gistfile1.rb

#!/bin/ruby                                                                                                                                       
require 'rubygems'
require 'twitter_oauth'
                             
session = {}

@@config = YAML.load_file("config.yml") rescue nil || {}
@client = TwitterOAuth::Client.new(                           
  :consumer_key => 'vikU4jhQVoXoF6e8WCfw3g',                  
  :consumer_secret => 'xen6qlmau7hkaPvppRMoK76f9E9oB1SVQaDmPcMuAc',               
  :token => @@config[:token],
  :secret => @@config[:secret]                        
)                                     

if @client.authorized?                                  
    puts "yay! we're authorized!"                                               
else                                     
    request_token = @client.request_token(                 
      :oauth_callback => nil            
    )                                 
    session[:request_token] = request_token.token       
    session[:request_token_secret] = request_token.secret
    
    puts "Please go this URL and authorize this application."
    puts request_token.authorize_url #.gsub('authorize', 'authenticate')
    puts "Enter the PIN number you receive from Twitter and press [Enter] to continue..."
    pin = gets.strip!
                                     
    access_token = @client.authorize(
      request_token.token,                               
      request_token.secret,                               
      :oauth_verifier => pin
    )                                                                                                                                                            
    @@config[:token] = access_token.token              
    @@config[:secret] = access_token.secret             
    File.open("config.yml", 'w') do |out|      
        YAML.dump(@@config, out)         
    end                              
end