+++ /dev/null
-<?php
-
-namespace Drupal\entity\Form;
-
-use Drupal\Core\Datetime\DateFormatterInterface;
-use Drupal\Core\Entity\EntityTypeBundleInfoInterface;
-use Drupal\Core\Entity\RevisionableInterface;
-use Drupal\Core\Form\ConfirmFormBase;
-use Drupal\Core\Form\FormStateInterface;
-use Drupal\Core\Entity\RevisionLogInterface;
-use Symfony\Component\DependencyInjection\ContainerInterface;
-use Symfony\Component\HttpFoundation\Request;
-
-class RevisionRevertForm extends ConfirmFormBase {
-
- /**
- * The entity revision.
- *
- * @var \Drupal\Core\Entity\EntityInterface|\Drupal\Core\Entity\RevisionableInterface|\Drupal\Core\Entity\RevisionLogInterface
- */
- protected $revision;
-
- /**
- * The date formatter.
- *
- * @var \Drupal\Core\Datetime\DateFormatterInterface
- */
- protected $dateFormatter;
-
- /**
- * The entity bundle information.
- *
- * @var \Drupal\Core\Entity\EntityTypeBundleInfoInterface
- */
- protected $bundleInformation;
-
- /**
- * Creates a new RevisionRevertForm instance.
- *
- * @param \Drupal\Core\Datetime\DateFormatterInterface $date_formatter
- * The date formatter.
- * @param \Drupal\Core\Entity\EntityTypeBundleInfoInterface $bundle_information
- * The bundle information.
- */
- public function __construct(DateFormatterInterface $date_formatter, EntityTypeBundleInfoInterface $bundle_information) {
- $this->dateFormatter = $date_formatter;
- $this->bundleInformation = $bundle_information;
- }
-
- /**
- * {@inheritdoc}
- */
- public static function create(ContainerInterface $container) {
- return new static(
- $container->get('date.formatter'),
- $container->get('entity_type.bundle.info')
- );
- }
-
- /**
- * {@inheritdoc}
- */
- public function getFormId() {
- return 'entity_revision_revert_confirm';
- }
-
- /**
- * {@inheritdoc}
- */
- public function getQuestion() {
- if ($this->revision instanceof RevisionLogInterface) {
- return $this->t('Are you sure you want to revert to the revision from %revision-date?', ['%revision-date' => $this->dateFormatter->format($this->revision->getRevisionCreationTime())]);
- }
- return $this->t('Are you sure you want to revert the revision?');
- }
-
- /**
- * {@inheritdoc}
- */
- public function getCancelUrl() {
- if ($this->revision->getEntityType()->hasLinkTemplate('version-history')) {
- return $this->revision->toUrl('version-history');
- }
- return $this->revision->toUrl();
- }
-
- /**
- * {@inheritdoc}
- */
- public function getConfirmText() {
- return t('Revert');
- }
-
- /**
- * {@inheritdoc}
- */
- public function getDescription() {
- return '';
- }
-
- /**
- * {@inheritdoc}
- */
- public function buildForm(array $form, FormStateInterface $form_state, $_entity_revision = NULL, Request $request = NULL) {
- $this->revision = $_entity_revision;
- $form = parent::buildForm($form, $form_state);
-
- return $form;
- }
-
- /**
- * {@inheritdoc}
- */
- public function submitForm(array &$form, FormStateInterface $form_state) {
- // The revision timestamp will be updated when the revision is saved. Keep
- // the original one for the confirmation message.
- $this->revision = $this->prepareRevision($this->revision);
- if ($this->revision instanceof RevisionLogInterface) {
- $original_revision_timestamp = $this->revision->getRevisionCreationTime();
-
- $this->revision->setRevisionLogMessage($this->t('Copy of the revision from %date.', ['%date' => $this->dateFormatter->format($original_revision_timestamp)]));
- drupal_set_message(t('@type %title has been reverted to the revision from %revision-date.', ['@type' => $this->getBundleLabel($this->revision), '%title' => $this->revision->label(), '%revision-date' => $this->dateFormatter->format($original_revision_timestamp)]));
- }
- else {
- drupal_set_message(t('@type %title has been reverted', ['@type' => $this->getBundleLabel($this->revision), '%title' => $this->revision->label()]));
- }
-
- $this->revision->save();
-
- $this->logger('content')->notice('@type: reverted %title revision %revision.', ['@type' => $this->revision->bundle(), '%title' => $this->revision->label(), '%revision' => $this->revision->getRevisionId()]);
- $form_state->setRedirect(
- "entity.{$this->revision->getEntityTypeId()}.version_history",
- [$this->revision->getEntityTypeId() => $this->revision->id()]
- );
- }
-
- /**
- * Prepares a revision to be reverted.
- *
- * @param \Drupal\Core\Entity\RevisionableInterface $revision
- * The revision to be reverted.
- *
- * @return \Drupal\Core\Entity\RevisionableInterface
- * The prepared revision ready to be stored.
- */
- protected function prepareRevision(RevisionableInterface $revision) {
- $revision->setNewRevision();
- $revision->isDefaultRevision(TRUE);
-
- return $revision;
- }
-
- /**
- * Returns a bundle label.
- *
- * @param \Drupal\Core\Entity\RevisionableInterface $revision
- * The entity revision.
- *
- * @return string
- */
- protected function getBundleLabel(RevisionableInterface $revision) {
- /** @var \Drupal\Core\Entity\EntityInterface|\Drupal\Core\Entity\RevisionableInterface $revision */
- $bundle_info = $this->bundleInformation->getBundleInfo($revision->getEntityTypeId());
- return $bundle_info[$revision->bundle()]['label'];
- }
-
-}