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<?php |
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/* |
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* This file is part of Zippy. |
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* |
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* (c) Alchemy <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Alchemy\Zippy\Resource; |
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use Alchemy\Zippy\Exception\IOException; |
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use Symfony\Component\Filesystem\Filesystem; |
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use Symfony\Component\Filesystem\Exception\IOException as SfIOException; |
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class ResourceManager |
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{ |
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private $mapper; |
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private $teleporter; |
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private $filesystem; |
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/** |
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* Constructor |
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* |
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* @param RequestMapper $mapper |
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* @param ResourceTeleporter $teleporter |
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* @param Filesystem $filesystem |
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*/ |
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public function __construct(RequestMapper $mapper, ResourceTeleporter $teleporter, Filesystem $filesystem) |
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{ |
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$this->mapper = $mapper; |
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$this->filesystem = $filesystem; |
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$this->teleporter = $teleporter; |
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} |
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/** |
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* Handles an archival request. |
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* |
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* The request is an array of string|streams to compute in a context (current |
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* working directory most of the time) |
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* Some keys can be associative. In these cases, the key is used the target |
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* for the file. |
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* |
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* @param string $context |
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* @param array $request |
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* |
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* @return ResourceCollection |
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* |
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* @throws IOException In case of write failure |
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*/ |
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public function handle($context, array $request) |
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{ |
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$collection = $this->mapper->map($context, $request); |
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if (!$collection->canBeProcessedInPlace()) { |
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$context = sprintf('%s/%s', sys_get_temp_dir(), uniqid('zippy_')); |
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try { |
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$this->filesystem->mkdir($context); |
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} catch (SfIOException $e) { |
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throw new IOException(sprintf('Could not create temporary folder %s', $context), $e->getCode(), $e); |
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} |
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foreach ($collection as $resource) { |
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$this->teleporter->teleport($context, $resource); |
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} |
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$collection = new ResourceCollection($context, $collection->toArray(), true); |
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} |
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return $collection; |
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} |
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/** |
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* This method must be called once the ResourceCollection has been processed. |
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* |
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* It will remove temporary files |
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* |
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* @todo this should be done in the __destruct method of ResourceCollection |
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* |
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* @param ResourceCollection $collection |
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*/ |
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public function cleanup(ResourceCollection $collection) |
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{ |
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if ($collection->isTemporary()) { |
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try { |
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$this->filesystem->remove($collection->getContext()); |
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} catch (IOException $e) { |
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// log this ? |
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} |
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} |
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} |
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/** |
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* Creates a default ResourceManager |
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* |
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* @return ResourceManager |
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*/ |
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public static function create() |
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{ |
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return new static(RequestMapper::create(), ResourceTeleporter::create(), new Filesystem()); |
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} |
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} |
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alchemy-fr /
Zippy
