Esempio n. 1
0
        public void HandleClient(object obj)
        {
            // retrieve client from parameter passed to thread
            TcpClient client = (TcpClient)obj;

            // set two streams
            StreamWriter sWriter = new StreamWriter(client.GetStream(), Encoding.ASCII);
            StreamReader sReader = new StreamReader(client.GetStream(), Encoding.ASCII);

            Boolean isConnected = true;
            String  sData;

            while (isConnected)
            {
                // reads from stream
                try
                {
                    sData = sReader.ReadLine();
                    if (sData == null)
                    {
                        break;
                    }
                }
                catch (IOException e)
                {
                    Console.WriteLine(e.Message);
                    break;
                }
                Console.WriteLine("Got data from client: " + sData);
                if (sData.StartsWith("POST"))
                {
                    ReceivedData.Add(sData.TrimStart(new char[] { 'P', 'O', 'S', 'T', ' ' }));
                }
                else if (sData.StartsWith("GET"))
                {
                    if (ReceivedData.Count == 0)
                    {
                        sWriter.WriteLine("No words available.");
                    }
                    else
                    {
                        string[] splitString = ReceivedData[ReceivedData.Count - 1].Split(new char[] { ' ' });
                        ReceivedData.RemoveAt(ReceivedData.Count - 1);
                        //"GET QS / BT / BS lorem ipsum
                        string[]  method    = sData.Split(new char[] { ' ' });
                        Stopwatch stopWatch = new Stopwatch();
                        stopWatch.Start();
                        switch (method[1])
                        {
                        case "BS":
                        {
                            IEnumerable <IGrouping <string, string> > groupCount = splitString.GroupBy(w => w);
                            List <Bubble> bubbles = new List <Bubble>();
                            foreach (IGrouping <string, string> group in groupCount)
                            {
                                bubbles.Add(new Bubble(group.Key, group.Count()));
                            }
                            bubbles = BubbleSort.Sort(bubbles);
                            string s = "";
                            foreach (Bubble b in bubbles)
                            {
                                s = s + b.Word + " " + b.Count + ", ";
                            }
                            s = s.TrimEnd(new char[] { ',', ' ' });
                            stopWatch.Stop();
                            Console.WriteLine("BubbleSort finished sorting in: " + stopWatch.ElapsedMilliseconds);
                            sWriter.WriteLine(s);
                            break;
                        }

                        case "BT":
                        {
                            IEnumerable <IGrouping <string, string> > groupCount = splitString.GroupBy(w => w);
                            BinaryTree <int, string> bt = new BinaryTree <int, string>();
                            foreach (IGrouping <string, string> group in groupCount)
                            {
                                bt.Add(group.Count(), group.Key);
                            }
                            stopWatch.Stop();
                            Console.WriteLine("BinaryTree finished sorting in: " + stopWatch.ElapsedMilliseconds);
                            sWriter.WriteLine(bt.PrintTree(BinaryTree <int, string> .TraversalMethod.Inorder, BinaryTree <int, string> .TraversalDirection.Backwards));
                            break;
                        }

                        case "QS":
                        {
                            QuickSort qs = new QuickSort();
                            Dictionary <string, WordCount> wordCountDict = new Dictionary <string, WordCount>();
                            foreach (string temp in splitString)
                            {
                                if (wordCountDict.ContainsKey(temp))
                                {
                                    wordCountDict[temp].Count++;
                                }
                                else
                                {
                                    wordCountDict.Add(temp, new WordCount(temp, 1));
                                }
                            }
                            WordCount[] wordCountList = new WordCount[wordCountDict.Count];

                            wordCountList = qs.Sort(wordCountDict.Values.ToArray());
                            string s = "";
                            for (int i = 0; i < wordCountList.Length; i++)
                            {
                                s = s + wordCountList[i].Word + " " + wordCountList[i].Count;
                                if (i < wordCountList.Length - 1)
                                {
                                    s = s + ", ";
                                }
                            }
                            stopWatch.Stop();
                            Console.WriteLine("BinaryTree finished sorting in: " + stopWatch.ElapsedMilliseconds);
                            sWriter.WriteLine(s);
                            break;
                        }

                        default:
                        {
                            sWriter.WriteLine("No sorting method chosen.");
                            break;
                        }
                        }
                    }
                }
                else
                {
                    sWriter.WriteLine("Wrong header");
                }
                sWriter.Flush();
            }
            Console.WriteLine("Connection closed to client.");
        }
Esempio n. 2
0
        static void ServerWorker(Object obj)
        {
            TcpClient cli = (TcpClient)obj;

