protected function EventRevisionRevertTranslationForm::prepareRevertedRevision in Event 8

Prepares a revision to be reverted.

Parameters

\Drupal\event\Entity\EventInterface $revision: The revision to be reverted.

\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.

Return value

\Drupal\event\Entity\EventInterface The prepared revision ready to be stored.

Overrides EventRevisionRevertForm::prepareRevertedRevision

File

src/Form/EventRevisionRevertTranslationForm.php, line 94

Class

EventRevisionRevertTranslationForm

Provides a form for reverting a Event revision for a single translation.

Namespace

Drupal\event\Form

Code

protected function prepareRevertedRevision(EventInterface $revision, FormStateInterface $form_state) {
  $revert_untranslated_fields = $form_state
    ->getValue('revert_untranslated_fields');

  /** @var \Drupal\event\Entity\EventInterface $default_revision */
  $latest_revision = $this->EventStorage
    ->load($revision
    ->id());
  $latest_revision_translation = $latest_revision
    ->getTranslation($this->langcode);
  $revision_translation = $revision
    ->getTranslation($this->langcode);
  foreach ($latest_revision_translation
    ->getFieldDefinitions() as $field_name => $definition) {
    if ($definition
      ->isTranslatable() || $revert_untranslated_fields) {
      $latest_revision_translation
        ->set($field_name, $revision_translation
        ->get($field_name)
        ->getValue());
    }
  }
  $latest_revision_translation
    ->setNewRevision();
  $latest_revision_translation
    ->isDefaultRevision(TRUE);
  $revision
    ->setRevisionCreationTime(\Drupal::time()
    ->getRequestTime());
  return $latest_revision_translation;
}