<head>

{% if page.title %}
  <title>{{ page.title }} - {{ site.title }}</title>
  <meta content='{{ page.title }} - {{ site.title }}' name='title' />
  <meta content='{{ page.title }} - {{ site.title }}' name='og:title' />
{% else %}
  <title>{{ site.title }}</title>
  <meta content='{{ site.title }}' name='title' />
  <meta content='{{ site.title }}' name='og:title' />
{% endif %}

<link href='{{ site.url }}/assets/images/fav.png' rel='shortcut icon'>
<link href='{{ site.url }}/assets/stylesheets/style.css' rel='stylesheet' type='text/css' />
<link href='{{ site.url }}/assets/stylesheets/syntax.css' rel='stylesheet' type='text/css' />

<meta content='width=device-width, initial-scale=1.0, user-scalable=no' name='viewport'>
<meta content='text/html; charset=utf-8' http-equiv='content-type' />
{% if page.date %}
<meta content='{{ site.url }}{{ page.url }}' property='og:url' />
<meta content="{{ page.content | strip_html | strip_newlines | truncate: 120 }}"
      property='og:description' />
<meta content="article" property="og:type" />
{% else %}
<meta content='{{ site.url }}' property='og:url' />
<meta content="{{ site.description }}" property='og:description' />
<meta content="blog" property="og:type" />
{% endif %}

{% if site.google_analytics %}
<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>
{% endif %}

{% if site.facebook_appid %}
<meta content="{{ site.facebook_appid }}" property="fb:app_id" />
<script>(function(d, s, id) {
  var js, fjs = d.getElementsByTagName(s)[0];
  if (d.getElementById(id)) return;
  js = d.createElement(s); js.id = id;
  js.src = "//connect.facebook.net/en_GB/all.js#xfbml=1&appId={{ site.facebook_appid }}";
  fjs.parentNode.insertBefore(js, fjs);
  }(document, 'script', 'facebook-jssdk'));</script>
{% endif %}

</head>