ledsign_ostrich_feeder

#!/usr/bin/ruby

# LED Sign Ostrich Feeder
#  Make an animation of an ostrich walk across the sign when notified to do so.
# Input: notification.graphic
# Output: LED sign via ostrich animation script

require 'rubygems'
require 'amqp'
require 'inifile'

cfg = IniFile.load(File.expand_path("~/.labamqprc"))
amqp_host = cfg['broker']['BrokerHost']
amqp_user = cfg['ledsign']['BrokerUsername']
amqp_pass = cfg['ledsign']['BrokerPassword']

AMQP.logging = true
AMQP.start(:host => amqp_host, :user => amqp_user, :pass => amqp_pass) do
  amq = AMQP::Channel.new
  exchange = amq.fanout('notification.graphic', :durable => false, :auto_delete => true);
  queue = amq.queue('notification.graphic.ledsign', :durable => false, :auto_delete => true);
  queue.bind(exchange);
  queue.subscribe do |header, msg|
    # TODO: all queues are supposed to be JSON! this is raw text.
    puts msg
    # TODO: this should be something more robust <_<
    system "/home/sarahemm/signstuff/sign_ostrich-moa.py" if msg == "ostrich"
  end
end