Merge remote-tracking branch 'imkingdavid/feature/controller-new' into develop

* imkingdavid/feature/controller-new: (67 commits)
  [feature/controller] Fix misnamed route for functional test
  [feature/controller] Fix comments, check against more general HttpException
  [feature/controller] Check for proper status codes from controllers
  [feature/controller] Correctly create Symfony object from globals
  [feature/controller] Add documentation about input being HTML-escaped
  [feature/controller] Create Symfony Request in new function
  [feature/controller] Remove unused language strings
  [feature/controller] Don't use $user->lang() before container compilation
  [feature/controller] Update routing documentation for using query string
  [feature/controller] Remove now-unused code
  [feature/controller] Remove url rewriting until we use pathinfo in controllers
  [feature/controller] Fix functional tests to use query string for controllers
  [feature/controller] Allow injecting Symfony Request into controllers
  [feature/controller] Use query string, not path info, for controller access
  [feature/controller] Fix line endings and permissions, and check responses
  [feature/controller] Remove URL rewriting by default
  [feature/controller] Add controller functional test with template
  [feature/controller] Use warning instead of echo for copy() and unlink()
  [feature/controller] Flip method parameters, require $message
  [feature/controller] Rename $root_path class property to $phpbb_root_path
  ...

phpBB/includes/cache/driver/file.php

@@ -215,6 +215,7 @@ class phpbb_cache_driver_file extends phpbb_cache_driver_base
 		while (($entry = readdir($dir)) !== false)
 		{
 			if (strpos($entry, 'container_') !== 0 &&
+				strpos($entry, 'url_matcher') !== 0 &&
 				strpos($entry, 'sql_') !== 0 &&
 				strpos($entry, 'data_') !== 0 &&
 				strpos($entry, 'ctpl_') !== 0 &&

phpBB/includes/cache/driver/memory.php

@@ -163,6 +163,7 @@ abstract class phpbb_cache_driver_memory extends phpbb_cache_driver_base
 		while (($entry = readdir($dir)) !== false)
 		{
 			if (strpos($entry, 'container_') !== 0 &&
+				strpos($entry, 'url_matcher') !== 0 &&
 				strpos($entry, 'sql_') !== 0 &&
 				strpos($entry, 'data_') !== 0 &&
 				strpos($entry, 'ctpl_') !== 0 &&

phpBB/includes/controller/exception.php

@@ -0,0 +1,24 @@
+<?php
+/**
+*
+* @package controller
+* @copyright (c) 2012 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+/**
+* @ignore
+*/
+if (!defined('IN_PHPBB'))
+{
+	exit;
+}
+
+/**
+* Controller exception class
+* @package phpBB3
+*/
+class phpbb_controller_exception extends RuntimeException
+{
+}

