integrate artalk

layouts/partials/comment.html

@@ -64,4 +64,21 @@
 <noscript>Please enable JavaScript to view the <a href="https://disqus.com/?ref_noscript">comments powered by
         Disqus.</a></noscript>
 {{ end }}
+{{ end }}
+
+<!-- Artalk -->
+{{ if eq .Site.Params.comment.provider "artalk" }}
+{{ with .Site.Params.comment.artalk }}
+<link href="{{ $.Site.Params.artalk.server }}/dist/Artalk.css" rel="stylesheet">
+<script src="{{ $.Site.Params.artalk.server }}/dist/Artalk.js"></script>
+<script>
+  Artalk.init({
+    el:        '#comment',
+    pageKey:   '{{ .Permalink }}',
+    pageTitle: '{{ .Title }}',
+    server:    '{{ $.Site.Params.artalk.server }}',
+    site:      '{{ $.Site.Params.artalk.site }}',
+  })
+</script>
+{{ end }}
 {{ end }}