Class: MODSSerializer

Inherits:
ASpaceExport::Serializer show all
Defined in:
backend/app/exporters/serializers/mods.rb

Instance Method Summary collapse

Methods inherited from ASpaceExport::Serializer

inherited, serializer_for, serializer_for?, with_namespace

Instance Method Details

#serialize(mods, opts = {}) ⇒ Object 



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# File 'backend/app/exporters/serializers/mods.rb', line 6

def serialize(mods, opts = {})
  builder = Nokogiri::XML::Builder.new(:encoding => "UTF-8") do |xml|
    serialize_mods(mods, xml)
  end

  builder.to_xml
end

#serialize_mods(mods, xml) ⇒ Object 



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# File 'backend/app/exporters/serializers/mods.rb', line 14

def serialize_mods(mods, xml)
  root_args = {'version' => '3.4'}
  root_args['xmlns'] = 'http://www.loc.gov/mods/v3'

  xml.mods(root_args) {
    serialize_mods_inner(mods, xml)
  }
end

#serialize_mods_inner(mods, xml) ⇒ Object 



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# File 'backend/app/exporters/serializers/mods.rb', line 23

def serialize_mods_inner(mods, xml)
  xml.titleInfo {
    xml.title mods.title
  }

  xml.identifier mods.identifier

  xml.typeOfResource mods.type_of_resource

  unless mods.lang_materials.nil?

    mods.lang_materials.each do |language|
      xml.language {
        xml.languageTerm(:type => 'text', :authority => 'iso639-2b') {
          xml.text I18n.t("enumerations.language_iso639_2." + language['language'])
        }

        xml.languageTerm(:type => 'code', :authority => 'iso639-2b') {
          xml.text language['language']
        }

        unless language['script'].nil?
          xml.scriptTerm(:type => 'text', :authority => 'iso15924') {
            xml.text I18n.t("enumerations.script_iso15924." + language['script'])
          }

          xml.scriptTerm(:type => 'code', :authority => 'iso15924') {
            xml.text language['script']
          }
        end
      }
    end

    mods.lang_notes.each do |note|
      serialize_note(note, xml)
    end

  end

  mods.dates.each do |date|
    handle_date(xml, date)
  end

  xml.physicalDescription {
    mods.extents.each do |extent|
      xml.extent extent
    end

    mods.extent_notes.each do |note|
      serialize_note(note, xml)
    end
  }

  mods.notes.each do |note|
    if note.wrapping_tag
      xml.send(note.wrapping_tag) {
        serialize_note(note, xml)
      }
    else
      serialize_note(note, xml)
    end
  end

  if (repo_note = mods.repository_note)
    xml.note(:displayLabel => repo_note.label) {
      xml.text repo_note.content
    }
  end

  mods.subjects.each do |subject|
    xml.subject(:authority => subject['source']) {
      term = subject['term'].join(" -- ")
      case subject['term_type'].first
      when 'geographic', 'cultural_context'
        xml.geographic term
      when 'temporal'
        xml.temporal term
      when 'uniform_title'
        xml.titleInfo term
      when 'genre_form', 'style_period', 'technique', 'function'
        xml.genre term
      when 'occupation'
        xml.occupation term
      else
        xml.topic term
      end
    }
  end

  mods.names.each do |name|

    case name['role']
    when 'subject'
      xml.subject {
        serialize_name(name, xml)
      }
    else
      serialize_name(name, xml)
    end
  end

  mods.parts.each do |part|
    xml.part(:ID => part['id']) {
      xml.detail {
        xml.title part['title']
      }
    }
  end

  # flattened tree
  mods.each_related_item do |item|
    xml.relatedItem(:type => 'constituent') {
      serialize_mods_inner(item, xml)
    }
  end
end

#serialize_name(name, xml) ⇒ Object 



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# File 'backend/app/exporters/serializers/mods.rb', line 141

def serialize_name(name, xml)
  atts = {:type => name['type']}
  atts[:authority] = name['source'] if name['source']
  atts["valueURI"] = name['authority_id'] if name['authority_id']
  xml.name(atts) {
    name['parts'].each do |part|
      if part['type']
        xml.namePart(:type => part['type']) {
          xml.text part['content']
        }
      else
        xml.namePart part['content']
      end
    end
    xml.role {
      xml.roleTerm(:type => 'text', :authority => 'marcrelator') {
        xml.text name['role']
      }
    }
  }
end

#serialize_note(note, xml) ⇒ Object 



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# File 'backend/app/exporters/serializers/mods.rb', line 164

def serialize_note(note, xml)
  atts = {}
  atts[:type] = note.type if note.type
  atts[:displayLabel] = note.label if note.label

  xml.send(note.tag, atts) {
    xml.text note.content
  }
end