abstract class ViewFormBase in Drupal 8

Same name and namespace in other branches

9 core/modules/views_ui/src/ViewFormBase.php \Drupal\views_ui\ViewFormBase
10 core/modules/views_ui/src/ViewFormBase.php \Drupal\views_ui\ViewFormBase

Base form for Views 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\views_ui\ViewFormBase

Expanded class hierarchy of ViewFormBase

File

core/modules/views_ui/src/ViewFormBase.php, line 13

Namespace

Drupal\views_ui

View source

abstract class ViewFormBase extends EntityForm {

  /**
   * The name of the display used by the form.
   *
   * @var string
   */
  protected $displayID;

  /**
   * {@inheritdoc}
   */
  public function init(FormStateInterface $form_state) {
    parent::init($form_state);

    // @todo Remove the need for this.
    $form_state
      ->loadInclude('views_ui', 'inc', 'admin');
    $form_state
      ->set('view', $this->entity);
  }

  /**
   * {@inheritdoc}
   */
  public function buildForm(array $form, FormStateInterface $form_state, $display_id = NULL) {
    if (isset($display_id) && $form_state
      ->has('display_id') && $display_id !== $form_state
      ->get('display_id')) {
      throw new \InvalidArgumentException('Mismatch between $form_state->get(\'display_id\') and $display_id.');
    }
    $this->displayID = $form_state
      ->has('display_id') ? $form_state
      ->get('display_id') : $display_id;
    return parent::buildForm($form, $form_state);
  }

  /**
   * {@inheritdoc}
   */
  protected function prepareEntity() {

    // Determine the displays available for editing.
    if ($tabs = $this
      ->getDisplayTabs($this->entity)) {
      if (empty($this->displayID)) {

        // If a display isn't specified, use the first one after sorting by
        // #weight.
        uasort($tabs, 'Drupal\\Component\\Utility\\SortArray::sortByWeightProperty');
        foreach ($tabs as $id => $tab) {
          if (!isset($tab['#access']) || $tab['#access']) {
            $this->displayID = $id;
            break;
          }
        }
      }

      // If a display is specified, but we don't have access to it, return
      // an access denied page.
      if ($this->displayID && !isset($tabs[$this->displayID])) {
        throw new NotFoundHttpException();
      }
      elseif ($this->displayID && (isset($tabs[$this->displayID]['#access']) && !$tabs[$this->displayID]['#access'])) {
        throw new AccessDeniedHttpException();
      }
    }
    elseif ($this->displayID) {
      throw new NotFoundHttpException();
    }
  }

  /**
   * Adds tabs for navigating across Displays when editing a View.
   *
   * This function can be called from hook_menu_local_tasks_alter() to implement
   * these tabs as secondary local tasks, or it can be called from elsewhere if
   * having them as secondary local tasks isn't desired. The caller is responsible
   * for setting the active tab's #active property to TRUE.
   *
   * @param $display_id
   *   The display_id which is edited on the current request.
   */
  public function getDisplayTabs(ViewUI $view) {
    $executable = $view
      ->getExecutable();
    $executable
      ->initDisplay();
    $display_id = $this->displayID;
    $tabs = [];

    // Create a tab for each display.
    foreach ($view
      ->get('display') as $id => $display) {

      // Get an instance of the display plugin, to make sure it will work in the
      // UI.
      $display_plugin = $executable->displayHandlers
        ->get($id);
      if (empty($display_plugin)) {
        continue;
      }
      $tabs[$id] = [
        '#theme' => 'menu_local_task',
        '#weight' => $display['position'],
        '#link' => [
          'title' => $this
            ->getDisplayLabel($view, $id),
          'localized_options' => [],
          'url' => $view
            ->toUrl('edit-display-form')
            ->setRouteParameter('display_id', $id),
        ],
      ];
      if (!empty($display['deleted'])) {
        $tabs[$id]['#link']['localized_options']['attributes']['class'][] = 'views-display-deleted-link';
      }
      if (isset($display['display_options']['enabled']) && !$display['display_options']['enabled']) {
        $tabs[$id]['#link']['localized_options']['attributes']['class'][] = 'views-display-disabled-link';
      }
    }

