/**
  * action 'player_delete'
  * @param Request $request
  * @param Response $response
  */
 public function player_delete(Request $request, Response $response)
 {
     if ($request->is_post()) {
         $ids = $request->post('rids');
         $ret = Member_Model::deletePlayers($ids);
         $response->sendJSON(['flag' => 'OK', 'rids' => $ret]);
     }
 }