fb js sdk FB.init已经在index.php中执行，然后导航到以下模板页面。
LikeGate.hbs
<section class="likeGate">
<p>Please Like the page to continue</p>
blah<div class="fb-like" data-href="https://www.facebook.com/pages/Test/foo?sk=bar" data-layout="standard" data-action="like" data-show-faces="false" data-share="false"></div>
</section>