74 lines
2.0 KiB
PHP
74 lines
2.0 KiB
PHP
<?php
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declare(strict_types = 1);
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// {{{ License
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// This file is part of GNU social - https://www.gnu.org/software/social
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//
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// GNU social is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero 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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// GNU social 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 Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with GNU social. If not, see <http://www.gnu.org/licenses/>.
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// }}}
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/**
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* Handle network public feed
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*
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* @package GNUsocial
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* @category Form
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*
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* @author Hugo Sales <hugo@hsal.es>
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* @copyright 2020-2021 Free Software Foundation, Inc http://www.fsf.org
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* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
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*/
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namespace App\Util\Form;
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use App\Util\Formatting;
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use Symfony\Component\Form\DataTransformerInterface;
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use Symfony\Component\Form\Exception\TransformationFailedException;
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class ArrayTransformer implements DataTransformerInterface
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{
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// Can't use type annotations, to conform to interface
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/**
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* @param array $a
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*
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* @return string
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*/
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public function transform($a)
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{
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if (!\is_array($a)) {
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throw new TransformationFailedException();
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}
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return Formatting::toString($a, Formatting::SPLIT_BY_SPACE);
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}
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/**
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* @param string $s
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*
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* @return array
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*/
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public function reverseTransform($s)
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{
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if (empty($s)) {
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return [];
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}
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if (\is_string($s) && Formatting::toArray($s, $arr, Formatting::SPLIT_BY_BOTH)) {
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return $arr;
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} else {
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throw new TransformationFailedException();
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}
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}
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}
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