abstract class AccountForm in Drupal 8

Same name and namespace in other branches

9 core/modules/user/src/AccountForm.php \Drupal\user\AccountForm

Form controller for the user account forms.

Hierarchy

class \Drupal\Core\Form\FormBase implements ContainerInjectionInterface, FormInterface uses DependencySerializationTrait, LoggerChannelTrait, MessengerTrait, LinkGeneratorTrait, RedirectDestinationTrait, UrlGeneratorTrait, StringTranslationTrait
- class \Drupal\Core\Entity\EntityForm implements EntityFormInterface
  - class \Drupal\Core\Entity\ContentEntityForm implements ContentEntityFormInterface
    class \Drupal\user\AccountForm implements TrustedCallbackInterface

Expanded class hierarchy of AccountForm

File

core/modules/user/src/AccountForm.php, line 23

Namespace

Drupal\user

View source

abstract class AccountForm extends ContentEntityForm implements TrustedCallbackInterface {

  /**
   * The language manager.
   *
   * @var \Drupal\Core\Language\LanguageManagerInterface
   */
  protected $languageManager;

  /**
   * Constructs a new EntityForm object.
   *
   * @param \Drupal\Core\Entity\EntityRepositoryInterface $entity_repository
   *   The entity repository.
   * @param \Drupal\Core\Language\LanguageManagerInterface $language_manager
   *   The language manager.
   * @param \Drupal\Core\Entity\EntityTypeBundleInfoInterface $entity_type_bundle_info
   *   The entity type bundle service.
   * @param \Drupal\Component\Datetime\TimeInterface $time
   *   The time service.
   */
  public function __construct(EntityRepositoryInterface $entity_repository, LanguageManagerInterface $language_manager, EntityTypeBundleInfoInterface $entity_type_bundle_info = NULL, TimeInterface $time = NULL) {
    parent::__construct($entity_repository, $entity_type_bundle_info, $time);
    $this->languageManager = $language_manager;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container) {
    return new static($container
      ->get('entity.repository'), $container
      ->get('language_manager'), $container
      ->get('entity_type.bundle.info'), $container
      ->get('datetime.time'));
  }

  /**
   * {@inheritdoc}
   */
  public function form(array $form, FormStateInterface $form_state) {

    /** @var \Drupal\user\UserInterface $account */
    $account = $this->entity;
    $user = $this
      ->currentUser();
    $config = \Drupal::config('user.settings');
    $form['#cache']['tags'] = $config
      ->getCacheTags();
    $language_interface = \Drupal::languageManager()
      ->getCurrentLanguage();

    // Check for new account.
    $register = $account
      ->isAnonymous();

    // For a new account, there are 2 sub-cases:
    // $self_register: A user creates their own, new, account
    //   (path '/user/register')
    // $admin_create: An administrator creates a new account for another user
    //   (path '/admin/people/create')
    // If the current user is logged in and has permission to create users
    // then it must be the second case.
    $admin_create = $register && $account
      ->access('create');
    $self_register = $register && !$admin_create;

    // Account information.
    $form['account'] = [
      '#type' => 'container',
      '#weight' => -10,
    ];

    // The mail field is NOT required if account originally had no mail set
    // and the user performing the edit has 'administer users' permission.
    // This allows users without email address to be edited and deleted.
    // Also see \Drupal\user\Plugin\Validation\Constraint\UserMailRequired.
    $form['account']['mail'] = [
      '#type' => 'email',
      '#title' => $this
        ->t('Email address'),
      '#description' => $this
        ->t('A valid email address. All emails from the system will be sent to this address. The email address is not made public and will only be used if you wish to receive a new password or wish to receive certain news or notifications by email.'),
      '#required' => !(!$account
        ->getEmail() && $user
        ->hasPermission('administer users')),
      '#default_value' => !$register ? $account
        ->getEmail() : '',
    ];

