/**
* Returns the site maintenance page if the site is offline.
*
* @param \Symfony\Component\HttpKernel\Event\GetResponseEvent $event
* The event to process.
*/
public function onKernelRequestMaintenance(GetResponseEvent $event)
{
$request = $event->getRequest();
$route_match = RouteMatch::createFromRequest($request);
if ($this->maintenanceMode->applies($route_match)) {
// Don't cache maintenance mode pages.
\Drupal::service('page_cache_kill_switch')->trigger();
if (!$this->maintenanceMode->exempt($this->account)) {
// Deliver the 503 page if the site is in maintenance mode and the
// logged in user is not allowed to bypass it.
// If the request format is not 'html' then show default maintenance
// mode page else show a text/plain page with maintenance message.
if ($request->getRequestFormat() !== 'html') {
$response = new Response($this->getSiteMaintenanceMessage(), 503, array('Content-Type' => 'text/plain'));
$event->setResponse($response);
return;
}
drupal_maintenance_theme();
$response = $this->bareHtmlPageRenderer->renderBarePage(['#markup' => $this->getSiteMaintenanceMessage()], $this->t('Site under maintenance'), 'maintenance_page');
$response->setStatusCode(503);
$event->setResponse($response);
} else {
// Display a message if the logged in user has access to the site in
// maintenance mode. However, suppress it on the maintenance mode
// settings page.
if ($route_match->getRouteName() != 'system.site_maintenance_mode') {
if ($this->account->hasPermission('administer site configuration')) {
$this->drupalSetMessage($this->t('Operating in maintenance mode. <a href=":url">Go online.</a>', array(':url' => $this->urlGenerator->generate('system.site_maintenance_mode'))), 'status', FALSE);
} else {
$this->drupalSetMessage($this->t('Operating in maintenance mode.'), 'status', FALSE);
}
}
}
}
}
/**
* Returns the site maintenance page if the site is offline.
*
* @param \Symfony\Component\HttpKernel\Event\GetResponseEvent $event
* The event to process.
*/
public function onKernelRequestMaintenance(GetResponseEvent $event)
{
$route_match = RouteMatch::createFromRequest($event->getRequest());
if ($this->maintenanceMode->applies($route_match)) {
// Don't cache maintenance mode pages.
\Drupal::service('page_cache_kill_switch')->trigger();
if (!$this->maintenanceMode->exempt($this->account)) {
// Deliver the 503 page if the site is in maintenance mode and the
// logged in user is not allowed to bypass it.
drupal_maintenance_theme();
$content = Xss::filterAdmin(SafeMarkup::format($this->config->get('system.maintenance')->get('message'), array('@site' => $this->config->get('system.site')->get('name'))));
$output = $this->bareHtmlPageRenderer->renderBarePage(['#markup' => $content], $this->t('Site under maintenance'), 'maintenance_page');
$response = new Response($output, 503);
$event->setResponse($response);
} else {
// Display a message if the logged in user has access to the site in
// maintenance mode. However, suppress it on the maintenance mode
// settings page.
if ($route_match->getRouteName() != 'system.site_maintenance_mode') {
if ($this->account->hasPermission('administer site configuration')) {
$this->drupalSetMessage($this->t('Operating in maintenance mode. <a href="@url">Go online.</a>', array('@url' => $this->urlGenerator->generate('system.site_maintenance_mode'))), 'status', FALSE);
} else {
$this->drupalSetMessage($this->t('Operating in maintenance mode.'), 'status', FALSE);
}
}
}
}
}
/**
* Handles any exception as a generic error page for HTML.
*
* @param \Symfony\Component\HttpKernel\Event\GetResponseForExceptionEvent $event
* The event to process.
*/
protected function onHtml(GetResponseForExceptionEvent $event)
{
$exception = $event->getException();
$error = Error::decodeException($exception);
// Display the message if the current error reporting level allows this type
// of message to be displayed, and unconditionally in update.php.
if (error_displayable($error)) {
$class = 'error';
// If error type is 'User notice' then treat it as debug information
// instead of an error message.
