79 lines
2.2 KiB
PHP
79 lines
2.2 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\Exception\InvalidResourceException;
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use Symfony\Component\Translation\Exception\NotFoundResourceException;
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use Symfony\Component\Config\Resource\FileResource;
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use Symfony\Component\Yaml\Parser as YamlParser;
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use Symfony\Component\Yaml\Exception\ParseException;
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/**
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* YamlFileLoader loads translations from Yaml files.
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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 YamlFileLoader extends ArrayLoader
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{
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private $yamlParser;
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/**
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* {@inheritdoc}
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*
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* @api
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*/
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public function load($resource, $locale, $domain = 'messages')
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{
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if (!stream_is_local($resource)) {
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throw new InvalidResourceException(sprintf('This is not a local file "%s".', $resource));
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}
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if (!file_exists($resource)) {
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throw new NotFoundResourceException(sprintf('File "%s" not found.', $resource));
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}
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if (!class_exists('Symfony\Component\Yaml\Parser')) {
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throw new \LogicException('Loading translations from the YAML format requires the Symfony Yaml component.');
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}
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if (null === $this->yamlParser) {
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$this->yamlParser = new YamlParser();
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}
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try {
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$messages = $this->yamlParser->parse(file_get_contents($resource));
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} catch (ParseException $e) {
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throw new InvalidResourceException(sprintf('Error parsing YAML, invalid file "%s"', $resource), 0, $e);
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}
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// empty file
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if (null === $messages) {
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$messages = array();
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}
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// not an array
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if (!is_array($messages)) {
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throw new InvalidResourceException(sprintf('The file "%s" must contain a YAML array.', $resource));
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}
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$catalogue = parent::load($messages, $locale, $domain);
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if (class_exists('Symfony\Component\Config\Resource\FileResource')) {
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$catalogue->addResource(new FileResource($resource));
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}
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return $catalogue;
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}
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}
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