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95 lines
5.7 KiB
95 lines
5.7 KiB
<?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\Contracts\HttpClient;
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use Symfony\Contracts\HttpClient\Exception\TransportExceptionInterface;
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use Symfony\Contracts\HttpClient\Test\HttpClientTestCase;
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/**
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* Provides flexible methods for requesting HTTP resources synchronously or asynchronously.
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*
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* @see HttpClientTestCase for a reference test suite
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*
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* @method static withOptions(array $options) Returns a new instance of the client with new default options
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*
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* @author Nicolas Grekas <p@tchwork.com>
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*/
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interface HttpClientInterface
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{
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public const OPTIONS_DEFAULTS = [
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'auth_basic' => null, // array|string - an array containing the username as first value, and optionally the
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// password as the second one; or string like username:password - enabling HTTP Basic
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// authentication (RFC 7617)
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'auth_bearer' => null, // string - a token enabling HTTP Bearer authorization (RFC 6750)
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'query' => [], // string[] - associative array of query string values to merge with the request's URL
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'headers' => [], // iterable|string[]|string[][] - headers names provided as keys or as part of values
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'body' => '', // array|string|resource|\Traversable|\Closure - the callback SHOULD yield a string
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// smaller than the amount requested as argument; the empty string signals EOF; if
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// an array is passed, it is meant as a form payload of field names and values
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'json' => null, // mixed - if set, implementations MUST set the "body" option to the JSON-encoded
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// value and set the "content-type" header to a JSON-compatible value if it is not
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// explicitly defined in the headers option - typically "application/json"
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'user_data' => null, // mixed - any extra data to attach to the request (scalar, callable, object...) that
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// MUST be available via $response->getInfo('user_data') - not used internally
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'max_redirects' => 20, // int - the maximum number of redirects to follow; a value lower than or equal to 0
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// means redirects should not be followed; "Authorization" and "Cookie" headers MUST
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// NOT follow except for the initial host name
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'http_version' => null, // string - defaults to the best supported version, typically 1.1 or 2.0
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'base_uri' => null, // string - the URI to resolve relative URLs, following rules in RFC 3986, section 2
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'buffer' => true, // bool|resource|\Closure - whether the content of the response should be buffered or not,
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// or a stream resource where the response body should be written,
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// or a closure telling if/where the response should be buffered based on its headers
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'on_progress' => null, // callable(int $dlNow, int $dlSize, array $info) - throwing any exceptions MUST abort
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// the request; it MUST be called on DNS resolution, on arrival of headers and on
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// completion; it SHOULD be called on upload/download of data and at least 1/s
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'resolve' => [], // string[] - a map of host to IP address that SHOULD replace DNS resolution
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'proxy' => null, // string - by default, the proxy-related env vars handled by curl SHOULD be honored
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'no_proxy' => null, // string - a comma separated list of hosts that do not require a proxy to be reached
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'timeout' => null, // float - the idle timeout - defaults to ini_get('default_socket_timeout')
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'max_duration' => 0, // float - the maximum execution time for the request+response as a whole;
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// a value lower than or equal to 0 means it is unlimited
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'bindto' => '0', // string - the interface or the local socket to bind to
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'verify_peer' => true, // see https://php.net/context.ssl for the following options
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'verify_host' => true,
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'cafile' => null,
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'capath' => null,
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'local_cert' => null,
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'local_pk' => null,
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'passphrase' => null,
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'ciphers' => null,
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'peer_fingerprint' => null,
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'capture_peer_cert_chain' => false,
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'extra' => [], // array - additional options that can be ignored if unsupported, unlike regular options
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];
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/**
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* Requests an HTTP resource.
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*
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* Responses MUST be lazy, but their status code MUST be
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* checked even if none of their public methods are called.
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*
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* Implementations are not required to support all options described above; they can also
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* support more custom options; but in any case, they MUST throw a TransportExceptionInterface
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* when an unsupported option is passed.
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*
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* @throws TransportExceptionInterface When an unsupported option is passed
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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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* Yields responses chunk by chunk as they complete.
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*
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* @param ResponseInterface|iterable<array-key, ResponseInterface> $responses One or more responses created by the current HTTP client
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* @param float|null $timeout The idle timeout before yielding timeout chunks
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*/
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public function stream($responses, float $timeout = null): ResponseStreamInterface;
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}
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