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<?php
/**
*
* @package controller
* @copyright (c) 2012 phpBB Group
* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
*
*/
namespace phpbb\controller;
use Symfony\Component\HttpKernel\Controller\ControllerResolverInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Symfony\Component\HttpFoundation\Request;
/**
* Controller manager class
* @package phpBB3
*/
class resolver implements ControllerResolverInterface
{
/**
* User object
* @var \phpbb\user
*/
protected $user;
/**
* ContainerInterface object
* @var ContainerInterface
*/
protected $container;
/**
* phpbb\template\template object
* @var phpbb\template\template
*/
protected $template;
/**
* Construct method
*
* @param \phpbb\user $user User Object
* @param ContainerInterface $container ContainerInterface object
* @param \phpbb\template\template $template
*/
public function __construct(\phpbb\user $user, ContainerInterface $container, \phpbb\template\template $template = null)
{
$this->user = $user;
$this->container = $container;
$this->template = $template;
}
/**
* Load a controller callable
*
* @param Symfony\Component\HttpFoundation\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($this->user->lang['CONTROLLER_NOT_SPECIFIED']);
}
// Require a method name along with the service name
if (stripos($controller, ':') === false)
{
throw new \phpbb\controller\exception($this->user->lang['CONTROLLER_METHOD_NOT_SPECIFIED']);
}
list($service, $method) = explode(':', $controller);
if (!$this->container->has($service))
{
throw new \phpbb\controller\exception($this->user->lang('CONTROLLER_SERVICE_UNDEFINED', $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] . '/' . $controller_dir[1] . '/styles';
if (is_dir($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 Symfony\Component\HttpFoundation\Request $request Symfony Request object
* @param mixed $controller A callable (controller class, method)
* @return bool False
* @throws \phpbb\controller\exception
*/
public function getArguments(Request $request, $controller)
{
// At this point, $controller contains the object and method name
list($object, $method) = $controller;
$mirror = new \ReflectionMethod($object, $method);
$arguments = array();
$parameters = $mirror->getParameters();
$attributes = $request->attributes->all();
foreach ($parameters as $param)
{
if (array_key_exists($param->name, $attributes))
{
$arguments[] = $attributes[$param->name];
}
else if ($param->getClass() && $param->getClass()->isInstance($request))
{
$arguments[] = $request;
}
else if ($param->isDefaultValueAvailable())
{
$arguments[] = $param->getDefaultValue();
}
else
{
throw new \phpbb\controller\exception($this->user->lang('CONTROLLER_ARGUMENT_VALUE_MISSING', $param->getPosition() + 1, get_class($object) . ':' . $method, $param->name));
}
}
return $arguments;
}
}
|
