1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
declare(strict_types=1); |
4
|
|
|
|
5
|
|
|
namespace Buzz\Message; |
6
|
|
|
|
7
|
|
|
use Buzz\Exception\ClientException; |
8
|
|
|
use Buzz\Exception\InvalidArgumentException; |
9
|
|
|
use Http\Message\ResponseFactory as HTTPlugResponseFactory; |
10
|
|
|
use Interop\Http\Factory\ResponseFactoryInterface as InteropResponseFactory; |
11
|
|
|
use Psr\Http\Message\ResponseInterface; |
12
|
|
|
|
13
|
|
|
/** |
14
|
|
|
* @author Tobias Nyholm <[email protected]> |
15
|
|
|
*/ |
16
|
|
|
class ResponseBuilder |
17
|
|
|
{ |
18
|
|
|
/** |
19
|
|
|
* @var ResponseInterface |
20
|
|
|
*/ |
21
|
|
|
private $response; |
22
|
|
|
|
23
|
|
|
/** |
24
|
|
|
* @var null|resource |
25
|
|
|
*/ |
26
|
|
|
private $stream = null; |
|
|
|
|
27
|
|
|
|
28
|
|
|
/** |
29
|
|
|
* @var null|string |
30
|
|
|
*/ |
31
|
|
|
private $body = null; |
|
|
|
|
32
|
|
|
|
33
|
|
|
private $protocolVersion; |
|
|
|
|
34
|
|
|
private $statusCode; |
|
|
|
|
35
|
|
|
private $reasonPhrase; |
|
|
|
|
36
|
|
|
private $headers = []; |
|
|
|
|
37
|
|
|
|
38
|
|
|
/** |
39
|
|
|
* @param HTTPlugResponseFactory|InteropResponseFactory $responseFactory |
40
|
|
|
*/ |
41
|
|
|
public function __construct($responseFactory) |
42
|
|
|
{ |
43
|
|
|
if (!$responseFactory instanceof HTTPlugResponseFactory && !$responseFactory instanceof InteropResponseFactory) { |
|
|
|
|
44
|
|
|
throw new InvalidArgumentException('First parameter to ResponseBuilder must be a response factory'); |
45
|
|
|
} |
46
|
|
|
|
47
|
|
|
$this->response = $responseFactory->createResponse(); |
48
|
|
|
} |
49
|
|
|
|
50
|
|
|
public function setStatus(string $input): void |
51
|
|
|
{ |
52
|
|
|
$parts = explode(' ', $input, 3); |
53
|
|
|
if (count($parts) < 2 || 0 !== strpos(strtolower($parts[0]), 'http/')) { |
54
|
|
|
throw new InvalidArgumentException(sprintf('"%s" is not a valid HTTP status line', $input)); |
55
|
|
|
} |
56
|
|
|
|
57
|
|
|
$this->response = $this->response->withStatus((int) $parts[1], isset($parts[2]) ? $parts[2] : ''); |
58
|
|
|
$this->response = $this->response->withProtocolVersion((string) substr($parts[0], 5)); |
59
|
|
|
} |
60
|
|
|
|
61
|
|
|
/** |
62
|
|
|
* Add a single HTTP header line. |
63
|
|
|
* |
64
|
|
|
* @param string $input |
65
|
|
|
*/ |
66
|
|
|
public function addHeader(string $input): void |
67
|
|
|
{ |
68
|
|
|
list($key, $value) = explode(':', $input, 2); |
69
|
|
|
$this->response = $this->response->withAddedHeader(trim($key), trim($value)); |
70
|
|
|
} |
71
|
|
|
|
72
|
|
|
/** |
73
|
|
|
* Add HTTP headers. The input array is all the header lines from the HTTP message. Optionally including the |
74
|
|
|
* status line. |
75
|
|
|
* |
76
|
|
|
* @param array $headers |
77
|
|
|
*/ |
78
|
|
|
public function parseHttpHeaders(array $headers): void |
79
|
|
|
{ |
80
|
|
|
$statusLine = array_shift($headers); |
81
|
|
|
try { |
82
|
|
|
$this->setStatus($statusLine); |
83
|
|
|
} catch (InvalidArgumentException $e) { |
84
|
|
|
array_unshift($headers, $statusLine); |
85
|
|
|
} |
86
|
|
|
|
87
|
|
|
foreach ($headers as $header) { |
88
|
|
|
$this->addHeader($header); |
89
|
|
|
} |
90
|
|
|
} |
91
|
|
|
|
92
|
|
|
/** |
93
|
|
|
* Add some content to the body. This function writes the $input to a stream. |
94
|
|
|
* |
95
|
|
|
* @param string $input |
96
|
|
|
* |
97
|
|
|
* @return int returns the number of bytes written |
98
|
|
|
*/ |
99
|
|
|
public function writeBody(string $input): int |
100
|
|
|
{ |
101
|
|
|
return $this->response->getBody()->write($input); |
102
|
|
|
} |
103
|
|
|
|
104
|
|
|
public function getResponse(): ResponseInterface |
105
|
|
|
{ |
106
|
|
|
$this->response->getBody()->rewind(); |
107
|
|
|
|
108
|
|
|
return $this->response; |
109
|
|
|
} |
110
|
|
|
} |
111
|
|
|
|