diff options
Diffstat (limited to 'activerecord/lib/active_record/attribute_methods/primary_key.rb')
-rw-r--r-- | activerecord/lib/active_record/attribute_methods/primary_key.rb | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/attribute_methods/primary_key.rb b/activerecord/lib/active_record/attribute_methods/primary_key.rb index 7c59664703..8e0b3e1402 100644 --- a/activerecord/lib/active_record/attribute_methods/primary_key.rb +++ b/activerecord/lib/active_record/attribute_methods/primary_key.rb @@ -1,3 +1,5 @@ +require 'set' + module ActiveRecord module AttributeMethods module PrimaryKey @@ -24,6 +26,17 @@ module ActiveRecord query_attribute(self.class.primary_key) end + # Returns the primary key value before type cast + def id_before_type_cast + read_attribute_before_type_cast(self.class.primary_key) + end + + protected + + def attribute_method?(attr_name) + attr_name == 'id' || super + end + module ClassMethods def define_method_attribute(attr_name) super @@ -39,8 +52,10 @@ module ActiveRecord end end + ID_ATTRIBUTE_METHODS = %w(id id= id? id_before_type_cast).to_set + def dangerous_attribute_method?(method_name) - super && !['id', 'id=', 'id?'].include?(method_name) + super && !ID_ATTRIBUTE_METHODS.include?(method_name) end # Defines the primary key field -- can be overridden in subclasses. Overwriting will negate any effect of the |