<?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\Reader;
 
 use Symfony\Component\Finder\Finder;
 use Symfony\Component\Translation\Loader\LoaderInterface;
 use Symfony\Component\Translation\MessageCatalogue;
 
 /**
  * TranslationReader reads translation messages from translation files.
  *
  * @author Michel Salib <michelsalib@hotmail.com>
  */
 class TranslationReader implements TranslationReaderInterface
 {
     /**
      * Loaders used for import.
      *
      * @var array
      */
     private $loaders = [];
 
     /**
      * Adds a loader to the translation extractor.
      *
      * @param string          $format The format of the loader
      * @param LoaderInterface $loader
      */
     public function addLoader($format, LoaderInterface $loader)
     {
         $this->loaders[$format] = $loader;
     }
 
     /**
      * {@inheritdoc}
      */
     public function read($directory, MessageCatalogue $catalogue)
     {
         if (!is_dir($directory)) {
             return;
         }
 
         foreach ($this->loaders as $format => $loader) {
             // load any existing translation files
             $finder = new Finder();
             $extension = $catalogue->getLocale().'.'.$format;
             $files = $finder->files()->name('*.'.$extension)->in($directory);
             foreach ($files as $file) {
                 $domain = substr($file->getFilename(), 0, -1 * \strlen($extension) - 1);
                 $catalogue->addCatalogue($loader->load($file->getPathname(), $catalogue->getLocale(), $domain));
             }
         }
     }
 }