up/overrides/partials/comments.html

{% if page.meta.comments %}
<h2 id="__comments">{{ lang.t("meta.comments") }}</h2>
<div id="cusdis_thread"></div>
<script>
(function() {
  var host = "{{ config.extra.cusdis.host }}";
  var appId = "{{ config.extra.cusdis.app_id }}";
  var pageId = "{{ page.canonical_url }}";
  var pageUrl = "{{ page.canonical_url }}";
  var pageTitle = "{{ page.title }}";
  var theme = "auto";

  var iframe = document.createElement("iframe");
  iframe.src = host + "/iframe/thread"
    + "?app_id=" + encodeURIComponent(appId)
    + "&page_id=" + encodeURIComponent(pageId)
    + "&page_url=" + encodeURIComponent(pageUrl)
    + "&page_title=" + encodeURIComponent(pageTitle)
    + "&theme=" + theme;
  iframe.style.cssText = "width:100%;border:none;min-height:300px";
  iframe.title = "Comments";

  var container = document.getElementById("cusdis_thread");
  if (container) container.appendChild(iframe);
})();
</script>
<noscript>Please enable JavaScript to view the comments.</noscript>
{% endif %}