Chris@0: <?php
Chris@0: 
Chris@0: namespace Drupal\user;
Chris@0: 
Chris@0: use Drupal\Core\KeyValueStore\KeyValueExpirableFactoryInterface;
Chris@0: use Drupal\Core\Lock\LockBackendInterface;
Chris@0: use Drupal\Core\Session\AccountProxyInterface;
Chris@0: use Symfony\Component\HttpFoundation\RequestStack;
Chris@0: 
Chris@0: /**
Chris@0:  * Creates a PrivateTempStore object for a given collection.
Chris@0:  */
Chris@0: class PrivateTempStoreFactory {
Chris@0: 
Chris@0:   /**
Chris@0:    * The storage factory creating the backend to store the data.
Chris@0:    *
Chris@0:    * @var \Drupal\Core\KeyValueStore\KeyValueExpirableFactoryInterface
Chris@0:    */
Chris@0:   protected $storageFactory;
Chris@0: 
Chris@0:   /**
Chris@0:    * The lock object used for this data.
Chris@0:    *
Chris@0:    * @var \Drupal\Core\Lock\LockBackendInterface
Chris@0:    */
Chris@0:   protected $lockBackend;
Chris@0: 
Chris@0:   /**
Chris@0:    * The current user.
Chris@0:    *
Chris@0:    * @var \Drupal\Core\Session\AccountProxyInterface
Chris@0:    */
Chris@0:   protected $currentUser;
Chris@0: 
Chris@0:   /**
Chris@0:    * The request stack.
Chris@0:    *
Chris@0:    * @var \Symfony\Component\HttpFoundation\RequestStack
Chris@0:    */
Chris@0:   protected $requestStack;
Chris@0: 
Chris@0:   /**
Chris@0:    * The time to live for items in seconds.
Chris@0:    *
Chris@0:    * @var int
Chris@0:    */
Chris@0:   protected $expire;
Chris@0: 
Chris@0:   /**
Chris@0:    * Constructs a Drupal\user\PrivateTempStoreFactory object.
Chris@0:    *
Chris@0:    * @param \Drupal\Core\KeyValueStore\KeyValueExpirableFactoryInterface $storage_factory
Chris@0:    *   The key/value store factory.
Chris@0:    * @param \Drupal\Core\Lock\LockBackendInterface $lock_backend
Chris@0:    *   The lock object used for this data.
Chris@0:    * @param \Drupal\Core\Session\AccountProxyInterface $current_user
Chris@0:    *   The current account.
Chris@0:    * @param \Symfony\Component\HttpFoundation\RequestStack $request_stack
Chris@0:    *   The request stack.
Chris@0:    * @param int $expire
Chris@0:    *   The time to live for items, in seconds.
Chris@0:    */
Chris@0:   public function __construct(KeyValueExpirableFactoryInterface $storage_factory, LockBackendInterface $lock_backend, AccountProxyInterface $current_user, RequestStack $request_stack, $expire = 604800) {
Chris@0:     $this->storageFactory = $storage_factory;
Chris@0:     $this->lockBackend = $lock_backend;
Chris@0:     $this->currentUser = $current_user;
Chris@0:     $this->requestStack = $request_stack;
Chris@0:     $this->expire = $expire;
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Creates a PrivateTempStore.
Chris@0:    *
Chris@0:    * @param string $collection
Chris@0:    *   The collection name to use for this key/value store. This is typically
Chris@0:    *   a shared namespace or module name, e.g. 'views', 'entity', etc.
Chris@0:    *
Chris@0:    * @return \Drupal\user\PrivateTempStore
Chris@0:    *   An instance of the key/value store.
Chris@0:    */
Chris@0:   public function get($collection) {
Chris@0:     // Store the data for this collection in the database.
Chris@0:     $storage = $this->storageFactory->get("user.private_tempstore.$collection");
Chris@0:     return new PrivateTempStore($storage, $this->lockBackend, $this->currentUser, $this->requestStack, $this->expire);
Chris@0:   }
Chris@0: 
Chris@0: }