/**
* Rollback transaction
* @return bool
*/
protected function _rollBack()
{
if ($this->_nestedTransactionsCounter <= 0) {
throw new Zend_Db_Adapter_Exception('Nested transactions error');
}
if (!$this->_isInRollback) {
$result = parent::_rollBack();
$this->_isInRollback = true;
} else {
$result = true;
}
$this->_nestedTransactionsCounter--;
if ($this->_nestedTransactionsCounter == 0) {
$this->_isInRollback = false;
}
return $result;
}
