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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\Config\Resource\FileResource;
use Symfony\Component\Translation\Exception\InvalidResourceException;
use Symfony\Component\Translation\Exception\NotFoundResourceException;
/**
* @author Abdellatif Ait boudad <a.aitboudad@gmail.com>
*/
abstract class FileLoader extends ArrayLoader
{
/**
* {@inheritdoc}
*/
public function load($resource, $locale, $domain = 'messages')
{
if (!stream_is_local($resource)) {
throw new InvalidResourceException(sprintf('This is not a local file "%s".', $resource));
}
if (!file_exists($resource)) {
throw new NotFoundResourceException(sprintf('File "%s" not found.', $resource));
}
$messages = $this->loadResource($resource);
// empty resource
if (null === $messages) {
$messages = [];
}
// not an array
if (!\is_array($messages)) {
throw new InvalidResourceException(sprintf('Unable to load file "%s".', $resource));
}
$catalogue = parent::load($messages, $locale, $domain);
if (class_exists('Symfony\Component\Config\Resource\FileResource')) {
$catalogue->addResource(new FileResource($resource));
}
return $catalogue;
}
/**
* @param string $resource
*
* @return array
*
* @throws InvalidResourceException if stream content has an invalid format
*/
abstract protected function loadResource($resource);
}
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