Developer
<?php
declare(strict_types=1);
namespace League\Flysystem;
use DateTimeInterface;
use Throwable;
use function method_exists;
use function sprintf;
class MountManager implements FilesystemOperator
{
/**
* @var array<string, FilesystemOperator>
*/
private $filesystems = [];
/**
* @var Config
*/
private $config;
/**
* MountManager constructor.
*
* @param array<string,FilesystemOperator> $filesystems
*/
public function __construct(array $filesystems = [], array $config = [])
{
$this->mountFilesystems($filesystems);
$this->config = new Config($config);
}
/**
* It is not recommended to mount filesystems after creation because interacting
* with the Mount Manager becomes unpredictable. Use this as an escape hatch.
*/
public function dangerouslyMountFilesystems(string $key, FilesystemOperator $filesystem): void
{
$this->mountFilesystem($key, $filesystem);
}
/**
* @param array<string,FilesystemOperator> $filesystems
*/
public function extend(array $filesystems, array $config = []): MountManager
{
$clone = clone $this;
$clone->config = $this->config->extend($config);
$clone->mountFilesystems($filesystems);
return $clone;
}
public function fileExists(string $location): bool
{
/** @var FilesystemOperator $filesystem */
[$filesystem, $path] = $this->determineFilesystemAndPath($location);
try {
return $filesystem->fileExists($path);
} catch (Throwable $exception) {
throw UnableToCheckFileExistence::forLocation($location, $exception);
}
}
public function has(string $location): bool
{
/** @var FilesystemOperator $filesystem */
[$filesystem, $path] = $this->determineFilesystemAndPath($location);
try {
return $filesystem->fileExists($path) || $filesystem->directoryExists($path);
} catch (Throwable $exception) {
throw UnableToCheckExistence::forLocation($location, $exception);
}
}
public function directoryExists(string $location): bool
{
/** @var FilesystemOperator $filesystem */
[$filesystem, $path] = $this->determineFilesystemAndPath($location);
try {
return $filesystem->directoryExists($path);
} catch (Throwable $exception) {
throw UnableToCheckDirectoryExistence::forLocation($location, $exception);
}
}
public function read(string $location): string
{
/** @var FilesystemOperator $filesystem */
[$filesystem, $path] = $this->determineFilesystemAndPath($location);
try {
return $filesystem->read($path);
} catch (UnableToReadFile $exception) {
throw UnableToReadFile::fromLocation($location, $exception->reason(), $exception);
}
}
public function readStream(string $location)
{
/** @var FilesystemOperator $filesystem */
[$filesystem, $path] = $this->determineFilesystemAndPath($location);
try {
return $filesystem->readStream($path);
} catch (UnableToReadFile $exception) {
throw UnableToReadFile::fromLocation($location, $exception->reason(), $exception);
}
}
public function listContents(string $location, bool $deep = self::LIST_SHALLOW): DirectoryListing
{
/** @var FilesystemOperator $filesystem */
[$filesystem, $path, $mountIdentifier] = $this->determineFilesystemAndPath($location);
return
$filesystem
->listContents($path, $deep)
->map(
function (StorageAttributes $attributes) use ($mountIdentifier) {
return $attributes->withPath(sprintf('%s://%s', $mountIdentifier, $attributes->path()));
}
);
}
public function lastModified(string $location): int
{
/** @var FilesystemOperator $filesystem */
[$filesystem, $path] = $this->determineFilesystemAndPath($location);
try {
return $filesystem->lastModified($path);
} catch (UnableToRetrieveMetadata $exception) {
throw UnableToRetrieveMetadata::lastModified($location, $exception->reason(), $exception);
}
}
public function fileSize(string $location): int
{
/** @var FilesystemOperator $filesystem */
[$filesystem, $path] = $this->determineFilesystemAndPath($location);
try {
return $filesystem->fileSize($path);
} catch (UnableToRetrieveMetadata $exception) {
throw UnableToRetrieveMetadata::fileSize($location, $exception->reason(), $exception);
}
}
public function mimeType(string $location): string
{
/** @var FilesystemOperator $filesystem */
[$filesystem, $path] = $this->determineFilesystemAndPath($location);
try {
return $filesystem->mimeType($path);
} catch (UnableToRetrieveMetadata $exception) {
