gmail-smtp / google-api-php-client / vendor / google / auth / src / HttpHandler / HttpHandlerFactory.php

HttpHandlerFactory.php in Gmail SMTP trunk, at google-api-php-client/vendor/google/auth/src/HttpHandler/HttpHandlerFactory.php

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1	<?php
2	/**
3	* Copyright 2015 Google Inc. All Rights Reserved.
4	*
5	* Licensed under the Apache License, Version 2.0 (the "License");
6	* you may not use this file except in compliance with the License.
7	* You may obtain a copy of the License at
8	*
9	* http://www.apache.org/licenses/LICENSE-2.0
10	*
11	* Unless required by applicable law or agreed to in writing, software
12	* distributed under the License is distributed on an "AS IS" BASIS,
13	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14	* See the License for the specific language governing permissions and
15	* limitations under the License.
16	*/
17	namespace Google\Auth\HttpHandler;
18
19	use Google\Auth\ApplicationDefaultCredentials;
20	use GuzzleHttp\BodySummarizer;
21	use GuzzleHttp\Client;
22	use GuzzleHttp\ClientInterface;
23	use GuzzleHttp\HandlerStack;
24	use GuzzleHttp\Middleware;
25	use Psr\Log\LoggerInterface;
26
27	class HttpHandlerFactory
28	{
29	/**
30	* Builds out a default http handler for the installed version of guzzle.
31	*
32	* @param ClientInterface\|null $client
33	* @param null\|false\|LoggerInterface $logger
34	* @return Guzzle6HttpHandler\|Guzzle7HttpHandler
35	* @throws \Exception
36	*/
37	public static function build(
38	?ClientInterface $client = null,
39	null\|false\|LoggerInterface $logger = null,
40	) {
41	if (is_null($client)) {
42	$stack = null;
43	if (class_exists(BodySummarizer::class)) {
44	// double the # of characters before truncation by default
45	$bodySummarizer = new BodySummarizer(240);
46	$stack = HandlerStack::create();
47	$stack->remove('http_errors');
48	$stack->unshift(Middleware::httpErrors($bodySummarizer), 'http_errors');
49	}
50	$client = new Client(['handler' => $stack]);
51	}
52
53	$logger = ($logger === false)
54	? null
55	: $logger ?? ApplicationDefaultCredentials::getDefaultLogger();
56
57	$version = null;
58	if (defined('GuzzleHttp\ClientInterface::MAJOR_VERSION')) {
59	$version = ClientInterface::MAJOR_VERSION;
60	} elseif (defined('GuzzleHttp\ClientInterface::VERSION')) {
61	$version = (int) substr(ClientInterface::VERSION, 0, 1);
62	}
63
64	switch ($version) {
65	case 6:
66	return new Guzzle6HttpHandler($client, $logger);
67	case 7:
68	return new Guzzle7HttpHandler($client, $logger);
69	default:
70	throw new \Exception('Version not supported');
71	}
72	}
73	}
74