Module: Briard::Readers::RisReader

Included in:
MetadataUtils
Defined in:
lib/briard/readers/ris_reader.rb

Constant Summary collapse

RIS_TO_SO_TRANSLATIONS =
{
  'BLOG' => 'BlogPosting',
  'GEN' => 'CreativeWork',
  'CTLG' => 'DataCatalog',
  'DATA' => 'Dataset',
  'FIGURE' => 'ImageObject',
  'THES' => 'Thesis',
  'MPCT' => 'Movie',
  'JOUR' => 'ScholarlyArticle',
  'COMP' => 'SoftwareSourceCode',
  'VIDEO' => 'VideoObject',
  'ELEC' => 'WebPage'
}.freeze
RIS_TO_CP_TRANSLATIONS =
{ 'JOUR' => 'article-journal' }.freeze
RIS_TO_BIB_TRANSLATIONS =
{
  'JOUR' => 'article',
  'BOOK' => 'book',
  'CHAP' => 'inbook',
  'CPAPER' => 'inproceedings',
  'GEN' => 'misc',
  'THES' => 'phdthesis',
  'CONF' => 'proceedings',
  'RPRT' => 'techreport',
  'UNPD' => 'unpublished'
}.freeze

Instance Method Summary collapse

Instance Method Details

#read_ris(string: nil, **options) ⇒ Object



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# File 'lib/briard/readers/ris_reader.rb', line 34

def read_ris(string: nil, **options)
  read_options = ActiveSupport::HashWithIndifferentAccess.new(options.except(:doi, :id, :url,
                                                                             :sandbox, :validate, :ra))

  meta = ris_meta(string: string)

  ris_type = meta.fetch('TY', nil) || 'GEN'
  schema_org = RIS_TO_SO_TRANSLATIONS[ris_type] || 'CreativeWork'
  types = {
    'resourceTypeGeneral' => Metadata::RIS_TO_DC_TRANSLATIONS[ris_type],
    'schemaOrg' => schema_org,
    'citeproc' => RIS_TO_CP_TRANSLATIONS[schema_org] || 'misc',
    'ris' => ris_type
  }.compact

  id = normalize_doi(options[:doi] || meta.fetch('DO', nil))

  author = Array.wrap(meta.fetch('AU', nil)).map { |a| { 'creatorName' => a } }
  date_parts = meta.fetch('PY', nil).to_s.split('/')
  created_date_parts = meta.fetch('Y1', nil).to_s.split('/')
  dates = []
  if meta.fetch('PY', nil).present?
    dates << { 'date' => get_date_from_parts(*date_parts), 'dateType' => 'Issued' }
  end
  if meta.fetch('Y1', nil).present?
    dates << { 'date' => get_date_from_parts(*created_date_parts), 'dateType' => 'Created' }
  end
  publication_year = get_date_from_parts(*date_parts).to_s[0..3]
  related_identifiers = if meta.fetch('T2', nil).present? && meta.fetch('SN', nil).present?
                          [{ 'type' => 'Periodical',
                             'id' => meta.fetch('SN', nil),
                             'relatedIdentifierType' => 'ISSN',
                             'relationType' => 'IsPartOf',
                             'title' => meta.fetch('T2', nil) }.compact]
                        else
                          []
                        end
  container = if meta.fetch('T2', nil).present?
                { 'type' => 'Journal',
                  'title' => meta.fetch('T2', nil),
                  'identifier' => meta.fetch('SN', nil),
                  'volume' => meta.fetch('VL', nil),
                  'issue' => meta.fetch('IS', nil),
                  'firstPage' => meta.fetch('SP', nil),
                  'lastPage' => meta.fetch('EP', nil) }.compact
              end
  state = meta.fetch('DO', nil).present? || read_options.present? ? 'findable' : 'not_found'
  subjects = Array.wrap(meta.fetch('KW', nil)).reduce([]) do |sum, subject|
    sum += name_to_fos(subject)

    sum
  end

  { 'id' => id,
    'types' => types,
    'doi' => doi_from_url(id),
    'url' => meta.fetch('UR', nil),
    'titles' => meta.fetch('T1', nil).present? ? [{ 'title' => meta.fetch('T1', nil) }] : nil,
    'creators' => get_authors(author),
    'publisher' => meta.fetch('PB', '(:unav)'),
    'container' => container,
    'related_identifiers' => related_identifiers,
    'dates' => dates,
    'publication_year' => publication_year,
    'descriptions' => if meta.fetch('AB', nil).present?
                        [{ 'description' => sanitize(meta.fetch('AB')),
                           'descriptionType' => 'Abstract' }]
                      end,
    'subjects' => subjects,
    'language' => meta.fetch('LA', nil),
    'state' => state }.merge(read_options)
end

#ris_meta(string: nil) ⇒ Object



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# File 'lib/briard/readers/ris_reader.rb', line 107

def ris_meta(string: nil)
  h = Hash.new { |h, k| h[k] = [] }
  string.split("\n").each_with_object(h) do |line, _sum|
    k, v = line.split('-', 2)
    h[k.strip] << v.to_s.strip
  end.transform_values(&:unwrap).compact
end