mirror of https://github.com/nextcloud/server
536 lines
16 KiB
PHP
536 lines
16 KiB
PHP
<?php
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/**
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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*
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* @author Bart Visscher <bartv@thisnet.nl>
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* @author Bernhard Posselt <dev@bernhard-posselt.com>
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* @author Christoph Wurst <christoph@winzerhof-wurst.at>
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* @author Joas Schilling <coding@schilljs.com>
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* @author Jörn Friedrich Dreyer <jfd@butonic.de>
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* @author Julius Härtl <jus@bitgrid.net>
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* @author Lukas Reschke <lukas@statuscode.ch>
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* @author Morris Jobke <hey@morrisjobke.de>
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* @author Robin Appelman <robin@icewind.nl>
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* @author Robin McCorkell <robin@mccorkell.me.uk>
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* @author Roeland Jago Douma <roeland@famdouma.nl>
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* @author Thomas Müller <thomas.mueller@tmit.eu>
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* @author Kate Döen <kate.doeen@nextcloud.com>
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*
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* @license AGPL-3.0
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*
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* This code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License, version 3,
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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*/
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namespace OC\Route;
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use DirectoryIterator;
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use OC\AppFramework\Routing\RouteParser;
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use OCP\App\AppPathNotFoundException;
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use OCP\App\IAppManager;
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use OCP\AppFramework\App;
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use OCP\AppFramework\Http\Attribute\Route as RouteAttribute;
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use OCP\Diagnostics\IEventLogger;
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use OCP\IConfig;
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use OCP\IRequest;
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use OCP\Route\IRouter;
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use OCP\Util;
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use Psr\Container\ContainerInterface;
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use Psr\Log\LoggerInterface;
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use ReflectionAttribute;
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use ReflectionClass;
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use ReflectionException;
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use Symfony\Component\Routing\Exception\ResourceNotFoundException;
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use Symfony\Component\Routing\Exception\RouteNotFoundException;
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use Symfony\Component\Routing\Generator\UrlGenerator;
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use Symfony\Component\Routing\Matcher\UrlMatcher;
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use Symfony\Component\Routing\RequestContext;
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use Symfony\Component\Routing\RouteCollection;
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class Router implements IRouter {
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/** @var RouteCollection[] */
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protected $collections = [];
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/** @var null|RouteCollection */
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protected $collection = null;
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/** @var null|string */
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protected $collectionName = null;
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/** @var null|RouteCollection */
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protected $root = null;
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/** @var null|UrlGenerator */
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protected $generator = null;
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/** @var string[]|null */
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protected $routingFiles;
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/** @var bool */
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protected $loaded = false;
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/** @var array */
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protected $loadedApps = [];
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/** @var RequestContext */
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protected $context;
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public function __construct(
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protected LoggerInterface $logger,
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IRequest $request,
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private IConfig $config,
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private IEventLogger $eventLogger,
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private ContainerInterface $container,
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private IAppManager $appManager,
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) {
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$baseUrl = \OC::$WEBROOT;
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if (!($config->getSystemValue('htaccess.IgnoreFrontController', false) === true || getenv('front_controller_active') === 'true')) {
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$baseUrl .= '/index.php';
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}
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if (!\OC::$CLI && isset($_SERVER['REQUEST_METHOD'])) {
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$method = $_SERVER['REQUEST_METHOD'];
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} else {
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$method = 'GET';
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}
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$host = $request->getServerHost();
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$schema = $request->getServerProtocol();
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$this->context = new RequestContext($baseUrl, $method, $host, $schema);
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// TODO cache
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$this->root = $this->getCollection('root');
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}
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/**
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* Get the files to load the routes from
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*
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* @return string[]
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*/
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public function getRoutingFiles() {
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if ($this->routingFiles === null) {
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$this->routingFiles = [];
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foreach (\OC_APP::getEnabledApps() as $app) {
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try {
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$appPath = $this->appManager->getAppPath($app);
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$file = $appPath . '/appinfo/routes.php';
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if (file_exists($file)) {
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$this->routingFiles[$app] = $file;
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}
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} catch (AppPathNotFoundException) {
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/* ignore */
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}
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}
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}
