<?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)); } $rb = new \ResourceBundle($locale, $resource); if (!$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); $catalogue->addResource(new DirectoryResource($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; } }