/usr/share/php/Symfony/Component/HttpFoundation/Session/Storage/MetadataBag.php is in php-symfony-http-foundation 2.3.21+dfsg-4+deb8u3.
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/*
* 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\Storage;
use Symfony\Component\HttpFoundation\Session\SessionBagInterface;
/**
* Metadata container.
*
* Adds metadata to the session.
*
* @author Drak <drak@zikula.org>
*/
class MetadataBag implements SessionBagInterface
{
const CREATED = 'c';
const UPDATED = 'u';
const LIFETIME = 'l';
/**
* @var string
*/
private $name = '__metadata';
/**
* @var string
*/
private $storageKey;
/**
* @var array
*/
protected $meta = array();
/**
* Unix timestamp.
*
* @var int
*/
private $lastUsed;
/**
* Constructor.
*
* @param string $storageKey The key used to store bag in the session.
*/
public function __construct($storageKey = '_sf2_meta')
{
$this->storageKey = $storageKey;
$this->meta = array(self::CREATED => 0, self::UPDATED => 0, self::LIFETIME => 0);
}
/**
* {@inheritdoc}
*/
public function initialize(array &$array)
{
$this->meta = &$array;
if (isset($array[self::CREATED])) {
$this->lastUsed = $this->meta[self::UPDATED];
$this->meta[self::UPDATED] = time();
} else {
$this->stampCreated();
}
}
/**
* Gets the lifetime that the session cookie was set with.
*
* @return int
*/
public function getLifetime()
{
return $this->meta[self::LIFETIME];
}
/**
* Stamps a new session's metadata.
*
* @param int $lifetime Sets the cookie lifetime for the session cookie. A null value
* will leave the system settings unchanged, 0 sets the cookie
* to expire with browser session. Time is in seconds, and is
* not a Unix timestamp.
*/
public function stampNew($lifetime = null)
{
$this->stampCreated($lifetime);
}
/**
* {@inheritdoc}
*/
public function getStorageKey()
{
return $this->storageKey;
}
/**
* Gets the created timestamp metadata.
*
* @return int Unix timestamp
*/
public function getCreated()
{
return $this->meta[self::CREATED];
}
/**
* Gets the last used metadata.
*
* @return int Unix timestamp
*/
public function getLastUsed()
{
return $this->lastUsed;
}
/**
* {@inheritdoc}
*/
public function clear()
{
// nothing to do
}
/**
* {@inheritdoc}
*/
public function getName()
{
return $this->name;
}
/**
* Sets name.
*
* @param string $name
*/
public function setName($name)
{
$this->name = $name;
}
private function stampCreated($lifetime = null)
{
$timeStamp = time();
$this->meta[self::CREATED] = $this->meta[self::UPDATED] = $this->lastUsed = $timeStamp;
$this->meta[self::LIFETIME] = (null === $lifetime) ? ini_get('session.cookie_lifetime') : $lifetime;
}
}
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