Deprecated define_attr_method
in ActiveModel::AttributeMethods
, because this only existed to
support methods like set_table_name
in Active Record, which are themselves being deprecated. Jon Leighton
Add ActiveModel::Errors#added? to check if a specific error has been added Martin Svalin
Add ability to define strict validation(with :strict => true option) that always raises exception when fails Bogdan Gusiev
Deprecate "Model.model_name.partial_path" in favor of "model.to_partial_path" Grant Hutchins, Peter Jaros
Provide mass_assignment_sanitizer as an easy API to replace the sanitizer behavior. Also support both :logger (default) and :strict sanitizer behavior Bogdan Gusiev
Alternate I18n namespace lookup is no longer supported. Instead of "activerecord.models.admins.post", do "activerecord.models.admins/post" instead José Valim
attr_accessible and friends now accepts :as as option to specify a role Josh Kalderimis
Add support for proc or lambda as an option for InclusionValidator, ExclusionValidator, and FormatValidator Prem Sichanugrist
You can now supply Proc, lambda, or anything that respond to #call in those validations, and it will be called with current record as an argument. That given proc or lambda must returns an object which respond to #include? for InclusionValidator and ExclusionValidator, and returns a regular expression object for FormatValidator.
Added ActiveModel::SecurePassword to encapsulate dead-simple password usage with BCrypt encryption and salting DHH
ActiveModel::AttributeMethods allows attributes to be defined on demand Alexander Uvarov
Add support for selectively enabling/disabling observers Myron Marston
Fix when database column name has some symbolic characters (e.g. Oracle CASE# VARCHAR2(20)) #5818 #6850 Robert Pankowecki, Santiago Pastorino
Fix length validation for fixnums #6556 Andriy Tyurnikov
Fix i18n key collision with namespaced models #6448 yves.senn
Added ActiveModel::MassAssignmentSecurity Eric Chapweske, Josh Kalderimis
JSON supports a custom root option: to_json(:root => 'custom') #4515 Jatinder Singh
#new_record? and #destroyed? were removed from ActiveModel::Lint. Use persisted? instead. A model is persisted if it's not a new_record? and it was not destroyed? MG
Added validations reflection in ActiveModel::Validations JV
Model.validators
Model.validators_on(:field)
#to_key was added to ActiveModel::Lint so we can generate DOM IDs for AMo objects with composite keys MG
ActiveModel::Observer#add_observer!
It has a custom hook to define after_find that should really be in a ActiveRecord::Observer subclass:
def add_observer!(klass)
klass.add_observer(self)
klass.class_eval 'def after_find() end' unless klass.respond_to?(:after_find)
end
Change the ActiveModel::Base.include_root_in_json default to true for Rails 3 DHH
Add validates_format_of :without => /regexp/ option. #430 Elliot Winkler, Peer Allan
Example :
validates_format_of :subdomain, :without => /www|admin|mail/
Introduce validates_with to encapsulate attribute validations in a class. #2630 Jeff Dean
Extracted from Active Record and Active Resource.