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<?php
namespace Drupal\user;
use Drupal\Core\KeyValueStore\KeyValueExpirableFactoryInterface;
use Drupal\Core\Lock\LockBackendInterface;
use Symfony\Component\HttpFoundation\RequestStack;
/**
* Creates a shared temporary storage for a collection.
*/
class SharedTempStoreFactory {
/**
* The storage factory creating the backend to store the data.
*
* @var \Drupal\Core\KeyValueStore\KeyValueExpirableFactoryInterface
*/
protected $storageFactory;
/**
* The lock object used for this data.
*
* @var \Drupal\Core\Lock\LockBackendInterface $lockBackend
*/
protected $lockBackend;
/**
* The request stack.
*
* @var \Symfony\Component\HttpFoundation\RequestStack
*/
protected $requestStack;
/**
* The time to live for items in seconds.
*
* @var int
*/
protected $expire;
/**
* Constructs a Drupal\user\SharedTempStoreFactory object.
*
* @param \Drupal\Core\KeyValueStore\KeyValueExpirableFactoryInterface $storage_factory
* The key/value store factory.
* @param \Drupal\Core\Lock\LockBackendInterface $lock_backend
* The lock object used for this data.
* @param \Symfony\Component\HttpFoundation\RequestStack $request_stack
* The request stack.
* @param int $expire
* The time to live for items, in seconds.
*/
public function __construct(KeyValueExpirableFactoryInterface $storage_factory, LockBackendInterface $lock_backend, RequestStack $request_stack, $expire = 604800) {
$this->storageFactory = $storage_factory;
$this->lockBackend = $lock_backend;
$this->requestStack = $request_stack;
$this->expire = $expire;
}
/**
* Creates a SharedTempStore for the current user or anonymous session.
*
* @param string $collection
* The collection name to use for this key/value store. This is typically
* a shared namespace or module name, e.g. 'views', 'entity', etc.
* @param mixed $owner
* (optional) The owner of this SharedTempStore. By default, the
* SharedTempStore is owned by the currently authenticated user, or by the
* active anonymous session if no user is logged in.
*
* @return \Drupal\user\SharedTempStore
* An instance of the key/value store.
*/
public function get($collection, $owner = NULL) {
// Use the currently authenticated user ID or the active user ID unless
// the owner is overridden.
if (!isset($owner)) {
$owner = \Drupal::currentUser()->id() ?: session_id();
}
// Store the data for this collection in the database.
$storage = $this->storageFactory->get("user.shared_tempstore.$collection");
return new SharedTempStore($storage, $this->lockBackend, $owner, $this->requestStack, $this->expire);
}
}