            try
            {
                StreamReader reader     = new StreamReader(cli.GetStream());
                StreamWriter writer     = new StreamWriter(cli.GetStream());
                String       clientInfo = reader.ReadLine(); // citanje info za najaveniot klient
                Console.WriteLine(clientInfo);
                int             clid = Convert.ToInt32(clientInfo.Split(',')[0]);
                String          pw   = clientInfo.Split(',')[1];
                int             port = ((IPEndPoint)cli.Client.RemoteEndPoint).Port;
                ClientContainer cc   = new ClientContainer(clid, pw, cli.GetStream(), writer);
                if (!listOfClients.Contains(cc))
                {
                    writer.WriteLine("Најавата е успешна.");
                    writer.Flush();
                    listOfClients.AddLast(cc);
                    Console.WriteLine("Успешно додаден клиент во листата.");
                    while (true)
                    {
                        String poraka;
                        while ((poraka = reader.ReadLine()) == null)
                        {
                            ;
                        }
                        int toId = Convert.ToInt32(poraka);
                        if (IdExists(toId))
                        {
                            Console.WriteLine("Проверка ID");
                            writer.WriteLine("ПОСТОИ");
                            writer.Flush();
                            String          toPwd = reader.ReadLine();
                            ClientContainer ccon;
                            if ((ccon = PasswordAuthentication(toId, toPwd)) != null)
                            {
                                Console.WriteLine("Проверка Password");
                                writer.WriteLine("ТОЧЕН");
                                writer.Flush();
                                String row;
                                row = reader.ReadLine();
                                String [] buffer = new String[100];
                                buffer[0] = row;
                                int i = 1;
                                Console.WriteLine(buffer[0]);
                                while (!(row = reader.ReadLine()).Equals("END"))
                                {
                                    buffer[i] = row;
                                    //Console.WriteLine(buffer[i]);
                                    i++;
                                    //Console.WriteLine(i);
                                }
                                Console.WriteLine("#Пренесувам датотека " + buffer[0]);
                                StreamWriter writerTo = ccon.getWriter();
                                writerTo.WriteLine(buffer[0]);
                                writerTo.Flush();
                                i = 1;
                                while (i < 100)
                                {
                                    writerTo.WriteLine(buffer[i]);
                                    i++;
                                }
                                writerTo.WriteLine("END");
                                writerTo.Flush();
                                Console.WriteLine("Завршено пренесување");
                            }
                            else
                            {
                                writer.WriteLine("ГРЕШЕН");
                                writer.Flush();
                            }
                        }
                        else
                        {
                            writer.WriteLine("НЕПОСТОИ");
                            writer.Flush();
                        }
                    }
                }
                else
                {
                    Console.WriteLine("Додавањето во листа е неуспешно.");
                    writer.WriteLine("Најавата е неуспешна.");
                    writer.Flush();
                }
            }
            catch
            {
            }
            finally
            {
                if (cli != null)
                {
                    cli.Close();
                }
            }
        }
 /// <summary>
 /// Método que enviará os comandos a todos os jogadores.
 /// </summary>
 /// <param name="text">O texto que será enviado</param>
 private void send(String text)
 {
     writer.Write(text);
     writer.WriteLine();
     writer.Flush();
 }
Esempio n. 4
0
        static void Work(TcpClientWrapper client)
        {
            while (client.Client.Connected)
            {
                string tmp = client.ReadLine();
                if (tmp.Contains("Type\":\"user"))    //проверка на пользователя
                {
                    User user = JsonConvert.DeserializeObject <User>(tmp);
                    if (user.NeedDelete)
                    {
                        Message notifMessage = new Message();
                        notifMessage.Content = $"[{DateTime.Now}][{user.Name}] has left chat\r\n";
                        string jsonMessage = JsonConvert.SerializeObject(notifMessage, Formatting.None);
                        foreach (var cl in allClients)
                        {
                            cl.WriteLine(jsonMessage);
                        }
                        Console.WriteLine($"[{DateTime.Now}]:{client.Client.Client.RemoteEndPoint.ToString()} left");
                        client.Client.Client.Close();
                        allClients.Remove(client);
                        userList.Data.Remove(user);
                        string jsonUsers = JsonConvert.SerializeObject(userList, Formatting.None);
                        foreach (var cl in allClients)
                        {
                            cl.WriteLine(jsonUsers);
                        }
                    }
                    else
                    {
                        StreamReader readId = new StreamReader(path_user_id_file);
                        int          get_id = Convert.ToInt32(readId.ReadLine());
                        readId.Close();
                        user.Id = get_id;

                        StreamWriter writeId = new StreamWriter(path_user_id_file);
                        writeId.WriteLine(++get_id);
                        writeId.Flush();
                        writeId.Close();
                        userList.Data.Add(user);
                        string jsonUsers = JsonConvert.SerializeObject(userList, Formatting.None);

                        foreach (var cl in allClients)
                        {
                            cl.WriteLine(jsonUsers);
                        }
                        Message notifMessage = new Message();
                        notifMessage.Content = $"[{DateTime.Now}][{user.Name}] has joined chat\r\n";
                        string jsonMessage = JsonConvert.SerializeObject(notifMessage, Formatting.None);
                        foreach (var cl in allClients)
                        {
                            cl.WriteLine(jsonMessage);
                        }
                    }
                }
                else if (tmp.Contains("Type\":\"message"))
                {
                    Message message     = JsonConvert.DeserializeObject <Message>(tmp);
                    string  fullMessage = $"[{DateTime.Now}][{message.Sender}]:{message.Content}\r\n";
                    message.Content = fullMessage;
                    string jsonMessage = JsonConvert.SerializeObject(message, Formatting.None);
                    foreach (var cl in allClients)
                    {
                        cl.WriteLine(jsonMessage);
                    }
                }
            }
        }