balse.rb

#!/usr/bin/env ruby
# coding: utf-8

require 'rubygems'
require 'httparty'
require 'pit'
require 'optparse'

class Twitter
  include HTTParty
  base_uri 'twitter.com'
  config = Pit.get("balse", :require => {
    "user_id"  => "required id",
    "password" => "required password"
  })
  basic_auth *config.values_at("user_id", "password")
  format :xml

  def initialize(allow_list)
    @allow_list = allow_list
    @message_id = nil
  end

  def balse?
    query = @message_id ?  ({:since_id => @message_id}) : ({})
    res = Twitter.get('/statuses/mentions.xml', :query => query)

    mentions = res["statuses"] if res.key? "statuses"
    @message_id = mentions[0]["id"] if mentions and not mentions.empty?
  
    mentions && mentions.any? do |mention|
      @allow_list.include?(mention["user"]["screen_name"]) && mention["text"] =~ /バルス/
    end
  end
end

def action()
  puts "目が、目がぁぁぁぁ"
end

t = Twitter.new %w(ngtyk)

loop do
  action if t.balse?
  sleep 10
end