1
|
|
|
<?php |
2
|
|
|
declare(strict_types=1); |
3
|
|
|
/** |
4
|
|
|
* CakePHP(tm) : Rapid Development Framework (http://cakephp.org) |
5
|
|
|
* Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org) |
6
|
|
|
* |
7
|
|
|
* Licensed under The MIT License |
8
|
|
|
* For full copyright and license information, please see the LICENSE.txt |
9
|
|
|
* Redistributions of files must retain the above copyright notice. |
10
|
|
|
* |
11
|
|
|
* @copyright Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org) |
12
|
|
|
* @link http://cakephp.org CakePHP(tm) Project |
13
|
|
|
* @license http://www.opensource.org/licenses/mit-license.php MIT License |
14
|
|
|
*/ |
15
|
|
|
namespace Phauthentic\Authentication\Authenticator; |
16
|
|
|
|
17
|
|
|
use ArrayAccess; |
18
|
|
|
use Phauthentic\Authentication\Authenticator\Exception\UnauthorizedException; |
19
|
|
|
use Phauthentic\Authentication\Identifier\IdentifierInterface; |
20
|
|
|
use Psr\Http\Message\ServerRequestInterface; |
21
|
|
|
|
22
|
|
|
/** |
23
|
|
|
* HttpBasic Authenticator |
24
|
|
|
* |
25
|
|
|
* Provides Basic HTTP authentication support. |
26
|
|
|
*/ |
27
|
|
|
class HttpBasicAuthenticator extends AbstractAuthenticator implements StatelessInterface |
28
|
|
|
{ |
29
|
|
|
|
30
|
|
|
use CredentialFieldsTrait; |
31
|
|
|
|
32
|
|
|
/** |
33
|
|
|
* Realm |
34
|
|
|
* |
35
|
|
|
* @var string|null |
36
|
|
|
*/ |
37
|
|
|
protected $realm; |
38
|
|
|
|
39
|
|
|
/** |
40
|
|
|
* Sets the realm |
41
|
|
|
* |
42
|
|
|
* @param string|null $realm Realm |
43
|
|
|
* @return $this |
44
|
|
|
*/ |
45
|
42 |
|
public function setRealm(?string $realm): self |
46
|
|
|
{ |
47
|
42 |
|
$this->realm = $realm; |
48
|
|
|
|
49
|
42 |
|
return $this; |
50
|
|
|
} |
51
|
|
|
|
52
|
|
|
/** |
53
|
|
|
* Authenticate a user using HTTP auth. Will use the configured User model and attempt a |
54
|
|
|
* login using HTTP auth. |
55
|
|
|
* |
56
|
|
|
* @param \Psr\Http\Message\ServerRequestInterface $request The request to authenticate with. |
57
|
|
|
* @return \Phauthentic\Authentication\Authenticator\ResultInterface |
58
|
|
|
*/ |
59
|
21 |
|
public function authenticate(ServerRequestInterface $request): ResultInterface |
60
|
|
|
{ |
61
|
21 |
|
$user = $this->getUser($request); |
62
|
|
|
|
63
|
21 |
|
if (empty($user)) { |
64
|
15 |
|
return new Result(null, Result::FAILURE_CREDENTIALS_MISSING); |
65
|
|
|
} |
66
|
|
|
|
67
|
6 |
|
return new Result($user, Result::SUCCESS); |
68
|
|
|
} |
69
|
|
|
|
70
|
|
|
/** |
71
|
|
|
* Checks for the user and password in the server request params |
72
|
|
|
* |
73
|
|
|
* @param array $serverParams Server params from \Psr\Http\Message\ServerRequestInterface::getServerParams() |
74
|
|
|
* @return bool |
75
|
|
|
*/ |
76
|
21 |
|
protected function checkServerParams(array $serverParams): bool { |
77
|
21 |
|
return !isset($serverParams['PHP_AUTH_USER']) |
78
|
15 |
|
|| !isset($serverParams['PHP_AUTH_PW']) |
79
|
12 |
|
|| !is_string($serverParams['PHP_AUTH_USER']) |
80
|
12 |
|
|| $serverParams['PHP_AUTH_USER'] === '' |
81
|
12 |
|
|| !is_string($serverParams['PHP_AUTH_PW']) |
82
|
21 |
|
|| $serverParams['PHP_AUTH_PW'] === ''; |
83
|
|
|
} |
84
|
|
|
|
85
|
|
|
/** |
86
|
|
|
* Get a user based on information in the request. Used by cookie-less auth for stateless clients. |
87
|
|
|
* |
88
|
|
|
* @param \Psr\Http\Message\ServerRequestInterface $request Request object. |
89
|
|
|
* @return \ArrayAccess|null User entity or null on failure. |
90
|
|
|
*/ |
91
|
21 |
|
public function getUser(ServerRequestInterface $request): ?ArrayAccess |
92
|
|
|
{ |
93
|
21 |
|
$serverParams = $request->getServerParams(); |
94
|
21 |
|
if ($this->checkServerParams($serverParams)) { |
95
|
9 |
|
return null; |
96
|
|
|
} |
97
|
|
|
|
98
|
12 |
|
return $this->identifier->identify([ |
99
|
12 |
|
IdentifierInterface::CREDENTIAL_USERNAME => $serverParams['PHP_AUTH_USER'], |
100
|
12 |
|
IdentifierInterface::CREDENTIAL_PASSWORD => $serverParams['PHP_AUTH_PW'], |
101
|
|
|
]); |
102
|
|
|
} |
103
|
|
|
|
104
|
|
|
/** |
105
|
|
|
* Create a challenge exception for basic auth challenge. |
106
|
|
|
* |
107
|
|
|
* @param \Psr\Http\Message\ServerRequestInterface $request A request object. |
108
|
|
|
* @return void |
109
|
|
|
* @throws \Phauthentic\Authentication\Authenticator\Exception\UnauthorizedException |
110
|
|
|
*/ |
111
|
15 |
|
public function unauthorizedChallenge(ServerRequestInterface $request): void |
112
|
|
|
{ |
113
|
15 |
|
throw new UnauthorizedException($this->loginHeaders($request), ''); |
114
|
|
|
} |
115
|
|
|
|
116
|
|
|
/** |
117
|
|
|
* Generate the login headers |
118
|
|
|
* |
119
|
|
|
* @param \Psr\Http\Message\ServerRequestInterface $request Request object. |
120
|
|
|
* @return array Headers for logging in. |
121
|
|
|
*/ |
122
|
6 |
|
protected function loginHeaders(ServerRequestInterface $request): array |
123
|
|
|
{ |
124
|
6 |
|
$server = $request->getServerParams(); |
125
|
6 |
|
$realm = $this->realm ?: $server['SERVER_NAME']; |
126
|
|
|
|
127
|
6 |
|
return ['WWW-Authenticate' => sprintf('Basic realm="%s"', $realm)]; |
128
|
|
|
} |
129
|
|
|
} |
130
|
|
|
|