You are here

Home » API reference » Email Registration 8 » email_registration.module

function email_registration_form_user_login_form_alter in Email Registration 8

Implements hook_form_FORM_ID_alter().

File

./email_registration.module, line 159
Allows users to register with an email address as their username.

Code

function email_registration_form_user_login_form_alter(&$form, FormStateInterface $form_state) {
  $config = \Drupal::config('email_registration.settings');
  $login_with_username = $config
    ->get('login_with_username');
  $form['name']['#title'] = $login_with_username ? t('Email or username') : t('Email');
  $form['name']['#description'] = $login_with_username ? t('Enter your email address or username.') : t('Enter your email address.');
  $form['name']['#element_validate'][] = 'email_registration_user_login_validate';
  $form['pass']['#description'] = t('Enter the password that accompanies your email address.');

  // Allow client side validation of input format.
  $form['name']['#type'] = $login_with_username ? 'textfield' : 'email';
  $form['name']['#maxlength'] = Email::EMAIL_MAX_LENGTH;

  // Make sure the login form cache is invalidated when the setting changes.
  $form['#cache']['tags'][] = 'config:email_registration.settings';
}