heartcombo--devise/lib/devise/schema.rb

module Devise
  # Holds devise schema information. To use it, just include its methods
  # and overwrite the apply_schema method.
  module Schema

    def authenticatable(*args)
      ActiveSupport::Deprecation.warn "t.authenticatable in migrations is deprecated. Please use t.database_authenticatable instead.", caller
      database_authenticatable(*args)
    end

    # Creates email, encrypted_password and password_salt.
    #
    # == Options
    # * :null - When true, allow columns to be null.
    # * :default - Should be set to "" when :null is true.
    def database_authenticatable(options={})
      null    = options[:null] || false
      default = options[:default]

      if options.delete(:encryptor)
        ActiveSupport::Deprecation.warn ":encryptor as option is deprecated, simply remove it."
      end

      apply_schema :email,              String, :null => null, :default => default
      apply_schema :encrypted_password, String, :null => null, :default => default
      apply_schema :password_salt,      String, :null => null, :default => default
    end      

    # Creates authentication_token.
    def token_authenticatable(options={})
      apply_schema :authentication_token, String
    end

    # Creates confirmation_token, confirmed_at and confirmation_sent_at.
    def confirmable
      apply_schema :confirmation_token,   String
      apply_schema :confirmed_at,         DateTime
      apply_schema :confirmation_sent_at, DateTime
    end

    # Creates reset_password_token.
    def recoverable
      apply_schema :reset_password_token, String
    end

    # Creates remember_token and remember_created_at.
    def rememberable
      apply_schema :remember_token,      String
      apply_schema :remember_created_at, DateTime
    end

    # Creates sign_in_count, current_sign_in_at, last_sign_in_at,
    # current_sign_in_ip, last_sign_in_ip.
    def trackable
      apply_schema :sign_in_count,      Integer, :default => 0
      apply_schema :current_sign_in_at, DateTime
      apply_schema :last_sign_in_at,    DateTime
      apply_schema :current_sign_in_ip, String
      apply_schema :last_sign_in_ip,    String
    end

    # Creates failed_attempts, unlock_token and locked_at.
    #
    # == Options
    # * :unlock_strategy - The strategy used for unlock. Can be :time, :email, :both, :none.
    #   If :email or :both, creates a unlock_token field.
    def lockable(options={})
      unlock_strategy = options[:unlock_strategy] ||
        (respond_to?(:unlock_strategy) ? self.unlock_strategy : :both)

      apply_schema :failed_attempts, Integer, :default => 0
      apply_schema :unlock_token,    String   if [:both, :email].include?(unlock_strategy)
      apply_schema :locked_at,       DateTime
    end

    # Overwrite with specific modification to create your own schema.
    def apply_schema(name, type, options={})
      raise NotImplementedError
    end
  end
end