Viewing file:  CheckExceptionOnInvalidReferenceBehaviorPass.php (2.05 KB) -rw-r--r--
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<?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\Definition;
use Symfony\Component\DependencyInjection\Exception\ServiceNotFoundException;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Symfony\Component\DependencyInjection\Reference;
use Symfony\Component\DependencyInjection\ContainerBuilder;
/**
* Checks that all references are pointing to a valid service.
*
* @author Johannes M. Schmitt <schmittjoh@gmail.com>
*/
class CheckExceptionOnInvalidReferenceBehaviorPass implements CompilerPassInterface
{
private $container;
private $sourceId;
public function process(ContainerBuilder $container)
{
$this->container = $container;
foreach ($container->getDefinitions() as $id => $definition) {
$this->sourceId = $id;
$this->processDefinition($definition);
}
}
private function processDefinition(Definition $definition)
{
$this->processReferences($definition->getArguments());
$this->processReferences($definition->getMethodCalls());
$this->processReferences($definition->getProperties());
}
private function processReferences(array $arguments)
{
foreach ($arguments as $argument) {
if (is_array($argument)) {
$this->processReferences($argument);
} elseif ($argument instanceof Definition) {
$this->processDefinition($argument);
} elseif ($argument instanceof Reference && ContainerInterface::EXCEPTION_ON_INVALID_REFERENCE === $argument->getInvalidBehavior()) {
$destId = (string) $argument;
if (!$this->container->has($destId)) {
throw new ServiceNotFoundException($destId, $this->sourceId);
}
}
}
}
}
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