Module: PaperTrail::Reifier Private

Defined in:
lib/paper_trail/reifier.rb

Overview

This module is part of a private API. You should avoid using this module if possible, as it may be removed or be changed in the future.

Given a version record and some options, builds a new model object.

Class Method Summary collapse

Class Method Details

.reify(version, options) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

See ‘VersionConcern#reify` for documentation.



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# File 'lib/paper_trail/reifier.rb', line 15

def reify(version, options)
  options = apply_defaults_to(options, version)
  attrs = version.object_deserialized
  model = init_model(attrs, options, version)
  reify_attributes(model, version, attrs)
  model.send "#{model.class.version_association_name}=", version
  reify_associations(model, options, version)
  model
end

.reify_has_manys(transaction_id, model, options = {}) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Restore the model‘s has_many associations as they were at version_at timestamp We lookup the first child versions after version_at timestamp or in same transaction.



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# File 'lib/paper_trail/reifier.rb', line 29

def reify_has_manys(transaction_id, model, options = {})
  assoc_has_many_through, assoc_has_many_directly =
    model.class.reflect_on_all_associations(:has_many).
      partition { |assoc| assoc.options[:through] }
  reify_has_many_associations(transaction_id, assoc_has_many_directly, model, options)
  reify_has_many_through_associations(transaction_id, assoc_has_many_through, model, options)
end