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/// <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> private void UpLoadFile(string fileNamePath,string uriString) { string fileName = fileNamePath.Substring(fileNamePath.LastIndexOf("\\") + 1); 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(fileName, FileMode.Open, FileAccess.Read); //FileStream fs = OpenFile(); BinaryReader r = new BinaryReader(fs); try { //使用UploadFile方法可以用下面的格式 //myWebClient.UploadFile(uriString,"PUT",fileNamePath); byte[] postArray = r.ReadBytes((int)fs.Length); Stream postStream = myWebClient.OpenWrite(uriString,"PUT"); if(postStream.CanWrite) { postStream.Write(postArray,0,postArray.Length); } else { AppHelper.MessageService.ShowError("文件目前不可写!"); } postStream.Close(); } catch { AppHelper.MessageService.ShowError("文件上传失败,请稍候重试~"); } } /// <summary> /// 下载服务器文件至客户端 /// </summary> /// <param name="URL">被下载的文件地址,绝对路径</param> /// <param name="Dir">另存放的目录</param> public void Download(string URL,string Dir) { WebClient client = new WebClient(); string fileName = URL.Substring(URL.LastIndexOf("\\") + 1); //被下载的文件名 string Path = Dir+fileName; //另存为的绝对路径+文件名 try { WebRequest myre=WebRequest.Create(URL); } catch { //MessageBox.Show(exp.Message,"Error"); } try { client.DownloadFile(URL,fileName); FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read); BinaryReader r = new BinaryReader(fs); byte[] mbyte = r.ReadBytes((int)fs.Length); FileStream fstr = new FileStream(Path,FileMode.OpenOrCreate,FileAccess.Write); fstr.Write(mbyte,0,(int)fs.Length); fstr.Close(); } catch { //MessageBox.Show(exp.Message,"Error"); } }
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