phpBB/includes/controller/helper.php

@@ -0,0 +1,117 @@
+<?php
+/**
+*
+* @package controller
+* @copyright (c) 2012 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+/**
+* @ignore
+*/
+if (!defined('IN_PHPBB'))
+{
+	exit;
+}
+
+use Symfony\Component\HttpFoundation\Response;
+
+/**
+* Controller helper class, contains methods that do things for controllers
+* @package phpBB3
+*/
+class phpbb_controller_helper
+{
+	/**
+	* Template object
+	* @var phpbb_template
+	*/
+	protected $template;
+
+	/**
+	* User object
+	* @var phpbb_user
+	*/
+	protected $user;
+
+	/**
+	* phpBB root path
+	* @var string
+	*/
+	protected $phpbb_root_path;
+
+	/**
+	* PHP extension
+	* @var string
+	*/
+	protected $php_ext;
+
+	/**
+	* Constructor
+	*
+	* @param phpbb_template $template Template object
+	* @param phpbb_user $user User object
+	* @param string $phpbb_root_path phpBB root path
+	* @param string $php_ext PHP extension
+	*/
+	public function __construct(phpbb_template $template, phpbb_user $user, $phpbb_root_path, $php_ext)
+	{
+		$this->template = $template;
+		$this->user = $user;
+		$this->phpbb_root_path = $phpbb_root_path;
+		$this->php_ext = $php_ext;
+	}
+
+	/**
+	* Automate setting up the page and creating the response object.
+	*
+	* @param string $handle The template handle to render
+	* @param string $page_title The title of the page to output
+	* @param int $status_code The status code to be sent to the page header
+	* @return Response object containing rendered page
+	*/
+	public function render($template_file, $page_title = '', $status_code = 200)
+	{
+		page_header($page_title);
+
+		$this->template->set_filenames(array(
+			'body'	=> $template_file,
+		));
+
+		page_footer(true, false, false);
+
+		return new Response($this->template->assign_display('body'), $status_code);
+	}
+
+	/**
+	* Easily generate a URL
+	*
+	* @param array $url_parts Each array element is a 'folder'
+	* 		i.e. array('my', 'ext') maps to ./app.php/my/ext
+	* @param mixed $query The Query string, passed directly into the second
+	*		argument of append_sid()
+	* @return string A URL that has already been run through append_sid()
+	*/
+	public function url(array $url_parts, $query = '')
+	{
+		return append_sid($this->phpbb_root_path . implode('/', $url_parts), $query);
+	}
+
+	/**
+	* Output an error, effectively the same thing as trigger_error
+	*
+	* @param string $message The error message
+	* @param string $code The error code (e.g. 404, 500, 503, etc.)
+	* @return Response A Reponse instance
+	*/
+	public function error($message, $code = 500)
+	{
+		$this->template->assign_vars(array(
+			'MESSAGE_TEXT'	=> $message,
+			'MESSAGE_TITLE'	=> $this->user->lang('INFORMATION'),
+		));
+
+		return $this->render('message_body.html', $this->user->lang('INFORMATION'), $code);
+	}
+}

phpBB/includes/controller/provider.php

@@ -0,0 +1,82 @@
+<?php
+/**
+*
+* @package controller
+* @copyright (c) 2012 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+/**
+* @ignore
+*/
+if (!defined('IN_PHPBB'))
+{
+	exit;
+}
+
+use Symfony\Component\Routing\RouteCollection;
+use Symfony\Component\Routing\Loader\YamlFileLoader;
+use Symfony\Component\Config\FileLocator;
+
+/**
+* Controller interface
+* @package phpBB3
+*/
+class phpbb_controller_provider
+{
+	/**
+	* YAML file(s) containing route information
+	* @var array
+	*/
+	protected $routing_paths;
+
+	/**
+	* Construct method
+	*
+	* @param array() $routing_paths Array of strings containing paths
+	*							to YAML files holding route information
+	*/
+	public function __construct($routing_paths = array())
+	{
+		$this->routing_paths = $routing_paths;
+	}
+
+	/**
+	* Locate paths containing routing files
+	* This sets an internal property but does not return the paths.
+	*
+	* @return The current instance of this object for method chaining
+	*/
+	public function import_paths_from_finder(phpbb_extension_finder $finder)
+	{
+		// We hardcode the path to the core config directory
+		// because the finder cannot find it
+		$this->routing_paths = array_merge(array('config'), array_map('dirname', array_keys($finder
+			->directory('config')
+			->prefix('routing')
+			->suffix('yml')
+			->find()
+		)));
+
+		return $this;
+	}
+
+	/**
+	* Get a list of controllers and return it
+	*
+	* @param string $base_path Base path to prepend to file paths
+	* @return array Array of controllers and their route information
+	*/
+	public function find($base_path = '')
+	{
+		$routes = new RouteCollection;
+		foreach ($this->routing_paths as $path)
+		{
+			$loader = new YamlFileLoader(new FileLocator($base_path . $path));
+			$routes->addCollection($loader->load('routing.yml'));
+		}
+
+		return $routes;
+	}
+}

