workbench_email-8.x-1.x-dev/src/Plugin/QueueWorker/WorkbenchEmailProcessor.php

<?php

namespace Drupal\workbench_email\Plugin\QueueWorker;

use Drupal\Core\Entity\EntityRepositoryInterface;
use Drupal\Core\Entity\EntityTypeManagerInterface;
use Drupal\Core\Language\LanguageInterface;
use Drupal\Core\Mail\MailManagerInterface;
use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
use Drupal\Core\Queue\QueueWorkerBase;
use Drupal\Core\Render\RendererInterface;
use Drupal\Core\Utility\Token;
use Drupal\workbench_email\QueuedEmail;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * Sends emails notifications for workbench events.
 *
 * @QueueWorker(
 *   id = "workbench_email_send",
 *   title = @Translation("Sends workbench email notifications"),
 *   cron = {"time" = 60},
 *   deriver = "\Drupal\workbench_email\Plugin\Derivative\WorkbenchEmailDeriver"
 * )
 */
class WorkbenchEmailProcessor extends QueueWorkerBase implements ContainerFactoryPluginInterface {

  /**
   * Entity type ID.
   *
   * @var string
   */
  protected $targetEntityType;

  /**
   * Mail manager service.
   *
   * @var \Drupal\Core\Mail\MailManager
   */
  protected $mailManager;

  /**
   * Renderer.
   *
   * @var \Drupal\Core\Render\RendererInterface
   */
  protected $renderer;

  /**
   * Token service.
   *
   * @var \Drupal\Core\Utility\Token
   */
  protected $token;

  /**
   * Entity repository service.
   *
   * @var \Drupal\Core\Entity\EntityRepositoryInterface
   */
  protected $entityRepository;

  /**
   * Entity type manager service.
   *
   * @var \Drupal\Core\Entity\EntityTypeManagerInterface
   */
  protected $entityTypeManager;

  /**
   * Constructs a new WorkbenchEmailProcessor object.
   *
   * @param array $configuration
   *   Configuration.
   * @param string $plugin_id
   *   Plugin ID.
   * @param mixed $plugin_definition
   *   Definition.
   * @param \Drupal\Core\Mail\MailManagerInterface $mail_manager
   *   Mail manager service.
   * @param \Drupal\Core\Entity\EntityRepositoryInterface $entity_repository
   *   Entity repository service.
   * @param \Drupal\Core\Utility\Token $token
   *   Token service.
   * @param \Drupal\Core\Render\RendererInterface $renderer
   *   Renderer service.
   * @param \Drupal\Core\Entity\EntityTypeManagerInterface $entity_type_manager
   *   The entity type manager.
   */
  public function __construct(array $configuration, $plugin_id, $plugin_definition, MailManagerInterface $mail_manager, EntityRepositoryInterface $entity_repository, Token $token, RendererInterface $renderer, EntityTypeManagerInterface $entity_type_manager) {
    parent::__construct($configuration, $plugin_id, $plugin_definition);
    $this->mailManager = $mail_manager;
    $this->targetEntityType = $plugin_definition['entity_type'];
    $this->entityRepository = $entity_repository;
    $this->token = $token;
    $this->renderer = $renderer;
    $this->entityTypeManager = $entity_type_manager;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
    return new static(
      $configuration,
      $plugin_id,
      $plugin_definition,
      $container->get('plugin.manager.mail'),
      $container->get('entity.repository'),
      $container->get('token'),
      $container->get('renderer'),
      $container->get('entity_type.manager')
    );
  }

  /**
   * {@inheritdoc}
   */
  public function processItem($data) {
    if ($data instanceof QueuedEmail) {
      $template = $data->getTemplate();
      $uuid = $data->getUuid();
      if ($entity = $this->entityRepository->loadEntityByUuid($this->targetEntityType, $uuid)) {
        $format = $template->getFormat();
        $body = $template->getBody();
        /* @var \Drupal\Core\Entity\RevisionableStorageInterface $entity_storage */
        $entity_storage = $this->entityTypeManager->getStorage($this->targetEntityType);
        $latest_revision_id = $entity_storage->getLatestRevisionId($entity->id());
        $entity = $entity_storage->loadRevision($latest_revision_id);
        $subject = $this->token->replace($template->getSubject(), [$entity->getEntityTypeId() => $entity], ['clear' => TRUE]);
        $body['value'] = $this->token->replace($body['value'], [$entity->getEntityTypeId() => $entity], ['clear' => TRUE]);
        $body = $this->checkMarkup($body['value'], $body['format']);
        $replyTo = !empty($template->getReplyTo()) ? $this->token->replace($template->getReplyTo(), [$entity->getEntityTypeId() => $entity]) : NULL;

        // Send the email.
        $this->mailManager->mail('workbench_email', 'template::' . $template->id(), $data->getTo(), LanguageInterface::LANGCODE_DEFAULT, [
          'body' => $body,
          'template' => $template,
          'subject' => $subject,
          'template_format' => $format,
          'entity' => $entity,
        ], $replyTo);
      }
    }
    else {
      throw new \InvalidArgumentException('Cannot perform queue processing on objects other than a QueuedEmail.');
    }

  }

  /**
   * Converts message body to markup applying filter.
   *
   * @param string $text
   *   Text to filter.
   * @param string $format_id
   *   Format ID.
   * @param string $langcode
   *   Langcode.
   *
   * @return \Drupal\Component\Render\MarkupInterface
   *   Filtered markup.
   */
  protected function checkMarkup($text, $format_id, $langcode = LanguageInterface::LANGCODE_DEFAULT) {
    $build = [
      '#type' => 'processed_text',
      '#text' => $text,
      '#format' => $format_id,
      '#filter_types_to_skip' => [],
      '#langcode' => $langcode,
    ];
    return $this->renderer->renderInIsolation($build);
  }

}