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<?php
namespace League\Flysystem;
use InvalidArgumentException;
interface FilesystemInterface
{
/**
* Check whether a file exists.
*
* @param string $path
*
* @return bool
*/
public function has($path);
/**
* Read a file.
*
* @param string $path The path to the file.
*
* @throws FileNotFoundException
*
* @return string|false The file contents or false on failure.
*/
public function read($path);
/**
* Retrieves a read-stream for a path.
*
* @param string $path The path to the file.
*
* @throws FileNotFoundException
*
* @return resource|false The path resource or false on failure.
*/
public function readStream($path);
/**
* List contents of a directory.
*
* @param string $directory The directory to list.
* @param bool $recursive Whether to list recursively.
*
* @return array A list of file metadata.
*/
public function listContents($directory = '', $recursive = false);
/**
* Get a file's metadata.
*
* @param string $path The path to the file.
*
* @throws FileNotFoundException
*
* @return array|false The file metadata or false on failure.
*/
public function getMetadata($path);
/**
* Get a file's size.
*
* @param string $path The path to the file.
*
* @throws FileNotFoundException
*
* @return int|false The file size or false on failure.
*/
public function getSize($path);
/**
* Get a file's mime-type.
*
* @param string $path The path to the file.
*
* @throws FileNotFoundException
*
* @return string|false The file mime-type or false on failure.
*/
public function getMimetype($path);
/**
* Get a file's timestamp.
*
* @param string $path The path to the file.
*
* @throws FileNotFoundException
*
* @return int|false The timestamp or false on failure.
*/
public function getTimestamp($path);
/**
* Get a file's visibility.
*
* @param string $path The path to the file.
*
* @throws FileNotFoundException
*
* @return string|false The visibility (public|private) or false on failure.
*/
public function getVisibility($path);
/**
* Write a new file.
*
* @param string $path The path of the new file.
* @param string $contents The file contents.
* @param array $config An optional configuration array.
*
* @throws FileExistsException
*
* @return bool True on success, false on failure.
*/
public function write($path, $contents, array $config = []);
/**
* Write a new file using a stream.
*
* @param string $path The path of the new file.
* @param resource $resource The file handle.
* @param array $config An optional configuration array.
*
* @throws InvalidArgumentException If $resource is not a file handle.
* @throws FileExistsException
*
* @return bool True on success, false on failure.
*/
public function writeStream($path, $resource, array $config = []);
/**
* Update an existing file.
*
* @param string $path The path of the existing file.
* @param string $contents The file contents.
* @param array $config An optional configuration array.
*
* @throws FileNotFoundException
*
* @return bool True on success, false on failure.
*/
public function update($path, $contents, array $config = []);
/**
* Update an existing file using a stream.
*
* @param string $path The path of the existing file.
* @param resource $resource The file handle.
* @param array $config An optional configuration array.
*
* @throws InvalidArgumentException If $resource is not a file handle.
* @throws FileNotFoundException
*
* @return bool True on success, false on failure.
*/
public function updateStream($path, $resource, array $config = []);
/**
* Rename a file.
*
* @param string $path Path to the existing file.
* @param string $newpath The new path of the file.
*
* @throws FileExistsException Thrown if $newpath exists.
* @throws FileNotFoundException Thrown if $path does not exist.
*
* @return bool True on success, false on failure.
*/
public function rename($path, $newpath);
/**
* Copy a file.
*
* @param string $path Path to the existing file.
* @param string $newpath The new path of the file.
*
* @throws FileExistsException Thrown if $newpath exists.
* @throws FileNotFoundException Thrown if $path does not exist.
*
* @return bool True on success, false on failure.
*/
public function copy($path, $newpath);
/**
* Delete a file.
*
* @param string $path
*
* @throws FileNotFoundException
*
* @return bool True on success, false on failure.
*/
public function delete($path);
/**
* Delete a directory.
*
* @param string $dirname
*
* @throws RootViolationException Thrown if $dirname is empty.
*
* @return bool True on success, false on failure.
*/
public function deleteDir($dirname);
/**
* Create a directory.
*
* @param string $dirname The name of the new directory.
* @param array $config An optional configuration array.
*
* @return bool True on success, false on failure.
*/
public function createDir($dirname, array $config = []);
/**
* Set the visibility for a file.
*
* @param string $path The path to the file.
* @param string $visibility One of 'public' or 'private'.
*
* @throws FileNotFoundException
*
* @return bool True on success, false on failure.
*/
public function setVisibility($path, $visibility);
/**
* Create a file or update if exists.
*
* @param string $path The path to the file.
* @param string $contents The file contents.
* @param array $config An optional configuration array.
*
* @return bool True on success, false on failure.
*/
public function put($path, $contents, array $config = []);
/**
* Create a file or update if exists.
*
* @param string $path The path to the file.
* @param resource $resource The file handle.
* @param array $config An optional configuration array.
*
* @throws InvalidArgumentException Thrown if $resource is not a resource.
*
* @return bool True on success, false on failure.
*/
public function putStream($path, $resource, array $config = []);
/**
* Read and delete a file.
*
* @param string $path The path to the file.
*
* @throws FileNotFoundException
*
* @return string|false The file contents, or false on failure.
*/
public function readAndDelete($path);
/**
* Get a file/directory handler.
*
* @deprecated
*
* @param string $path The path to the file.
* @param Handler $handler An optional existing handler to populate.
*
* @return Handler Either a file or directory handler.
*/
public function get($path, Handler $handler = null);
/**
* Register a plugin.
*
* @param PluginInterface $plugin The plugin to register.
*
* @return $this
*/
public function addPlugin(PluginInterface $plugin);
}
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