throw UnableToRetrieveMetadata::mimeType($location, $exception->reason(), $exception);
}
}
public function visibility(string $path): string
{
/** @var FilesystemOperator $filesystem */
[$filesystem, $location] = $this->determineFilesystemAndPath($path);
try {
return $filesystem->visibility($location);
} catch (UnableToRetrieveMetadata $exception) {
throw UnableToRetrieveMetadata::visibility($path, $exception->reason(), $exception);
}
}
public function write(string $location, string $contents, array $config = []): void
{
/** @var FilesystemOperator $filesystem */
[$filesystem, $path] = $this->determineFilesystemAndPath($location);
try {
$filesystem->write($path, $contents, $this->config->extend($config)->toArray());
} catch (UnableToWriteFile $exception) {
throw UnableToWriteFile::atLocation($location, $exception->reason(), $exception);
}
}
public function writeStream(string $location, $contents, array $config = []): void
{
/** @var FilesystemOperator $filesystem */
[$filesystem, $path] = $this->determineFilesystemAndPath($location);
$filesystem->writeStream($path, $contents, $this->config->extend($config)->toArray());
}
public function setVisibility(string $path, string $visibility): void
{
/** @var FilesystemOperator $filesystem */
[$filesystem, $path] = $this->determineFilesystemAndPath($path);
$filesystem->setVisibility($path, $visibility);
}
public function delete(string $location): void
{
/** @var FilesystemOperator $filesystem */
[$filesystem, $path] = $this->determineFilesystemAndPath($location);
try {
$filesystem->delete($path);
} catch (UnableToDeleteFile $exception) {
throw UnableToDeleteFile::atLocation($location, $exception->reason(), $exception);
}
}
public function deleteDirectory(string $location): void
{
/** @var FilesystemOperator $filesystem */
[$filesystem, $path] = $this->determineFilesystemAndPath($location);
try {
$filesystem->deleteDirectory($path);
} catch (UnableToDeleteDirectory $exception) {
throw UnableToDeleteDirectory::atLocation($location, $exception->reason(), $exception);
}
}
public function createDirectory(string $location, array $config = []): void
{
/** @var FilesystemOperator $filesystem */
[$filesystem, $path] = $this->determineFilesystemAndPath($location);
try {
$filesystem->createDirectory($path, $this->config->extend($config)->toArray());
} catch (UnableToCreateDirectory $exception) {
throw UnableToCreateDirectory::dueToFailure($location, $exception);
}
}
public function move(string $source, string $destination, array $config = []): void
{
/** @var FilesystemOperator $sourceFilesystem */
/* @var FilesystemOperator $destinationFilesystem */
[$sourceFilesystem, $sourcePath] = $this->determineFilesystemAndPath($source);
[$destinationFilesystem, $destinationPath] = $this->determineFilesystemAndPath($destination);
$sourceFilesystem === $destinationFilesystem ? $this->moveInTheSameFilesystem(
$sourceFilesystem,
$sourcePath,
$destinationPath,
$source,
$destination,
$config,
) : $this->moveAcrossFilesystems($source, $destination, $config);
}
public function copy(string $source, string $destination, array $config = []): void
{
/** @var FilesystemOperator $sourceFilesystem */
/* @var FilesystemOperator $destinationFilesystem */
[$sourceFilesystem, $sourcePath] = $this->determineFilesystemAndPath($source);
[$destinationFilesystem, $destinationPath] = $this->determineFilesystemAndPath($destination);
$sourceFilesystem === $destinationFilesystem ? $this->copyInSameFilesystem(
$sourceFilesystem,
$sourcePath,
$destinationPath,
$source,
$destination,
$config,
) : $this->copyAcrossFilesystem(
$sourceFilesystem,
$sourcePath,
$destinationFilesystem,
$destinationPath,
$source,
$destination,
$config,
);
}
public function publicUrl(string $path, array $config = []): string
{
/** @var FilesystemOperator $filesystem */
[$filesystem, $path] = $this->determineFilesystemAndPath($path);
if ( ! method_exists($filesystem, 'publicUrl')) {
throw new UnableToGeneratePublicUrl(sprintf('%s does not support generating public urls.', $filesystem::class), $path);
}
return $filesystem->publicUrl($path, $config);
}
public function temporaryUrl(string $path, DateTimeInterface $expiresAt, array $config = []): string
