layout.haml

!!!
%html
  %head
    -if not @album.nil?
      %title= @album.config(:title)
      %link{:href => @album.font_href, :rel => 'stylesheet', :type => 'text/css'}
    %meta{'http-equiv' => 'content-type', :content => 'text/html; charset=utf-8'}
    %meta{:name => 'viewport', :content => "width=device-width, user-scalable=no"}
    %script{:type => 'text/javascript', :src => "/js?#{Time.now.strftime "%Y%m%d"}"}
    %link{:href => '/favicon.ico', :rel => 'shortcut icon'}
    %link{:rel => "apple-touch-icon", :href => "favicon.png"}
    %link{:href => "/css?#{Time.now.strftime "%Y%m%d"}", :rel => 'stylesheet', :type => 'text/css'}
    %link{:href => "/css/photoswipe.css", :rel => 'stylesheet', :type => 'text/css'}
    %link{:href => "/css/default-skin/default-skin.css", :rel => 'stylesheet', :type => 'text/css'}
    - if not @photo.nil?

      -# Facebook & OpenGraph
      %meta{:property => "og:title", :content => @album.config(:title)}
      %meta{:property => "og:url", :content => "http://#{domain}/#{@album.name}/#{@photo.id}"}
      %meta{:property => "og:description", :content => ""}
      %meta{:property => "og:image", :content => preview(@photo)}
      %meta{:property => "og:image:type", :content => 'image/jpeg'}
      %meta{:property => "og:image:width", :content => @photo.size(:preview).x}
      %meta{:property => "og:image:height", :content => @photo.size(:preview).y}

      -# Twitter
      %meta{:name => "twitter:card", :content => "photo"}
      %meta{:name => "twitter:image", :content => preview(@photo)}
      %meta{:name => "twitter:image:width", :content => @photo.size(:preview).x}
      %meta{:name => "twitter:image:height", :content => @photo.size(:preview).y}

  %body

    #content
      = yield

    - if settings.production?
      :javascript
        var _gaq = _gaq || [];
        _gaq.push(['_setAccount', 'UA-360138-11']);
        _gaq.push(['_trackPageview']);

        (function() {
          var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
          ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
          var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
        })();