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ClientConnect.js
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/*global global, module, require*/
/*eslint no-undef: "error"*/
const tls = require('tls');
const net = require('net');
const dns = require('dns');
const reverse = require('util').promisify(dns.reverse);
const crypto = require("crypto");
class ClientConnect {
constructor(socket, client) {
this.connections = client.connections;
this.client = client;
this._success = true;
this._connector = net.createConnection;
this._tempport = socket.irc.port.toString();
this._ssl = false;
this._options = {
rejectUnauthorized: true
};
this.init(socket);
}
init(socket) {
if (this._tempport.substr(0, 1) == "+") {
this._connector = tls.connect;
this._tempport = parseInt(socket.irc.port.toString().substr(1));
this._ssl = true;
}
else if (this._tempport.substr(0, 1) == "=") {
this._connector = tls.connect;
this._tempport = parseInt(socket.irc.port.toString().substr(1));
this._ssl = true;
this._options = { rejectUnauthorized: false };
}
try {
if (this._ssl)
this.client = this._connector(this._tempport, socket.irc.server, this._options);
else
this.client = this._connector(this._tempport, socket.irc.server);
} catch (e) {
if (global.DEBUG) {
console.log("Failed to connect to " + socket.irc.server + ":" + this._tempport);
}
this._success = false;
}
if (socket.connected)
this._success = false;
if (this._success) {
if (global.DEBUG)
console.log("Starting connect");
// bouncer connections
this.client.parents = [];
this.client.parents[0] = socket;
// client buffers
this.client.buffers = {};
this.client.buffers[socket.clientbuffer] = { data: '', connected: true, privmsgnotice: [] };
socket.connected = true;
// irc server connection data
this.client.connectbuf = '';
this.client.nick = socket.irc.nick;
this.client.nick_original = socket.irc.nick;
this.client.password = socket.irc.password;
this.client.nickpassword = socket.irc.nickpassword;
this.client.accountsasl = socket.irc.accountsasl;
this.client.user = socket.irc.user;
this.client.ircuser = socket.irc.user;
this.client.server = socket.irc.server;
this.client.port = socket.irc.port;
this.client.realname = socket.irc.realname;
this.client.hash = socket.hash;
this.client.serverpassword = socket.irc.serverpassword;
this.client.host = socket.host != null ? socket.host : (socket.remoteAddress.substr(0, 7) == "::ffff:" ? socket.remoteAddress.substr(7) : socket.remoteAddress);
this.client.vhost = false;
this.client.umode = '';
this.client.motd = '';
this.client.channels = {};
this.client.authenticated = false;
this.client.connected = true;
this.client.opmode = global.BOUNCER_DEFAULT_OPMODE;
this.client.userhostInNames = false;
this.client.messagetags = false;
this.client.ircv3Monitor = false;
this.client.ircv3_extendedjoin = false;
this.client.gone='';
this.client.goneTime='';
this.client.users = -1;
this.client.sessionConnections = 0;
// Default is null, false is reconnecting, and true is disconnected before 005.
