OAuth Twitter Ruby

#!/usr/bin/env ruby
 
require 'rubygems'
require 'net/http'
require 'json'
require 'oauth'
 
class Helpers  
  def self.find_tweets(default_keyword, extense_keyword = nil)
    base_url = "http://search.twitter.com/search.json?"
    query = (extense_keyword==nil ? default_keyword : default_keyword +"+"+ extense_keyword)
    url = "#{base_url}&rpp=1&page=1&q=#{URI.encode(query)}"
    resp = Net::HTTP.get_response(URI.parse(url))
    data = resp.body
 
    result = JSON.parse(data)
 
    if result.has_key? 'Error'
      raise "Oops!!"
    end
 
    return result['results']
  end
end

#!/usr/bin/env ruby
 
# Librerias
require 'rubygems'
require 'json'
require 'twitter'
require 'helpers'
 
username = "QbitMexhico"
 
# Datos de conexion a twitter
TWITTER_CONSUMER_KEY = 'consumerKey'
TWITTER_CONSUMER_SECRET = 'consumerSecret'
TWITTER_ACCESS_TOKEN = 'accessToken'
TWITTER_ACCESS_SECRET = 'accessSecret'
 
# Configurar el cliente
Twitter.configure do |config|
    config.consumer_key = TWITTER_CONSUMER_KEY
    config.consumer_secret = TWITTER_CONSUMER_SECRET
    config.oauth_token = TWITTER_ACCESS_TOKEN
    config.oauth_token_secret = TWITTER_ACCESS_SECRET
end
 
# Instanciar
client = Twitter::Client.new
 
# Palabra principal
mainKeyword = "lego"
 
printf("Utilizando el usuario: %s\n", username)
printf("Buscando la palabra clave: %s\n", keywordSelected)
 
# Encontrar tweets usando el REST API de twitter
tweets = Helpers.find_tweets(mainKeyword,mainKeyword)
 
tweets.each do |tweet|
  printf("\nDel usuario: %s\nTweet: %s\n",tweet['from_user'],tweet['text']) 
  client.update("@zerugiran esta estrenando su meccano y seguro no va a dormir hoy.. :D - cc @" + tweet['from_user'])
end