source: vendor/guzzlehttp/guzzle/src/Client.php

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1<?php
2
3namespace GuzzleHttp;
4
5use GuzzleHttp\Cookie\CookieJar;
6use GuzzleHttp\Exception\GuzzleException;
7use GuzzleHttp\Exception\InvalidArgumentException;
8use GuzzleHttp\Promise as P;
9use GuzzleHttp\Promise\PromiseInterface;
10use Psr\Http\Message\RequestInterface;
11use Psr\Http\Message\ResponseInterface;
12use Psr\Http\Message\UriInterface;
13
14/**
15 * @final
16 */
17class Client implements ClientInterface, \Psr\Http\Client\ClientInterface
18{
19 use ClientTrait;
20
21 /**
22 * @var array Default request options
23 */
24 private $config;
25
26 /**
27 * Clients accept an array of constructor parameters.
28 *
29 * Here's an example of creating a client using a base_uri and an array of
30 * default request options to apply to each request:
31 *
32 * $client = new Client([
33 * 'base_uri' => 'http://www.foo.com/1.0/',
34 * 'timeout' => 0,
35 * 'allow_redirects' => false,
36 * 'proxy' => '192.168.16.1:10'
37 * ]);
38 *
39 * Client configuration settings include the following options:
40 *
41 * - handler: (callable) Function that transfers HTTP requests over the
42 * wire. The function is called with a Psr7\Http\Message\RequestInterface
43 * and array of transfer options, and must return a
44 * GuzzleHttp\Promise\PromiseInterface that is fulfilled with a
45 * Psr7\Http\Message\ResponseInterface on success.
46 * If no handler is provided, a default handler will be created
47 * that enables all of the request options below by attaching all of the
48 * default middleware to the handler.
49 * - base_uri: (string|UriInterface) Base URI of the client that is merged
50 * into relative URIs. Can be a string or instance of UriInterface.
51 * - **: any request option
52 *
53 * @param array $config Client configuration settings.
54 *
55 * @see RequestOptions for a list of available request options.
56 */
57 public function __construct(array $config = [])
58 {
59 if (!isset($config['handler'])) {
60 $config['handler'] = HandlerStack::create();
61 } elseif (!\is_callable($config['handler'])) {
62 throw new InvalidArgumentException('handler must be a callable');
63 }
64
65 // Convert the base_uri to a UriInterface
66 if (isset($config['base_uri'])) {
67 $config['base_uri'] = Psr7\Utils::uriFor($config['base_uri']);
68 }
69
70 $this->configureDefaults($config);
71 }
72
73 /**
74 * @param string $method
75 * @param array $args
76 *
77 * @return PromiseInterface|ResponseInterface
78 *
79 * @deprecated Client::__call will be removed in guzzlehttp/guzzle:8.0.
80 */
81 public function __call($method, $args)
82 {
83 if (\count($args) < 1) {
84 throw new InvalidArgumentException('Magic request methods require a URI and optional options array');
85 }
86
87 $uri = $args[0];
88 $opts = $args[1] ?? [];
89
90 return \substr($method, -5) === 'Async'
91 ? $this->requestAsync(\substr($method, 0, -5), $uri, $opts)
92 : $this->request($method, $uri, $opts);
93 }
94
95 /**
96 * Asynchronously send an HTTP request.
97 *
98 * @param array $options Request options to apply to the given
99 * request and to the transfer. See \GuzzleHttp\RequestOptions.
100 */
101 public function sendAsync(RequestInterface $request, array $options = []): PromiseInterface
102 {
103 // Merge the base URI into the request URI if needed.
104 $options = $this->prepareDefaults($options);
105
106 return $this->transfer(
107 $request->withUri($this->buildUri($request->getUri(), $options), $request->hasHeader('Host')),
108 $options
109 );
110 }
111
112 /**
113 * Send an HTTP request.
114 *
115 * @param array $options Request options to apply to the given
116 * request and to the transfer. See \GuzzleHttp\RequestOptions.
117 *
118 * @throws GuzzleException
119 */
120 public function send(RequestInterface $request, array $options = []): ResponseInterface
121 {
122 $options[RequestOptions::SYNCHRONOUS] = true;
123
124 return $this->sendAsync($request, $options)->wait();
125 }
126
127 /**
128 * The HttpClient PSR (PSR-18) specify this method.
