| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | namespace Risan\OAuth1\Request; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | use DateTime; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | use GuzzleHttp\Psr7\Uri; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | use Risan\OAuth1\ConfigInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | use Risan\OAuth1\Signature\HmacSha1Signer; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | use Risan\OAuth1\Signature\SignerInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | use Risan\OAuth1\Credentials\TemporaryCredentials; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  | use Risan\OAuth1\Signature\KeyBasedSignerInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | use Risan\OAuth1\Credentials\ServerIssuedCredentials; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | class RequestConfig implements RequestConfigInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |      * The ConfigInterface instance. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |      * @var \Risan\OAuth1\ConfigInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |     protected $config; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |      * The SignerInterface instance. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |      * @var \Risan\OAuth1\Signature\SignerInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |     protected $signer; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |      * The NonceGeneratorInterface instance. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |      * @var \Risan\OAuth1\Request\NonceGeneratorInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |     protected $nonceGenerator; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |      * Create RequestBuilder instance. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |      * @param \Risan\OAuth1\ConfigInterface $config | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |      * @param \Risan\OAuth1\Signature\SignerInterface $signer | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |      * @param \Risan\OAuth1\Request\NonceGeneratorInterface $nonceGenerator | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 | 17 |  |     public function __construct(ConfigInterface $config, SignerInterface $signer, NonceGeneratorInterface $nonceGenerator) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 | 17 |  |         $this->config = $config; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 | 17 |  |         $this->signer = $signer; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 | 17 |  |         $this->nonceGenerator = $nonceGenerator; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 | 17 |  |         if ($this->signer->isKeyBased()) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 | 2 |  |             $this->signer->setClientCredentials($config->getClientCredentials()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 | 17 |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |      * {@inheritDoc} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 | 1 |  |     public function getConfig() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 | 1 |  |         return $this->config; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |      * {@inheritDoc} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 | 1 |  |     public function getSigner() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 | 1 |  |         return $this->signer; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |      * {@inheritDoc} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 | 1 |  |     public function getNonceGenerator() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 | 1 |  |         return $this->nonceGenerator; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |      * {@inheritDoc} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 | 2 |  |     public function getCurrentTimestamp() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 | 2 |  |         return (new DateTime)->getTimestamp(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |      * {@inheritDoc} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 | 1 |  |     public function getTemporaryCredentialsUrl() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 | 1 |  |         return $this->config->getTemporaryCredentialsUrl(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |      * {@inheritDoc} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 | 1 |  |     public function getTemporaryCredentialsAuthorizationHeader() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 | 1 |  |         $parameters = $this->getBaseProtocolParameters(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 | 1 |  |         if ($this->config->hasCallbackUri()) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 | 1 |  |             $parameters['oauth_callback'] = $this->config->getCallbackUri(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 | 1 |  |         $this->addSignatureParameter($parameters, $this->getTemporaryCredentialsUrl()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 | 1 |  |         return $this->normalizeProtocolParameters($parameters); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |      * {@inheritDoc} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 | 1 |  |     public function buildAuthorizationUrl(TemporaryCredentials $temporaryCredentials) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 | 1 |  |         return $this->appendQueryParametersToUri($this->config->getAuthorizationUrl(), [ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 | 1 |  |             'oauth_token' => $temporaryCredentials->getIdentifier(), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |         ]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |      /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |      * {@inheritDoc} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 | 1 |  |     public function getTokenCredentialsUrl() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 | 1 |  |         return $this->config->getTokenCredentialsUrl(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |      /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |      * {@inheritDoc} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 | 1 |  |     public function getTokenCredentialsAuthorizationHeader(TemporaryCredentials $temporaryCredentials, $verificationCode) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 | 1 |  |         $parameters = $this->getBaseProtocolParameters(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 | 1 |  |         $parameters['oauth_token'] = $temporaryCredentials->getIdentifier(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 | 1 |  |         $this->addSignatureParameter( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 | 1 |  |             $parameters, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 | 1 |  |             $this->getTokenCredentialsUrl(), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 | 1 |  |             $temporaryCredentials, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  |             [ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  |                 'form_params' => [ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 | 1 |  |                     'oauth_verifier' => $verificationCode, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  |                 ], | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  |             ] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  |         ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 | 1 |  |         return $this->normalizeProtocolParameters($parameters); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  |      * Get base protocol parameters for the authorization header. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  |      * @return array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 | 1 |  |     public function getBaseProtocolParameters() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  |         return [ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 | 1 |  |             'oauth_consumer_key' => $this->config->getClientCredentialsIdentifier(), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 | 1 |  |             'oauth_nonce' => $this->nonceGenerator->generate(), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 | 1 |  |             'oauth_signature_method' => $this->signer->getMethod(), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 | 1 |  |             'oauth_timestamp' => "{$this->getCurrentTimestamp()}", | 
            
                                                                                                            
                            
            
                                    
