RouteProcessor.php in Config Entity Revisions 8.2

Namespace

Drupal\config_entity_revisions\Routing

File

src/Routing/RouteProcessor.php

<?php

namespace Drupal\config_entity_revisions\Routing;

use Drupal\Component\Utility\Crypt;
use Drupal\config_entity_revisions\ConfigEntityRevisionsConfigEntityContainerInterface;
use Drupal\config_entity_revisions\Entity\ConfigEntityRevisions;
use Drupal\Core\Render\BubbleableMetadata;
use Drupal\Core\RouteProcessor\OutboundRouteProcessorInterface;
use Symfony\Component\Routing\Route;

/**
 * Processes the outbound route to add revision IDs to parameters.
 */
class RouteProcessor implements OutboundRouteProcessorInterface {

  /**
   * {@inheritdoc}
   */
  public function processOutbound($route_name, Route $route, array &$parameters, BubbleableMetadata $bubbleable_metadata = NULL) {
    $route_params = $route
      ->getOption('parameters');
    if (empty($route_params['revision_id']) || !$route_params['revision_id']) {
      return;
    }
    if (!empty($parameters['revision_id'])) {
      return;
    }
    $revision_id = \Drupal::routeMatch()
      ->getParameter('revision_id');
    if (empty($revision_id)) {

      // Find the revisioned entity.
      foreach (\Drupal::routeMatch()
        ->getParameters() as $param) {
        if ($param instanceof ConfigEntityRevisionsConfigEntityContainerInterface) {
          $revision_id = $param
            ->revisionedEntity()->loadedRevisionId;
          break;
        }
      }
    }
    $parameters['revision_id'] = $revision_id;
  }

}

Classes

Name	Description
RouteProcessor	Processes the outbound route to add revision IDs to parameters.