module ActiveRecord::MassAssignmentSecurity::NestedAttributes::ClassMethods

Constants

REJECT_ALL_BLANK_PROC

Public Instance Methods

accepts_nested_attributes_for(*attr_names) click to toggle source
# File lib/active_record/mass_assignment_security/nested_attributes.rb, line 10
        def accepts_nested_attributes_for(*attr_names)
          options = { :allow_destroy => false, :update_only => false }
          options.update(attr_names.extract_options!)
          options.assert_valid_keys(:allow_destroy, :reject_if, :limit, :update_only)
          options[:reject_if] = REJECT_ALL_BLANK_PROC if options[:reject_if] == :all_blank

          attr_names.each do |association_name|
            if reflection = reflect_on_association(association_name)
              reflection.options[:autosave] = true
              add_autosave_association_callbacks(reflection)

              nested_attributes_options = self.nested_attributes_options.dup
              nested_attributes_options[association_name.to_sym] = options
              self.nested_attributes_options = nested_attributes_options

              type = (reflection.collection? ? :collection : :one_to_one)

              generated_methods_module = active_record_40? ? generated_feature_methods : generated_association_methods

              # def pirate_attributes=(attributes)
              #   assign_nested_attributes_for_one_to_one_association(:pirate, attributes, mass_assignment_options)
              # end
              generated_methods_module.module_eval "                if method_defined?(:#{association_name}_attributes=)
                  remove_method(:#{association_name}_attributes=)
                end
                def #{association_name}_attributes=(attributes)
                  assign_nested_attributes_for_#{type}_association(:#{association_name}, attributes, mass_assignment_options)
                end
", __FILE__, __LINE__ + 1
            else
              raise ArgumentError, "No association found for name `#{association_name}'. Has it been defined yet?"
            end
          end
        end