jshoe/coursequestionbank

class Whitelist < ActiveRecord::Base
  attr_accessible :privilege, :username, :provider
  
  def self.providers
    %w{github}
  end
  
  def self.privilege_levels
    %w{admin instructor}
  end
  
  def self.is_enabled
    !!Setting.whitelist
  end
  
  def self.is_enabled=(value)
    Setting.whitelist = !!value
  end
end