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<?php |
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declare(strict_types=1); |
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namespace AbterPhp\Framework\Assets\CacheManager; |
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use League\Flysystem\FileExistsException; |
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use League\Flysystem\FilesystemInterface; |
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class Flysystem implements ICacheManager |
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{ |
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const ERROR_FILESYSTEM_NOT_FOUND = 'filesystem not found'; |
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/** @var FilesystemInterface[] */ |
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protected $filesystems = []; |
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/** @var callable[] callables that can check if a filesystem is suited to be used for a given path */ |
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protected $pathCheckers = []; |
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/** @var callable used to decide if a file can be deleted or not */ |
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protected $isFlushable; |
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public function __construct() |
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{ |
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$this->isFlushable = function (array $obj) { |
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if ($obj['basename'] === '.gitignore') { |
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return false; |
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} |
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if (!empty($obj['extension']) && strtolower($obj['extension']) === 'php') { |
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return false; |
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} |
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return true; |
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}; |
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} |
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/** |
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* @param callable $isFlushable must expect an array containing file information and return a true if a file is |
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* flushable |
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* @return $this |
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*/ |
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public function setIsFlushable(callable $isFlushable): ICacheManager |
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{ |
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$this->isFlushable = $isFlushable; |
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return $this; |
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} |
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/** |
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* @param string $path |
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* |
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* @return FilesystemInterface |
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*/ |
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protected function getFilesystem(string $path): FilesystemInterface |
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{ |
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foreach ($this->filesystems as $priority => $filesystem) { |
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if (empty($this->pathCheckers[$priority])) { |
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return $filesystem; |
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} |
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if (call_user_func($this->pathCheckers[$priority], $path)) { |
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return $filesystem; |
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} |
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} |
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throw new \InvalidArgumentException(static::ERROR_FILESYSTEM_NOT_FOUND); |
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} |
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/** |
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* @param FilesystemInterface $filesystem |
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* @param callable|null $checker |
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* @param int|null $priority |
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*/ |
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public function registerFilesystem(FilesystemInterface $filesystem, callable $checker = null, ?int $priority = null) |
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{ |
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$priority = $priority === null ? count($this->filesystems) * -1 : $priority; |
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$this->filesystems[$priority] = $filesystem; |
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$this->pathCheckers[$priority] = $checker; |
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krsort($this->filesystems); |
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krsort($this->pathCheckers); |
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} |
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/** |
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* @param string $path |
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* @param string $groupName |
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* |
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* @return bool |
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*/ |
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public function has(string $path): bool |
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{ |
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$fs = $this->getFilesystem($path); |
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return $fs->has($path); |
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} |
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/** |
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* @param string $path |
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* |
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* @return string|null |
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* @throws \League\Flysystem\FileNotFoundException |
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*/ |
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public function read(string $path): ?string |
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{ |
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$fs = $this->getFilesystem($path); |
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if (!$fs->has($path)) { |
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return null; |
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} |
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$content = $fs->read($path); |
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if ($content === false) { |
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return null; |
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} |
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return (string)$content; |
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} |
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/** |
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* @param string $path |
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* @param string $content |
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* @param string $force |
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* |
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* @return bool |
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* @throws \League\Flysystem\FileExistsException |
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*/ |
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public function write(string $path, string $content, bool $force = true): bool |
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{ |
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$fs = $this->getFilesystem($path); |
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try { |
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return (bool)$fs->write($path, $content); |
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} catch (FileExistsException $e) { |
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if ($force) { |
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$fs->delete($path); |
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return (bool)$fs->write($path, $content); |
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} |
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} |
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return false; |
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} |
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/** |
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* @param string $path |
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* |
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* @return string |
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* @throws \League\Flysystem\FileNotFoundException |
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*/ |
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public function getWebPath(string $path): string |
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{ |
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$fs = $this->getFilesystem($path); |
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$timestamp = (string)$fs->getTimestamp($path); |
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$path = '/' . ltrim($path, '/'); |
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$rand = substr(md5($timestamp), 0, 5); |
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return sprintf('%s?%s', $path, $rand); |
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} |
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/** |
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* @throws \League\Flysystem\FileNotFoundException |
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*/ |
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public function flush() |
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{ |
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foreach ($this->filesystems as $filesystem) { |
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$objects = $filesystem->listContents('/', false); |
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foreach ($objects as $object) { |
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if (!call_user_func($this->isFlushable, $object)) { |
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continue; |
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} |
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$filesystem->delete($object['path']); |
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} |
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} |
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} |
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} |
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abterphp /
framework
