function unique_url_title($url_title, $current_url_title = '')
{
$Categories = new Categories_model();
// If in edit mode ignore its current name
if ($current_url_title != '') {
$Categories->where('url_title !=', $current_url_title);
}
$Categories->where('category_group_id', $this->uri->segment(5))->where('url_title', $url_title)->get();
if ($Categories->exists()) {
$this->form_validation->set_message('unique_url_title', 'The %s provided is already in use by anohter category in this category group.');
return FALSE;
} else {
return TRUE;
}
}
