class SessionExampleController

Same name in other branches
  1. 3.x modules/session_example/src/Controller/SessionExampleController.php \Drupal\session_example\Controller\SessionExampleController

Controller for a page to display the session information.

Hierarchy

Expanded class hierarchy of SessionExampleController

Related topics

File

modules/session_example/src/Controller/SessionExampleController.php, line 13

Namespace

Drupal\session_example\Controller
View source
class SessionExampleController extends ControllerBase {
    
    /**
     * Display the example session information.
     *
     * By default, controller methods receive a Request object as a parameter, so
     * we can use one here.
     *
     * @param \Symfony\Component\HttpFoundation\Request $request
     *   The request object.
     *
     * @return string
     *   A renderable array containing the user information from the session.
     */
    public function showSession(Request $request) {
        // Get the session from the request object.
        $session = $request->getSession();
        // Make a table of the session information.
        $row = [];
        foreach ([
            'name',
            'email',
            'quest',
            'color',
        ] as $item) {
            $key = "session_example.{$item}";
            // Get the session value, with a default of 'No name' etc. for each type
            // of information we have.
            $row[0][$item] = $session->get($key, $this->t('No @type', [
                '@type' => $item,
            ]));
        }
        return [
            // Since this page will be cached, we have to manage the caching. We'll
            // use a cache tag and manage it within the session helper. We use the
            // session ID to guarantee a unique tag per session. The submission form
            // will manage invalidating this tag.
'#cache' => [
                'tags' => [
                    'session_example:' . $session->getId(),
                ],
            ],
            'description' => [
                '#type' => 'item',
                '#title' => $this->t('Saved Session Keys'),
                '#markup' => $this->t('The example form lets you set some session keys.  This page lists their current values.'),
            ],
            'session_status' => [
                '#type' => 'table',
                '#header' => [
                    $this->t('Name'),
                    $this->t('Email'),
                    $this->t('Quest'),
                    $this->t('Color'),
                ],
                '#rows' => $row,
            ],
        ];
    }

}

Members

Title Sort descending Modifiers Object type Summary Overrides
AutowireTrait::create public static function Instantiates a new instance of the implementing class using autowiring. 33
ControllerBase::$configFactory protected property The configuration factory.
ControllerBase::$currentUser protected property The current user service. 2
ControllerBase::$entityFormBuilder protected property The entity form builder.
ControllerBase::$entityTypeManager protected property The entity type manager.
ControllerBase::$formBuilder protected property The form builder. 1
ControllerBase::$keyValue protected property The key-value storage. 1
ControllerBase::$languageManager protected property The language manager. 1
ControllerBase::$moduleHandler protected property The module handler. 1
ControllerBase::$stateService protected property The state service.
ControllerBase::cache protected function Returns the requested cache bin.
ControllerBase::config protected function Retrieves a configuration object.
ControllerBase::container private function Returns the service container.
ControllerBase::currentUser protected function Returns the current user. 2
ControllerBase::entityFormBuilder protected function Retrieves the entity form builder.
ControllerBase::entityTypeManager protected function Retrieves the entity type manager.
ControllerBase::formBuilder protected function Returns the form builder service. 1
ControllerBase::keyValue protected function Returns a key/value storage collection. 1
ControllerBase::languageManager protected function Returns the language manager service. 1
ControllerBase::moduleHandler protected function Returns the module handler. 1
ControllerBase::redirect protected function Returns a redirect response object for the specified route.
ControllerBase::state protected function Returns the state storage service.
LoggerChannelTrait::$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::$messenger protected property The messenger. 16
MessengerTrait::messenger public function Gets the messenger. 16
MessengerTrait::setMessenger public function Sets the messenger.
RedirectDestinationTrait::$redirectDestination protected property The redirect destination service. 2
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.
SessionExampleController::showSession public function Display the example session information.
StringTranslationTrait::$stringTranslation protected property The string translation service. 3
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.