private static bool CheckLoginData(string text, Socket currentSocket) //Check login data for conformity.
{
string[] arr = text.Split('_');
string login = Encryptor.EncryptString(arr[1]);
string password = Encryptor.EncryptString(arr[2]);
string uniqid = arr[3];
string[] pth = Directory.GetFiles(clientsDirectoryPath);
foreach (var currentPath in pth)
{
if (File.ReadAllText(currentPath).Contains(login) && File.ReadAllText(currentPath).Contains(password))
{
SendSocketData("acc", currentSocket);
Log("Found user: "******"err_lgin", currentSocket);
Log("Can't find user: " + Path.GetFileName(login), false, LogStates.ConsoleText, Flag_LogMessageDate);
return(false);
}
private static void ReceiveCallback(IAsyncResult AR) //Async delegated method to get requests from client sockets and transform them to string.
{
Socket currentSocket = (Socket)AR.AsyncState;
int received;
try
{
received = currentSocket.EndReceive(AR);
}
catch (Exception e)
{
Console.WriteLine("Wrong client side! See error below:");
currentSocket.Close();
clientSockets.Remove(currentSocket);
if (!Flag_FullErrors)
{
Console.WriteLine("Client forcely disconnected.");
}
else
{
Console.WriteLine(e.ToString());
}
Log("Failed to receive callback!", false, LogStates.Program, Flag_LogMessageDate);
Log(e.ToString(), false, LogStates.Error, Flag_LogMessageDate);
return;
}
byte[] recBuf = new byte[received];
Array.Copy(buffer, recBuf, received);
string text = Encryptor.DecryptString(Encoding.Unicode.GetString(recBuf));
if (text != "c_check")
{
Log("Received callback - " + Encryptor.EncryptString(text), false, LogStates.Program, Flag_LogMessageDate);
}
CheckRequestType(text, currentSocket);
currentSocket.BeginReceive(buffer, 0, BUFFER_SIZE, SocketFlags.None, ReceiveCallback, currentSocket);
}
private static bool CheckRegistrationData(string text, Socket currentSocket) //Check for registration accessibility.
{
string[] arr = text.Split('_');
string login = Encryptor.EncryptString(arr[1]);
string password = Encryptor.EncryptString(arr[2]);
string email = Encryptor.EncryptString(arr[3]);
string phone = Encryptor.EncryptString(arr[4]);
string uniqid = arr[5];
if (File.Exists(@"ClientsData\" + uniqid + ".ld"))
{
string[] pth = Directory.GetFiles(clientsDirectoryPath);
int count = 0;
foreach (var currentPath in pth)
{
count++;
if (File.ReadAllText(currentPath).Contains(login))
{
SendSocketData("err_lgn", currentSocket);
Log("Failed to register new user!", false, LogStates.Program, Flag_LogMessageDate);
return(false);
}
else if (File.ReadAllText(currentPath).Contains(email))
{
SendSocketData("err_eml", currentSocket);
Log("Failed to register new user!", false, LogStates.Program, Flag_LogMessageDate);
return(false);
}
else if (File.ReadAllText(currentPath).Contains(phone))
{
SendSocketData("err_phn", currentSocket);
Log("Failed to register new user!", false, LogStates.Program, Flag_LogMessageDate);
return(false);
}
}
File.Create(@"ClientsData\" + uniqid + "_" + count.ToString() + ".ld").Close();
Log("New file created: " + uniqid + "_" + count.ToString() + ".ld", false, LogStates.Program, Flag_LogMessageDate);
File.AppendAllText(@"ClientsData\" + uniqid + "_" + count.ToString() + ".ld", BuildRegistrationStringDecrypted(login, password, email, phone));
Log("Appended text to file " + uniqid + "_" + count.ToString() + ".ld" + ": " + BuildRegistrationStringDecrypted(login, password, email, phone), false, LogStates.Program, Flag_LogMessageDate);
byte[] data_2 = Encoding.Unicode.GetBytes(Encryptor.EncryptString("acc"));
currentSocket.Send(data_2);
return(true);
}
else
{
string[] pth = Directory.GetFiles(clientsDirectoryPath);
foreach (var currentPath in pth)
{
if (File.ReadAllText(currentPath).Contains(login))
{
SendSocketData("err_lgn", currentSocket);
Log("Failed to register new user!", false, LogStates.Program, Flag_LogMessageDate);
return(false);
}
else if (File.ReadAllText(currentPath).Contains(email))
{
SendSocketData("err_eml", currentSocket);
Log("Failed to register new user!", false, LogStates.Program, Flag_LogMessageDate);
return(false);
}
else if (File.ReadAllText(currentPath).Contains(phone))
{
SendSocketData("err_phn", currentSocket);
Log("Failed to register new user!", false, LogStates.Program, Flag_LogMessageDate);
return(false);
}
}
File.Create(@"ClientsData\" + uniqid + ".ld").Close();
Log("New file created: " + uniqid + ".ld", false, LogStates.Program, Flag_LogMessageDate);
File.AppendAllText(@"ClientsData\" + uniqid + ".ld", BuildRegistrationStringDecrypted(login, password, email, phone));
Log("Appended text to file " + uniqid + ".ld" + ": " + BuildRegistrationStringDecrypted(login, password, email, phone), false, LogStates.Program, Flag_LogMessageDate);
byte[] data_2 = Encoding.Unicode.GetBytes(Encryptor.EncryptString("acc"));
currentSocket.Send(data_2);
return(true);
}
}
private static void SendSocketData(string data_txt, Socket currentSocket) //Send data to client.
{
byte[] data = Encoding.Unicode.GetBytes(Encryptor.EncryptString(data_txt));
currentSocket.Send(data);
}