            
            
                | 164 | 1 |  |             'oauth_version' => '1.0', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 165 |  |  |         ]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 167 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 168 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 |  |  |      * Add signature parameter to the given protocol parameters. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  |      * @param array  &$parameters | 
            
                                                                                                            
                            
            
                                    
            
            
                | 172 |  |  |      * @param string $uri | 
            
                                                                                                            
                            
            
                                    
            
            
                | 173 |  |  |      * @param \Risan\OAuth1\Credentials\ServerIssuedCredentials|null $serverIssuedCredentials | 
            
                                                                                                            
                            
            
                                    
            
            
                | 174 |  |  |      * @param array  $requestOptions | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 |  |  |      * @param string $httpMethod | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 176 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 177 | 1 |  |     public function addSignatureParameter(array &$parameters, $uri, ServerIssuedCredentials $serverIssuedCredentials = null, array $requestOptions = [], $httpMethod = 'POST') | 
            
                                                                        
                            
            
                                    
            
            
                | 178 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 179 | 1 |  |         $requestParameters = $parameters; | 
            
                                                                        
                            
            
                                    
            
            
                | 180 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 181 | 1 |  |         if ($this->requestOptionsHas($requestOptions, 'query')) { | 
            
                                                                        
                            
            
                                    
            
            
                | 182 | 1 |  |             $requestParameters = array_merge($requestParameters, $requestOptions['query']); | 
            
                                                                        
                            
            
                                    
            
            
                | 183 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 184 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 185 | 1 |  |         if ($this->requestOptionsHas($requestOptions, 'form_params')) { | 
            
                                                                        
                            
            
                                    
            
            
                | 186 | 1 |  |             $requestParameters = array_merge($requestParameters, $requestOptions['form_params']); | 
            
                                                                        
                            
            
                                    
            
            
                | 187 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 188 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 189 | 1 |  |         if ($this->signer->isKeyBased() && $serverIssuedCredentials instanceof ServerIssuedCredentials) { | 
            
                                                                        
                            
            
                                    
            
            
                | 190 |  |  |             $this->signer->setServerIssuedCredentials($setServerIssuedCredentials); | 
                            
                    |  |  |  | 
                                                                                        
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                | 191 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 192 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 193 | 1 |  |         $parameters['oauth_signature'] = $this->signer->sign($uri, $requestParameters, $httpMethod); | 
            
                                                                        
                            
            
                                    
            
            
                | 194 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 195 | 1 |  |         return $parameters; | 
            
                                                                        
                            
            
                                    
            
            
                | 196 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 197 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 198 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 199 |  |  |      * Check if request options has the given key option. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 200 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 201 |  |  |      * @param  array  $requestOptions | 
            
                                                                                                            
                            
            
                                    
            
            
                | 202 |  |  |      * @param  string $key | 
            
                                                                                                            
                            
            
                                    
            
            
                | 203 |  |  |      * @return boolean | 
            
                                                                                                            
                            
            
                                    
            
            
                | 204 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 205 | 2 |  |     public function requestOptionsHas(array $requestOptions, $key) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 206 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 207 | 2 |  |         return isset($requestOptions[$key]) && | 
            
                                                                                                            
                            
            
                                    
            
            
                | 208 | 2 |  |             is_array($requestOptions[$key]) && | 
            
                                                                                                            
                            
            
                                    
            
            
                | 209 | 2 |  |             count($requestOptions[$key]) > 0; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 210 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 211 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 212 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 213 |  |  |      * Append query parameters to URI. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 214 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 215 |  |  |      * @param  string $uri | 
            
                                                                                                            
                            
            
                                    
            
            
                | 216 |  |  |      * @param  array  $parameters | 
            
                                                                                                            
                            
            
                                    
            
            
                | 217 |  |  |      * @return string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 218 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 219 | 2 |  |     public function appendQueryParametersToUri($uri, array $parameters) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 220 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 221 | 2 |  |         $uri = new Uri($uri); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 222 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 223 | 2 |  |         parse_str($uri->getQuery(), $queryParameters); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 224 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 225 | 2 |  |         $mergedParameters = array_merge($queryParameters, $parameters); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 226 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 227 | 2 |  |         return (string) $uri->withQuery(http_build_query($mergedParameters)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 228 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 229 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 230 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 231 |  |  |      * Normalize protocol parameters to be used as authorization header. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 232 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 233 |  |  |      * @param  array  $parameters | 
            
                                                                                                            
                            
            
                                    
            
            
                | 234 |  |  |      * @return string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 235 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 236 |  |  |     public function normalizeProtocolParameters(array $parameters) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 237 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 238 | 1 |  |         array_walk($parameters, function (&$value, $key) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 239 | 1 |  |             $value = rawurlencode($key) . '="' . rawurlencode($value) . '"'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 240 | 1 |  |         }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 241 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 242 |  |  |         return 'OAuth ' . implode(', ', $parameters); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 243 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 244 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 245 |  |  |  | 
            
                        
This check looks for variables that are accessed but have not been defined. It raises an issue if it finds another variable that has a similar name.
The variable may have been renamed without also renaming all references.