mirror of
https://github.com/nuxsmin/sysPass.git
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103 lines
2.4 KiB
PHP
103 lines
2.4 KiB
PHP
<?php
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/**
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* sysPass
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*
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* @author nuxsmin
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* @link https://syspass.org
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* @copyright 2012-2018, Rubén Domínguez nuxsmin@$syspass.org
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*
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* This file is part of sysPass.
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*
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* sysPass is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* sysPass is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with sysPass. If not, see <http://www.gnu.org/licenses/>.
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*/
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namespace SP\Core\Crypt;
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use SP\Bootstrap;
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/**
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* Class Cookie
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*
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* @package SP\Core\Crypt
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*/
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abstract class Cookie
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{
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/**
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* @var string
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*/
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private $cookieName;
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/**
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* Cookie constructor.
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*
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* @param string $cookieName
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*/
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public function __construct($cookieName)
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{
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$this->cookieName = $cookieName;
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}
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/**
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* Firmar la cookie para autentificación
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*
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* @param string $data
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* @param string $cypher
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* @return string
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*/
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protected final function sign($data, $cypher)
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{
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$data = base64_encode($data);
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return hash_hmac('sha256', $data, $cypher) . ';' . $data;
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}
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/**
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* Comprobar la firma de la cookie y devolver los datos
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*
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* @param string $data
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* @param string $cypher
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* @return bool|string
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*/
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protected final function getCookieData($data, $cypher)
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{
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list($signature, $data) = explode(';', $data, 2);
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if (!empty($signature) && !empty($data)) {
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return hash_equals($signature, hash_hmac('sha256', $data, $cypher)) ? base64_decode($data) : false;
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}
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return false;
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}
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/**
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* Returns cookie raw data
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*
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* @return bool|string
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*/
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protected function getCookie()
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{
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return isset($_COOKIE[$this->cookieName]) ? $_COOKIE[$this->cookieName] : false;
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}
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/**
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* Sets cookie data
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*
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* @param $data
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* @return bool
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*/
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protected function setCookie($data)
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{
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return setcookie($this->cookieName, $data, 0, Bootstrap::$WEBROOT);
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}
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} |