Contents

module ExpirableToken
  def self.included(klass)
    klass.class_eval do
      cattr_accessor :default_lifetime
      self.default_lifetime = 1.minute

      belongs_to :user
      belongs_to :client

      before_validation :setup, :on => :create
      validates :client, :expires_at, :presence => true
      validates :token, :presence => true, :uniqueness => true

      # TODO: this should be a default scope once rails default_scope supports lambda's
      scope :valid, lambda {
        where(self.arel_table[:expires_at].gteq(Time.now.utc))
      }
    end
  end

  def expires_in
    (expires_at - Time.now.utc).to_i
  end

  def expired!
    self.expires_at = Time.now.utc
    self.save!
  end

  private

  def setup
    self.token = ActiveSupport::SecureRandom.base64(16)
    self.expires_at ||= self.default_lifetime.from_now
  end
end

Version data entries

7 entries across 7 versions & 1 rubygems

Version	Path
devise_oauth2_providable-0.1.6	lib/expirable_token.rb
devise_oauth2_providable-0.1.5	lib/expirable_token.rb
devise_oauth2_providable-0.1.4	lib/expirable_token.rb
devise_oauth2_providable-0.1.3	lib/expirable_token.rb
devise_oauth2_providable-0.1.2	lib/expirable_token.rb
devise_oauth2_providable-0.1.1	lib/expirable_token.rb
devise_oauth2_providable-0.1.0	lib/expirable_token.rb