public void DisplayPath()
{
try
{
ClientSocket.SendMessage("SEND_CUR_PATH");
string path = ClientSocket.ReceiveMessage();
// Logic to enable disable
LabelPath = path;
if (path.Equals(@"\"))
{
EnableUpload = false;
}
else
{
EnableUpload = true;
}
}
catch (Exception)
{
MessageBox.Show("Server have been stop");
Environment.Exit(0);
}
}
public void CreateNewFolder()
{
try
{
ClientSocket.SendMessage("CREATE_FOLDER");
string receive = ClientSocket.ReceiveMessage();
if (!receive.Equals("SEND_FOLDERNAME"))
{
throw new Exception();
}
ClientSocket.SendMessage(NewFolderName);
receive = ClientSocket.ReceiveMessage();
if (receive.Equals("FOLDER_EXIST"))
{
MessageBox.Show("Folder already exist in current directory");
return;
}
else if (receive.Equals("SUCCESSFULLY_CREATED"))
{
OpenFolder(NewFolderName);
MessageBox.Show("Folder is successfully created");
}
}
catch (Exception)
{
MessageBox.Show("Server have been stop");
Environment.Exit(0);
}
}
public void DownloadTheFile(string fileName)
{
try
{
string output;
ClientSocket.SendMessage("DOWNLOAD");
output = ClientSocket.ReceiveMessage(); //Normal size will be 256
if (output.Equals("SEND_FILENAME"))
{
//Sending FileName
ClientSocket.SendMessage(fileName);
output = ClientSocket.ReceiveMessage(256); //Receice the ack
if (output.Equals("NOT_EXIST"))
{
MessageBox.Show("Filenot exist");
return;
}
ClientSocket.SendMessage("sizeOfFile");
int size = Convert.ToInt32(ClientSocket.ReceiveMessage());
ClientSocket.ReceiveFile(fileName, size);
System.Diagnostics.Process.Start("explorer.exe", $@"{fileName}");
}
}
catch (Exception)
{
MessageBox.Show("Server have been stop");
Environment.Exit(0);
}
}
public void DisplayParentData()
{
try
{
//clearing list
FilesList.Clear();
FilesList.Add(new DataItem("PARENT", ".."));
ClientSocket.SendMessage("BACK");
string receive = ClientSocket.ReceiveMessage();
if (receive.Equals("DISPLAY_ROOT"))
{
DefaultViewOfList();
return;
}
// Receiving Folder List
// receiving size
ClientSocket.SendMessage("SENDSIZE");
int size = Convert.ToInt32(ClientSocket.ReceiveMessage());
ClientSocket.SendMessage("SEND_FOLDER");
byte[] byteArray = ClientSocket.ReceiveByte(size);
List <string> lists = Deserialize(byteArray);
foreach (var item in lists)
{
FilesList.Add(new DataItem("FOLDER", item));
}
//Receiving File list
ClientSocket.SendMessage("NEXT");
size = Convert.ToInt32(ClientSocket.ReceiveMessage());
ClientSocket.SendMessage("SEND_FILES");
byteArray = ClientSocket.ReceiveByte(size);
lists = Deserialize(byteArray);
foreach (var item in lists)
{
FilesList.Add(new DataItem("FILE", item));
}
// get path to display
DisplayPath();
}
catch (Exception)
{
MessageBox.Show("Server have been stop");
Environment.Exit(0);
}
}
public void DefaultViewOfList()
{
try
{
FilesList.Clear();
ClientSocket.SendMessage("ROOT_FOLDER");
string receive = ClientSocket.ReceiveMessage();
if (!receive.Equals("OK"))
{
throw new Exception();
}
ClientSocket.SendMessage("SEND_SIZE");
receive = ClientSocket.ReceiveMessage();
ClientSocket.SendMessage("SEND_OBJECT");
byte[] byteArray = ClientSocket.ReceiveByte(Convert.ToInt32(receive));
List <string> lists = Deserialize(byteArray);
foreach (var item in lists)
{
FilesList.Add(new DataItem("FOLDER", item));
}
// get path to display
DisplayPath();
}
catch (Exception)
{
MessageBox.Show("Server have been stop");
Environment.Exit(0);
}
}
public void OpenFolder(string fileName)
{
try
{
//clearing list
FilesList.Clear();
FilesList.Add(new DataItem("PARENT", ".."));
ClientSocket.SendMessage("GET_FOLDER_CONTAIN");
string receive = ClientSocket.ReceiveMessage();
if (!receive.Equals("OK"))
{
throw new Exception();
}
ClientSocket.SendMessage(fileName);
// Receiving Folder List
// receiving size
