[gum] Add support for Piwik Analytics

2 files changed, 24 insertions, 2 deletions

diff --git a/gum/README.md b/gum/README.md
index 41db49d..ffaefb3 100644
--- a/gum/README.md
+++ b/gum/README.md
@@ -24,6 +24,15 @@ GOOGLE_ANALYTICS_ID = ''
 GOOGLE_ANALYTICS_SITENAME = ''
 ```
 
+Alternatively you can use [Piwik](http://piwik.org/) for analytics if you set the following settings, where the url has to be given without leading `http://` and trailing `/`.
+
+```
+PIWIK_ID = ''
+PIWIK_URL = ''
+```
+
+
+
 
 ### Screenshot ###
 
diff --git a/gum/templates/base.html b/gum/templates/base.html
index af0f3d8..55feaaa 100644
--- a/gum/templates/base.html
+++ b/gum/templates/base.html
@@ -54,8 +54,21 @@
               </script>
           {% endif %}
 
-
-
+          {% if PIWIK_URL%}
+            <script type="text/javascript">
+                var _paq = _paq || [];
+                    _paq.push(['trackPageView']);
+                _paq.push(['enableLinkTracking']);
+                    (function() {
+                     var u=(("https:" == document.location.protocol) ? "https" : "http") + "://{{ PIWIK_URL }}/";
+                     _paq.push(['setTrackerUrl', u+'piwik.php']);
+                     _paq.push(['setSiteId', {{ PIWIK_ID }}]);
+                     var d=document, g=d.createElement('script'), s=d.getElementsByTagName('script')[0]; g.type='text/javascript';
+                     g.defer=true; g.async=true; g.src=u+'piwik.js'; s.parentNode.insertBefore(g,s);
+                 })();
+            </script>
+            <noscript><p><img src="http://{{ PIWIK_URL }}/piwik.php?idsite={{ PIWIK_ID }}" style="border:0;" alt="" /></p></noscript>
+          {% endif %}
 
         {% endblock head %}
 </head>