facebook_user.rb

class FacebookUser
  def initialize(data)
    @uid = data.uid
    @first_name = data.info.first_name
    @last_name = data.info.last_name
    @email = data.info.email
    @image = data.info.image
    @urls = data.info.urls['Facebook']
    @token = data.credentials.token
  end

  def build_user(user = User.new)
    user.uid         = @uid
    user.first_name  = @first_name
    user.last_name   = @last_name
    user.email       = @email
    user.image       = @image
    user.profile_url = @urls
    user.oauth_token = @token

    user
  end

  def create_user
    build_user.tap(&:save)
  end
end