public function RangeSliderProcessor::preQuery in Facets 8

Runs before the query is executed.

Uses the queryType and the facetSource implementation to make sure the alteration to the query was added before the query is executed in the backend?

Parameters

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

Overrides PreQueryProcessorInterface::preQuery

File

modules/facets_range_widget/src/Plugin/facets/processor/RangeSliderProcessor.php, line 28

Class

RangeSliderProcessor

Provides a processor that adds all range values between an min and max range.

Namespace

Drupal\facets_range_widget\Plugin\facets\processor

Code

public function preQuery(FacetInterface $facet) {
  $active_items = $facet
    ->getActiveItems();
  array_walk($active_items, function (&$item) {
    if (preg_match('/\\(min:((?:-)?[\\d\\.]+),max:((?:-)?[\\d\\.]+)\\)/i', $item, $matches)) {
      $item = [
        $matches[1],
        $matches[2],
      ];
    }
    else {
      $item = NULL;
    }
  });
  $facet
    ->setActiveItems($active_items);
}