// @see debug()
if ($error['%type'] == 'User notice') {
$error['%type'] = 'Debug';
$class = 'status';
}
// Attempt to reduce verbosity by removing DRUPAL_ROOT from the file path
// in the message. This does not happen for (false) security.
$root_length = strlen(DRUPAL_ROOT);
if (substr($error['%file'], 0, $root_length) == DRUPAL_ROOT) {
$error['%file'] = substr($error['%file'], $root_length + 1);
}
// Do not translate the string to avoid errors producing more errors.
unset($error['backtrace']);
$message = String::format('%type: !message in %function (line %line of %file).', $error);
// Check if verbose error reporting is on.
if ($this->getErrorLevel() == ERROR_REPORTING_DISPLAY_VERBOSE) {
$backtrace_exception = $exception;
while ($backtrace_exception->getPrevious()) {
$backtrace_exception = $backtrace_exception->getPrevious();
}
$backtrace = $backtrace_exception->getTrace();
// First trace is the error itself, already contained in the message.
// While the second trace is the error source and also contained in the
// message, the message doesn't contain argument values, so we output it
// once more in the backtrace.
array_shift($backtrace);
// Generate a backtrace containing only scalar argument values. Make
// sure the backtrace is escaped as it can contain user submitted data.
$message .= '<pre class="backtrace">' . SafeMarkup::escape(Error::formatBacktrace($backtrace)) . '</pre>';
}
drupal_set_message(SafeMarkup::set($message), $class, TRUE);
}
$content = $this->t('The website has encountered an error. Please try again later.');
$output = $this->bareHtmlPageRenderer->renderBarePage(['#markup' => $content], $this->t('Error'), 'maintenance_page');
$response = new Response($output);
if ($exception instanceof HttpExceptionInterface) {
$response->setStatusCode($exception->getStatusCode());
$response->headers->add($exception->getHeaders());
} else {
$response->setStatusCode(Response::HTTP_INTERNAL_SERVER_ERROR, '500 Service unavailable (with message)');
}
$event->setResponse($response);
}
/**
* Returns a database update page.
*
* @param string $op
* The update operation to perform. Can be any of the below:
* - info
* - selection
* - run
* - results
* @param \Symfony\Component\HttpFoundation\Request $request
* The current request object.
*
* @return \Symfony\Component\HttpFoundation\Response
* A response object object.
*/
public function handle($op, Request $request)
{
require_once $this->root . '/core/includes/install.inc';
require_once $this->root . '/core/includes/update.inc';
drupal_load_updates();
update_fix_compatibility();
if ($request->query->get('continue')) {
$_SESSION['update_ignore_warnings'] = TRUE;
}
$regions = array();
$requirements = update_check_requirements();
$severity = drupal_requirements_severity($requirements);
if ($severity == REQUIREMENT_ERROR || $severity == REQUIREMENT_WARNING && empty($_SESSION['update_ignore_warnings'])) {
$regions['sidebar_first'] = $this->updateTasksList('requirements');
$output = $this->requirements($severity, $requirements, $request);
} else {
switch ($op) {
case 'selection':
$regions['sidebar_first'] = $this->updateTasksList('selection');
$output = $this->selection($request);
break;
case 'run':
$regions['sidebar_first'] = $this->updateTasksList('run');
$output = $this->triggerBatch($request);
break;
case 'info':
$regions['sidebar_first'] = $this->updateTasksList('info');
$output = $this->info($request);
break;
case 'results':
$regions['sidebar_first'] = $this->updateTasksList('results');
$output = $this->results($request);
break;
// Regular batch ops : defer to batch processing API.
// Regular batch ops : defer to batch processing API.
default:
require_once $this->root . '/core/includes/batch.inc';
$regions['sidebar_first'] = $this->updateTasksList('run');
$output = _batch_page($request);
break;
}
}
if ($output instanceof Response) {
return $output;
}
$title = isset($output['#title']) ? $output['#title'] : $this->t('Drupal database update');
return $this->bareHtmlPageRenderer->renderBarePage($output, $title, 'maintenance_page', $regions);
}
