RegistrationGroupSiblingValidator.php in RNG - Events and Registrations 3.x

Namespace

Drupal\rng\Plugin\Validation\Constraint

File

src/Plugin/Validation/Constraint/RegistrationGroupSiblingValidator.php

<?php

namespace Drupal\rng\Plugin\Validation\Constraint;

use Symfony\Component\Validator\Constraint;
use Symfony\Component\Validator\ConstraintValidator;

/**
 * Validates registration groups dependencies and conflicts.
 */
class RegistrationGroupSiblingValidator extends ConstraintValidator {

  /**
   * {@inheritdoc}
   */
  public function validate($items, Constraint $constraint) {

    /** @var $items \Drupal\Core\Field\EntityReferenceFieldItemList */

    /** @var \Drupal\rng\Entity\GroupInterface $groups */
    $groups = $items
      ->referencedEntities();
    foreach ($groups as $k => $group) {
      $t_args = [
        '@group' => $group
          ->label(),
      ];
      $siblings = $groups;
      unset($siblings[$k]);
      foreach ($siblings as $sibling) {
        if (in_array($sibling, $group
          ->getConflictingGroups())) {
          $t_args['@group_conflict'] = $sibling
            ->label();
          $this->context
            ->addViolation($constraint->conflict, $t_args);
        }
      }
      unset($t_args['@group_conflict']);
      foreach ($group
        ->getDependentGroups() as $group_dependent) {
        if (!in_array($group_dependent, $groups)) {
          $t_args['@group_dependent'] = $group_dependent
            ->label();
          $this->context
            ->addViolation($constraint->missingDependency, $t_args);
        }
      }
    }
  }

}

Classes

Name	Description
RegistrationGroupSiblingValidator	Validates registration groups dependencies and conflicts.