Omniauth initializer for Google Reader

omniauth.rb

require 'yaml'# Load auth config
AUTH_CONFIG = YAML.load_file("#{::Rails.root}/config/auth.yml")[::Rails.env]

Rails.application.config.middleware.use OmniAuth::Builder do
  provider :google_oauth2, AUTH_CONFIG["client_id"], AUTH_CONFIG["client_secret"], {
    scope: 'https://www.googleapis.com/auth/userinfo.email https://www.google.com/reader/api/'
  }
end