require 'net/http'

print "Extract file -- http://tinyurl.com/"
target = gets.chomp
raise "No target found." if target == ""

Net::HTTP.start("forwarding.tinyurl.com") do |http|
	resp = http.get("/redirect.php?num=#{target}")
	if resp.code  == "302" then
		puts "Retrieving data..."
		resp['location'] =~ %r{http://(\w*)}
		bytes = $1.split(/(..)/)
		bytes.compact!
		byte_string = bytes.pack("H*"*bytes.length)
		puts "Creating file #{target}..."
		File.open(target, 'wb') do |f|
			f << byte_string
		end
	else
		raise "HTTP #{resp.code} received. Something is fux0red somewhere..."
	end
	puts "Done!"
end