class OauthToken < ActiveRecord::Base
belongs_to :client_application
belongs_to :user
+
+ scope :authorized, where("authorized_at IS NOT NULL and invalidated_at IS NULL")
+
validates_uniqueness_of :token
validates_presence_of :client_application, :token, :secret
+
before_validation :generate_keys, :on => :create
def self.find_token(token_key)