如何基于yaf框架和uploadify查看并保存数据？

<!--导入数据操作层-->
<div id="import" class="modal fade bs-modal-lg" tabindex="-1" role="dialog" aria-labelledby="myModalLabel" aria-hidden="true">
 <div class="modal-dialog modal-lg">
 <div class="modal-content">
 <div class="modal-header bg-primary">
 <button type="button" class="close" data-dismiss="modal" aria-hidden="true"></button>
 <h4 class="modal-title">文件导入</h4>
 </div>
 <div class="modal-body">
 <div style="text-align:right;padding:5px">
  <a href="/public/uploadFile/人员资源动态匹配表-模板.xlsx" onclick="javascript:;">
  <img alt="人员资源动态匹配表-模板" src="/public/images/excel.jpg" />
  <span style="font-size:larger;font-weight:200;color:red">人员资源动态匹配表-模板.xlsx</span>
  </a>
 </div>
 <hr/>
 <form id="ffImport" method="post">
  <div title="Excel导入操作" style="padding: 5px" data-options="iconCls:'icon-key'">
  <input class="easyui-validatebox" type="hidden" id="AttachGUID" name="AttachGUID" /> 
  <input id="file_upload" name="file_upload" type="file" multiple="multiple">  
  <a href="javascript:;" class="btn btn-primary" id="btnUpload" onclick="javascript: $('#file_upload').uploadify('upload', '*')">上传</a>
  <a href="javascript:;" class="btn btn-default" id="btnCancelUpload" onclick="javascript: $('#file_upload').uploadify('cancel', '*')">取消</a>
  <div id="fileQueue" class="fileQueue"></div>
  <br />  
  <hr style="width:98%" />  
  <div id="div_files"></div>
  <br />  
  </div>
 </form>
 <!--数据显示表格-->
 <table id="gridImport" class="table table-striped table-bordered table-hover" cellpadding="0" cellspacing="0" border="0" class="display" width="100%">
  <thead id="gridImport_head">
  <tr>
  <th>项目名称</th>
  <th>项目编号</th>
  <th>功 能</th>
  <th>人 员</th>
  <th>日 期</th>
  </tr>
  </thead>
  <tbody id="gridImport_body"></tbody>
 </table>
 </div>
 <div class="modal-footer">
 <button type="button" class="btn btn-default" data-dismiss="modal" id="close_window">关闭</button>
 <button type="button" class="btn btn-primary" onclick="javascript:SaveImport();">保存</button>
 </div>
 </div>
 </div>
</div>

<script type="text/javascript">
 //保存导入的数据
 function SaveImport(){
 var guid = $("#AttachGUID").val();
 if (guid == '' || typeof guid == 'undefined') {
 alert('请先上传excel文件！');
 return false;
 }
 $.ajax({
 url: '/lazy/CheckExcelColumns?type=save&guid=' + guid,
 type: 'get',
 dataType: 'json',
 success: function (data) {
 alert(data.msg);
 $('#close_window').click();
 console.log('报存数据成功！');
 },
 error:function(){
 console.log('出错了！');
 }
 });
 }
 $(function(){
 //导入层的js
 $("#import_schedule").bind('click', function(){
 $("#gridImport_body").html("");
 $("#import").modal("show");
 }); 
 //导入对应的函数
 $('#file_upload').uploadify({
 'swf': '/public/uploadify/uploadify.swf', //FLash文件路径
 'buttonText': '浏 览',  //按钮文本
 'uploader': '{{url("lazy/uploadExcel")}}', //后台处理程序的路径
 'queueID': 'fileQueue',  //队列的ID
 'queueSizeLimit': 1,  //队列最多可上传文件数量，默认为999
 'auto': false,   //选择文件后是否自动上传，默认为true
 'multi': false,   //是否为多选，默认为true
 'removeCompleted': true,  //是否完成后移除序列，默认为true
 'fileSizeLimit': '10MB',  //单个文件大小，0为无限制，可接受KB,MB,GB等单位的字符串值
 'fileTypeDesc': 'Excel Files',  //文件描述
 'fileTypeExts': '*.xlsx',  //上传的文件后缀过滤器
 'onQueueComplete': function (event, data) { //所有队列完成后事件
 //业务处理代码
 //提示用户Excel格式是否正常，如果正常加载数据
 var guid = $("#AttachGUID").val();
 $.ajax({
  url: '/lazy/CheckExcelColumns?type=check&guid=' + guid,
  type: 'get',
  dataType: 'json',
  success: function (data) { 
  if (data.status) {
  // InitGrid(); //重新刷新表格数据
  $.each(data.rows, function (i, item) {
  var tr = "<tr>";
  tr += "<td>" + item['name']+ "</td>";
  tr += "<td>" + item['identifier'] + "</td>";
  tr += "<td>" + item['subject'] + "</td>"; 
  tr += "<td>" + item['user'] + "</td>";
  tr += "<td>" + item['getExcelTime'] + "</td>";
  tr += "</tr>";
$("#gridImport_body").append(tr);
  });
  }else{
  alert(data.msg);
  }
  }
 });
 },
 'onUploadStart': function (file) {
 InitUpFile(); //重置GUID(每次不同,用时间戳代替)
 $("#gridImport_body").html("");
 //动态传参数
 var guid = $("#AttachGUID").val();
var salt = 'test' ; //md5加密辅助串
 var token = hex_md5(salt+guid) ; //校验参数
 $("#file_upload").uploadify(
  "settings", 
  'formData', { 
   'folder': '数据导入excel文件', 
   'guid': guid, 
   'token':token,
  }
 ); 
 },
 'onUploadError': function (event, queueId, fileObj, errorObj) {
 alert(errorObj.type + "：" + errorObj.info);
 }
 });
 function InitUpFile(){
 var timestamp = Date.parse(new Date());
 $('#AttachGUID').val(timestamp);
 }
</script>

//上传文件处理
 public function uploadExcelAction()
 { 
 $targetFolder = '/public/uploadFile/'; // Relative to the root
 $salt = 'test';
 $verifyToken = md5($test . $_POST['guid']);
 if (!empty($_FILES) && $_POST['token'] == $verifyToken) {
 $tempFile = $_FILES['Filedata']['tmp_name'];
 $targetPath = $_SERVER['DOCUMENT_ROOT'] . $targetFolder;
 $targetFile = rtrim($targetPath,'/') . '/' . $verifyToken.'.xlsx';

 $fileTypes = array('xlsx'); 
 $fileParts = pathinfo($_FILES['Filedata']['name']);
 if (in_array($fileParts['extension'],$fileTypes)) {
 move_uploaded_file($tempFile,$targetFile);
 echo '1';
 } else {
 echo 'Invalid file type.';
 }
 }else{
 echo 'Invalid params.';
 }
 die;
 }

$objReader = \PHPExcel_IOFactory::createReader('Excel2007');
  $objPHPExcel = $objReader->load($targetFile);
  $sheet  = $objPHPExcel->getSheet();
  $sheetRows = $sheet->getHighestDataRow();           // 取得总行数
  $sheetColumns = PHPExcel_Cell::columnIndexFromString($sheet->getHighestDataColumn()); //列数

//读取单元格
  $value  = $objPHPExcel->getActiveSheet()->getCell($columns[$k] . $j)->getValue(); //获取每个单元格的值
  $fillColor = $objPHPExcel->getActiveSheet()->getStyle($columns[$k] . $j)->getFill()->getStartColor()->getARGB(); //背景色