# from http://www.devx.com/enterprise/Article/28101

require 'socket'
require 'CGI'
server = TCPServer.new('127.0.0.1', 9090)
while (session = server.accept)
  request = session.gets
  puts request
  index = request.index("query=")  # also requests favicon.ico on Mac
  break if index == nil
  index += 6
  index2 = request.index(" HTTP")
  query = request[index..index2]
  puts query
  answer = CGI.unescape("I don't know the answer to: " + query)
  session.print "HTTP/1.1 200/OK\rContent-type: text/xml\r\n\r\n"
  session.puts "<answer>" + answer + "</answer>"
  session.close
end