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Contents
# frozen_string_literal: true
require "time"
module RelatonBib
# Bibliographic date.
class BibliographicDate
TYPES = %w[published accessed created implemented obsoleted confirmed
updated issued transmitted copied unchanged circulated adapted].freeze
# @return [String]
attr_reader :type
# @return [Date]
attr_reader :from
# @return [Date]
attr_reader :to
# @return [Date]
attr_reader :on
# @param type [String] "published", "accessed", "created", "activated"
# @param on [String]
# @param from [String]
# @param to [String]
def initialize(type:, on: nil, from: nil, to: nil)
raise ArgumentError, "expected :on or :from argument" unless on || from
# raise ArgumentError, "invalid type: #{type}" unless TYPES.include? type
@type = type
@on = RelatonBib.parse_date on
@from = RelatonBib.parse_date from
@to = RelatonBib.parse_date to
end
# rubocop:disable Metrics/AbcSize
# @param builder [Nokogiri::XML::Builder]
# @return [Nokogiri::XML::Builder]
def to_xml(builder, **opts)
builder.date(type: type) do
if on
builder.on(opts[:no_year] ? "--" : date_format(on, opts[:date_format]))
elsif from
builder.from(opts[:no_year] ? "--" : date_format(from, opts[:date_format]))
builder.to date_format(to, opts[:date_format]) if to
end
end
end
# rubocop:enable Metrics/AbcSize
# @return [Hash]
def to_hash
hash = { "type" => type }
hash["value"] = on.to_s if on
hash["from"] = from.to_s if from
hash["to"] = to.to_s if to
hash
end
private
# Formats date
# @param date [Time]
# @param format [Symbol, nil] :full (yyyy-mm-dd), :short (yyyy-mm) or nil (yyyy)
# @return [String]
def date_format(date, format = nil)
case format
when :short then date.strftime "%Y-%m"
when :full then date.strftime "%Y-%m-%d"
else date.year
end
end
end
end
Version data entries
31 entries across 31 versions & 2 rubygems