/**
* Executes a prepared statement.
*
* @param array $parameters An array of values with as many elements as there are bound parameters in the SQL statement being executed.
* @return bool Returns true on success or false on failure.
*/
public function execute($parameters = [])
{
// increment query count
$this->db->incrementQueryCount();
// run parent function
return parent::execute((array) $parameters);
}
/**
* Boot session module.
*
* @param Application $application Calling application.
* @return self
*/
public function boot(Application $application = null) : Module
{
// calling the session module without any application makes no sense
if (isset($application) === false) {
throw new ModuleException('The session module is expected to run within an application.');
}
// try to get database module
try {
$database = $application->getContainer()->get('JohnnyOS\\Modules\\Database');
} catch (ContainerException $e) {
return $this;
}
// database content is not quite usable
if (is_callable($database) && ($database = $database()) instanceof Database === false) {
return $this;
}
// everything is perfect, try to initialize session
$this->instance = new DatabaseSession($database, new GenericRequest());
// start session
$this->instance->start();
return $this;
}
/**
* The garbage collector.
*
* The garbage collector callback is invoked internally by PHP periodically
* in order to purge old session data. The frequency is controlled by
* session.gc_probability and session.gc_divisor. The value of lifetime
* which is passed to this callback can be set in session.gc_maxlifetime.
*
* @param int $maxLifetime Max session lifetime.
* @return bool
*/
public function gc($maxLifetime)
{
// delete all old sessions
$this->db->exec("DELETE FROM `%prefix%sessions`\n WHERE `lastActionAt` < " . (time() - $maxLifetime) . "\n LIMIT 1000;");
return true;
}