/**
* Commit the active propagation batch
*/
public function commitBatch()
{
if (!$this->inBatch) {
throw new \BadMethodCallException('Not in batch');
}
$this->inBatch = false;
$this->connection->beginTransaction();
$query = $this->connection->getQueryBuilder();
$storageId = (int) $this->storage->getStorageCache()->getNumericId();
$query->update('filecache')->set('mtime', $query->createFunction('GREATEST(`mtime`, ' . $query->createParameter('time') . ')'))->set('etag', $query->expr()->literal(uniqid()))->where($query->expr()->eq('storage', $query->expr()->literal($storageId, IQueryBuilder::PARAM_INT)))->andWhere($query->expr()->eq('path_hash', $query->createParameter('hash')));
$sizeQuery = $this->connection->getQueryBuilder();
$sizeQuery->update('filecache')->set('size', $sizeQuery->createFunction('`size` + ' . $sizeQuery->createParameter('size')))->where($query->expr()->eq('storage', $query->expr()->literal($storageId, IQueryBuilder::PARAM_INT)))->andWhere($query->expr()->eq('path_hash', $query->createParameter('hash')))->andWhere($sizeQuery->expr()->gt('size', $sizeQuery->expr()->literal(-1, IQueryBuilder::PARAM_INT)));
foreach ($this->batch as $item) {
$query->setParameter('time', $item['time'], IQueryBuilder::PARAM_INT);
$query->setParameter('hash', $item['hash']);
$query->execute();
if ($item['size']) {
$sizeQuery->setParameter('size', $item['size'], IQueryBuilder::PARAM_INT);
$sizeQuery->setParameter('hash', $item['hash']);
$sizeQuery->execute();
}
}
$this->batch = [];
$this->connection->commit();
}
/**
* @param string $internalPath
* @param int $time
* @param int $sizeDifference number of bytes the file has grown
*/
public function propagateChange($internalPath, $time, $sizeDifference = 0)
{
$storageId = (int) $this->storage->getStorageCache()->getNumericId();
$parents = $this->getParents($internalPath);
$parentHashes = array_map('md5', $parents);
$etag = uniqid();
// since we give all folders the same etag we don't ask the storage for the etag
$builder = $this->connection->getQueryBuilder();
$hashParams = array_map(function ($hash) use($builder) {
return $builder->expr()->literal($hash);
}, $parentHashes);
$builder->update('filecache')->set('mtime', $builder->createFunction('GREATEST(`mtime`, ' . $builder->createNamedParameter($time) . ')'))->set('etag', $builder->createNamedParameter($etag, IQueryBuilder::PARAM_STR))->where($builder->expr()->eq('storage', $builder->createNamedParameter($storageId, IQueryBuilder::PARAM_INT)))->andWhere($builder->expr()->in('path_hash', $hashParams));
$builder->execute();
if ($sizeDifference !== 0) {
// we need to do size separably so we can ignore entries with uncalculated size
$builder = $this->connection->getQueryBuilder();
$builder->update('filecache')->set('size', $builder->createFunction('`size` + ' . $builder->createNamedParameter($sizeDifference)))->where($builder->expr()->eq('storage', $builder->createNamedParameter($storageId, IQueryBuilder::PARAM_INT)))->andWhere($builder->expr()->in('path_hash', $hashParams))->andWhere($builder->expr()->gt('size', $builder->expr()->literal(-1, IQueryBuilder::PARAM_INT)));
}
$builder->execute();
}
/**
* @return \OC\Files\Cache\Storage
*/
public function getStorageCache()
{
return $this->storage->getStorageCache();
}