    // Only show name field on registration form or user can change own username.
    $form['account']['name'] = [
      '#type' => 'textfield',
      '#title' => $this
        ->t('Username'),
      '#maxlength' => UserInterface::USERNAME_MAX_LENGTH,
      '#description' => $this
        ->t("Several special characters are allowed, including space, period (.), hyphen (-), apostrophe ('), underscore (_), and the @ sign."),
      '#required' => TRUE,
      '#attributes' => [
        'class' => [
          'username',
        ],
        'autocorrect' => 'off',
        'autocapitalize' => 'off',
        'spellcheck' => 'false',
      ],
      '#default_value' => !$register ? $account
        ->getAccountName() : '',
      '#access' => $account->name
        ->access('edit'),
    ];

    // Display password field only for existing users or when user is allowed to
    // assign a password during registration.
    if (!$register) {
      $form['account']['pass'] = [
        '#type' => 'password_confirm',
        '#size' => 25,
        '#description' => $this
          ->t('To change the current user password, enter the new password in both fields.'),
      ];

      // To skip the current password field, the user must have logged in via a
      // one-time link and have the token in the URL. Store this in $form_state
      // so it persists even on subsequent Ajax requests.
      if (!$form_state
        ->get('user_pass_reset') && ($token = $this
        ->getRequest()
        ->get('pass-reset-token'))) {
        $session_key = 'pass_reset_' . $account
          ->id();
        $user_pass_reset = isset($_SESSION[$session_key]) && hash_equals($_SESSION[$session_key], $token);
        $form_state
          ->set('user_pass_reset', $user_pass_reset);
      }

      // The user must enter their current password to change to a new one.
      if ($user
        ->id() == $account
        ->id()) {
        $form['account']['current_pass'] = [
          '#type' => 'password',
          '#title' => $this
            ->t('Current password'),
          '#size' => 25,
          '#access' => !$form_state
            ->get('user_pass_reset'),
          '#weight' => -5,
          // Do not let web browsers remember this password, since we are
          // trying to confirm that the person submitting the form actually
          // knows the current one.
          '#attributes' => [
            'autocomplete' => 'off',
          ],
        ];
        $form_state
          ->set('user', $account);

        // The user may only change their own password without their current
        // password if they logged in via a one-time login link.
        if (!$form_state
          ->get('user_pass_reset')) {
          $form['account']['current_pass']['#description'] = $this
            ->t('Required if you want to change the %mail or %pass below. <a href=":request_new_url" title="Send password reset instructions via email.">Reset your password</a>.', [
            '%mail' => $form['account']['mail']['#title'],
            '%pass' => $this
              ->t('Password'),
            ':request_new_url' => Url::fromRoute('user.pass')
              ->toString(),
          ]);
        }
      }
    }
    elseif (!$config
      ->get('verify_mail') || $admin_create) {
      $form['account']['pass'] = [
        '#type' => 'password_confirm',
        '#size' => 25,
        '#description' => $this
          ->t('Provide a password for the new account in both fields.'),
        '#required' => TRUE,
      ];
    }

    // When not building the user registration form, prevent web browsers from
    // autofilling/prefilling the email, username, and password fields.
    if (!$register) {
      foreach ([
        'mail',
        'name',
        'pass',
      ] as $key) {
        if (isset($form['account'][$key])) {
          $form['account'][$key]['#attributes']['autocomplete'] = 'off';
        }
      }
    }
    if (!$self_register) {
      $status = $account
        ->get('status')->value;
    }
    else {
      $status = $config
        ->get('register') == UserInterface::REGISTER_VISITORS ? 1 : 0;
    }
    $form['account']['status'] = [
      '#type' => 'radios',
      '#title' => $this
        ->t('Status'),
      '#default_value' => $status,
      '#options' => [
        $this
          ->t('Blocked'),
        $this
          ->t('Active'),
      ],
      '#access' => $account->status
        ->access('edit'),
    ];
    $roles = array_map([
      '\\Drupal\\Component\\Utility\\Html',
      'escape',
    ], user_role_names(TRUE));
    $form['account']['roles'] = [
      '#type' => 'checkboxes',
      '#title' => $this
        ->t('Roles'),
      '#default_value' => !$register ? $account
        ->getRoles() : [],
      '#options' => $roles,
      '#access' => $roles && $user
        ->hasPermission('administer permissions'),
    ];

