微信授权登录成功但是却是空白页面

Question

我的微信授权登录采用静默授权但跳转后是个空白页面请问各位大神是怎么回事？，求给个建议

Answer 1

/**
 * 通过oauth2.0获取openid
 * 若只需要获取用户openid，调用次方法，若需要获取用户所有信息，请调用getOpenidByOauth2()方法
 */
protected function getOpenidByOauth() {
    $wx_info = $this->wx_info;
    // 获取openid
    if (!$openid) {

        if (!isset($_GET['code'])) {
            $customeUrl = 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];
            $scope = 'snsapi_base';
            $oauthUrl = 'https://open.weixin.qq.com/connect/oauth2/authorize?appid=' . $wx_info['appid'] . '&redirect_uri=' . urlencode($customeUrl) . '&response_type=code&scope=' . $scope . '&state=oauth#wechat_redirect';
            header('Location:' . $oauthUrl);
            exit();
        }else{
            $url = 'https://api.weixin.qq.com/sns/oauth2/access_token?appid=' . $wx_info['appid'] . '&secret=' . $wx_info['appsecret'] . '&code=' . $_GET['code'] . '&grant_type=authorization_code';
            $result = json_decode(curlGet($url), true);
            $openid = $result['openid'];
        }
    }