protected function _verifyTransaction($transaction)
{
if (is_array($transaction)) {
foreach ($transaction as $operation) {
if (!$operation instanceof Engine_Package_Manager_Operation_Abstract) {
throw new Engine_Package_Manager_Exception('Not an operation');
}
}
$transaction = new Engine_Package_Manager_Transaction($this, $transaction);
} else {
if ($transaction instanceof Engine_Package_Manager_Operation_Abstract) {
$transaction = new Engine_Package_Manager_Transaction($this, array($transaction));
} else {
if (!$transaction instanceof Engine_Package_Manager_Transaction) {
throw new Engine_Package_Manager_Exception('Not a transaction');
} else {
$transaction->setManager($this);
}
}
}
return $transaction;
}
