Add commento.io support (#564)

Signed-off-by: hossainemruz <hossainemruz@gmail.com>

layouts/partials/comments/commento.html

@@ -0,0 +1,12 @@
+{{ with .commento }}
+    {{ $serverURL   := .serverURL }}
+    {{ $autoInit    := .autoInit | default "true"}}
+    {{ $hideDeleted := .hideDeleted | default "false"}}
+
+    <script defer
+    src="http://{{ $serverURL }}/js/commento.js"
+    data-auto-init="{{ $autoInit }}"
+    data-hide-deleted="{{ $hideDeleted }}"
+    ></script>
+    <div id="commento"></div>
+{{ end }}

layouts/partials/comments/disqus.html

@@ -0,0 +1,29 @@
+{{ with .disqus }}
+  <div id="disqus_thread"></div>
+  <script type="text/javascript">
+    (function () {
+      // Don't ever inject Disqus on localhost--it creates unwanted
+      // discussions from 'localhost:1313' on your Disqus account...
+      if (window.location.hostname == "localhost") return;
+
+      var dsq = document.createElement("script");
+      dsq.type = "text/javascript";
+      dsq.async = true;
+      var disqus_shortname = "{{ .shortName }}";
+      dsq.src = "//" + disqus_shortname + ".disqus.com/embed.js";
+      (
+        document.getElementsByTagName("head")[0] ||
+        document.getElementsByTagName("body")[0]
+      ).appendChild(dsq);
+    })();
+  </script>
+  <noscript
+    >{{ i18n "comments_javascript" }}
+    <a href="https://disqus.com/?ref_noscript"
+      >{{ i18n "comments_by" }} Disqus.</a
+    ></noscript
+  >
+  <a href="https://disqus.com/" class="dsq-brlink"
+    >{{ i18n "comments_by" }} <span class="logo-disqus">Disqus</span></a
+  >
+{{ end }}

layouts/partials/comments/giscus.html

@@ -0,0 +1,28 @@
+{{ with .giscus }}
+{{ $repo          := .repo }}
+{{ $repoID        := .repoID }}
+{{ $category      := .category | default "General" }}
+{{ $categoryID    := .categoryID }}
+{{ $theme         := .theme | default "light" }}
+{{ $map           := .map | default "url" }}
+{{ $reaction      := .reaction | default "1" }}
+{{ $metadata      := .metadata | default "0" }}
+{{ $inputPosition := .inputPosition | default "bottom" }}
+{{ $crossOrigin   := .crossOrigin | default "anonymous" }}
+
+<script src="https://giscus.app/client.js"
+        data-repo="{{ $repo }}"
+        data-repo-id="{{ $repoID }}"
+        data-category="{{ $category }}"
+        data-category-id="{{ $categoryID }}"
+        data-mapping="{{ $map }}"
+        data-reactions-enabled="{{ $reaction }}"
+        data-emit-metadata="{{ $metadata }}"
+        data-input-position="{{ $inputPosition }}"
+        data-theme="{{ $theme }}"
+        data-lang="{{ .Site.Language.Lang }}"
+        crossorigin="{{ $crossOrigin }}"
+        async>
+</script>
+{{ end }}
+

layouts/partials/comments/utteranc.html

@@ -0,0 +1,24 @@
+{{ with .utteranc }}
+{{ $repo        := .repo }}
+{{ $issueTerm   := .issueTerm }}
+{{ $theme       := .theme }}
+
+<div id="utteranc_thread"></div>
+<div id="comments" class="comments">
+    <div id="comments-container"></div>
+</div>
+<script type="text/javascript">
+    (function() {
+        var utterances = document.createElement('script');
+        utterances.type = 'text/javascript';
+        utterances.async = true;
+        utterances.setAttribute('repo','{{ $repo }}')
+        utterances.setAttribute('issue-term','{{ $issueTerm }}')
+        utterances.setAttribute('theme','{{ $theme }}')
+        utterances.crossorigin = 'anonymous';
+        utterances.src = 'https://utteranc.es/client.js';
+
+        document.getElementById('comments-container').appendChild(utterances);
+    })();
+</script>
+{{ end }}

layouts/partials/comments/valine.html

@@ -0,0 +1,18 @@
+{{ with .valine }}
+<div id="vcomments"></div>
+<script src="//cdn1.lncld.net/static/js/3.0.4/av-min.js"></script>
+<script src="//unpkg.com/valine/dist/Valine.min.js"></script>
+<script type="text/javascript">
+  new Valine({
+    el: "#vcomments",
+    appId: "{{ .appId }}",
+    appKey: "{{ .appKey }}",
+    avatar: "{{ .avatar }}",
+    placeholder: "{{ .placeholder }}",
+    visitor: "{{ .visitor }}",
+    lang: "{{ .lang }}",
+    recordIP: "{{ .recordIP }}",
+    enableQQ: "{{ .enableQQ }}",
+  });
+</script>
+{{ end }}