Example #1
0
            public void SavePic(int rect, string sendside, byte[] data)
            {
                FileStream wrtr; //文件读写类
                //server.Listen(10); //监听
                //Socket s = server.Accept(); //当有客户端与服务器进行连接,Accept方法返回socket对象,通过该对象可以获取客户端发送的消息
                //byte[] data = new byte[4];
                //int rect = tsocket.Receive(data, 2, 4, 0); //用来接收图片字节流长度
                int size     = BitConverter.ToInt32(data, 2); //16进制转成int型
                int dataleft = size;

                data = new byte[size];  //创建byte组
                string filepath = @"./savepicture/new in.png";
                string foldpath = Path.GetDirectoryName(filepath);

                Directory.CreateDirectory(foldpath);                                      //如果没有文件夹,则创建
                //filepath = StaticTools.AppendTimeStamp(filepath);
                filepath = Path.Combine(foldpath, StaticTools.AppendTimeStamp(filepath)); //加入时间戳,并与前置路径连接
                wrtr     = new FileStream(filepath, FileMode.Create);
                //创建新文件"new.jpg",strPath是路径
                data = new byte[2048];
                int total = 0;

                while (total < size)                                       //当接收长度小于总长度时继续执行
                {
                    rect      = tsocket.Receive(data, total, dataleft, 0); //接收字节流,receive方法返回int获取已接收字节个数,第一个参数是需要写入的字节组,第二个参数是起始位置,第三个参数是接收字节的长度
                    total    += rect;                                      //已接收个数-下一次从当前个数开始接收
                    dataleft -= rect;                                      //剩下的字节长度
                }
                wrtr.Write(data, 0, data.Length);                          //输出文件
                wrtr.Flush();                                              //强制输出
                wrtr.Close();                                              //关闭文件流对象
                //File.Delete(strpath);
            }
Example #2
0
 public void sendEmoji(string idxofemoji, string sendside)
 {
     //byte[] EmojiBuffer = new byte[emojisize];
     //int receive = tsocket.Receive(EmojiBuffer);
     //int idxofemoji = BitConverter.ToInt32(EmojiBuffer,0);
     try
     {
         //Console.WriteLine(msg);//在服务端打印客户端输入
         TextBuffer = StaticTools.CombomBinaryArray(BitConverter.GetBytes(firstflag), BitConverter.GetBytes(nextflag), Encoding.UTF8.GetBytes(idxofemoji), Encoding.UTF8.GetBytes(sendside));
         for (int i = clients.Count - 1; i >= 0; i--)
         {                                                     //循环推送
             NetworkStream pw = new NetworkStream(clients[i]); //为i号客户端创建新NetworkStream
             pw.Write(TextBuffer, 0, TextBuffer.Length);       //将客户端发信写入缓存
             pw.Flush();                                       //将缓存中的数据发送出去
         }
     }
     catch (Exception)
     {
     }
 }
Example #3
0
            public void sendFile(int rect, string sendside, string fileext, byte[] data)
            {
                //FileStream wrtr; //文件读写类

                //server.Listen(10); //监听
                //Socket s = server.Accept(); //当有客户端与服务器进行连接,Accept方法返回socket对象,通过该对象可以获取客户端发送的消息
                //byte[] data = new byte[4];
                //int rect = tsocket.Receive(data, 2, 4, 0); //用来接收图片字节流长度
                int size = BitConverter.ToInt32(data, 2);  //16进制转成int型

                byte[] transize = new byte[4];
                StaticTools.ConvertIntToByteArray(size, ref transize);
                int dataleft = size;

                TextBuffer = new byte[size];
                //data = new byte[size];  //创建byte组
                //创建新文件"new.jpg",strPath是路径
                //data = new byte[2048];
                int total = 0;

                while (total < size)                                             //当接收长度小于总长度时继续执行
                {
                    rect      = tsocket.Receive(TextBuffer, total, dataleft, 0); //接收字节流,receive方法返回int获取已接收字节个数,第一个参数是需要写入的字节组,第二个参数是起始位置,第三个参数是接收字节的长度
                    total    += rect;                                            //已接收个数-下一次从当前个数开始接收
                    dataleft -= rect;                                            //剩下的字节长度
                }
                byte[] tempdata = StaticTools.CombomBinaryArray(BitConverter.GetBytes(firstflag), BitConverter.GetBytes(nextflag), transize, Encoding.UTF8.GetBytes(fileext), Encoding.UTF8.GetBytes(sendside));
                //byte[] tempdata = StaticTools.CombomBinaryArray(BitConverter.GetBytes(firstflag), BitConverter.GetBytes(nextflag), transize, Encoding.UTF8.GetBytes(sendside));

                for (int i = clients.Count - 1; i >= 0; i--)
                {
                    NetworkStream picstream = new NetworkStream(clients[i]);; //发送图片的networkstream
                    picstream.Write(tempdata, 0, tempdata.Length);            //输出文件
                    picstream.Flush();                                        //强制输出
                    Console.Write("send to " + i.ToString() + " user");
                    picstream.Write(TextBuffer, 0, TextBuffer.Length);        //输出文件
                    picstream.Flush();                                        //强制输出
                    Console.Write("send to " + i.ToString() + " user Success");
                    //picstream.Close();  //关闭文件流对象
                }
            }
Example #4
0
            public void run()
            {
                try
                {
                    //bool GBK = false;

