public function TermHandler::getTidsByNid in Permissions by Term 8.2

Same name and namespace in other branches

1. 8 src/Service/TermHandler.php \Drupal\permissions_by_term\Service\TermHandler::getTidsByNid()

File

src/Service/TermHandler.php, line 47

Class

TermHandler

Namespace

Drupal\permissions_by_term\Service

Code

public function getTidsByNid(string $nid, $node = null) : ?array {
  if ($node === NULL) {
    $node = Node::load($nid);
  }
  if (!$node instanceof NodeInterface) {
    return NULL;
  }
  $fieldNamesWithTaxonomyTerms = [];
  $fieldDefinitons = $this->entityFieldManager
    ->getFieldDefinitions('node', $node
    ->getType());
  foreach ($fieldDefinitons as $fieldDefiniton) {
    if ($fieldDefiniton
      ->getType() === 'entity_reference' && is_numeric(strpos($fieldDefiniton
      ->getSetting('handler'), 'taxonomy_term'))) {
      $fieldNamesWithTaxonomyTerms[] = $fieldDefiniton
        ->getName();
    }
  }
  $tids = [];
  foreach ($fieldNamesWithTaxonomyTerms as $fieldName) {
    $termTargetIdsForField = $node
      ->get($fieldName)
      ->getValue();
    foreach ($termTargetIdsForField as $key => $termTargetId) {
      if (isset($termTargetId['target_id'])) {
        $tids[] = $termTargetId['target_id'];
      }
    }
  }
  if (!empty($tids)) {
    return $tids;
  }
  return NULL;
}