function apachesolr_term_solr_taxonomy_ancestors in Apachesolr Term 7

1 call to apachesolr_term_solr_taxonomy_ancestors()

apachesolr_term_solr_document in ./apachesolr_term.module

Builds the user-specific information for a Solr document.

File

./apachesolr_term.module, line 95

Indexer for the userhook_apachesolr_entity_info_alter entities for the Apachesolr module.

Code

function apachesolr_term_solr_taxonomy_ancestors($term) {
  static $ancestors = array();
  $vocab_names = array();
  if (!isset($ancestors[$term->tid])) {
    $ancestors[$term->tid] = taxonomy_get_parents_all($term->tid);
  }
  foreach ($ancestors[$term->tid] as $ancestor) {

    // Index parent term against the field. Note that this happens
    // regardless of whether the facet is set to show as a hierarchy or not.
    // We would need a separate field if we were to index terms without any
    // hierarchy at all.
    $fields[] = array(
      'key' => 'tid',
      'value' => $ancestor->tid,
    );
    $fields[] = array(
      'key' => 'im_vid_' . $ancestor->vid,
      'value' => $ancestor->tid,
    );
    $name = apachesolr_clean_text($ancestor->name);
    $vocab_names[$ancestor->vid][] = $name;

    // We index each name as a string for cross-site faceting
    // using the vocab name rather than vid in field construction .
    $fields[] = array(
      'key' => 'sm_vid_' . apachesolr_vocab_name($ancestor->vid),
      'value' => $name,
    );
  }
  foreach ($vocab_names as $vid => $names) {
    $fields[] = array(
      'key' => 'tm_vid_' . $vid . '_names',
      'value' => implode(' ', $names),
    );
  }
  return $fields;
}