{
/** @var FilesystemOperator $filesystem */
[$filesystem, $path] = $this->determineFilesystemAndPath($path);
if ( ! method_exists($filesystem, 'temporaryUrl')) {
throw new UnableToGenerateTemporaryUrl(sprintf('%s does not support generating public urls.', $filesystem::class), $path);
}
return $filesystem->temporaryUrl($path, $expiresAt, $this->config->extend($config)->toArray());
}
public function checksum(string $path, array $config = []): string
{
/** @var FilesystemOperator $filesystem */
[$filesystem, $path] = $this->determineFilesystemAndPath($path);
if ( ! method_exists($filesystem, 'checksum')) {
throw new UnableToProvideChecksum(sprintf('%s does not support providing checksums.', $filesystem::class), $path);
}
return $filesystem->checksum($path, $this->config->extend($config)->toArray());
}
private function mountFilesystems(array $filesystems): void
{
foreach ($filesystems as $key => $filesystem) {
$this->guardAgainstInvalidMount($key, $filesystem);
/* @var string $key */
/* @var FilesystemOperator $filesystem */
$this->mountFilesystem($key, $filesystem);
}
}
private function guardAgainstInvalidMount(mixed $key, mixed $filesystem): void
{
if ( ! is_string($key)) {
throw UnableToMountFilesystem::becauseTheKeyIsNotValid($key);
}
if ( ! $filesystem instanceof FilesystemOperator) {
throw UnableToMountFilesystem::becauseTheFilesystemWasNotValid($filesystem);
}
}
private function mountFilesystem(string $key, FilesystemOperator $filesystem): void
{
$this->filesystems[$key] = $filesystem;
}
/**
* @param string $path
*
* @return array{0:FilesystemOperator, 1:string, 2:string}
*/
private function determineFilesystemAndPath(string $path): array
{
if (strpos($path, '://') < 1) {
throw UnableToResolveFilesystemMount::becauseTheSeparatorIsMissing($path);
}
/** @var string $mountIdentifier */
/** @var string $mountPath */
[$mountIdentifier, $mountPath] = explode('://', $path, 2);
if ( ! array_key_exists($mountIdentifier, $this->filesystems)) {
throw UnableToResolveFilesystemMount::becauseTheMountWasNotRegistered($mountIdentifier);
}
return [$this->filesystems[$mountIdentifier], $mountPath, $mountIdentifier];
}
private function copyInSameFilesystem(
FilesystemOperator $sourceFilesystem,
string $sourcePath,
string $destinationPath,
string $source,
string $destination,
array $config,
): void {
try {
$sourceFilesystem->copy($sourcePath, $destinationPath, $this->config->extend($config)->toArray());
} catch (UnableToCopyFile $exception) {
throw UnableToCopyFile::fromLocationTo($source, $destination, $exception);
}
}
private function copyAcrossFilesystem(
FilesystemOperator $sourceFilesystem,
string $sourcePath,
FilesystemOperator $destinationFilesystem,
string $destinationPath,
string $source,
string $destination,
array $config,
): void {
$config = $this->config->extend($config);
$retainVisibility = (bool) $config->get(Config::OPTION_RETAIN_VISIBILITY, true);
$visibility = $config->get(Config::OPTION_VISIBILITY);
try {
if ($visibility == null && $retainVisibility) {
$visibility = $sourceFilesystem->visibility($sourcePath);
}
$stream = $sourceFilesystem->readStream($sourcePath);
$destinationFilesystem->writeStream($destinationPath, $stream, $visibility ? compact(Config::OPTION_VISIBILITY) : []);
} catch (UnableToRetrieveMetadata | UnableToReadFile | UnableToWriteFile $exception) {
throw UnableToCopyFile::fromLocationTo($source, $destination, $exception);
}
}
private function moveInTheSameFilesystem(
FilesystemOperator $sourceFilesystem,
string $sourcePath,
string $destinationPath,
string $source,
string $destination,
array $config,
): void {
try {
$sourceFilesystem->move($sourcePath, $destinationPath, $this->config->extend($config)->toArray());
} catch (UnableToMoveFile $exception) {
throw UnableToMoveFile::fromLocationTo($source, $destination, $exception);
}
}
private function moveAcrossFilesystems(string $source, string $destination, array $config = []): void
{
try {
$this->copy($source, $destination, $config);
$this->delete($source);
} catch (UnableToCopyFile | UnableToDeleteFile $exception) {
throw UnableToMoveFile::fromLocationTo($source, $destination, $exception);
}
}
}
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