root/project/lazy-people/thanksbot/thanksbot.rb

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

$LOAD_PATH << "lib"

require 'rubygems'
require 'net/irc'
require 'wedata'
require 'observer'
require 'yaml'
require 'lazysan'

require 'pp'

class ThanksBot < Net::IRC::Client
  include Observable

  def initialize(config)
    @channel = config[:irc][:opts][:channel]

    super(
      config[:irc][:host],
      config[:irc][:port],
      config[:irc][:opts]
    )
  end

  def on_rpl_welcome(m)
    post JOIN, @channel
  end

  def on_privmsg(m)
    if match = m[1].match(/^thanksbot:\s*(.*)/)
      changed
      begin
        notify_observers(match[1])
        post NOTICE, m[0], "#{m.prefix.nick}: #{match[1]}"
      rescue
        post NOTICE, m[0], "ごめん、失敗したかも"
      end
    end
  end
end

class ThanksDB < WedataDatabase
  def update(message)
    create_item('thanksbot', { 'message' => message })
  end
end

config = YAML.load_file('thanksbot.yaml')

thanksbot = ThanksBot.new(config)

thanksdb = ThanksDB.new('thanks', config[:wedata_api])
lazysan  = LazySan::Twitter.new(config[:twitter][:user], config[:twitter][:pass])

thanksbot.add_observer(thanksdb)
thanksbot.add_observer(lazysan)
thanksbot.start