models/ontology/versions.rb

	versions.rb revision c089c2e01fd049de4c25af718af1a26b8846c890
module Ontology::Versions
  extend ActiveSupport::Concern

  included do
    has_many :versions, :dependent => :destroy, :class_name => 'OntologyVersion'

    attr_accessible :versions_attributes
    accepts_nested_attributes_for :versions

    after_create :create_permission_for_first_version
  end

  protected

  def create_permission_for_first_version
    version = versions.first
    permissions.create! :subject => version.user, :role => 'owner' if version
  end

end