1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
namespace Http\Client\Socket; |
4
|
|
|
|
5
|
|
|
use Http\Client\Socket\Exception\BrokenPipeException; |
6
|
|
|
use Http\Client\Socket\Exception\TimeoutException; |
7
|
|
|
use Http\Message\ResponseFactory; |
8
|
|
|
use Psr\Http\Message\RequestInterface; |
9
|
|
|
use Psr\Http\Message\ResponseInterface; |
10
|
|
|
|
11
|
|
|
/** |
12
|
|
|
* Method for reading response. |
13
|
|
|
* |
14
|
|
|
* Mainly used by SocketHttpClient |
15
|
|
|
* |
16
|
|
|
* @author Joel Wurtz <[email protected]> |
17
|
|
|
*/ |
18
|
|
|
trait ResponseReader |
19
|
|
|
{ |
20
|
|
|
/** |
21
|
|
|
* @var ResponseFactory For creating response |
22
|
|
|
*/ |
23
|
|
|
protected $responseFactory; |
24
|
|
|
|
25
|
|
|
/** |
26
|
|
|
* Read a response from a socket. |
27
|
|
|
* |
28
|
|
|
* @param resource $socket |
29
|
|
|
* |
30
|
|
|
* @throws TimeoutException When the socket timed out |
31
|
|
|
* @throws BrokenPipeException When the response cannot be read |
32
|
|
|
* |
33
|
|
|
* @return ResponseInterface |
34
|
|
|
*/ |
35
|
59 |
|
protected function readResponse(RequestInterface $request, $socket) |
36
|
|
|
{ |
37
|
59 |
|
$headers = []; |
38
|
59 |
|
$reason = null; |
39
|
|
|
|
40
|
59 |
|
while (false !== ($line = fgets($socket))) { |
41
|
58 |
|
if ('' === rtrim($line)) { |
42
|
58 |
|
break; |
43
|
|
|
} |
44
|
58 |
|
$headers[] = trim($line); |
45
|
|
|
} |
46
|
|
|
|
47
|
59 |
|
$metadatas = stream_get_meta_data($socket); |
48
|
|
|
|
49
|
59 |
|
if (array_key_exists('timed_out', $metadatas) && true === $metadatas['timed_out']) { |
50
|
|
|
throw new TimeoutException('Error while reading response, stream timed out', null, null, $request); |
51
|
|
|
} |
52
|
|
|
|
53
|
59 |
|
$parts = explode(' ', array_shift($headers), 3); |
54
|
|
|
|
55
|
59 |
|
if (count($parts) <= 1) { |
56
|
1 |
|
throw new BrokenPipeException('Cannot read the response', $request); |
57
|
|
|
} |
58
|
|
|
|
59
|
58 |
|
$protocol = substr($parts[0], -3); |
60
|
58 |
|
$status = $parts[1]; |
61
|
|
|
|
62
|
58 |
|
if (isset($parts[2])) { |
63
|
58 |
|
$reason = $parts[2]; |
64
|
|
|
} |
65
|
|
|
|
66
|
|
|
// Set the size on the stream if it was returned in the response |
67
|
58 |
|
$responseHeaders = []; |
68
|
|
|
|
69
|
58 |
|
foreach ($headers as $header) { |
70
|
58 |
|
$headerParts = explode(':', $header, 2); |
71
|
|
|
|
72
|
58 |
|
if (!array_key_exists(trim($headerParts[0]), $responseHeaders)) { |
73
|
58 |
|
$responseHeaders[trim($headerParts[0])] = []; |
74
|
|
|
} |
75
|
|
|
|
76
|
58 |
|
$responseHeaders[trim($headerParts[0])][] = isset($headerParts[1]) |
77
|
58 |
|
? trim($headerParts[1]) |
78
|
58 |
|
: ''; |
79
|
|
|
} |
80
|
|
|
|
81
|
58 |
|
$response = $this->responseFactory->createResponse($status, $reason, $responseHeaders, null, $protocol); |
82
|
58 |
|
$stream = $this->createStream($socket, $response); |
83
|
|
|
|
84
|
58 |
|
return $response->withBody($stream); |
85
|
|
|
} |
86
|
|
|
|
87
|
|
|
/** |
88
|
|
|
* Create the stream. |
89
|
|
|
* |
90
|
|
|
* @param $socket |
91
|
|
|
* |
92
|
|
|
* @return Stream |
93
|
|
|
*/ |
94
|
58 |
|
protected function createStream($socket, ResponseInterface $response) |
95
|
|
|
{ |
96
|
58 |
|
$size = null; |
97
|
|
|
|
98
|
58 |
|
if ($response->hasHeader('Content-Length')) { |
99
|
|
|
$size = (int) $response->getHeaderLine('Content-Length'); |
100
|
|
|
} |
101
|
|
|
|
102
|
58 |
|
return new Stream($socket, $size); |
103
|
|
|
} |
104
|
|
|
} |
105
|
|
|
|