Same name and namespace in other branches

1. 11.x core/lib/Drupal/Core/DrupalKernel.php \Drupal\Core\DrupalKernel::bootEnvironment()
2. 10 core/lib/Drupal/Core/DrupalKernel.php \Drupal\Core\DrupalKernel::bootEnvironment()
3. 9 core/lib/Drupal/Core/DrupalKernel.php \Drupal\Core\DrupalKernel::bootEnvironment()
4. 8.9.x core/lib/Drupal/Core/DrupalKernel.php \Drupal\Core\DrupalKernel::bootEnvironment()

Setup a consistent PHP environment.

This method sets PHP environment options we want to be sure are set correctly for security or just saneness.

Parameters

string $app_root: (optional) The path to the application root as a string. If not supplied, the application root will be computed.

5 calls to DrupalKernel::bootEnvironment()

CacheRebuildCommand::__invoke in core/lib/Drupal/Core/Command/CacheRebuildCommand.php

Rebuild all caches.

DrupalKernel::createFromRequest in core/lib/Drupal/Core/DrupalKernel.php

Create a DrupalKernel object from a request.

DrupalKernel::handle in core/lib/Drupal/Core/DrupalKernel.php

rebuild.php in core/rebuild.php

Rebuilds all Drupal caches even when Drupal itself does not work.

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

File

core/lib/Drupal/Core/DrupalKernel.php, line 1131

Class

DrupalKernel

The DrupalKernel class is the core of Drupal itself.

Namespace

Drupal\Core

Code

public static function bootEnvironment($app_root = NULL) {
  if (static::$isEnvironmentInitialized) {
    return;
  }
  // Determine the application root if it's not supplied.
  if ($app_root === NULL) {
    $app_root = static::guessApplicationRoot();
  }
  error_reporting(E_ALL);
  // Override PHP settings required for Drupal to work properly.
  // sites/default/default.settings.php contains more runtime settings.
  // The .htaccess file contains settings that cannot be changed at runtime.
  if (PHP_SAPI !== 'cli') {
    // Use session cookies, not transparent sessions that puts the session id
    // in the query string.
    ini_set('session.use_cookies', '1');
    ini_set('session.use_strict_mode', '1');
    // Don't send HTTP headers using PHP's session handler.
    // Send an empty string to disable the cache limiter.
    ini_set('session.cache_limiter', '');
    // Use httponly session cookies.
    ini_set('session.cookie_httponly', '1');
  }
  // Set sane locale settings, to ensure consistent string, dates, times and
  // numbers handling.
  setlocale(LC_ALL, 'C.UTF-8', 'C');
  // Set appropriate configuration for multi-byte strings.
  mb_internal_encoding('utf-8');
  mb_language('uni');
  // Set DRUPAL_TEST_IN_CHILD_SITE if we're inside a test.
  static::setupDrupalTestInChildSite($app_root);
  // Set the Drupal custom error handler.
  set_error_handler('_drupal_error_handler');
  set_exception_handler('_drupal_exception_handler');
  static::$isEnvironmentInitialized = TRUE;
}

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