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<?php |
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/* |
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* This file is part of Transfer. |
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* |
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* For the full copyright and license information, please view the LICENSE file located |
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* in the root directory. |
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*/ |
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namespace Transfer\Storage; |
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use Transfer\Storage\Exception\ObjectNotFoundException; |
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use Transfer\Storage\Hashing\HashingStrategyInterface; |
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/** |
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* File storage. |
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*/ |
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class FileStorage extends AbstractStorage |
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{ |
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/** |
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* @var string Storage directory |
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*/ |
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private $directory; |
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/** |
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* @param string $directory Storage directory |
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* @param HashingStrategyInterface $hashingStrategy Hashing strategy |
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*/ |
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public function __construct($directory = '/tmp', HashingStrategyInterface $hashingStrategy = null) |
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{ |
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parent::__construct($hashingStrategy); |
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$this->directory = $directory; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function add($object, $id = null) |
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{ |
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if ($id === null) { |
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$id = $this->hashingStrategy->hash($object); |
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} |
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file_put_contents(sprintf('%s/%s', $this->directory, $id), serialize($object)); |
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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 contains($object) |
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{ |
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return $this->containsId($this->hashingStrategy->hash($object)); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function containsId($id) |
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{ |
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return file_exists(sprintf('%s/%s', $this->directory, $id)); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function findById($id) |
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{ |
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if (!$this->containsId($id)) { |
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throw new ObjectNotFoundException($id); |
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} |
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return unserialize(file_get_contents(sprintf('%s/%s', $this->directory, $id))); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function remove($object) |
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{ |
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return $this->removeById($this->hashingStrategy->hash($object)); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function removeById($id) |
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{ |
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unlink(sprintf('%s/%s', $this->directory, $id)); |
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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 all() |
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{ |
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throw new \Exception('Unsupported method.'); |
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} |
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} |
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transfer-framework /
transfer
