Update Disuqs service integration

Author: iissnan

_config.yml

@@ -292,7 +292,10 @@ mathjax:
 #duoshuo_shortname:
 
 # Disqus
-#disqus_shortname:
+disqus:
+  enable: false
+  shortname:
+  count: true
 
 # Hypercomments
 #hypercomments_id:

layout/_macro/post.swig

@@ -134,14 +134,15 @@
                   <span class="post-comments-count fb-comments-count" data-href="{{ post.permalink }}" itemprop="commentCount">0</span> comments
                 </a>
               </span>
-            {% elseif theme.disqus_shortname %}
+            {% elseif theme.disqus.enable and theme.disqus.count %}
               <span class="post-comments-count">
                 <span class="post-meta-divider">|</span>
                 <span class="post-meta-item-icon">
                   <i class="fa fa-comment-o"></i>
                 </span>
                 <a href="{{ url_for(post.path) }}#comments" itemprop="discussionUrl">
-                  <span class="post-comments-count disqus-comment-count" data-disqus-identifier="{{ post.path }}" itemprop="commentCount"></span>
+                  <span class="post-comments-count disqus-comment-count"
+                        data-disqus-identifier="{{ post.path }}" itemprop="commentCount"></span>
                 </a>
               </span>
             {% elseif theme.hypercomments_id %}

layout/_partials/comments.swig

@@ -13,11 +13,11 @@
       </div>
     {% elseif theme.vkontakte_api.enable and theme.vkontakte_api.comments %}
       <div id="vk_comments"></div>
-    {% elseif theme.disqus_shortname %}
+    {% elseif theme.disqus.enable %}
       <div id="disqus_thread">
         <noscript>
           Please enable JavaScript to view the
-          <a href="//disqus.com/?ref_noscript">comments powered by Disqus.</a>
+          <a href="https://disqus.com/?ref_noscript">comments powered by Disqus.</a>
         </noscript>
       </div>
     {% elseif theme.hypercomments_id %}

layout/_third-party/comments/disqus.swig

@@ -1,33 +1,23 @@
 {% if not (theme.duoshuo and theme.duoshuo.shortname) and not theme.duoshuo_shortname %}
+  {% if theme.disqus.enable %}
 
-  {% if theme.disqus_shortname %}
+    {% if theme.disqus.count  %}
+      <script id="dsq-count-scr" src="https://{{theme.disqus.shortname}}.disqus.com/count.js" async></script>
+    {% endif %}
 
-    <script type="text/javascript">
-      var disqus_shortname = '{{theme.disqus_shortname}}';
-      var disqus_identifier = '{{ page.path }}';
-
-      var disqus_title = "{{ page.title|addslashes }}";
-
-
-      function run_disqus_script(disqus_script) {
-        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);
-      }
-
-      run_disqus_script('count.js');
-
-      {% if page.comments %}
+    {% if page.comments %}
+      <script type="text/javascript">
         var disqus_config = function () {
-            this.page.url = disqus_url;
-            this.page.identifier = disqus_identifier;
-            this.page.title = disqus_title;
+          this.page.url = '{{ page.permalink }}';
+          this.page.identifier = '{{ page.path }}';
+          this.page.title = '{{ page.title| addslashes }}';
         };
-        run_disqus_script('embed.js');
-      {% endif %}
+        var d = document, s = d.createElement('script');
+        s.src = 'https://{{theme.disqus.shortname}}.disqus.com/embed.js';
+        s.setAttribute('data-timestamp', '' + +new Date());
+        (d.head || d.body).appendChild(s);
+      </script>
+    {% endif %}
 
-    </script>
   {% endif %}
 {% endif %}