public function blacklistip_delete()
 {
     $view = $this->getView();
     $request = $this->getPageRequest();
     $ban = new IpBlacklistModel($request->getParameter(0));
     if (!$ban->exists()) {
         return View::ERROR_NOTFOUND;
     }
     if (!$request->isPost()) {
         return View::ERROR_BADREQUEST;
     }
     $ban->delete();
     \Core\set_message('Removed ban successfully', 'success');
     \Core\go_back();
 }