129 *
130 * {@inheritDoc}
131 */
132 public function sendRequest(RequestInterface $request): ResponseInterface
133 {
134 $options[RequestOptions::SYNCHRONOUS] = true;
135 $options[RequestOptions::ALLOW_REDIRECTS] = false;
136 $options[RequestOptions::HTTP_ERRORS] = false;
137
138 return $this->sendAsync($request, $options)->wait();
139 }
140
141 /**
142 * Create and send an asynchronous HTTP request.
143 *
144 * Use an absolute path to override the base path of the client, or a
145 * relative path to append to the base path of the client. The URL can
146 * contain the query string as well. Use an array to provide a URL
147 * template and additional variables to use in the URL template expansion.
148 *
149 * @param string $method HTTP method
150 * @param string|UriInterface $uri URI object or string.
151 * @param array $options Request options to apply. See \GuzzleHttp\RequestOptions.
152 */
153 public function requestAsync(string $method, $uri = '', array $options = []): PromiseInterface
154 {
155 $options = $this->prepareDefaults($options);
156 // Remove request modifying parameter because it can be done up-front.
157 $headers = $options['headers'] ?? [];
158 $body = $options['body'] ?? null;
159 $version = $options['version'] ?? '1.1';
160 // Merge the URI into the base URI.
161 $uri = $this->buildUri(Psr7\Utils::uriFor($uri), $options);
162 if (\is_array($body)) {
163 throw $this->invalidBody();
164 }
165 $request = new Psr7\Request($method, $uri, $headers, $body, $version);
166 // Remove the option so that they are not doubly-applied.
167 unset($options['headers'], $options['body'], $options['version']);
168
169 return $this->transfer($request, $options);
170 }
171
172 /**
173 * Create and send an HTTP request.
174 *
175 * Use an absolute path to override the base path of the client, or a
176 * relative path to append to the base path of the client. The URL can
177 * contain the query string as well.
178 *
179 * @param string $method HTTP method.
180 * @param string|UriInterface $uri URI object or string.
181 * @param array $options Request options to apply. See \GuzzleHttp\RequestOptions.
182 *
183 * @throws GuzzleException
184 */
185 public function request(string $method, $uri = '', array $options = []): ResponseInterface
186 {
187 $options[RequestOptions::SYNCHRONOUS] = true;
188
189 return $this->requestAsync($method, $uri, $options)->wait();
190 }
191
192 /**
193 * Get a client configuration option.
194 *
195 * These options include default request options of the client, a "handler"
196 * (if utilized by the concrete client), and a "base_uri" if utilized by
197 * the concrete client.
198 *
199 * @param string|null $option The config option to retrieve.
200 *
201 * @return mixed
202 *
203 * @deprecated Client::getConfig will be removed in guzzlehttp/guzzle:8.0.
204 */
205 public function getConfig(?string $option = null)
206 {
207 return $option === null
208 ? $this->config
209 : ($this->config[$option] ?? null);
210 }
211
212 private function buildUri(UriInterface $uri, array $config): UriInterface
213 {
214 if (isset($config['base_uri'])) {
215 $uri = Psr7\UriResolver::resolve(Psr7\Utils::uriFor($config['base_uri']), $uri);
216 }
217
218 if (isset($config['idn_conversion']) && ($config['idn_conversion'] !== false)) {
219 $idnOptions = ($config['idn_conversion'] === true) ? \IDNA_DEFAULT : $config['idn_conversion'];
220 $uri = Utils::idnUriConvert($uri, $idnOptions);
221 }
222
223 return $uri->getScheme() === '' && $uri->getHost() !== '' ? $uri->withScheme('http') : $uri;
224 }
225
226 /**
227 * Configures the default options for a client.
228 */
229 private function configureDefaults(array $config): void
230 {
231 $defaults = [
232 'allow_redirects' => RedirectMiddleware::$defaultSettings,
233 'http_errors' => true,
234 'decode_content' => true,
235 'verify' => true,
236 'cookies' => false,
237 'idn_conversion' => false,
238 ];
239
240 // Use the standard Linux HTTP_PROXY and HTTPS_PROXY if set.
241
242 // We can only trust the HTTP_PROXY environment variable in a CLI
243 // process due to the fact that PHP has no reliable mechanism to
244 // get environment variables that start with "HTTP_".
