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<?php |
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/** |
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* @copyright Copyright (c) Flipbox Digital Limited |
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* @license https://github.com/flipbox/relay-simplecache/blob/master/LICENSE |
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* @link https://github.com/flipbox/relay-simplecache |
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*/ |
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namespace Flipbox\Relay\Middleware; |
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use Flipbox\Relay\Exceptions\InvalidSimpleCacheException; |
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use Psr\Http\Message\RequestInterface; |
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use Psr\Http\Message\ResponseInterface; |
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use Psr\SimpleCache\CacheInterface; |
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/** |
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* @author Flipbox Factory <[email protected]> |
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* @since 1.1.0 |
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*/ |
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abstract class AbstractSimpleCache extends AbstractMiddleware |
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{ |
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/** |
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* @var CacheInterface |
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*/ |
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public $cache; |
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/** |
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* @var string |
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*/ |
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public $key; |
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/** |
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* @inheritdoc |
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*/ |
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public function init() |
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{ |
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parent::init(); |
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if (!$this->cache instanceof CacheInterface) { |
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throw new InvalidSimpleCacheException( |
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sprintf( |
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"The class '%s' requires a cache instance of '%s', '%s' given.", |
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get_class($this), |
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CacheInterface::class, |
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get_class($this->cache) |
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) |
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); |
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} |
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} |
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/** |
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* Returns the id used to cache a request. |
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* |
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* @param RequestInterface $request |
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* |
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* @return string |
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*/ |
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protected function getCacheKey(RequestInterface $request): string |
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{ |
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if ($this->key === null) { |
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$this->key = $request->getMethod() . md5((string)$request->getUri()); |
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} |
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return (string)$this->key; |
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} |
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/** |
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* @param ResponseInterface $response |
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* @return bool |
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*/ |
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protected function isResponseSuccessful(ResponseInterface $response): bool |
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{ |
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if ($response->getStatusCode() >= 200 && |
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$response->getStatusCode() < 300 |
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) { |
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return true; |
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} |
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$this->warning( |
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"API request was not successful", |
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[ |
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'code' => $response->getStatusCode(), |
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'reason' => $response->getReasonPhrase() |
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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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flipbox /
relay-simplecache
