private function onSign()
{
if (!$this->module->isNewsletterForGuests() && !GWF_Session::isLoggedIn()) {
return GWF_HTML::err('ERR_LOGIN_REQUIRED');
}
$user = GWF_Session::getUser();
$row = GWF_Newsletter::getRowForUser($user);
$form = $this->getForm($row);
if (false !== ($error = $form->validate($this->module))) {
return $error . $this->templateSign();
}
$email = $form->getVar('email');
$type = (int) $form->getVar('type');
$langid = $form->getVar('langid');
$newsletter = new GWF_Newsletter(false);
if (false === ($row = $newsletter->getRow($email))) {
return $this->onNewSign($email, $type, $langid) . $this->templateSign();
}
$back = '';
if ($langid !== $row->getVar('nl_langid')) {
$back .= $this->module->message('msg_changed_lang');
$row->saveVar('nl_langid', $langid);
}
if ($row->getType() !== $type) {
$back .= $this->module->message('msg_changed_type');
$row->saveType($type);
}
return $back . $this->templateSign();
}
