class RulesComponentFormBase

Provides the base form for rules add and edit forms.

Hierarchy

Expanded class hierarchy of RulesComponentFormBase

File

src/Form/RulesComponentFormBase.php, line 14

Namespace

Drupal\rules\Form
View source
abstract class RulesComponentFormBase extends EntityForm {
    
    /**
     * The Rules expression manager to get expression plugins.
     *
     * @var \Drupal\rules\Engine\ExpressionManagerInterface
     */
    protected $expressionManager;
    
    /**
     * {@inheritdoc}
     */
    public static function create(ContainerInterface $container) {
        return new static($container->get('plugin.manager.rules_expression'));
    }
    
    /**
     * Creates a new object of this class.
     *
     * @param \Drupal\rules\Engine\ExpressionManagerInterface $expression_manager
     *   The expression manager.
     */
    public function __construct(ExpressionManagerInterface $expression_manager) {
        $this->expressionManager = $expression_manager;
    }
    
    /**
     * {@inheritdoc}
     */
    public function form(array $form, FormStateInterface $form_state) {
        $form['#entity_builders'][] = '::entityTagsBuilder';
        $form['settings'] = [
            '#type' => 'details',
            '#title' => $this->t('Settings'),
            '#open' => $this->entity
                ->isNew(),
        ];
        $form['settings']['label'] = [
            '#type' => 'textfield',
            '#description' => $this->t('Enter a name to be used to identify your component in the administrative interface.'),
            '#title' => $this->t('Label'),
            '#default_value' => $this->entity
                ->label(),
            '#required' => TRUE,
        ];
        $form['settings']['id'] = [
            '#type' => 'machine_name',
            '#description' => $this->t('A unique machine-readable name for your component. Can only contain lowercase letters, numbers, and underscores.'),
            '#disabled' => !$this->entity
                ->isNew(),
            '#default_value' => $this->entity
                ->id(),
            '#machine_name' => [
                'exists' => [
                    $this,
                    'exists',
                ],
                'replace_pattern' => '([^a-z0-9_]+)|(^custom$)',
                'source' => [
                    'settings',
                    'label',
                ],
                'error' => $this->t('The machine-readable name must be unique, and can only contain lowercase letters, numbers, and underscores. Additionally, it can not be the reserved word "custom".'),
            ],
        ];
        // @todo Enter a real tag field here.
        $form['settings']['keywords'] = [
            '#type' => 'textfield',
            '#title' => $this->t('Tags'),
            '#default_value' => implode(', ', $this->entity
                ->getTags()),
            '#description' => $this->t('Enter a list of comma-separated keywords here; e.g., "notification, publishing". Tags are keywords used for filtering available components in the administration interface.'),
            '#required' => FALSE,
        ];
        $form['settings']['description'] = [
            '#type' => 'textarea',
            '#default_value' => $this->entity
                ->getDescription(),
            '#description' => $this->t('Enter a description for this component, to help document what this component is intended to do.'),
            '#title' => $this->t('Description'),
        ];
        return parent::form($form, $form_state);
    }
    
    /**
     * Callback method for the #entity_builder form property.
     *
     * Used to change format of tags from comma-separated values (as input)
     * into an array (as stored in the the configuration entity).
     *
     * @param string $entity_type
     *   The type of the entity.
     * @param \Drupal\Core\Config\Entity\ConfigEntityInterface $entity
     *   The entity whose form is being built.
     * @param array $form
     *   An associative array containing the structure of the form.
     * @param \Drupal\Core\Form\FormStateInterface $form_state
     *   The current state of the form.
     */
    public function entityTagsBuilder($entity_type, ConfigEntityInterface $entity, array $form, FormStateInterface $form_state) {
        $tags = [];
        $input_tags = $form_state->getValue('keywords');
        if (trim($input_tags) != '') {
            $tags = array_map('trim', explode(',', $input_tags));
        }
        $entity->set('tags', $tags);
    }
    
    /**
     * Machine name exists callback.
     *
     * @param string $id
     *   The machine name ID.
     *
     * @return bool
     *   TRUE if an entity with the same name already exists, FALSE otherwise.
     */
    public function exists($id) {
        $type = $this->entity
            ->getEntityTypeId();
        return (bool) $this->entityTypeManager
            ->getStorage($type)
            ->load($id);
    }

}

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::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 'save' 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::$routeMatch protected property The route match.
FormBase::config protected function Retrieves a configuration object.
FormBase::configFactory protected function Gets the config factory for this form. 3
FormBase::container private function Returns the service container.
FormBase::currentUser protected function Gets the current user.
FormBase::getRequest protected function Gets the request object.
FormBase::getRouteMatch protected function Gets the route match.
FormBase::logger protected function Gets the logger for a specific channel.
FormBase::redirect protected function Returns a redirect response object for the specified route.
FormBase::resetConfigFactory public function Resets the configuration factory.
FormBase::setConfigFactory public function Sets the config factory for this form.
FormBase::setRequestStack public function Sets the request stack object to use.
FormBase::validateForm public function Form validation handler. Overrides FormInterface::validateForm 73
LoggerChannelTrait::$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 '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.
RulesComponentFormBase::$expressionManager protected property The Rules expression manager to get expression plugins.
RulesComponentFormBase::create public static function Instantiates a new instance of this class. Overrides FormBase::create 2
RulesComponentFormBase::entityTagsBuilder public function Callback method for the #entity_builder form property.
RulesComponentFormBase::exists public function Machine name exists callback.
RulesComponentFormBase::form public function Gets the actual form array to be built. Overrides EntityForm::form 3
RulesComponentFormBase::__construct public function Creates a new object of this class. 2
StringTranslationTrait::$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.