1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
namespace Realshadow\RequestDeserializer\Http\Request; |
4
|
|
|
|
5
|
|
|
use Realshadow\RequestDeserializer\Contracts\RequestInterface; |
6
|
|
|
use JMS\Serializer\DeserializationContext; |
7
|
|
|
use JMS\Serializer\Serializer; |
8
|
|
|
|
9
|
|
|
|
10
|
|
|
/** |
11
|
|
|
* Handles incomming requests |
12
|
|
|
* |
13
|
|
|
* @package Realshadow\RequestDeserializer\Http\Request |
14
|
|
|
* @author Lukáš Homza <[email protected]> |
15
|
|
|
*/ |
16
|
|
|
class RequestHandler |
17
|
|
|
{ |
18
|
|
|
|
19
|
|
|
/** |
20
|
|
|
* @var Serializer $serializer |
21
|
|
|
*/ |
22
|
|
|
private $serializer; |
23
|
|
|
|
24
|
|
|
/** |
25
|
|
|
* @var RequestInterface $entity |
26
|
|
|
*/ |
27
|
|
|
private $entity; |
28
|
|
|
|
29
|
|
|
/** |
30
|
|
|
* @var int $argumentPosition |
31
|
|
|
*/ |
32
|
|
|
private $argumentPosition = 0; |
33
|
|
|
|
34
|
|
|
/** |
35
|
|
|
* @var bool $bound |
36
|
|
|
*/ |
37
|
|
|
private $bound = false; |
38
|
|
|
|
39
|
|
|
/** |
40
|
|
|
* @param Serializer $serializer |
41
|
|
|
*/ |
42
|
|
|
public function __construct(Serializer $serializer) |
43
|
|
|
{ |
44
|
|
|
$this->serializer = $serializer; |
45
|
|
|
} |
46
|
|
|
|
47
|
|
|
/** |
48
|
|
|
* Method will deserialize request content and bind it to the provided entity |
49
|
|
|
* |
50
|
|
|
* @param string $entityClass |
51
|
|
|
* @param string $content |
52
|
|
|
* @param DeserializationContext $context |
53
|
|
|
*/ |
54
|
|
|
public function deserialize($entityClass, $content, DeserializationContext $context = null) |
55
|
|
|
{ |
56
|
|
|
if ( ! $context) { |
57
|
|
|
$context = DeserializationContext::create() |
58
|
|
|
->setVersion(call_user_func($entityClass . '::getVersionConstraint')); |
59
|
|
|
} |
60
|
|
|
|
61
|
|
|
if ( ! $content) { |
62
|
|
|
$content = '{}'; |
63
|
|
|
} |
64
|
|
|
|
65
|
|
|
$this->entity = $this->serializer->deserialize($content, $entityClass, 'json', $context); |
66
|
|
|
$this->bound = true; |
67
|
|
|
} |
68
|
|
|
|
69
|
|
|
/** |
70
|
|
|
* Hydrating request objects from arrays |
71
|
|
|
* |
72
|
|
|
* @param string $entityClass |
73
|
|
|
* @param array $content |
74
|
|
|
*/ |
75
|
|
|
public function hydrate($entityClass, array $content) |
76
|
|
|
{ |
77
|
|
|
$context = DeserializationContext::create() |
78
|
|
|
->setSerializeNull(false) |
79
|
|
|
->setVersion(call_user_func($entityClass . '::getVersionConstraint')) |
80
|
|
|
->setAttribute( |
81
|
|
|
RequestDeserializationHandler::NO_VALIDATE, |
82
|
|
|
! call_user_func($entityClass . '::shouldValidate') |
83
|
|
|
); |
84
|
|
|
|
85
|
|
|
|
86
|
|
|
$this->deserialize($entityClass, json_encode($content), $context); |
87
|
|
|
} |
88
|
|
|
|
89
|
|
|
/** |
90
|
|
|
* Position of our entity in method parameters |
91
|
|
|
* |
92
|
|
|
* @param int $position |
93
|
|
|
* @return $this |
94
|
|
|
*/ |
95
|
|
|
public function setArgumentPosition($position) |
96
|
|
|
{ |
97
|
|
|
$this->argumentPosition = $position; |
98
|
|
|
|
99
|
|
|
return $this; |
100
|
|
|
} |
101
|
|
|
|
102
|
|
|
/** |
103
|
|
|
* Get the deserialized entity |
104
|
|
|
* |
105
|
|
|
* @return null|RequestInterface |
106
|
|
|
*/ |
107
|
|
|
public function getBoundRequest() |
108
|
|
|
{ |
109
|
|
|
return $this->entity; |
110
|
|
|
} |
111
|
|
|
|
112
|
|
|
/** |
113
|
|
|
* Did we manage to find an entity for this request? |
114
|
|
|
* |
115
|
|
|
* @return bool |
116
|
|
|
*/ |
117
|
|
|
public function isBound() |
118
|
|
|
{ |
119
|
|
|
return $this->bound; |
120
|
|
|
} |
121
|
|
|
|
122
|
|
|
/** |
123
|
|
|
* We inject our deserialized entity into method parameters |
124
|
|
|
* |
125
|
|
|
* @param $parameters |
126
|
|
|
* @return array |
127
|
|
|
*/ |
128
|
|
|
public function bindRequest(array $parameters) |
129
|
|
|
{ |
130
|
|
|
# -- recalculate due to mixed keys |
131
|
|
|
$parameters = array_values($parameters); |
132
|
|
|
|
133
|
|
|
if ($parameters !== null && is_array($parameters)) { |
134
|
|
|
$parameters[$this->argumentPosition] = $this->entity; |
135
|
|
|
} |
136
|
|
|
|
137
|
|
|
return $parameters; |
138
|
|
|
} |
139
|
|
|
|
140
|
|
|
} |
141
|
|
|
|