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/Drupal 8

public function DrupalKernel::handle

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

Handles a Request to convert it to a Response.

When $catch is true, the implementation must catch all exceptions and do its best to convert them to a Response instance.

Parameters

Request $request A Request instance:

int $type The type of the request: (one of HttpKernelInterface::MASTER_REQUEST or HttpKernelInterface::SUB_REQUEST)

bool $catch Whether to catch exceptions or not:

Return value

Response A Response instance

Throws

\Exception When an Exception occurs during processing

Overrides HttpKernelInterface::handle

File

core/lib/Drupal/Core/DrupalKernel.php, line 613

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() && !drupal_installation_attempted() && PHP_SAPI !== 'cli') {
      $response = new RedirectResponse($request->getBasePath() . '/core/install.php');
    }
    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;
}

© 2001–2016 by the original authors
Licensed under the GNU General Public License, version 2 and later.
Drupal is a registered trademark of Dries Buytaert.
https://api.drupal.org/api/drupal/core!lib!Drupal!Core!DrupalKernel.php/function/DrupalKernel::handle/8.1.x