private function IpBanAdmin::iPBanValidatePaths in IP Ban 8

Custom validation function for path redirects.

Custom validation function for the path to redirect to for banned or read-only users. Here we simply ensure the path specified exists, and if not, display a form error.

1 call to IpBanAdmin::iPBanValidatePaths()

IpBanAdmin::validateForm in src/Form/IpBanAdmin.php

Form validation handler.

File

src/Form/IpBanAdmin.php, line 184

Class

IpBanAdmin

Namespace

Drupal\ip_ban\Form

Code

private function iPBanValidatePaths($form_element, $form_value, array &$form, FormStateInterface $form_state) {

  // An empty path is valid here because the path is not a required field.
  if (!empty($form_value)) {
    $normal_path = \Drupal::service('path_alias.manager')
      ->getPathByAlias($form_value);
    if (!\Drupal::service('path.validator')
      ->isValid($normal_path)) {
      $form_state
        ->setErrorByName($form_element, $this
        ->t('The path entered does not exist or you do not have permission to access it.'));
    }

    // Check if the first character entered is a
    if ($normal_path[0] != "/") {
      $form_state
        ->setErrorByName($form_element, $this
        ->t('The path must start with a forward slash (/).'));
    }
  }
}