BlockContentAccessControlHandler.php
Same filename in other branches
Namespace
Drupal\block_contentFile
-
core/
modules/ block_content/ src/ BlockContentAccessControlHandler.php
View source
<?php
namespace Drupal\block_content;
use Drupal\block_content\Access\DependentAccessInterface;
use Drupal\block_content\Event\BlockContentGetDependencyEvent;
use Drupal\Core\Access\AccessResult;
use Drupal\Core\Access\AccessResultInterface;
use Drupal\Core\Entity\EntityAccessControlHandler;
use Drupal\Core\Entity\EntityHandlerInterface;
use Drupal\Core\Entity\EntityInterface;
use Drupal\Core\Entity\EntityTypeInterface;
use Drupal\Core\Session\AccountInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Symfony\Contracts\EventDispatcher\EventDispatcherInterface;
/**
* Defines the access control handler for the content block entity type.
*
* @see \Drupal\block_content\Entity\BlockContent
*/
class BlockContentAccessControlHandler extends EntityAccessControlHandler implements EntityHandlerInterface {
/**
* The event dispatcher.
*
* @var \Symfony\Contracts\EventDispatcher\EventDispatcherInterface
*/
protected $eventDispatcher;
/**
* BlockContentAccessControlHandler constructor.
*
* @param \Drupal\Core\Entity\EntityTypeInterface $entity_type
* The entity type.
* @param \Symfony\Contracts\EventDispatcher\EventDispatcherInterface $dispatcher
* The event dispatcher.
*/
public function __construct(EntityTypeInterface $entity_type, EventDispatcherInterface $dispatcher) {
parent::__construct($entity_type);
$this->eventDispatcher = $dispatcher;
}
/**
* {@inheritdoc}
*/
public static function createInstance(ContainerInterface $container, EntityTypeInterface $entity_type) {
return new static($entity_type, $container->get('event_dispatcher'));
}
/**
* {@inheritdoc}
*/
protected function checkAccess(EntityInterface $entity, $operation, AccountInterface $account) {
assert($entity instanceof BlockContentInterface);
$bundle = $entity->bundle();
$forbidIfNotReusable = fn(): AccessResultInterface => AccessResult::forbiddenIf($entity->isReusable() === FALSE, sprintf('Block content must be reusable to use `%s` operation', $operation));
$access = AccessResult::allowedIfHasPermissions($account, [
'administer block content',
]);
if (!$access->isAllowed()) {
$access = match ($operation) { 'view' => AccessResult::allowedIf($entity->isPublished())
->orIf(AccessResult::allowedIfHasPermission($account, 'access block library')),
'update' => AccessResult::allowedIfHasPermission($account, 'edit any ' . $bundle . ' block content'),
'delete' => AccessResult::allowedIfHasPermission($account, 'delete any ' . $bundle . ' block content'),
'view revision', 'view all revisions' => AccessResult::allowedIfHasPermission($account, 'view any ' . $bundle . ' block content history'),
'revert' => AccessResult::allowedIfHasPermission($account, 'revert any ' . $bundle . ' block content revisions')->orIf($forbidIfNotReusable()),
'delete revision' => AccessResult::allowedIfHasPermission($account, 'delete any ' . $bundle . ' block content revisions')->orIf($forbidIfNotReusable()),
default => parent::checkAccess($entity, $operation, $account),
};
}
// Add the entity as a cacheable dependency because access will at least be
// determined by whether the block is reusable.
$access->addCacheableDependency($entity);
if ($entity->isReusable() === FALSE && $access->isForbidden() !== TRUE) {
if (!$entity instanceof DependentAccessInterface) {
throw new \LogicException("Non-reusable block entities must implement \\Drupal\\block_content\\Access\\DependentAccessInterface for access control.");
}
$dependency = $entity->getAccessDependency();
if (empty($dependency)) {
// If an access dependency has not been set let modules set one.
$event = new BlockContentGetDependencyEvent($entity);
$this->eventDispatcher
->dispatch($event, BlockContentEvents::BLOCK_CONTENT_GET_DEPENDENCY);
$dependency = $event->getAccessDependency();
if (empty($dependency)) {
return AccessResult::forbidden("Non-reusable blocks must set an access dependency for access control.");
}
}
/** @var \Drupal\Core\Entity\EntityInterface $dependency */
$access = $access->andIf($dependency->access($operation, $account, TRUE));
}
return $access;
}
/**
* {@inheritdoc}
*/
protected function checkCreateAccess(AccountInterface $account, array $context, $entity_bundle = NULL) {
return AccessResult::allowedIfHasPermissions($account, [
'create ' . $entity_bundle . ' block content',
'access block library',
])->orIf(AccessResult::allowedIfHasPermissions($account, [
'administer block content',
]));
}
}
Classes
Title | Deprecated | Summary |
---|---|---|
BlockContentAccessControlHandler | Defines the access control handler for the content block entity type. |
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