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CacheKeyTrait.php
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33 lines (28 loc) · 912 Bytes
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<?php
/*
* This file is part of the API Platform project.
*
* (c) Kévin Dunglas <dunglas@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
declare(strict_types=1);
namespace ApiPlatform\Serializer;
trait CacheKeyTrait
{
private function getCacheKey(?string $format, array $context): string|bool
{
foreach ($context[self::EXCLUDE_FROM_CACHE_KEY] ?? $this->defaultContext[self::EXCLUDE_FROM_CACHE_KEY] as $key) {
unset($context[$key]);
}
unset($context[self::EXCLUDE_FROM_CACHE_KEY]);
unset($context['cache_key']); // avoid artificially different keys
try {
return md5($format.serialize($context));
} catch (\Exception) {
// The context cannot be serialized, skip the cache
return false;
}
}
}