C#向共享⽂件夹上传及下载⽂件//第⼀步建⽴共享链接
public static bool connectState(string path, string userName, string passWord)
{
bool Flag = false;
Process proc = new Process();
try
{
proc.StartInfo.FileName = "";
proc.StartInfo.UseShellExecute = false;
proc.StartInfo.RedirectStandardInput = true;
proc.StartInfo.RedirectStandardOutput = true;
proc.StartInfo.RedirectStandardError = true;
proc.StartInfo.CreateNoWindow = true;
proc.Start();
string dosLine = @"net use " + path + " /User:" + userName + "" + passWord + " /PERSISTENT:YES";
proc.StandardInput.WriteLine(dosLine);
proc.StandardInput.WriteLine("exit");
while (!proc.HasExited)
{
proc.WaitForExit(1000);
}
string errormsg = proc.StandardError.ReadToEnd();
proc.StandardError.Close();
if (string.IsNullOrEmpty(errormsg))
{
Flag = true;
}
else
{
throw new Exception(errormsg);
}
}
catch (Exception ex)
{
throw ex;
}
finally
{
proc.Close();
proc.Dispose();
}
return Flag;
}
//第⼆部上传⽂件
public void UpLoadFile(string fileNamePath, string urlPath, string User, string Pwd)connect下载
{
string newFileName = fileNamePath.Substring(fileNamePath.LastIndexOf(@"\") + 1);//取⽂件名称
MessageBox.Show(newFileName);
if (urlPath.EndsWith(@"\") == false) urlPath = urlPath + @"\";
urlPath = urlPath + newFileName;
WebClient myWebClient = new WebClient();
NetworkCredential cread = new NetworkCredential();
myWebClient.Credentials = cread;
FileStream fs = new FileStream(fileNamePath, FileMode.Open, FileAccess.Read);
BinaryReader r = new BinaryReader(fs);
try
{
byte[] postArray = r.ReadBytes((int)fs.Length);
Stream postStream = myWebClient.OpenWrite(urlPath);
// postStream.m
if (postStream.CanWrite)
{
postStream.Write(postArray, 0, postArray.Length);
MessageBox.Show("⽂件上传成功！", "提醒", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
else
{
MessageBox.Show("⽂件上传错误！", "警告", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
postStream.Close();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "错误");
}
}
//下载⽂件
public void DownLoadFile(string URL, string DIR)
{
string FileName = URL.Substring(URL.LastIndexOf("\\") + 1);
string PATH = DIR + FileName;
try
{
WebRequest SC = WebRequest.Create(URL);
}
catch
{
}
try
{
//client.DownloadFile(URL, PATH);
}
catch
{
}
}
//⽹上了好多资料都不很很符合我的要求改成这种⽅法可以实现局域⽹图⽚上传很爽⼤家可以尝试⼀下

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