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- 28.08.2024
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StreamClient.php
01 <?php
02
03 namespace OAuth\Common\Http\Client;
04
05 use InvalidArgumentException;
06 use OAuth\Common\Http\Exception\TokenResponseException;
07 use OAuth\Common\Http\Uri\UriInterface;
08
09 /**
10 * Client implementation for streams/file_get_contents.
11 */
12 class StreamClient extends AbstractClient
13 {
14 /**
15 * Any implementing HTTP providers should send a request to the provided endpoint with the parameters.
16 * They should return, in string form, the response body and throw an exception on error.
17 *
18 * @param mixed $requestBody
19 * @param string $method
20 *
21 * @return string
22 */
23 public function retrieveResponse(
24 UriInterface $endpoint,
25 $requestBody,
26 array $extraHeaders = [],
27 $method = 'POST'
28 ) {
29 // Normalize method name
30 $method = strtoupper($method);
31
32 $extraHeaders = $this->normalizeHeaders($extraHeaders);
33
34 if ($method === 'GET' && !empty($requestBody)) {
35 throw new InvalidArgumentException('No body expected for "GET" request.');
36 }
37
38 if (!isset($extraHeaders['Content-Type']) && $method === 'POST' && is_array($requestBody)) {
39 $extraHeaders['Content-Type'] = 'Content-Type: application/x-www-form-urlencoded';
40 }
41
42 $host = 'Host: ' . $endpoint->getHost();
43 // Append port to Host if it has been specified
44 if ($endpoint->hasExplicitPortSpecified()) {
45 $host .= ':' . $endpoint->getPort();
46 }
47
48 $extraHeaders['Host'] = $host;
49 $extraHeaders['Connection'] = 'Connection: close';
50
51 if (is_array($requestBody)) {
52 $requestBody = http_build_query($requestBody, '', '&');
53 }
54 $extraHeaders['Content-length'] = 'Content-length: ' . strlen($requestBody);
55
56 $context = $this->generateStreamContext($requestBody, $extraHeaders, $method);
57
58 $level = error_reporting(0);
59 $response = file_get_contents($endpoint->getAbsoluteUri(), false, $context);
60 error_reporting($level);
61 if (false === $response) {
62 $lastError = error_get_last();
63 if (null === $lastError) {
64 throw new TokenResponseException(
65 'Failed to request resource. HTTP Code: ' .
66 ((isset($http_response_header[0])) ? $http_response_header[0] : 'No response')
67 );
68 }
69
70 throw new TokenResponseException($lastError['message']);
71 }
72
73 return $response;
74 }
75
76 private function generateStreamContext($body, $headers, $method)
77 {
78 return stream_context_create(
79 [
80 'http' => [
81 'method' => $method,
82 'header' => implode("\r\n", array_values($headers)),
83 'content' => $body,
84 'protocol_version' => '1.1',
85 'user_agent' => $this->userAgent,
86 'max_redirects' => $this->maxRedirects,
87 'timeout' => $this->timeout,
88 ],
89 ]
90 );
91 }
92 }
93