基于MVC4+EasyUI的Web开发框架之附件上传组件uploadify的使用

<script type="text/javascript" src="~/Scripts/jquery-2.0.3.min.js"></script>

 @*添加Jquery，EasyUI和easyUI的语言包的JS文件*@
 <script type="text/javascript" src="~/Content/JqueryEasyUI/jquery.min.js"></script>
 <script type="text/javascript" src="~/Content/JqueryEasyUI/jquery.easyui.min.js"></script>
 <script type="text/javascript" src="~/Content/JqueryEasyUI/locale/easyui-lang-zh_CN.js"></script>

 @*添加对uploadify控件的支持*@
 @*<script type="text/javascript" src="~/Scripts/jquery-2.0.3.min.js"></script>*@
 <script type="text/javascript" src="~/Content/JQueryTools/uploadify/jquery.uploadify.js"></script>
 <link href="~/Content/JQueryTools/uploadify/uploadify.css" rel="external nofollow" rel="stylesheet" type="text/css" />

 <tr>
 <th>
 <label for="Attachment_GUID">附件上传：</label>
 </th>
 <td> 
 <div>
 <input class="easyui-validatebox" type="hidden" id="Attachment_GUID" name="Attachment_GUID" />
 <input id="file_upload" name="file_upload" type="file" multiple="multiple">
 <a href="javascript:void(0)" rel="external nofollow" rel="external nofollow" class="easyui-linkbutton" id="btnUpload" data-options="plain:true,iconCls:'icon-save'"
 onclick="javascript: $('#file_upload').uploadify('upload', '*')">上传</a>
 <a href="javascript:void(0)" rel="external nofollow" rel="external nofollow" class="easyui-linkbutton" id="btnCancelUpload" data-options="plain:true,iconCls:'icon-cancel'"
 onclick="javascript: $('#file_upload').uploadify('cancel', '*')">取消</a>
 <div id="fileQueue" class="fileQueue"></div>
 <div id="div_files"></div>
 <br />
 </div>
 </td>
 </tr>

<script type="text/javascript">
 $(function () {
 //添加界面的附件管理
 $('#file_upload').uploadify({
 'swf': '/Content/JQueryTools/uploadify/uploadify.swf', //FLash文件路径
 'buttonText': '浏 览', //按钮文本
 'uploader': '/FileUpload/Upload', //处理文件上传Action
 'queueID': 'fileQueue', //队列的ID
 'queueSizeLimit': 10, //队列最多可上传文件数量，默认为999
 'auto': false, //选择文件后是否自动上传，默认为true
 'multi': true, //是否为多选，默认为true
 'removeCompleted': true, //是否完成后移除序列，默认为true
 'fileSizeLimit': '10MB', //单个文件大小，0为无限制，可接受KB,MB,GB等单位的字符串值
 'fileTypeDesc': 'Image Files', //文件描述
 'fileTypeExts': '*.gif; *.jpg; *.png; *.bmp;*.tif;*.doc;*.xls;*.zip', //上传的文件后缀过滤器
 'onQueueComplete': function (event, data) { //所有队列完成后事件
 ShowUpFiles($("#Attachment_GUID").val(), "div_files"); //完成后更新已上传的文件列表
 $.messager.alert("提示", "上传完毕！"); //提示完成 
 },
 'onUploadStart' : function(file) {
 $("#file_upload").uploadify("settings", 'formData', { 'folder': '政策法规', 'guid': $("#Attachment_GUID").val() }); //动态传参数
 },
 'onUploadError': function (event, queueId, fileObj, errorObj) {
 //alert(errorObj.type + "：" + errorObj.info);
 }
 });
 </script>

'uploader': '/FileUpload/Upload'

'onQueueComplete': function (event, data) { 

$("#file_upload").uploadify("settings", 'formData', { 'folder': '政策法规', 'guid': $("#Attachment_GUID").val() }); //动态传参数

ControllerContext.HttpContext.Request.ContentEncoding = Encoding.GetEncoding("UTF-8");
ControllerContext.HttpContext.Response.ContentEncoding = Encoding.GetEncoding("UTF-8");
ControllerContext.HttpContext.Response.Charset = "UTF-8";

 public class FileUploadController : BaseController
 {
 [AcceptVerbs(HttpVerbs.Post)]
 public ActionResult Upload(HttpPostedFileBase fileData, string guid, string folder)
 {
 if (fileData != null)
 {
 try
 {
 ControllerContext.HttpContext.Request.ContentEncoding = Encoding.GetEncoding("UTF-8");
 ControllerContext.HttpContext.Response.ContentEncoding = Encoding.GetEncoding("UTF-8");
 ControllerContext.HttpContext.Response.Charset = "UTF-8";
 // 文件上传后的保存路径
 string filePath = Server.MapPath("~/UploadFiles/");
 DirectoryUtil.AssertDirExist(filePath);
 string fileName = Path.GetFileName(fileData.FileName); //原始文件名称
 string fileExtension = Path.GetExtension(fileName); //文件扩展名
 string saveName = Guid.NewGuid().ToString() + fileExtension; //保存文件名称
 FileUploadInfo info = new FileUploadInfo();
 info.FileData = ReadFileBytes(fileData);
 if (info.FileData != null)
 {
 info.FileSize = info.FileData.Length;
 }
 info.Category = folder;
 info.FileName = fileName;
 info.FileExtend = fileExtension;
 info.AttachmentGUID = guid;
 info.AddTime = DateTime.Now;
 info.Editor = CurrentUser.Name;//登录人
 //info.Owner_ID = OwerId;//所属主表记录ID
 CommonResult result = BLLFactory<FileUpload>.Instance.Upload(info);
 if (!result.Success)
 {
 LogTextHelper.Error("上传文件失败:" + result.ErrorMessage);
 }
 return Content(result.Success.ToString());
 }
 catch (Exception ex)
 {
 LogTextHelper.Error(ex);
 return Content("false");
 }
 }
 else
 {
 return Content("false");
 }
 }
 private byte[] ReadFileBytes(HttpPostedFileBase fileData)
 {
 byte[] data;
 using (Stream inputStream = fileData.InputStream)
 {
 MemoryStream memoryStream = inputStream as MemoryStream;
 if (memoryStream == null)
 {
 memoryStream = new MemoryStream();
 inputStream.CopyTo(memoryStream);
 }
 data = memoryStream.ToArray();
 }
 return data;
 }