public function ContactForm::validateForm in Email Contact 8

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

src/Form/ContactForm.php, line 86

Class

ContactForm

Namespace

Drupal\email_contact\Form

Code

public function validateForm(array &$form, FormStateInterface $form_state) {
  if (!\Drupal::service('email.validator')
    ->isValid($form_state
    ->getValue('mail'))) {
    $form_state
      ->setErrorByName('mail', $this
      ->t('You must enter a valid e-mail address.'));
  }
  if (preg_match("/\r|\n/", $form_state
    ->getValue('subject'))) {
    $form_state
      ->setErrorByName('subject', $this
      ->t('The subject cannot contain linebreaks.'));
    $msg = 'Email injection exploit attempted in email form subject: @subject';
    $this
      ->logger('email_contact')
      ->notice($msg, [
      '@subject' => $form_state['values']['subject'],
    ]);
  }
}