برنامه مربوط به چت _ chat

[NIIT]

کلاس client:

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Text;

using System.Windows.Forms;

using System.Net.Sockets;



namespace winHTTP

{

    public partial class Client1 : Form

    {

        public Client1()

        {

            InitializeComponent();

        }



        private void Client1_Load(object sender, EventArgs e)

        {

            tcpconnect();



        }

        private void tcpconnect()

        {



            TcpClient tcp = new TcpClient("localhost", 8080);



            tcp.NoDelay = false;



            tcp.ReceiveTimeout = 60000;



            tcp.ReceiveBufferSize = 25000;



            NetworkStream stream = tcp.GetStream();





            byte[] send = Encoding.ASCII.GetBytes("GET / HTTP/1.1\r\nHOST: LOCALHOST\r\n\r\n");



            stream.Write(send, 0, send.Length);



            byte[] receive = new byte[tcp.ReceiveBufferSize];



            stream.Read(receive, 0, tcp.ReceiveBufferSize);



            string str = Encoding.ASCII.GetString(receive, 0, tcp.ReceiveBufferSize);



            textBox1.Text = str;



            stream.Close();



            tcp.Close();

        }



    }

}

;کلاس کاربردی:

using System;

using System.Collections.Generic;

using System.Text;

using System.Net.Sockets;

using System.IO;



namespace winHTTP

{

    static class clsUtility

    {

        public static void writeToStream(NetworkStream ns, string str)

        {

            StreamWriter writer = new StreamWriter(ns);

            writer.Write(str);

            writer.Flush();



            //byte[] b;

            //b = Encoding.ASCII.GetBytes(str);

            //ns.Write(b, 0, b.Length);

        }

        public static string readFromStream(NetworkStream ns)

        {

            StreamReader reader = new StreamReader(ns);

            string str = reader.ReadLine();

            return str;



            //int i;

            //byte[] b = new byte[25000];

            //ns.Read(b, 0, b.Length);

            //for (i = 0; i < b.Length; i++)

            //{

            //    if (b[i] == '\0')

            //    {



            //        break;

            //    }

            //}

            //byte[] c = new byte[i];

            //for (int j = 0; j < i; j++)

            //{

            //    c[j] = b[j];

            //}

            //return Encoding.ASCII.GetString(c);



        }



    }

}

form1:

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Text;

using System.Windows.Forms;



using System.Net.Sockets;

using System.IO;



namespace winHTTP

{

    public partial class Form1 : Form

    {

        public Form1()

        {

            InitializeComponent();

        }



        private void Form1_Load(object sender, EventArgs e)

        {

            tcpconnect();

        }

        private void tcpconnect()

        {

            

            TcpClient tcp = new TcpClient("localhost", 80);



            tcp.NoDelay = false;



            tcp.ReceiveTimeout = 60000;



            tcp.ReceiveBufferSize = 25000;



            NetworkStream stream = tcp.GetStream();

            



            byte[] send = Encoding.ASCII.GetBytes("GET / HTTP/1.1\r\nHOST: LOCALHOST\r\n\r\n");



            stream.Write(send, 0, send.Length);



            byte[] receive = new byte[tcp.ReceiveBufferSize];



            stream.Read(receive, 0, tcp.ReceiveBufferSize);



            string str = Encoding.ASCII.GetString(receive, 0, tcp.ReceiveBufferSize);



            textBox1.Text = str;



            stream.Close();



            tcp.Close();

        }



    }

}

form2:

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Text;

using System.Windows.Forms;





using System.Net;

using System.IO;



namespace winHTTP

{

    public partial class Form2 : Form

    {

        public Form2()

        {

            InitializeComponent();

        }



        private void Form2_Load(object sender, EventArgs e)

        {

            WebRequest w= HttpWebRequest.Create("http://localhost/");

            WebResponse r= w.GetResponse();

            Stream s= r.GetResponseStream();



            byte[] receive = new byte[25000];

            s.Read(receive, 0, 25000);

            string str = Encoding.ASCII.GetString(receive, 0, 25000);

            textBox1.Text = str;

        }

    }

}

form3:

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Text;

using System.Windows.Forms;



using System.Net;

using System.Net.Sockets;





namespace winHTTP

{

    public partial class Form3 : Form

    {

        public Form3()

        {

            InitializeComponent();

        }



        private void Form3_FormClosed(object sender, FormClosedEventArgs e)

        {



        }



        private void Form3_Load(object sender, EventArgs e)

        {

            //فقط یکبار، یک دستور می گیرد و اجرا می کند

            //کار میکند send فقط با

            Server();

            this.Close();

        }



        private void Server()

        {

            

