function CommentTypeDeleteForm::buildForm

Overrides EntityDeleteForm::buildForm

File

core/modules/comment/src/Form/CommentTypeDeleteForm.php, line 66

Class

CommentTypeDeleteForm

Provides a confirmation form for deleting a comment type entity.

Namespace

Code

public function buildForm(array $form, FormStateInterface $form_state) {
    $comment_count = $this->entityTypeManager
        ->getStorage('comment')
        ->getQuery()
        ->accessCheck(FALSE)
        ->condition('comment_type', $this->entity
        ->id())
        ->count()
        ->execute();
    $entity_type = $this->entity
        ->getTargetEntityTypeId();
    $caption = '';
    foreach (array_keys($this->commentManager
        ->getFields($entity_type)) as $field_name) {
        
        /** @var \Drupal\field\FieldStorageConfigInterface $field_storage */
        if (($field_storage = FieldStorageConfig::loadByName($entity_type, $field_name)) && $field_storage->getSetting('comment_type') == $this->entity
            ->id() && !$field_storage->isDeleted()) {
            $caption .= '<p>' . $this->t('%label is used by the %field field on your site. You can not remove this comment type until you have removed the field.', [
                '%label' => $this->entity
                    ->label(),
                '%field' => $field_storage->label(),
            ]) . '</p>';
        }
    }
    if ($comment_count) {
        $caption .= '<p>' . $this->formatPlural($comment_count, '%label is used by 1 comment on your site. You can not remove this comment type until you have removed all of the %label comments.', '%label is used by @count comments on your site. You may not remove %label until you have removed all of the %label comments.', [
            '%label' => $this->entity
                ->label(),
        ]) . '</p>';
    }
    if ($caption) {
        $form['description'] = [
            '#markup' => $caption,
        ];
        return $form;
    }
    else {
        return parent::buildForm($form, $form_state);
    }
}