Contents

module ConteRailsTemplate
  class NavigationRenderer < SimpleNavigation::Renderer::Base
    def render(item_container)
      if options[:is_subnavigation]
        ul_class = "child"
      else
        ul_class = "parent"
      end

      list_content = item_container.items.inject([]) do |list, item|
        li_options = item.html_options.reject {|k, v| k == :link}
        li_content = tag_for(item)
        if include_sub_navigation?(item)
          li_content << render_sub_navigation_for(item)
        end
        list << content_tag(:li, li_content, li_options)
      end.join
      if skip_if_empty? && item_container.empty?
        ''
      else
        content_tag(:ul, list_content, { :id => item_container.dom_id, :class => [item_container.dom_class, ul_class].flatten.compact.join(' ') })
      end
    end

    def render_sub_navigation_for(item)
      item.sub_navigation.render(self.options.merge(:is_subnavigation => true))
    end

    protected

    def tag_for(item)
      if item.url.nil?
        content_tag('span', item.name, link_options_for(item).except(:method))
      else
        link_content = item.name
        if item.url == "javascript:void(0);"
          link_content = "#{item.name}<b class=\"caret\"></b>"
        end

        link_to(link_content, item.url, link_options_for(item))
      end
    end

    # Extracts the options relevant for the generated link
    #
    def link_options_for(item)
      special_options = {:method => item.method}.reject {|k, v| v.nil? }
      link_options = item.html_options[:link] || {}
      opts = special_options.merge(link_options)
      opts[:class] = [link_options[:class], item.selected_class].flatten.compact.join(' ')
      opts.delete(:class) if opts[:class].nil? || opts[:class] == ''
      opts
    end
  end
end

Version data entries

22 entries across 22 versions & 1 rubygems

Version	Path
conte_rails_template-0.0.12	lib/navigation_renderer.rb
conte_rails_template-0.0.11	lib/navigation_renderer.rb