public function DrupalKernel::handle in Drupal 8

Same name and namespace in other branches

1. 9 core/lib/Drupal/Core/DrupalKernel.php \Drupal\Core\DrupalKernel::handle()

1 method overrides DrupalKernel::handle()

UpdateKernel::handle in core/lib/Drupal/Core/Update/UpdateKernel.php

Handles a Request to convert it to a Response.

File

core/lib/Drupal/Core/DrupalKernel.php, line 693

Class

DrupalKernel

The DrupalKernel class is the core of Drupal itself.

Namespace

Drupal\Core

Code

public function handle(Request $request, $type = self::MASTER_REQUEST, $catch = TRUE) {

  // Ensure sane PHP environment variables.
  static::bootEnvironment();
  try {
    $this
      ->initializeSettings($request);

    // Redirect the user to the installation script if Drupal has not been
    // installed yet (i.e., if no $databases array has been defined in the
    // settings.php file) and we are not already installing.
    if (!Database::getConnectionInfo() && !InstallerKernel::installationAttempted() && PHP_SAPI !== 'cli') {
      $response = new RedirectResponse($request
        ->getBasePath() . '/core/install.php', 302, [
        'Cache-Control' => 'no-cache',
      ]);
    }
    else {
      $this
        ->boot();
      $response = $this
        ->getHttpKernel()
        ->handle($request, $type, $catch);
    }
  } catch (\Exception $e) {
    if ($catch === FALSE) {
      throw $e;
    }
    $response = $this
      ->handleException($e, $request, $type);
  }

  // Adapt response headers to the current request.
  $response
    ->prepare($request);
  return $response;
}