Method: IsoDoc::PresentationXMLConvert#pref_ref_code_parse

Defined in:
lib/isodoc/presentation_function/docid.rb

#pref_ref_code_parse(bib) ⇒ Object 



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# File 'lib/isodoc/presentation_function/docid.rb', line 21

def pref_ref_code_parse(bib)
  data, = @bibrender.parse(bib)
  ret = data[:authoritative_identifier] or return nil
  ret.empty? and return nil
  ret
end