Module: AutoHash::ClassMethods

Defined in:
lib/auto_hash.rb

Instance Method Summary collapse

Instance Method Details

#auto_hash(*args) ⇒ Object

This is the macro style class method called from the AR model



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# File 'lib/auto_hash.rb', line 13

def auto_hash(*args)

  # Create a setter and "comparer" for each arg
  args.each do |field_name|

    # Dynamically define a new setter
    define_method "#{field_name}=" do |value|

      value = BCrypt::Password.create(value)

      # write_attribute() is the documented way to write to a AR
      # field after you've overridden the setter,
      # http://ar.rubyonrails.org/classes/ActiveRecord/Base.html
      write_attribute(field_name, value)

    end

    # Dynamically define the "comparer"
    define_method "#{field_name}" do

      BCrypt::Password.new(read_attribute(field_name))

    end

  end

end