245 if (\PHP_SAPI === 'cli' && ($proxy = Utils::getenv('HTTP_PROXY'))) {
246 $defaults['proxy']['http'] = $proxy;
247 }
248
249 if ($proxy = Utils::getenv('HTTPS_PROXY')) {
250 $defaults['proxy']['https'] = $proxy;
251 }
252
253 if ($noProxy = Utils::getenv('NO_PROXY')) {
254 $cleanedNoProxy = \str_replace(' ', '', $noProxy);
255 $defaults['proxy']['no'] = \explode(',', $cleanedNoProxy);
256 }
257
258 $this->config = $config + $defaults;
259
260 if (!empty($config['cookies']) && $config['cookies'] === true) {
261 $this->config['cookies'] = new CookieJar();
262 }
263
264 // Add the default user-agent header.
265 if (!isset($this->config['headers'])) {
266 $this->config['headers'] = ['User-Agent' => Utils::defaultUserAgent()];
267 } else {
268 // Add the User-Agent header if one was not already set.
269 foreach (\array_keys($this->config['headers']) as $name) {
270 if (\strtolower($name) === 'user-agent') {
271 return;
272 }
273 }
274 $this->config['headers']['User-Agent'] = Utils::defaultUserAgent();
275 }
276 }
277
278 /**
279 * Merges default options into the array.
280 *
281 * @param array $options Options to modify by reference
282 */
283 private function prepareDefaults(array $options): array
284 {
285 $defaults = $this->config;
286
287 if (!empty($defaults['headers'])) {
288 // Default headers are only added if they are not present.
289 $defaults['_conditional'] = $defaults['headers'];
290 unset($defaults['headers']);
291 }
292
293 // Special handling for headers is required as they are added as
294 // conditional headers and as headers passed to a request ctor.
295 if (\array_key_exists('headers', $options)) {
296 // Allows default headers to be unset.
297 if ($options['headers'] === null) {
298 $defaults['_conditional'] = [];
299 unset($options['headers']);
300 } elseif (!\is_array($options['headers'])) {
301 throw new InvalidArgumentException('headers must be an array');
302 }
303 }
304
305 // Shallow merge defaults underneath options.
306 $result = $options + $defaults;
307
308 // Remove null values.
309 foreach ($result as $k => $v) {
310 if ($v === null) {
311 unset($result[$k]);
312 }
313 }
314
315 return $result;
316 }
317
318 /**
319 * Transfers the given request and applies request options.
320 *
321 * The URI of the request is not modified and the request options are used
322 * as-is without merging in default options.
323 *
324 * @param array $options See \GuzzleHttp\RequestOptions.
325 */
326 private function transfer(RequestInterface $request, array $options): PromiseInterface
327 {
328 $request = $this->applyOptions($request, $options);
329 /** @var HandlerStack $handler */
330 $handler = $options['handler'];
331
332 try {
333 return P\Create::promiseFor($handler($request, $options));
334 } catch (\Exception $e) {
335 return P\Create::rejectionFor($e);
336 }
337 }
338
339 /**
340 * Applies the array of request options to a request.
341 */
342 private function applyOptions(RequestInterface $request, array &$options): RequestInterface
343 {
344 $modify = [
345 'set_headers' => [],
346 ];
347
348 if (isset($options['headers'])) {
349 if (array_keys($options['headers']) === range(0, count($options['headers']) - 1)) {
350 throw new InvalidArgumentException('The headers array must have header name as keys.');
351 }
352 $modify['set_headers'] = $options['headers'];
353 unset($options['headers']);
354 }
355
356 if (isset($options['form_params'])) {
357 if (isset($options['multipart'])) {
358 throw new InvalidArgumentException('You cannot use '
359 .'form_params and multipart at the same time. Use the '
360 .'form_params option if you want to send application/'
361 .'x-www-form-urlencoded requests, and the multipart '
362 .'option to send multipart/form-data requests.');
363 }
364 $options['body'] = \http_build_query($options['form_params'], '', '&');
365 unset($options['form_params']);
366 // Ensure that we don't have the header in different case and set the new value.
367 $options['_conditional'] = Psr7\Utils::caselessRemove(['Content-Type'], $options['_conditional']);
368 $options['_conditional']['Content-Type'] = 'application/x-www-form-urlencoded';
369 }
370
371 if (isset($options['multipart'])) {
372 $options['body'] = new Psr7\MultipartStream($options['multipart']);
373 unset($options['multipart']);
374 }
375
376 if (isset($options['json'])) {
377 $options['body'] = Utils::jsonEncode($options['json']);
378 unset($options['json']);
379 // Ensure that we don't have the header in different case and set the new value.
