Class: Dor::RegistrationService

Inherits:
Object
  • Object
show all
Defined in:
lib/dor/registration_service.rb

Class Method Summary collapse

Class Method Details

.register_object(params = {}) ⇒ Object



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# File 'lib/dor/registration_service.rb', line 13

def register_object(params = {})
  [:object_type, :label].each do |required_param|
    unless params[required_param]
      raise Dor::ParameterError, "#{required_param.inspect} must be specified in call to #{self.name}.register_object"
    end
  end

  object_type = params[:object_type]
  content_model = params[:content_model]
  admin_policy = params[:admin_policy]
  label = params[:label]
  source_id = params[:source_id] || {}
  other_ids = params[:other_ids] || {}
  tags = params[:tags] || []
  parent = params[:parent]
  pid = nil
  if params[:pid]
    pid = params[:pid]
    existing_pid = SearchService.query_by_id(pid).first
    unless existing_pid.nil?
      raise Dor::DuplicateIdError.new(existing_pid), "An object with the PID #{pid} has already been registered."
    end
  else
    pid = Dor::SuriService.mint_id
  end

  if (other_ids.has_key?(:uuid) or other_ids.has_key?('uuid')) == false
    other_ids[:uuid] = UUIDTools::UUID.timestamp_create.to_s
  end

  apo_object = Dor::AdminPolicyObject.load_instance(admin_policy)
  adm_xml = apo_object.datastreams['administrativeMetadata'].ng_xml
  agreement_id = adm_xml.at('/administrativeMetadata/registration/agreementId/text()').to_s
  
  idmd = IdentityMetadata.new

  unless source_id.empty?
    source_name = source_id.keys.first
    source_value = source_id[source_name]
    existing_pid = SearchService.query_by_id("#{source_name}:#{source_value}").first
    unless existing_pid.nil?
      raise Dor::DuplicateIdError.new(existing_pid), "An object with the source ID '#{source_name}:#{source_value}' has already been registered."
    end
    idmd.sourceId.source = source_name
    idmd.sourceId.value = source_value
  end
  
  idmd.objectId = pid
  idmd.objectCreators << 'DOR'
  idmd.objectLabels << label
  idmd.objectTypes << object_type
  idmd.adminPolicy = admin_policy
  idmd.agreementId = agreement_id
  other_ids.each_pair { |name,value| idmd.add_identifier(name,value) }
  tags.each { |tag| idmd.add_tag(tag) }
    
  foxml = Foxml.new(pid, label, content_model, idmd.to_xml, parent)
  foxml.admin_policy_object = admin_policy
  rdf = foxml.xml.at('//rdf:Description', { 'rdf' => 'http://www.w3.org/1999/02/22-rdf-syntax-ns#' })
  rels = adm_xml.xpath('/administrativeMetadata/relationships/*')
  rels.each { |rel| rdf.add_child(rel.clone) }
    
  repo = ActiveFedora.fedora
  http_response = repo.ingest(foxml.to_xml(:undent_datastreams => true))
  result = {
    :response => http_response,
    :pid => pid
  }
  return(result)
end