function taxonomy_term_load_parents

1 taxonomy.module taxonomy_term_load_parents($tid)

Finds all parents of a given term ID.

Parameters

$tid: A taxonomy term ID.

Return value

An array of term objects which are the parents of the term $tid, or an: empty array if parents are not found.

9 calls to taxonomy_term_load_parents()

TaxonomyQueryAlterTestCase::testTaxonomyQueryAlter in core/modules/taxonomy/tests/taxonomy.test: Tests that appropriate tags are added when querying the database.
TaxonomyTermController::postDelete in core/modules/taxonomy/taxonomy.entity.inc: Overrides EntityDatabaseStorageController::postDelete().
TaxonomyTermTestCase::testTaxonomyTermHierarchy in core/modules/taxonomy/tests/taxonomy.test: Test terms in a single and multiple hierarchy.
TaxonomyTermTestCase::testTermMultipleParentsInterface in core/modules/taxonomy/tests/taxonomy.test: Test saving a term with multiple parents through the UI.
taxonomy_form_term in core/modules/taxonomy/taxonomy.admin.inc: Form function for the term edit form.

... See full list

1 string reference to 'taxonomy_term_load_parents'

TaxonomyTermController::resetCache in core/modules/taxonomy/taxonomy.entity.inc: Implements EntityControllerInterface::resetCache().

File

core/modules/taxonomy/taxonomy.module, line 889: Enables the organization of content into categories.

Code

function taxonomy_term_load_parents($tid) {
  $parents = &backdrop_static(__FUNCTION__, array());

  if ($tid && !isset($parents[$tid])) {
    $query = db_select('taxonomy_term_data', 't');
    $query->join('taxonomy_term_hierarchy', 'h', 'h.parent = t.tid');
    $query->addField('t', 'tid');
    $query->condition('h.tid', $tid);
    $query->addTag('taxonomy_term_access');
    $query->orderBy('t.weight');
    $query->orderBy('t.name');
    $tids = $query->execute()->fetchCol();
    $parents[$tid] = taxonomy_term_load_multiple($tids);
  }

  return isset($parents[$tid]) ? $parents[$tid] : array();
}