使用iwebshop開發實現QQ第三方登錄

$appid = "101353491";

       $appkey = "df4e46ba7da52f787c6e3336d30526e4";

       $redirect_uri = "http://www.iwebshop.com/index.php";
       $redirect_uri = urlencode($redirect_uri);
       $url = "https://graph.qq.com/oauth2.0/authorize?response_type=code&client_id={$appid}&redirect_uri={$redirect_uri}&state=123";
       $code = $_GET['code'];
       //通过Authorization Code获取Access Token
       $acurl = "https://graph.qq.com/oauth2.0/token?grant_type=authorization_code&client_id={$appid}&client_secret={$appkey}&code={$code}&redirect_uri={$redirect_uri}";
       $acstr = file_get_contents($acurl);
       $acarr = explode('&',$acstr);
       $acstr = explode('=',$acarr[0]);
       $access_token = $acstr[1];
       $opurl = "https://graph.qq.com/oauth2.0/me?access_token={$access_token}";
       $oparr = file_get_contents($opurl);
       $opstr = substr($oparr,10);
       $opstr = substr($opstr,0,-4);
       $opstr = json_decode($opstr,true);
       $openid = $opstr['openid'];
       $userinfourl = "https://graph.qq.com/user/get_user_info?access_token={$access_token}&oauth_consumer_key={$appid}&openid={$openid}";
       $userinfo = file_get_contents($userinfourl);
       echo "<pre>";
       var_dump($userinfo);