{% if site.disqus_short_name and page.comments != false %}
<script>
  var disqus_shortname = '{{ site.disqus_short_name }}';
  {% if page.comments == true %}
    {% comment %} `page.comments` can be only be set to true on pages/posts, so we embed the comments here. {% endcomment %}
    // var disqus_developer = 1;
    var disqus_identifier = '{{ site.url }}{{ page.url }}';
    var disqus_url = '{{ site.url }}{{ page.url }}';
    var disqus_script = 'embed.js';
  {% else %}
    {% comment %} As `page.comments` is empty, we must be on the index page. {% endcomment %}
    var disqus_script = 'count.js';
  {% endif %}
  (function () {
    var dsq = document.createElement('script'); dsq.type = 'text/javascript'; dsq.async = true;
    dsq.src = '//' + disqus_shortname + '.disqus.com/' + disqus_script;
    (document.getElementsByTagName('head')[0] || document.getElementsByTagName('body')[0]).appendChild(dsq);
  }());
</script>
{% endif %}