    // Special handling for the inevitable "Authenticated user" role.
    $form['account']['roles'][RoleInterface::AUTHENTICATED_ID] = [
      '#default_value' => TRUE,
      '#disabled' => TRUE,
    ];
    $form['account']['notify'] = [
      '#type' => 'checkbox',
      '#title' => $this
        ->t('Notify user of new account'),
      '#access' => $admin_create,
    ];
    $user_preferred_langcode = $register ? $language_interface
      ->getId() : $account
      ->getPreferredLangcode();
    $user_preferred_admin_langcode = $register ? $language_interface
      ->getId() : $account
      ->getPreferredAdminLangcode(FALSE);

    // Is the user preferred language added?
    $user_language_added = FALSE;
    if ($this->languageManager instanceof ConfigurableLanguageManagerInterface) {
      $negotiator = $this->languageManager
        ->getNegotiator();
      $user_language_added = $negotiator && $negotiator
        ->isNegotiationMethodEnabled(LanguageNegotiationUser::METHOD_ID, LanguageInterface::TYPE_INTERFACE);
    }
    $form['language'] = [
      '#type' => $this->languageManager
        ->isMultilingual() ? 'details' : 'container',
      '#title' => $this
        ->t('Language settings'),
      '#open' => TRUE,
      // Display language selector when either creating a user on the admin
      // interface or editing a user account.
      '#access' => !$self_register,
    ];
    $form['language']['preferred_langcode'] = [
      '#type' => 'language_select',
      '#title' => $this
        ->t('Site language'),
      '#languages' => LanguageInterface::STATE_CONFIGURABLE,
      '#default_value' => $user_preferred_langcode,
      '#description' => $user_language_added ? $this
        ->t("This account's preferred language for emails and site presentation.") : $this
        ->t("This account's preferred language for emails."),
      // This is used to explain that user preferred language and entity
      // language are synchronized. It can be removed if a different behavior is
      // desired.
      '#pre_render' => [
        'user_langcode' => [
          $this,
          'alterPreferredLangcodeDescription',
        ],
      ],
    ];

    // Only show the account setting for Administration pages language to users
    // if one of the detection and selection methods uses it.
    $show_admin_language = FALSE;
    if (($account
      ->hasPermission('access administration pages') || $account
      ->hasPermission('view the administration theme')) && $this->languageManager instanceof ConfigurableLanguageManagerInterface) {
      $negotiator = $this->languageManager
        ->getNegotiator();
      $show_admin_language = $negotiator && $negotiator
        ->isNegotiationMethodEnabled(LanguageNegotiationUserAdmin::METHOD_ID);
    }
    $form['language']['preferred_admin_langcode'] = [
      '#type' => 'language_select',
      '#title' => $this
        ->t('Administration pages language'),
      '#languages' => LanguageInterface::STATE_CONFIGURABLE,
      '#default_value' => $user_preferred_admin_langcode,
      '#access' => $show_admin_language,
      '#empty_option' => $this
        ->t('- No preference -'),
      '#empty_value' => '',
    ];

    // User entities contain both a langcode property (for identifying the
    // language of the entity data) and a preferred_langcode property (see
    // above). Rather than provide a UI forcing the user to choose both
    // separately, assume that the user profile data is in the user's preferred
    // language. This entity builder provides that synchronization. For
    // use-cases where this synchronization is not desired, a module can alter
    // or remove this item. Sync user langcode only when a user registers and
    // not when a user is updated or translated.
    if ($register) {
      $form['#entity_builders']['sync_user_langcode'] = '::syncUserLangcode';
    }
    $system_date_config = \Drupal::config('system.date');
    $form['timezone'] = [
      '#type' => 'details',
      '#title' => t('Locale settings'),
      '#open' => TRUE,
      '#weight' => 6,
      '#access' => $system_date_config
        ->get('timezone.user.configurable'),
    ];
    if ($self_register && $system_date_config
      ->get('timezone.user.default') != UserInterface::TIMEZONE_SELECT) {
      $form['timezone']['#access'] = FALSE;
    }
    $form['timezone']['timezone'] = [
      '#type' => 'select',
      '#title' => t('Time zone'),
      '#default_value' => $account
        ->getTimezone() ?: $system_date_config
        ->get('timezone.default'),
      '#options' => system_time_zones($account
        ->id() != $user
        ->id(), TRUE),
      '#description' => t('Select the desired local time and time zone. Dates and times throughout this site will be displayed using this time zone.'),
    ];

