kickback-blog-example.rb

class YourTypicalWorkitem < ActiveRecord::Base
  include StonePath
  
  stonepath_workitem do

    aasm_initial_state :data_entry

    aasm_state :data_entry
    aasm_state :data_validation
    aasm_state :further_processing

    aasm_event :validate_data do
      transitions :to => :data_validation,
      :from => :data_entry
    end
 
    aasm_event :kickback do
      transitions :to => :data_entry,
                  :from => :data_validation, 
                  :on_transition => :handle_kickback
    end
 
    aasm_event :approve do
      transitions :to => :further_processing,
                  :from => :data_validation
    end
  end
  
  def handle_kickback(reason)
    # do something here with the reason you have been passed
    puts "Reason Provided: #{reason}"
  end
end