Ruby method for showing if you are open or closed

open_helper.rb

module OpenHelper

  # Bank holiday dates from https://www.gov.uk/bank-holidays
	if Time.now.year == 2013
		DAYS = [
			# "20 July 2013",
			"26 August 2013",
			"25 December 2013",
			"26 December 2013"
		]
	elsif Time.now.year == 2014
		DAYS = [
			"1 January 2014",
			"18 April 2014",
			"21 April 2014",
			"5 May 2014",
			"26 May 2014",
			"25 August 2014",
			"25 December 2014",
			"26 December 2014"
		]
	elsif Time.now.year == 2015
		DAYS = [
			"1 January 2015",
			"3 April 2015",
			"6 April 2015",
			"4 May 2015",
			"25 May 2015",
			"31 August 2015",
			"25 December 2015",
			"28 December 2015"
		]
	end

	# are you open on saturday or sunday?
	SATURDAY = true
	SUNDAY = false

	# use 24 hour times here
	TIME_OPEN = "9:00".split(":")
	TIME_CLOSE = "17:00".split(":")
	
	def open?(date = Date.today, time = Time.now)
		open = Time.new(date.year, date.month, date.day, TIME_OPEN[0], TIME_OPEN[1], 0)
		close = Time.new(date.year, date.month, date.day, TIME_CLOSE[0], TIME_CLOSE[1], 0)

		if DAYS.include?(date.strftime("%d %B %Y"))
			false  # not open on bank holidays so return false
		elsif date.strftime("%A") == "Saturday" && SATURDAY == false
			false
		elsif date.strftime("%A") == "Sunday" && SUNDAY == false
			false
		else
			# open between the TIME_OPEN & TIME_CLOSE?
			if time.between?(open, close)
				true
			else
				false
			end
		end
	rescue
		false
	end

end