public function SearchApiSolrService::fieldsUpdated in Search API Solr 7

Implements SearchApiServiceInterface::__construct().

The default implementation always returns FALSE.

Overrides SearchApiAbstractService::fieldsUpdated

File

includes/service.inc, line 568

Class

SearchApiSolrService

Search service class using Solr server.

Code

public function fieldsUpdated(SearchApiIndex $index) {
  if (module_exists('search_api_multi') && module_exists('search_api_views')) {
    views_invalidate_cache();
  }

  // Find out if anything changed enough to need re-indexing.
  $old_fields = isset($index->original->options['fields']) ? $index->original->options['fields'] : array();
  $new_fields = isset($index->options['fields']) ? $index->options['fields'] : array();
  if (!$old_fields && !$new_fields) {
    return FALSE;
  }
  if (array_diff_key($old_fields, $new_fields) || array_diff_key($new_fields, $old_fields)) {
    return TRUE;
  }
  $old_field_names = $this
    ->getFieldNames($index->original, TRUE);
  $new_field_names = $this
    ->getFieldNames($index, TRUE);
  return $old_field_names != $new_field_names;
}