272 lines
9.8 KiB
PHP
272 lines
9.8 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\HttpClient;
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use GuzzleHttp\Promise\Promise as GuzzlePromise;
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use GuzzleHttp\Promise\RejectedPromise;
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use GuzzleHttp\Promise\Utils;
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use Http\Client\Exception\NetworkException;
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use Http\Client\Exception\RequestException;
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use Http\Client\HttpAsyncClient;
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use Http\Client\HttpClient as HttplugInterface;
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use Http\Discovery\Exception\NotFoundException;
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use Http\Discovery\Psr17FactoryDiscovery;
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use Http\Message\RequestFactory;
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use Http\Message\StreamFactory;
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use Http\Message\UriFactory;
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use Http\Promise\Promise;
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use Nyholm\Psr7\Factory\Psr17Factory;
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use Nyholm\Psr7\Request;
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use Nyholm\Psr7\Uri;
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use Psr\Http\Message\RequestFactoryInterface;
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use Psr\Http\Message\RequestInterface;
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use Psr\Http\Message\ResponseFactoryInterface;
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use Psr\Http\Message\ResponseInterface as Psr7ResponseInterface;
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use Psr\Http\Message\StreamFactoryInterface;
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use Psr\Http\Message\StreamInterface;
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use Psr\Http\Message\UriFactoryInterface;
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use Psr\Http\Message\UriInterface;
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use Symfony\Component\HttpClient\Internal\HttplugWaitLoop;
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use Symfony\Component\HttpClient\Response\HttplugPromise;
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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\Service\ResetInterface;
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if (!interface_exists(HttplugInterface::class)) {
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throw new \LogicException('You cannot use "Symfony\Component\HttpClient\HttplugClient" as the "php-http/httplug" package is not installed. Try running "composer require php-http/httplug".');
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}
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if (!interface_exists(RequestFactory::class)) {
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throw new \LogicException('You cannot use "Symfony\Component\HttpClient\HttplugClient" as the "php-http/message-factory" package is not installed. Try running "composer require nyholm/psr7".');
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}
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/**
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* An adapter to turn a Symfony HttpClientInterface into an Httplug client.
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*
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* Run "composer require nyholm/psr7" to install an efficient implementation of response
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* and stream factories with flex-provided autowiring aliases.
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*
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* @author Nicolas Grekas <p@tchwork.com>
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*/
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final class HttplugClient implements HttplugInterface, HttpAsyncClient, RequestFactory, StreamFactory, UriFactory, ResetInterface
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{
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private $client;
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private $responseFactory;
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private $streamFactory;
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/**
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* @var \SplObjectStorage<ResponseInterface, array{RequestInterface, Promise}>|null
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*/
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private $promisePool;
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private $waitLoop;
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public function __construct(HttpClientInterface $client = null, ResponseFactoryInterface $responseFactory = null, StreamFactoryInterface $streamFactory = null)
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{
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$this->client = $client ?? HttpClient::create();
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$this->responseFactory = $responseFactory;
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$this->streamFactory = $streamFactory ?? ($responseFactory instanceof StreamFactoryInterface ? $responseFactory : null);
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$this->promisePool = class_exists(Utils::class) ? new \SplObjectStorage() : null;
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if (null === $this->responseFactory || null === $this->streamFactory) {
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if (!class_exists(Psr17Factory::class) && !class_exists(Psr17FactoryDiscovery::class)) {
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throw new \LogicException('You cannot use the "Symfony\Component\HttpClient\HttplugClient" as no PSR-17 factories have been provided. Try running "composer require nyholm/psr7".');
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}
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try {
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$psr17Factory = class_exists(Psr17Factory::class, false) ? new Psr17Factory() : null;
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$this->responseFactory = $this->responseFactory ?? $psr17Factory ?? Psr17FactoryDiscovery::findResponseFactory();
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$this->streamFactory = $this->streamFactory ?? $psr17Factory ?? Psr17FactoryDiscovery::findStreamFactory();
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} catch (NotFoundException $e) {
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throw new \LogicException('You cannot use the "Symfony\Component\HttpClient\HttplugClient" as no PSR-17 factories have been found. Try running "composer require nyholm/psr7".', 0, $e);
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}
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}
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$this->waitLoop = new HttplugWaitLoop($this->client, $this->promisePool, $this->responseFactory, $this->streamFactory);
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}
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/**
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* {@inheritdoc}
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*/
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public function sendRequest(RequestInterface $request): Psr7ResponseInterface
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{
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try {
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return $this->waitLoop->createPsr7Response($this->sendPsr7Request($request));
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} catch (TransportExceptionInterface $e) {
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throw new NetworkException($e->getMessage(), $request, $e);
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}
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}
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/**
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* {@inheritdoc}
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*
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* @return HttplugPromise
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*/
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public function sendAsyncRequest(RequestInterface $request): Promise
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{
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if (!$promisePool = $this->promisePool) {
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throw new \LogicException(sprintf('You cannot use "%s()" as the "guzzlehttp/promises" package is not installed. Try running "composer require guzzlehttp/promises".', __METHOD__));
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}
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try {
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$response = $this->sendPsr7Request($request, true);
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} catch (NetworkException $e) {
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return new HttplugPromise(new RejectedPromise($e));
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}
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$waitLoop = $this->waitLoop;
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$promise = new GuzzlePromise(static function () use ($response, $waitLoop) {
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$waitLoop->wait($response);
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}, static function () use ($response, $promisePool) {
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$response->cancel();
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unset($promisePool[$response]);
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});
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$promisePool[$response] = [$request, $promise];
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return new HttplugPromise($promise);
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}
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/**
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* Resolves pending promises that complete before the timeouts are reached.
