//on server on button
private void ButtonServerOn_Click(object sender, RoutedEventArgs e)
{
//try to parse values and create server
try
{
IPAddress ip = IPAddress.Parse(TBserverIP.Text);
int port = Int32.Parse(TBserverPort.Text);
_server = new Server(ip, port);
}
catch//if error with arguments
{
LbResult.Content = "Invalid ip or port";
return;
}
try//try run new thread with server
{
_serverThread = new Thread(_server.StartWorking);
_serverThread.Start();
ButtonServerOn.IsEnabled = false;
ButtonServerOff.IsEnabled = true;
}
catch//inform user in bad case
{
LbResult.Content = "Error with server running";
_server.StopServer();
return;
}
//create new database worker and save session begin
DatabaseWorker dw = new DatabaseWorker();
dw.SaveSession();
}
//ending server work
private void EndServerWork()
{
try
{
//stop listening
if (_server != null)
{
_server.StopServer();
//save session end to database
DatabaseWorker dw = new DatabaseWorker();
dw.SaveSessionEnd();
}
}
catch
{
//inform user in bad case
LbResult.Content = "Error with finish";
}
}
public Client(TcpClient client)
{
//create new list if he is empty
if (_clientList == null)
{
_clientList = new List <TcpClient>();
}
//add our client
_clientList.Add(client);
//create new dataBase worker
DatabaseWorker dw = new DatabaseWorker();
while (true)
{
//wait message from client
string message = WaitMessage(client);
//if we recieved usual message with text
if (ShowRecieveOperation(message) == "msg:")
{
string text;
string user;
//parse text and user name
ParseMessage(message, out text, out user);
//save to database
dw.SaveMessage(text, user);
//send message to all users
SendToAll(message.Substring(_codeLength, message.Length - _codeLength));
}
//if our recieved message is message with authentication
else if (ShowRecieveOperation(message) == "ath:")
{
string userName;
string password;
//parse user name and password
ParseAuthenticationMessage(message, out userName, out password);
//if they are not empty
if (userName != "" && password != "")
{
//check password and user name
bool result = dw.CheckUserPassword(userName, password);
if (result)
{
//if true sent "true" to this client
SendToOne("true", client);
//adding ta database
dw.AddAuthentication(userName);
}
//send "false" in all other cases
else
{
SendToOne("false", client);
}
}
else
{
SendToOne("false", client);
}
}
//if we recieved message with registration
else if (ShowRecieveOperation(message) == "reg:")
{
string userName;
string password;
string userSurname;
string userPassportName;
string userEmail;
string userCity;
//parse this message
ParseRegistrationString(message, out userName, out password, out userSurname,
out userPassportName, out userEmail, out userCity);
//check if such user name is not exist
if (dw.CheckUser(userName))
{
SendToOne("false", client);
}
//else send "true" to this client
else
{
SendToOne("true", client);
//add to database
dw.AddUser(userName, password, userSurname, userPassportName, userEmail, userCity);
}
}
}
}
//on show authentications button click
private void ButtonShowAuthentication_Click(object sender, RoutedEventArgs e)
{
DatabaseWorker dw = new DatabaseWorker();
databaseInfo.ItemsSource = dw.GetAuthentications();
}
//on show users button click
private void ButtonShowUsers_Click(object sender, RoutedEventArgs e)
{
DatabaseWorker dw = new DatabaseWorker();
databaseInfo.ItemsSource = dw.GetUsers();
}
