gistfile1.rbx

require 'timeout'
class Twitter
  def initialize(username, password)
    @username = username
    @password = password
  end
  
  def url
    @url ||= URI.parse("http://twitter.com/statuses/update.xml")
  end
  
  def tweet_post(post)
    status = "is feasting on #{post.title}: #{post_url(post)}"
    tweet(status)
  end
  
  def post_url(post)
    longurl = "http://#{post.user.subdomain}.#{APP_CONFIG[:domain]}/posts/#{post.permalink}"
    begin
      Timeout::timeout(3) do
        Net::HTTP.get "is.gd", "/api.php?longurl=#{longurl}"
      end
    rescue Timeout::Error
      longurl
    end
  end
  
  def tweet(status)
    req = Net::HTTP::Post.new(url.path)
    req.basic_auth(@username, @password)
    req.set_form_data('status' => status)
    Net::HTTP.new(url.host, url.port).start { |http| http.request(req) }
  end  
end