380 $options['_conditional'] = Psr7\Utils::caselessRemove(['Content-Type'], $options['_conditional']);
381 $options['_conditional']['Content-Type'] = 'application/json';
382 }
383
384 if (!empty($options['decode_content'])
385 && $options['decode_content'] !== true
386 ) {
387 // Ensure that we don't have the header in different case and set the new value.
388 $options['_conditional'] = Psr7\Utils::caselessRemove(['Accept-Encoding'], $options['_conditional']);
389 $modify['set_headers']['Accept-Encoding'] = $options['decode_content'];
390 }
391
392 if (isset($options['body'])) {
393 if (\is_array($options['body'])) {
394 throw $this->invalidBody();
395 }
396 $modify['body'] = Psr7\Utils::streamFor($options['body']);
397 unset($options['body']);
398 }
399
400 if (!empty($options['auth']) && \is_array($options['auth'])) {
401 $value = $options['auth'];
402 $type = isset($value[2]) ? \strtolower($value[2]) : 'basic';
403 switch ($type) {
404 case 'basic':
405 // Ensure that we don't have the header in different case and set the new value.
406 $modify['set_headers'] = Psr7\Utils::caselessRemove(['Authorization'], $modify['set_headers']);
407 $modify['set_headers']['Authorization'] = 'Basic '
408 .\base64_encode("$value[0]:$value[1]");
409 break;
410 case 'digest':
411 // @todo: Do not rely on curl
412 $options['curl'][\CURLOPT_HTTPAUTH] = \CURLAUTH_DIGEST;
413 $options['curl'][\CURLOPT_USERPWD] = "$value[0]:$value[1]";
414 break;
415 case 'ntlm':
416 $options['curl'][\CURLOPT_HTTPAUTH] = \CURLAUTH_NTLM;
417 $options['curl'][\CURLOPT_USERPWD] = "$value[0]:$value[1]";
418 break;
419 }
420 }
421
422 if (isset($options['query'])) {
423 $value = $options['query'];
424 if (\is_array($value)) {
425 $value = \http_build_query($value, '', '&', \PHP_QUERY_RFC3986);
426 }
427 if (!\is_string($value)) {
428 throw new InvalidArgumentException('query must be a string or array');
429 }
430 $modify['query'] = $value;
431 unset($options['query']);
432 }
433
434 // Ensure that sink is not an invalid value.
435 if (isset($options['sink'])) {
436 // TODO: Add more sink validation?
437 if (\is_bool($options['sink'])) {
438 throw new InvalidArgumentException('sink must not be a boolean');
439 }
440 }
441
442 if (isset($options['version'])) {
443 $modify['version'] = $options['version'];
444 }
445
446 $request = Psr7\Utils::modifyRequest($request, $modify);
447 if ($request->getBody() instanceof Psr7\MultipartStream) {
448 // Use a multipart/form-data POST if a Content-Type is not set.
449 // Ensure that we don't have the header in different case and set the new value.
450 $options['_conditional'] = Psr7\Utils::caselessRemove(['Content-Type'], $options['_conditional']);
451 $options['_conditional']['Content-Type'] = 'multipart/form-data; boundary='
452 .$request->getBody()->getBoundary();
453 }
454
455 // Merge in conditional headers if they are not present.
456 if (isset($options['_conditional'])) {
457 // Build up the changes so it's in a single clone of the message.
458 $modify = [];
459 foreach ($options['_conditional'] as $k => $v) {
460 if (!$request->hasHeader($k)) {
461 $modify['set_headers'][$k] = $v;
462 }
463 }
464 $request = Psr7\Utils::modifyRequest($request, $modify);
465 // Don't pass this internal value along to middleware/handlers.
466 unset($options['_conditional']);
467 }
468
469 return $request;
470 }
471
472 /**
473 * Return an InvalidArgumentException with pre-set message.
474 */
475 private function invalidBody(): InvalidArgumentException
476 {
477 return new InvalidArgumentException('Passing in the "body" request '
478 .'option as an array to send a request is not supported. '
479 .'Please use the "form_params" request option to send a '
480 .'application/x-www-form-urlencoded request, or the "multipart" '
481 .'request option to send a multipart/form-data request.');
482 }
483}
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