Module: ActiveRecord::Transactions

Defined in:
lib/composite_primary_keys/transactions.rb

Instance Method Summary collapse

Instance Method Details

#restore_transaction_record_state(force_restore_state = false) ⇒ Object

Restore the new record state and id of a record that was previously saved by a call to save_record_state.



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# File 'lib/composite_primary_keys/transactions.rb', line 4

def restore_transaction_record_state(force_restore_state = false)
  if restore_state = @_start_transaction_state
    if force_restore_state || restore_state[:level] <= 1
      @new_record = restore_state[:new_record]
      @destroyed  = restore_state[:destroyed]
      @attributes = restore_state[:attributes].map do |attr|
        value = @attributes.fetch_value(attr.name)
        attr = attr.with_value_from_user(value) if attr.value != value
        attr
      end
      @mutations_from_database = nil
      @mutations_before_last_save = nil

      # CPK
      if self.composite?
        values = @primary_key.map {|attribute| @attributes.fetch_value(attribute)}
        restore_id = restore_state[:id]
        if values != restore_id
          @primary_key.each_with_index do |attribute, i|
            @attributes.write_from_user(attribute, restore_id[i])
          end
        end
      elsif @attributes.fetch_value(@primary_key) != restore_state[:id]
        @attributes.write_from_user(@primary_key, restore_state[:id])
      end
      freeze if restore_state[:frozen?]
    end
  end
end