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- <?php
-
- /*
- * This file is part of the Symfony package.
- *
- * (c) Fabien Potencier <fabien@symfony.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
-
- namespace Symfony\Component\HttpFoundation\Session;
-
- use Symfony\Component\HttpFoundation\Session\Storage\SessionStorageInterface;
- use Symfony\Component\HttpFoundation\Session\Attribute\AttributeBag;
- use Symfony\Component\HttpFoundation\Session\Attribute\AttributeBagInterface;
- use Symfony\Component\HttpFoundation\Session\Flash\FlashBag;
- use Symfony\Component\HttpFoundation\Session\Flash\FlashBagInterface;
- use Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage;
-
- /**
- * @author Fabien Potencier <fabien@symfony.com>
- * @author Drak <drak@zikula.org>
- */
- class Session implements SessionInterface, \IteratorAggregate, \Countable
- {
- protected $storage;
-
- private $flashName;
- private $attributeName;
- private $data = array();
- private $hasBeenStarted;
-
- /**
- * @param SessionStorageInterface $storage A SessionStorageInterface instance
- * @param AttributeBagInterface $attributes An AttributeBagInterface instance, (defaults null for default AttributeBag)
- * @param FlashBagInterface $flashes A FlashBagInterface instance (defaults null for default FlashBag)
- */
- public function __construct(SessionStorageInterface $storage = null, AttributeBagInterface $attributes = null, FlashBagInterface $flashes = null)
- {
- $this->storage = $storage ?: new NativeSessionStorage();
-
- $attributes = $attributes ?: new AttributeBag();
- $this->attributeName = $attributes->getName();
- $this->registerBag($attributes);
-
- $flashes = $flashes ?: new FlashBag();
- $this->flashName = $flashes->getName();
- $this->registerBag($flashes);
- }
-
- /**
- * {@inheritdoc}
- */
- public function start()
- {
- return $this->storage->start();
- }
-
- /**
- * {@inheritdoc}
- */
- public function has($name)
- {
- return $this->getAttributeBag()->has($name);
- }
-
- /**
- * {@inheritdoc}
- */
- public function get($name, $default = null)
- {
- return $this->getAttributeBag()->get($name, $default);
- }
-
- /**
- * {@inheritdoc}
- */
- public function set($name, $value)
- {
- $this->getAttributeBag()->set($name, $value);
- }
-
- /**
- * {@inheritdoc}
- */
- public function all()
- {
- return $this->getAttributeBag()->all();
- }
-
- /**
- * {@inheritdoc}
- */
- public function replace(array $attributes)
- {
- $this->getAttributeBag()->replace($attributes);
- }
-
- /**
- * {@inheritdoc}
- */
- public function remove($name)
- {
- return $this->getAttributeBag()->remove($name);
- }
-
- /**
- * {@inheritdoc}
- */
- public function clear()
- {
- $this->getAttributeBag()->clear();
- }
-
- /**
- * {@inheritdoc}
- */
- public function isStarted()
- {
- return $this->storage->isStarted();
- }
-
- /**
- * Returns an iterator for attributes.
- *
- * @return \ArrayIterator An \ArrayIterator instance
- */
- public function getIterator()
- {
- return new \ArrayIterator($this->getAttributeBag()->all());
- }
-
- /**
- * Returns the number of attributes.
- *
- * @return int The number of attributes
- */
- public function count()
- {
- return count($this->getAttributeBag()->all());
- }
-
- /**
- * @return bool
- *
- * @internal
- */
- public function hasBeenStarted()
- {
- return $this->hasBeenStarted;
- }
-
- /**
- * @return bool
- *
- * @internal
- */
- public function isEmpty()
- {
- foreach ($this->data as &$data) {
- if (!empty($data)) {
- return false;
- }
- }
-
- return true;
- }
-
- /**
- * {@inheritdoc}
- */
- public function invalidate($lifetime = null)
- {
- $this->storage->clear();
-
- return $this->migrate(true, $lifetime);
- }
-
- /**
- * {@inheritdoc}
- */
- public function migrate($destroy = false, $lifetime = null)
- {
- return $this->storage->regenerate($destroy, $lifetime);
- }
-
- /**
- * {@inheritdoc}
- */
- public function save()
- {
- $this->storage->save();
- }
-
- /**
- * {@inheritdoc}
- */
- public function getId()
- {
- return $this->storage->getId();
- }
-
- /**
- * {@inheritdoc}
- */
- public function setId($id)
- {
- $this->storage->setId($id);
- }
-
- /**
- * {@inheritdoc}
- */
- public function getName()
- {
- return $this->storage->getName();
- }
-
- /**
- * {@inheritdoc}
- */
- public function setName($name)
- {
- $this->storage->setName($name);
- }
-
- /**
- * {@inheritdoc}
- */
- public function getMetadataBag()
- {
- return $this->storage->getMetadataBag();
- }
-
- /**
- * {@inheritdoc}
- */
- public function registerBag(SessionBagInterface $bag)
- {
- $this->storage->registerBag(new SessionBagProxy($bag, $this->data, $this->hasBeenStarted));
- }
-
- /**
- * {@inheritdoc}
- */
- public function getBag($name)
- {
- return $this->storage->getBag($name)->getBag();
- }
-
- /**
- * Gets the flashbag interface.
- *
- * @return FlashBagInterface
- */
- public function getFlashBag()
- {
- return $this->getBag($this->flashName);
- }
-
- /**
- * Gets the attributebag interface.
- *
- * Note that this method was added to help with IDE autocompletion.
- *
- * @return AttributeBagInterface
- */
- private function getAttributeBag()
- {
- return $this->getBag($this->attributeName);
- }
- }
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