            //IPAddress localip = IPAddress.Parse( "127.0.0.1" );



            try

            {

                TcpListener listener = new TcpListener(8080);

                listener.Start();



                Socket s = listener.AcceptSocket();

                NetworkStream ns = new NetworkStream(s);

                //StreamReader reader = new StreamReader(ns);

                //string str = reader.ReadLine();



                string str = clsUtility.readFromStream(ns);

                if (str.ToLower() == "salam")

                {

                    //StreamWriter writer = new StreamWriter(ns);

                    //writer.Write("200 aleyk");

                    //writer.Flush();



                    clsUtility.writeToStream(ns, "200 aleyk");

                }

                else if (str.ToLower() == "bye")

                {

                    clsUtility.writeToStream(ns, "200 bye");

                }

                else

                {

                    clsUtility.writeToStream(ns, "420 unknown command");

                }

                ns.Close();

                s.Close();

                listener.Stop();

            }

            catch (Exception)

            {

                

                throw;

            }



            



        }

    }

}

form4:

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Text;

using System.Windows.Forms;

using System.Net.Sockets;

using System.Net;



namespace winHTTP

{

    public partial class Form4 : Form

    {

        public Form4()

        {

            InitializeComponent();

        }



        private void Form4_Load(object sender, EventArgs e)

        {

            //فقط به یک نفر جواب می دهد اما می تواند از او چند دستور بگیرد

            //while (true)

            Server();

        }

        private void Server()

        {



            IPAddress localip = IPAddress.Parse("127.0.0.1");



            TcpListener listener = new TcpListener(localip, 8080);

            listener.Start();



            

            Socket s = listener.AcceptSocket();

            NetworkStream ns = new NetworkStream(s);



            while (true)

            {

                string str = clsUtility.readFromStream(ns);

                if (str.ToLower() == "salam")

                {

                    clsUtility.writeToStream(ns, "200 aleyk\r\n");

                }

                else if (str.ToLower() == "bye")

                {

                    clsUtility.writeToStream(ns, "200 bye\r\n");

                }

                else if (str.ToLower() == "close")

                {

                    clsUtility.writeToStream(ns, "200 closed\r\n");

                    break;

                }

                else if (str.ToLower() != "")

                {

                    clsUtility.writeToStream(ns, "420 unknown command");

                }

            }

            ns.Close();

            s.Close(); 



            listener.Stop();

        }



        private void Form4_FormClosed(object sender, FormClosedEventArgs e)

        {

            //Environment.Exit(Environment.ExitCode);

        }

    }

}

form5:

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Text;

using System.Windows.Forms;

using System.Net.Sockets;

using System.Net;



namespace winHTTP

{

    public partial class Form5 : Form

    {

        public Form5()

        {

            InitializeComponent();

        }



        private void Form5_Load(object sender, EventArgs e)

        {

            //فقط به یک نفر یکبار جواب می دهد اما می تواند از او چند دستور بگیرد

            // shouldbeListen

            

            Server();

            this.Close();



        }

        private void Server()

        {



            IPAddress localip = IPAddress.Parse("127.0.0.1");



            TcpListener listener = new TcpListener(localip, 8080);

            listener.Start();





            Socket s = listener.AcceptSocket();

            NetworkStream ns = new NetworkStream(s);

            

            string strcommand="";

            bool shouldBeListen = true;



            while (shouldBeListen)

            {

                string str = clsUtility.readFromStream(ns);

                if (str.ToLower() == "salam")

                {

                    clsUtility.writeToStream(ns, "200 aleyk\r\n");

                }

                else if (str.ToLower() == "bye")

                {

                    clsUtility.writeToStream(ns, "200 bye\r\n");

                }

                else if (str.ToLower() == "close")

                {

                    clsUtility.writeToStream(ns, "200 closed\r\n");

                    shouldBeListen = false;

                }

                else if (str.ToLower() != "")

                {

                    clsUtility.writeToStream(ns, "420 unknown command");

                }



            }

            ns.Close();

            s.Close();



            listener.Stop();



        }



    }

}

form6:

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Text;

using System.Windows.Forms;

using System.Net.Sockets;

using System.Net;



namespace winHTTP

{

    public partial class Form6 : Form

    {

        public Form6()

        {

            InitializeComponent();

        }



        private void Form6_Load(object sender, EventArgs e)

        {

            Server();



            //میتواند به دو نفر جواب دهد اما نفر دوم باید صبر کند تا کار اولی تمام شود

            // نمی شود هیچ وقت سرور را بست

        }

        private void Server()

        {



            IPAddress localip = IPAddress.Parse("127.0.0.1");



            TcpListener listener = new TcpListener(localip, 8080);

            listener.Start();





            while (true)

            {

                Socket s = listener.AcceptSocket();

                //Socket s2 = listener.AcceptSocket();

