/**
* Rollback transaction
* @throws TipyDaoException if there is no transaction in progress
* @return mysqli_result
*/
private static function rollbackTransaction($kind = 'soft')
{
$app = TipyApp::getInstance();
if (self::$openTransactionsCount == 0) {
throw new TipyDaoException('No transaction in progress');
} elseif ($kind == 'hard') {
// rollback parent transaction with all nested savepoints
$app->logger->debug('ROLLBACK');
$result = $app->db->query('ROLLBACK');
if ($result) {
self::$openTransactionsCount = 0;
}
} elseif (self::$openTransactionsCount == 1) {
$app->logger->debug('ROLLBACK');
$result = $app->db->query('ROLLBACK');
if ($result) {
self::$openTransactionsCount = 0;
}
} elseif (self::$openTransactionsCount > 1) {
$app->logger->debug('ROLLBACK TO SAVEPOINT ' . self::currentSavepointName());
$result = $app->db->query('ROLLBACK TO SAVEPOINT ' . self::currentSavepointName());
if ($result) {
self::$openTransactionsCount--;
}
} else {
// Just to be sure
throw new TipyDaoException('Negative open transactions counter. Please contact tipy maintainers');
}
return $result;
}
