使用 Facebook SDK 获取用户电子邮件

Get a users email with Facebook SDK

我使用 JS Facebook SDK 成功登录了用户,并且我能够检索用户名。但是,我似乎无法弄清楚如何检索用户的电子邮件。我尝试在 3 个不同的地方添加 {scope:'email'},我尝试将电子邮件放在 api 调用的字段中,FB.api('/me', {fields: 'email'}...

我的项目在 angular。我在用户单击 facebook 登录按钮时登录用户。下面是我的代码。所有这些代码都在我的 ngOnInit 函数

window['fbAsyncInit'] = () => {
  FB.init({
    appId            : '...',
    autoLogAppEvents : true,
    xfbml            : false,
    version          : 'v2.12'
  }, {scope:'email'}); //scope for FB.init


  console.log('fb',FB);

  FB.Event.subscribe('auth.statusChange', (response) => {
    if (response.status === 'connected') {
      console.log(response.authResponse);
      FB.api('/me', {fields: 'email'}, (res) => {
        console.log(res);
      }, {scope:'email'}); //scope for FB.api

    } else if (response.status === 'not_authorized') {
      console.log(response.status);
    } else {
      console.log(response);
    }
  }, {scope:'email'}); //scope for FB.Event
};

(function(d, s, id) {
  var js, fjs = d.getElementsByTagName(s)[0];
  if (d.getElementById(id)) return;
  js = d.createElement(s); js.id = id;
  js.src = 'https://connect.facebook.net/en_US/sdk.js';
  fjs.parentNode.insertBefore(js, fjs);
}(document, 'script', 'facebook-jssdk'));

这是我的 html 按钮

<div class="fb-login-button" data-max-rows="1" data-size="large" 
  data-button-type="continue_with" data-show-faces="false" 
  data-auto-logout-link="false" data-use-continue-as="false">
</div>

范围参数只有一处正确:

<div
  class="fb-login-button" data-max-rows="1" data-size="large" 
  data-button-type="continue_with" data-show-faces="false" 
  data-auto-logout-link="false" data-use-continue-as="false"
  data-scope="email"
>
</div>