/**
* @static
* @param int $intDbIndex The index in the database array
* @param string $strTableName The table name to be used for saving sessions.
* @return boolean
*/
public static function Initialize($intDbIndex = 1, $strTableName = "qc_session")
{
self::$intDbIndex = QType::Cast($intDbIndex, QType::Integer);
self::$strTableName = QType::Cast($strTableName, QType::String);
// If the database index exists
if (!array_key_exists(self::$intDbIndex, QApplication::$Database)) {
throw new QCallerException('No database defined at DB_CONNECTION index ' . self::$intDbIndex . '. Correct your settings in configuration.inc.php.');
}
$objDatabase = QApplication::$Database[self::$intDbIndex];
// see if the database contains a table with desired name
if (!in_array(self::$strTableName, $objDatabase->GetTables())) {
throw new QCallerException('Table ' . self::$strTableName . ' not found in database at DB_CONNECTION index ' . self::$intDbIndex . '. Correct your settings in configuration.inc.php.');
}
// Set session handler functions
$session_ok = session_set_save_handler('QDbBackedSessionHandler::SessionOpen', 'QDbBackedSessionHandler::SessionClose', 'QDbBackedSessionHandler::SessionRead', 'QDbBackedSessionHandler::SessionWrite', 'QDbBackedSessionHandler::SessionDestroy', 'QDbBackedSessionHandler::SessionGarbageCollect');
// could not register the session handler functions
if (!$session_ok) {
throw new QCallerException("session_set_save_handler function failed");
}
// Will be called before session ends.
register_shutdown_function('session_write_close');
return $session_ok;
}
public static function SessionOverride()
{
// Are we using QDbBackedSessionHandler?
if (defined("DB_BACKED_SESSION_HANDLER_DB_INDEX") && constant("DB_BACKED_SESSION_HANDLER_DB_INDEX") != 0 && defined("DB_BACKED_SESSION_HANDLER_TABLE_NAME")) {
// Yes we are going to override PHP's default file based handlers.
QDbBackedSessionHandler::Initialize(DB_BACKED_SESSION_HANDLER_DB_INDEX, DB_BACKED_SESSION_HANDLER_TABLE_NAME);
}
}
/**
* Open the session (used by PHP when the session handler is active)
* @param string $save_path
* @param string $session_name
*
* @return bool
*/
public static function SessionOpen($save_path, $session_name)
{
self::$strSessionName = $session_name;
// Nothing to do
return true;
}