class ToolbarController in Helper 8

Toolbar controller.

Hierarchy

• class \Drupal\Core\Controller\ControllerBase implements ContainerInjectionInterface uses LoggerChannelTrait, MessengerTrait, LinkGeneratorTrait, RedirectDestinationTrait, UrlGeneratorTrait, StringTranslationTrait
  • class \Drupal\helper\Controller\ToolbarController

File

src/Controller/ToolbarController.php, line 14

Namespace

Drupal\helper\Controller

class ToolbarController extends ControllerBase {

  /**
   * A request stack symfony instance.
   *
   * @var \Symfony\Component\HttpFoundation\RequestStack
   */
  protected $requestStack;

  /**
   * Constructs a ToolbarController object.
   *
   * @param \Symfony\Component\HttpFoundation\RequestStack $request_stack
   *   A request stack symfony instance.
   */
  public function __construct(RequestStack $request_stack) {
    $this->requestStack = $request_stack;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container) {
    return new static($container
      ->get('request_stack'));
  }

  /**
   * Reload the previous page.
   */
  public function reloadPage() {
    $request = $this->requestStack
      ->getCurrentRequest();
    if ($request->server
      ->get('HTTP_REFERER')) {
      return $request->server
        ->get('HTTP_REFERER');
    }
    else {
      return '/';
    }
  }

  /**
   * Flush the PHP caches.
   *
   * @return \Symfony\Component\HttpFoundation\RedirectResponse
   *   Reloads the page.
   */
  public function flushPhp() {
    if (function_exists('opcache_reset')) {
      opcache_reset();
      $this
        ->messenger()
        ->addMessage($this
        ->t('PHP opcache cleared using opcache_reset().'));
    }
    if (function_exists('apc_cache_clear')) {
      apc_cache_clear();
      apc_clear_cache('user');
      apc_clear_cache('opcode');
      $this
        ->messenger()
        ->addMessage($this
        ->t('PHP APC cache cleared using apc_cache_clear().'));
    }
    clearstatcache();
    $this
      ->messenger()
      ->addMessage($this
      ->t('File status cache cleared using clearstatcache().'));
    return new RedirectResponse($this
      ->reloadPage());
  }

  /**
   * Flush the libraries (and CSS/JS) cache.
   *
   * @return \Symfony\Component\HttpFoundation\RedirectResponse
   *   Reloads the page.
   */
  public function flushLibraries() {
    Cache::invalidateTags([
      'library_info',
    ]);
    \Drupal::service('asset.css.collection_optimizer')
      ->deleteAll();
    \Drupal::service('asset.js.collection_optimizer')
      ->deleteAll();
    _drupal_flush_css_js();
    $this
      ->messenger()
      ->addMessage($this
      ->t('Libraries cache cleared.'));
    return new RedirectResponse($this
      ->reloadPage());
  }

  /**
   * Flush the bootstrap cache.
   *
   * @return \Symfony\Component\HttpFoundation\RedirectResponse
   *   Reloads the page.
   */
  public function flushBootstrap() {
    \Drupal::cache('bootstrap')
      ->deleteAll();
    $this
      ->messenger()
      ->addMessage($this
      ->t('Bootstrap cache cleared.'));
    return new RedirectResponse($this
      ->reloadPage());
  }

}

Members

Name	Modifiers	Type	Description	Overrides
ControllerBase::$configFactory	protected	property	The configuration factory.
ControllerBase::$currentUser	protected	property	The current user service.	1
ControllerBase::$entityFormBuilder	protected	property	The entity form builder.
ControllerBase::$entityManager	protected	property	The entity manager.
ControllerBase::$entityTypeManager	protected	property	The entity type manager.
ControllerBase::$formBuilder	protected	property	The form builder.	2
ControllerBase::$keyValue	protected	property	The key-value storage.	1
ControllerBase::$languageManager	protected	property	The language manager.	1
ControllerBase::$moduleHandler	protected	property	The module handler.	2
ControllerBase::$stateService	protected	property	The state service.
ControllerBase::cache	protected	function	Returns the requested cache bin.
ControllerBase::config	protected	function	Retrieves a configuration object.
ControllerBase::container	private	function	Returns the service container.
ControllerBase::currentUser	protected	function	Returns the current user.	1
ControllerBase::entityFormBuilder	protected	function	Retrieves the entity form builder.
ControllerBase::entityManager Deprecated	protected	function	Retrieves the entity manager service.
ControllerBase::entityTypeManager	protected	function	Retrieves the entity type manager.
ControllerBase::formBuilder	protected	function	Returns the form builder service.	2
ControllerBase::keyValue	protected	function	Returns a key/value storage collection.	1
ControllerBase::languageManager	protected	function	Returns the language manager service.	1
ControllerBase::moduleHandler	protected	function	Returns the module handler.	2
ControllerBase::redirect	protected	function	Returns a redirect response object for the specified route. Overrides UrlGeneratorTrait::redirect
ControllerBase::state	protected	function	Returns the state storage service.
LinkGeneratorTrait::$linkGenerator	protected	property	The link generator.	1
LinkGeneratorTrait::getLinkGenerator Deprecated	protected	function	Returns the link generator.
LinkGeneratorTrait::l Deprecated	protected	function	Renders a link to a route given a route name and its parameters.
LinkGeneratorTrait::setLinkGenerator Deprecated	public	function	Sets the link generator service.
LoggerChannelTrait::$loggerFactory	protected	property	The logger channel factory service.
LoggerChannelTrait::getLogger	protected	function	Gets the logger for a specific channel.
LoggerChannelTrait::setLoggerFactory	public	function	Injects the logger channel factory.
MessengerTrait::$messenger	protected	property	The messenger.	29
MessengerTrait::messenger	public	function	Gets the messenger.	29
MessengerTrait::setMessenger	public	function	Sets the messenger.
RedirectDestinationTrait::$redirectDestination	protected	property	The redirect destination service.	1
RedirectDestinationTrait::getDestinationArray	protected	function	Prepares a 'destination' URL query parameter for use with \Drupal\Core\Url.
RedirectDestinationTrait::getRedirectDestination	protected	function	Returns the redirect destination service.
RedirectDestinationTrait::setRedirectDestination	public	function	Sets the redirect destination service.
StringTranslationTrait::$stringTranslation	protected	property	The string translation service.	1
StringTranslationTrait::formatPlural	protected	function	Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals	protected	function	Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation	protected	function	Gets the string translation service.
StringTranslationTrait::setStringTranslation	public	function	Sets the string translation service to use.	2
StringTranslationTrait::t	protected	function	Translates a string to the current language or to a given language.
ToolbarController::$requestStack	protected	property	A request stack symfony instance.
ToolbarController::create	public static	function	Instantiates a new instance of this class. Overrides ControllerBase::create
ToolbarController::flushBootstrap	public	function	Flush the bootstrap cache.
ToolbarController::flushLibraries	public	function	Flush the libraries (and CSS/JS) cache.
ToolbarController::flushPhp	public	function	Flush the PHP caches.
ToolbarController::reloadPage	public	function	Reload the previous page.
ToolbarController::__construct	public	function	Constructs a ToolbarController object.
UrlGeneratorTrait::$urlGenerator	protected	property	The url generator.
UrlGeneratorTrait::getUrlGenerator Deprecated	protected	function	Returns the URL generator service.
UrlGeneratorTrait::setUrlGenerator Deprecated	public	function	Sets the URL generator service.
UrlGeneratorTrait::url Deprecated	protected	function	Generates a URL or path for a specific route based on the given parameters.