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class ParagraphViewModeWidget in Paragraph View Mode 8

Same name and namespace in other branches
  1. 2.x src/Plugin/Field/FieldWidget/ParagraphViewModeWidget.php \Drupal\paragraph_view_mode\Plugin\Field\FieldWidget\ParagraphViewModeWidget

Plugin implementation of the 'paragraph_view_mode' widget.

Plugin annotation


@FieldWidget(
  id = "paragraph_view_mode",
  label = @Translation("Paragraph view mode"),
  field_types = {
    "paragraph_view_mode",
  }
)

Hierarchy

Expanded class hierarchy of ParagraphViewModeWidget

1 file declares its use of ParagraphViewModeWidget
StorageManager.php in src/StorageManager.php

File

src/Plugin/Field/FieldWidget/ParagraphViewModeWidget.php, line 31

Namespace

Drupal\paragraph_view_mode\Plugin\Field\FieldWidget
View source
class ParagraphViewModeWidget extends StringTextfieldWidget implements ContainerFactoryPluginInterface {

  /**
   * Current request.
   *
   * @var \Symfony\Component\HttpFoundation\Request
   */
  protected $request;

  /**
   * {@inheritdoc}
   */
  public function __construct($plugin_id, $plugin_definition, FieldDefinitionInterface $field_definition, array $settings, array $third_party_settings, RequestStack $request) {
    parent::__construct($plugin_id, $plugin_definition, $field_definition, $settings, $third_party_settings);
    $this->request = $request
      ->getCurrentRequest();
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
    return new static($plugin_id, $plugin_definition, $configuration['field_definition'], $configuration['settings'], $configuration['third_party_settings'], $container
      ->get('request_stack'));
  }

  /**
   * {@inheritdoc}
   */
  public static function defaultSettings() {
    return [
      'view_modes' => self::getAvailableViewModes(),
      'default_view_mode' => ViewModeInterface::DEFAULT,
    ];
  }

  /**
   * {@inheritdoc}
   */
  public function settingsForm(array $form, FormStateInterface $form_state) {
    $element['view_modes'] = [
      '#type' => 'checkboxes',
      '#title' => $this
        ->t('Available view modes'),
      '#description' => $this
        ->getViewModesFieldDescription(),
      '#options' => $this
        ->defaultSettings()['view_modes'],
      '#default_value' => array_keys($this
        ->getEnabledViewModes()),
      '#required' => FALSE,
      '#ajax' => [
        'callback' => [
          __CLASS__,
          'defaultViewModes',
        ],
        'event' => 'change',
        'wrapper' => 'paragraph-view-mode-default',
      ],
    ];
    if ($this
      ->getSetting('view_modes')) {
      $element['default_view_mode'] = [
        '#type' => 'select',
        '#title' => $this
          ->t('Default value'),
        '#description' => $this
          ->t('View mode to be used as a default field value.'),
        '#options' => $element['view_modes']['#options'],
        '#default_value' => $this
          ->getSetting('default_view_mode'),
        '#required' => FALSE,
        '#weight' => 2,
        '#prefix' => '<div id="paragraph-view-mode-default">',
        '#suffix' => '</div>',
      ];
    }
    return $element;
  }

  /**
   * Ajax callback for updating the default view mode options.
   *
   * @param array $form
   *   Form structure.
   * @param \Drupal\Core\Form\FormStateInterface $form_state
   *   Form state.
   *
   * @return array
   *   Default view mode form element.
   */
  public static function defaultViewModes(array $form, FormStateInterface $form_state) {
    $checkboxes = $form_state
      ->getTriggeringElement();
    $element = NestedArray::getValue($form, array_slice($checkboxes['#array_parents'], 0, count($checkboxes['#array_parents']) - 2));
    $options = array_intersect_key($element['view_modes']['#options'], $element['view_modes']['#value']);
    $element['default_view_mode']['#options'] = empty($options) ? $element['view_modes']['#options'] : $options;
    return $element['default_view_mode'];
  }

  /**
   * {@inheritdoc}
   */
  public function settingsSummary() {
    $settings = $this
      ->getEnabledViewModes();
    if (empty($settings)) {
      $message = $this
        ->t('No view modes enabled, "@default" view mode will be used instead.', [
        '@default' => ViewModeInterface::DEFAULT,
      ]);
    }
    else {
      $message = $this
        ->t('Available view modes: @types', [
        '@types' => implode(', ', $settings),
      ]);
    }
    $summary[] = $message;
    return $summary;
  }

  /**
   * {@inheritdoc}
   */
  public function formElement(FieldItemListInterface $items, $delta, array $element, array &$form, FormStateInterface $form_state) {
    $element = parent::formElement($items, $delta, $element, $form, $form_state);
    $element['value'] = [
      '#title' => $items
        ->getFieldDefinition()
        ->getLabel(),
      '#type' => 'select',
      '#default_value' => isset($items[$delta]->value) ? $items[$delta]->value : $this
        ->getSetting('default_view_mode'),
      '#options' => $this
        ->getEnabledViewModes() ?: $this
        ->getDefaultOption(),
      '#required' => TRUE,
      '#weight' => 1,
    ];
    return $element;
  }