                    //
                    NetworkStream networkStream = new NetworkStream(tsocket);
                    int           receive       = tsocket.Receive(TextBuffer); //接受系统和用户名socket
                    if (!(Convert.ToBoolean(TextBuffer[0])))                   //将接受到的1(unix)或者0(!unix)转换为bool类型,//判断是否需要转码
                    {
                        //GBK = true;//需要从UTF8转码成GBK
                        //Console.WriteLine("GBK"+GBK.ToString());
                    }
                    username = Encoding.UTF8.GetString(TextBuffer, 0, receive);
                    //Console.WriteLine(username);
                    //msg = "[IP:" + IPAddress.Parse(((IPEndPoint)tsocket.LocalEndPoint).Address.ToString()) + "已上线] 在线人数:" + clients.Count + "\n";
                    msg        = "[IP:" + IPAddress.Parse(((IPEndPoint)tsocket.LocalEndPoint).Address.ToString()) + " online] the number of online is:" + clients.Count + "\n";
                    TextBuffer = Encoding.UTF8.GetBytes(msg); //以UTF8编码方式读取msg中字节

                    sendMsg(msg.Length);                      //,GBK); //上线推送
                    TextBuffer = new byte[2048];


                    //Array.Clear(TextBuffer, 0, TextBuffer.Length);
                    //tsocket.Receive(TextBuffer);//接收用户名的socket


                    while (true)
                    //while (!string.ReferenceEquals((msg = Encoding.UTF8.GetString(TextBuffer)), null))
                    {
                        //if (clients.Count > 0)
                        //{
                        //    for (int i = clients.Count - 1; i >= 0; i--)
                        //    {
                        //        if (clients[i].Poll(1000, SelectMode.SelectRead)) //SelectMode.SelectRead表示,如果已调用 并且有挂起的连接,true。
                        //        {
                        //            clients[i].Close();//关闭socket
                        //            clients.RemoveAt(id);//从列表中删除断开的socke
                        //            continue;
                        //        }
                        //    }
                        //}
                        //int receivenumber = tsocket.Receive(TextBuffer);
                        if ((numberofinput = networkStream.Read(TextBuffer, 0, TextBuffer.Length)) <= 0)
                        {
                            break;
                        }
                        //00字sendtext()
                        //01表情sendemoji()
                        //10图sendpic()
                        //11文件sendfile()
                        if (firstflag = Convert.ToBoolean(TextBuffer[0]))
                        {
                            if (nextflag = Convert.ToBoolean(TextBuffer[1]))//发文件
                            {
                            }
                            else//发文件
                            {
                                Console.WriteLine("Sending File");
                                string sendside = username;
                                Console.WriteLine("sendside is " + sendside);
                                string fileext = Encoding.UTF8.GetString(TextBuffer, 6, 4);
                                Console.WriteLine("Sending File Success");
                                //TextBuffer = new byte[2048];
                                sendFile(numberofinput, sendside, fileext, TextBuffer);
                            }
                        }
                        else
                        {
                            if (nextflag = Convert.ToBoolean(TextBuffer[1]))//发表情
                            {
                                Console.WriteLine("Sending Emoji");
                                //int emojisize = BitConverter.ToInt32(TextBuffer,2);
                                string sendside = username;
                                Console.WriteLine("sendside is " + sendside);
                                string idx0femoji = Encoding.UTF8.GetString(TextBuffer, 2, 4);
                                Console.WriteLine("idxofemoji is " + idx0femoji);
                                sendEmoji(idx0femoji, sendside);
                                Console.WriteLine("Sending Emoji Success");
                                TextBuffer = new byte[2048];
                            }
                            else//发字
                            {
                                Console.WriteLine("Sending Text");
                                msg = Encoding.UTF8.GetString(TextBuffer, 2, numberofinput);//将缓冲区中客户端输入的转为string
                                //UTF8 to GBK
                                //Console.WriteLine(msg);

                                //if (GBK)
                                //{
                                //    originmsg = msg;//储存原始msg
                                //    //Console.WriteLine(msg);
                                //}
                                if (msg.Contains("exitthis"))
                                { //如果收到exitthis则退出线程,回收socket。
                                    //Console.WriteLine("A user will leave the chatroom whose login id is " + id + " and username is " + username);
                                    clients.RemoveAt(id);
                                    //msg = Encoding.GetEncoding("GBK").GetString(Encoding.UTF8.GetBytes(username));
                                    msg        = "A user will leave the chatroom whose login id is " + id + " and username is " + username + "\n";
                                    TextBuffer = StaticTools.CombomBinaryArray(BitConverter.GetBytes(firstflag), BitConverter.GetBytes(nextflag), Encoding.UTF8.GetBytes(msg));
                                    sendMsg(msg.Length);//,GBK);//推送用户下线消息
                                    break;
                                }
                                sendMsg(numberofinput);//,GBK); //推送消息到所有客户端
                            }
                        }
                    }
                }
                catch (Exception)
                {
                }
            }