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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 Patrick Honing <[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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* Create SQL table (MySQL): |
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* CREATE TABLE `tiqrusersecret` (`userid` varchar(10) PRIMARY KEY, `secret` varchar(100)) |
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* |
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*/ |
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require_once 'Tiqr/UserSecretStorage/UserSecretStorageTrait.php'; |
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use Psr\Log\LoggerInterface; |
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/** |
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* This user storage implementation implements a user secret storage using PDO. |
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* It is usable for any database with a PDO driver |
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* |
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* @author Patrick Honing <[email protected]> |
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*/ |
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class Tiqr_UserSecretStorage_Pdo implements Tiqr_UserSecretStorage_Interface |
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{ |
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use UserSecretStorageTrait; |
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private $tableName; |
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private $handle; |
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/** |
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* @var LoggerInterface |
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*/ |
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private $logger; |
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/** |
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* @param Tiqr_UserSecretStorage_Encryption_Interface $encryption |
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* @param LoggerInterface $logger |
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* @param string $dsn |
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* @param string $userName |
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* @param string $password |
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* @param string $tableName |
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*/ |
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public function __construct( |
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Tiqr_UserSecretStorage_Encryption_Interface $encryption, |
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LoggerInterface $logger, |
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string $dsn, |
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string $userName, |
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string $password, |
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string $tableName = 'tiqrusersecret' |
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) { |
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$this->encryption = $encryption; |
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$this->logger = $logger; |
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$this->tableName = $tableName; |
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try { |
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$this->handle = new PDO($dsn, $userName, $password); |
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} catch (PDOException $e) { |
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$this->logger->error( |
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sprintf('Unable to establish a PDO connection. Error message from PDO: %s', $e->getMessage()) |
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); |
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} |
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} |
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private function userExists($userId) |
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{ |
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$sth = $this->handle->prepare("SELECT userid FROM ".$this->tableName." WHERE userid = ?"); |
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$sth->execute(array($userId)); |
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$result = $sth->fetchColumn(); |
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if ($result !== false) { |
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return true; |
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} |
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$this->logger->debug('Unable fot find user in user secret storage (PDO)'); |
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return false; |
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} |
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/** |
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* Get the user's secret |
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* |
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* @param String $userId |
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* |
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* @return mixed: null|string |
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*/ |
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private function getUserSecret($userId) |
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{ |
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$sth = $this->handle->prepare("SELECT secret FROM ".$this->tableName." WHERE userid = ?"); |
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if($sth->execute(array($userId))) { |
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$secret = $sth->fetchColumn(); |
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if ($secret !== false) { |
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return $secret; |
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} |
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} |
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$this->logger->error('Unable to retrieve user secret from user secret storage (PDO)'); |
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} |
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/** |
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* Store a secret for a user. |
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* |
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* @param String $userId |
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* @param String $secret |
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*/ |
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private function setUserSecret($userId, $secret) |
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{ |
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if ($this->userExists($userId)) { |
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$sth = $this->handle->prepare("UPDATE ".$this->tableName." SET secret = ? WHERE userid = ?"); |
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} else { |
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$sth = $this->handle->prepare("INSERT INTO ".$this->tableName." (secret,userid) VALUES (?,?)"); |
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} |
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$result = $sth->execute(array($secret,$userId)); |
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if (!$result) { |
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$this->logger->error('Unable to persist user secret in user secret storage (PDO)'); |
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} |
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} |
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} |
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Tiqr /
tiqr-server-libphp
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