C# 上传文件到指定路径

//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();
            }

        }