feat(layouts): add google analytics

Josh Habdas · Josh Habdas · commit f61c48dc6d91 · 2017-04-14T21:14:24.000+08:00
adds google analytics tracking using the async tracking snippet closes speedtracker#57
diff --git a/_config.yml b/_config.yml
@@ -4,6 +4,8 @@ host:    0.0.0.0
 
 version: 1.2.1
 
+google_analytics_key: ""
+
 exclude:
   - app
   - node_modules
diff --git a/_layouts/base.html b/_layouts/base.html
@@ -14,6 +14,15 @@
 <head>
   {% include meta.html %}
 
+  {% if jekyll.environment == 'production' and site.google_analytics_key != '' %}
+    <script>
+      window.ga=window.ga||function(){(ga.q=ga.q||[]).push(arguments)};ga.l=+new Date;
+      ga('create', '{{ site.google_analytics_key }}', 'auto');
+      ga('send', 'pageview');
+    </script>
+    <script async src='https://www.google-analytics.com/analytics.js'></script>
+  {% endif %}
+
   <link rel="stylesheet" type="text/css" href="{{ baseUrl }}/css/main.css?v={{ site.version }}">
 </head>
 <body>
