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efrain |
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<?php
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namespace Kevinrob\GuzzleCache\Strategy;
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use Kevinrob\GuzzleCache\KeyValueHttpHeader;
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use Kevinrob\GuzzleCache\Storage\CacheStorageInterface;
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use Psr\Http\Message\RequestInterface;
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use Psr\Http\Message\ResponseInterface;
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/**
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* This strategy represents a "public" or "shared" HTTP client.
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* You can share the storage between applications.
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*
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* For example, a response with cache-control header "private, max-age=60"
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* will be NOT cached by this strategy.
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*
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* The rules applied are from RFC 7234.
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*
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* @see https://tools.ietf.org/html/rfc7234
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*/
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class PublicCacheStrategy extends PrivateCacheStrategy
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{
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ariadna |
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public function __construct(?CacheStorageInterface $cache = null)
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efrain |
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{
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parent::__construct($cache);
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array_unshift($this->ageKey, 's-maxage');
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}
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/**
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* {@inheritdoc}
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*/
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protected function getCacheObject(RequestInterface $request, ResponseInterface $response)
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{
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$cacheControl = new KeyValueHttpHeader($response->getHeader('Cache-Control'));
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if ($cacheControl->has('private')) {
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return;
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}
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return parent::getCacheObject($request, $response);
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}
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}
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