<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\HttpClient;
use Amp\Http\Client\Connection\ConnectionLimitingPool;
use Amp\Promise;
use Symfony\Contracts\HttpClient\HttpClientInterface;
/**
* A factory to instantiate the best possible HTTP client for the runtime.
*
* @author Nicolas Grekas <p@tchwork.com>
*/
final class HttpClient
{
/**
* @param array $defaultOptions Default request's options
* @param int $maxHostConnections The maximum number of connections to a single host
* @param int $maxPendingPushes The maximum number of pushed responses to accept in the queue
*
* @see HttpClientInterface::OPTIONS_DEFAULTS for available options
*/
public static function create(array $defaultOptions = [], int $maxHostConnections = 6, int $maxPendingPushes = 50): HttpClientInterface
{
if ($amp = class_exists(ConnectionLimitingPool::class) && interface_exists(Promise::class)) {
if (!\extension_loaded('curl')) {
return new AmpHttpClient($defaultOptions, null, $maxHostConnections, $maxPendingPushes);
}
// Skip curl when HTTP/2 push is unsupported or buggy, see https://bugs.php.net/77535
if (\PHP_VERSION_ID < 70217 || (\PHP_VERSION_ID >= 70300 && \PHP_VERSION_ID < 70304) || !\defined('CURLMOPT_PUSHFUNCTION')) {
return new AmpHttpClient($defaultOptions, null, $maxHostConnections, $maxPendingPushes);
}
static $curlVersion = null;
$curlVersion = $curlVersion ?? curl_version();
// HTTP/2 push crashes before curl 7.61
if (0x073D00 > $curlVersion['version_number'] || !(\CURL_VERSION_HTTP2 & $curlVersion['features'])) {
return new AmpHttpClient($defaultOptions, null, $maxHostConnections, $maxPendingPushes);
}
}
if (\extension_loaded('curl')) {
if ('\\' !== \DIRECTORY_SEPARATOR || isset($defaultOptions['cafile']) || isset($defaultOptions['capath']) || \ini_get('curl.cainfo') || \ini_get('openssl.cafile') || \ini_get('openssl.capath')) {
return new CurlHttpClient($defaultOptions, $maxHostConnections, $maxPendingPushes);
}
@trigger_error('Configure the "curl.cainfo", "openssl.cafile" or "openssl.capath" php.ini setting to enable the CurlHttpClient', \E_USER_WARNING);
}
if ($amp) {
return new AmpHttpClient($defaultOptions, null, $maxHostConnections, $maxPendingPushes);
}
@trigger_error((\extension_loaded('curl') ? 'Upgrade' : 'Install').' the curl extension or run "composer require amphp/http-client:^4.2.1" to perform async HTTP operations, including full HTTP/2 support', \E_USER_NOTICE);
return new NativeHttpClient($defaultOptions, $maxHostConnections);
}
/**
* Creates a client that adds options (e.g. authentication headers) only when the request URL matches the provided base URI.
*/
public static function createForBaseUri(string $baseUri, array $defaultOptions = [], int $maxHostConnections = 6, int $maxPendingPushes = 50): HttpClientInterface
{
$client = self::create([], $maxHostConnections, $maxPendingPushes);
return ScopingHttpClient::forBaseUri($client, $baseUri, $defaultOptions);
}
}