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return $this->routingFiles;
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}
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/**
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* Loads the routes
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*
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* @param null|string $app
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*/
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public function loadRoutes($app = null) {
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if (is_string($app)) {
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$app = \OC_App::cleanAppId($app);
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}
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$requestedApp = $app;
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if ($this->loaded) {
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return;
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}
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if (is_null($app)) {
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$this->loaded = true;
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$routingFiles = $this->getRoutingFiles();
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} else {
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if (isset($this->loadedApps[$app])) {
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return;
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}
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$appPath = \OC_App::getAppPath($app);
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$file = $appPath . '/appinfo/routes.php';
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if ($appPath !== false && file_exists($file)) {
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$routingFiles = [$app => $file];
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} else {
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$routingFiles = [];
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}
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}
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$this->eventLogger->start('route:load:' . $requestedApp, 'Loading Routes for ' . $requestedApp);
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if ($requestedApp !== null) {
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$routes = $this->getAttributeRoutes($requestedApp);
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if (count($routes) > 0) {
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$this->useCollection($requestedApp);
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$this->setupRoutes($routes, $requestedApp);
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$collection = $this->getCollection($requestedApp);
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$this->root->addCollection($collection);
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// Also add the OCS collection
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$collection = $this->getCollection($requestedApp . '.ocs');
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$collection->addPrefix('/ocsapp');
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$this->root->addCollection($collection);
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}
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}
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foreach ($routingFiles as $app => $file) {
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if (!isset($this->loadedApps[$app])) {
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if (!\OC_App::isAppLoaded($app)) {
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// app MUST be loaded before app routes
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// try again next time loadRoutes() is called
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$this->loaded = false;
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continue;
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}
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$this->loadedApps[$app] = true;
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$this->useCollection($app);
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$this->requireRouteFile($file, $app);
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$collection = $this->getCollection($app);
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$this->root->addCollection($collection);
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// Also add the OCS collection
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$collection = $this->getCollection($app.'.ocs');
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$collection->addPrefix('/ocsapp');
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$this->root->addCollection($collection);
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}
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}
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if (!isset($this->loadedApps['core'])) {
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$this->loadedApps['core'] = true;
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$this->useCollection('root');
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$this->setupRoutes($this->getAttributeRoutes('core'), 'core');
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require_once __DIR__ . '/../../../core/routes.php';
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// Also add the OCS collection
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$collection = $this->getCollection('root.ocs');
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$collection->addPrefix('/ocsapp');
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$this->root->addCollection($collection);
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}
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if ($this->loaded) {
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$collection = $this->getCollection('ocs');
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$collection->addPrefix('/ocs');
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$this->root->addCollection($collection);
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}
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$this->eventLogger->end('route:load:' . $requestedApp);
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}
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/**
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* @param string $name
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* @return \Symfony\Component\Routing\RouteCollection
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*/
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protected function getCollection($name) {
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if (!isset($this->collections[$name])) {
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$this->collections[$name] = new RouteCollection();
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}
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return $this->collections[$name];
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}
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/**
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* Sets the collection to use for adding routes
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*
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* @param string $name Name of the collection to use.
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* @return void
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*/
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public function useCollection($name) {
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$this->collection = $this->getCollection($name);
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$this->collectionName = $name;
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}
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/**
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* returns the current collection name in use for adding routes
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*
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* @return string the collection name
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*/
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public function getCurrentCollection() {
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return $this->collectionName;
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}
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/**
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* Create a \OC\Route\Route.
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*
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* @param string $name Name of the route to create.
