gistfile1.rbx

  def full_path_data_with_children
    (self.ancestors << self).map { |e|
      pid = e.id == 1 ? 0 : e.id
      { :id => pid, :data => e.children.sort.map { |i| { :id => i.id, :name => i.name, :parent_id => pid } } }
    }.flatten
  end