Class: DigitalObjectHandler

Inherits:
Handler
  • Object
show all
Defined in:
backend/app/lib/bulk_import/digital_object_handler.rb

Constant Summary

Constants inherited from Handler

Handler::DISAMB_STR

Constants included from JSONModel

JSONModel::REFERENCE_KEY_REGEX

Instance Method Summary collapse

Methods inherited from Handler

#clear, #save, #search, #stored

Methods included from BulkImportMixins

#ao_save, #archival_object_from_ref, #archival_object_from_ref_or_uri, #archival_object_from_uri, #create_date, #created, #find_top_container, #handle_notes, #indicator_and_type_exist_for_resource?, #resolves, #resource_from_ref, #resource_match, #sub_container_from_barcode, #test_exceptions, #valid, #value_check

Methods included from CrudHelpers

#handle_create, #handle_delete, #handle_listing, #handle_raw_listing, #handle_unlimited_listing, #handle_update, scoped_dataset, with_record_conflict_reporting, #with_record_conflict_reporting

Methods included from JSONModel

JSONModel, #JSONModel, add_error_handler, all, allow_unmapped_enum_value, backend_url, check_valid_refs, client_mode?, custom_validations, destroy_model, enum_default_value, enum_values, handle_error, init, load_schema, #models, models, parse_jsonmodel_ref, parse_reference, repository, repository_for, schema_src, set_publish_flags!, set_repository, strict_mode, strict_mode?, validate_schema, with_repository

Constructor Details

#initialize(current_user, validate_only = false) ⇒ DigitalObjectHandler

Returns a new instance of DigitalObjectHandler.



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# File 'backend/app/lib/bulk_import/digital_object_handler.rb', line 6

def initialize(current_user, validate_only = false)
  super
  # we don't currently use this, but it will come in handy with enhancements
  @digital_object_types ||= CvList.new("digital_object_digital_object_type", @current_user)
end

Instance Method Details

#check_digital_id(dig_id) ⇒ Object 



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# File 'backend/app/lib/bulk_import/digital_object_handler.rb', line 12

def check_digital_id(dig_id)
  params = { :q => "digital_object_id:\"#{dig_id}\"" }
  ret = search(nil, params, :digital_object, "digital_object", "", @report)
  ret = ret.nil?
end

#create(title, thumb, link, id, publish, archival_object, report, link_publish = nil, thumb_publish = nil) ⇒ Object 



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# File 'backend/app/lib/bulk_import/digital_object_handler.rb', line 18

def create(title, thumb, link, id, publish, archival_object, report, link_publish=nil, thumb_publish=nil)
  dig_o = nil
  dig_instance = nil
  link_publish = publish if link_publish.nil?
  thumb_publish = publish if thumb_publish.nil?

  # might as well check the dig_id first
  if @validate_only
    if archival_object.nil?
      archival_object = JSONModel(:archival_object).new._always_valid!
      archival_object.title = "random title"
      archival_object.ref_id = "VAL#{rand(1000000)}"
    end
  end
  osn = id || SecureRandom.hex
  if !check_digital_id(osn)
=begin
    if @validate_only
      I18n.t("bulk_import.error.dig_obj_unique", :id => osn)
      report.add_errors(I18n.t("bulk_import.error.dig_obj_unique", :id => osn))
    else
=end


    raise BulkImportException.new(I18n.t("bulk_import.error.dig_obj_unique", :id => osn))
    #      end
  end
  files = []
  if !link.nil? && link.start_with?("http")
    fv = JSONModel(:file_version).new._always_valid!
    fv.file_uri = link
    fv.publish = link_publish
    fv.xlink_actuate_attribute = "onRequest"
    fv.xlink_show_attribute = "new"
    files.push fv
  end
  if !thumb.nil? && thumb.start_with?("http")
    fv = JSONModel(:file_version).new._always_valid!
    fv.file_uri = thumb
    fv.publish = thumb_publish
    fv.xlink_actuate_attribute = "onLoad"
    fv.xlink_show_attribute = "embed"
    fv.is_representative = thumb_publish
    files.push fv
  end
  dig_o = JSONModel(:digital_object).new._always_valid!
  dig_o.title = title.nil? ? archival_object.display_string : title
  dig_o.digital_object_id = osn
  dig_o.file_versions = files if files.any?
  dig_o.publish = publish
  begin
    dig_o = save(dig_o, DigitalObject)
  rescue JSONModel::ValidationException => ve
    report.add_errors(I18n.t("bulk_import.error.dig_validation", :err => ve.errors))
    return nil
  rescue Exception => e
    raise e
  end
  report.add_info(I18n.t(@create_key, :what => I18n.t("bulk_import.dig"), :id => "'#{dig_o.title}' #{dig_o.uri} [#{dig_o.digital_object_id}]"))
  dig_instance = JSONModel(:instance).new._always_valid!
  dig_instance.instance_type = "digital_object"
  dig_instance.digital_object = { "ref" => @validate_only ? "http://x" : dig_o.uri }
  dig_instance
end

#renew ⇒ Object 



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# File 'backend/app/lib/bulk_import/digital_object_handler.rb', line 81

def renew
  clear(@digital_object_types)
end