利用irc伺服器做物聯網資料轉發 c# winform程式
阿新 • • 發佈：2018-11-22
利用irc協議的優點:
免費,不用購買伺服器就可以實現穩定公網轉發資料
開源,irc的客戶端和開源庫眾多,省去了自己造輪子的時間
歷史悠久,網際網路誕生伊始就有irc
缺點:安全性比較差
簡單協議接收可以用:https://kiwiirc.com/
下面是傳送客戶端的原始碼:
1 using System; 2 using TechLifeForum; 3 using System.Windows.Forms; 4 using System.Timers; 5 using System.Net.Sockets; 6 usingSystem.IO; 7 using System.Net; 8 using System.Text; 9 10 11 namespace ClientDemo 12 { 13 public partial class frmMain : Form 14 { 15 IrcClient client; 16 public static string sendmessage; 17 public frmMain() 18 { 19 InitializeComponent();20 } 21 22 private void frmMain_Load(object sender, EventArgs e) 23 { 24 25 26 } 27 private void btnConnect_Click(object sender, EventArgs e) 28 { 29 if (btnConnect.Text == "連線") 30 { 31 checkSSL.Enabled = false; 32 DoConnect(); 33 } 34 else 35 { 36 DoDisconnect(); 37 checkSSL.Enabled = true; 38 } 39 } 40 private void btnSend_Click(object sender, EventArgs e) 41 { 42 try 43 { 44 if (client.Connected && !String.IsNullOrEmpty(txtSend.Text.Trim())) 45 { 46 47 if (txtChannel.Text.StartsWith("#")) 48 client.SendMessage(txtChannel.Text.Trim(), txtSend.Text.Trim()); 49 else 50 client.SendMessage("#" + txtChannel.Text.Trim(), txtSend.Text.Trim()); 51 52 AddToChatWindow("Me: " + txtSend.Text.Trim()); 53 txtSend.Clear(); 54 txtSend.Focus(); 55 } 56 } 57 catch 58 { } 59 } 60 private void txtSend_KeyDown(object sender, KeyEventArgs e) 61 { 62 if (e.KeyCode == Keys.Enter) 63 btnSend.PerformClick(); 64 } 65 66 private void DoConnect() 67 { 68 if (String.IsNullOrEmpty(txtServer.Text.Trim())) 69 { 70 MessageBox.Show("Please specify a server"); 71 return; 72 } 73 if (String.IsNullOrEmpty(txtChannel.Text.Trim())) 74 { 75 MessageBox.Show("Please specify a channel"); 76 return; 77 } 78 if (String.IsNullOrEmpty(txtNick.Text.Trim())) 79 { 80 MessageBox.Show("Please specify a nick"); 81 return; 82 } 83 84 int port; 85 if (Int32.TryParse(txtPort.Text, out port)) 86 if (checkSSL.Checked) 87 { 88 client = new IrcClient(txtServer.Text.Trim(), port, true); 89 } 90 else { 91 client = new IrcClient(txtServer.Text.Trim(), port, false); 92 } 93 else 94 client = new IrcClient(txtServer.Text.Trim()); 95 96 AddEvents(); 97 client.Nick = txtNick.Text.Trim(); 98 99 btnConnect.Enabled = false; 100 txtChannel.Enabled = false; 101 txtPort.Enabled = false; 102 txtServer.Enabled = false; 103 txtNick.Enabled = false; 104 rtbOutput.Clear(); // in case they reconnect and have old stuff there 105 106 107 client.Connect(); 108 } 109 private void DoDisconnect() 110 { 111 112 btnConnect.Enabled = true; 113 txtChannel.Enabled = true; 114 txtPort.Enabled = true; 115 txtServer.Enabled = true; 116 txtNick.Enabled = true; 117 118 lstUsers.Items.Clear(); 119 txtSend.Enabled = false; 120 btnSend.Enabled = false; 121 122 client.Disconnect(); 123 client = null; 124 125 btnConnect.Text = "連線"; 126 } 127 private void AddEvents() 128 { 129 client.ChannelMessage += client_ChannelMessage; 130 client.ExceptionThrown += client_ExceptionThrown; 131 client.NoticeMessage += client_NoticeMessage; 132 client.OnConnect += client_OnConnect; 133 client.PrivateMessage += client_PrivateMessage; 134 client.ServerMessage += client_ServerMessage; 135 client.UpdateUsers += client_UpdateUsers; 136 client.UserJoined += client_UserJoined; 