int size = Convert.ToInt32(ClientSocket.ReceiveMessage());
ClientSocket.SendMessage("SEND_FOLDER");
byte[] byteArray = ClientSocket.ReceiveByte(size);
List <string> lists = Deserialize(byteArray);
foreach (var item in lists)
{
FilesList.Add(new DataItem("FOLDER", item));
}
//Receiving File list
ClientSocket.SendMessage("NEXT");
size = Convert.ToInt32(ClientSocket.ReceiveMessage());
ClientSocket.SendMessage("SEND_FILES");
byteArray = ClientSocket.ReceiveByte(size);
lists = Deserialize(byteArray);
foreach (var item in lists)
{
FilesList.Add(new DataItem("FILE", item));
}
// get path to display
DisplayPath();
}
catch (Exception)
{
MessageBox.Show("Server have been stop");
Environment.Exit(0);
}
}
protected override void OnClosing(System.ComponentModel.CancelEventArgs e)
{
try
{
ClientSocket.SendMessage("EXIT");
}
catch (Exception)
{
MessageBox.Show("Server have been stop");
Environment.Exit(0);
}
}
public bool Authentication(string username, string password)
{
ClientSocket.SendMessage("LOGIN");
string receive = ClientSocket.ReceiveMessage();
if (receive.Equals("REQUEST_ACCEPTED"))
{
// Sending username and password to server
string msgSend = string.Format("{0}${1}", username, password);
ClientSocket.SendMessage(msgSend);
// Reply from server
receive = ClientSocket.ReceiveMessage();
if (receive.Equals("VALID"))
{
return(true);
}
}
return(false);
}
public void CheckFileExist()
{
try
{
FilesList.Clear();
FilesList.Add(new DataItem("PARENT", ".."));
string output;
ClientSocket.SendMessage("SEARCH");
output = ClientSocket.ReceiveMessage();
if (output.Equals("SEND_FILENAME"))
{
ClientSocket.SendMessage(SearchText); //send filename
//Receiving File list
int size = Convert.ToInt32(ClientSocket.ReceiveMessage());
ClientSocket.SendMessage("SEND_FILES");
byte[] byteArray = ClientSocket.ReceiveByte(size);
List <string> lists = Deserialize(byteArray);
foreach (var item in lists)
{
FilesList.Add(new DataItem("FILE", item));
}
}
//Enable to create folder
EnableUpload = false;
}
catch (Exception)
{
MessageBox.Show("Server have been stop");
Environment.Exit(0);
}
}
public void UploadTheFile(string FileName, string FilePath)
{
try
{
string output, sendData;
ClientSocket.SendMessage("UPLOAD");
output = ClientSocket.ReceiveMessage(); //Normal size will be 256
if (output.Equals("SEND"))
{
//Sending FileName and checksum
sendData = string.Format("{0}${1}", FileName, md5Checksum(FilePath));
ClientSocket.SendMessage(sendData);
// Reply form server
output = ClientSocket.ReceiveMessage(256); // ALLOK , FILE_EXIST
//If file is already exist
if (output.Equals("FILE_EXIST"))
{
//File already present
MessageBoxResult result = MessageBox.Show("File is already exist, Do you wan't to overwrite", "Error", MessageBoxButton.YesNo);
if (result.HasFlag(MessageBoxResult.No))
{
ClientSocket.SendMessage("NO");
return;
}
ClientSocket.SendMessage("YES");
ClientSocket.ReceiveMessage(); //Receive ALLOK
}
else if (output.Equals("ALLOK"))
{
}
else
{
MessageBoxResult result = MessageBox.Show("Same file is Exist at " + output, "Error", MessageBoxButton.YesNo);
if (result.HasFlag(MessageBoxResult.No))
{
ClientSocket.SendMessage("NO");
return;
}
ClientSocket.SendMessage("YES");
ClientSocket.ReceiveMessage(); //Receive ALLOK
}
// Sending FileSize
FileInfo fi = new FileInfo(FilePath);
ClientSocket.SendMessage(fi.Length.ToString());
output = ClientSocket.ReceiveMessage();
if (output.Equals("SENDFILE"))
{
//SendFile
ClientSocket.SendFile(FilePath);
output = ClientSocket.ReceiveMessage();
// Display in list
DisplayParentData();
OpenFolder(output);
MessageBox.Show("Successfully uploaded", "Output");
}
}
}
catch (Exception)
{
MessageBox.Show("Server have been stop");
Environment.Exit(0);
}
}
