public function ShowSummaryProcessor::build in Facets 8

Alter the items in the summary before creating the renderable array.

Parameters

\Drupal\facets_summary\FacetsSummaryInterface $facet: The facet being changed.

array $build: The render array.

\Drupal\facets\FacetInterface[] $facets: The facets that are available.

Return value

array The render array.

Overrides BuildProcessorInterface::build

File

modules/facets_summary/src/Plugin/facets_summary/processor/ShowSummaryProcessor.php, line 26

Class

ShowSummaryProcessor

Provides a processor that shows a summary of all selected facets.

Namespace

Drupal\facets_summary\Plugin\facets_summary\processor

Code

public function build(FacetsSummaryInterface $facets_summary, array $build, array $facets) {
  $facets_config = $facets_summary
    ->getFacets();
  if (!isset($build['#items'])) {
    return $build;
  }

  /** @var \Drupal\facets\Entity\Facet $facet */
  foreach ($facets as $facet) {
    if (empty($facet
      ->getActiveItems())) {
      continue;
    }
    $items = $this
      ->getActiveDisplayValues($facet
      ->getResults());
    $facet_summary = [
      '#theme' => 'facets_summary_facet',
      '#label' => $facets_config[$facet
        ->id()]['label'],
      '#separator' => $facets_config[$facet
        ->id()]['separator'],
      '#items' => $items,
      '#facet_id' => $facet
        ->id(),
      '#facet_admin_label' => $facet
        ->getName(),
    ];
    array_unshift($build['#items'], $facet_summary);
  }
  return $build;
}