/**
* was an object updated?
* @param string $objectUri
* @return boolean
*/
public function checkUpdate($objectUri)
{
if ($this->watchPolicy === self::CHECK_ALWAYS || $this->watchPolicy === self::CHECK_ONCE && $this->wasObjectChecked($objectUri)) {
$cachedObject = $this->cache->find($objectUri);
$this->setCheckedObject($objectUri);
try {
$objectAPI = $this->calendar->getBackend()->getObjectAPI($this->calendar);
if ($objectAPI->hasUpdated($cachedObject)) {
$this->scanner->scanObject($objectUri);
return true;
}
} catch (BackendUtils\Exception $ex) {
return false;
}
return false;
} else {
return false;
}
}
/**
* @param $objectUri
* @return null|IObject
*/
protected function getCached($objectUri)
{
try {
return $this->cache->find($objectUri);
} catch (DoesNotExistMapperException $ex) {
return null;
} catch (MultipleObjectsReturnedMapperException $ex) {
//$this->logger->warn($msg);
return null;
}
}
/**
* Find a certain object
*
* @param string $uri UID of the object
* @param integer $type
* @throws \OCA\Calendar\BusinessLayer\Exception
* @return \OCA\Calendar\IObject
*/
public function find($uri, $type = ObjectType::ALL)
{
try {
if ($this->isCachingEnabled) {
if ($this->watcher->checkUpdate($uri)) {
$this->updater->propagate($uri);
}
return $this->cache->find($uri, $type);
} else {
return $this->api->find($uri, $type);
}
} catch (BackendUtils\Exception $ex) {
throw Exception::fromException($ex);
}
}
