Add sub_menu in r_tags

app/assets/javascripts/page_edit.js

@@ -24,6 +24,10 @@ $("#module_app_list select").live('change', function() {
 	$.getScript($(this).attr('rel') + '/' + $(this).val() + '/reload_widgets');
 });
 
+$("#tag_list select").live('change', function() {
+	$.getScript($(this).attr('rel') + '/' + $(this).val() + '/reload_r_tag_options');
+});
+
 $('.part_kind').live('click', function() {
 	$('.part_kind_partial').hide();
 	$('#part_' + $(this).attr('value')).show();

app/controllers/admin/page_parts_controller.rb

@@ -25,7 +25,7 @@ class Admin::PagePartsController < ApplicationController
     @module_apps = ModuleApp.all(:conditions => {:enable_frontend => true})
     @module_app = @part.module_app ? @part.module_app : @module_apps[0]
     @r_tag = @part.public_r_tag.blank? ? LIST[:public_r_tags][0] : @part.public_r_tag
-    @tag_objects = @r_tag.classify.constantize.all
+    @tag_objects = @r_tag.classify.constantize.all rescue nil
       case @module_app.key
         when 'bulletin'
           @categories =  BulletinCategory.all
@@ -75,4 +75,12 @@ class Admin::PagePartsController < ApplicationController
     end
   end
 
+  def reload_r_tag_options
+    @r_tag = (ModuleApp.find(params[:id]) rescue nil) || params[:id]
+    @tag_objects = @r_tag.classify.constantize.all rescue nil
+    respond_to do |format|
+      format.js  {}
+    end
+  end
+  
 end

app/models/page_part.rb

@@ -7,7 +7,7 @@ class PagePart
   field :content
   field :kind
   field :public_r_tag
-  field :public_r_tag_object_id, :type => BSON::ObjectId, :default => nil
+  field :public_r_tag_object_id, :default => nil
   field :widget_path
   
   has_one :i18n_variable, :as => :language_value, :autosave => true, :dependent => :destroy

app/views/admin/page_parts/_public_r_tag.html.erb

@@ -1,7 +1,11 @@
 <span id='tag_list'>
-	<%= f.select :public_r_tag, LIST[:public_r_tags].collect{|tag| [t(tag), tag]}, :selected => @r_tag %>
+	<%= f.select :public_r_tag, LIST[:public_r_tags].collect{|tag| [t(tag), tag]}, {:selected => @r_tag}, {:rel => admin_page_parts_path}  %>
 </span>
 
 <span id='name_list'>
+	<% if @r_tag.eql?('sub_menu') %>
+		<%= f.select :public_r_tag_object_id, options_for_select([t(:horizontal), t(:vertical)], t(:horizontal)) %>
+	<% else %>
 		<%= f.select :public_r_tag_object_id, options_from_collection_for_select(@tag_objects, :id, :title, :selected => @part.public_r_tag_object_id) %>
+	<% end %>
 </span>

app/views/admin/page_parts/reload_r_tag_options.js.erb

@@ -0,0 +1,5 @@
+<% if @r_tag.eql?('sub_menu') %>
+	$('#name_list select').html("<%= j options_for_select(t(:horizontal) => :horizontal, t(:vertical) => :vertical) %>")
+<% else %>
+	$('#name_list select').html("<%= j options_from_collection_for_select(@tag_objects, :id, :title) %>")
+<% end %>

config/list.yml

@@ -9,6 +9,7 @@ markups:
   
 public_r_tags:
   - ad_banner
+  - sub_menu
   
 page_part_kinds:
   - text

config/routes.rb

@@ -77,6 +77,7 @@ Orbit::Application.routes.draw do
     resources :page_parts do
       member do
         get 'reload_widgets'
+        get 'reload_r_tag_options'
       end
     end
     resources :purchases do

lib/parsers/parser_common.rb

@@ -106,4 +106,20 @@ module ParserCommon
     page_menu.swap(fragment)
   end
 
+  # sub_menus
+  def parse_sub_menus(body = nil, page = nil, id = nil)
+    body.css('sub_menu').each do |sub_menu|
+      res = ''
+      res << "<ul>"
+      page.children.each do |child|
+        res << "<li>"
+        res << "<a href='#{child.full_name}'>#{child.i18n_variable[I18n.locale]}</a>"
+        res << "</li>"
+      end
+      res << "</ul>"
+      fragment = Nokogiri::HTML::DocumentFragment.new(body, res)
+      sub_menu.swap(fragment)
+    end
+  end
+
 end