acts_as_votable.rb

module ActsAsVotable
  def self.included(base)
    base.extend(ClassMethods)
  end
  ActiveRecord::Base.send(:include, ActsAsVotable)
end

module ClassMethods
  def acts_as_votable
    send :include, InstanceMethods
  end
end

module InstanceMethods
  def vote_cancel user
   #do lots of stuff I want to appear in my models
  end
end