models/ontology_version/parsing.rb

	parsing.rb revision 7a522a1916e13f0cdbf191f633a4fc2523444038
module OntologyVersion::Parsing
  extend ActiveSupport::Concern

  included do
    @queue = :hets
    after_create :parse_async, :if => :raw_file?
  end

  def parse
    raise ArgumentError.new('No raw_file set.') unless raw_file?

    do_or_set_failed do
      condition = ['checksum = ? and id != ?', self.checksum, self.id]
      if OntologyVersion.where(condition).any?
        raise Exception.new('Another file with same checksum already exists.')
      end
    end

    update_state! :processing

    do_or_set_failed do
      @path = Hets.parse(self.raw_file.current_path)

      self.xml_file = File.open(@path)
      save!

      File.delete(@path)

      self.ontology.import_latest_version
    end

    update_state! :done
  end

  def parse_async
    async :parse
  end
end