name : FilesystemReader.php <?php declare(strict_types=1); namespace League\Flysystem; use DateTimeInterface; /** * This interface contains everything to read from and inspect * a filesystem. All methods containing are non-destructive. * * @method string publicUrl(string $path, array $config = []) Will be added in 4.0 * @method string temporaryUrl(string $path, DateTimeInterface $expiresAt, array $config = []) Will be added in 4.0 * @method string checksum(string $path, array $config = []) Will be added in 4.0 */ interface FilesystemReader { public const LIST_SHALLOW = false; public const LIST_DEEP = true; /** * @throws FilesystemException * @throws UnableToCheckExistence */ public function fileExists(string $location): bool; /** * @throws FilesystemException * @throws UnableToCheckExistence */ public function directoryExists(string $location): bool; /** * @throws FilesystemException * @throws UnableToCheckExistence */ public function has(string $location): bool; /** * @throws UnableToReadFile * @throws FilesystemException */ public function read(string $location): string; /** * @return resource * * @throws UnableToReadFile * @throws FilesystemException */ public function readStream(string $location); /** * @return DirectoryListing<StorageAttributes> * * @throws FilesystemException * @throws UnableToListContents */ public function listContents(string $location, bool $deep = self::LIST_SHALLOW): DirectoryListing; /** * @throws UnableToRetrieveMetadata * @throws FilesystemException */ public function lastModified(string $path): int; /** * @throws UnableToRetrieveMetadata * @throws FilesystemException */ public function fileSize(string $path): int; /** * @throws UnableToRetrieveMetadata * @throws FilesystemException */ public function mimeType(string $path): string; /** * @throws UnableToRetrieveMetadata * @throws FilesystemException */ public function visibility(string $path): string; }