<?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\DependencyInjection\Compiler;
use Symfony\Component\DependencyInjection\Alias;
use Symfony\Component\DependencyInjection\ContainerBuilder;
/**
* Overwrites a service but keeps the overridden one.
*
* @author Christophe Coevoet <stof@notk.org>
* @author Fabien Potencier <fabien@symfony.com>
* @author Diego Saint Esteben <diego@saintesteben.me>
*/
class DecoratorServicePass implements CompilerPassInterface
{
public function process(ContainerBuilder $container)
{
$definitions = new \SplPriorityQueue();
$order = \PHP_INT_MAX;
foreach ($container->getDefinitions() as $id => $definition) {
if (!$decorated = $definition->getDecoratedService()) {
continue;
}
$definitions->insert([$id, $definition], [$decorated[2], --$order]);
}
$decoratingDefinitions = [];
foreach ($definitions as list($id, $definition)) {
list($inner, $renamedId) = $definition->getDecoratedService();
$definition->setDecoratedService(null);
if (!$renamedId) {
$renamedId = $id.'.inner';
}
// we create a new alias/service for the service we are replacing
// to be able to reference it in the new one
if ($container->hasAlias($inner)) {
$alias = $container->getAlias($inner);
$public = $alias->isPublic();
$private = $alias->isPrivate();
$container->setAlias($renamedId, new Alias($container->normalizeId($alias), false));
} else {
$decoratedDefinition = $container->getDefinition($inner);
$public = $decoratedDefinition->isPublic();
$private = $decoratedDefinition->isPrivate();
$decoratedDefinition->setPublic(false);
$container->setDefinition($renamedId, $decoratedDefinition);
$decoratingDefinitions[$inner] = $decoratedDefinition;
}
if (isset($decoratingDefinitions[$inner])) {
$decoratingDefinition = $decoratingDefinitions[$inner];
$definition->setTags(array_merge($decoratingDefinition->getTags(), $definition->getTags()));
$autowiringTypes = $decoratingDefinition->getAutowiringTypes(false);
if ($types = array_merge($autowiringTypes, $definition->getAutowiringTypes(false))) {
$definition->setAutowiringTypes($types);
}
$decoratingDefinition->setTags([]);
if ($autowiringTypes) {
$decoratingDefinition->setAutowiringTypes([]);
}
$decoratingDefinitions[$inner] = $definition;
}
$container->setAlias($inner, $id)->setPublic($public)->setPrivate($private);
}
}
}