<?php
/**
*
* This file is part of the phpBB Forum Software package.
*
* @copyright (c) phpBB Limited <https://www.phpbb.com>
* @license GNU General Public License, version 2 (GPL-2.0)
*
* For full copyright and license information, please see
* the docs/CREDITS.txt file.
*
*/
namespace phpbb\di;
use Symfony\Component\DependencyInjection\ContainerInterface;
/**
* Collection of services to be configured at container compile time.
*/
class service_collection extends \ArrayObject
{
/**
* @var ContainerInterface
*/
protected $container;
/**
* @var array
*/
protected $service_classes;
/**
* Constructor
*
* @param ContainerInterface $container Container object
*/
public function __construct(ContainerInterface $container)
{
$this->container = $container;
$this->service_classes = array();
}
/**
* {@inheritdoc}
*/
public function getIterator()
{
return new service_collection_iterator($this);
}
/**
* {@inheritdoc}
*/
public function offsetGet($index)
{
return $this->container->get($index);
}
/**
* Add a service to the collection
*
* @param string $name The service name
* @return void
*/
public function add($name)
{
$this->offsetSet($name, false);
}
/**
* Add a service's class to the collection
*
* @param string $service_id
* @param string $class
*/
public function add_service_class($service_id, $class)
{
$this->service_classes[$service_id] = $class;
}
/**
* Get services' classes
*
* @return array
*/
public function get_service_classes()
{
return $this->service_classes;
}
/**
* Returns the service associated to a class
*
* @return mixed
* @throw \RuntimeException if the
*/
public function get_by_class($class)
{
$service_id = null;
foreach ($this->service_classes as $id => $service_class)
{
if ($service_class === $class)
{
if ($service_id !== null)
{
throw new \RuntimeException('More than one service definitions found for class "'.$class.'" in collection.');
}
$service_id = $id;
}
}
if ($service_id === null)
{
throw new \RuntimeException('No service found for class "'.$class.'" in collection.');
}
return $this->offsetGet($service_id);
}
}