1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
/* |
4
|
|
|
* A PSR7 aware cURL client (https://github.com/juliangut/spiral). |
5
|
|
|
* |
6
|
|
|
* @license BSD-3-Clause |
7
|
|
|
* @link https://github.com/juliangut/spiral |
8
|
|
|
* @author Julián Gutiérrez <[email protected]> |
9
|
|
|
*/ |
10
|
|
|
|
11
|
|
|
namespace Jgut\Spiral; |
12
|
|
|
|
13
|
|
|
use Jgut\Spiral\Exception\TransportException; |
14
|
|
|
use Jgut\Spiral\Transport\Curl; |
15
|
|
|
use Jgut\Spiral\Transport\TransportInterface; |
16
|
|
|
use Psr\Http\Message\RequestInterface; |
17
|
|
|
use Psr\Http\Message\ResponseInterface; |
18
|
|
|
use Zend\Diactoros\Stream; |
19
|
|
|
|
20
|
|
|
/** |
21
|
|
|
* PSR7 aware client. |
22
|
|
|
*/ |
23
|
|
|
class Client |
24
|
|
|
{ |
25
|
|
|
/** |
26
|
|
|
* cURL transport handler. |
27
|
|
|
* |
28
|
|
|
* @var TransportInterface |
29
|
|
|
*/ |
30
|
|
|
protected $transport; |
31
|
|
|
|
32
|
|
|
/** |
33
|
|
|
* Auto close on error. |
34
|
|
|
* |
35
|
|
|
* @var bool |
36
|
|
|
*/ |
37
|
|
|
protected $closeOnError = true; |
38
|
|
|
|
39
|
|
|
/** |
40
|
|
|
* @param TransportInterface|null $transport |
41
|
|
|
*/ |
42
|
|
|
public function __construct(TransportInterface $transport = null) |
43
|
|
|
{ |
44
|
|
|
$this->transport = $transport; |
45
|
|
|
} |
46
|
|
|
|
47
|
|
|
/** |
48
|
|
|
* Set transport handler. |
49
|
|
|
* |
50
|
|
|
* @param TransportInterface $transport |
51
|
|
|
*/ |
52
|
|
|
public function setTransport(TransportInterface $transport) |
53
|
|
|
{ |
54
|
|
|
$this->transport = $transport; |
55
|
|
|
} |
56
|
|
|
|
57
|
|
|
/** |
58
|
|
|
* Retrieve transport handler. |
59
|
|
|
* |
60
|
|
|
* @return TransportInterface |
61
|
|
|
*/ |
62
|
|
|
public function getTransport() |
63
|
|
|
{ |
64
|
|
|
if (!$this->transport instanceof TransportInterface) { |
65
|
|
|
$this->transport = Curl::createFromDefaults(); |
66
|
|
|
} |
67
|
|
|
|
68
|
|
|
return $this->transport; |
69
|
|
|
} |
70
|
|
|
|
71
|
|
|
/** |
72
|
|
|
* Set automatic connection close on error. |
73
|
|
|
* |
74
|
|
|
* @param bool $closeOnError |
75
|
|
|
*/ |
76
|
|
|
public function setCloseOnError($closeOnError) |
77
|
|
|
{ |
78
|
|
|
$this->closeOnError = $closeOnError === true; |
79
|
|
|
} |
80
|
|
|
|
81
|
|
|
/** |
82
|
|
|
* Check if automatic connection close on error is active. |
83
|
|
|
* |
84
|
|
|
* @return bool |
85
|
|
|
*/ |
86
|
|
|
public function isCloseOnError() |
87
|
|
|
{ |
88
|
|
|
return $this->closeOnError; |
89
|
|
|
} |
90
|
|
|
|
91
|
|
|
/** |
92
|
|
|
* Run PSR7 request. |
93
|
|
|
* |
94
|
|
|
* @param RequestInterface $request |
95
|
|
|
* @param ResponseInterface $response |
96
|
|
|
* |
97
|
|
|
* @throws TransportException |
98
|
|
|
* |
99
|
|
|
* @return ResponseInterface |
100
|
|
|
*/ |
101
|
|
|
public function request( |
102
|
|
|
RequestInterface $request, |
103
|
|
|
ResponseInterface $response |
104
|
|
|
) { |
105
|
|
|
$transport = $this->getTransport(); |
106
|
|
|
|
107
|
|
|
try { |
108
|
|
|
$transferResponse = $transport->request( |
109
|
|
|
$request->getMethod(), |
110
|
|
|
(string) $request->getUri(), |
111
|
|
|
$request->getHeaders(), |
112
|
|
|
(string) $request->getBody() |
113
|
|
|
); |
114
|
|
|
} catch (TransportException $exception) { |
115
|
|
|
if ($this->closeOnError) { |
116
|
|
|
$transport->close(); |
117
|
|
|
} |
118
|
|
|
|
119
|
|
|
// Bubble exception |
