public function TermStorage::nodeCount in Drupal 8

Same name and namespace in other branches

1. 9 core/modules/taxonomy/src/TermStorage.php \Drupal\taxonomy\TermStorage::nodeCount()
2. 10 core/modules/taxonomy/src/TermStorage.php \Drupal\taxonomy\TermStorage::nodeCount()

Count the number of nodes in a given vocabulary ID.

Parameters

string $vid: Vocabulary ID to retrieve terms for.

Return value

int A count of the nodes in a given vocabulary ID.

Overrides TermStorageInterface::nodeCount

File

core/modules/taxonomy/src/TermStorage.php, line 320

Class

TermStorage

Defines a Controller class for taxonomy terms.

Namespace

Drupal\taxonomy

Code

public function nodeCount($vid) {
  $query = $this->database
    ->select('taxonomy_index', 'ti');
  $query
    ->addExpression('COUNT(DISTINCT ti.nid)');
  $query
    ->leftJoin($this
    ->getBaseTable(), 'td', 'ti.tid = td.tid');
  $query
    ->condition('td.vid', $vid);
  $query
    ->addTag('vocabulary_node_count');
  return $query
    ->execute()
    ->fetchField();
}