phpBB/includes/controller/resolver.php

@@ -0,0 +1,128 @@
+<?php
+/**
+*
+* @package controller
+* @copyright (c) 2012 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+/**
+* @ignore
+*/
+if (!defined('IN_PHPBB'))
+{
+	exit;
+}
+
+use Symfony\Component\HttpKernel\Controller\ControllerResolverInterface;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+use Symfony\Component\HttpFoundation\Request;
+
+/**
+* Controller manager class
+* @package phpBB3
+*/
+class phpbb_controller_resolver implements ControllerResolverInterface
+{
+	/**
+	* User object
+	* @var phpbb_user
+	*/
+	protected $user;
+
+	/**
+	* ContainerInterface object
+	* @var ContainerInterface
+	*/
+	protected $container;
+
+	/**
+	* Construct method
+	*
+	* @param phpbb_user $user User Object
+	* @param ContainerInterface $container ContainerInterface object
+	*/
+	public function __construct(phpbb_user $user, ContainerInterface $container)
+	{
+		$this->user = $user;
+		$this->container = $container;
+	}
+
+	/**
+	* 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);
+
+		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;
+	}
+}

phpBB/includes/di/pass/kernel_pass.php

@@ -0,0 +1,68 @@
+<?php
+/**
+*
+* @package phpBB3
+* @copyright (c) 2012 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+/**
+* @ignore
+*/
+if (!defined('IN_PHPBB'))
+{
+	exit;
+}
+
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
+
+class phpbb_di_pass_kernel_pass implements CompilerPassInterface
+{
+	/**
+	* Modify the container before it is passed to the rest of the code
+	*
+	* @param ContainerBuilder $container ContainerBuilder object
+	* @return null
+	*/
+	public function process(ContainerBuilder $container)
+	{
+		$definition = $container->getDefinition('dispatcher');
+
+		foreach ($container->findTaggedServiceIds('kernel.event_listener') as $id => $events)
+		{
+			foreach ($events as $event)
+			{
+				$priority = isset($event['priority']) ? $event['priority'] : 0;
+
+				if (!isset($event['event']))
+				{
+					throw new InvalidArgumentException(sprintf('Service "%1$s" must define the "event" attribute on "kernel.event_listener" tags.', $id));
+				}
+
+				if (!isset($event['method']))
+				{
+					throw new InvalidArgumentException(sprintf('Service "%1$s" must define the "method" attribute on "kernel.event_listener" tags.', $id));
+				}
+
+				$definition->addMethodCall('addListenerService', array($event['event'], array($id, $event['method']), $priority));
+			}
+		}
+
+		foreach ($container->findTaggedServiceIds('kernel.event_subscriber') as $id => $attributes)
+		{
+			// We must assume that the class value has been correctly filled, even if the service is created by a factory
+			$class = $container->getDefinition($id)->getClass();
+
+			$refClass = new ReflectionClass($class);
+			$interface = 'Symfony\Component\EventDispatcher\EventSubscriberInterface';
+			if (!$refClass->implementsInterface($interface))
+			{
+				throw new InvalidArgumentException(sprintf('Service "%1$s" must implement interface "%2$s".', $id, $interface));
+			}
+
+			$definition->addMethodCall('addSubscriberService', array($id, $class));
+		}
+	}
+}

