public function ParagraphsAnchorPlugin::view in Paragraphs Collection 8

Extends the paragraph render array with behavior.

Parameters

array &$build: A renderable array representing the paragraph. The module may add elements to $build prior to rendering. The structure of $build is a renderable array as expected by drupal_render().

\Drupal\paragraphs\Entity\Paragraph $paragraph: The paragraph.

\Drupal\Core\Entity\Display\EntityViewDisplayInterface $display: The entity view display holding the display options configured for the entity components.

string $view_mode: The view mode the entity is rendered in.

Return value

array A render array provided by the plugin.

Overrides ParagraphsBehaviorInterface::view

File

modules/paragraphs_collection_demo/src/Plugin/paragraphs/Behavior/ParagraphsAnchorPlugin.php, line 66

Class

ParagraphsAnchorPlugin

Provides a Paragraphs Anchor plugin.

Namespace

Drupal\paragraphs_collection_demo\Plugin\paragraphs\Behavior

Code

public function view(array &$build, Paragraph $paragraph, EntityViewDisplayInterface $display, $view_mode) {
  if ($anchor = $paragraph
    ->getBehaviorSetting($this
    ->getPluginId(), 'anchor')) {
    $build['#attributes']['id'] = 'scrollto-' . $anchor;
    $build['#attributes']['class'][] = 'paragraphs-anchor-link';

    // @todo Make UI for global configuration.
    // @see https://www.drupal.org/node/2856912.
    if ($this->configFactory
      ->get('paragraphs_collection_demo.settings')
      ->get('anchor')['show_permalink']) {
      $build['#attached']['library'][] = 'paragraphs_collection_demo/anchor';
    }
  }
}