Contents

module MenuHelper
  def display_menu_front(menu, options = {}, &block)
    if !menu.nil? and menu.active?
      lis = get_menu_li(menu.menu_links, options, &block)
      content_tag :ul, lis.join , :class => options[:ul_class]
    end
  end
  alias_method :display_menu, :display_menu_front

private
  def get_li_class(menu_link, options)
    if options[:li_current_class] && 
        # request uri equals menu_link url or one of its children url
        (menu_link.url_match?(request.request_uri) || 
         # request page equals page link target or one of its children page link targe
         (options[:page] && menu_link.is_a?(PageLink) && menu_link.url_match?(options[:page])))
      options[:li_current_class]
    else
      options[:li_class]
    end
  end

  def get_menu_li(menu_links, options, &block)
    lis = []
    links = menu_links.find_all_by_active(true)
    links.each_with_index do |menu_link,index|
      if menu_link.active?
        li_class = get_li_class(menu_link, options)
        li_class = li_class ? [li_class] : [] 
        li_class << 'first' if index == 0
        li_class << 'last' if index == links.size - 1
        li_link = if block_given?
          capture(menu_link,&block)
        else
          link_to(menu_link.title,menu_link.url, :popup => menu_link.popup)
        end
        children = menu_link.children
        unless children.empty?
           li_link += content_tag :ul, get_menu_li(children, options, &block).join , :class => options[:ul_class]
        end
        lis << content_tag(:li, li_link, :class => (li_class.empty? ? nil : li_class.join(' ')) )
      end
    end
    return lis
  end
end

Version data entries

4 entries across 4 versions & 1 rubygems

Version	Path
forgeos_cms-1.9.4	app/helpers/menu_helper.rb
forgeos_cms-1.9.2	app/helpers/menu_helper.rb
forgeos_cms-1.9.1	app/helpers/menu_helper.rb
forgeos_cms-1.9.0	app/helpers/menu_helper.rb