phpBB/includes/event/kernel_exception_subscriber.php

@@ -0,0 +1,85 @@
+<?php
+/**
+*
+* @package phpBB3
+* @copyright (c) 2012 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+/**
+* @ignore
+*/
+if (!defined('IN_PHPBB'))
+{
+	exit;
+}
+
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+use Symfony\Component\HttpKernel\KernelEvents;
+use Symfony\Component\HttpKernel\Event\GetResponseForExceptionEvent;
+use Symfony\Component\HttpKernel\Exception\HttpException;
+use Symfony\Component\HttpFoundation\Response;
+
+class phpbb_event_kernel_exception_subscriber implements EventSubscriberInterface
+{
+	/**
+	* Template object
+	* @var phpbb_template
+	*/
+	protected $template;
+
+	/**
+	* User object
+	* @var phpbb_user
+	*/
+	protected $user;
+
+	/**
+	* Construct method
+	*
+	* @param phpbb_template $template Template object
+	* @param phpbb_user $user User object
+	*/
+	public function __construct(phpbb_template $template, phpbb_user $user)
+	{
+		$this->template = $template;
+		$this->user = $user;
+	}
+
+	/**
+	* This listener is run when the KernelEvents::EXCEPTION event is triggered
+	*
+	* @param GetResponseForExceptionEvent $event
+	* @return null
+	*/
+	public function on_kernel_exception(GetResponseForExceptionEvent $event)
+	{
+		page_header($this->user->lang('INFORMATION'));
+
+		$exception = $event->getException();
+
+		$this->template->assign_vars(array(
+			'MESSAGE_TITLE'		=> $this->user->lang('INFORMATION'),
+			'MESSAGE_TEXT'		=> $exception->getMessage(),
+		));
+
+		$this->template->set_filenames(array(
+			'body'	=> 'message_body.html',
+		));
+
+		page_footer(true, false, false);
+
+
+		$status_code = $exception instanceof HttpException ? $exception->getStatusCode() : 500;
+		$response = new Response($this->template->assign_display('body'), $status_code);
+		$event->setResponse($response);
+	}
+
+	public static function getSubscribedEvents()
+	{
+		return array(
+			KernelEvents::EXCEPTION		=> 'on_kernel_exception',
+		);
+	}
+}

phpBB/includes/event/kernel_request_subscriber.php

@@ -0,0 +1,83 @@
+<?php
+/**
+*
+* @package phpBB3
+* @copyright (c) 2012 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+/**
+* @ignore
+*/
+if (!defined('IN_PHPBB'))
+{
+	exit;
+}
+
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+use Symfony\Component\HttpKernel\KernelEvents;
+use Symfony\Component\HttpKernel\Event\GetResponseEvent;
+use Symfony\Component\HttpKernel\EventListener\RouterListener;
+use Symfony\Component\Routing\RequestContext;
+
+class phpbb_event_kernel_request_subscriber implements EventSubscriberInterface
+{
+	/**
+	* Extension finder object
+	* @var phpbb_extension_finder
+	*/
+	protected $finder;
+
+	/**
+	* PHP extension
+	* @var string
+	*/
+	protected $php_ext;
+
+	/**
+	* Root path
+	* @var string
+	*/
+	protected $root_path;
+
+	/**
+	* Construct method
+	*
+	* @param phpbb_extension_finder $finder Extension finder object
+	* @param string $root_path Root path
+	* @param string $php_ext PHP extension
+	*/
+	public function __construct(phpbb_extension_finder $finder, $root_path, $php_ext)
+	{
+		$this->finder = $finder;
+		$this->root_path = $root_path;
+		$this->php_ext = $php_ext;
+	}
+
+	/**
+	* This listener is run when the KernelEvents::REQUEST event is triggered
+	*
+	* This is responsible for setting up the routing information
+	*
+	* @param GetResponseEvent $event
+	* @return null
+	*/
+	public function on_kernel_request(GetResponseEvent $event)
+	{
+		$request = $event->getRequest();
+		$context = new RequestContext();
+		$context->fromRequest($request);
+
+		$matcher = phpbb_get_url_matcher($this->finder, $context, $this->root_path, $this->php_ext);
+		$router_listener = new RouterListener($matcher, $context);
+		$router_listener->onKernelRequest($event);
+	}
+
+	public static function getSubscribedEvents()
+	{
+		return array(
+			KernelEvents::REQUEST		=> 'on_kernel_request',
+		);
+	}
+}

