<?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\Bundle\FrameworkBundle\Templating;
use Symfony\Component\HttpKernel\KernelInterface;
use Symfony\Component\Templating\TemplateNameParser as BaseTemplateNameParser;
use Symfony\Component\Templating\TemplateReferenceInterface;
/**
* TemplateNameParser converts template names from the short notation
* "bundle:section:template.format.engine" to TemplateReferenceInterface
* instances.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class TemplateNameParser extends BaseTemplateNameParser
{
protected $kernel;
protected $cache = [];
public function __construct(KernelInterface $kernel)
{
$this->kernel = $kernel;
}
/**
* {@inheritdoc}
*/
public function parse($name)
{
if ($name instanceof TemplateReferenceInterface) {
return $name;
} elseif (isset($this->cache[$name])) {
return $this->cache[$name];
}
// normalize name
$name = preg_replace('#/{2,}#', '/', str_replace('\\', '/', $name));
if (false !== strpos($name, '..')) {
throw new \RuntimeException(sprintf('Template name "%s" contains invalid characters.', $name));
}
if ($this->isAbsolutePath($name) || !preg_match('/^(?:([^:]*):([^:]*):)?(.+)\.([^\.]+)\.([^\.]+)$/', $name, $matches) || 0 === strpos($name, '@')) {
return parent::parse($name);
}
$template = new TemplateReference($matches[1], $matches[2], $matches[3], $matches[4], $matches[5]);
if ($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] = $template;
}
private function isAbsolutePath($file)
{
$isAbsolute = (bool) preg_match('#^(?:/|[a-zA-Z]:)#', $file);
if ($isAbsolute) {
@trigger_error('Absolute template path support is deprecated since Symfony 3.1 and will be removed in 4.0.', \E_USER_DEPRECATED);
}
return $isAbsolute;
}
}