Symfony Profiler

<?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\TwigBundle\DependencyInjection\Compiler;
use Symfony\Component\Asset\Packages;
use Symfony\Component\DependencyInjection\Alias;
use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
use Symfony\Component\DependencyInjection\ContainerBuilder;
use Symfony\Component\ExpressionLanguage\Expression;
use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
use Symfony\Component\Workflow\Workflow;
use Symfony\Component\Yaml\Yaml;
/**
* @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com>
*/
class ExtensionPass implements CompilerPassInterface
{
public function process(ContainerBuilder $container)
{
if (!class_exists(Packages::class)) {
$container->removeDefinition('twig.extension.assets');
}
if (!class_exists(Expression::class)) {
$container->removeDefinition('twig.extension.expression');
}
if (!interface_exists(UrlGeneratorInterface::class)) {
$container->removeDefinition('twig.extension.routing');
}
if (!class_exists(Yaml::class)) {
$container->removeDefinition('twig.extension.yaml');
}
$viewDir = \dirname((new \ReflectionClass(\Symfony\Bridge\Twig\Extension\FormExtension::class))->getFileName(), 2).'/Resources/views';
$templateIterator = $container->getDefinition('twig.template_iterator');
$templatePaths = $templateIterator->getArgument(1);
$loader = $container->getDefinition('twig.loader.native_filesystem');
if ($container->has('mailer')) {
$emailPath = $viewDir.'/Email';
$loader->addMethodCall('addPath', [$emailPath, 'email']);
$loader->addMethodCall('addPath', [$emailPath, '!email']);
$templatePaths[$emailPath] = 'email';
}
if ($container->has('form.extension')) {
$container->getDefinition('twig.extension.form')->addTag('twig.extension');
$coreThemePath = $viewDir.'/Form';
$loader->addMethodCall('addPath', [$coreThemePath]);
$templatePaths[$coreThemePath] = null;
}
$templateIterator->replaceArgument(1, $templatePaths);
if ($container->has('router')) {
$container->getDefinition('twig.extension.routing')->addTag('twig.extension');
}
if ($container->has('fragment.handler')) {
$container->getDefinition('twig.extension.httpkernel')->addTag('twig.extension');
$container->getDefinition('twig.runtime.httpkernel')->addTag('twig.runtime');
if ($container->hasDefinition('fragment.renderer.hinclude')) {
$container->getDefinition('fragment.renderer.hinclude')
->addTag('kernel.fragment_renderer', ['alias' => 'hinclude'])
;
}
}
if ($container->has('request_stack')) {
$container->getDefinition('twig.extension.httpfoundation')->addTag('twig.extension');
}
if ($container->getParameter('kernel.debug')) {
$container->getDefinition('twig.extension.profiler')->addTag('twig.extension');
// only register if the improved version from DebugBundle is *not* present
if (!$container->has('twig.extension.dump')) {
$container->getDefinition('twig.extension.debug')->addTag('twig.extension');
}
}
if ($container->has('web_link.add_link_header_listener')) {
$container->getDefinition('twig.extension.weblink')->addTag('twig.extension');
}
$container->setAlias('twig.loader.filesystem', new Alias('twig.loader.native_filesystem', false));
if ($container->has('assets.packages')) {
$container->getDefinition('twig.extension.assets')->addTag('twig.extension');
}
if ($container->hasDefinition('twig.extension.yaml')) {
$container->getDefinition('twig.extension.yaml')->addTag('twig.extension');
}
if (class_exists(\Symfony\Component\Stopwatch\Stopwatch::class)) {
$container->getDefinition('twig.extension.debug.stopwatch')->addTag('twig.extension');
}
if ($container->hasDefinition('twig.extension.expression')) {
$container->getDefinition('twig.extension.expression')->addTag('twig.extension');
}
if (!class_exists(Workflow::class) || !$container->has('workflow.registry')) {
$container->removeDefinition('workflow.twig_extension');
} else {
$container->getDefinition('workflow.twig_extension')->addTag('twig.extension');
}
if ($container->has('serializer')) {
$container->getDefinition('twig.runtime.serializer')->addTag('twig.runtime');
$container->getDefinition('twig.extension.serializer')->addTag('twig.extension');
}
}
}

vendor/symfony/twig-bundle/DependencyInjection/Compiler/ExtensionPass.php line 46