json variants

gistfile1.rb

class Ambience < ActiveRecord::Base

  attr_accessible                      :name

  short_serialize_options              :only => [:id, :name]
  long_serialize_options               :except => :deleted


  def serializable_hash(options = nil)
    options ||= {}
    variant = options[:variant]
    options.delete :variant

    if not variant
      super(options)
    elsif variant == :short
      super(short_serialize_options)
    elsif variant == :long
      super(long_serialize_options)
    end
  end

end



# to be used like


    render :json => @ambiences.to_json(:variant => :short)