43 lines
1.3 KiB
PHP
43 lines
1.3 KiB
PHP
<?php
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/**
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* @see https://github.com/laminas/laminas-cache for the canonical source repository
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* @copyright https://github.com/laminas/laminas-cache/blob/master/COPYRIGHT.md
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* @license https://github.com/laminas/laminas-cache/blob/master/LICENSE.md New BSD License
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*/
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namespace Laminas\Cache\Psr;
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use Laminas\Cache\Storage\StorageInterface;
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/**
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* Provides common functionality surrounding value de/serialization as required
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* by both PSR-6 and PSR-16
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*/
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trait SerializationTrait
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{
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/**
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* Determine if the given storage adapter requires serialization.
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*
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* @param StorageInterface $storage
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* @return bool
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*/
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private function isSerializationRequired(StorageInterface $storage)
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{
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$capabilities = $storage->getCapabilities();
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$requiredTypes = ['string', 'integer', 'double', 'boolean', 'NULL', 'array', 'object'];
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$types = $capabilities->getSupportedDatatypes();
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foreach ($requiredTypes as $type) {
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// 'object' => 'object' is OK
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// 'integer' => 'string' is not (redis)
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// 'integer' => 'integer' is not (memcache)
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if (! (isset($types[$type]) && in_array($types[$type], [true, 'array', 'object'], true))) {
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return true;
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}
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}
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return false;
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}
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}
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