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Contents
module Iso690Render
def self.date1(date)
return nil if date.nil?
on = date&.at("./on")&.text
from = date&.at("./from")&.text
to = date&.at("./to")&.text
return MMMddyyyy(on) if on
return "#{MMMddyyyy(from)}–#{MMMddyyyy(to)}" if from
nil
end
def self.date(doc)
updated = date1(doc&.at("./date[@type = 'updated']"))
pub = date1(doc&.at("./date[@type = 'issued']"))
if pub
ret = pub
ret += " (updated #{updated})" if updated
return ret
end
pub = date1(doc&.at("./date[@type = 'circulated']")) and
return pub
date1(doc&.at("./date"))
end
def self.year(date)
return nil if date.nil?
date.sub(/^(\d\d\d\d).*$/, "\\1")
end
=begin
def self.monthyr(isodate)
return nil if isodate.nil?
arr = isodate.split("-")
date = if arr.size == 2
DateTime.new(*arr.map(&:to_i))
else
DateTime.parse(isodate)
end
date.localize(:en).to_additional_s("yMMMM")
end
def self.mmddyyyy(isodate)
return nil if isodate.nil?
arr = isodate.split("-")
date = if arr.size == 1 and (/^\d+$/.match isodate)
Date.new(*arr.map(&:to_i)).strftime("%Y")
elsif arr.size == 2
Date.new(*arr.map(&:to_i)).strftime("%m-%Y")
else
Date.parse(isodate).strftime("%m-%d-%Y")
end
end
=end
def self.MMMddyyyy(isodate)
return nil if isodate.nil?
return isodate if isodate == "--"
arr = isodate.split("-")
date = if arr.size == 1 and (/^\d+$/.match isodate)
Date.new(*arr.map(&:to_i)).strftime("%Y")
elsif arr.size == 2
Date.new(*arr.map(&:to_i)).strftime("%B %Y")
else
Date.parse(isodate).strftime("%B %d, %Y")
end
end
end
Version data entries
15 entries across 13 versions & 2 rubygems