    // If not set or selected yet, detect timezone for the current user only.
    $user_input = $form_state
      ->getUserInput();
    if (!$account
      ->getTimezone() && $account
      ->id() == $user
      ->id() && empty($user_input['timezone'])) {
      $form['timezone']['#attached']['library'][] = 'core/drupal.timezone';
      $form['timezone']['timezone']['#attributes'] = [
        'class' => [
          'timezone-detect',
        ],
      ];
    }
    return parent::form($form, $form_state, $account);
  }

  /**
   * {@inheritdoc}
   */
  public static function trustedCallbacks() {
    return [
      'alterPreferredLangcodeDescription',
    ];
  }

  /**
   * Alters the preferred language widget description.
   *
   * @param array $element
   *   The preferred language form element.
   *
   * @return array
   *   The preferred language form element.
   */
  public function alterPreferredLangcodeDescription(array $element) {

    // Only add to the description if the form element has a description.
    if (isset($element['#description'])) {
      $element['#description'] .= ' ' . $this
        ->t("This is also assumed to be the primary language of this account's profile information.");
    }
    return $element;
  }

  /**
   * Synchronizes preferred language and entity language.
   *
   * @param string $entity_type_id
   *   The entity type identifier.
   * @param \Drupal\user\UserInterface $user
   *   The entity updated with the submitted values.
   * @param array $form
   *   The complete form array.
   * @param \Drupal\Core\Form\FormStateInterface $form_state
   *   The current state of the form.
   */
  public function syncUserLangcode($entity_type_id, UserInterface $user, array &$form, FormStateInterface &$form_state) {
    $user
      ->getUntranslated()->langcode = $user->preferred_langcode;
  }

  /**
   * {@inheritdoc}
   */
  public function buildEntity(array $form, FormStateInterface $form_state) {

    // Change the roles array to a list of enabled roles.
    // @todo: Alter the form state as the form values are directly extracted and
    //   set on the field, which throws an exception as the list requires
    //   numeric keys. Allow to override this per field. As this function is
    //   called twice, we have to prevent it from getting the array keys twice.
    if (is_string(key($form_state
      ->getValue('roles')))) {
      $form_state
        ->setValue('roles', array_keys(array_filter($form_state
        ->getValue('roles'))));
    }

    /** @var \Drupal\user\UserInterface $account */
    $account = parent::buildEntity($form, $form_state);

    // Translate the empty value '' of language selects to an unset field.
    foreach ([
      'preferred_langcode',
      'preferred_admin_langcode',
    ] as $field_name) {
      if ($form_state
        ->getValue($field_name) === '') {
        $account->{$field_name} = NULL;
      }
    }

    // Set existing password if set in the form state.
    $current_pass = trim($form_state
      ->getValue('current_pass'));
    if (strlen($current_pass) > 0) {
      $account
        ->setExistingPassword($current_pass);
    }

    // Skip the protected user field constraint if the user came from the
    // password recovery page.
    $account->_skipProtectedUserFieldConstraint = $form_state
      ->get('user_pass_reset');
    return $account;
  }

  /**
   * {@inheritdoc}
   */
  protected function getEditedFieldNames(FormStateInterface $form_state) {
    return array_merge([
      'name',
      'pass',
      'mail',
      'timezone',
      'langcode',
      'preferred_langcode',
      'preferred_admin_langcode',
    ], parent::getEditedFieldNames($form_state));
  }

  /**
   * {@inheritdoc}
   */
  protected function flagViolations(EntityConstraintViolationListInterface $violations, array $form, FormStateInterface $form_state) {

    // Manually flag violations of fields not handled by the form display. This
    // is necessary as entity form displays only flag violations for fields
    // contained in the display.
    $field_names = [
      'name',
      'pass',
      'mail',
      'timezone',
      'langcode',
      'preferred_langcode',
      'preferred_admin_langcode',
    ];
    foreach ($violations
      ->getByFields($field_names) as $violation) {
      list($field_name) = explode('.', $violation
        ->getPropertyPath(), 2);
      $form_state
        ->setErrorByName($field_name, $violation
        ->getMessage());
    }
    parent::flagViolations($violations, $form, $form_state);
  }

