PathAliasEntityCollector.php in Dependency Calculation 8
File
src/EventSubscriber/DependencyCollector/PathAliasEntityCollector.phpView source
<?php
namespace Drupal\depcalc\EventSubscriber\DependencyCollector;
use Drupal\Core\Entity\EntityInterface;
use Drupal\Core\Entity\EntityMalformedException;
use Drupal\Core\Entity\Exception\UndefinedLinkTemplateException;
use Drupal\Core\Routing\RouteProviderInterface;
use Drupal\depcalc\DependencyCalculatorEvents;
use Drupal\depcalc\DependentEntityWrapper;
use Drupal\depcalc\Event\CalculateEntityDependenciesEvent;
use Symfony\Component\Routing\Matcher\UrlMatcherInterface;
class PathAliasEntityCollector extends BaseDependencyCollector {
/**
* The url matcher.
*
* @var \Symfony\Component\Routing\Matcher\UrlMatcherInterface
*/
protected $matcher;
public static function getSubscribedEvents() {
$events = [];
$events[DependencyCalculatorEvents::CALCULATE_DEPENDENCIES][] = [
'onCalculateDependencies',
];
return $events;
}
public function __construct(UrlMatcherInterface $matcher) {
$this->matcher = $matcher;
}
public function onCalculateDependencies(CalculateEntityDependenciesEvent $event) {
// @todo remove version condition once 8.7 is no longer supported.
if ($event
->getEntity()
->getEntityTypeId() === 'path_alias' && version_compare(\Drupal::VERSION, '8.8.0', '>=') && \Drupal::moduleHandler()
->moduleExists('path_alias')) {
/** @var \Drupal\path_alias\Entity\PathAlias $entity */
$entity = $event
->getEntity();
$params = $this->matcher
->match($entity
->getPath());
foreach ($params['_raw_variables']
->keys() as $parameter) {
if (!empty($params[$parameter]) && $params[$parameter] instanceof EntityInterface) {
$entity_wrapper = new DependentEntityWrapper($params[$parameter]);
$entity_wrapper
->addDependency($event
->getWrapper(), $event
->getStack());
$local_dependencies = [];
$this
->mergeDependencies($entity_wrapper, $event
->getStack(), $this
->getCalculator()
->calculateDependencies($entity_wrapper, $event
->getStack(), $local_dependencies));
$event
->addDependency($entity_wrapper);
}
}
}
}
}
Classes
Name | Description |
---|---|
PathAliasEntityCollector |