/**
* @return boolean
* @param string $onlyVersion
*/
public function run($onlyVersion = null)
{
try {
$this->logAllStart();
$transaction = false;
foreach ($this->getSteps() as $name => $step) {
/* @var $step Nano_Migrate_Step */
if (Nano_Migrate_Version::exists($this->getDb(), $name)) {
continue;
}
if (null !== $onlyVersion && $onlyVersion !== $name) {
continue;
}
$this->logStepStart($name, $step);
$this->getDb()->beginTransaction();
$transaction = true;
$step->run($this->getDb());
$this->getDb()->commit();
Nano_Migrate_Version::add($this->getDb(), $name);
$transaction = false;
$this->logStepDone($name, $step);
}
$this->logAllDone();
} catch (Exception $e) {
if (true === $transaction) {
$this->getDb()->rollBack();
}
throw $e;
}
return true;
}
