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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\Dumper;
use Symfony\Component\Translation\MessageCatalogue;
/**
* FileDumper is an implementation of DumperInterface that dump a message catalogue to file(s).
* Performs backup of already existing files.
*
* Options:
* - path (mandatory): the directory where the files should be saved
*
* @author Michel Salib <michelsalib@hotmail.com>
*/
abstract class FileDumper implements DumperInterface
{
/**
* {@inheritDoc}
*/
public function dump(MessageCatalogue $messages, $options = array())
{
if (!array_key_exists('path', $options)) {
throw new \InvalidArgumentException('The file dumper needs a path option.');
}
// save a file for each domain
foreach ($messages->getDomains() as $domain) {
$file = $domain.'.'.$messages->getLocale().'.'.$this->getExtension();
// backup
$fullpath = $options['path'].'/'.$file;
if (file_exists($fullpath)) {
copy($fullpath, $fullpath.'~');
}
// save file
file_put_contents($fullpath, $this->format($messages, $domain));
}
}
/**
* Transforms a domain of a message catalogue to its string representation.
*
* @param MessageCatalogue $messages
* @param string $domain
*
* @return string representation
*/
abstract protected function format(MessageCatalogue $messages, $domain);
/**
* Gets the file extension of the dumper.
*
* @return string file extension
*/
abstract protected function getExtension();
}