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<?php |
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declare(strict_types=1); |
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/** |
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* balloon |
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* |
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* @copyright Copryright (c) 2012-2018 gyselroth GmbH (https://gyselroth.com) |
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* @license GPL-3.0 https://opensource.org/licenses/GPL-3.0 |
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*/ |
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namespace Balloon\Filesystem\Storage\Adapter; |
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use Balloon\Filesystem\Node\Collection; |
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use Balloon\Filesystem\Node\File; |
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use Balloon\Filesystem\Node\NodeInterface; |
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use Balloon\Filesystem\Storage\Exception; |
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use Balloon\Server\User; |
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use MongoDB\BSON\ObjectId; |
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class Blackhole implements AdapterInterface |
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{ |
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/** |
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* Storage. |
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* |
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* @var array |
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*/ |
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protected $streams = []; |
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/** |
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* {@inheritdoc} |
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*/ |
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public function hasNode(NodeInterface $node): bool |
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{ |
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return true; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function deleteFile(File $file, ?int $version = null): ?array |
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{ |
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return $file->getAttributes()['storage']; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function readonly(NodeInterface $node, bool $readonly = true): ?array |
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{ |
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return $node->getAttributes()['storage']; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function forceDeleteFile(File $file, ?int $version = null): bool |
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{ |
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return true; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function openReadStream(File $file) |
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{ |
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return true; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function createCollection(Collection $parent, string $name): array |
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{ |
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return []; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function deleteCollection(Collection $collection): ?array |
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{ |
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return $collection->getAttributes()['storage']; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function move(NodeInterface $node, Collection $parent): ?array |
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{ |
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$storage = $node->getAttributes()['storage']; |
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$parent = $parent->getAttributes()['storage']; |
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$storage['path'] = dirname($parent['path']).DIRECTORY_SEPARATOR.$node->getName(); |
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return $storage; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function forceDeleteCollection(Collection $collection): bool |
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{ |
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return true; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function undelete(NodeInterface $node): ?array |
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{ |
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return $node->getAttributes()['storage']; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function rename(NodeInterface $node, string $new_name): ?array |
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{ |
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$storage = $node->getAttributes()['storage']; |
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$storage['path'] = dirname($storage['path']).DIRECTORY_SEPARATOR.$new_name; |
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return $storage; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function storeTemporaryFile($stream, User $user, ?ObjectId $session = null): ObjectId |
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{ |
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$session = new ObjectId(); |
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$this->streams[(string) $session] = $stream; |
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return $session; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function storeFile(File $file, ObjectId $session): array |
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{ |
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$hash = hash_init('md5'); |
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if (!isset($this->streams[(string) $session])) { |
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throw new Exception\BlobNotFound('temporary blob '.$session.' has not been found'); |
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} |
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$stream = $this->streams[(string) $session]; |
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$size = 0; |
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while (!feof($stream)) { |
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$buffer = fgets($stream, 65536); |
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if ($buffer === false) { |
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continue; |
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} |
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$size += mb_strlen($buffer, '8bit'); |
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hash_update($hash, $buffer); |
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} |
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unset($this->streams[(string) $session]); |
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$md5 = hash_final($hash); |
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return [ |
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'reference' => $file->getAttributes()['storage'], |
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'size' => $size, |
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'hash' => $md5, |
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]; |
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} |
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} |
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gyselroth /
balloon
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