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<?php |
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namespace Acquia\Rest; |
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abstract class SignatureAbstract |
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{ |
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/** |
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* @var string |
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*/ |
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protected $secretKey; |
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/** |
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* @var \Acquia\Rest\NoncerInterface |
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*/ |
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private $noncer; |
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/** |
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* @var int |
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*/ |
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private $requestTime = 0; |
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/** |
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* @var int |
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*/ |
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protected $noncerLength = NoncerAbstract::DEFAULT_LENGTH; |
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/** |
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* @var string |
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*/ |
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protected static $defaultNoncerClass = 'Acquia\Rest\RandomStringNoncer'; |
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/** |
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* @param string $secretKey |
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*/ |
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public function __construct($secretKey) |
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{ |
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$this->secretKey = $secretKey; |
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} |
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/** |
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* @param mixed $data |
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* |
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* @return string |
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*/ |
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abstract public function generate($data); |
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/** |
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* Returns the shared secret. |
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* |
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* @return string |
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*/ |
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public function getSecretKey() |
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{ |
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return $this->secretKey; |
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} |
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/** |
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* @param string $class |
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*/ |
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public static function setDefaultNoncerClass($class) |
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{ |
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self::$defaultNoncerClass = $class; |
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} |
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/** |
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* @return string |
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*/ |
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public static function getDefaultNoncerClass() |
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{ |
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return self::$defaultNoncerClass; |
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} |
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/** |
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* Returns a noncer, instantiates it if it doesn't exist. |
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* |
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* @return \Acquia\Rest\NoncerInterface |
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* |
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* @throws \UnexpectedValueException |
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*/ |
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public function getNoncer() |
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{ |
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if (!isset($this->noncer)) { |
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$this->noncer = new self::$defaultNoncerClass($this->noncerLength); |
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if (!$this->noncer instanceof NoncerInterface) { |
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throw new \UnexpectedValueException('Noncer must implement Acquia\Rest\NoncerInterface'); |
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} |
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} |
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return $this->noncer; |
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} |
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/** |
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* @return string |
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*/ |
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public function generateNonce() |
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{ |
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return $this->getNoncer()->generate(); |
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} |
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/** |
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* Returns the last nonce that was generated. |
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* |
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* @return string |
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*/ |
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public function getNonce() |
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{ |
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return $this->getNoncer()->getLastNonce(); |
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} |
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/** |
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* @param int $requestTime |
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* |
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* @return \Acquia\Rest\SignatureAbstract |
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*/ |
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public function setRequestTime($requestTime) |
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{ |
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$this->requestTime = $requestTime; |
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return $this; |
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} |
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/** |
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* @return \Acquia\Rest\SignatureAbstract |
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*/ |
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public function unsetRequestTime() |
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{ |
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$this->requestTime = 0; |
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return $this; |
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} |
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/** |
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* @return int |
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*/ |
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54 |
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public function getRequestTime() |
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{ |
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$this->requestTime = $this->requestTime ?: time(); |
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return $this->requestTime; |
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} |
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137
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} |
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