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* @param string $pattern The pattern to match
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* @param array $defaults An array of default parameter values
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* @param array $requirements An array of requirements for parameters (regexes)
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* @return \OC\Route\Route
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*/
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public function create($name,
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$pattern,
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array $defaults = [],
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array $requirements = []) {
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$route = new Route($pattern, $defaults, $requirements);
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$this->collection->add($name, $route);
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return $route;
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}
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/**
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* Find the route matching $url
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*
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* @param string $url The url to find
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* @throws \Exception
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* @return array
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*/
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public function findMatchingRoute(string $url): array {
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$this->eventLogger->start('route:match', 'Match route');
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if (str_starts_with($url, '/apps/')) {
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// empty string / 'apps' / $app / rest of the route
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[, , $app,] = explode('/', $url, 4);
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$app = \OC_App::cleanAppId($app);
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\OC::$REQUESTEDAPP = $app;
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$this->loadRoutes($app);
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} elseif (str_starts_with($url, '/ocsapp/apps/')) {
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// empty string / 'ocsapp' / 'apps' / $app / rest of the route
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[, , , $app,] = explode('/', $url, 5);
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$app = \OC_App::cleanAppId($app);
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\OC::$REQUESTEDAPP = $app;
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$this->loadRoutes($app);
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} elseif (str_starts_with($url, '/settings/')) {
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$this->loadRoutes('settings');
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} elseif (str_starts_with($url, '/core/')) {
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\OC::$REQUESTEDAPP = $url;
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if (!$this->config->getSystemValueBool('maintenance') && !Util::needUpgrade()) {
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\OC_App::loadApps();
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}
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$this->loadRoutes('core');
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} else {
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$this->loadRoutes();
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}
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$matcher = new UrlMatcher($this->root, $this->context);
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try {
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$parameters = $matcher->match($url);
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} catch (ResourceNotFoundException $e) {
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if (!str_ends_with($url, '/')) {
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// We allow links to apps/files? for backwards compatibility reasons
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// However, since Symfony does not allow empty route names, the route
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// we need to match is '/', so we need to append the '/' here.
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try {
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$parameters = $matcher->match($url . '/');
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} catch (ResourceNotFoundException $newException) {
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// If we still didn't match a route, we throw the original exception
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throw $e;
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}
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} else {
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throw $e;
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}
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}
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$this->eventLogger->end('route:match');
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return $parameters;
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}
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/**
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* Find and execute the route matching $url
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*
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* @param string $url The url to find
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* @throws \Exception
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* @return void
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*/
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public function match($url) {
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$parameters = $this->findMatchingRoute($url);
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$this->eventLogger->start('route:run', 'Run route');
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if (isset($parameters['caller'])) {
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$caller = $parameters['caller'];
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unset($parameters['caller']);
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unset($parameters['action']);
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$application = $this->getApplicationClass($caller[0]);
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\OC\AppFramework\App::main($caller[1], $caller[2], $application->getContainer(), $parameters);
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} elseif (isset($parameters['action'])) {
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$action = $parameters['action'];
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if (!is_callable($action)) {
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throw new \Exception('not a callable action');
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}
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unset($parameters['action']);
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unset($parameters['caller']);
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$this->eventLogger->start('route:run:call', 'Run callable route');
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call_user_func($action, $parameters);
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$this->eventLogger->end('route:run:call');
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} elseif (isset($parameters['file'])) {
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include $parameters['file'];
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} else {
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throw new \Exception('no action available');
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}
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$this->eventLogger->end('route:run');
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}
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/**
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* Get the url generator
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*
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* @return \Symfony\Component\Routing\Generator\UrlGenerator
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*
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*/
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public function getGenerator() {
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if ($this->generator !== null) {
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return $this->generator;
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}
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return $this->generator = new UrlGenerator($this->root, $this->context);
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}
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/**
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* Generate url based on $name and $parameters
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*
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* @param string $name Name of the route to use.
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* @param array $parameters Parameters for the route
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* @param bool $absolute
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* @return string
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*/
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public function generate($name,
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$parameters = [],
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$absolute = false) {
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$referenceType = UrlGenerator::ABSOLUTE_URL;
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if ($absolute === false) {
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$referenceType = UrlGenerator::ABSOLUTE_PATH;
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}
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/*
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* The route name has to be lowercase, for symfony to match it correctly.
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* This is required because smyfony allows mixed casing for controller names in the routes.
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* To avoid breaking all the existing route names, registering and matching will only use the lowercase names.
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* This is also safe on the PHP side because class and method names collide regardless of the casing.
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*/
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$name = strtolower($name);
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$name = $this->fixLegacyRootName($name);
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if (str_contains($name, '.')) {
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[$appName, $other] = explode('.', $name, 3);
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// OCS routes are prefixed with "ocs."
