1KA_F2F/frontend/drupal9/web/modules/contrib/entity/src/EntityAccessControlHandlerBase.php
2021-07-27 14:46:32 +02:00

122 lines
4.0 KiB
PHP

<?php
namespace Drupal\entity;
use Drupal\Core\Access\AccessResult;
use Drupal\Core\Entity\EntityAccessControlHandler as CoreEntityAccessControlHandler;
use Drupal\Core\Entity\EntityInterface;
use Drupal\Core\Session\AccountInterface;
use Drupal\user\EntityOwnerInterface;
/**
* @internal
*/
class EntityAccessControlHandlerBase extends CoreEntityAccessControlHandler {
/**
* {@inheritdoc}
*/
protected function checkAccess(EntityInterface $entity, $operation, AccountInterface $account) {
$account = $this->prepareUser($account);
/** @var \Drupal\Core\Access\AccessResult $result */
$result = parent::checkAccess($entity, $operation, $account);
if ($result->isNeutral()) {
if ($entity instanceof EntityOwnerInterface) {
$result = $this->checkEntityOwnerPermissions($entity, $operation, $account);
}
else {
$result = $this->checkEntityPermissions($entity, $operation, $account);
}
}
// Ensure that access is evaluated again when the entity changes.
return $result->addCacheableDependency($entity);
}
/**
* Checks the entity operation and bundle permissions.
*
* @param \Drupal\Core\Entity\EntityInterface $entity
* The entity for which to check access.
* @param string $operation
* The entity operation. Usually one of 'view', 'view label', 'update',
* 'duplicate' or 'delete'.
* @param \Drupal\Core\Session\AccountInterface $account
* The user for which to check access.
*
* @return \Drupal\Core\Access\AccessResultInterface
* The access result.
*/
protected function checkEntityPermissions(EntityInterface $entity, $operation, AccountInterface $account) {
$permissions = [
"$operation {$entity->getEntityTypeId()}",
"$operation {$entity->bundle()} {$entity->getEntityTypeId()}",
];
return AccessResult::allowedIfHasPermissions($account, $permissions, 'OR');
}
/**
* Checks the entity operation and bundle permissions, with owners.
*
* @param \Drupal\Core\Entity\EntityInterface $entity
* The entity for which to check access.
* @param string $operation
* The entity operation. Usually one of 'view', 'view label', 'update',
* 'duplicate' or 'delete'.
* @param \Drupal\Core\Session\AccountInterface $account
* The user for which to check access.
*
* @return \Drupal\Core\Access\AccessResultInterface
* The access result.
*/
protected function checkEntityOwnerPermissions(EntityInterface $entity, $operation, AccountInterface $account) {
/** @var \Drupal\user\EntityOwnerInterface $entity */
// The "any" permission grants access regardless of the entity owner.
$any_result = AccessResult::allowedIfHasPermissions($account, [
"$operation any {$entity->getEntityTypeId()}",
"$operation any {$entity->bundle()} {$entity->getEntityTypeId()}",
], 'OR');
if ($any_result->isAllowed()) {
return $any_result;
}
if ($account->id() == $entity->getOwnerId()) {
$own_result = AccessResult::allowedIfHasPermissions($account, [
"$operation own {$entity->getEntityTypeId()}",
"$operation own {$entity->bundle()} {$entity->getEntityTypeId()}",
], 'OR');
}
else {
$own_result = AccessResult::neutral()->cachePerPermissions();
}
// The "own" permission is based on the current user's ID, so the result
// must be cached per user.
return $own_result->cachePerUser();
}
/**
* {@inheritdoc}
*/
protected function checkCreateAccess(AccountInterface $account, array $context, $entity_bundle = NULL) {
$result = parent::checkCreateAccess($account, $context, $entity_bundle);
if ($result->isNeutral()) {
$permissions = [
$this->entityType->getAdminPermission() ?: 'administer ' . $this->entityTypeId,
'create ' . $this->entityTypeId,
];
if ($entity_bundle) {
$permissions[] = 'create ' . $entity_bundle . ' ' . $this->entityTypeId;
}
$result = AccessResult::allowedIfHasPermissions($account, $permissions, 'OR');
}
return $result;
}
}