<?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\controller;
use Symfony\Component\HttpKernel\Controller\ControllerResolverInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Symfony\Component\HttpFoundation\Request;
/**
* Controller manager class
*/
class resolver implements ControllerResolverInterface
{
/**
* ContainerInterface object
* @var ContainerInterface
*/
protected $container;
/**
* phpbb\template\template object
* @var \phpbb\template\template
*/
protected $template;
/**
* Request type cast helper object
* @var \phpbb\request\type_cast_helper
*/
protected $type_cast_helper;
/**
* phpBB root path
* @var string
*/
protected $phpbb_root_path;
/**
* Construct method
*
* @param ContainerInterface $container ContainerInterface object
* @param string $phpbb_root_path Relative path to phpBB root
* @param \phpbb\template\template $template
*/
public function __construct(ContainerInterface $container, $phpbb_root_path, \phpbb\template\template $template = null)
{
$this->container = $container;
$this->template = $template;
$this->type_cast_helper = new \phpbb\request\type_cast_helper();
$this->phpbb_root_path = $phpbb_root_path;
}
/**
* Load a controller callable
*
* @param Request $request Symfony Request object
* @return bool|Callable Callable or false
* @throws \phpbb\controller\exception
*/
public function getController(Request $request)
{
$controller = $request->attributes->get('_controller');
if (!$controller)
{
throw new \phpbb\controller\exception('CONTROLLER_NOT_SPECIFIED');
}
// Require a method name along with the service name
if (stripos($controller, ':') === false)
{
throw new \phpbb\controller\exception('CONTROLLER_METHOD_NOT_SPECIFIED');
}
list($service, $method) = explode(':', $controller);
if (!$this->container->has($service))
{
throw new \phpbb\controller\exception('CONTROLLER_SERVICE_UNDEFINED', array($service));
}
$controller_object = $this->container->get($service);
/*
* If this is an extension controller, we'll try to automatically set
* the style paths for the extension (the ext author can change them
* if necessary).
*/
$controller_dir = explode('\\', get_class($controller_object));
// 0 vendor, 1 extension name, ...
if (!is_null($this->template) && isset($controller_dir[1]))
{
$controller_style_dir = 'ext/' . $controller_dir[0] . '/' . $controller_dir[1] . '/styles';
if (is_dir($this->phpbb_root_path . $controller_style_dir))
{
$this->template->set_style(array($controller_style_dir, 'styles'));
}
}
return array($controller_object, $method);
}
/**
* Dependencies should be specified in the service definition and can be
* then accessed in __construct(). Arguments are sent through the URL path
* and should match the parameters of the method you are using as your
* controller.
*
* @param Request $request Symfony Request object
* @param mixed $controller A callable (controller class, method)
* @return array An array of arguments to pass to the controller
* @throws \phpbb\controller\exception
*/
public function getArguments(Request $request, $controller)
{
// At this point, $controller should be a callable
if (is_array($controller))
{
list($object, $method) = $controller;
$mirror = new \ReflectionMethod($object, $method);
}
else if (is_object($controller) && !$controller instanceof \Closure)
{
$mirror = new \ReflectionObject($controller);
$mirror = $mirror->getMethod('__invoke');
}
else
{
$mirror = new \ReflectionFunction($controller);
}
$arguments = array();
$parameters = $mirror->getParameters();
$attributes = $request->attributes->all();
foreach ($parameters as $param)
{
if (array_key_exists($param->name, $attributes))
{
if (is_string($attributes[$param->name]))
{
$value = $attributes[$param->name];
$this->type_cast_helper->set_var($value, $attributes[$param->name], 'string', true, false);
$arguments[] = $value;
}
else
{
$arguments[] = $attributes[$param->name];
}
}
else if ($param->getClass() && $param->getClass()->isInstance($request))
{
$arguments[] = $request;
}
else if ($param->isDefaultValueAvailable())
{
$arguments[] = $param->getDefaultValue();
}
else
{
throw new \phpbb\controller\exception('CONTROLLER_ARGUMENT_VALUE_MISSING', array($param->getPosition() + 1, get_class($object) . ':' . $method, $param->name));
}
}
return $arguments;
}
}