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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\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|null

*/

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|null $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 callable|false Callable or false

* @throws \phpbb\controller\exception

*/

public function getController(Request $request): callable|false

{

$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->getType() && $param->getType() instanceof $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;

}

}