1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
namespace League\JsonReference; |
4
|
|
|
|
5
|
|
|
use League\JsonReference\ReferenceSerializer\SafeReferenceSerializer; |
6
|
|
|
use League\JsonReference\ScopeResolver\JsonSchemaScopeResolver; |
7
|
|
|
use League\JsonReference\ScopeResolver\NullScopeResolver; |
8
|
|
|
|
9
|
|
|
final class Dereferencer implements DereferencerInterface |
10
|
|
|
{ |
11
|
|
|
/** |
12
|
|
|
* @var LoaderManager |
13
|
|
|
*/ |
14
|
|
|
private $loaderManager; |
15
|
|
|
|
16
|
|
|
/** |
17
|
|
|
* @var ScopeResolverInterface |
18
|
|
|
*/ |
19
|
|
|
private $scopeResolver; |
20
|
|
|
|
21
|
|
|
/** |
22
|
|
|
* @var ReferenceSerializerInterface |
23
|
|
|
*/ |
24
|
|
|
private $referenceSerializer; |
25
|
|
|
|
26
|
|
|
/** |
27
|
|
|
* Create a new Dereferencer. |
28
|
|
|
* |
29
|
|
|
* @param ScopeResolverInterface $scopeResolver |
30
|
|
|
* @param \League\JsonReference\ReferenceSerializerInterface $referenceSerializer |
31
|
|
|
*/ |
32
|
54 |
|
public function __construct( |
33
|
|
|
ScopeResolverInterface $scopeResolver = null, |
34
|
|
|
ReferenceSerializerInterface $referenceSerializer = null |
35
|
|
|
) { |
36
|
54 |
|
$this->scopeResolver = $scopeResolver ?: new NullScopeResolver(); |
37
|
54 |
|
$this->referenceSerializer = $referenceSerializer ?: new SafeReferenceSerializer(); |
38
|
54 |
|
$this->loaderManager = new LoaderManager(); |
39
|
|
|
|
40
|
54 |
|
Reference::setDereferencerInstance($this); |
41
|
54 |
|
} |
42
|
|
|
|
43
|
|
|
/** |
44
|
|
|
* Create a new dereferencer configured for dereferencing JSON Schema Draft4 schemas. |
45
|
|
|
* |
46
|
|
|
* @return \League\JsonReference\Dereferencer |
47
|
|
|
*/ |
48
|
2 |
|
public static function draft4() |
49
|
|
|
{ |
50
|
2 |
|
return new self(new JsonSchemaScopeResolver(JsonSchemaScopeResolver::KEYWORD_DRAFT_4)); |
51
|
|
|
} |
52
|
|
|
|
53
|
|
|
/** |
54
|
|
|
* Create a new dereferencer configured for dereferencing JSON Schema Draft6 schemas. |
55
|
|
|
* |
56
|
|
|
* @return \League\JsonReference\Dereferencer |
57
|
|
|
*/ |
58
|
|
|
public static function draft6() |
59
|
|
|
{ |
60
|
|
|
return new self(new JsonSchemaScopeResolver(JsonSchemaScopeResolver::KEYWORD_DRAFT_6)); |
61
|
|
|
} |
62
|
|
|
|
63
|
|
|
/** |
64
|
|
|
* {@inheritdoc} |
65
|
|
|
*/ |
66
|
|
|
public function dereference($schema, $uri = '') |
67
|
|
|
{ |
68
|
52 |
|
return $this->crawl($schema, $uri, function ($schema, $pointer, $ref, $scope) { |
69
|
48 |
|
$resolved = new Reference($ref, $scope, is_internal_ref($ref) ? $schema : null); |
70
|
48 |
|
return merge_ref($schema, $resolved, $pointer); |
71
|
52 |
|
}); |
72
|
|
|
} |
73
|
|
|
|
74
|
|
|
/** |
75
|
|
|
* @param object|string $schema |
76
|
|
|
* @param string $uri |
77
|
|
|
* |
78
|
|
|
* @return array |
79
|
|
|
*/ |
80
|
52 |
|
private function prepareArguments($schema, $uri) |
81
|
|
|
{ |
82
|
52 |
|
if (is_string($schema)) { |
83
|
48 |
|
$uri = $schema; |
84
|
48 |
|
$schema = resolve_fragment($uri, $this->loadExternalRef($uri)); |
85
|
44 |
|
$uri = strip_fragment($uri); |
86
|
22 |
|
} |
87
|
|
|
