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<?php |
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/* |
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* This file is part of the `liip/LiipImagineBundle` project. |
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* |
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* (c) https://github.com/liip/LiipImagineBundle/graphs/contributors |
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* |
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* For the full copyright and license information, please view the LICENSE.md |
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* file that was distributed with this source code. |
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*/ |
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namespace Liip\ImagineBundle\Imagine\Data\Loader; |
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use Doctrine\Common\Persistence\ObjectManager; |
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use Liip\ImagineBundle\Exception\File\Loader\NotLoadableException; |
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use Liip\ImagineBundle\File\FileBlob; |
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use Liip\ImagineBundle\File\FileInterface; |
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abstract class AbstractDoctrineLoader implements LoaderInterface |
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{ |
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/** |
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* @var ObjectManager |
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*/ |
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protected $manager; |
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/** |
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* @var string |
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*/ |
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protected $class; |
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/** |
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* @param ObjectManager $manager |
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* @param string $class |
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*/ |
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public function __construct(ObjectManager $manager, string $class = null) |
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{ |
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$this->manager = $manager; |
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$this->class = $class; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function find(string $identity): FileInterface |
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{ |
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$image = $this->manager->find($this->class, $this->mapPathToId($identity)); |
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if (!$image) { |
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// try to find the image without extension |
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$info = pathinfo($identity); |
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$name = $info['dirname'].'/'.$info['filename']; |
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$image = $this->manager->find($this->class, $this->mapPathToId($name)); |
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} |
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if (!$image) { |
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throw new NotLoadableException('Source image was not found with id "%s"', $identity); |
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} |
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return FileBlob::create(stream_get_contents($this->getStreamFromImage($image))); |
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} |
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/** |
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* Map the requested path (ie. subpath in the URL) to an id that can be used to lookup the image in the Doctrine store. |
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* |
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* @param string $path |
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* |
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* @return string |
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*/ |
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abstract protected function mapPathToId($path); |
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/** |
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* Return a stream resource from the Doctrine entity/document with the image content. |
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* |
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* @param object $image |
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* |
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* @return resource |
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*/ |
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abstract protected function getStreamFromImage($image); |
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} |
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liip /
LiipImagineBundle
