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dc16cdd89a
What? From now on when `accepts_nested_attributes_for` defined and `extend` option added the overwritten `build` method being called. [Alireza Bashiri, Martins Polakovs]
100 lines
3.8 KiB
Ruby
100 lines
3.8 KiB
Ruby
# frozen_string_literal: true
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class Pirate < ActiveRecord::Base
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belongs_to :parrot, validate: true
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belongs_to :non_validated_parrot, class_name: "Parrot"
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has_and_belongs_to_many :parrots, -> { order("parrots.id ASC") }, validate: true
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has_and_belongs_to_many :non_validated_parrots, class_name: "Parrot"
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has_and_belongs_to_many :parrots_with_method_callbacks, class_name: "Parrot",
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before_add: :log_before_add,
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after_add: :log_after_add,
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before_remove: :log_before_remove,
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after_remove: :log_after_remove
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has_and_belongs_to_many :parrots_with_proc_callbacks, class_name: "Parrot",
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before_add: proc { |p, pa| p.ship_log << "before_adding_proc_parrot_#{pa.id || '<new>'}" },
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after_add: proc { |p, pa| p.ship_log << "after_adding_proc_parrot_#{pa.id || '<new>'}" },
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before_remove: proc { |p, pa| p.ship_log << "before_removing_proc_parrot_#{pa.id}" },
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after_remove: proc { |p, pa| p.ship_log << "after_removing_proc_parrot_#{pa.id}" }
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has_and_belongs_to_many :autosaved_parrots, class_name: "Parrot", autosave: true
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module PostTreasuresExtension
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def build(attributes = {})
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super({ name: "from extension" }.merge(attributes))
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end
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end
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has_many :treasures, as: :looter, extend: PostTreasuresExtension
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has_many :treasure_estimates, through: :treasures, source: :price_estimates
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has_one :ship
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has_one :update_only_ship, class_name: "Ship"
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has_one :non_validated_ship, class_name: "Ship"
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has_many :birds, -> { order("birds.id ASC") }
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has_many :birds_with_method_callbacks, class_name: "Bird",
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before_add: :log_before_add,
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after_add: :log_after_add,
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before_remove: :log_before_remove,
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after_remove: :log_after_remove
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has_many :birds_with_proc_callbacks, class_name: "Bird",
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before_add: proc { |p, b| p.ship_log << "before_adding_proc_bird_#{b.id || '<new>'}" },
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after_add: proc { |p, b| p.ship_log << "after_adding_proc_bird_#{b.id || '<new>'}" },
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before_remove: proc { |p, b| p.ship_log << "before_removing_proc_bird_#{b.id}" },
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after_remove: proc { |p, b| p.ship_log << "after_removing_proc_bird_#{b.id}" }
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has_many :birds_with_reject_all_blank, class_name: "Bird"
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has_one :foo_bulb, -> { where name: "foo" }, foreign_key: :car_id, class_name: "Bulb"
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accepts_nested_attributes_for :parrots, :birds, allow_destroy: true, reject_if: proc(&:empty?)
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accepts_nested_attributes_for :ship, allow_destroy: true, reject_if: proc(&:empty?)
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accepts_nested_attributes_for :update_only_ship, update_only: true
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accepts_nested_attributes_for :parrots_with_method_callbacks, :parrots_with_proc_callbacks,
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:birds_with_method_callbacks, :birds_with_proc_callbacks, allow_destroy: true
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accepts_nested_attributes_for :birds_with_reject_all_blank, reject_if: :all_blank
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validates_presence_of :catchphrase
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def ship_log
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@ship_log ||= []
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end
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def reject_empty_ships_on_create(attributes)
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attributes.delete("_reject_me_if_new").present? && !persisted?
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end
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attr_accessor :cancel_save_from_callback, :parrots_limit
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before_save :cancel_save_callback_method, if: :cancel_save_from_callback
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def cancel_save_callback_method
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throw(:abort)
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end
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private
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def log_before_add(record)
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log(record, "before_adding_method")
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end
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def log_after_add(record)
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log(record, "after_adding_method")
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end
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def log_before_remove(record)
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log(record, "before_removing_method")
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end
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def log_after_remove(record)
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log(record, "after_removing_method")
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end
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def log(record, callback)
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ship_log << "#{callback}_#{record.class.name.downcase}_#{record.id || '<new>'}"
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end
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end
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class DestructivePirate < Pirate
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has_one :dependent_ship, class_name: "Ship", foreign_key: :pirate_id, dependent: :destroy
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end
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class FamousPirate < ActiveRecord::Base
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self.table_name = "pirates"
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has_many :famous_ships
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validates_presence_of :catchphrase, on: :conference
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end
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