Resque + ActiveRecord

performable.rb

module Performable
  def self.included(receiver)
    # TODO: Raise exception if receiver doesn't implement perform
    # unless receiver.method_defined? :perform
    #   raise ...
    # end

    receiver.class_eval do
      def self.perform(id)
        find(id).perform
      end

      def self.enqueue(*args)
        create(*args).enqueue
      end
    end

    receiver.class_eval do
      @queue = self.to_s.tableize.to_sym

      def enqueue
        Resque.enqueue self.class, self.id
      end
    end

    # unless receiver.instance_variable_defined? :@queue
    #   receiver.instance_variable_set :@queue, receiver.to_s.tableize.to_sym
    # end
  end
end