function addFilterEqual($form_field, $label, $db_field = null)
{
if (!$db_field) {
$db_field = $form_field;
}
$this->form->putTbText($form_field)->setLabel($label);
$value = \Input::get($form_field, '');
if ('' != $value) {
$this->model->where(function ($query) use($db_field, $value) {
$query->where($db_field, '=', $value);
});
}
}
