--- /dev/null
+<?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\Exception\InvalidResourceException;
+use Symfony\Component\Yaml\Parser as YamlParser;
+use Symfony\Component\Yaml\Exception\ParseException;
+
+/**
+ * YamlFileLoader loads translations from Yaml files.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class YamlFileLoader extends FileLoader
+{
+ private $yamlParser;
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function loadResource($resource)
+ {
+ if (null === $this->yamlParser) {
+ if (!class_exists('Symfony\Component\Yaml\Parser')) {
+ throw new \LogicException('Loading translations from the YAML format requires the Symfony Yaml component.');
+ }
+
+ $this->yamlParser = new YamlParser();
+ }
+
+ try {
+ $messages = $this->yamlParser->parse(file_get_contents($resource));
+ } catch (ParseException $e) {
+ throw new InvalidResourceException(sprintf('Error parsing YAML, invalid file "%s"', $resource), 0, $e);
+ }
+
+ return $messages;
+ }
+}