#!/usr/bin/env ruby

# Andrew Pennebaker
# Copyright 2009 YelloSoft

require "open-uri"

def must_blocking_or_offline?
	begin
		f=open("http://ip.yellosoft.us/")
		data=f.read
		f.close

		octets=data.split(".")

		raise unless octets.length == 4
	rescue Timeout::Error=>e
		return true
	rescue
		return true
	else
		return false
	end
end

def main
	if must_blocking_or_offline?
		puts "-OFFLINE"
	else
		puts "+ONLINE"
	end
end

if __FILE__==$0
	main
end