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<?php |
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/* Copyright (C) 2024 Rafael San José <[email protected]> |
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* |
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* This program 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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* any later version. |
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* |
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* This program 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 this program. If not, see <https://www.gnu.org/licenses/>. |
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*/ |
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namespace Alxarafe\Lib; |
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use Alxarafe\Model\User; |
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abstract class Auth |
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{ |
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private const COOKIE_NAME = 'alxarafe_login'; |
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private const COOKIE_USER = self::COOKIE_NAME . '_user'; |
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private const COOKIE_EXPIRE_TIME = 30 * 86400; // 30 days |
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private const COOKIE_SAMESITE = 'Strict'; |
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public static $user = null; |
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public static function isLogged() |
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{ |
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$userId = FILTER_INPUT(INPUT_COOKIE, self::COOKIE_USER); |
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$token = FILTER_INPUT(INPUT_COOKIE, self::COOKIE_NAME); |
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if (empty($token)) { |
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return false; |
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} |
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if (!isset(self::$user)) { |
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self::$user = User::find($userId); |
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} |
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if (!isset(self::$user)) { |
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return false; |
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} |
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return self::$user->token === $token; |
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} |
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/** |
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* Return true if login is correct with user/mail and password. |
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* TODO: This is a test. It will be checked against a user database. |
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* |
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* @param $email |
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* @param $password |
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* |
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* @return bool |
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*/ |
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public static function login($username, $password) |
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{ |
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//static::logout(); |
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$user = User::where('name', $username)->first(); |
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if (!isset($user)) { |
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return false; |
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} |
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if (!password_verify($password, $user->password)) { |
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return false; |
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} |
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self::setLoginCookie($user->id); |
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return true; |
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} |
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public static function setLoginCookie($userId) |
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{ |
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$token = self::generateToken(); |
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if (!isset(self::$user)) { |
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self::$user = User::find($userId); |
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} |
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if (isset(self::$user)) { |
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self::$user->saveToken($token); |
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} |
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$cookie_options = [ |
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'expires' => time() + self::COOKIE_EXPIRE_TIME, |
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'path' => '/', |
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'domain' => $_SERVER['HTTP_HOST'], |
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'secure' => true, |
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'httponly' => true, |
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'samesite' => self::COOKIE_SAMESITE, |
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]; |
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setcookie(self::COOKIE_USER, $userId); |
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setcookie(self::COOKIE_NAME, $token, $cookie_options); |
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} |
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private static function generateToken($length = 32) |
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{ |
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return bin2hex(random_bytes($length)); |
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} |
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public static function logout() |
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{ |
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// Erase old cookies. |
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setcookie(self::COOKIE_USER, '', time() - 60); |
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setcookie(self::COOKIE_NAME, '', time() - 60); |
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} |
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} |
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rsanjoseo /
alxarafe
