module Iso8601Duration

Format an ISO8601 Duration

Public Class Methods

sec_to_dur(seconds) click to toggle source

Convert the number of seconds to an ISO8601 duration format @see tools.ietf.org/html/rfc2445#section-4.3.6 @param [Fixnum] seconds The amount of seconds for this duration

# File lib/winrm/helpers/iso8601_duration.rb, line 24
def self.sec_to_dur(seconds)
  seconds = seconds.to_i
  iso_str = 'P'
  if seconds > 604_800 # more than a week
    weeks = seconds / 604_800
    seconds -= (604_800 * weeks)
    iso_str << "#{weeks}W"
  end
  if seconds > 86_400 # more than a day
    days = seconds / 86_400
    seconds -= (86_400 * days)
    iso_str << "#{days}D"
  end
  if seconds > 0
    iso_str << 'T'
    if seconds > 3600 # more than an hour
      hours = seconds / 3600
      seconds -= (3600 * hours)
      iso_str << "#{hours}H"
    end
    if seconds > 60 # more than a minute
      minutes = seconds / 60
      seconds -= (60 * minutes)
      iso_str << "#{minutes}M"
    end
    iso_str << "#{seconds}S"
  end

  iso_str
end