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| IPFactory | |
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| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * This program is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU General Public License |
| 6 | * as published by the Free Software Foundation; under version 2 |
| 7 | * of the License (non-upgradable). |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write to the Free Software |
| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 17 | * |
| 18 | * Copyright (c) 2020 (original work) (update and modification) Open Assessment Technologies SA |
| 19 | * (under the project TAO-PRODUCT) |
| 20 | */ |
| 21 | |
| 22 | declare(strict_types=1); |
| 23 | |
| 24 | namespace oat\tao\model\oauth\lockout; |
| 25 | |
| 26 | /** |
| 27 | * Lock based on IP |
| 28 | * @package oat\tao\model\oauth\lockout |
| 29 | */ |
| 30 | class IPFactory |
| 31 | { |
| 32 | /** @var array */ |
| 33 | private $flags; |
| 34 | /** @var string */ |
| 35 | private $ip = ''; |
| 36 | |
| 37 | public function __construct(array $serverFlags = []) |
| 38 | { |
| 39 | $this->flags = $serverFlags; |
| 40 | } |
| 41 | |
| 42 | /** |
| 43 | * @return string |
| 44 | */ |
| 45 | public function create(): string |
| 46 | { |
| 47 | if (empty($this->ip) && $this->flags) { |
| 48 | foreach ($this->flags as $flag) { |
| 49 | if (!empty($_SERVER[$flag])) { |
| 50 | $this->ip = $_SERVER[$flag]; |
| 51 | break; |
| 52 | } |
| 53 | } |
| 54 | } |
| 55 | if (empty($this->ip)) { |
| 56 | $this->ip = $_SERVER['HTTP_CLIENT_IP'] |
| 57 | ?? $_SERVER['HTTP_X_FORWARDED_FOR'] |
| 58 | ?? $_SERVER['REMOTE_ADDR']; |
| 59 | } |
| 60 | return $this->ip; |
| 61 | } |
| 62 | } |