Module: ActiveRecord::Base::ClassMethods

Defined in:
lib/extensions/active_record/nested_attributes.rb

Instance Method Summary collapse

Instance Method Details

#accepts_nested_attributes_for(*attr_names) ⇒ Object 



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# File 'lib/extensions/active_record/nested_attributes.rb', line 3

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)
      #Removed autosave association
      #reflection.options[:autosave] = true
      add_autosave_association_callbacks(reflection)
      nested_attributes_options[association_name.to_sym] = options
      type = (reflection.collection? ? :collection : :one_to_one)

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