private void fileResponse(string strRead)
{
try{
FileRequestObjcet fro = new FileRequestObjcet(strRead);
FileInfo fi = new FileInfo(fro.FilePath);
if (fi.Exists)
{
TcpClient fileSendClient = new TcpClient(AddressFamily.InterNetwork);
fileSendClient.Connect(fro.RemoteIEP);
NetworkStream ns = fileSendClient.GetStream();
BinaryWriter bw = new BinaryWriter(ns);
bw.Write(fro.ID);
FileStream fs = new FileStream(fro.FilePath, FileMode.Open);
byte[] readBuf = new byte[NetClass.BUFF_SIZE];
int byteRead = 0;
while ((byteRead = fs.Read(readBuf, 0, NetClass.BUFF_SIZE)) > 0)
{
bw.Write(readBuf, 0, byteRead);
}
fs.Close();
bw.Close();
ns.Close();
fileSendClient.Close();
}
}
catch (Exception e)
{
Debug.WriteLine(e.Message);
}
}
public void FileRequest(IPEndPoint remote, string path)
{
DialogResult dr = MessageBox.Show("是否保存文件：是[保存并打开]，否[仅打开]", "选择", MessageBoxButtons.YesNoCancel);
string fileSavePath = "";
if (dr == DialogResult.Yes)
{
SaveFileDialog sfdlg = new SaveFileDialog();
sfdlg.DefaultExt = path.Substring(path.LastIndexOf("."));
sfdlg.RestoreDirectory = true;
if (sfdlg.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
fileSavePath = sfdlg.FileName;
}
}
else if (dr == DialogResult.No)
{
int loca = path.LastIndexOf('\\');
//int DateTime.Now.ToString format, fff... stands for milliseconds
//for example ss-ffff:57-2141
fileSavePath = recvTmpPath + "\\" + DateTime.Now.ToString("yyyyMMddHHmmss") + "_";
string fileSaveName;
while (true)
{
fileSaveName = CommMethod.RandString(4) + "_";
if (loca > 0)
{
fileSaveName += path.Substring(loca + 1);
}
else
{
fileSaveName += path;
}
FileInfo fs = new FileInfo(fileSavePath + fileSaveName);
if (!fs.Exists)
{
fileSavePath += fileSaveName;
break;
}
}
}
else
{
return;
}
FileWaitObjcet fwo = new FileWaitObjcet();
fwo.ID = CommMethod.RandString(FileWaitObjcet.IDLength);
fwo.SavePath = fileSavePath;
fileWaitMutex.WaitOne();
while (dicFileWait.ContainsKey(fwo.ID))
{
fwo.ID = CommMethod.RandString(FileWaitObjcet.IDLength);
}
dicFileWait.Add(fwo.ID, fwo);
fileWaitMutex.ReleaseMutex();
FileRequestObjcet fro = new FileRequestObjcet(fwo.ID, netc.LocalFileRecvIEP, path);
netc.SendTCPString(remote, FileRequestHead + fro.ToString());
}
