public function IpFieldValidationRule::validate in Field Validation 8

Overrides FieldValidationRuleBase::validate

File

src/Plugin/FieldValidationRule/IpFieldValidationRule.php, line 83

Class

IpFieldValidationRule

IpFieldValidationRule.

Namespace

Drupal\field_validation\Plugin\FieldValidationRule

Code

public function validate($params) {
  $value = isset($params['value']) ? $params['value'] : '';
  $rule = isset($params['rule']) ? $params['rule'] : null;
  $context = isset($params['context']) ? $params['context'] : null;
  $settings = array();
  if (!empty($rule) && !empty($rule->configuration)) {
    $settings = $rule->configuration;
  }
  if ($value !== '' && !is_null($value)) {
    $version = isset($settings['version']) ? $settings['version'] : '';
    switch ($version) {
      case '4':
        $flag = FILTER_FLAG_IPV4;
        break;
      case '6':
        $flag = FILTER_FLAG_IPV6;
        break;
      case '4_no_priv':
        $flag = FILTER_FLAG_IPV4 | FILTER_FLAG_NO_PRIV_RANGE;
        break;
      case '6_no_priv':
        $flag = FILTER_FLAG_IPV6 | FILTER_FLAG_NO_PRIV_RANGE;
        break;
      case 'all_no_priv':
        $flag = FILTER_FLAG_NO_PRIV_RANGE;
        break;
      case '4_no_res':
        $flag = FILTER_FLAG_IPV4 | FILTER_FLAG_NO_RES_RANGE;
        break;
      case '6_no_res':
        $flag = FILTER_FLAG_IPV6 | FILTER_FLAG_NO_RES_RANGE;
        break;
      case 'all_no_res':
        $flag = FILTER_FLAG_NO_RES_RANGE;
        break;
      case '4_public':
        $flag = FILTER_FLAG_IPV4 | FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE;
        break;
      case '6_public':
        $flag = FILTER_FLAG_IPV6 | FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE;
        break;
      case 'all_public':
        $flag = FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE;
        break;
      default:
        $flag = NULL;
        break;
    }
    if (!filter_var($value, FILTER_VALIDATE_IP, $flag)) {
      $context
        ->addViolation($rule
        ->getErrorMessage());
    }
  }
}