  /**
   * Getter for available view modes in paragraph entity type.
   *
   * @return array
   *   Associative array of view mode machine names and labels.
   */
  protected static function getAvailableViewModes() {
    $request = \Drupal::request();
    $entity_display_respository = \Drupal::service('entity_display.repository');
    $paragraph_type = self::getParagraphsTypeFromRequest($request);
    $entity_id = StorageManagerInterface::ENTITY_TYPE;
    if ($paragraph_type instanceof ParagraphsType) {
      return $entity_display_respository
        ->getViewModeOptionsByBundle($entity_id, $paragraph_type
        ->id());
    }
    return $entity_display_respository
      ->getViewModeOptions($entity_id);
  }

  /**
   * Getter for enabled view modes.
   *
   * @return array
   *   Associative array of view mode machine names and labels.
   */
  protected function getEnabledViewModes() {
    $availableViewModes = self::getAvailableViewModes();
    $currentViewModes = array_filter($this
      ->getSetting('view_modes'));
    return array_intersect_key($availableViewModes, $currentViewModes);
  }

  /**
   * Provides default option for the form elements.
   *
   * @return array
   *   Default view mode option.
   */
  protected function getDefaultOption() {
    return [
      ViewModeInterface::DEFAULT => $this
        ->t('Default'),
    ];
  }

  /**
   * Get ParagraphsType entity object from request.
   *
   * @param \Symfony\Component\HttpFoundation\Request $request
   *   Current request object.
   *
   * @return \Drupal\paragraphs\Entity\ParagraphsType|null
   *   ParagraphsType entity.
   */
  protected static function getParagraphsTypeFromRequest(Request $request) : ?ParagraphsType {
    return $request->attributes
      ->get('paragraphs_type', NULL);
  }

  /**
   * Getter for 'view modes' field description.
   *
   * @return \Drupal\Core\StringTranslation\TranslatableMarkup
   *   Field description.
   */
  protected function getViewModesFieldDescription() : TranslatableMarkup {
    $paragraphs_type = self::getParagraphsTypeFromRequest($this->request);
    $url_route = implode('.', [
      'entity.entity_view_display',
      StorageManagerInterface::ENTITY_TYPE,
      ViewModeInterface::DEFAULT,
    ]);
    $url_paramters = [
      'paragraphs_type' => $paragraphs_type
        ->id(),
    ];
    $url_options = [
      'fragment' => 'edit-modes',
    ];
    $url = Url::fromRoute($url_route, $url_paramters, $url_options);
    return $this
      ->t('It is using only the view modes enabled in the <strong>CUSTOM DISPLAY SETTINGS</strong> section under the <a href="@url">Manage Display</a> tab.', [
      '@url' => $url
        ->toString(),
    ]);
  }

