private function TaxonomyUniqueValidator::isUnique in Taxonomy unique 8.2

Checks if given term is unique inside its vocabulary.

Parameters

TermInterface $term: The term to check.

Return value

bool Whether the term is unique or not

1 call to TaxonomyUniqueValidator::isUnique()

TaxonomyUniqueValidator::validate in src/Plugin/Validation/Constraint/TaxonomyUniqueValidator.php

Checks if the passed value is valid.

File

src/Plugin/Validation/Constraint/TaxonomyUniqueValidator.php, line 38

Class

TaxonomyUniqueValidator

Taxonomy unique constraint validator.

Namespace

Drupal\taxonomy_unique\Plugin\Validation\Constraint

Code

private function isUnique(TermInterface $term) {
  $terms = \Drupal::entityTypeManager()
    ->getStorage('taxonomy_term')
    ->loadByProperties([
    'name' => $term
      ->getName(),
    'vid' => $term
      ->bundle(),
  ]);
  if (empty($terms)) {
    return TRUE;
  }
  if (count($terms) == 1) {
    $found_term = current($terms);
    if ($found_term
      ->id() == $term
      ->id()) {
      return TRUE;
    }
  }
  return FALSE;
}