1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
declare(strict_types=1); |
4
|
|
|
|
5
|
|
|
namespace SimpleSAML\XMLSecurity\XML\ds; |
6
|
|
|
|
7
|
|
|
use DOMElement; |
8
|
|
|
use SimpleSAML\Assert\Assert; |
9
|
|
|
use SimpleSAML\XML\Chunk; |
10
|
|
|
use SimpleSAML\XML\Exception\InvalidDOMElementException; |
11
|
|
|
use SimpleSAML\XMLSecurity\Constants; |
12
|
|
|
use SimpleSAML\XMLSecurity\Exception\InvalidArgumentException; |
13
|
|
|
|
14
|
|
|
/** |
15
|
|
|
* Class representing a ds:DigestMethod element. |
16
|
|
|
* |
17
|
|
|
* @package simplesamlphp/xml-security |
18
|
|
|
*/ |
19
|
|
|
final class DigestMethod extends AbstractDsElement |
20
|
|
|
{ |
21
|
|
|
/** |
22
|
|
|
* The algorithm. |
23
|
|
|
* |
24
|
|
|
* @var string |
25
|
|
|
*/ |
26
|
|
|
protected string $Algorithm; |
27
|
|
|
|
28
|
|
|
/** |
29
|
|
|
* @var \SimpleSAML\XML\Chunk[] |
30
|
|
|
*/ |
31
|
|
|
protected array $elements; |
32
|
|
|
|
33
|
|
|
|
34
|
|
|
/** |
35
|
|
|
* Initialize a DigestMethod element. |
36
|
|
|
* |
37
|
|
|
* @param string $algorithm |
38
|
|
|
* @param \SimpleSAML\XML\Chunk[] $elements |
39
|
|
|
*/ |
40
|
|
|
public function __construct(string $algorithm, array $elements = []) |
41
|
|
|
{ |
42
|
|
|
$this->setAlgorithm($algorithm); |
43
|
|
|
$this->setElements($elements); |
44
|
|
|
} |
45
|
|
|
|
46
|
|
|
|
47
|
|
|
/** |
48
|
|
|
* Collect the value of the Algorithm-property |
49
|
|
|
* |
50
|
|
|
* @return string |
51
|
|
|
*/ |
52
|
|
|
public function getAlgorithm(): string |
53
|
|
|
{ |
54
|
|
|
return $this->Algorithm; |
55
|
|
|
} |
56
|
|
|
|
57
|
|
|
|
58
|
|
|
/** |
59
|
|
|
* Set the value of the Algorithm-property |
60
|
|
|
* |
61
|
|
|
* @param string $algorithm |
62
|
|
|
*/ |
63
|
|
|
private function setAlgorithm(string $algorithm): void |
64
|
|
|
{ |
65
|
|
|
Assert::oneOf( |
66
|
|
|
$algorithm, |
67
|
|
|
[ |
68
|
|
|
Constants::DIGEST_SHA1, |
69
|
|
|
Constants::DIGEST_SHA224, |
70
|
|
|
Constants::DIGEST_SHA256, |
71
|
|
|
Constants::DIGEST_SHA384, |
72
|
|
|
Constants::DIGEST_SHA512, |
73
|
|
|
Constants::DIGEST_RIPEMD160, |
74
|
|
|
], |
75
|
|
|
'Invalid digest method', |
76
|
|
|
InvalidArgumentException::class |
77
|
|
|
); |
78
|
|
|
|
79
|
|
|
$this->Algorithm = $algorithm; |
80
|
|
|
} |
81
|
|
|
|
82
|
|
|
|
83
|
|
|
/** |
84
|
|
|
* Collect the embedded elements |
85
|
|
|
* |
86
|
|
|
* @return \SimpleSAML\XML\Chunk[] |
87
|
|
|
*/ |
88
|
|
|
public function getElements(): array |
89
|
|
|
{ |
90
|
|
|
return $this->elements; |
91
|
|
|
} |
92
|
|
|
|
93
|
|
|
|
94
|
|
|
/** |
95
|
|
|
* Set the value of the elements-property |
96
|
|
|
* |
97
|
|
|
* @param \SimpleSAML\XML\Chunk[] $elements |
98
|
|
|
* @throws \SimpleSAML\Assert\AssertionFailedException if the supplied array contains anything other than Chunk objects |
99
|
|
|
*/ |
100
|
|
|
private function setElements(array $elements): void |
101
|
|
|
{ |
102
|
|
|
Assert::allIsInstanceOf($elements, Chunk::class); |
103
|
|
|
|
104
|
|
|
$this->elements = $elements; |
105
|
|
|
} |
106
|
|
|
|
107
|
|
|
|
108
|
|
|
/** |
109
|
|
|
* Convert XML into a DigestMethod |
110
|
|
|
* |
111
|
|
|
* @param \DOMElement $xml The XML element we should load |
112
|
|
|
* @return self |
113
|
|
|
* |
114
|
|
|
* @throws \SimpleSAML\XML\Exception\InvalidDOMElementException |
115
|
|
|
* If the qualified name of the supplied element is wrong |
116
|
|
|
*/ |
117
|
|
|
public static function fromXML(DOMElement $xml): object |
118
|
|
|
{ |
119
|
|
|
Assert::same($xml->localName, 'DigestMethod', InvalidDOMElementException::class); |
120
|
|
|
Assert::same($xml->namespaceURI, DigestMethod::NS, InvalidDOMElementException::class); |
121
|
|
|
|
122
|
|
|
$Algorithm = DigestMethod::getAttribute($xml, 'Algorithm'); |
123
|
|
|
|
124
|
|
|
$elements = []; |
125
|
|
|
foreach ($xml->childNodes as $elt) { |
126
|
|
|
if (!($elt instanceof DOMElement)) { |
127
|
|
|
continue; |
128
|
|
|
} |
129
|
|
|
|
130
|
|
|
$elements[] = new Chunk($elt); |
131
|
|
|
} |
132
|
|
|
|
133
|
|
|
return new self($Algorithm, $elements); |
134
|
|
|
} |
135
|
|
|
|
136
|
|
|
|
137
|
|
|
/** |
138
|
|
|
* Convert this DigestMethod element to XML. |
139
|
|
|
* |
140
|
|
|
* @param \DOMElement|null $parent The element we should append this DigestMethod element to. |
141
|
|
|
* @return \DOMElement |
142
|
|
|
*/ |
143
|
|
|
public function toXML(DOMElement $parent = null): DOMElement |
144
|
|
|
{ |
145
|
|
|
$e = $this->instantiateParentElement($parent); |
146
|
|
|
$e->setAttribute('Algorithm', $this->Algorithm); |
147
|
|
|
|
148
|
|
|
foreach ($this->elements as $elt) { |
149
|
|
|
$e->appendChild($e->ownerDocument->importNode($elt->getXML(), true)); |
|
|
|
|
150
|
|
|
} |
151
|
|
|
|
152
|
|
|
return $e; |
153
|
|
|
} |
154
|
|
|
} |
155
|
|
|
|
This check looks for calls to methods that do not seem to exist on a given type. It looks for the method on the type itself as well as in inherited classes or implemented interfaces.
This is most likely a typographical error or the method has been renamed.