}

Members

Namesort descending Modifiers Type Description Overrides
AllowedTagsXssTrait::allowedTags public function Returns a list of tags allowed by AllowedTagsXssTrait::fieldFilterXss().
AllowedTagsXssTrait::displayAllowedTags public function Returns a human-readable list of allowed tags for display in help texts.
AllowedTagsXssTrait::fieldFilterXss public function Filters an HTML string to prevent XSS vulnerabilities.
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
MessengerTrait::$messenger protected property The messenger. 29
MessengerTrait::messenger public function Gets the messenger. 29
MessengerTrait::setMessenger public function Sets the messenger.
ParagraphViewModeWidget::$request protected property Current request.
ParagraphViewModeWidget::create public static function Creates an instance of the plugin. Overrides WidgetBase::create
ParagraphViewModeWidget::defaultSettings public static function Defines the default settings for this plugin. Overrides StringTextfieldWidget::defaultSettings
ParagraphViewModeWidget::defaultViewModes public static function Ajax callback for updating the default view mode options.
ParagraphViewModeWidget::formElement public function Returns the form for a single field widget. Overrides StringTextfieldWidget::formElement
ParagraphViewModeWidget::getAvailableViewModes protected static function Getter for available view modes in paragraph entity type.
ParagraphViewModeWidget::getDefaultOption protected function Provides default option for the form elements.
ParagraphViewModeWidget::getEnabledViewModes protected function Getter for enabled view modes.
ParagraphViewModeWidget::getParagraphsTypeFromRequest protected static function Get ParagraphsType entity object from request.
ParagraphViewModeWidget::getViewModesFieldDescription protected function Getter for 'view modes' field description.
ParagraphViewModeWidget::settingsForm public function Returns a form to configure settings for the widget. Overrides StringTextfieldWidget::settingsForm
ParagraphViewModeWidget::settingsSummary public function Returns a short summary for the current widget settings. Overrides StringTextfieldWidget::settingsSummary
ParagraphViewModeWidget::__construct public function Constructs a WidgetBase object. Overrides WidgetBase::__construct
PluginBase::$configuration protected property Configuration information passed into the plugin. 1
PluginBase::$pluginDefinition protected property The plugin implementation definition. 1
PluginBase::$pluginId protected property The plugin_id.
PluginBase::DERIVATIVE_SEPARATOR constant A string which is used to separate base plugin IDs from the derivative ID.
PluginBase::getBaseId public function Gets the base_plugin_id of the plugin instance. Overrides DerivativeInspectionInterface::getBaseId
PluginBase::getDerivativeId public function Gets the derivative_id of the plugin instance. Overrides DerivativeInspectionInterface::getDerivativeId
PluginBase::getPluginDefinition public function Gets the definition of the plugin implementation. Overrides PluginInspectionInterface::getPluginDefinition 3
PluginBase::getPluginId public function Gets the plugin_id of the plugin instance. Overrides PluginInspectionInterface::getPluginId
PluginBase::isConfigurable public function Determines if the plugin is configurable.
PluginSettingsBase::$defaultSettingsMerged protected property Whether default settings have been merged into the current $settings.
PluginSettingsBase::$thirdPartySettings protected property The plugin settings injected by third party modules.
PluginSettingsBase::calculateDependencies public function Calculates dependencies for the configured plugin. Overrides DependentPluginInterface::calculateDependencies 6
PluginSettingsBase::getSetting public function Returns the value of a setting, or its default value if absent. Overrides PluginSettingsInterface::getSetting
PluginSettingsBase::getSettings public function Returns the array of settings, including defaults for missing settings. Overrides PluginSettingsInterface::getSettings
PluginSettingsBase::getThirdPartyProviders public function Gets the list of third parties that store information. Overrides ThirdPartySettingsInterface::getThirdPartyProviders
PluginSettingsBase::getThirdPartySetting public function Gets the value of a third-party setting. Overrides ThirdPartySettingsInterface::getThirdPartySetting
PluginSettingsBase::getThirdPartySettings public function Gets all third-party settings of a given module. Overrides ThirdPartySettingsInterface::getThirdPartySettings
PluginSettingsBase::mergeDefaults protected function Merges default settings values into $settings.
PluginSettingsBase::onDependencyRemoval public function Informs the plugin that some configuration it depends on will be deleted. Overrides PluginSettingsInterface::onDependencyRemoval 3
PluginSettingsBase::setSetting public function Sets the value of a setting for the plugin. Overrides PluginSettingsInterface::setSetting
PluginSettingsBase::setSettings public function Sets the settings for the plugin. Overrides PluginSettingsInterface::setSettings
PluginSettingsBase::setThirdPartySetting public function Sets the value of a third-party setting. Overrides ThirdPartySettingsInterface::setThirdPartySetting
PluginSettingsBase::unsetThirdPartySetting public function Unsets a third-party setting. Overrides ThirdPartySettingsInterface::unsetThirdPartySetting
StringTranslationTrait::$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.
WidgetBase::$fieldDefinition protected property The field definition.
WidgetBase::$settings protected property The widget settings. Overrides PluginSettingsBase::$settings
WidgetBase::addMoreAjax public static function Ajax callback for the "Add another item" button.
WidgetBase::addMoreSubmit public static function Submission handler for the "Add another item" button.
WidgetBase::afterBuild public static function After-build handler for field elements in a form.
WidgetBase::errorElement public function Assigns a field-level validation error to the right widget sub-element. Overrides WidgetInterface::errorElement 8
WidgetBase::extractFormValues public function Extracts field values from submitted form values. Overrides WidgetBaseInterface::extractFormValues 2
WidgetBase::flagErrors public function Reports field-level validation errors against actual form elements. Overrides WidgetBaseInterface::flagErrors 2
WidgetBase::form public function Creates a form element for a field. Overrides WidgetBaseInterface::form 3
WidgetBase::formMultipleElements protected function Special handling to create form elements for multiple values. 1
WidgetBase::formSingleElement protected function Generates the form element for a single copy of the widget.
WidgetBase::getFieldSetting protected function Returns the value of a field setting.
WidgetBase::getFieldSettings protected function Returns the array of field settings.
WidgetBase::getFilteredDescription protected function Returns the filtered field description.
WidgetBase::getWidgetState public static function Retrieves processing information about the widget from $form_state. Overrides WidgetBaseInterface::getWidgetState
WidgetBase::getWidgetStateParents protected static function Returns the location of processing information within $form_state.
WidgetBase::handlesMultipleValues protected function Returns whether the widget handles multiple values.
WidgetBase::isApplicable public static function Returns if the widget can be used for the provided field. Overrides WidgetInterface::isApplicable 4
WidgetBase::isDefaultValueWidget protected function Returns whether the widget used for default value form.
WidgetBase::massageFormValues public function Massages the form values into the format expected for field values. Overrides WidgetInterface::massageFormValues 7
WidgetBase::setWidgetState public static function Stores processing information about the widget in $form_state. Overrides WidgetBaseInterface::setWidgetState