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Contents
module Krikri::Enrichments
##
# Enrichment to remove non-genre fields from
#
# StripHtml.new.enrich_value('Book') => 'Book'
# StripHtml.new.enrich_value('not a book') => nil
#
# Allowed genre terms are:
#
# - Book
# - Film/Video
# - Manuscript
# - Maps
# - Music
# - Musical Score
# - Newspapers
# - Nonmusic
# - Photograph/Pictorial Works
# - Serial
#
# Removes all non-string values
class GenreFilter
include Krikri::FieldEnrichment
TERMS = ['Book',
'Film/Video',
'Manuscript',
'Maps',
'Music',
'Musical Score',
'Newspapers',
'Nonmusic',
'Photograph/Pictorial Works',
'Serial']
def enrich_value(value)
return nil unless value.is_a? String
term = TERMS.select do |t|
t.downcase.gsub(/[^a-zA-Z]/, '') ==
value.downcase.gsub(/[^a-zA-Z]/, '')
end
term.empty? ? nil : term.first
end
end
end
Version data entries
10 entries across 10 versions & 1 rubygems