Class: ActiveModel::SecurePassword::InstanceMethodsOnActivation

Inherits:
Module
  • Object
show all
Defined in:
lib/active_model/secure_password.rb

Instance Method Summary collapse

Constructor Details

#initialize(attribute) ⇒ InstanceMethodsOnActivation

Returns a new instance of InstanceMethodsOnActivation.



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# File 'lib/active_model/secure_password.rb', line 92

def initialize(attribute)
  attr_reader attribute

  define_method("#{attribute}=") do |unencrypted_password|
    if unencrypted_password.nil?
      instance_variable_set("@#{attribute}", nil)
      self.public_send("#{attribute}_digest=", nil)
    elsif !unencrypted_password.empty?
      instance_variable_set("@#{attribute}", unencrypted_password)
      cost = ActiveModel::SecurePassword.min_cost ? BCrypt::Engine::MIN_COST : BCrypt::Engine.cost
      self.public_send("#{attribute}_digest=", BCrypt::Password.create(unencrypted_password, cost: cost))
    end
  end

  define_method("#{attribute}_confirmation=") do |unencrypted_password|
    instance_variable_set("@#{attribute}_confirmation", unencrypted_password)
  end

  # Returns +self+ if the password is correct, otherwise +false+.
  #
  #   class User < ActiveRecord::Base
  #     has_secure_password validations: false
  #   end
  #
  #   user = User.new(name: 'david', password: 'mUc3m00RsqyRe')
  #   user.save
  #   user.authenticate_password('notright')      # => false
  #   user.authenticate_password('mUc3m00RsqyRe') # => user
  define_method("authenticate_#{attribute}") do |unencrypted_password|
    attribute_digest = public_send("#{attribute}_digest")
    BCrypt::Password.new(attribute_digest).is_password?(unencrypted_password) && self
  end

  alias_method :authenticate, :authenticate_password if attribute == :password
end