批量上传图片uplodify插件

1 uplodify 批量上传图片（实质是一张一张upload）

上传控件：

      <input type="file" name="file_upload" id="file_upload"  onclick="uploadFile();"/>    

　　

初始化uplodify:

//初始化上传控件
function initUploadifyNew() {
    $("#file_upload").uploadify({
        'buttonImage': '/Content/images/btn_upload.png',
        'buttonText': '批量上传素材',
        'height': 30,
        'width': 105,
        'swf': '/Scripts/uploadify-v3.2/uploadify.swf',
        'uploader': '/ImageUpLoad/Import',
        'cancelImg': '/Scripts/uploadify-v3.2/uploadify-cancel.png',
        'fileTypeDesc': 'Image Files or Flash Files',
        'fileTypeExts': '*.gif; *.jpg; *.png;*.bmp;',
        'multi': true,
        'auto': true,
        'sizeLimit': 1024 * 1024 * 1, //1M
        'onDialogOpen': function () {
            querryInfo.errMsg.html("");
        },

        'onUploadSuccess': uploadSuccessNew,
        'onUploadError': uploadErrorNew
    });
}

function uploadErrorNew(file, errorCode, errorMsg, errorString) {
    alert("上传失败!");
}
//上传成功--处理函数
function uploadSuccessNew(file, data, response) {
    var rel = JSON.parse(data);
    if (rel.msg.Status == "1") {
        var info = new Array();
        info.push({ "fileName": rel.Title, "imgUrl": rel.Path });
        var uploadInfo = eval("(" + JSON.stringify(info) + ")");

        var tempOpt = new Array();
        tempOpt.push("upload_info_temp");
        var html = InitButtonHtml(tempOpt, uploadInfo);

        $("#upLoadInfo").show().append(html);
        initAutocompletes();
    } else {
        querryInfo.errMsg.show();
        querryInfo.errMsg.append(rel.msg.Message);
    }
}

图片校验、保存至FTP服务器

  [HttpPost]
        public ActionResult Import(HttpPostedFileBase FileData, string folder)
        {
            object obj = _imageUploadManagementBusiness.ImgUpload(FileData);
            return Json(obj, JsonRequestBehavior.AllowGet);
        }

 public object ImgUpload(HttpPostedFileBase FileData)
        {
            object imgInfo = new object();

            string physicsPath = string.Empty;
            string resultPath = string.Empty;
            MessageInfo Msg = new MessageInfo {Status = MessageStatus.Success};

            try
            {
                if (FileData != null && FileData.ContentLength > 0)
                {
                    var file = FileData;
                    int filesize = Convert.ToInt32(ConfigHelper.AdverOpeningUploadFileSize);
                    string[] fileExts = ConfigHelper.AdverOpeningUploadImgExts.Split(',');
                    string upfileExtension = Path.GetExtension(file.FileName);

                    string relativePath = @"~/Content/tempimages/" + Guid.NewGuid() + upfileExtension;
                    physicsPath = HttpContext.Current.Server.MapPath(relativePath);

                    if (file.ContentLength > filesize)
                    {
                        throw new Exception(string.Format("{0} 的图片大于1M，无法上传！", FileData.FileName));
                    }

                    file.SaveAs(physicsPath);
                    if (File.Exists(physicsPath))
                    {
                        resultPath = SaveToFTP(relativePath);
                    }

                }
            }
            catch (Exception e)
            {
                Msg.Message = e.Message;
                Msg.Status = MessageStatus.Error;
            }
            return new
                {
                    Title = FileData.FileName,
                    Path = resultPath,
                    msg = Msg
                };
        }

        private string SaveToFTP(string localPath)
        {

            string savefileName = string.Format("{0}_{1}{2}", Path.GetRandomFileName(),
                                                DateTime.Now.ToString("yyyymmdd"), Path.GetExtension(localPath));
            using (FileStream fs = new FileStream(HttpContext.Current.Server.MapPath(localPath), FileMode.Open))
            {
                string ftpAddr = AppSettings.FtpAddress;
                string ftpUser = AppSettings.FtpUser;
                string ftpPwd = AppSettings.FtpPwd;
                string FtpDir = AppSettings.FtpDir;
                FTPHelper.UploadCreativeToFTP(ftpAddr, fs, ftpUser, ftpPwd, FtpDir, savefileName);
            }
            return Path.Combine(AppSettings.PlayUrl, savefileName);
        }