Contents

require 'berkeley_library/util/uris'

require 'berkeley_library/av/config'
require 'berkeley_library/av/record_id'
require 'berkeley_library/av/metadata/readers/base'

module BerkeleyLibrary
  module AV
    class Metadata
      module Readers
        module Alma
          include Base

          def marc_uri_for(record_id)
            query_string = URI.encode_www_form(
              'version' => '1.2',
              'operation' => 'searchRetrieve',
              'query' => sru_query_value_for(record_id)
            )

            URIs.append(AV::Config.alma_sru_base_uri, '?', query_string)
          end

          protected

          def _display_uri_for(record_id)
            URIs.append(AV::Config.alma_permalink_base_uri, "alma#{record_id}")
          end

          private

          def sru_query_value_for(record_id)
            id_type = AV::RecordId::Type.for_id(record_id)
            return "alma.mms_id=#{record_id}" if id_type == AV::RecordId::Type::ALMA
            return millennium_query_value(record_id) if id_type == AV::RecordId::Type::MILLENNIUM

            raise ArgumentError, "Invalid record type: #{id_type}"
          end

          def millennium_query_value(bib_number)
            other_system_number = other_system_number_for_bib(bib_number)
            "alma.other_system_number=#{other_system_number}"
          end

          def other_system_number_for_bib(bib_number)
            bib_number = RecordId.ensure_check_digit(bib_number)
            "UCB-#{bib_number}-#{AV::Config.alma_institution_code.downcase}"
          end

        end
      end
    end
  end
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
berkeley_library-av-core-0.4.2	lib/berkeley_library/av/metadata/readers/alma.rb
berkeley_library-av-core-0.4.1	lib/berkeley_library/av/metadata/readers/alma.rb
berkeley_library-av-core-0.4.0	lib/berkeley_library/av/metadata/readers/alma.rb