Orbit/app/controllers/admin/items_controller.rb

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class Admin::ItemsController < ApplicationController
layout "admin"
before_filter :find_parent_item
before_filter :find_snippets, :only => :index
def index
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@items = Item.all( :conditions => { :parent_id => @parent_item.id } )
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@items.unshift Item.find_by_name("root") if @parent_item.name == 'root'
end
protected
def find_snippets
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@snippets = Snippet.all( :conditions => { :parent_id => @parent_item.id } )
end
end