Mercurial > hg > isophonics-drupal-site
view core/lib/Drupal/Core/Update/UpdateKernel.php @ 16:c2387f117808
Routine composer update
author | Chris Cannam |
---|---|
date | Tue, 10 Jul 2018 15:07:59 +0100 |
parents | 4c8ae668cc8c |
children | 129ea1e6d783 |
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<?php namespace Drupal\Core\Update; use Drupal\Core\DrupalKernel; use Drupal\Core\Session\AnonymousUserSession; use Drupal\Core\Site\Settings; use Symfony\Cmf\Component\Routing\RouteObjectInterface; use Symfony\Component\HttpFoundation\ParameterBag; use Symfony\Component\HttpFoundation\Request; use Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException; /** * Defines a kernel which is used primarily to run the update of Drupal. * * We use a dedicated kernel + front controller (update.php) in order to be able * to repair Drupal if it is in a broken state. * * @see update.php * @see \Drupal\system\Controller\DbUpdateController */ class UpdateKernel extends DrupalKernel { /** * {@inheritdoc} */ public function discoverServiceProviders() { parent::discoverServiceProviders(); $this->serviceProviderClasses['app']['update_kernel'] = 'Drupal\Core\Update\UpdateServiceProvider'; } /** * {@inheritdoc} */ protected function initializeContainer() { // Always force a container rebuild, in order to be able to override some // services, see \Drupal\Core\Update\UpdateServiceProvider. $this->containerNeedsRebuild = TRUE; $container = parent::initializeContainer(); return $container; } /** * {@inheritdoc} */ protected function cacheDrupalContainer(array $container_definition) { // Don't save this particular container to cache, so it does not leak into // the main site at all. return FALSE; } /** * {@inheritdoc} */ public function handle(Request $request, $type = self::MASTER_REQUEST, $catch = TRUE) { try { static::bootEnvironment(); // First boot up basic things, like loading the include files. $this->initializeSettings($request); $this->boot(); $container = $this->getContainer(); /** @var \Symfony\Component\HttpFoundation\RequestStack $request_stack */ $request_stack = $container->get('request_stack'); $request_stack->push($request); $this->preHandle($request); // Handle the actual request. We need the session both for authentication // as well as the DB update, like // \Drupal\system\Controller\DbUpdateController::batchFinished. $this->bootSession($request, $type); $result = $this->handleRaw($request); $this->shutdownSession($request); return $result; } catch (\Exception $e) { return $this->handleException($e, $request, $type); } } /** * Generates the actual result of update.php. * * The actual logic of the update is done in the db update controller. * * @param \Symfony\Component\HttpFoundation\Request $request * The incoming request. * * @return \Symfony\Component\HttpFoundation\Response * A response object. * * @see \Drupal\system\Controller\DbUpdateController */ protected function handleRaw(Request $request) { $container = $this->getContainer(); $this->handleAccess($request, $container); /** @var \Drupal\Core\Controller\ControllerResolverInterface $controller_resolver */ $controller_resolver = $container->get('controller_resolver'); /** @var callable $db_update_controller */ $db_update_controller = $controller_resolver->getControllerFromDefinition('\Drupal\system\Controller\DbUpdateController::handle'); $this->setupRequestMatch($request); $arguments = $controller_resolver->getArguments($request, $db_update_controller); return call_user_func_array($db_update_controller, $arguments); } /** * Boots up the session. * * bootSession() + shutdownSession() basically simulates what * \Drupal\Core\StackMiddleware\Session does. * * @param \Symfony\Component\HttpFoundation\Request $request * The incoming request. */ protected function bootSession(Request $request) { $container = $this->getContainer(); /** @var \Symfony\Component\HttpFoundation\Session\SessionInterface $session */ $session = $container->get('session'); $session->start(); $request->setSession($session); } /** * Ensures that the session is saved. * * @param \Symfony\Component\HttpFoundation\Request $request * The incoming request. */ protected function shutdownSession(Request $request) { if ($request->hasSession()) { $request->getSession()->save(); } } /** * Set up the request with fake routing data for update.php. * * This fake routing data is needed in order to make batch API work properly. * * @param \Symfony\Component\HttpFoundation\Request $request * The incoming request. */ protected function setupRequestMatch(Request $request) { $path = $request->getPathInfo(); $args = explode('/', ltrim($path, '/')); $request->attributes->set(RouteObjectInterface::ROUTE_NAME, 'system.db_update'); $request->attributes->set(RouteObjectInterface::ROUTE_OBJECT, $this->getContainer()->get('router.route_provider')->getRouteByName('system.db_update')); $op = $args[0] ?: 'info'; $request->attributes->set('op', $op); $request->attributes->set('_raw_variables', new ParameterBag(['op' => $op])); } /** * Checks if the current user has rights to access updates page. * * If the current user does not have the rights, an exception is thrown. * * @param \Symfony\Component\HttpFoundation\Request $request * The incoming request. * * @throws \Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException * Thrown when update.php should not be accessible. */ protected function handleAccess(Request $request) { /** @var \Drupal\Core\Authentication\AuthenticationManager $authentication_manager */ $authentication_manager = $this->getContainer()->get('authentication'); $account = $authentication_manager->authenticate($request) ?: new AnonymousUserSession(); /** @var \Drupal\Core\Session\AccountProxyInterface $current_user */ $current_user = $this->getContainer()->get('current_user'); $current_user->setAccount($account); /** @var \Drupal\system\Access\DbUpdateAccessCheck $db_update_access */ $db_update_access = $this->getContainer()->get('access_check.db_update'); if (!Settings::get('update_free_access', FALSE) && !$db_update_access->access($account)->isAllowed()) { throw new AccessDeniedHttpException('In order to run update.php you need to either have "Administer software updates" permission or have set $settings[\'update_free_access\'] in your settings.php.'); } } }