|
1
|
|
|
<?php |
|
2
|
|
|
|
|
3
|
|
|
declare(strict_types=1); |
|
4
|
|
|
|
|
5
|
|
|
namespace SAML2; |
|
6
|
|
|
|
|
7
|
|
|
use RobRichards\XMLSecLibs\XMLSecurityKey; |
|
8
|
|
|
|
|
9
|
|
|
/** |
|
10
|
|
|
* Abstract class to a SAML 2 element which may be signed. |
|
11
|
|
|
* |
|
12
|
|
|
* @package SimpleSAMLphp |
|
13
|
|
|
*/ |
|
14
|
|
|
abstract class SignedElement |
|
15
|
|
|
{ |
|
16
|
|
|
/** |
|
17
|
|
|
* The private key we should use to sign the message. |
|
18
|
|
|
* |
|
19
|
|
|
* The private key can be null, in which case the message is sent unsigned. |
|
20
|
|
|
* |
|
21
|
|
|
* @var XMLSecurityKey|null |
|
22
|
|
|
*/ |
|
23
|
|
|
protected $signatureKey; |
|
24
|
|
|
|
|
25
|
|
|
/** |
|
26
|
|
|
* List of certificates that should be included in the message. |
|
27
|
|
|
* |
|
28
|
|
|
* @var array |
|
29
|
|
|
*/ |
|
30
|
|
|
protected $certificates; |
|
31
|
|
|
|
|
32
|
|
|
|
|
33
|
|
|
/** |
|
34
|
|
|
* Validate this element against a public key. |
|
35
|
|
|
* |
|
36
|
|
|
* If no signature is present, false is returned. If a signature is present, |
|
37
|
|
|
* but cannot be verified, an exception will be thrown. |
|
38
|
|
|
* |
|
39
|
|
|
* @param XMLSecurityKey $key The key we should check against. |
|
40
|
|
|
* @return bool True if successful, false if we don't have a signature that can be verified. |
|
41
|
|
|
*/ |
|
42
|
|
|
abstract public function validate(XMLSecurityKey $key) : bool; |
|
43
|
|
|
|
|
44
|
|
|
|
|
45
|
|
|
/** |
|
46
|
|
|
* Set the certificates that should be included in the element. |
|
47
|
|
|
* The certificates should be strings with the PEM encoded data. |
|
48
|
|
|
* |
|
49
|
|
|
* @param array $certificates An array of certificates. |
|
50
|
|
|
* @return void |
|
51
|
|
|
*/ |
|
52
|
|
|
public function setCertificates(array $certificates) |
|
53
|
|
|
{ |
|
54
|
|
|
$this->certificates = $certificates; |
|
55
|
|
|
} |
|
56
|
|
|
|
|
57
|
|
|
|
|
58
|
|
|
/** |
|
59
|
|
|
* Retrieve the certificates that are included in the message. |
|
60
|
|
|
* |
|
61
|
|
|
* @return array An array of certificates |
|
62
|
|
|
*/ |
|
63
|
|
|
public function getCertificates() : array |
|
64
|
|
|
{ |
|
65
|
|
|
return $this->certificates; |
|
66
|
|
|
} |
|
67
|
|
|
|
|
68
|
|
|
|
|
69
|
|
|
/** |
|
70
|
|
|
* Retrieve the private key we should use to sign the message. |
|
71
|
|
|
* |
|
72
|
|
|
* @return XMLSecurityKey|null The key, or NULL if no key is specified |
|
73
|
|
|
*/ |
|
74
|
|
|
public function getSignatureKey() |
|
75
|
|
|
{ |
|
76
|
|
|
return $this->signatureKey; |
|
77
|
|
|
} |
|
78
|
|
|
|
|
79
|
|
|
|
|
80
|
|
|
/** |
|
81
|
|
|
* Set the private key we should use to sign the message. |
|
82
|
|
|
* |
|
83
|
|
|
* If the key is null, the message will be sent unsigned. |
|
84
|
|
|
* |
|
85
|
|
|
* @param XMLSecurityKey|null $signatureKey |
|
86
|
|
|
* @return void |
|
87
|
|
|
*/ |
|
88
|
|
|
public function setSignatureKey(XMLSecurityKey $signatureKey = null) |
|
89
|
|
|
{ |
|
90
|
|
|
$this->signatureKey = $signatureKey; |
|
91
|
|
|
} |
|
92
|
|
|
} |
|
93
|
|
|
|