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| <?php | |
| /** | |
| * @file | |
| * Contains \Drupal\comment\Plugin\Field\FieldWidget\CommentWidget. | |
| */ | |
| namespace Drupal\comment\Plugin\Field\FieldWidget; | |
| use Drupal\comment\Plugin\Field\FieldType\CommentItemInterface; | |
| use Drupal\Component\Utility\Html; | |
| use Drupal\Core\Field\FieldItemListInterface; | |
| use Drupal\Core\Field\WidgetBase; | |
| use Drupal\Core\Form\FormStateInterface; | |
| /** | |
| * Provides a default comment widget. | |
| * | |
| * @FieldWidget( | |
| * id = "comment_default", | |
| * label = @Translation("Comment"), | |
| * field_types = { | |
| * "comment" | |
| * } | |
| * ) | |
| */ | |
| class CommentWidget extends WidgetBase { | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public function formElement(FieldItemListInterface $items, $delta, array $element, array &$form, FormStateInterface $form_state) { | |
| $entity = $items->getEntity(); | |
| $element['status'] = array( | |
| '#type' => 'radios', | |
| '#title' => t('Comments'), | |
| '#title_display' => 'invisible', | |
| '#default_value' => $items->status, | |
| '#options' => array( | |
| CommentItemInterface::OPEN => t('Open'), | |
| CommentItemInterface::CLOSED => t('Closed'), | |
| CommentItemInterface::HIDDEN => t('Hidden'), | |
| ), | |
| CommentItemInterface::OPEN => array( | |
| '#description' => t('Users with the "Post comments" permission can post comments.'), | |
| ), | |
| CommentItemInterface::CLOSED => array( | |
| '#description' => t('Users cannot post comments, but existing comments will be displayed.'), | |
| ), | |
| CommentItemInterface::HIDDEN => array( | |
| '#description' => t('Comments are hidden from view.'), | |
| ), | |
| ); | |
| // If the entity doesn't have any comments, the "hidden" option makes no | |
| // sense, so don't even bother presenting it to the user unless this is the | |
| // default value widget on the field settings form. | |
| if (!$this->isDefaultValueWidget($form_state) && !$items->comment_count) { | |
| $element['status'][CommentItemInterface::HIDDEN]['#access'] = FALSE; | |
| // Also adjust the description of the "closed" option. | |
| $element['status'][CommentItemInterface::CLOSED]['#description'] = t('Users cannot post comments.'); | |
| } | |
| // If the advanced settings tabs-set is available (normally rendered in the | |
| // second column on wide-resolutions), place the field as a details element | |
| // in this tab-set. | |
| if (isset($form['advanced'])) { | |
| // Get default value from the field. | |
| $field_default_values = $this->fieldDefinition->getDefaultValue($entity); | |
| // Override widget title to be helpful for end users. | |
| $element['#title'] = $this->t('Comment settings'); | |
| $element += array( | |
| '#type' => 'details', | |
| // Open the details when the selected value is different to the stored | |
| // default values for the field. | |
| '#open' => ($items->status != $field_default_values[0]['status']), | |
| '#group' => 'advanced', | |
| '#attributes' => array( | |
| 'class' => array('comment-' . Html::getClass($entity->getEntityTypeId()) . '-settings-form'), | |
| ), | |
| '#attached' => array( | |
| 'library' => array('comment/drupal.comment'), | |
| ), | |
| ); | |
| } | |
| return $element; | |
| } | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public function massageFormValues(array $values, array $form, FormStateInterface $form_state) { | |
| // Add default values for statistics properties because we don't want to | |
| // have them in form. | |
| foreach ($values as &$value) { | |
| $value += array( | |
| 'cid' => 0, | |
| 'last_comment_timestamp' => 0, | |
| 'last_comment_name' => '', | |
| 'last_comment_uid' => 0, | |
| 'comment_count' => 0, | |
| ); | |
| } | |
| return $values; | |
| } | |
| } |