public function UpdateSettingsForm::validateForm in Drupal 8

Same name and namespace in other branches

1. 9 core/modules/update/src/UpdateSettingsForm.php \Drupal\update\UpdateSettingsForm::validateForm()
2. 10 core/modules/update/src/UpdateSettingsForm.php \Drupal\update\UpdateSettingsForm::validateForm()

Form validation handler.

Parameters

array $form: An associative array containing the structure of the form.

\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.

Overrides FormBase::validateForm

File

core/modules/update/src/UpdateSettingsForm.php, line 97

Class

UpdateSettingsForm

Configure update settings for this site.

Namespace

Drupal\update

Code

public function validateForm(array &$form, FormStateInterface $form_state) {
  $form_state
    ->set('notify_emails', []);
  if (!$form_state
    ->isValueEmpty('update_notify_emails')) {
    $valid = [];
    $invalid = [];
    foreach (explode("\n", trim($form_state
      ->getValue('update_notify_emails'))) as $email) {
      $email = trim($email);
      if (!empty($email)) {
        if ($this->emailValidator
          ->isValid($email)) {
          $valid[] = $email;
        }
        else {
          $invalid[] = $email;
        }
      }
    }
    if (empty($invalid)) {
      $form_state
        ->set('notify_emails', $valid);
    }
    elseif (count($invalid) == 1) {
      $form_state
        ->setErrorByName('update_notify_emails', $this
        ->t('%email is not a valid email address.', [
        '%email' => reset($invalid),
      ]));
    }
    else {
      $form_state
        ->setErrorByName('update_notify_emails', $this
        ->t('%emails are not valid email addresses.', [
        '%emails' => implode(', ', $invalid),
      ]));
    }
  }
  parent::validateForm($form, $form_state);
}