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| <?php | |
| /** | |
| * @file | |
| * Contains \Drupal\link\Plugin\Field\FieldFormatter\LinkSeparateFormatter. | |
| * | |
| * @todo | |
| * Merge into 'link' formatter once there is a #type like 'item' that | |
| * can render a compound label and content outside of a form context. | |
| * @see https://www.drupal.org/node/1829202 | |
| */ | |
| namespace Drupal\link\Plugin\Field\FieldFormatter; | |
| use Drupal\Component\Utility\Unicode; | |
| use Drupal\Core\Field\FieldItemListInterface; | |
| /** | |
| * Plugin implementation of the 'link_separate' formatter. | |
| * | |
| * @FieldFormatter( | |
| * id = "link_separate", | |
| * label = @Translation("Separate link text and URL"), | |
| * field_types = { | |
| * "link" | |
| * } | |
| * ) | |
| */ | |
| class LinkSeparateFormatter extends LinkFormatter { | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public static function defaultSettings() { | |
| return array( | |
| 'trim_length' => 80, | |
| 'rel' => '', | |
| 'target' => '', | |
| ) + parent::defaultSettings(); | |
| } | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public function viewElements(FieldItemListInterface $items, $langcode) { | |
| $element = array(); | |
| $entity = $items->getEntity(); | |
| $settings = $this->getSettings(); | |
| foreach ($items as $delta => $item) { | |
| // By default use the full URL as the link text. | |
| $url = $this->buildUrl($item); | |
| $link_title = $url->toString(); | |
| // If the link text field value is available, use it for the text. | |
| if (empty($settings['url_only']) && !empty($item->title)) { | |
| // Unsanitized token replacement here because the entire link title | |
| // gets auto-escaped during link generation in | |
| // \Drupal\Core\Utility\LinkGenerator::generate(). | |
| $link_title = \Drupal::token()->replace($item->title, [$entity->getEntityTypeId() => $entity], ['clear' => TRUE]); | |
| } | |
| // The link_separate formatter has two titles; the link text (as in the | |
| // field values) and the URL itself. If there is no link text value, | |
| // $link_title defaults to the URL, so it needs to be unset. | |
| // The URL version may need to be trimmed as well. | |
| if (empty($item->title)) { | |
| $link_title = NULL; | |
| } | |
| $url_title = $url->toString(); | |
| if (!empty($settings['trim_length'])) { | |
| $link_title = Unicode::truncate($link_title, $settings['trim_length'], FALSE, TRUE); | |
| $url_title = Unicode::truncate($url_title, $settings['trim_length'], FALSE, TRUE); | |
| } | |
| $element[$delta] = array( | |
| '#theme' => 'link_formatter_link_separate', | |
| '#title' => $link_title, | |
| '#url_title' => $url_title, | |
| '#url' => $url, | |
| ); | |
| if (!empty($item->_attributes)) { | |
| // Set our RDFa attributes on the <a> element that is being built. | |
| $url->setOption('attributes', $item->_attributes); | |
| // Unset field item attributes since they have been included in the | |
| // formatter output and should not be rendered in the field template. | |
| unset($item->_attributes); | |
| } | |
| } | |
| return $element; | |
| } | |
| } | |