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<?php
/**
* This file is part of the Twig Gettext utility.
*
* (c) Саша Стаменковић <umpirsky@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Twig\Gettext;
use Symfony\Component\Filesystem\Filesystem;
/**
* Extracts translations from twig templates.
*
* @author Саша Стаменковић <umpirsky@gmail.com>
*/
class Extractor
{
/**
* @var \Twig_Environment
*/
protected $environment;
/**
* Template cached file names.
*
* @var string[]
*/
protected $templates;
/**
* Gettext parameters.
*
* @var string[]
*/
protected $parameters;
public function __construct(\Twig_Environment $environment)
{
$this->environment = $environment;
$this->reset();
}
protected function reset()
{
$this->templates = array();
$this->parameters = array();
}
public function addTemplate($path)
{
$this->environment->loadTemplate($path);
$this->templates[] = $this->environment->getCacheFilename($path);
}
public function addGettextParameter($parameter)
{
$this->parameters[] = $parameter;
}
public function setGettextParameters(array $parameters)
{
$this->parameters = $parameters;
}
public function extract()
{
$command = 'xgettext';
$command .= ' '.join(' ', $this->parameters);
$command .= ' '.join(' ', $this->templates);
$error = 0;
$output = system($command, $error);
if (0 !== $error) {
throw new \RuntimeException(sprintf(
'Gettext command "%s" failed with error code %s and output: %s',
$command,
$error,
$output
));
}
$this->reset();
}
public function __destruct()
{
$filesystem = new Filesystem();
$filesystem->remove($this->environment->getCache());
}
}
|
