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phab/src/applications/search/worker/PhabricatorSearchWorker.php
409e207378b4feature/testing

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PhabricatorSearchWorker.php
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<?php
final class PhabricatorSearchWorker extends PhabricatorWorker {
public static function queueDocumentForIndexing($phid, $parameters = null) {
if ($parameters === null) {
$parameters = array();
}
parent::scheduleTask(
__CLASS__,
array(
'documentPHID' => $phid,
'parameters' => $parameters,
),
array(
'priority' => parent::PRIORITY_IMPORT,
'objectPHID' => $phid,
));
}
protected function doWork() {
$data = $this->getTaskData();
$object_phid = idx($data, 'documentPHID');
$object = $this->loadObjectForIndexing($object_phid);
$engine = id(new PhabricatorIndexEngine())
->setObject($object);
$parameters = idx($data, 'parameters', array());
$engine->setParameters($parameters);
if (!$engine->shouldIndexObject()) {
return;
}
$key = "index.{$object_phid}";
$lock = PhabricatorGlobalLock::newLock($key);
try {
$lock->lock(1);
} catch (PhutilLockException $ex) {
// If we fail to acquire the lock, just yield. It's expected that we may
// contend on this lock occasionally if a large object receives many
// updates in a short period of time, and it's appropriate to just retry
// rebuilding the index later.
throw new PhabricatorWorkerYieldException(15);
}
try {
// Reload the object now that we have a lock, to make sure we have the
// most current version.
$object = $this->loadObjectForIndexing($object->getPHID());
$engine->setObject($object);
$engine->indexObject();
} catch (Exception $ex) {
$lock->unlock();
if (!($ex instanceof PhabricatorWorkerPermanentFailureException)) {
$ex = new PhabricatorWorkerPermanentFailureException(
pht(
'Failed to update search index for document "%s": %s',
$object_phid,
$ex->getMessage()));
}
throw $ex;
}
$lock->unlock();
}
private function loadObjectForIndexing($phid) {
$viewer = PhabricatorUser::getOmnipotentUser();
$object = id(new PhabricatorObjectQuery())
->setViewer($viewer)
->withPHIDs(array($phid))
->executeOne();
if (!$object) {
throw new PhabricatorWorkerPermanentFailureException(
pht(
'Unable to load object "%s" to rebuild indexes.',
$phid));
}
return $object;
}
}
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