class ArtistRegPage extends Page
{
   static $db = array();
   static $has_one = array();
}

class ArtistRegPage_Controller extends Page_Controller
{
   function form()
   {
      $fields = new FieldList(
      new TextField('FirstName','First Name'),
      new TextField('Surname','Last Name'),
      new EmailField('Email','Email Address'),
      new ConfirmedPasswordField('Password')
      );
      
      $actions = new FieldList(new FormAction('doArtistRegister','Submit'));
      $validator = new RequiredFields('FirstName', 'SurName', 'Email', 'Password');
      $form = new Form(
            $this,
            'Form',
            $fields,
            $actions,
            $validator
            );
      return $form;
   }
   
   function doArtistRegister($data, $form)
   {
      $artist = new Artist();
      $form->saveInto($artist);
      $form->sessionMessage('Form successfully submitted', 'Good');
      $artist->write();
      return $this->redirectBack();
   }
}