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<?php |
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/** |
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* This file is part of the tiqr project. |
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* |
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* The tiqr project aims to provide an open implementation for |
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* authentication using mobile devices. It was initiated by |
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* SURFnet and developed by Egeniq. |
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* |
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* More information: http://www.tiqr.org |
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* |
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* @author Peter Verhage <[email protected]> |
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* |
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* @package tiqr |
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* |
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* @license New BSD License - See LICENSE file for details. |
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* |
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* @copyright (C) 2010-2012 SURFnet BV |
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*/ |
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require_once 'Tiqr/UserStorage/Interface.php'; |
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require_once 'Tiqr/UserStorage/Encryption.php'; |
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require_once 'Tiqr/UserSecretStorage.php'; |
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/** |
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* Abstract base implementation for user storage. |
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* |
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* Adds built-in support for encryption of the user secret. |
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* |
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* @author peter |
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*/ |
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abstract class Tiqr_UserStorage_Abstract implements Tiqr_UserStorage_Interface |
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{ |
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protected $_encryption; |
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protected $_userSecretStorage; |
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/** |
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* Constructor. |
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*/ |
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public function __construct($config, $secretconfig = array()) |
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{ |
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$type = isset($config['encryption']['type']) ? $config['encryption']['type'] : 'dummy'; |
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$options = isset($config['encryption']) ? $config['encryption'] : array(); |
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$this->_encryption = Tiqr_UserStorage_Encryption::getEncryption($type, $options); |
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if (count($secretconfig)) { |
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$this->_userSecretStorage = Tiqr_UserSecretStorage::getSecretStorage($secretconfig['type'], $secretconfig); |
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} else { |
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$this->_userSecretStorage = Tiqr_UserSecretStorage::getSecretStorage($config['type'], $config); |
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} |
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} |
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/** |
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* Returns the encryption instance. |
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*/ |
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protected function _getEncryption() |
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{ |
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return $this->_encryption; |
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} |
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/** |
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* Get the user's secret |
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* @param String $userId |
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* @return String The user's secret |
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*/ |
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protected function _getEncryptedSecret($userId) |
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{ |
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return $this->_userSecretStorage->getUserSecret($userId); |
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} |
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/** |
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* Store a secret for a user. |
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* @param String $userId |
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* @param String $secret |
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*/ |
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protected function _setEncryptedSecret($userId, $secret) |
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{ |
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$this->_userSecretStorage->setUserSecret($userId, $secret); |
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} |
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/** |
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* Get the user's secret |
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* @param String $userId |
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* @return String The user's secret |
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*/ |
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public final function getSecret($userId) |
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{ |
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$encryptedSecret = $this->_getEncryptedSecret($userId); |
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return $this->_getEncryption()->decrypt($encryptedSecret); |
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} |
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/** |
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* Store a secret for a user. |
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* @param String $userId |
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* @param String $secret |
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*/ |
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public final function setSecret($userId, $secret) |
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{ |
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$encryptedSecret = $this->_getEncryption()->encrypt($secret); |
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$this->_setEncryptedSecret($userId, $encryptedSecret); |
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} |
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/** |
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* Returns additional attributes for the user. |
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* |
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* @param string $userId User identifier. |
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* |
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* @return array additional user attributes |
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*/ |
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public function getAdditionalAttributes($userId) |
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{ |
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return array(); |
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} |
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} |
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Tiqr /
tiqr-server-libphp
