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class PathWidget in Drupal 9

Same name and namespace in other branches
  1. 8 core/modules/path/src/Plugin/Field/FieldWidget/PathWidget.php \Drupal\path\Plugin\Field\FieldWidget\PathWidget

Plugin implementation of the 'path' widget.

Plugin annotation


@FieldWidget(
  id = "path",
  label = @Translation("URL alias"),
  field_types = {
    "path"
  }
)

Hierarchy

Expanded class hierarchy of PathWidget

File

core/modules/path/src/Plugin/Field/FieldWidget/PathWidget.php, line 21

Namespace

Drupal\path\Plugin\Field\FieldWidget
View source
class PathWidget extends WidgetBase {

  /**
   * {@inheritdoc}
   */
  public function formElement(FieldItemListInterface $items, $delta, array $element, array &$form, FormStateInterface $form_state) {
    $entity = $items
      ->getEntity();
    $element += [
      '#element_validate' => [
        [
          static::class,
          'validateFormElement',
        ],
      ],
    ];
    $element['alias'] = [
      '#type' => 'textfield',
      '#title' => $element['#title'],
      '#default_value' => $items[$delta]->alias,
      '#required' => $element['#required'],
      '#maxlength' => 255,
      '#description' => $this
        ->t('Specify an alternative path by which this data can be accessed. For example, type "/about" when writing an about page.'),
    ];
    $element['pid'] = [
      '#type' => 'value',
      '#value' => $items[$delta]->pid,
    ];
    $element['source'] = [
      '#type' => 'value',
      '#value' => !$entity
        ->isNew() ? '/' . $entity
        ->toUrl()
        ->getInternalPath() : NULL,
    ];
    $element['langcode'] = [
      '#type' => 'value',
      '#value' => $items[$delta]->langcode,
    ];

    // If the advanced settings tabs-set is available (normally rendered in the
    // second column on wide-resolutions), place the field as a details element
    // in this tab-set.
    if (isset($form['advanced'])) {
      $element += [
        '#type' => 'details',
        '#title' => t('URL path settings'),
        '#open' => !empty($items[$delta]->alias),
        '#group' => 'advanced',
        '#access' => $entity
          ->get('path')
          ->access('edit'),
        '#attributes' => [
          'class' => [
            'path-form',
          ],
        ],
        '#attached' => [
          'library' => [
            'path/drupal.path',
          ],
        ],
      ];
      $element['#weight'] = 30;
    }
    return $element;
  }

  /**
   * Form element validation handler for URL alias form element.
   *
   * @param array $element
   *   The form element.
   * @param \Drupal\Core\Form\FormStateInterface $form_state
   *   The form state.
   */
  public static function validateFormElement(array &$element, FormStateInterface $form_state) {

    // Trim the submitted value of whitespace and slashes.
    $alias = rtrim(trim($element['alias']['#value']), " \\/");
    if ($alias !== '') {
      $form_state
        ->setValueForElement($element['alias'], $alias);

      /** @var \Drupal\path_alias\PathAliasInterface $path_alias */
      $path_alias = \Drupal::entityTypeManager()
        ->getStorage('path_alias')
        ->create([
        'path' => $element['source']['#value'],
        'alias' => $alias,
        'langcode' => $element['langcode']['#value'],
      ]);
      $violations = $path_alias
        ->validate();
      foreach ($violations as $violation) {

        // Newly created entities do not have a system path yet, so we need to
        // disregard some violations.
        if (!$path_alias
          ->getPath() && $violation
          ->getPropertyPath() === 'path') {
          continue;
        }
        $form_state
          ->setError($element['alias'], $violation
          ->getMessage());
      }
    }
  }

  /**
   * {@inheritdoc}
   */
  public function errorElement(array $element, ConstraintViolationInterface $violation, array $form, FormStateInterface $form_state) {
    return $element['alias'];
  }

}

Members

Namesort descending Modifiers Type Description Overrides
DependencySerializationTrait::$_entityStorages protected property
DependencySerializationTrait::$_serviceIds protected property
DependencySerializationTrait::__sleep public function 2
DependencySerializationTrait::__wakeup public function 2
MessengerTrait::$messenger protected property The messenger. 27
MessengerTrait::messenger public function Gets the messenger. 27
MessengerTrait::setMessenger public function Sets the messenger.
PathWidget::errorElement public function Assigns a field-level validation error to the right widget sub-element. Overrides WidgetBase::errorElement
PathWidget::formElement public function Returns the form for a single field widget. Overrides WidgetInterface::formElement
PathWidget::validateFormElement public static function Form element validation handler for URL alias form element.
PluginBase::$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 2
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::defaultSettings public static function Defines the default settings for this plugin. Overrides PluginSettingsInterface::defaultSettings 42
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. 4
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::create public static function Creates an instance of the plugin. Overrides ContainerFactoryPluginInterface::create 5
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::settingsForm public function Returns a form to configure settings for the widget. Overrides WidgetInterface::settingsForm 16
WidgetBase::settingsSummary public function Returns a short summary for the current widget settings. Overrides WidgetInterface::settingsSummary 15
WidgetBase::setWidgetState public static function Stores processing information about the widget in $form_state. Overrides WidgetBaseInterface::setWidgetState
WidgetBase::__construct public function Constructs a WidgetBase object. Overrides PluginBase::__construct 5