    // If the default display isn't supposed to be shown, don't display its tab, unless it's the only display.
    if (!$this
      ->isDefaultDisplayShown($view) && $display_id != 'default' && count($tabs) > 1) {
      $tabs['default']['#access'] = FALSE;
    }

    // Mark the display tab as red to show validation errors.
    $errors = $executable
      ->validate();
    foreach ($view
      ->get('display') as $id => $display) {
      if (!empty($errors[$id])) {

        // Always show the tab.
        $tabs[$id]['#access'] = TRUE;

        // Add a class to mark the error and a title to make a hover tip.
        $tabs[$id]['#link']['localized_options']['attributes']['class'][] = 'error';
        $tabs[$id]['#link']['localized_options']['attributes']['title'] = $this
          ->t('This display has one or more validation errors.');
      }
    }
    return $tabs;
  }

  /**
   * Controls whether or not the default display should have its own tab on edit.
   */
  public function isDefaultDisplayShown(ViewUI $view) {

    // Always show the default display for advanced users who prefer that mode.
    $advanced_mode = \Drupal::config('views.settings')
      ->get('ui.show.master_display');

    // For other users, show the default display only if there are no others, and
    // hide it if there's at least one "real" display.
    $additional_displays = count($view
      ->getExecutable()->displayHandlers) == 1;
    return $advanced_mode || $additional_displays;
  }

  /**
   * Placeholder function for overriding $display['display_title'].
   *
   * @todo Remove this function once editing the display title is possible.
   */
  public function getDisplayLabel(ViewUI $view, $display_id, $check_changed = TRUE) {
    $display = $view
      ->get('display');
    $title = $display_id == 'default' ? $this
      ->t('Master') : $display[$display_id]['display_title'];
    $title = views_ui_truncate($title, 25);
    if ($check_changed && !empty($view->changed_display[$display_id])) {
      $changed = '*';
      $title = $title . $changed;
    }
    return $title;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
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::$entity	protected	property	The entity being used by this form.	7
EntityForm::$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::buildEntity	public	function	Builds an updated entity object based upon the submitted form values. Overrides EntityFormInterface::buildEntity	2
EntityForm::copyFormValuesToEntity	protected	function	Copies top-level form values to entity properties	7
EntityForm::form	public	function	Gets the actual form array to be built.	30
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::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 FormInterface::submitForm	17
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::create	public static	function	Instantiates a new instance of this class. Overrides ContainerInjectionInterface::create	87
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.
FormBase::validateForm	public	function	Form validation handler. Overrides FormInterface::validateForm	62
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::$stringTranslation	protected	property	The string translation service.	1
StringTranslationTrait::formatPlural	protected	function	Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals	protected	function	Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation	protected	function	Gets the string translation service.
StringTranslationTrait::setStringTranslation	public	function	Sets the string translation service to use.	2
StringTranslationTrait::t	protected	function	Translates a string to the current language or to a given language.
UrlGeneratorTrait::$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.
ViewFormBase::$displayID	protected	property	The name of the display used by the form.
ViewFormBase::buildForm	public	function	Form constructor. Overrides EntityForm::buildForm
ViewFormBase::getDisplayLabel	public	function	Placeholder function for overriding $display['display_title'].
ViewFormBase::getDisplayTabs	public	function	Adds tabs for navigating across Displays when editing a View.
ViewFormBase::init	public	function	Initialize the form state and the entity before the first form build. Overrides EntityForm::init
ViewFormBase::isDefaultDisplayShown	public	function	Controls whether or not the default display should have its own tab on edit.
ViewFormBase::prepareEntity	protected	function	Prepares the entity object before the form is built first. Overrides EntityForm::prepareEntity	2

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abstract class ViewFormBase in Drupal 8

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