Add interface to allow "more direct" access to the filecache without direct db #44044
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,93 @@ | ||
| <?php | ||
|
|
||
| namespace OC\Files\Cache; | ||
|
|
||
| use OC\FilesMetadata\FilesMetadataManager; | ||
| use OC\SystemConfig; | ||
| use OCP\DB\QueryBuilder\IQueryBuilder; | ||
| use OCP\Files\Cache\IFileAccess; | ||
| use OCP\Files\IMimeTypeLoader; | ||
| use OCP\IDBConnection; | ||
| use Psr\Log\LoggerInterface; | ||
|
|
||
| /** | ||
| * Lower level access to the file cache | ||
| */ | ||
| class FileAccess implements IFileAccess { | ||
| public function __construct( | ||
| private IDBConnection $connection, | ||
| private SystemConfig $systemConfig, | ||
| private LoggerInterface $logger, | ||
| private FilesMetadataManager $metadataManager, | ||
| private IMimeTypeLoader $mimeTypeLoader, | ||
| ) { | ||
| } | ||
|
|
||
| private function getQuery(): CacheQueryBuilder { | ||
| return new CacheQueryBuilder( | ||
| $this->connection, | ||
| $this->systemConfig, | ||
| $this->logger, | ||
| $this->metadataManager, | ||
| ); | ||
| } | ||
|
|
||
| public function getByFileIdInStorage(int $fileId, int $storageId): ?CacheEntry { | ||
| $items = $this->getByFileIdsInStorage([$fileId], $storageId); | ||
| return (count($items) > 0) ? $items[0] : null; | ||
| } | ||
|
|
||
| public function getByPathInStorage(string $path, int $storageId): ?CacheEntry { | ||
| $query = $this->getQuery()->selectFileCache(); | ||
| $query->andWhere($query->expr()->eq('filecache.path_hash', $query->createNamedParameter(md5($path)))); | ||
| $query->andWhere($query->expr()->eq('filecache.storage', $query->createNamedParameter($storageId, IQueryBuilder::PARAM_INT))); | ||
|
|
||
| $row = $query->executeQuery()->fetch(); | ||
| return $row ? Cache::cacheEntryFromData($row, $this->mimeTypeLoader) : null; | ||
| } | ||
|
|
||
| public function getByFileId(int $fileId): ?CacheEntry { | ||
| $items = $this->getByFileIds([$fileId]); | ||
| return (count($items) > 0) ? $items[0] : null; | ||
| } | ||
|
|
||
| /** | ||
| * @param array[] $rows | ||
| * @return array<int, CacheEntry> | ||
| */ | ||
| private function rowsToEntries(array $rows): array { | ||
| $result = []; | ||
| foreach ($rows as $row) { | ||
| $entry = Cache::cacheEntryFromData($row, $this->mimeTypeLoader); | ||
| $result[$entry->getId()] = $entry; | ||
| } | ||
| return $result; | ||
| } | ||
|
|
||
| /** | ||
| * @param int[] $fileIds | ||
| * @return array<int, CacheEntry> | ||
| */ | ||
| public function getByFileIds(array $fileIds): array { | ||
| $query = $this->getQuery()->selectFileCache(); | ||
| $query->andWhere($query->expr()->in('filecache.fileid', $query->createNamedParameter($fileIds, IQueryBuilder::PARAM_INT_ARRAY))); | ||
|
|
||
| $rows = $query->executeQuery()->fetchAll(); | ||
| return $this->rowsToEntries($rows); | ||
| } | ||
|
|
||
| /** | ||
| * @param int[] $fileIds | ||
| * @param int $storageId | ||
| * @return array<int, CacheEntry> | ||
| */ | ||
| public function getByFileIdsInStorage(array $fileIds, int $storageId): array { | ||
| $fileIds = array_values($fileIds); | ||
| $query = $this->getQuery()->selectFileCache(); | ||
| $query->andWhere($query->expr()->in('filecache.fileid', $query->createNamedParameter($fileIds, IQueryBuilder::PARAM_INT_ARRAY))); | ||
| $query->andWhere($query->expr()->eq('filecache.storage', $query->createNamedParameter($storageId, IQueryBuilder::PARAM_INT))); | ||
|
|
||
| $rows = $query->executeQuery()->fetchAll(); | ||
| return $this->rowsToEntries($rows); | ||
| } | ||
| } |
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