hook_entity_display_build_alter

hook_entity_display_build_alter(&$build, $context)

Alter the render array generated by an EntityDisplay for an entity.

Parameters

array $build: The renderable array generated by the EntityDisplay.

array $context: An associative array containing:

entity: The entity being rendered.
view_mode: The view mode; for example, 'full' or 'teaser'.
display: The EntityDisplay holding the display options.

File

core/lib/Drupal/Core/Entity/entity.api.php, line 1553: Hooks and documentation related to entities.

Code

function hook_entity_display_build_alter(&$build, $context) {
  // Append RDF term mappings on displayed taxonomy links.
  foreach (Element::children($build) as $field_name) {
    $element = &$build[$field_name];
    if ($element['#field_type'] == 'entity_reference' && $element['#formatter'] == 'entity_reference_label') {
      foreach ($element['#items'] as $delta => $item) {
        $term = $item->entity;
        if (!empty($term->rdf_mapping['rdftype'])) {
          $element[$delta]['#options']['attributes']['typeof'] = $term->rdf_mapping['rdftype'];
        }
        if (!empty($term->rdf_mapping['name']['predicates'])) {
          $element[$delta]['#options']['attributes']['property'] = $term->rdf_mapping['name']['predicates'];
        }
      }
    }
  }
}

Links:

https://api.drupal.org/api/drupal/core%21lib%21Drupal%21Core%21Entity%21entity.api.php/function/hook_entity_display_build_alter/8.2.x

doc_Drupal

2025-01-10 15:47:30

Comments

hook_entity_display_build_alter

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