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<?php declare(strict_types=1); /* * This file is part of Guzzle Factory. * * (c) Graham Campbell <graham@alt-three.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace GrahamCampbell\GuzzleFactory; use GuzzleHttp\Client; use GuzzleHttp\Exception\ConnectException; use GuzzleHttp\Exception\TransferException; use GuzzleHttp\HandlerStack; use GuzzleHttp\Middleware; use Psr\Http\Message\RequestInterface; use Psr\Http\Message\ResponseInterface; /** * This is the guzzle factory class. * * @author Graham Campbell <graham@alt-three.com> */ final class GuzzleFactory { /** * The default connect timeout. * * @var int */ const CONNECT_TIMEOUT = 10; /** * The default connect timeout. * * @var int */ const TIMEOUT = 15; /** * The default backoff multiplier. * * @var int */ const BACKOFF = 1000; /** * The default 4xx retry codes. * * @var int[] */ const CODES = [429]; /** * Create a new guzzle client. * * @param array $options * @param int|null $backoff * @param int[]|null $codes * * @return \GuzzleHttp\Client */ public static function make(array $options = [], int $backoff = null, array $codes = null) { return new Client(array_merge(['handler' => self::handler($backoff, $codes), 'connect_timeout' => self::CONNECT_TIMEOUT, 'timeout' => self::TIMEOUT], $options)); } /** * Create a new guzzle handler stack. * * @param int|null $backoff * @param int[]|null $codes * * @return \GuzzleHttp\Client */ public static function handler(int $backoff = null, array $codes = null) { $stack = HandlerStack::create(); $stack->push(Middleware::retry(function ($retries, RequestInterface $request, ResponseInterface $response = null, TransferException $exception = null) { return $retries < 3 && ($exception instanceof ConnectException || ($response && ($response->getStatusCode() >= 500 || in_array($codes === null ? self::CODES : $codes, $response->getStatusCode())))); }, function ($retries) use ($backoff) { return (int) pow(2, $retries) * ($backoff === null ? self::BACKOFF : $backoff); })); return $stack; } }