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| 1 | <?php |
| 2 | |
| 3 | // {{{ License |
| 4 | // This file is part of GNU social - https://www.gnu.org/software/social |
| 5 | // |
| 6 | // GNU social is free software: you can redistribute it and/or modify |
| 7 | // it under the terms of the GNU Affero General Public License as published by |
| 8 | // the Free Software Foundation, either version 3 of the License, or |
| 9 | // (at your option) any later version. |
| 10 | // |
| 11 | // GNU social is distributed in the hope that it will be useful, |
| 12 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | // GNU Affero General Public License for more details. |
| 15 | // |
| 16 | // You should have received a copy of the GNU Affero General Public License |
| 17 | // along with GNU social. If not, see <http://www.gnu.org/licenses/>. |
| 18 | // }}} |
| 19 | |
| 20 | /** |
| 21 | * Handle network public feed |
| 22 | * |
| 23 | * @package GNUsocial |
| 24 | * @category Form |
| 25 | * |
| 26 | * @author Hugo Sales <hugo@hsal.es> |
| 27 | * @copyright 2020-2021 Free Software Foundation, Inc http://www.fsf.org |
| 28 | * @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later |
| 29 | */ |
| 30 | |
| 31 | namespace App\Util\Form; |
| 32 | |
| 33 | use App\Util\Formatting; |
| 34 | use Symfony\Component\Form\DataTransformerInterface; |
| 35 | use Symfony\Component\Form\Exception\TransformationFailedException; |
| 36 | |
| 37 | class ArrayTransformer implements DataTransformerInterface |
| 38 | { |
| 39 | // Can't use type annotations, to conform to interface |
| 40 | |
| 41 | /** |
| 42 | * @param array $a |
| 43 | * |
| 44 | * @return string |
| 45 | */ |
| 46 | public function transform($a) |
| 47 | { |
| 48 | if (!is_array($a)) { |
| 49 | throw new TransformationFailedException(); |
| 50 | } |
| 51 | return Formatting::toString($a, Formatting::SPLIT_BY_SPACE); |
| 52 | } |
| 53 | |
| 54 | /** |
| 55 | * @param string $s |
| 56 | * |
| 57 | * @return array |
| 58 | */ |
| 59 | public function reverseTransform($s) |
| 60 | { |
| 61 | if (empty($s)) { |
| 62 | return []; |
| 63 | } |
| 64 | |
| 65 | if (is_string($s) && Formatting::toArray($s, $arr, Formatting::SPLIT_BY_BOTH)) { |
| 66 | return $arr; |
| 67 | } else { |
| 68 | throw new TransformationFailedException(); |
| 69 | } |
| 70 | } |
| 71 | } |