Creates a link wrapped in a list element, including class="active" for the currently active element.

navbar_link_helper.rb

module NavbarLinkHelper
  def navigation_link_to(name, url, html_options = {})
    content_tag(:li, class: (current_page?(url) ? 'active' : '')) do 
      link_to(name, url, html_options)
    end
  end

  def navigation_link_to(url, html_options = {}, &block)
    content_tag(:li, class: (current_page?(url) ? 'active' : '')) do 
      link_to(url, html_options) do 
        yield
      end
    end
  end
end