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- <?php
- /*
- * This file is part of the Symfony package.
- *
- * (c) Fabien Potencier <fabien@symfony.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
- namespace Symfony\Component\Translation\Loader;
- use Symfony\Component\Translation\MessageCatalogue;
- /**
- * ArrayLoader loads translations from a PHP array.
- *
- * @author Fabien Potencier <fabien@symfony.com>
- */
- class ArrayLoader implements LoaderInterface
- {
- /**
- * {@inheritdoc}
- */
- public function load($resource, $locale, $domain = 'messages')
- {
- $this->flatten($resource);
- $catalogue = new MessageCatalogue($locale);
- $catalogue->add($resource, $domain);
- return $catalogue;
- }
- /**
- * Flattens an nested array of translations.
- *
- * The scheme used is:
- * 'key' => array('key2' => array('key3' => 'value'))
- * Becomes:
- * 'key.key2.key3' => 'value'
- *
- * This function takes an array by reference and will modify it
- *
- * @param array &$messages The array that will be flattened
- * @param array $subnode Current subnode being parsed, used internally for recursive calls
- * @param string $path Current path being parsed, used internally for recursive calls
- */
- private function flatten(array &$messages, array $subnode = null, $path = null)
- {
- if (null === $subnode) {
- $subnode = &$messages;
- }
- foreach ($subnode as $key => $value) {
- if (is_array($value)) {
- $nodePath = $path ? $path.'.'.$key : $key;
- $this->flatten($messages, $value, $nodePath);
- if (null === $path) {
- unset($messages[$key]);
- }
- } elseif (null !== $path) {
- $messages[$path.'.'.$key] = $value;
- }
- }
- }
- }
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