trimet gtfs in ruby

gistfile1.txt

## stream-read.rb
require 'gtfs-realtime.pb'
require 'eventmachine'
require 'em-http-request'

trimet = YAML.load(File.open('trimet.yaml'))

EventMachine.run do
  http = EventMachine::HttpRequest.new('http://developer.trimet.org/ws/V1/FeedSpecAlerts/').get(:query => trimet)

  http.callback do
    p http.response_header
    msg = TransitRealtime::FeedMessage.new.parse_from_string(http.response)
    msg.entity.each do |e|
      if e.trip_update
        p "TRIP_UPDATE "+e.trip_update
      end
      if e.vehicle
        p "VEHICLE "+e.vehicle
      end
      if e.alert
        p "ALERT "
        p e.alert.description_text.translation
      end
    end
  end
end

## trimet.yaml
---
appID: 9999999999999999999