script to populate my status bar

status.rb

#!/usr/bin/env ruby

require 'date'

def batterystatus
	charging, percentage = `acpi`.match(/^Battery 0: (\w+), (\d+).*$/i).captures
	blocks = (percentage.to_i / 100.0 * 10).round
	char = case charging
	       when 'Charging'
		       '>'
	       when 'Discharging'
		       '<'
	       else
		       '|'
	       end
	blocks.times.collect {char}.join('') + (10 - blocks).times.collect {'_'}.join('')
end

def timestatus
	Time.now.strftime '%H:%M:%S'
end

def datestatus
	Time.now.strftime '%Y-%m-%d'
end

def status
	"#{batterystatus} | #{timestatus} | #{datestatus}"
end

while true do
	puts status
	sleep 1
end