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<?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\install\helper;
use phpbb\install\exception\cannot_build_container_exception;
class container_factory
{
/**
* @var string
*/
protected $phpbb_root_path;
/**
* @var string
*/
protected $php_ext;
/**
* @var \phpbb\request\request
*/
protected $request;
/**
* The full phpBB container
*
* @var \Symfony\Component\DependencyInjection\ContainerInterface
*/
protected $container;
/**
* Constructor
*
* @param \phpbb\request\request $request Request interface
* @param string $phpbb_root_path Path to phpBB's root
* @param string $php_ext Extension of PHP files
*/
public function __construct(\phpbb\request\request $request, $phpbb_root_path, $php_ext)
{
$this->request = $request;
$this->phpbb_root_path = $phpbb_root_path;
$this->php_ext = $php_ext;
$this->container = null;
}
/**
* Container getter
*
* @param null|string $service_name Name of the service to return
*
* @return \Symfony\Component\DependencyInjection\ContainerInterface|Object phpBB's dependency injection container
* or the service specified in $service_name
*
* @throws \phpbb\install\exception\cannot_build_container_exception When container cannot be built
* @throws \Symfony\Component\DependencyInjection\Exception\InvalidArgumentException If the service is not defined
* @throws \Symfony\Component\DependencyInjection\Exception\ServiceCircularReferenceException When a circular reference is detected
* @throws \Symfony\Component\DependencyInjection\Exception\ServiceNotFoundException When the service is not defined
*/
public function get($service_name = null)
{
// Check if container was built, if not try to build it
if ($this->container === null)
{
// Check whether container can be built
// We need config.php for that so let's check if it has been set up yet
if (filesize($this->phpbb_root_path . 'config.' . $this->php_ext))
{
$this->build_container();
}
else
{
throw new cannot_build_container_exception();
}
}
return ($service_name === null) ? $this->container : $this->container->get($service_name);
}
/**
* Returns the specified parameter from the container
*
* @param string $param_name
*
* @return mixed
*/
public function get_parameter($param_name)
{
return $this->container->getParameter($param_name);
}
/**
* Build dependency injection container
*/
protected function build_container()
{
// If the container has been already built just return.
// Although this should never happen
if ($this->container instanceof \Symfony\Component\DependencyInjection\ContainerInterface)
{
return;
}
$phpbb_config_php_file = new \phpbb\config_php_file($this->phpbb_root_path, $this->php_ext);
$phpbb_container_builder = new \phpbb\di\container_builder($this->phpbb_root_path, $this->php_ext);
// For BC with functions that we need during install
global $phpbb_container;
$disable_super_globals = $this->request->super_globals_disabled();
// This is needed because container_builder::get_env_parameters() uses $_SERVER
if ($disable_super_globals)
{
$this->request->enable_super_globals();
}
$this->container = $phpbb_container = $phpbb_container_builder
->with_config($phpbb_config_php_file)
->without_cache()
->without_compiled_container()
->get_container();
// Setting request is required for the compatibility globals as those are generated from
// this container
$this->container->register('request')->setSynthetic(true);
$this->container->set('request', $this->request);
$this->container->compile();
// Restore super globals to previous state
if ($disable_super_globals)
{
$this->request->disable_super_globals();
}
// Get compatibilty globals
require ($this->phpbb_root_path . 'includes/compatibility_globals.' . $this->php_ext);
}
}
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