models/ontology_version/parsing.rb

	parsing.rb revision 954afac4e41cf97c534d3e066833bf62cad0f121
module OntologyVersion::Parsing

  extend ActiveSupport::Concern
  include Hets::ErrorHandling

  included do
    @queue = 'hets'

    after_create :async_parse, :if => :commit_oid?
    attr_accessor :fast_parse
  end

  def do_not_parse!
    @deactivate_parsing = true
  end

  def async_parse(*args)
    if !@deactivate_parsing
      update_state! :pending

      if @fast_parse
        async :parse_fast
      else
        async :parse_full
      end
    end
  end

  def parse(refresh_cache: false, structure_only: self.fast_parse)
    update_state! :processing

    do_or_set_failed do
      refresh_checksum! unless checksum?

      # run hets if necessary
      cmd = generate_xml(structure_only: structure_only) if refresh_cache || !xml_file?
      return if cmd == :abort

      # Import version
      self.ontology.import_version self, self.user

      update_state! :done
    end
  end

  # generate XML by passing the raw ontology to Hets
  def generate_xml(structure_only: false)
    paths = Hets.parse(raw_path!, ontology.repository.url_maps, xml_dir, structure_only: structure_only)
    path = paths.last

    # move generated file to destination
    File.rename path, xml_path
  rescue Hets::ExecutionError => e
    handle_hets_execution_error(e, self)
    :abort
  end

  def parse_full
    parse(structure_only: false)
  end

  def parse_fast
    parse(structure_only: true)
  end
end