : Session::get('target_url');
          return redirect($target_Url);
    }

easywechat网页受权文档地址:https://easywechat.org/zh-cn/docs/oauth.html浏览器

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