public function run()
 {
     $activiy_id = Input::get('activity_id', 0);
     $r = ActivityORM::find($activiy_id);
     if (empty($r)) {
         return '没有该活动信息';
     }
     return $r;
 }
 public function show()
 {
     $id = (int) Input::get('id', 0);
     $activity = ActivityORM::find($id);
     if ($id > 0 && empty($activity)) {
         Session::flash('error', '活动未找到');
         return Redirect::route('activityLists');
     }
     return View::make('activity.show', ['row' => $activity, 'id' => $id]);
 }