|
88
|
50 |
|
return [$schema, $uri]; |
89
|
|
|
} |
90
|
|
|
|
91
|
|
|
/** |
92
|
|
|
* @return LoaderManager |
93
|
|
|
*/ |
94
|
10 |
|
public function getLoaderManager() |
95
|
|
|
{ |
96
|
10 |
|
return $this->loaderManager; |
97
|
|
|
} |
98
|
|
|
|
99
|
|
|
/** |
100
|
|
|
* @param \League\JsonReference\LoaderManager $loaderManager |
101
|
|
|
* |
102
|
|
|
* @return \League\JsonReference\Dereferencer |
103
|
|
|
*/ |
104
|
|
|
public function setLoaderManager(LoaderManager $loaderManager) |
105
|
|
|
{ |
106
|
|
|
$this->loaderManager = $loaderManager; |
107
|
|
|
|
108
|
|
|
return $this; |
109
|
|
|
} |
110
|
|
|
|
111
|
|
|
/** |
112
|
|
|
* @return \League\JsonReference\ScopeResolverInterface |
113
|
|
|
*/ |
114
|
|
|
public function getScopeResolver() |
115
|
|
|
{ |
116
|
|
|
return $this->scopeResolver; |
117
|
|
|
} |
118
|
|
|
|
119
|
|
|
/** |
120
|
|
|
* @param \League\JsonReference\ScopeResolverInterface $scopeResolver |
121
|
|
|
* |
122
|
|
|
* @return \League\JsonReference\Dereferencer |
123
|
|
|
*/ |
124
|
|
|
public function setScopeResolver(ScopeResolverInterface $scopeResolver) |
125
|
|
|
{ |
126
|
|
|
$this->scopeResolver = $scopeResolver; |
127
|
|
|
|
128
|
|
|
return $this; |
129
|
|
|
} |
130
|
|
|
|
131
|
|
|
/** |
132
|
|
|
* @return \League\JsonReference\ReferenceSerializerInterface |
133
|
|
|
*/ |
134
|
16 |
|
public function getReferenceSerializer() |
135
|
|
|
{ |
136
|
16 |
|
return $this->referenceSerializer; |
137
|
|
|
} |
138
|
|
|
|
139
|
|
|
/** |
140
|
|
|
* @param \League\JsonReference\ReferenceSerializerInterface $referenceSerializer |
141
|
|
|
* |
142
|
|
|
* @return \League\JsonReference\Dereferencer |
143
|
|
|
*/ |
144
|
8 |
|
public function setReferenceSerializer(ReferenceSerializerInterface $referenceSerializer) |
145
|
|
|
{ |
146
|
8 |
|
$this->referenceSerializer = $referenceSerializer; |
147
|
|
|
|
148
|
8 |
|
return $this; |
149
|
|
|
} |
150
|
|
|
|
151
|
|
|
/** |
152
|
|
|
* @param string|object $schema |
153
|
|
|
* @param string $uri |
154
|
|
|
* @param callable $resolver |
155
|
|
|
* |
156
|
|
|
* @return object |
157
|
|
|
*/ |
158
|
52 |
|
private function crawl($schema, $uri, callable $resolver) |
159
|
|
|
{ |
160
|
52 |
|
list($schema, $uri) = $this->prepareArguments($schema, $uri); |
161
|
|
|
|
162
|
50 |
|
foreach (schema_extract($schema, 'League\JsonReference\is_ref') as $pointer => $ref) { |
163
|
48 |
|
$scope = $this->scopeResolver->resolve($schema, $pointer, $uri); |
164
|
|
|
|
165
|
48 |
|
$schema = $resolver($schema, $pointer, $ref, $scope); |
166
|
24 |
|
} |
167
|
|
|
|
168
|
48 |
|
return $schema; |
169
|
|
|
} |
170
|
|
|
|
171
|
|
|
/** |
172
|
|
|
* Load an external ref and return the JSON object. |
173
|
|
|
* |
174
|
|
|
* @param string $reference |
175
|
|
|
* |
176
|
|
|
* @return object |
177
|
|
|
*/ |
178
|
48 |
|
private function loadExternalRef($reference) |
179
|
|
|
{ |
180
|
48 |
|
list($prefix, $path) = parse_external_ref($reference); |
181
|
46 |
|
return $this->loaderManager->getLoader($prefix)->load($path); |
182
|
|
|
} |
183
|
|
|
} |
184
|
|
|
|