phpBB/includes/event/kernel_terminate_subscriber.php

@@ -0,0 +1,43 @@
+<?php
+/**
+*
+* @package phpBB3
+* @copyright (c) 2012 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+/**
+* @ignore
+*/
+if (!defined('IN_PHPBB'))
+{
+	exit;
+}
+
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+use Symfony\Component\HttpKernel\KernelEvents;
+use Symfony\Component\HttpKernel\Event\PostResponseEvent;
+
+class phpbb_event_kernel_terminate_subscriber implements EventSubscriberInterface
+{
+	/**
+	* This listener is run when the KernelEvents::TERMINATE event is triggered
+	* This comes after a Response has been sent to the server; this is
+	* primarily cleanup stuff.
+	*
+	* @param PostResponseEvent $event
+	* @return null
+	*/
+	public function on_kernel_terminate(PostResponseEvent $event)
+	{
+		exit_handler();
+	}
+
+	public static function getSubscribedEvents()
+	{
+		return array(
+			KernelEvents::TERMINATE		=> 'on_kernel_terminate',
+		);
+	}
+}

phpBB/includes/functions.php

@@ -7,6 +7,8 @@
 *
 */
 
+use Symfony\Component\HttpFoundation\Request;
+
 /**
 * @ignore
 */
@@ -5231,8 +5233,12 @@ function page_header($page_title = '', $display_online_list = true, $item_id = 0
 
 /**
 * Generate page footer
+*
+* @param bool $run_cron Whether or not to run the cron
+* @param bool $display_template Whether or not to display the template
+* @param bool $exit_handler Whether or not to run the exit_handler()
 */
-function page_footer($run_cron = true)
+function page_footer($run_cron = true, $display_template = true, $exit_handler = true)
 {
 	global $db, $config, $template, $user, $auth, $cache, $starttime, $phpbb_root_path, $phpEx;
 	global $request, $phpbb_dispatcher;
@@ -5327,10 +5333,17 @@ function page_footer($run_cron = true)
 		}
 	}
 
-	$template->display('body');
+	if ($display_template)
+	{
+		$template->display('body');
+	}
 
 	garbage_collection();
-	exit_handler();
+
+	if ($exit_handler)
+	{
+		exit_handler();
+	}
 }
 
 /**
@@ -5437,3 +5450,49 @@ function phpbb_to_numeric($input)
 {
 	return ($input > PHP_INT_MAX) ? (float) $input : (int) $input;
 }
+
+/**
+* Create a Symfony Request object from phpbb_request object
+*
+* @param phpbb_request $request Request object
+* @return Request A Symfony Request object
+*/
+function phpbb_create_symfony_request(phpbb_request $request)
+{
+	// This function is meant to sanitize the global input arrays
+	$sanitizer = function(&$value, $key) {
+		$type_cast_helper = new phpbb_request_type_cast_helper();
+		$type_cast_helper->set_var($value, $value, gettype($value), true);
+	};
+
+	// We need to re-enable the super globals so we can access them here
+	$request->enable_super_globals();
+	$get_parameters = $_GET;
+	$post_parameters = $_POST;
+	$server_parameters = $_SERVER;
+	$files_parameters = $_FILES;
+	$cookie_parameters = $_COOKIE;
+	// And now disable them again for security
+	$request->disable_super_globals();
+
+	array_walk_recursive($get_parameters, $sanitizer);
+	array_walk_recursive($post_parameters, $sanitizer);
+
+	// Until we fix the issue with relative paths, we have to fake path info
+	// to allow urls like app.php?controller=foo/bar
+	$controller = $request->variable('controller', '');
+	$path_info = '/' . $controller;
+	$request_uri = $server_parameters['REQUEST_URI'];
+
+	// Remove the query string from REQUEST_URI
+	if ($pos = strpos($request_uri, '?'))
+	{
+		$request_uri = substr($request_uri, 0, $pos);
+	}
+
+	// Add the path info (i.e. controller route) to the REQUEST_URI
+	$server_parameters['REQUEST_URI'] = $request_uri . $path_info;
+	$server_parameters['SCRIPT_NAME'] = '';
+
+	return new Request($get_parameters, $post_parameters, array(), $cookie_parameters, $files_parameters, $server_parameters);
+}

