NodeRevisionGenerateBatch.php in Node Revision Delete 8

Namespace

Drupal\node_revision_generate

File

modules/node_revision_generate/src/NodeRevisionGenerateBatch.php

<?php

namespace Drupal\node_revision_generate;


/**
 * Methods for generate revisions in a batch.
 */
class NodeRevisionGenerateBatch {

  /**
   * Implements callback_batch_operation().
   *
   * Generate revision for the node with $nid.
   *
   * @param int $nid
   *   The node ID.
   * @param int $revision_date
   *   Date to create the revision for the $nid node.
   * @param mixed $context
   *   An array of contextual key/values.
   *
   * @throws \Drupal\Component\Plugin\Exception\InvalidPluginDefinitionException
   * @throws \Drupal\Component\Plugin\Exception\PluginNotFoundException
   * @throws \Drupal\Core\Entity\EntityStorageException
   */
  public static function generateRevisions($nid, $revision_date, &$context) {
    if (empty($context['results'])) {
      $context['results']['revisions'] = 0;
    }

    // Load the node to generate revision.

    /** @var \Drupal\node\NodeInterface $node_entity */
    $node_entity = \Drupal::entityTypeManager()
      ->getStorage('node')
      ->load($nid);

    // Generate revision.
    $node_entity
      ->setNewRevision();
    $node_entity
      ->setRevisionCreationTime($revision_date);
    $node_entity
      ->setRevisionLogMessage(t('Revision generated by Node Revision Generate module.'));
    $node_entity
      ->setRevisionUserId(\Drupal::currentUser()
      ->id());

    // Calling this function let show revision in the user interface.
    $node_entity
      ->setRevisionTranslationAffected(TRUE);
    $node_entity
      ->save();

    // Count the number of revisions.
    $context['results']['revisions']++;
  }

  /**
   * Actions on finishing the batch.
   *
   * @param bool $success
   *   The flag to identify if batch has successfully run or not.
   * @param array $results
   *   The results from running context.
   * @param array $operations
   *   The array of operations remained unprocessed.
   */
  public static function finish($success, array $results, array $operations) {
    $messenger = \Drupal::messenger();
    $logger = \Drupal::logger('node_revision_generate');
    if ($success) {
      $logger
        ->notice(t('@total revisions generated for nodes', [
        '@total' => $results['revisions'],
      ]));
      $success_message = \Drupal::translation()
        ->formatPlural($results['revisions'], 'One revision has been created for the selected content types.', 'A total of @count revisions were created for the selected content types.', [
        '@total' => $results['revisions'],
      ]);
      $messenger
        ->addMessage($success_message);
      $messenger
        ->addWarning(t('Revisions were generated up to the current date, no revisions were generated with a date in the future. So, depending on this maybe we will not generate the number of revisions you expect.'));
    }
    else {

      // An error occurred.
      // $operations contains the operations that remained unprocessed.
      $error_operation = reset($operations);
      $message = t('An error occurred while processing %error_operation with arguments: @arguments', [
        '%error_operation' => $error_operation[0],
        '@arguments' => print_r($error_operation[1], TRUE),
      ]);
      $logger
        ->error($message);
      $messenger
        ->addError($message);
    }
  }

}

Classes

Name	Description
NodeRevisionGenerateBatch	Methods for generate revisions in a batch.