<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien.potencier@symfony-project.com>
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Bundle\FrameworkBundle\Templating;
use Symfony\Component\Templating\TemplateNameParser as BaseTemplateNameParser;
use Symfony\Component\Templating\TemplateReferenceInterface;
use Symfony\Component\HttpKernel\KernelInterface;
/**
* TemplateNameParser converts template names from the short notation
* "bundle:section:template.format.engine" to TemplateReferenceInterface
* instances.
* @author Fabien Potencier <fabien.potencier@symfony-project.com>
class TemplateNameParser extends BaseTemplateNameParser
{
protected $kernel;
protected $cache;
* Constructor.
* @param KernelInterface $kernel A KernelInterface instance
public function __construct(KernelInterface $kernel)
$this->kernel = $kernel;
$this->cache = array();
}
* {@inheritdoc}
public function parse($name)
if ($name instanceof TemplateReferenceInterface) {
return $name;
} else if (isset($this->cache[$name])) {
return $this->cache[$name];
// normalize name
$name = str_replace(':/' , ':', preg_replace('#/{2,}#', '/', strtr($name, '\\', '/')));
if (false !== strpos($name, '..')) {
throw new \RuntimeException(sprintf('Template name "%s" contains invalid characters.', $name));
$parts = explode(':', $name);
if (3 !== count($parts)) {
throw new \InvalidArgumentException(sprintf('Template name "%s" is not valid (format is "bundle:section:template.format.engine").', $name));
$elements = explode('.', $parts[2]);
if (3 !== count($elements)) {
$template = new TemplateReference($parts[0], $parts[1], $elements[0], $elements[1], $elements[2]);
if ($template->get('bundle')) {
try {
$this->kernel->getBundle($template->get('bundle'));
} catch (\Exception $e) {
throw new \InvalidArgumentException(sprintf('Template name "%s" is not valid.', $name), 0, $e);
return $this->cache[$name] = $template;
* Convert a filename to a template.
* @param string $file The filename
* @return TemplateReferenceInterface A template
public function parseFromFilename($file)
$parts = explode('/', strtr($file, '\\', '/'));
$elements = explode('.', array_pop($parts));
return false;
return new TemplateReference('', implode('/', $parts), $elements[0], $elements[1], $elements[2]);