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {
    parent::submitForm($form, $form_state);
    $user = $this
      ->getEntity($form_state);

    // If there's a session set to the users id, remove the password reset tag
    // since a new password was saved.
    if (isset($_SESSION['pass_reset_' . $user
      ->id()])) {
      unset($_SESSION['pass_reset_' . $user
        ->id()]);
    }
  }

}

Members

Name	Modifiers	Type	Description	Overrides
AccountForm::$languageManager	protected	property	The language manager.
AccountForm::alterPreferredLangcodeDescription	public	function	Alters the preferred language widget description.
AccountForm::buildEntity	public	function	Builds an updated entity object based upon the submitted form values. Overrides ContentEntityForm::buildEntity
AccountForm::create	public static	function	Instantiates a new instance of this class. Overrides ContentEntityForm::create
AccountForm::flagViolations	protected	function	Flags violations for the current form. Overrides ContentEntityForm::flagViolations
AccountForm::form	public	function	Gets the actual form array to be built. Overrides ContentEntityForm::form	1
AccountForm::getEditedFieldNames	protected	function	Gets the names of all fields edited in the form. Overrides ContentEntityForm::getEditedFieldNames
AccountForm::submitForm	public	function	This is the default entity object builder function. It is called before any other submit handler to build the new entity object to be used by the following submit handlers. At this point of the form workflow the entity is validated and the form state… Overrides ContentEntityForm::submitForm	1
AccountForm::syncUserLangcode	public	function	Synchronizes preferred language and entity language.
AccountForm::trustedCallbacks	public static	function	Lists the trusted callbacks provided by the implementing class. Overrides TrustedCallbackInterface::trustedCallbacks
AccountForm::__construct	public	function	Constructs a new EntityForm object. Overrides ContentEntityForm::__construct
ContentEntityForm::$entity	protected	property	The entity being used by this form. Overrides EntityForm::$entity	9
ContentEntityForm::$entityRepository	protected	property	The entity repository service.
ContentEntityForm::$entityTypeBundleInfo	protected	property	The entity type bundle info service.
ContentEntityForm::$time	protected	property	The time service.
ContentEntityForm::addRevisionableFormFields	protected	function	Add revision form fields if the entity enabled the UI.
ContentEntityForm::copyFormValuesToEntity	protected	function	Copies top-level form values to entity properties Overrides EntityForm::copyFormValuesToEntity
ContentEntityForm::getBundleEntity	protected	function	Returns the bundle entity of the entity, or NULL if there is none.
ContentEntityForm::getFormDisplay	public	function	Gets the form display. Overrides ContentEntityFormInterface::getFormDisplay
ContentEntityForm::getFormLangcode	public	function	Gets the code identifying the active form language. Overrides ContentEntityFormInterface::getFormLangcode
ContentEntityForm::getNewRevisionDefault	protected	function	Should new revisions created on default.
ContentEntityForm::init	protected	function	Initializes the form state and the entity before the first form build. Overrides EntityForm::init	1
ContentEntityForm::initFormLangcodes	protected	function	Initializes form language code values.
ContentEntityForm::isDefaultFormLangcode	public	function	Checks whether the current form language matches the entity one. Overrides ContentEntityFormInterface::isDefaultFormLangcode
ContentEntityForm::prepareEntity	protected	function	Prepares the entity object before the form is built first. Overrides EntityForm::prepareEntity	1
ContentEntityForm::setFormDisplay	public	function	Sets the form display. Overrides ContentEntityFormInterface::setFormDisplay
ContentEntityForm::showRevisionUi	protected	function	Checks whether the revision form fields should be added to the form.
ContentEntityForm::updateChangedTime	public	function	Updates the changed time of the entity.
ContentEntityForm::updateFormLangcode	public	function	Updates the form language to reflect any change to the entity language.
ContentEntityForm::validateForm	public	function	Button-level validation handlers are highly discouraged for entity forms, as they will prevent entity validation from running. If the entity is going to be saved during the form submission, this method should be manually invoked from the button-level… Overrides FormBase::validateForm	3
