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# frozen_string_literal: true
require 'csv'
module Hyrax
#
# Generates CSV from a FileSet
#
# @attr_reader [FileSet] file_set file that will be examined to generate the CSVs
# @attr_reader [Array] terms list of terms that will be output in CSV form
# @attr_reader [String] multi_value_separator separator for terms that have more than one value
class FileSetCSVService
attr_reader :file_set, :terms, :multi_value_separator
# @param [SolrDocument] file solr document that will be examined to generate the CSVs
# @param [Array] terms list of terms that will be output in CSV form
# defaults if nil to list below
# @param [String] multi_value_separator separator for terms that have more than one value
# defaults to '|'
def initialize(file, terms = nil, multi_value_separator = '|')
@file_set = file
@terms = terms
@terms ||= [:id, :title, :depositor, :creator, :visibility, :resource_type, :license, :file_format]
@multi_value_separator = multi_value_separator
end
# provide csv version of the GenericFile
def csv
::CSV.generate do |csv|
csv << terms.map do |term|
values = file_set.send(term)
values = values.respond_to?(:to_a) ? values.to_a : [values] # make sure we have an array
values.join(multi_value_separator)
end
end
end
# provide csv header line for a GenericFile
def csv_header
::CSV.generate do |csv|
csv << terms
end
end
end
end
Version data entries
14 entries across 14 versions & 1 rubygems