Mercurial > hg > isophonics-drupal-site
view core/lib/Drupal/Core/Session/WriteSafeSessionHandler.php @ 13:5fb285c0d0e3
Update Drupal core to 8.4.7 via Composer. Security update; I *think* we've
been lucky to get away with this so far, as we don't support self-registration
which seems to be used by the so-called "drupalgeddon 2" attack that 8.4.5
was vulnerable to.
author | Chris Cannam |
---|---|
date | Mon, 23 Apr 2018 09:33:26 +0100 |
parents | 4c8ae668cc8c |
children | af1871eacc83 |
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<?php namespace Drupal\Core\Session; /** * Wraps another SessionHandlerInterface to prevent writes when not allowed. */ class WriteSafeSessionHandler implements \SessionHandlerInterface, WriteSafeSessionHandlerInterface { /** * @var \SessionHandlerInterface */ protected $wrappedSessionHandler; /** * Whether or not the session is enabled for writing. * * @var bool */ protected $sessionWritable; /** * Constructs a new write safe session handler. * * @param \SessionHandlerInterface $wrapped_session_handler * The underlying session handler. * @param bool $session_writable * Whether or not the session should be initially writable. */ public function __construct(\SessionHandlerInterface $wrapped_session_handler, $session_writable = TRUE) { $this->wrappedSessionHandler = $wrapped_session_handler; $this->sessionWritable = $session_writable; } /** * {@inheritdoc} */ public function close() { return $this->wrappedSessionHandler->close(); } /** * {@inheritdoc} */ public function destroy($session_id) { return $this->wrappedSessionHandler->destroy($session_id); } /** * {@inheritdoc} */ public function gc($max_lifetime) { return $this->wrappedSessionHandler->gc($max_lifetime); } /** * {@inheritdoc} */ public function open($save_path, $session_id) { return $this->wrappedSessionHandler->open($save_path, $session_id); } /** * {@inheritdoc} */ public function read($session_id) { return $this->wrappedSessionHandler->read($session_id); } /** * {@inheritdoc} */ public function write($session_id, $session_data) { if ($this->isSessionWritable()) { return $this->wrappedSessionHandler->write($session_id, $session_data); } else { return TRUE; } } /** * {@inheritdoc} */ public function setSessionWritable($flag) { $this->sessionWritable = (bool) $flag; } /** * {@inheritdoc} */ public function isSessionWritable() { return $this->sessionWritable; } }