/**
* 更新关联数据的排序值
* @param Request $request [description]
* @param Response $response [description]
* @return [type] [description]
*/
public function relatedRank(Request $request, Response $response)
{
if ($request->is_post()) {
$res = ['flag' => 'FAIL', 'msg' => ''];
$aid = $request->post('aid', '');
$nid = $request->post('nid', '');
$new_rank = $request->post('new_rank', 0);
if (Activity_Model::updateRelatedRank($aid, $nid, $new_rank)) {
$res['flag'] = 'SUC';
$res['msg'] = '更新成功';
} else {
$res['msg'] = '系统繁忙，请稍后再试';
}
$response->sendJSON($res);
}
}
