public function SearchApiDenormalizedEntityGrouping::preprocessSearchQuery in Search API Grouping 7.2

Set the options so the server adapter can use the to implement grouping.

Overrides SearchApiAbstractProcessor::preprocessSearchQuery

File

includes/processor_grouping.inc, line 182

Processor for grouping support.

Class

SearchApiDenormalizedEntityGrouping

Processor for grouping up items on behalf of user defined fields.

Code

public function preprocessSearchQuery(SearchApiQuery $query) {
  $grouping_fields = $this
    ->getGroupingFields();
  if (!empty($grouping_fields)) {

    // We move the options from our options array into where the Solr Service
    // is expecting them.
    $options = array(
      'use_grouping' => TRUE,
      'fields' => $grouping_fields,
      'group_sort' => array(),
      'group_limit' => isset($this->options['group_limit']) ? $this->options['group_limit'] : NULL,
    );
    if (!empty($this->options['group_sort'])) {
      $options['group_sort'][$this->options['group_sort']] = isset($this->options['group_sort_direction']) ? $this->options['group_sort_direction'] : 'asc';
    }
    switch ($this
      ->getFacettingBehavior()) {
      case 'results':
        $options += array(
          'truncate' => FALSE,
          'group_facet' => TRUE,
        );
        break;
      case 'documents':
        $options += array(
          'truncate' => FALSE,
          'group_facet' => FALSE,
        );
        break;
      case 'first_document':
      default:
        $options += array(
          'truncate' => TRUE,
          'group_facet' => FALSE,
        );
    }
    $query
      ->setOption('search_api_grouping', $options);
  }
}