                NetworkStream ns = new NetworkStream(s);



                bool shouldBeListen = true;



                while (shouldBeListen)

                {

                    string str = clsUtility.readFromStream(ns);

                    if (str.ToLower() == "salam")

                    {

                        clsUtility.writeToStream(ns, "200 aleyk\r\n");

                    }

                    else if (str.ToLower() == "bye")

                    {

                        clsUtility.writeToStream(ns, "200 bye\r\n");

                    }

                    else if (str.ToLower() == "close")

                    {

                        clsUtility.writeToStream(ns, "200 closed\r\n");

                        shouldBeListen = false;

                        break;

                    }

                    else if (str.ToLower() != "")

                    {

                        clsUtility.writeToStream(ns, "420 unknown command");

                    }



                }

                ns.Close();

                s.Close();

                

            }

            listener.Stop();



        }



    }

}

form7:

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Text;

using System.Windows.Forms;



using System.Net;

using System.Net.Sockets;

using System.Threading;



namespace winHTTP

{

    public partial class Form7 : Form

    {

        public Form7()

        {

            InitializeComponent();

        }



        private void Form7_Load(object sender, EventArgs e)

        {

            Thread t = new Thread(new ThreadStart(Server));

            //t.IsBackground = true;

            t.Start();

            //میتواند به دو نفر جواب دهد اما نفر دوم باید صبر کند تا کار اولی تمام شود

            // حالا میشود سرور را بست

        }

        

        private void Form7_FormClosing(object sender, FormClosingEventArgs e)

        {

            Environment.Exit(Environment.ExitCode);

        }



        private void Server()

        {



            IPAddress localip = IPAddress.Parse("127.0.0.1");



            TcpListener listener = new TcpListener(localip, 8080);

            listener.Start();





            while (true)

            {

                Socket s = listener.AcceptSocket();

                NetworkStream ns = new NetworkStream(s);



                bool shouldBeListen = true;



                while (shouldBeListen)

                {

                    string str = clsUtility.readFromStream(ns);

                    if (str.ToLower() == "salam")

                    {

                        clsUtility.writeToStream(ns, "200 aleyk\r\n");

                    }

                    else if (str.ToLower() == "bye")

                    {

                        clsUtility.writeToStream(ns, "200 bye\r\n");

                    }

                    else if (str.ToLower() == "close")

                    {

                        clsUtility.writeToStream(ns, "200 closed\r\n");

                        shouldBeListen = false;

                        break;

                    }

                    else if (str.ToLower() != "")

                    {

                        clsUtility.writeToStream(ns, "420 unknown command");

                    }



                }

                ns.Close();

                s.Close();



            }

            listener.Stop();



        }







    }

}

form8:

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Text;

using System.Windows.Forms;

using System.Net.Sockets;

using System.Threading;

using System.Net;



namespace winHTTP

{

    public partial class Form8 : Form

    {

        public Form8()

        {

            InitializeComponent();

        }

        private void Form8_Load(object sender, EventArgs e)

        {

            //Server();

            Thread t = new Thread(new ThreadStart(Server));

            t.Start();

            //میتواند به دو نفر همزمان جواب دهد

            // حالا میشود سرور را بست

        }



        private void Form8_FormClosing(object sender, FormClosingEventArgs e)

        {

            listener.Stop();

            Environment.Exit(Environment.ExitCode);

        }



        TcpListener listener;

        Socket s;

        

        private void Server()

        {



            IPAddress localip = IPAddress.Parse("127.0.0.1");

            listener = new TcpListener(localip, 8080);

            //TcpListener listener = new TcpListener(8080);

            

            listener.Start();





            while (true)

            {

                

                lock (this)

                {

                    s = listener.AcceptSocket();

                    Thread t = new Thread(new ThreadStart(ListenIt));

                    t.Start();

                }

            }



        }



        private void ListenIt()

        {

            Socket sok = s;

            NetworkStream ns = new NetworkStream(sok);



            string strcommand = "";

            bool shouldBeListen = true;



            while (shouldBeListen)

            {

                string str = clsUtility.readFromStream(ns);

                if (str.ToLower() == "salam")

                {

                    clsUtility.writeToStream(ns, "200 aleyk\r\n");

                }

                else if (str.ToLower() == "bye")

                {

                    clsUtility.writeToStream(ns, "200 bye\r\n");

                }

                else if (str.ToLower() == "close")

                {

                    clsUtility.writeToStream(ns, "200 closed\r\n");

                    shouldBeListen = false;

                    break;

                }

                else if (str.ToLower() != "")

                {

                    clsUtility.writeToStream(ns, "420 unknown command");

                }



            }

            ns.Close();

            sok.Close();

            



        }



    }

}

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