|
1
|
|
|
<?php |
|
2
|
|
|
|
|
3
|
|
|
/** |
|
4
|
|
|
* Linna Psr7. |
|
5
|
|
|
* |
|
6
|
|
|
* @author Sebastian Rapetti <[email protected]> |
|
7
|
|
|
* @copyright (c) 2018, Sebastian Rapetti |
|
8
|
|
|
* @license http://opensource.org/licenses/MIT MIT License |
|
9
|
|
|
*/ |
|
10
|
|
|
declare(strict_types=1); |
|
11
|
|
|
|
|
12
|
|
|
namespace Linna\Http\Message; |
|
13
|
|
|
|
|
14
|
|
|
use InvalidArgumentException; |
|
15
|
|
|
use Psr\Http\Message\ResponseInterface; |
|
16
|
|
|
|
|
17
|
|
|
/** |
|
18
|
|
|
* HTTP Psr7 Response implementation. |
|
19
|
|
|
*/ |
|
20
|
|
|
class Response extends Message implements ResponseInterface |
|
21
|
|
|
{ |
|
22
|
|
|
/** |
|
23
|
|
|
* Gets the response status code. |
|
24
|
|
|
* |
|
25
|
|
|
* The status code is a 3-digit integer result code of the server's attempt |
|
26
|
|
|
* to understand and satisfy the request. |
|
27
|
|
|
* |
|
28
|
|
|
* @return int Status code. |
|
29
|
|
|
*/ |
|
30
|
|
|
public function getStatusCode(): int |
|
31
|
|
|
{ |
|
32
|
|
|
} |
|
|
|
|
|
|
33
|
|
|
|
|
34
|
|
|
/** |
|
35
|
|
|
* Return an instance with the specified status code and, optionally, reason phrase. |
|
36
|
|
|
* |
|
37
|
|
|
* If no reason phrase is specified, implementations MAY choose to default |
|
38
|
|
|
* to the RFC 7231 or IANA recommended reason phrase for the response's |
|
39
|
|
|
* status code. |
|
40
|
|
|
* |
|
41
|
|
|
* This method MUST be implemented in such a way as to retain the |
|
42
|
|
|
* immutability of the message, and MUST return an instance that has the |
|
43
|
|
|
* updated status and reason phrase. |
|
44
|
|
|
* |
|
45
|
|
|
* @link http://tools.ietf.org/html/rfc7231#section-6 |
|
46
|
|
|
* @link http://www.iana.org/assignments/http-status-codes/http-status-codes.xhtml |
|
47
|
|
|
* |
|
48
|
|
|
* @param int $code The 3-digit integer result code to set. |
|
49
|
|
|
* @param string $reasonPhrase The reason phrase to use with the provided status code; |
|
50
|
|
|
* if none is provided, implementations MAY use the defaults |
|
51
|
|
|
* as suggested in the HTTP specification. |
|
52
|
|
|
* |
|
53
|
|
|
* @return static |
|
54
|
|
|
* |
|
55
|
|
|
* @throws InvalidArgumentException For invalid status code arguments. |
|
56
|
|
|
*/ |
|
57
|
|
|
public function withStatus(int $code, string $reasonPhrase = ''): ResponseInterface |
|
58
|
|
|
{ |
|
59
|
|
|
} |
|
|
|
|
|
|
60
|
|
|
|
|
61
|
|
|
/** |
|
62
|
|
|
* Gets the response reason phrase associated with the status code. |
|
63
|
|
|
* |
|
64
|
|
|
* Because a reason phrase is not a required element in a response |
|
65
|
|
|
* status line, the reason phrase value MAY be null. Implementations MAY |
|
66
|
|
|
* choose to return the default RFC 7231 recommended reason phrase (or those |
|
67
|
|
|
* listed in the IANA HTTP Status Code Registry) for the response's |
|
68
|
|
|
* status code. |
|
69
|
|
|
* |
|
70
|
|
|
* @link http://tools.ietf.org/html/rfc7231#section-6 |
|
71
|
|
|
* @link http://www.iana.org/assignments/http-status-codes/http-status-codes.xhtml |
|
72
|
|
|
* |
|
73
|
|
|
* @return string Reason phrase; must return an empty string if none present. |
|
74
|
|
|
*/ |
|
75
|
|
|
public function getReasonPhrase(): string |
|
76
|
|
|
{ |
|
77
|
|
|
} |
|
|
|
|
|
|
78
|
|
|
} |
|
79
|
|
|
|
For hinted functions/methods where all return statements with the correct type are only reachable via conditions, ?null? gets implicitly returned which may be incompatible with the hinted type. Let?s take a look at an example: