/**
* Saves the passed session to the persistence layer.
*
* @param \AppserverIo\Psr\Servlet\ServletSessionInterface $session The session to save
*
* @return void
* @throws AppserverIo\Appserver\ServletEngine\SessionCanNotBeSavedException Is thrown if the session can't be saved
*/
public function save(ServletSessionInterface $session)
{
// don't save the session if it has been destroyed
if ($session->getId() == null) {
return;
}
// update the checksum and the file that stores the session data
if (apc_store($session->getId(), $this->marshall($session)) === false) {
throw new SessionCanNotBeSavedException(sprintf('Session with ID %s can\'t be saved'));
}
}
/**
* Initializes the session instance from the passed JSON string. If the encoded
* data contains objects, they will be un-serialized before reattached to the
* session instance.
*
* @param \AppserverIo\Psr\Servlet\ServletSessionInterface $servletSession The empty session instance we want the un-marshaled data be added to
* @param string $marshalled The marshaled session representation
*
* @return \AppserverIo\Psr\Servlet\ServletSessionInterface The decoded session instance
* @see \AppserverIo\Appserver\ServletEngine\SessionMarshaller::unmarshall()
*/
public function unmarshall(ServletSessionInterface $servletSession, $marshalled)
{
// decode the string
$decodedSession = json_decode($marshalled);
// extract the values
$id = $decodedSession->id;
$name = $decodedSession->name;
$lifetime = $decodedSession->lifetime;
$maximumAge = $decodedSession->maximumAge;
$domain = $decodedSession->domain;
$path = $decodedSession->path;
$secure = $decodedSession->secure;
$httpOnly = $decodedSession->httpOnly;
$data = $decodedSession->data;
// initialize the instance
$servletSession->init($id, $name, $lifetime, $maximumAge, $domain, $path, $secure, $httpOnly);
// append the session data
foreach ($data as $key => $value) {
$servletSession->putData($key, unserialize($value));
}
}
/**
* Attaches the passed session to the manager and returns the instance.
* If a session
* with the session identifier already exists, it will be overwritten.
*
* @param \AppserverIo\Psr\Servlet\ServletSessionInterface $session The session to attach
*
* @return void
*/
public function attach(ServletSessionInterface $session)
{
// load session ID
$id = $session->getId();
// register checksum + session
$this->getSessions()->set($id, $session);
}
/**
* Saves the passed session to the persistence layer.
*
* @param \AppserverIo\Psr\Servlet\ServletSessionInterface $session The session to save
*
* @return void
* @throws AppserverIo\Appserver\ServletEngine\SessionCanNotBeSavedException Is thrown if the session can't be saved
*/
public function save(ServletSessionInterface $session)
{
// don't save the session if it has been destroyed
if ($session->getId() == null) {
return;
}
// prepare the session filename
$sessionFilename = $this->getSessionSavePath($this->getSessionSettings()->getSessionFilePrefix() . $session->getId());
// update the checksum and the file that stores the session data
if (file_put_contents($sessionFilename, $this->marshall($session)) === false) {
throw new SessionCanNotBeSavedException(sprintf('Session with ID %s can\'t be saved'));
}
}
