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<?php |
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namespace Kevinrob\GuzzleCache\Strategy\Delegate; |
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use Kevinrob\GuzzleCache\Strategy\CacheStrategyInterface; |
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use Kevinrob\GuzzleCache\Strategy\NullCacheStrategy; |
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use Psr\Http\Message\RequestInterface; |
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use Psr\Http\Message\ResponseInterface; |
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class DelegatingCacheStrategy implements CacheStrategyInterface |
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{ |
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/** |
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* @var array |
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*/ |
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private $requestMatchers = []; |
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/** |
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* @var CacheStrategyInterface |
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*/ |
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private $defaultCacheStrategy; |
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/** |
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* DelegatingCacheStrategy constructor. |
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*/ |
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public function __construct(CacheStrategyInterface $defaultCacheStrategy = null) |
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{ |
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$this->defaultCacheStrategy = $defaultCacheStrategy ?: new NullCacheStrategy(); |
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} |
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/** |
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* @param CacheStrategyInterface $defaultCacheStrategy |
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*/ |
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public function setDefaultCacheStrategy(CacheStrategyInterface $defaultCacheStrategy) |
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{ |
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$this->defaultCacheStrategy = $defaultCacheStrategy; |
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} |
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/** |
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* @param RequestMatcherInterface $requestMatcher |
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* @param CacheStrategyInterface $cacheStrategy |
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*/ |
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final public function registerRequestMatcher(RequestMatcherInterface $requestMatcher, CacheStrategyInterface $cacheStrategy) |
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{ |
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$this->requestMatchers[] = [ |
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$requestMatcher, |
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$cacheStrategy, |
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]; |
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} |
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/** |
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* @param RequestInterface $request |
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* @return CacheStrategyInterface |
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*/ |
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private function getStrategyFor(RequestInterface $request) |
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{ |
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/** |
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* @var RequestMatcherInterface $requestMatcher |
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* @var CacheStrategyInterface $cacheStrategy |
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*/ |
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foreach ($this->requestMatchers as $requestMatcher) { |
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list($requestMatcher, $cacheStrategy) = $requestMatcher; |
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if ($requestMatcher->matches($request)) { |
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return $cacheStrategy; |
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} |
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} |
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return $this->defaultCacheStrategy; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function fetch(RequestInterface $request) |
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{ |
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return $this->getStrategyFor($request)->fetch($request); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function cache(RequestInterface $request, ResponseInterface $response) |
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{ |
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return $this->getStrategyFor($request)->cache($request, $response); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function update(RequestInterface $request, ResponseInterface $response) |
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{ |
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return $this->getStrategyFor($request)->update($request, $response); |
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} |
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} |
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Kevinrob /
guzzle-cache-middleware
