yet another OAuth util

oauth_util.rb

require 'rubygems'
require 'oauth'
require 'awesome_print'
require 'uri'

# Usage:
# 1) Get consumer key/secret from https://dev.twitter.com/apps
# 2) Run ruby oauth_util.rb https://api.twitter.com/statuses/home_timeline.json
# 3) Authorize as instructed
# 4) $$$
uri = URI.parse ARGV[0]
consumer = OAuth::Consumer.new(
  'key',
  'secret',
  :site               => "#{uri.scheme}://#{uri.host}",
  :request_token_path => "/oauth/request_token",
  :access_token_path  => "/oauth/access_token",
  :authorize_path     => "/oauth/authorize"
)
storage = './oauth_token'

if File.exists? storage
  token, secret = File.read(storage).split(',')
  access_token = OAuth::AccessToken.new consumer, token, secret
else
  request_token = consumer.get_request_token rescue \
    abort("Request token fail! Typo in site name, key, or secret?")
  puts "All right!", "1) Go here:", request_token.authorize_url, "2) Paste PIN here:"
  code = $stdin.gets.chomp
  access_token = request_token.get_access_token :oauth_token_verifier => code
  File.open(storage, 'w') {|f| f.write "#{access_token.token},#{access_token.secret}"}
end

# See oauth gem docs for access_token usage: https://github.com/oauth/oauth-ruby
awesome_print access_token.get uri.to_s