function guestbook_form_entry_form_validate in Guestbook 7.2

Same name and namespace in other branches

1. 6.2 guestbook.module \guestbook_form_entry_form_validate()

Form validation function for guestbook_form_entry_form.

File

./guestbook.module, line 585

Code

function guestbook_form_entry_form_validate($form, &$form_state) {

  // Check whether name of anonymous user is an registered user's name.
  if (!empty($form_state['values']['anonname'])) {
    if ($existing = user_load_by_name($form_state['values']['anonname'])) {
      form_set_error('anonname', t('%name is a registered user name. Please enter a different name.', array(
        '%name' => $form_state['values']['anonname'],
      )));
    }
  }
}