Chris@0: <?php
Chris@0: 
Chris@0: /**
Chris@0:  * @file
Chris@0:  * Miscellaneous functions.
Chris@0:  */
Chris@0: 
Chris@0: use Drupal\Core\PhpStorage\PhpStorageFactory;
Chris@0: use Drupal\Core\Cache\Cache;
Chris@0: use Drupal\Core\DrupalKernel;
Chris@0: use Symfony\Component\HttpFoundation\Request;
Chris@0: 
Chris@0: /**
Chris@0:  * Rebuilds all caches even when Drupal itself does not work.
Chris@0:  *
Chris@0:  * @param $class_loader
Chris@0:  *   The class loader. Normally Composer's ClassLoader, as included by the
Chris@0:  *   front controller, but may also be decorated; e.g.,
Chris@0:  *   \Symfony\Component\ClassLoader\ApcClassLoader, \Symfony\Component\ClassLoader\WinCacheClassLoader, or \Symfony\Component\ClassLoader\XcacheClassLoader
Chris@0:  * @param \Symfony\Component\HttpFoundation\Request $request
Chris@0:  *   The current request.
Chris@0:  *
Chris@0:  * @see rebuild.php
Chris@0:  */
Chris@0: function drupal_rebuild($class_loader, Request $request) {
Chris@0:   // Remove Drupal's error and exception handlers; they rely on a working
Chris@0:   // service container and other subsystems and will only cause a fatal error
Chris@0:   // that hides the actual error.
Chris@0:   restore_error_handler();
Chris@0:   restore_exception_handler();
Chris@0: 
Chris@0:   // Force kernel to rebuild php cache.
Chris@0:   PhpStorageFactory::get('twig')->deleteAll();
Chris@0: 
Chris@0:   // Bootstrap up to where caches exist and clear them.
Chris@0:   $kernel = new DrupalKernel('prod', $class_loader);
Chris@0:   $kernel->setSitePath(DrupalKernel::findSitePath($request));
Chris@0: 
Chris@0:   // Invalidate the container.
Chris@0:   $kernel->invalidateContainer();
Chris@0: 
Chris@0:   // Prepare a NULL request.
Chris@0:   $kernel->prepareLegacyRequest($request);
Chris@0: 
Chris@0:   foreach (Cache::getBins() as $bin) {
Chris@0:     $bin->deleteAll();
Chris@0:   }
Chris@0: 
Chris@0:   // Disable recording of cached pages.
Chris@0:   \Drupal::service('page_cache_kill_switch')->trigger();
Chris@0: 
Chris@0:   drupal_flush_all_caches();
Chris@0: 
Chris@0:   // Restore Drupal's error and exception handlers.
Chris@0:   // @see \Drupal\Core\DrupalKernel::boot()
Chris@0:   set_error_handler('_drupal_error_handler');
Chris@0:   set_exception_handler('_drupal_exception_handler');
Chris@0: }