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60 lines
1.5 KiB
60 lines
1.5 KiB
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Translation\Loader;
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use Symfony\Component\Translation\MessageCatalogue;
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/**
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* ArrayLoader loads translations from a PHP array.
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*
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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class ArrayLoader implements LoaderInterface
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{
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/**
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* {@inheritdoc}
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*/
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public function load($resource, string $locale, string $domain = 'messages')
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{
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$resource = $this->flatten($resource);
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$catalogue = new MessageCatalogue($locale);
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$catalogue->add($resource, $domain);
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return $catalogue;
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}
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/**
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* Flattens an nested array of translations.
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*
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* The scheme used is:
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* 'key' => ['key2' => ['key3' => 'value']]
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* Becomes:
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* 'key.key2.key3' => 'value'
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*/
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private function flatten(array $messages): array
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{
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$result = [];
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foreach ($messages as $key => $value) {
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if (\is_array($value)) {
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foreach ($this->flatten($value) as $k => $v) {
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if (null !== $v) {
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$result[$key.'.'.$k] = $v;
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}
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}
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} elseif (null !== $value) {
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$result[$key] = $value;
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}
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}
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return $result;
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}
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}
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