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\Component\DependencyInjection\Loader\Configurator;
use Symfony\Component\DependencyInjection\Alias;
use Symfony\Component\DependencyInjection\ChildDefinition;
use Symfony\Component\DependencyInjection\ContainerBuilder;
use Symfony\Component\DependencyInjection\Definition;
use Symfony\Component\DependencyInjection\Exception\InvalidArgumentException;
use Symfony\Component\DependencyInjection\Exception\ServiceNotFoundException;
use Symfony\Component\DependencyInjection\Loader\PhpFileLoader;
/**
* @author Nicolas Grekas <p@tchwork.com>
*/
class ServicesConfigurator extends AbstractConfigurator
{
public const FACTORY = 'services';
private $defaults;
private $container;
private $loader;
private $instanceof;
private $path;
private $anonymousHash;
private $anonymousCount;
public function __construct(ContainerBuilder $container, PhpFileLoader $loader, array &$instanceof, string $path = null, int &$anonymousCount = 0)
{
$this->defaults = new Definition();
$this->container = $container;
$this->loader = $loader;
$this->instanceof = &$instanceof;
$this->path = $path;
$this->anonymousHash = ContainerBuilder::hash($path ?: mt_rand());
$this->anonymousCount = &$anonymousCount;
$instanceof = [];
}
/**
* Defines a set of defaults for following service definitions.
*/
final public function defaults(): DefaultsConfigurator
{
return new DefaultsConfigurator($this, $this->defaults = new Definition(), $this->path);
}
/**
* Defines an instanceof-conditional to be applied to following service definitions.
*/
final public function instanceof(string $fqcn): InstanceofConfigurator
{
$this->instanceof[$fqcn] = $definition = new ChildDefinition('');
return new InstanceofConfigurator($this, $definition, $fqcn, $this->path);
}
/**
* Registers a service.
*
* @param string|null $id The service id, or null to create an anonymous service
* @param string|null $class The class of the service, or null when $id is also the class name
*/
final public function set(?string $id, string $class = null): ServiceConfigurator
{
$defaults = $this->defaults;
$definition = new Definition();
if (null === $id) {
if (!$class) {
throw new \LogicException('Anonymous services must have a class name.');
}
$id = sprintf('.%d_%s', ++$this->anonymousCount, preg_replace('/^.*\\\\/', '', $class).'~'.$this->anonymousHash);
} elseif (!$defaults->isPublic() || !$defaults->isPrivate()) {
$definition->setPublic($defaults->isPublic() && !$defaults->isPrivate());
}
$definition->setAutowired($defaults->isAutowired());
$definition->setAutoconfigured($defaults->isAutoconfigured());
// deep clone, to avoid multiple process of the same instance in the passes
$definition->setBindings(unserialize(serialize($defaults->getBindings())));
$definition->setChanges([]);
$configurator = new ServiceConfigurator($this->container, $this->instanceof, true, $this, $definition, $id, $defaults->getTags(), $this->path);
return null !== $class ? $configurator->class($class) : $configurator;
}
/**
* Removes an already defined service definition or alias.
*
* @return $this
*/
final public function remove(string $id): self
{
$this->container->removeDefinition($id);
$this->container->removeAlias($id);
return $this;
}
/**
* Creates an alias.
*/
final public function alias(string $id, string $referencedId): AliasConfigurator
{
$ref = static::processValue($referencedId, true);
$alias = new Alias((string) $ref);
if (!$this->defaults->isPublic() || !$this->defaults->isPrivate()) {
$alias->setPublic($this->defaults->isPublic());
}
$this->container->setAlias($id, $alias);
return new AliasConfigurator($this, $alias);
}
/**
* Registers a PSR-4 namespace using a glob pattern.
*/
final public function load(string $namespace, string $resource): PrototypeConfigurator
{
return new PrototypeConfigurator($this, $this->loader, $this->defaults, $namespace, $resource, true);
}
/**
* Gets an already defined service definition.
*
* @throws ServiceNotFoundException if the service definition does not exist
*/
final public function get(string $id): ServiceConfigurator
{
$definition = $this->container->getDefinition($id);
return new ServiceConfigurator($this->container, $definition->getInstanceofConditionals(), true, $this, $definition, $id, []);
}
/**
* Registers a stack of decorator services.
*
* @param InlineServiceConfigurator[]|ReferenceConfigurator[] $services
*/
final public function stack(string $id, array $services): AliasConfigurator
{
foreach ($services as $i => $service) {
if ($service instanceof InlineServiceConfigurator) {
$definition = $service->definition->setInstanceofConditionals($this->instanceof);
$changes = $definition->getChanges();
$definition->setAutowired((isset($changes['autowired']) ? $definition : $this->defaults)->isAutowired());
$definition->setAutoconfigured((isset($changes['autoconfigured']) ? $definition : $this->defaults)->isAutoconfigured());
$definition->setBindings(array_merge($this->defaults->getBindings(), $definition->getBindings()));
$definition->setChanges($changes);
$services[$i] = $definition;
} elseif (!$service instanceof ReferenceConfigurator) {
throw new InvalidArgumentException(sprintf('"%s()" expects a list of definitions as returned by "%s()" or "%s()", "%s" given at index "%s" for service "%s".', __METHOD__, InlineServiceConfigurator::FACTORY, ReferenceConfigurator::FACTORY, $service instanceof AbstractConfigurator ? $service::FACTORY.'()' : get_debug_type($service), $i, $id));
}
}
$alias = $this->alias($id, '');
$alias->definition = $this->set($id)
->parent('')
->args($services)
->tag('container.stack')
->definition;
return $alias;
}
/**
* Registers a service.
*/
final public function __invoke(string $id, string $class = null): ServiceConfigurator
{
return $this->set($id, $class);
}
public function __destruct()
{
$this->loader->registerAliasesForSinglyImplementedInterfaces();
}
}

vendor/symfony/dependency-injection/Loader/Configurator/ServicesConfigurator.php line 183