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if ($appName === 'ocs') {
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$appName = $other;
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}
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$this->loadRoutes($appName);
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try {
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return $this->getGenerator()->generate($name, $parameters, $referenceType);
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} catch (RouteNotFoundException $e) {
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}
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}
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// Fallback load all routes
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$this->loadRoutes();
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try {
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return $this->getGenerator()->generate($name, $parameters, $referenceType);
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} catch (RouteNotFoundException $e) {
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$this->logger->info($e->getMessage(), ['exception' => $e]);
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return '';
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}
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}
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protected function fixLegacyRootName(string $routeName): string {
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if ($routeName === 'files.viewcontroller.showfile') {
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return 'files.view.showfile';
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}
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if ($routeName === 'files_sharing.sharecontroller.showshare') {
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return 'files_sharing.share.showshare';
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}
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if ($routeName === 'files_sharing.sharecontroller.showauthenticate') {
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return 'files_sharing.share.showauthenticate';
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}
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if ($routeName === 'files_sharing.sharecontroller.authenticate') {
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return 'files_sharing.share.authenticate';
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}
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if ($routeName === 'files_sharing.sharecontroller.downloadshare') {
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return 'files_sharing.share.downloadshare';
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}
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if ($routeName === 'files_sharing.publicpreview.directlink') {
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return 'files_sharing.publicpreview.directlink';
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}
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if ($routeName === 'cloud_federation_api.requesthandlercontroller.addshare') {
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return 'cloud_federation_api.requesthandler.addshare';
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}
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if ($routeName === 'cloud_federation_api.requesthandlercontroller.receivenotification') {
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return 'cloud_federation_api.requesthandler.receivenotification';
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}
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return $routeName;
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}
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/**
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* @throws ReflectionException
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*/
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private function getAttributeRoutes(string $app): array {
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$routes = [];
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if ($app === 'core') {
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$appControllerPath = __DIR__ . '/../../../core/Controller';
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$appNameSpace = 'OC\\Core';
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} else {
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$appControllerPath = \OC_App::getAppPath($app) . '/lib/Controller';
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$appNameSpace = App::buildAppNamespace($app);
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}
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if (!file_exists($appControllerPath)) {
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return [];
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}
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$dir = new DirectoryIterator($appControllerPath);
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foreach ($dir as $file) {
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if (!str_ends_with($file->getPathname(), 'Controller.php')) {
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continue;
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}
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$class = new ReflectionClass($appNameSpace . '\\Controller\\' . basename($file->getPathname(), '.php'));
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foreach ($class->getMethods() as $method) {
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foreach ($method->getAttributes(RouteAttribute::class, ReflectionAttribute::IS_INSTANCEOF) as $attribute) {
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$route = $attribute->newInstance();
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$serializedRoute = $route->toArray();
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// Remove 'Controller' suffix
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$serializedRoute['name'] = substr($class->getShortName(), 0, -10) . '#' . $method->getName();
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$key = $route->getType();
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$routes[$key] ??= [];
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$routes[$key][] = $serializedRoute;
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}
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}
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}
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return $routes;
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}
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/**
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* To isolate the variable scope used inside the $file it is required in it's own method
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*
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* @param string $file the route file location to include
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* @param string $appName
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*/
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private function requireRouteFile($file, $appName) {
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$this->setupRoutes(include_once $file, $appName);
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}
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/**
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* If a routes.php file returns an array, try to set up the application and
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* register the routes for the app. The application class will be chosen by
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* camelcasing the appname, e.g.: my_app will be turned into
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* \OCA\MyApp\AppInfo\Application. If that class does not exist, a default
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* App will be initialized. This makes it optional to ship an
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* appinfo/application.php by using the built in query resolver
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*
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* @param array $routes the application routes
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* @param string $appName the name of the app.
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*/
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private function setupRoutes($routes, $appName) {
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if (is_array($routes)) {
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$routeParser = new RouteParser();
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$defaultRoutes = $routeParser->parseDefaultRoutes($routes, $appName);
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$ocsRoutes = $routeParser->parseOCSRoutes($routes, $appName);
|
|
|
|
$this->root->addCollection($defaultRoutes);
|
|
$ocsRoutes->addPrefix('/ocsapp');
|
|
$this->root->addCollection($ocsRoutes);
|
|
}
|
|
}
|
|
|
|
private function getApplicationClass(string $appName) {
|
|
$appNameSpace = App::buildAppNamespace($appName);
|
|
|
|
$applicationClassName = $appNameSpace . '\\AppInfo\\Application';
|
|
|
|
if (class_exists($applicationClassName)) {
|
|
$application = $this->container->get($applicationClassName);
|
|
} else {
|
|
$application = new App($appName);
|
|
}
|
|
|
|
return $application;
|
|
}
|
|
}
|