Middleman navigation helper

config.rb

module Middleman::Features::Navigation
  class << self
    def registered(app)
      app.helpers NavigationHelpers
    end
    
    alias :included :registered
  end

  module NavigationHelpers
    def link_to(label, url)
      current = false
      if url == '/'
        current = url == '/' && request.path == 'index.html'
      else
        current = "/#{request.path}".include?(url)
      end
      "<a href='#{url}' #{'class="current"' if current}>#{label}</a>"
    end
  end
end


activate :navigation