| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * CakePHP(tm) : Rapid Development Framework (https://cakephp.org) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  * Copyright (c) Cake Software Foundation, Inc. (https://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. (https://cakefoundation.org) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |  * @link          https://cakephp.org CakePHP(tm) Project | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |  * @since         1.0.0 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |  * @license       https://opensource.org/licenses/mit-license.php MIT License | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  | namespace Phauthentic\Authentication\Authenticator; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  | use ArrayObject; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  | use Phauthentic\Authentication\Identifier\IdentifierInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  | use Exception; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  | use Firebase\JWT\JWT; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  | use Firebase\JWT\Key; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  | use Psr\Http\Message\ServerRequestInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  | use stdClass; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |  * Jwt Authenticator | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  | class JwtAuthenticator extends TokenAuthenticator | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |      * Query param | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |      * @var null|string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |     protected ?string $queryParam = 'token'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |      * Header | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |      * @var null|string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |     protected ?string $header = 'Authorization'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |      * Token Prefix | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |      * @var null|string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |     protected ?string $tokenPrefix = 'bearer'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |      * Hashing algorithms | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |      * @var array<int, string> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |     protected array $algorithms = [ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |         'HS256' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |     ]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |      * Return payload | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |      * @var bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |     protected bool $returnPayload = true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |      * Secret key | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |      * @var null|string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |     protected ?string $secretKey; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |      * Payload data. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |      * @var object|null | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |     protected ?object $payload = null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 | 28 |  |      * {@inheritDoc} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 | 28 |  |     public function __construct(IdentifierInterface $identifier, string $secretKey) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 | 28 |  |         parent::__construct($identifier); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 | 28 |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |         $this->secretKey = $secretKey; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |      * Sets algorithms to use | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |      * @param array<int, string> $algorithms List of algorithms | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |      * @return $this | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |     public function setAlgorithms(array $algorithms): self | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |         $this->algorithms = $algorithms; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |         return $this; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |      * Sets return payload. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |      * @param bool $return Return payload. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 | 4 |  |      * @return $this | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 | 4 |  |     public function setReturnPayload(bool $return): self | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 | 4 |  |         $this->returnPayload = $return; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |         return $this; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |      * Sets secret key. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |      * @param string $key Secret key. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |      * @return $this | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |     public function setSecretKey(string $key): self | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |         $this->secretKey = $key; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |         return $this; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |      * Authenticates the identity based on a JWT token contained in a request. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |      * @link https://jwt.io/ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  |      * @param \Psr\Http\Message\ServerRequestInterface $request The request that contains login information. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 | 28 |  |      * @return \Phauthentic\Authentication\Authenticator\ResultInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |     public function authenticate(ServerRequestInterface $request): ResultInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 | 28 |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 | 4 |  |         try { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 | 4 |  |             $result = $this->getPayload($request); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 | 4 |  |         } catch (Exception $e) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 | 4 |  |             return new Result( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  |                 null, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 | 4 |  |                 Result::FAILURE_CREDENTIALS_INVALID, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 | 4 |  |                 [ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |                     'message' => $e->getMessage(), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  |                     'exception' => $e | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  |                 ] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |             ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 | 24 |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 | 4 |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  |         if (!($result instanceof stdClass)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  |             return new Result(null, Result::FAILURE_CREDENTIALS_INVALID); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 | 20 |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 | 20 |  |         $result = json_decode((string)json_encode($result), true); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 | 20 |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 | 4 |  |         $key = IdentifierInterface::CREDENTIAL_JWT_SUBJECT; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  |         if (empty($result[$key])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  |             return new Result(null, Result::FAILURE_CREDENTIALS_MISSING); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 | 16 |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 164 | 12 |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 165 |  |  |         if ($this->returnPayload) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 | 12 |  |             $user = new ArrayObject($result); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 167 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 168 |  |  |             return new Result($user, Result::SUCCESS); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 | 4 |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 | 4 |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  |         $user = $this->identifier->identify([ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 172 |  |  |             $key => $result[$key] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 173 | 4 |  |         ]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 174 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 |  |  |         if (empty($user)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 176 |  |  |             return new Result(null, Result::FAILURE_IDENTITY_NOT_FOUND, $this->identifier->getErrors()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 177 | 4 |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 178 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 179 |  |  |         return new Result($user, Result::SUCCESS); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 180 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 181 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 182 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 183 |  |  |      * Get payload data. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 184 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 185 |  |  |      * @param \Psr\Http\Message\ServerRequestInterface|null $request Request to get authentication information from. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 186 | 20 |  |      * @return object|null Payload object on success, null on failure | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 187 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 188 | 20 |  |     public function getPayload(ServerRequestInterface $request = null) | 
            
                                                                        
                            
            
                                    
            
            
                | 189 | 4 |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 190 |  |  |         if (!$request) { | 
            
                                                                        
                            
            
                                    
            
            
                | 191 |  |  |             return $this->payload; | 
            
                                                                        
                            
            
                                    
            
            
                | 192 | 20 |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 193 | 20 |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 194 |  |  |         $payload = null; | 
            
                                                                        
                            
            
                                    
            
            
                | 195 | 20 |  |         $token = $this->getToken($request); | 
            
                                                                        
                            
            
                                    
            
            
                | 196 | 20 |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 197 |  |  |         if ($token !== null) { | 
            
                                                                        
                            
            
                                    
            
            
                | 198 |  |  |             $payload = $this->decodeToken($token); | 
            
                                                                        
                            
            
                                    
            
            
                | 199 | 16 |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 200 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 201 | 16 |  |         $this->payload = $payload; | 
            
                                                                        
                            
            
                                    
            
            
                | 202 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 203 |  |  |         return $this->payload; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 204 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 205 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 206 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 207 |  |  |      * Decode JWT token. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 208 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 209 |  |  |      * @param string $token JWT token to decode. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 210 | 20 |  |      * @return object|null The JWT's payload as a PHP object, null on failure. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 211 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 212 | 20 |  |     protected function decodeToken($token) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 213 | 20 |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 214 | 20 |  |         return JWT::decode( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 215 | 20 |  |             $token, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 216 |  |  |             new Key((string)$this->secretKey, $this->algorithms[0]) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 217 |  |  |         ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 218 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 219 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 220 |  |  |  |