137 client.UserLeft += client_UserLeft; 138 client.UserNickChange += client_UserNickChange; 139 } 140 private void AddToChatWindow(string message) 141 { 142 rtbOutput.AppendText(message + "\n"); 143 rtbOutput.ScrollToCaret(); 144 } 145 146 #region Event Listeners 147 148 void client_OnConnect(object sender, EventArgs e) 149 { 150 txtSend.Enabled = true; 151 txtSend.Focus(); 152 btnSend.Enabled = true; 153 154 btnConnect.Text = "Disconnect"; 155 btnConnect.Enabled = true; 156 157 if (txtChannel.Text.StartsWith("#")) 158 client.JoinChannel(txtChannel.Text.Trim()); 159 else 160 client.JoinChannel("#" + txtChannel.Text.Trim()); 161 162 } 163 164 void client_UserNickChange(object sender, UserNickChangedEventArgs e) 165 { 166 lstUsers.Items[lstUsers.Items.IndexOf(e.Old)] = e.New; 167 } 168 169 void client_UserLeft(object sender, UserLeftEventArgs e) 170 { 171 lstUsers.Items.Remove(e.User); 172 } 173 174 void client_UserJoined(object sender, UserJoinedEventArgs e) 175 { 176 lstUsers.Items.Add(e.User); 177 } 178 179 void client_UpdateUsers(object sender, UpdateUsersEventArgs e) 180 { 181 lstUsers.Items.Clear(); 182 lstUsers.Items.AddRange(e.UserList); 183 184 } 185 186 void client_ServerMessage(object sender, StringEventArgs e) 187 { 188 Console.WriteLine(e.Result); 189 } 190 191 void client_PrivateMessage(object sender, PrivateMessageEventArgs e) 192 { 193 AddToChatWindow("PM FROM " + e.From + ": " + e.Message); 194 } 195 196 void client_NoticeMessage(object sender,NoticeMessageEventArgs e) 197 { 198 AddToChatWindow("NOTICE FROM " + e.From + ": " + e.Message); 199 } 200 201 void client_ExceptionThrown(object sender, ExceptionEventArgs e) 202 { 203 MessageBox.Show(e.Exception.Message); 204 } 205 206 void client_ChannelMessage(object sender, ChannelMessageEventArgs e) 207 { 208 AddToChatWindow(e.From + ": " + e.Message); 209 } 210 211 #endregion 212 #region SSL 213 private void checkSSL_CheckedChanged(object sender, EventArgs e) 214 { 215 if (checkSSL.Checked) 216 { 217 MessageBox.Show("SSL IRC Usually opperates over port 6697!", "WARNING!"); 218 } 219 } 220 #endregion 221 222 public static string Get(string url) 223 { 224 string result = ""; 225 HttpWebRequest req = (HttpWebRequest)WebRequest.Create(url); 226 HttpWebResponse resp = (HttpWebResponse)req.GetResponse(); 227 Stream stream = resp.GetResponseStream(); 228 try 229 { 230 //獲取內容 231 using (StreamReader reader = new StreamReader(stream)) 232 { 233 result = reader.ReadToEnd(); 234 } 235 } 236 finally 237 { 238 stream.Close(); 239 } 240 return result; 241 } 242 243 void Tmr_Elapsed(object sender, ElapsedEventArgs e) 244 { 245 try 246 { 247 int a = new Random().Next(0, 100); 248 sendmessage = "當前溫度" + a.ToString(); 249 //MessageBox.Show(sendmessage); 250 txtSend.Text = sendmessage; 251 btnSend_Click(sender, e); 252 } 253 catch 254 { } 255 } 256 257 private void lstUsers_SelectedIndexChanged(object sender, EventArgs e) 258 { 259 260 } 261 262 private void LabelServer_Click(object sender, EventArgs e) 263 { 264 System.Timers.Timer maxTimer = new System.Timers.Timer(); 265 maxTimer.Elapsed += new ElapsedEventHandler(Tmr_Elapsed); 266 // 設定引發時間的時間間隔 此處設定為１秒（１０００毫秒） 267 maxTimer.Interval = 1000; 268 maxTimer.Enabled = true; 269 270 } 271 } 272 }