Class: Webgen::Tag::Menu

Inherits:
Object
  • Object
show all
Includes:
Base, WebsiteAccess
Defined in:
lib/webgen/tag/menu.rb

Overview

Generates a menu that can be configured extensively.

Defined Under Namespace

Classes: MenuNode

Instance Method Summary collapse

Methods included from Base

#create_params_hash, #create_tag_params, #param, #set_params

Methods included from WebsiteAccess

included, website

Methods included from Loggable

#log, #puts

Constructor Details

#initialize ⇒ Menu

:nodoc:



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# File 'lib/webgen/tag/menu.rb', line 52

def initialize #:nodoc:
  website.blackboard.add_listener(:node_changed?, method(:node_changed?))
end

Instance Method Details

#call(tag, body, context) ⇒ Object

Generate the menu.



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# File 'lib/webgen/tag/menu.rb', line 57

def call(tag, body, context)
  tree = specific_menu_tree_for(context.content_node)

  (context.dest_node.node_info[:tag_menu_menus] ||= {})[[@params.to_a.sort, context.content_node.alcn]] = (tree ? tree.to_lcn_list : nil)

  if !tree || tree.children.empty?
    ''
  elsif param('tag.menu.nested')
    create_output_nested(context, tree)
  else
    create_output_not_nested(context, tree)
  end
end