JezK
Edit File: pirate.rb
class Pirate < ActiveRecord::Base belongs_to :parrot, :validate => true belongs_to :non_validated_parrot, :class_name => 'Parrot' has_and_belongs_to_many :parrots, :validate => true, :order => 'parrots.id ASC' has_and_belongs_to_many :non_validated_parrots, :class_name => 'Parrot' has_and_belongs_to_many :parrots_with_method_callbacks, :class_name => "Parrot", :before_add => :log_before_add, :after_add => :log_after_add, :before_remove => :log_before_remove, :after_remove => :log_after_remove has_and_belongs_to_many :parrots_with_proc_callbacks, :class_name => "Parrot", :before_add => proc {|p,pa| p.ship_log << "before_adding_proc_parrot_#{pa.id || '<new>'}"}, :after_add => proc {|p,pa| p.ship_log << "after_adding_proc_parrot_#{pa.id || '<new>'}"}, :before_remove => proc {|p,pa| p.ship_log << "before_removing_proc_parrot_#{pa.id}"}, :after_remove => proc {|p,pa| p.ship_log << "after_removing_proc_parrot_#{pa.id}"} has_many :treasures, :as => :looter has_many :treasure_estimates, :through => :treasures, :source => :price_estimates # These both have :autosave enabled because accepts_nested_attributes_for is used on them. has_one :ship has_one :update_only_ship, :class_name => 'Ship' has_one :non_validated_ship, :class_name => 'Ship' has_many :birds, :order => 'birds.id ASC' has_many :birds_with_method_callbacks, :class_name => "Bird", :before_add => :log_before_add, :after_add => :log_after_add, :before_remove => :log_before_remove, :after_remove => :log_after_remove has_many :birds_with_proc_callbacks, :class_name => "Bird", :before_add => proc {|p,b| p.ship_log << "before_adding_proc_bird_#{b.id || '<new>'}"}, :after_add => proc {|p,b| p.ship_log << "after_adding_proc_bird_#{b.id || '<new>'}"}, :before_remove => proc {|p,b| p.ship_log << "before_removing_proc_bird_#{b.id}"}, :after_remove => proc {|p,b| p.ship_log << "after_removing_proc_bird_#{b.id}"} has_many :birds_with_reject_all_blank, :class_name => "Bird" accepts_nested_attributes_for :parrots, :birds, :allow_destroy => true, :reject_if => proc { |attributes| attributes.empty? } accepts_nested_attributes_for :ship, :allow_destroy => true, :reject_if => proc { |attributes| attributes.empty? } accepts_nested_attributes_for :update_only_ship, :update_only => true accepts_nested_attributes_for :parrots_with_method_callbacks, :parrots_with_proc_callbacks, :birds_with_method_callbacks, :birds_with_proc_callbacks, :allow_destroy => true accepts_nested_attributes_for :birds_with_reject_all_blank, :reject_if => :all_blank validates_presence_of :catchphrase def ship_log @ship_log ||= [] end def reject_empty_ships_on_create(attributes) attributes.delete('_reject_me_if_new').present? && new_record? end attr_accessor :cancel_save_from_callback before_save :cancel_save_callback_method, :if => :cancel_save_from_callback def cancel_save_callback_method false end private def log_before_add(record) log(record, "before_adding_method") end def log_after_add(record) log(record, "after_adding_method") end def log_before_remove(record) log(record, "before_removing_method") end def log_after_remove(record) log(record, "after_removing_method") end def log(record, callback) ship_log << "#{callback}_#{record.class.name.downcase}_#{record.id || '<new>'}" end end