OrphanedFilterHandler.php in Acquia Content Hub 8.2

Namespace

Drupal\acquia_contenthub\EventSubscriber\Unregister

File

src/EventSubscriber/Unregister/OrphanedFilterHandler.php

<?php

namespace Drupal\acquia_contenthub\EventSubscriber\Unregister;

use Drupal\acquia_contenthub\AcquiaContentHubEvents;
use Drupal\acquia_contenthub\Client\ClientFactory;
use Drupal\acquia_contenthub\Event\AcquiaContentHubUnregisterEvent;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;

/**
 * Discovers filters which belongs to given webhook.
 *
 * @package Drupal\acquia_contenthub\EventSubscriber\Unregister
 */
class OrphanedFilterHandler implements EventSubscriberInterface {

  /**
   * The client factory.
   *
   * @var \Drupal\acquia_contenthub\Client\ClientFactory
   */
  protected $clientFactory;

  /**
   * OrphanedFilterHandler constructor.
   *
   * @param \Drupal\acquia_contenthub\Client\ClientFactory $factory
   *   ACH Client Factory.
   */
  public function __construct(ClientFactory $factory) {
    $this->clientFactory = $factory;
  }

  /**
   * {@inheritdoc}
   */
  public static function getSubscribedEvents() {
    $events[AcquiaContentHubEvents::ACH_UNREGISTER][] = [
      'onDeleteWebhook',
      100,
    ];
    return $events;
  }

  /**
   * Gathers information about orphaned filters.
   *
   * @param \Drupal\acquia_contenthub\Event\AcquiaContentHubUnregisterEvent $event
   *   The event being dispatched.
   *
   * @throws \Exception
   */
  public function onDeleteWebhook(AcquiaContentHubUnregisterEvent $event) : void {
    $client = $this->clientFactory
      ->getClient();
    $webhooks = $client
      ->getWebHooks();
    $deleted_webhook_filters = [];
    $other_webhook_filters = [];
    $client_name = '';
    foreach ($webhooks as $webhook) {
      if ($webhook
        ->getUuid() === $event
        ->getWebhookUuid()) {

        // Filters belong to webhook which will be deleted.
        $deleted_webhook_filters = $webhook
          ->getFilters();

        // Client name which belongs to webhook which will be deleted.
        $client_name = $webhook
          ->getClientName();
        $event
          ->setClientName($client_name);
        continue;
      }

      // Filters list belong to other webhooks.
      $other_webhook_filters = array_merge($webhook
        ->getFilters(), $other_webhook_filters);
    }

    // Filters which belong only to deleted webhook.
    $orphaned_filters = array_diff($deleted_webhook_filters, $other_webhook_filters);
    $this
      ->setFiltersInEvent($orphaned_filters, $client_name, $event);
  }

  /**
   * Sets default and orphaned filters in event.
   *
   * @param array $filters
   *   Orphaned filters.
   * @param string $client_name
   *   Client name.
   * @param \Drupal\acquia_contenthub\Event\AcquiaContentHubUnregisterEvent $event
   *   The event.
   *
   * @throws \Exception
   */
  protected function setFiltersInEvent(array $filters, string $client_name, AcquiaContentHubUnregisterEvent $event) {
    $result = [];
    $client = $this->clientFactory
      ->getClient();
    foreach ($filters as $filter) {
      $filter_info = $client
        ->getFilter($filter);
      if ($filter_info['data']['name'] === 'default_filter_' . $client_name) {
        $event
          ->setDefaultFilter($filter);
        continue;
      }
      $result[$filter_info['data']['name']] = $filter;
    }
    $event
      ->setOrphanedFilters($result);
    if ($event
      ->isDeleteWebhookOnly()) {
      $event
        ->stopPropagation();
    }
  }

}

Classes

Name	Description
OrphanedFilterHandler	Discovers filters which belongs to given webhook.