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## Twitter bot in ruby using xmpp4r-simple (Jabber). ## Erik Kastner <kastner@gmail.com> ## twitter_bot.rb #!/usr/bin/env ruby require 'rubygems' require 'xmpp4r-simple' require 'twitter' require 'syslog' class TwitterBot < Jabber::Simple TWITTER_JABBER = "twitter@twitter.com" def self.log(message) Syslog.open($0, Syslog::LOG_PID | Syslog::LOG_CONS) { |s| s.warning message } end def initialize(twitter_username, twitter_password, jabber_account, jabber_password) @twitter = Twitter::Base.new(twitter_username, twitter_password) super(jabber_account, jabber_password) end def log(message) TwitterBot.log(message) end def say(message) deliver(TWITTER_JABBER, message) end def direct_message(to, message) deliver(TWITTER_JABBER, "d #{to} #{message}") end def user(id_or_screen_name) @twitter.user(id_or_screen_name) end end ## my_bot.rb #!/usr/bin/env ruby $:.unshift("../") require 'rubygems' require 'simple-daemon' require 'lib/twitter_bot' require 'activerecord' require "yaml" # require 'ruby-debug' WORKING_DIR = "/tmp/bingo-bot/" DEBUG = true class MyBot < TwitterBot def initialize(twitter_username, twitter_password, jabber_account, jabber_password) super @bot_name = twitter_username end def go received_messages { |message| deal_with(message.body) } end def deal_with(message) log(message) if DEBUG case message when /^(.*):\s*@#{@bot_name}:?\s*(.*)\s*$/i # @ reply user, command = $1, $2 log("@reply from #{user} / #{command}") if DEBUG handle_reply(user, command) when /Direct from (.*):\n([^\n]+)\n/ user, command = $1, $2 log("#{user} / #{command}") if DEBUG handle_dm(user, command) end end def end disconnect end end class BotRunner < SimpleDaemon::Base `mkdir -p #{WORKING_DIR}` # just make sure the working dir exists SimpleDaemon::WORKING_DIRECTORY = WORKING_DIR def self.start TwitterBot.log("start up") if DEBUG initialize_envrionment @bot = MyBot.new(@bot_settings["twitter_user"], @bot_settings["twitter_pass"], @bot_settings["jabber_acct"], @bot_settings["jabber_pass"]) loop do begin @bot.go rescue => e TwitterBot.log(e.inspect) if DEBUG end sleep(2) end end def self.stop @bingo.end end end def initialize_envrionment raise "Missing file #{ENV["HOME"]}/bot.yml" unless File.exists?("#{ENV["HOME"]}/bot.yml") @bot_settings = YAML::load_file("#{ENV["HOME"]}/bot.yml") end BotRunner.daemonize