//localaddress (上传的文件夹地址）

//serveraddress (上传到的服务器地址)

//上传文件的版本（记录第几次上传而已)

 public string UpLoadFileAll(string localaddress, string serveraddress, string version)

        {

            try

            {

                XmlDocument objXmlDoc = new XmlDocument();

                StringBuilder sb = new StringBuilder();

                sb.Append("<?xml version=\"1.0\" encoding=\"utf-8\" ?> ");

                sb.Append(@"<updateFiles>");

                foreach (string file in Directory.GetFiles(localaddress))

                {

                    FileInfo fi = new FileInfo(file);

                    if ((fi.Extension.ToUpper() == ".EXE" || fi.Extension.ToUpper() == ".DLL" || fi.Name.ToUpper() == "WFDB.ini".ToUpper()) && fi.Name.IndexOf("vshost") == -1)

                    {

                        sb.Append("<file path=\"" + fi.Name + "\"");

                        sb.Append(" url=\"" + serveraddress + "/" + fi.Name + ".zip\" ");

                        sb.Append(" lastver=\"" + version + "\" ");

                        sb.Append(" size=\"" + fi.Length + "\" ");

                        sb.Append(" needRestart=\"true\"");

                        sb.Append(@" />");

                        File.Move(fi.FullName, fi.FullName + ".zip");

                        File.Delete(fi.FullName);

                        UpLoadFile(fi.FullName + ".zip", serveraddress);

                        File.Move(fi.FullName + ".zip", fi.FullName);

                    }

                }

                sb.Append(@"</updateFiles>");

                objXmlDoc.LoadXml(sb.ToString());

                objXmlDoc.Save(localaddress + @"\UpdateService.xml");

                UpLoadFile(localaddress + @"\UpdateService.xml", serveraddress);

                if (File.Exists(localaddress + @"\UpdateService.xml"))

                    File.Delete(localaddress + @"\UpdateService.xml");

                return "OK";

            }

            catch (Exception ex)

            {

                throw ex;

            }

        }

        /// <summary>

        /// WebClient上传文件至服务器，默认不自动改名

        /// </summary>

        /// <param name="fileNamePath">文件名，全路径格式</param>

        /// <param name="uriString">服务器文件夹路径</param>

        public void UpLoadFile(string fileNamePath, string uriString)

        {

            UpLoadFile(fileNamePath, uriString, false);

        }

        /// <summary>

        /// WebClient上传文件至服务器

        /// </summary>

        /// <param name="fileNamePath">文件名，全路径格式</param>

        /// <param name="uriString">服务器文件夹路径</param>

        /// <param name="IsAutoRename">是否自动按照时间重命名</param>

        public void UpLoadFile(string fileNamePath, string uriString, bool IsAutoRename)

        {

            string fileName = fileNamePath.Substring(fileNamePath.LastIndexOf("\\") + 1);

            string NewFileName = fileName;

            if (IsAutoRename)

            {

                NewFileName = DateTime.Now.ToString("yyMMddhhmmss") + DateTime.Now.Millisecond.ToString() + fileNamePath.Substring(fileNamePath.LastIndexOf("."));

            }

            string fileNameExt = fileName.Substring(fileName.LastIndexOf(".") + 1);

            if (uriString.EndsWith("/") == false) uriString = uriString + "/";

            uriString = uriString + NewFileName;

            /// 创建WebClient实例

            WebClient myWebClient = new WebClient();

            myWebClient.Credentials = CredentialCache.DefaultCredentials;

            // 要上传的文件

            FileStream fs = new FileStream(fileNamePath, FileMode.Open, FileAccess.Read);

            //FileStream fs = OpenFile();

            BinaryReader r = new BinaryReader(fs);

            byte[] postArray = r.ReadBytes((int)fs.Length);

            Stream postStream = myWebClient.OpenWrite(uriString, "PUT");

            try

            {

                //使用UploadFile方法可以用下面的格式

                //myWebClient.UploadFile(uriString,"PUT",fileNamePath);

                if (postStream.CanWrite)

                {

                    postStream.Write(postArray, 0, postArray.Length);

                    postStream.Close();

                    fs.Dispose();

                }

                else

                {

                    postStream.Close();

                    fs.Dispose();

                }

            }

            catch (Exception err)

            {

                postStream.Close();

                fs.Dispose();

                throw err;

            }

            finally

            {

                postStream.Close();

                fs.Dispose();

            }

        }