120
|
|
|
throw $exception; |
121
|
|
|
} |
122
|
|
|
|
123
|
|
|
$transferInfo = $transport->responseInfo(); |
124
|
|
|
|
125
|
|
|
$responseHeaders = ''; |
126
|
|
|
$responseContent = $transferResponse; |
127
|
|
|
|
128
|
|
|
if (isset($transferInfo['header_size']) && $transferInfo['header_size']) { |
129
|
|
|
$headersSize = $transferInfo['header_size']; |
130
|
|
|
|
131
|
|
|
$responseHeaders = rtrim(substr($transferResponse, 0, $headersSize)); |
132
|
|
|
$responseContent = (strlen($transferResponse) === $headersSize) |
133
|
|
|
? '' |
134
|
|
|
: substr($transferResponse, $headersSize); |
135
|
|
|
} |
136
|
|
|
|
137
|
|
|
// Split headers blocks |
138
|
|
|
$responseHeaders = preg_split('/(\\r?\\n){2}/', $responseHeaders); |
139
|
|
|
|
140
|
|
|
$responseHeaders = $this->getTransferHeaders( |
141
|
|
|
preg_split('/\\r?\\n/', array_pop($responseHeaders)), |
142
|
|
|
$responseContent, |
143
|
|
|
$transferInfo |
144
|
|
|
); |
145
|
|
|
|
146
|
|
|
return $this->populateResponse($response, $responseHeaders, $responseContent); |
147
|
|
|
} |
148
|
|
|
|
149
|
|
|
/** |
150
|
|
|
* Get response headers based on transfer information. |
151
|
|
|
* |
152
|
|
|
* @param array $transferHeaders |
153
|
|
|
* @param string $transferContent |
154
|
|
|
* @param array $transferInfo |
155
|
|
|
* |
156
|
|
|
* @return array |
157
|
|
|
*/ |
158
|
|
|
protected function getTransferHeaders(array $transferHeaders, $transferContent, array $transferInfo) |
159
|
|
|
{ |
160
|
|
|
$responseHeaders = [ |
161
|
|
|
'Status' => $transferInfo['http_code'], |
162
|
|
|
'Content-Type' => $transferInfo['content_type'], |
163
|
|
|
'Content-Length' => strlen($transferContent), |
164
|
|
|
]; |
165
|
|
|
|
166
|
|
|
foreach ($transferHeaders as $header) { |
167
|
|
|
if (preg_match('/^HTTP\/(1\.\d) +([1-5]\d{2}) +.+$/', $header, $matches)) { |
168
|
|
|
$responseHeaders['Protocol-Version'] = $matches[1]; |
169
|
|
|
$responseHeaders['Status'] = $matches[2]; |
170
|
|
|
} elseif (strpos($header, ':') !== false) { |
171
|
|
|
list($name, $value) = explode(':', $header, 2); |
172
|
|
|
$responseHeaders[$name] = trim($value); |
173
|
|
|
} |
174
|
|
|
} |
175
|
|
|
|
176
|
|
|
return $responseHeaders; |
177
|
|
|
} |
178
|
|
|
|
179
|
|
|
/** |
180
|
|
|
* Set response headers and content. |
181
|
|
|
* |
182
|
|
|
* @param ResponseInterface $response |
183
|
|
|
* @param array $headers |
184
|
|
|
* @param string $content |
185
|
|
|
* |
186
|
|
|
* @return ResponseInterface |
187
|
|
|
*/ |
188
|
|
|
protected function populateResponse(ResponseInterface $response, array $headers, $content) |
189
|
|
|
{ |
190
|
|
|
if (array_key_exists('Protocol-Version', $headers)) { |
191
|
|
|
$response = $response->withProtocolVersion($headers['Protocol-Version']); |
192
|
|
|
unset($headers['Protocol-Version']); |
193
|
|
|
} |
194
|
|
|
|
195
|
|
|
if (array_key_exists('Status', $headers)) { |
196
|
|
|
$response = $response->withStatus((int) $headers['Status']); |
197
|
|
|
unset($headers['Status']); |
198
|
|
|
} |
199
|
|
|
|
200
|
|
|
foreach ($headers as $name => $value) { |
201
|
|
|
$response = $response->withHeader($name, (string) $value); |
202
|
|
|
} |
203
|
|
|
|
204
|
|
|
$body = new Stream('php://temp', 'wb+'); |
205
|
|
|
$body->write($content); |
206
|
|
|
|
207
|
|
|
return $response->withBody($body); |
208
|
|
|
} |
209
|
|
|
} |
210
|
|
|
|