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*
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* When $maxDuration is null and $idleTimeout is reached, promises are rejected.
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*
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* @return int The number of remaining pending promises
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*/
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public function wait(float $maxDuration = null, float $idleTimeout = null): int
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{
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return $this->waitLoop->wait(null, $maxDuration, $idleTimeout);
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}
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/**
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* {@inheritdoc}
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*/
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public function createRequest($method, $uri, array $headers = [], $body = null, $protocolVersion = '1.1'): RequestInterface
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{
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if ($this->responseFactory instanceof RequestFactoryInterface) {
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$request = $this->responseFactory->createRequest($method, $uri);
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} elseif (class_exists(Request::class)) {
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$request = new Request($method, $uri);
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} elseif (class_exists(Psr17FactoryDiscovery::class)) {
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$request = Psr17FactoryDiscovery::findRequestFactory()->createRequest($method, $uri);
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} else {
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throw new \LogicException(sprintf('You cannot use "%s()" as the "nyholm/psr7" package is not installed. Try running "composer require nyholm/psr7".', __METHOD__));
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}
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$request = $request
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->withProtocolVersion($protocolVersion)
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->withBody($this->createStream($body))
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;
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foreach ($headers as $name => $value) {
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$request = $request->withAddedHeader($name, $value);
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}
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return $request;
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}
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/**
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* {@inheritdoc}
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*/
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public function createStream($body = null): StreamInterface
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{
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if ($body instanceof StreamInterface) {
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return $body;
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}
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if (\is_string($body ?? '')) {
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$stream = $this->streamFactory->createStream($body ?? '');
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} elseif (\is_resource($body)) {
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$stream = $this->streamFactory->createStreamFromResource($body);
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} else {
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throw new \InvalidArgumentException(sprintf('"%s()" expects string, resource or StreamInterface, "%s" given.', __METHOD__, get_debug_type($body)));
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}
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if ($stream->isSeekable()) {
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$stream->seek(0);
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}
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return $stream;
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}
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/**
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* {@inheritdoc}
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*/
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public function createUri($uri): UriInterface
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{
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if ($uri instanceof UriInterface) {
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return $uri;
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}
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if ($this->responseFactory instanceof UriFactoryInterface) {
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return $this->responseFactory->createUri($uri);
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}
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if (class_exists(Uri::class)) {
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return new Uri($uri);
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}
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if (class_exists(Psr17FactoryDiscovery::class)) {
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return Psr17FactoryDiscovery::findUrlFactory()->createUri($uri);
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}
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throw new \LogicException(sprintf('You cannot use "%s()" as the "nyholm/psr7" package is not installed. Try running "composer require nyholm/psr7".', __METHOD__));
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}
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public function __sleep(): array
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{
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throw new \BadMethodCallException('Cannot serialize '.__CLASS__);
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}
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public function __wakeup()
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{
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throw new \BadMethodCallException('Cannot unserialize '.__CLASS__);
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}
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public function __destruct()
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{
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$this->wait();
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}
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public function reset()
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{
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if ($this->client instanceof ResetInterface) {
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$this->client->reset();
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}
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}
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private function sendPsr7Request(RequestInterface $request, bool $buffer = null): ResponseInterface
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{
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try {
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$body = $request->getBody();
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if ($body->isSeekable()) {
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$body->seek(0);
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}
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return $this->client->request($request->getMethod(), (string) $request->getUri(), [
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'headers' => $request->getHeaders(),
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'body' => $body->getContents(),
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'http_version' => '1.0' === $request->getProtocolVersion() ? '1.0' : null,
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'buffer' => $buffer,
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]);
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} catch (\InvalidArgumentException $e) {
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throw new RequestException($e->getMessage(), $request, $e);
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} catch (TransportExceptionInterface $e) {
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throw new NetworkException($e->getMessage(), $request, $e);
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}
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}
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}
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