recvgrowl.rb

#!/usr/bin/ruby
require 'rubygems'
require 'ruby-growl'
require 'socket'

u = UDPSocket.new
u.bind('localhost', 9887)
loop do
  msg, inetaddr = u.recvfrom(1500)
  gnn = msg.unpack(Growl::GNN_FORMAT)
  next if gnn.shift != 1 # version
  next if gnn.shift != 1 # type
  flags = gnn.shift # 0x000e -> priority, 0x0001 -> stiky
  str = gnn.pop
  pt = 0
  ls = (gnn + [ 16 ]).map{|l| str[pt, l].tap{pt += l}}
  name, title, desc, app, md5 = ls
  `notify-send '#{title}' '#{desc}'` # TODO not secure
end