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<?php |
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namespace BenTools\FunnelHttpClient; |
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use BenTools\FunnelHttpClient\Storage\ArrayStorage; |
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use BenTools\FunnelHttpClient\Storage\ThrottleStorageInterface; |
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use BenTools\FunnelHttpClient\Strategy\AlwaysThrottleStrategy; |
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use BenTools\FunnelHttpClient\Strategy\ThrottleStrategyInterface; |
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use LogicException; |
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use Psr\Log\LoggerInterface; |
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use Psr\Log\NullLogger; |
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use Symfony\Contracts\HttpClient\Exception\TransportExceptionInterface; |
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use Symfony\Contracts\HttpClient\HttpClientInterface; |
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use Symfony\Contracts\HttpClient\ResponseInterface; |
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use Symfony\Contracts\HttpClient\ResponseStreamInterface; |
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use function method_exists; |
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final class FunnelHttpClient implements HttpClientInterface |
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{ |
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public function __construct( |
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private HttpClientInterface $decorated, |
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private ThrottleStorageInterface $throttleStorage, |
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private ?ThrottleStrategyInterface $throttleStrategy = null, |
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private ?LoggerInterface $logger = null |
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) { |
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$this->throttleStrategy = $throttleStrategy ?? new AlwaysThrottleStrategy(); |
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$this->logger = $logger ?? new NullLogger(); |
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} |
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public function withOptions(array $options): static |
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{ |
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// SF 5+ compatibility |
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if (!method_exists($this->decorated, 'withOptions')) { |
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throw new LogicException('%s doesn\'t implement `withOptions`.'); |
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} |
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$clone = clone $this; |
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$clone->decorated = $clone->decorated->withOptions($options); |
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return $clone; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function request(string $method, string $url, array $options = []): ResponseInterface |
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{ |
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if (!$this->throttleStrategy->shouldThrottle($method, $url, $options)) { |
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return $this->decorated->request($method, $url, $options); |
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} |
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if (0 === $this->throttleStorage->getRemainingCalls()) { |
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$this->waitUntilReady($method, $url); |
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} |
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$this->throttleStorage->increment(); |
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try { |
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$response = $this->decorated->request($method, $url, $options); |
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} catch (TransportExceptionInterface $e) { |
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$this->throttleStorage->decrement(); |
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throw $e; |
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} |
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return $response; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function stream($responses, float $timeout = null): ResponseStreamInterface |
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{ |
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return $this->decorated->stream($responses, $timeout); |
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} |
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/** |
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* @param string $method |
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* @param string $url |
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*/ |
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private function waitUntilReady(string $method, string $url): void |
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{ |
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$remainingSeconds = $this->throttleStorage->getRemainingTime(); |
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$this->logger->info(\sprintf('Max requests / window reached. Waiting %s seconds...', $remainingSeconds), ['method' => $method, 'url' => $url]); |
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if (0 === ($remainingSeconds <=> (int) $remainingSeconds)) { |
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\sleep((int) $remainingSeconds); |
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} else { |
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\usleep((int) \round($remainingSeconds * 1000000)); |
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} |
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} |
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/** |
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* @param HttpClientInterface $client |
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* @param int $maxRequests |
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* @param float $timeWindow |
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* @param LoggerInterface|null $logger |
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* @return FunnelHttpClient |
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*/ |
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public static function throttle(HttpClientInterface $client, int $maxRequests, float $timeWindow, ?LoggerInterface $logger = null): self |
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{ |
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return new self($client, new ArrayStorage($maxRequests, $timeWindow), null, $logger); |
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} |
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} |
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bpolaszek /
funnel-http-client
Loading history...
This check looks for calls to methods that do not seem to exist on a given type. It looks for the method on the type itself as well as in inherited classes or implemented interfaces.
This is most likely a typographical error or the method has been renamed.