protected function processForm(sfWebRequest $request, sfForm $form)
{
  $form->bind($request->getParameter($form->getName()), $request->getFiles($form->getName()));
  if($form->isValid())
  {
    $register = $form->save();
    $register->addGroupByName('member');
    $register->addPermissionByName('member');
    $register->profile->setSfGuardUserId($register->id);
    $register->save();
    $this->getUser()->signIn($this->form->getObject());
    $this->redirect('@feeds');
  }
  $this->getUser()->setFlash('error','formular is not correctly filled.');
}