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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;
- use Symfony\Component\Translation\Exception\InvalidResourceException;
- use Symfony\Component\Translation\Exception\NotFoundResourceException;
- use Symfony\Component\Config\Resource\DirectoryResource;
- /**
- * IcuResFileLoader loads translations from a resource bundle.
- *
- * @author stealth35
- */
- class IcuResFileLoader implements LoaderInterface
- {
- /**
- * {@inheritdoc}
- */
- public function load($resource, $locale, $domain = 'messages')
- {
- if (!stream_is_local($resource)) {
- throw new InvalidResourceException(sprintf('This is not a local file "%s".', $resource));
- }
- if (!is_dir($resource)) {
- throw new NotFoundResourceException(sprintf('File "%s" not found.', $resource));
- }
- try {
- $rb = new \ResourceBundle($locale, $resource);
- } catch (\Exception $e) {
- // HHVM compatibility: constructor throws on invalid resource
- $rb = null;
- }
- if (!$rb) {
- throw new InvalidResourceException(sprintf('Cannot load resource "%s"', $resource));
- } elseif (intl_is_failure($rb->getErrorCode())) {
- throw new InvalidResourceException($rb->getErrorMessage(), $rb->getErrorCode());
- }
- $messages = $this->flatten($rb);
- $catalogue = new MessageCatalogue($locale);
- $catalogue->add($messages, $domain);
- if (class_exists('Symfony\Component\Config\Resource\DirectoryResource')) {
- $catalogue->addResource(new DirectoryResource($resource));
- }
- return $catalogue;
- }
- /**
- * Flattens an ResourceBundle.
- *
- * The scheme used is:
- * key { key2 { key3 { "value" } } }
- * Becomes:
- * 'key.key2.key3' => 'value'
- *
- * This function takes an array by reference and will modify it
- *
- * @param \ResourceBundle $rb the ResourceBundle that will be flattened
- * @param array $messages used internally for recursive calls
- * @param string $path current path being parsed, used internally for recursive calls
- *
- * @return array the flattened ResourceBundle
- */
- protected function flatten(\ResourceBundle $rb, array &$messages = array(), $path = null)
- {
- foreach ($rb as $key => $value) {
- $nodePath = $path ? $path.'.'.$key : $key;
- if ($value instanceof \ResourceBundle) {
- $this->flatten($value, $messages, $nodePath);
- } else {
- $messages[$nodePath] = $value;
- }
- }
- return $messages;
- }
- }
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