1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
/** |
4
|
|
|
* This file is part of slick/http |
5
|
|
|
* |
6
|
|
|
* For the full copyright and license information, please view the LICENSE |
7
|
|
|
* file that was distributed with this source code. |
8
|
|
|
*/ |
9
|
|
|
|
10
|
|
|
namespace Slick\Http\Message\Server; |
11
|
|
|
|
12
|
|
|
use Psr\Http\Message\StreamInterface; |
13
|
|
|
use Slick\Http\Message\Exception\InvalidArgumentException; |
14
|
|
|
use Slick\Http\Message\Server\BodyParser\JsonParser; |
15
|
|
|
use Slick\Http\Message\Server\BodyParser\NullParser; |
16
|
|
|
use Slick\Http\Message\Server\BodyParser\UrlEncodedParser; |
17
|
|
|
use Slick\Http\Message\Server\BodyParser\XmlParser; |
18
|
|
|
|
19
|
|
|
/** |
20
|
|
|
* BodyParser |
21
|
|
|
* |
22
|
|
|
* @package Slick\Http\Message\Server |
23
|
|
|
*/ |
24
|
|
|
class BodyParser |
25
|
|
|
{ |
26
|
|
|
/** |
27
|
|
|
* @var string |
28
|
|
|
*/ |
29
|
|
|
private $contentType; |
30
|
|
|
|
31
|
|
|
/** |
32
|
|
|
* @var array |
33
|
|
|
*/ |
34
|
|
|
private static $parsers = [ |
35
|
|
|
JsonParser::class => ['+json', 'application/json'], |
36
|
|
|
XmlParser::class => ['+xml', 'text/xml'], |
37
|
|
|
UrlEncodedParser::class => ['urlencoded'] |
38
|
|
|
]; |
39
|
|
|
|
40
|
|
|
/** |
41
|
|
|
* Creates a Body Parser for provided header |
42
|
|
|
* @param $contentType |
43
|
|
|
*/ |
44
|
|
|
public function __construct($contentType) |
45
|
|
|
{ |
46
|
|
|
$this->contentType = $contentType; |
47
|
|
|
} |
48
|
|
|
|
49
|
|
|
/** |
50
|
|
|
* Parses provided message body |
51
|
|
|
* |
52
|
|
|
* @param StreamInterface $body |
53
|
|
|
* @return mixed |
54
|
|
|
*/ |
55
|
|
|
public function parse(StreamInterface $body) |
56
|
|
|
{ |
57
|
|
|
return $this->createParserWith($body)->parse(); |
58
|
|
|
} |
59
|
|
|
|
60
|
|
|
/** |
61
|
|
|
* Creates the parser based on the parsers map with provided stream |
62
|
|
|
* |
63
|
|
|
* @param StreamInterface $body |
64
|
|
|
* |
65
|
|
|
* @return BodyParserInterface |
66
|
|
|
*/ |
67
|
|
|
private function createParserWith(StreamInterface $body) |
68
|
|
|
{ |
69
|
|
|
$class = NullParser::class; |
70
|
|
|
foreach (self::$parsers as $parser => $contentTypes) { |
71
|
|
|
foreach ($contentTypes as $contentType) { |
72
|
|
|
if (stripos($this->contentType, $contentType) !== false) { |
73
|
|
|
$class = $parser; |
74
|
|
|
} |
75
|
|
|
} |
76
|
|
|
} |
77
|
|
|
return new $class($body); |
78
|
|
|
} |
79
|
|
|
|
80
|
|
|
/** |
81
|
|
|
* Adds a body parser to parsers map |
82
|
|
|
* |
83
|
|
|
* @param string $className |
84
|
|
|
* @param array $contentTypes |
85
|
|
|
* |
86
|
|
|
* @throws InvalidArgumentException if provided class does not implement BodyParserInterface |
87
|
|
|
*/ |
88
|
|
|
public static function addParser($className, array $contentTypes) |
89
|
|
|
{ |
90
|
|
|
if (! is_a($className, BodyParserInterface::class)) { |
91
|
|
|
throw new InvalidArgumentException( |
92
|
|
|
"Parser objects MUST implement the BodyParserInterface interface." |
93
|
|
|
); |
94
|
|
|
} |
95
|
|
|
|
96
|
|
|
$existing = isset(self::$parsers[$className]) |
97
|
|
|
? self::$parsers[$className] |
98
|
|
|
: []; |
99
|
|
|
array_unshift( |
100
|
|
|
self::$parsers[$className], |
101
|
|
|
array_merge($existing, $contentTypes) |
102
|
|
|
); |
103
|
|
|
} |
104
|
|
|
} |
105
|
|
|
|