Merge branch 'master' of https://github.com/ryeonho/minima into ryeon…

…ho-master

README.md

@@ -39,6 +39,16 @@ Comments are enabled by default and will only appear in production, i.e., `JEKYL
 
 If you don't want to display comments for a particular post you can disable them by adding `comments: false` to that post's YAML Front Matter.
 
+## Enabling Google Analytics
+
+To enable Google Anaytics, add the following lines to your Jekyll site:
+
+```yaml
+  google_analytics: UA-NNNNNNNN-N
+```
+
+Google Analytics will only appear in production, i.e., `JEKYLL_ENV=production`
+
 ## Contributing
 
 Bug reports and pull requests are welcome on GitHub at https://github.com/jekyll/minima. This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the [Contributor Covenant](http://contributor-covenant.org) code of conduct.

_includes/google-analytics.html

@@ -0,0 +1,11 @@
+<script>
+  (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
+  (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
+  m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
+  })(window,document,'script','https://www.google-analytics.com/analytics.js','ga');
+
+  ga('create', '{{ site.google_analytics }}', 'auto');
+  ga('send', 'pageview');
+
+</script>
+

_includes/head.html

@@ -11,4 +11,8 @@
   <link rel="stylesheet" href="{{ "/css/main.css" | prepend: full_base_url }}">
   <link rel="canonical" href="{{ page.url | replace:'index.html','' | prepend: full_base_url }}">
   <link rel="alternate" type="application/rss+xml" title="{{ site.title | escape }}" href="{{ "/feed.xml" | prepend: full_base_url }}">
+
+  {% if jekyll.environment == 'production' and site.google_analytics %}
+  {% include google-analytics.html %}
+  {% endif %}
 </head>