public function actionApply()
 {
     //获取客户端POST过来的数据
     $stuId = $_POST['stuId'];
     $assetName = $_POST['assetName'];
     $specification = $_POST['specification'];
     $loanTime = $_POST['loanTime'];
     $returnTime = $_POST['returnTime'];
     //计算申请时间
     $applyTime = date('Y-m-d H:m:s', time());
     //通过stuId查找学生信息
     $stuData = StStudent::model()->findByPk($stuId);
     $stuData = json_decode(CJSON::encode($stuData), TRUE);
     //插入数据库
     $apply = new AsApply();
     // 资产申请数据库表
     $apply->stuId = $stuId;
     $apply->stuName = $stuData['stuName'];
     $apply->assetName = $assetName;
     $apply->specification = $specification;
     $apply->applyTime = $applyTime;
     $apply->RFID = "123";
     $apply->borrowTime = $loanTime;
     $apply->returnTime = $returnTime;
     $apply->stuTelNum = '123';
     $apply->type = 'static';
     if ($apply->save() > 0) {
         // 数据库表类的函数save(),存储是否成功,来自yii框架
         $retArr = array('flag' => 1);
         exit(json_encode($retArr));
     } else {
         $retArr = array('flag' => 0);
         exit(json_encode($retArr));
     }
 }