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<?php |
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/** |
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* @copyright Copyright (C) eZ Systems AS. All rights reserved. |
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* @license For full copyright and license information view LICENSE file distributed with this source code. |
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*/ |
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namespace eZ\Bundle\EzPublishCoreBundle\Imagine\Cache; |
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use eZ\Publish\API\Repository\Values\Content\Field; |
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use eZ\Publish\API\Repository\Values\Content\VersionInfo; |
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use eZ\Publish\SPI\Variation\VariationHandler; |
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use Psr\Cache\CacheItemPoolInterface; |
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/** |
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* Persistence Cache layer for AliasGenerator. |
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*/ |
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class AliasGeneratorDecorator implements VariationHandler |
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{ |
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/** |
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* @var \eZ\Publish\SPI\Variation\VariationHandler |
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*/ |
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private $aliasGenerator; |
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/** |
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* @var \Psr\Cache\CacheItemPoolInterface |
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*/ |
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private $cache; |
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/** |
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* @param \eZ\Publish\SPI\Variation\VariationHandler $aliasGenerator |
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* @param \Psr\Cache\CacheItemPoolInterface $cache |
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*/ |
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public function __construct(VariationHandler $aliasGenerator, CacheItemPoolInterface $cache) |
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{ |
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$this->aliasGenerator = $aliasGenerator; |
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$this->cache = $cache; |
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} |
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/** |
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* @param \eZ\Publish\API\Repository\Values\Content\Field $field |
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* @param \eZ\Publish\API\Repository\Values\Content\VersionInfo $versionInfo |
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* @param string $variationName |
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* @param array $parameters |
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* |
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* @return \eZ\Publish\SPI\Variation\Values\Variation |
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* |
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* @throws \Psr\Cache\InvalidArgumentException |
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*/ |
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public function getVariation(Field $field, VersionInfo $versionInfo, $variationName, array $parameters = []) |
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{ |
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$item = $this->cache->getItem($this->getCacheKey($field, $versionInfo, $variationName)); |
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$image = $item->get(); |
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if (!$item->isHit()) { |
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$image = $this->aliasGenerator->getVariation($field, $versionInfo, $variationName, $parameters); |
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$item->set($image); |
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$this->cache->save($item); |
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} |
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return $image; |
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} |
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/** |
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* @param \eZ\Publish\API\Repository\Values\Content\Field $field |
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* @param \eZ\Publish\API\Repository\Values\Content\VersionInfo $versionInfo |
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* @param string $variationName |
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* |
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* @return string |
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*/ |
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private function getCacheKey(Field $field, VersionInfo $versionInfo, $variationName) |
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{ |
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return sprintf( |
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'ez-image-variation-%d-%d-%s-%s', |
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$versionInfo->getContentInfo()->id, |
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$versionInfo->id, |
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$field->id, |
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$variationName |
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); |
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} |
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} |
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ezsystems /
ezpublish-kernel
