public function write($sessionId, $serializedData)
{
try {
// For performance reasons, do not update the sessions table, unless
// $_SESSION has changed or more than 180 has passed since the last update.
if ($this->sessionDataHasChanged($sessionId, $serializedData)) {
// Either ssid or sid or both will be added from $key below.
$fields = array('uid' => $this->uid, 'cache' => 0, 'hostname' => ip_address(), 'session' => $serializedData, 'timestamp' => REQUEST_TIME);
$key = array('sid' => $sessionId, 'ssid' => '');
db_merge('sessions')->key($key)->fields($fields)->execute();
}
return TRUE;
} catch (Exception $exception) {
// FIXME: This should never be here, a global try/catch should definitely
// be done upper in the code.
require_once DRUPAL_ROOT . '/includes/errors.inc';
// If we are displaying errors, then do so with no possibility of a further
// uncaught exception being thrown.
if (error_displayable()) {
print '<h1>Uncaught exception thrown in session handler.</h1>';
print '<p>' . _drupal_render_exception_safe($exception) . '</p><hr />';
}
return FALSE;
}
}
public function write($sessionId, $serializedData)
{
global $user;
try {
// For performance reasons, do not update the sessions table, unless
// $_SESSION has changed or more than 180 has passed since the last update.
if ($this->sessionDataHasChanged($sessionId, $serializedData)) {
$cid = $this->getCid($sessionId);
// Either ssid or sid or both will be added from $key below.
$data = new stdClass();
$data->uid = $this->uid;
$data->session = $serializedData;
$this->cacheBackend->set($cid, $data);
}
return TRUE;
} catch (Exception $exception) {
// FIXME: This should never be here, a global try/catch should definitely
// be done upper in the code.
require_once DRUPAL_ROOT . '/includes/errors.inc';
// If we are displaying errors, then do so with no possibility of a further
// uncaught exception being thrown.
if (error_displayable()) {
print '<h1>Uncaught exception thrown in session handler.</h1>';
print '<p>' . _drupal_render_exception_safe($exception) . '</p><hr />';
}
return FALSE;
}
}
/**
* Writes an entire session to the database (internal use only).
*
* This function is registered with session_set_save_handler() to support
* database-backed sessions.
*
* This function is an internal function and must not be called directly.
* Doing so may result in corrupted session data or other unexpected behavior.
* Session data must always be accessed via the $_SESSION superglobal.
*
* @param string $sid
* The session ID of the session to write to.
* @param string $value
* Session data to write as a serialized string.
*
* @return bool Always returns TRUE.
*/
public function write($sid, $value)
{
global $user;
// The exception handler is not active at this point, so we need to do it
// manually.
try {
if (!drupal_save_session()) {
// We don't have anything to do if we are not allowed to save the session.
return;
}
// Either ssid or sid or both will be added from $key below.
$fields = array('uid' => $user->uid, 'cache' => isset($user->cache) ? $user->cache : 0, 'hostname' => ip_address(), 'session' => $value, 'timestamp' => REQUEST_TIME);
// Use the session ID as 'sid' and an empty string as 'ssid' by default.
// _drupal_session_read() does not allow empty strings so that's a safe
// default.
$key = array('sid' => $sid, 'ssid' => '');
// On HTTPS connections, use the session ID as both 'sid' and 'ssid'.
unset($key['ssid']);
db_merge('sessions')->key($key)->fields($fields)->execute();
// Likewise, do not update access time more than once per 180 seconds.
if ($user->uid) {
db_update('users')->fields(array('access' => REQUEST_TIME))->condition('uid', $user->uid)->execute();
}
return TRUE;
} catch (\Exception $exception) {
require_once DRUPAL_ROOT . '/includes/errors.inc';
// If we are displaying errors, then do so with no possibility of a further
// uncaught exception being thrown.
if (error_displayable()) {
print '<h1>Uncaught exception thrown in session handler.</h1>';
print '<p>' . _drupal_render_exception_safe($exception) . '</p><hr />';
}
return FALSE;
}
}
