class LanguageFormBase

Same name in other branches
  1. 8.9.x core/modules/language/src/Form/LanguageFormBase.php \Drupal\language\Form\LanguageFormBase
  2. 10 core/modules/language/src/Form/LanguageFormBase.php \Drupal\language\Form\LanguageFormBase
  3. 11.x core/modules/language/src/Form/LanguageFormBase.php \Drupal\language\Form\LanguageFormBase

Base form for language add and edit forms.

Hierarchy

Expanded class hierarchy of LanguageFormBase

File

core/modules/language/src/Form/LanguageFormBase.php, line 15

Namespace

Drupal\language\Form
View source
abstract class LanguageFormBase extends EntityForm {
    
    /**
     * The configurable language manager.
     *
     * @var \Drupal\language\ConfigurableLanguageManagerInterface
     */
    protected $languageManager;
    
    /**
     * Constructs a ContentEntityForm object.
     *
     * @param \Drupal\language\ConfigurableLanguageManagerInterface $language_manager
     *   The configurable language manager.
     */
    public function __construct(ConfigurableLanguageManagerInterface $language_manager) {
        $this->languageManager = $language_manager;
    }
    
    /**
     * {@inheritdoc}
     */
    public static function create(ContainerInterface $container) {
        return new static($container->get('language_manager'));
    }
    
    /**
     * Common elements of the language addition and editing form.
     */
    public function commonForm(array &$form) {
        
        /** @var \Drupal\language\ConfigurableLanguageInterface $language */
        $language = $this->entity;
        if ($language->getId()) {
            $form['langcode_view'] = [
                '#type' => 'item',
                '#title' => $this->t('Language code'),
                '#markup' => $language->id(),
            ];
            $form['langcode'] = [
                '#type' => 'value',
                '#value' => $language->id(),
            ];
        }
        else {
            $form['langcode'] = [
                '#type' => 'textfield',
                '#title' => $this->t('Language code'),
                '#maxlength' => 12,
                '#required' => TRUE,
                '#default_value' => '',
                '#disabled' => FALSE,
                '#description' => $this->t('Use language codes as <a href=":w3ctags">defined by the W3C</a> for interoperability. <em>Examples: "en", "en-gb" and "zh-hant".</em>', [
                    ':w3ctags' => 'http://www.w3.org/International/articles/language-tags/',
                ]),
            ];
        }
        $form['label'] = [
            '#type' => 'textfield',
            '#title' => $this->t('Language name'),
            '#maxlength' => 64,
            '#default_value' => $language->label(),
            '#required' => TRUE,
        ];
        $form['direction'] = [
            '#type' => 'radios',
            '#title' => $this->t('Direction'),
            '#required' => TRUE,
            '#description' => $this->t('Direction that text in this language is presented.'),
            '#default_value' => $language->getDirection(),
            '#options' => [
                LanguageInterface::DIRECTION_LTR => $this->t('Left to right'),
                LanguageInterface::DIRECTION_RTL => $this->t('Right to left'),
            ],
        ];
        return $form;
    }
    
    /**
     * Validates the language editing element.
     */
    public function validateCommon(array $form, FormStateInterface $form_state) {
        // Ensure sane field values for langcode and name.
        if (!isset($form['langcode_view']) && !preg_match('@^' . LanguageInterface::VALID_LANGCODE_REGEX . '$@', $form_state->getValue('langcode'))) {
            $form_state->setErrorByName('langcode', $this->t('%field must be a valid language tag as <a href=":url">defined by the W3C</a>.', [
                '%field' => $form['langcode']['#title'],
                ':url' => 'http://www.w3.org/International/articles/language-tags/',
            ]));
        }
        if ($form_state->getValue('label') != Html::escape($form_state->getValue('label'))) {
            $form_state->setErrorByName('label', $this->t('%field cannot contain any markup.', [
                '%field' => $form['label']['#title'],
            ]));
        }
    }

}

Members

Title Sort descending Modifiers Object type Summary Overriden Title Overrides
DependencySerializationTrait::$_entityStorages protected property
DependencySerializationTrait::$_serviceIds protected property
DependencySerializationTrait::__sleep public function 1
DependencySerializationTrait::__wakeup public function 2
EntityForm::$entity protected property The entity being used by this form. 11
EntityForm::$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::actions protected function Returns an array of supported actions for the current entity form. 35
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::buildEntity public function Builds an updated entity object based upon the submitted form values. Overrides EntityFormInterface::buildEntity 3
EntityForm::buildForm public function Form constructor. Overrides FormInterface::buildForm 13
EntityForm::copyFormValuesToEntity protected function Copies top-level form values to entity properties. 9
EntityForm::form public function Gets the actual form array to be built. 36
EntityForm::getBaseFormId public function Returns a string identifying the base form. Overrides BaseFormIdInterface::getBaseFormId 6
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 3
EntityForm::getFormId public function Returns a unique string identifying the form. Overrides FormInterface::getFormId 12
EntityForm::getOperation public function Gets the operation identifying the form. Overrides EntityFormInterface::getOperation
EntityForm::init protected function Initialize the form state and the entity before the first form build. 3
EntityForm::prepareEntity protected function Prepares the entity object before the form is built first. 3
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 &#039;save&#039; action. Overrides EntityFormInterface::save 47
EntityForm::setEntity public function Sets the form entity. Overrides EntityFormInterface::setEntity
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::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 stateā€¦
Overrides FormInterface::submitForm 20
FormBase::$configFactory protected property The config factory. 3
FormBase::$requestStack protected property The request stack. 1
FormBase::$routeMatch protected property The route match.
FormBase::config protected function Retrieves a configuration object.
FormBase::configFactory protected function Gets the config factory for this form. 3
FormBase::container private function Returns the service container.
FormBase::currentUser protected function Gets the current user.
FormBase::getRequest protected function Gets the request object.
FormBase::getRouteMatch protected function Gets the route match.
FormBase::logger protected function Gets the logger for a specific channel.
FormBase::redirect protected function Returns a redirect response object for the specified route.
FormBase::resetConfigFactory public function Resets the configuration factory.
FormBase::setConfigFactory public function Sets the config factory for this form.
FormBase::setRequestStack public function Sets the request stack object to use.
FormBase::validateForm public function Form validation handler. Overrides FormInterface::validateForm 73
LanguageFormBase::$languageManager protected property The configurable language manager.
LanguageFormBase::commonForm public function Common elements of the language addition and editing form.
LanguageFormBase::create public static function Instantiates a new instance of this class. Overrides FormBase::create
LanguageFormBase::validateCommon public function Validates the language editing element.
LanguageFormBase::__construct public function Constructs a ContentEntityForm object.
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. 17
MessengerTrait::messenger public function Gets the messenger. 17
MessengerTrait::setMessenger public function Sets the messenger.
RedirectDestinationTrait::$redirectDestination protected property The redirect destination service. 1
RedirectDestinationTrait::getDestinationArray protected function Prepares a &#039;destination&#039; URL query parameter for use with \Drupal\Core\Url.
RedirectDestinationTrait::getRedirectDestination protected function Returns the redirect destination service.
RedirectDestinationTrait::setRedirectDestination public function Sets the redirect destination service.
StringTranslationTrait::$stringTranslation protected property The string translation service. 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.

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