71 lines
1.9 KiB
PHP
71 lines
1.9 KiB
PHP
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<?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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* @api
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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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* @api
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*/
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public function load($resource, $locale, $domain = 'messages')
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{
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$this->flatten($resource);
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$catalogue = new MessageCatalogue($locale);
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$catalogue->add($resource, $domain);
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return $catalogue;
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}
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/**
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* Flattens an nested array of translations.
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*
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* The scheme used is:
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* 'key' => array('key2' => array('key3' => 'value'))
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* Becomes:
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* 'key.key2.key3' => 'value'
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*
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* This function takes an array by reference and will modify it
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*
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* @param array &$messages The array that will be flattened
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* @param array $subnode Current subnode being parsed, used internally for recursive calls
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* @param string $path Current path being parsed, used internally for recursive calls
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*/
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private function flatten(array &$messages, array $subnode = null, $path = null)
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{
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if (null === $subnode) {
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$subnode = &$messages;
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}
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foreach ($subnode as $key => $value) {
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if (is_array($value)) {
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$nodePath = $path ? $path.'.'.$key : $key;
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$this->flatten($messages, $value, $nodePath);
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if (null === $path) {
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unset($messages[$key]);
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}
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} elseif (null !== $path) {
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$messages[$path.'.'.$key] = $value;
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}
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}
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}
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}
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