[gum] Add support for Juvia comments

mikeabrahamsen · Jul 14, 2014 · a004f51 · a004f51
1 parent 06532aa
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diff --git a/gum/README.md b/gum/README.md
@@ -31,8 +31,12 @@ PIWIK_ID = ''
 PIWIK_URL = ''
 ```
 
+To use Juvia for comments, fill out the following values, again the url without leading `http://` and trailing `/`.
 
-
+```
+JUVIA_URL = ''
+JUVIA_ID = ''
+```
 
 ### Screenshot ###
 

diff --git a/gum/templates/article.html b/gum/templates/article.html
@@ -41,10 +41,64 @@ <h3>Comments</h3>
               </script>
             </div>
             {% endif %}
+            {% if JUVIA_ID %}
+            <h3>Comments</h3>
+            <div id="comments"></div>
+            <script type="text/javascript" class="juvia">
+               (function() {
+                   var options = {
+                       container   : '#comments',
+                       site_key    : '{{ JUVIA_ID }}',
+                       topic_key   : location.pathname,
+                       topic_url   : location.href,
+                       topic_title : '{{article.title}}',
+                       comment_order: 'earliest-first',
+                       include_base: !window.Juvia,
+                       include_css : !window.Juvia
+                   };
+
+                   function makeQueryString(options) {
+                       var key, params = [];
+                       for (key in options) {
+                           params.push(
+                               encodeURIComponent(key) +
+                               '=' +
+                               encodeURIComponent(options[key]));
+                       }
+                       return params.join('&');
+                   }
+
+                   function makeApiUrl(options) {
+                       // Makes sure that each call generates a unique URL, otherwise
+                       // the browser may not actually perform the request.
+                       if (!('_juviaRequestCounter' in window)) {
+                           window._juviaRequestCounter = 0;
+                       }
+
+                       // or use '//{{ JUVIA_URL }}/api/show_topic.js'
+                       // for dynamic switching between http and https
+                       var result =
+                          '//{{ JUVIA_URL }}/api/show_topic.js' +
+                           '?_c=' + window._juviaRequestCounter +
+                           '&' + makeQueryString(options);
+                       window._juviaRequestCounter++;
+                       return result;
+                   }
+
+                   var s       = document.createElement('script');
+                   s.async     = true;
+                   s.type      = 'text/javascript';
+                   s.className = 'juvia';
+                   s.src       = makeApiUrl(options);
+                   (document.getElementsByTagName('head')[0] ||
+                    document.getElementsByTagName('body')[0]).appendChild(s);
+               })();
+            </script>
+            {% endif %}
 
 
         </div><!-- /.eleven.columns -->
-        
+
      {% include 'sidebar.html' %}
  </div><!-- /.row -->