# File lib/action_controller/base.rb, line 302
      def controller_path
        unless @controller_path
          components = self.name.to_s.split('::')
          components[-1] = $1 if /^(.*)Controller$/ =~ components.last
          # Accomodate the root Controllers module.
          components.shift if components.first == 'Controllers'
          @controller_path = components.map { |name| name.underscore }.join('/')
        end
        @controller_path
      end