public function ShowOnlyDeepestLevelItemsProcessor::build in Facets 8

Runs before the renderable array is created.

Parameters

\Drupal\facets\FacetInterface $facet: The facet being changed.

\Drupal\facets\Result\ResultInterface[] $results: The results being changed.

Return value

\Drupal\facets\Result\ResultInterface[] The changed results.

Overrides BuildProcessorInterface::build

File

src/Plugin/facets/processor/ShowOnlyDeepestLevelItemsProcessor.php, line 26

Class

ShowOnlyDeepestLevelItemsProcessor

Provides a processor that only shows deepest level items.

Namespace

Drupal\facets\Plugin\facets\processor

Code

public function build(FacetInterface $facet, array $results) {

  /** @var \Drupal\facets\Result\ResultInterface $result */
  foreach ($results as $id => $result) {
    if (!empty($result
      ->getChildren())) {
      unset($results[$id]);
    }
  }
  return $results;
}