DependencySerializationTrait::$_entityStorages	protected	property	An array of entity type IDs keyed by the property name of their storages.
DependencySerializationTrait::$_serviceIds	protected	property	An array of service IDs keyed by property name used for serialization.
DependencySerializationTrait::__sleep	public	function		1
DependencySerializationTrait::__wakeup	public	function		2
EntityForm::$entityTypeManager	protected	property	The entity type manager.	3
EntityForm::$moduleHandler	protected	property	The module handler service.
EntityForm::$operation	protected	property	The name of the current operation.
EntityForm::$privateEntityManager	private	property	The entity manager.
EntityForm::actions	protected	function	Returns an array of supported actions for the current entity form.	29
EntityForm::actionsElement	protected	function	Returns the action form element for the current entity form.
EntityForm::afterBuild	public	function	Form element #after_build callback: Updates the entity with submitted data.
EntityForm::buildForm	public	function	Form constructor. Overrides FormInterface::buildForm	10
EntityForm::getBaseFormId	public	function	Returns a string identifying the base form. Overrides BaseFormIdInterface::getBaseFormId	5
EntityForm::getEntity	public	function	Gets the form entity. Overrides EntityFormInterface::getEntity
EntityForm::getEntityFromRouteMatch	public	function	Determines which entity will be used by this form from a RouteMatch object. Overrides EntityFormInterface::getEntityFromRouteMatch	1
EntityForm::getFormId	public	function	Returns a unique string identifying the form. Overrides FormInterface::getFormId	10
EntityForm::getOperation	public	function	Gets the operation identifying the form. Overrides EntityFormInterface::getOperation
EntityForm::prepareInvokeAll	protected	function	Invokes the specified prepare hook variant.
EntityForm::processForm	public	function	Process callback: assigns weights and hides extra fields.
EntityForm::save	public	function	Form submission handler for the 'save' action. Overrides EntityFormInterface::save	41
EntityForm::setEntity	public	function	Sets the form entity. Overrides EntityFormInterface::setEntity
EntityForm::setEntityManager	public	function	Sets the entity manager for this form. Overrides EntityFormInterface::setEntityManager
EntityForm::setEntityTypeManager	public	function	Sets the entity type manager for this form. Overrides EntityFormInterface::setEntityTypeManager
EntityForm::setModuleHandler	public	function	Sets the module handler for this form. Overrides EntityFormInterface::setModuleHandler
EntityForm::setOperation	public	function	Sets the operation for this form. Overrides EntityFormInterface::setOperation
EntityForm::__get	public	function
EntityForm::__set	public	function
FormBase::$configFactory	protected	property	The config factory.	1
FormBase::$requestStack	protected	property	The request stack.	1
FormBase::$routeMatch	protected	property	The route match.
FormBase::config	protected	function	Retrieves a configuration object.
FormBase::configFactory	protected	function	Gets the config factory for this form.	1
FormBase::container	private	function	Returns the service container.
FormBase::currentUser	protected	function	Gets the current user.
FormBase::getRequest	protected	function	Gets the request object.
FormBase::getRouteMatch	protected	function	Gets the route match.
FormBase::logger	protected	function	Gets the logger for a specific channel.
FormBase::redirect	protected	function	Returns a redirect response object for the specified route. Overrides UrlGeneratorTrait::redirect
FormBase::resetConfigFactory	public	function	Resets the configuration factory.
FormBase::setConfigFactory	public	function	Sets the config factory for this form.
FormBase::setRequestStack	public	function	Sets the request stack object to use.
LinkGeneratorTrait::$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.
TrustedCallbackInterface::THROW_EXCEPTION		constant	Untrusted callbacks throw exceptions.
TrustedCallbackInterface::TRIGGER_SILENCED_DEPRECATION		constant	Untrusted callbacks trigger silenced E_USER_DEPRECATION errors.
TrustedCallbackInterface::TRIGGER_WARNING		constant	Untrusted callbacks trigger E_USER_WARNING errors.
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.

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abstract class AccountForm in Drupal 8

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