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function hook_entity_display_build_alter in Drupal 10

Same name and namespace in other branches
  1. 8 core/lib/Drupal/Core/Entity/entity.api.php \hook_entity_display_build_alter()
  2. 9 core/lib/Drupal/Core/Entity/entity.api.php \hook_entity_display_build_alter()

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.

Related topics

2 functions implement hook_entity_display_build_alter()

Note: this list is generated by pattern matching, so it may include some functions that are not actually implementations of this hook.

entity_test_entity_display_build_alter in core/modules/system/tests/modules/entity_test/entity_test.module
Implements hook_entity_display_build_alter().
field_test_entity_display_build_alter in core/modules/field/tests/modules/field_test/field_test.module
Implements hook_entity_display_build_alter().

File

core/lib/Drupal/Core/Entity/entity.api.php, line 1759
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'];
        }
      }
    }
  }
}