phpBB/includes/functions_url_matcher.php

@@ -0,0 +1,106 @@
+<?php
+/**
+*
+* @package phpBB3
+* @copyright (c) 2005 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+use Symfony\Component\Routing\Matcher\Dumper\PhpMatcherDumper;
+use Symfony\Component\Routing\Matcher\UrlMatcher;
+use Symfony\Component\Routing\RequestContext;
+
+/**
+* @ignore
+*/
+if (!defined('IN_PHPBB'))
+{
+	exit;
+}
+
+/**
+* Create a new UrlMatcher class and dump it into the cache file
+*
+* @param phpbb_extension_finder $finder Extension finder
+* @param RequestContext $context Symfony RequestContext object
+* @param string $root_path Root path
+* @param string $php_ext PHP extension
+* @return null
+*/
+function phpbb_get_url_matcher(phpbb_extension_finder $finder, RequestContext $context, $root_path, $php_ext)
+{
+	if (defined('DEBUG'))
+	{
+		return phpbb_create_url_matcher($finder, $context);
+	}
+
+	if (!phpbb_url_matcher_dumped($root_path, $php_ext))
+	{
+		phpbb_create_dumped_url_matcher($finder, $root_path, $php_ext);
+	}
+
+	return phpbb_load_url_matcher($context, $root_path, $php_ext);
+}
+
+/**
+* Create a new UrlMatcher class and dump it into the cache file
+*
+* @param phpbb_extension_finder $finder Extension finder
+* @param string $root_path Root path
+* @param string $php_ext PHP extension
+* @return null
+*/
+function phpbb_create_dumped_url_matcher(phpbb_extension_finder $finder, $root_path, $php_ext)
+{
+	$provider = new phpbb_controller_provider();
+	$routes = $provider->import_paths_from_finder($finder)->find();
+	$dumper = new PhpMatcherDumper($routes);
+	$cached_url_matcher_dump = $dumper->dump(array(
+		'class'			=> 'phpbb_url_matcher',
+	));
+
+	file_put_contents($root_path . 'cache/url_matcher' . $php_ext, $cached_url_matcher_dump);
+}
+
+/**
+* Create a non-cached UrlMatcher
+*
+* @param phpbb_extension_finder $finder Extension finder
+* @param RequestContext $context Symfony RequestContext object
+* @return UrlMatcher
+*/
+function phpbb_create_url_matcher(phpbb_extension_finder $finder, RequestContext $context)
+{
+	$provider = new phpbb_controller_provider();
+	$routes = $provider->import_paths_from_finder($finder)->find();
+	return new UrlMatcher($routes, $context);
+}
+
+/**
+* Load the cached phpbb_url_matcher class
+*
+* @param RequestContext $context Symfony RequestContext object
+* @param string $root_path Root path
+* @param string $php_ext PHP extension
+* @return phpbb_url_matcher
+*/
+function phpbb_load_url_matcher(RequestContext $context, $root_path, $php_ext)
+{
+	require($root_path . 'cache/url_matcher' . $php_ext);
+	return new phpbb_url_matcher($context);
+}
+
+/**
+* Determine whether we have our dumped URL matcher
+*
+* The class is automatically dumped to the cache directory
+*
+* @param string $root_path Root path
+* @param string $php_ext PHP extension
+* @return bool True if it exists, false if not
+*/
+function phpbb_url_matcher_dumped($root_path, $php_ext)
+{
+	return file_exists($root_path . 'cache/url_matcher' . $php_ext);
+}