public CheckProvider::loadCheck($service_id)
Lazy-loads access check services.
Parameters
string $service_id: The service id of the access check service to load.
Return value
callable A callable access check.
Throws
\InvalidArgumentException Thrown when the service hasn't been registered in addCheckService().
\Drupal\Core\Access\AccessException Thrown when the service doesn't implement the required interface.
Overrides CheckProviderInterface::loadCheck
File
- core/lib/Drupal/Core/Access/CheckProvider.php, line 94
Class
- CheckProvider
- Loads access checkers from the container.
Namespace
Drupal\Core\Access
Code
public function loadCheck($service_id) {
if (empty($this->checks[$service_id])) {
if (!in_array($service_id, $this->checkIds)) {
throw new \InvalidArgumentException(sprintf('No check has been registered for %s', $service_id));
}
$check = $this->container->get($service_id);
if (!($check instanceof AccessInterface)) {
throw new AccessException('All access checks must implement AccessInterface.');
}
if (!is_callable(array($check, $this->checkMethods[$service_id]))) {
throw new AccessException(sprintf('Access check method %s in service %s must be callable.', $this->checkMethods[$service_id], $service_id));
}
$this->checks[$service_id] = $check;
}
return [$this->checks[$service_id], $this->checkMethods[$service_id]];
}
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