gistfile1.rb

#!/usr/bin/env ruby

require 'rubygems'
require 'nokogiri'

if ARGV.empty? || ARGV.size != 3 
  #display the usage
  return
end

auth_parm, project_id, tricket_id = ARGV

doc = Nokogiri::XML(`curl -u #{ARGV[0]} http://theplant.lighthouseapp.com/projects/#{ARGV[1]}/tickets/#{ARGV[2]}.xml`)

doc.search('ticket tag')[0].content.split(' ').each do |tag|
  puts tag
end