aasm addons....

module AasmAddons
  def self.included(base_class)
      base_class.class_eval do
        def aasm_fire_event(*args)
          line_items.each do |li| 
            #li.send("#{args.first.to_s}!") 
            li.update_attributes(:state =>  args.first.to_s)
          end         
          state_logs.create!(:state => args.first.to_s, :user => current_user)
          super(*args)
        end
      end
  end   
end