RegExValidationConstraintValidator.php in RegEx Field Validation 8

Namespace

Drupal\regex_field_validation\Plugin\Validation\Constraint

File

src/Plugin/Validation/Constraint/RegExValidationConstraintValidator.php

<?php

namespace Drupal\regex_field_validation\Plugin\Validation\Constraint;

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

/**
 * Implementing Custom RegEx Validator Class.
 */
class RegExValidationConstraintValidator extends ConstraintValidator {

  /**
   * {@inheritdoc}
   */
  public function validate($items, Constraint $constraint) {
    $field = $this->context
      ->getValue();
    $value = $field
      ->getValue();
    if (!empty($value)) {
      if (!preg_match_all($constraint->regex, $value[0]['value'])) {
        $this->context
          ->addViolation(t($constraint->errorMessage));
      }
    }
  }

}

Classes

Name	Description
RegExValidationConstraintValidator	Implementing Custom RegEx Validator Class.