this.client.preConnectionLogout = false;
// Temp Buffer
this.client._buffer = '';
this.client._getnames = {};
this.client.on('connect', async () => {
this.client.write("CAP LS 302\n");
if (global.DEBUG)
console.log("CAP LS 302");
if (global.SERVER_WEBIRC.length > 0) {
if (this.client.host == ":1")
this.client.host = "127.0.0.1";
let _reverse_ip = this.host;
try {
_reverse_ip = await reverse(this.host);
} catch (e) {
}
if (global.WEBIRCSPECIAL) { // My server irc
let isIPv6 = this.client.host.includes(':');
let ip = isIPv6 ? this.client.host.split(':').slice(0, 4).join(':') : this.client.host;
let cleanIp = ip.replace(/:/g, '');
let md5Hash = generateMD5AndGetSubstring(cleanIp);
let vhost = iphash(this.client.accountsasl) || '0';
let webircMessage = `WEBIRC ${global.SERVER_WEBIRC} ${this.client.user} galaxy-${cleanIp}.ip${md5Hash.first4}${md5Hash.last4}.cloud-${vhost}.irccity.com ${this.client.host} :secure\n`;
this.client.write(webircMessage);
}
else if (global.SERVER_WEBIRCHASHIP && !global.SERVER_WEBIRCPROXY) {
this.client.write('WEBIRC ' + global.SERVER_WEBIRC + ' ' + this.client.user + ' jbnc.' + iphash(this.client.hostonce) + " " + this.client.host + "\n");
}
else if (global.SERVER_WEBIRCHASHIP && global.SERVER_WEBIRCPROXY) {
this.client.write('WEBIRC ' + global.SERVER_WEBIRC + ' ' + this.client.user + ' jbnc.' + iphash(this.client.host) + " " + this.client.host + "\n");
}
else
this.client.write('WEBIRC ' + global.SERVER_WEBIRC + ' ' + this.client.user + ' ' + _reverse_ip + " " + this.client.host + "\n");
}
if (this.client.serverpassword) {
this.client.write('PASS ' + this.client.serverpassword + '\n');
}
this.client.write('NICK ' + this.client.nick + '\n');
this.client.write('USER ' + this.client.user + ' * 0 :' + this.client.realname + '\n');
this.connections[hash(this.client.nick_original + this.client.password + this.client.server + this.client.port.toString())] = this.client;
if (global.DEBUG)
console.log("Connection created.");
});
this.client.on('data', (d) => {
let _d = this.client._buffer + d.toString();
let lines = _d.toString().split('\r\n');
if (lines[lines.length - 1] !== '') {
this.client._buffer = lines.pop();
} else {
lines.pop();
this.client._buffer = '';
}
for (let n = 0; n < lines.length; n++) {
if (this.client.preConnectionLogout) {
console.log("detection du quit avant Before005", this.client.preConnectionLogout);
try {
this.connections[this.client.hash].end();
} catch (e) { }
delete this.connections[this.client.hash];
continue;
}
if (global.DEBUG)
console.log("log> " + lines[n]);
let data = lines[n].trim().split(" ");
if (data[1] == "CAP") {
// :irc.example.net CAP * LS :invite-notify ...
// :irc.example.net CAP * NEW :invite-notify ...
// :irc.example.net CAP testor LIST :away-notify invite-notify extended-join userhost-in-names multi-prefix cap-notify setname chghost account-notify message-tags batch server-time account-tag labeled-response
if (data[3] && (data[3] == 'LS' || data[3] === 'NEW')) {
let wantedCaps = new Set([
'server-time',
'multi-prefix',
'away-notify',
'account-notify',
'account-tag',
'invite-notify',
'extended-join',
'userhost-in-names',
'cap-notify',
'sasl',
'message-tags',
]);
let offeredCaps = lines[n].trim().split(' ');
let requestingCaps = offeredCaps
.filter((cap) => (
wantedCaps.has(cap.split('=')[0].toLowerCase())
))
.map((cap) => cap.split('=')[0]);
if (requestingCaps.includes("userhost-in-names"))
this.client.userhostInNames = true;
if (requestingCaps.includes("message-tags"))
this.client.messagetags = true;
if (requestingCaps.includes("sasl"))
this.client.sasl = true;
if (requestingCaps.includes("extended-join"))
this.client.ircv3_extendedjoin = true;
if (data[3] !== 'NEW' && requestingCaps.length === 0) {
this.client.write("CAP END\n");
} else {
this.client.write(`CAP REQ :${requestingCaps.join(' ')}\n`);
}
}
else if (this.client.sasl && data[3] && data[3] == 'ACK') {
this.client.write("AUTHENTICATE PLAIN\n");
}
else {
if (!this.client.sasl)
this.client.write("CAP END\n");
}
continue;
}
if (this.client.sasl && data[0] == "AUTHENTICATE" && data[1] == "+") {
const auth_str = (this.client.accountsasl ? this.client.accountsasl : this.client.nick) + '\0' +
(this.client.accountsasl ? this.client.accountsasl : this.client.nick) + '\0' +
this.client.nickpassword;
const b = Buffer.from(auth_str, 'utf8');
const b64 = b.toString('base64');
const singleAuthCommandLength = 400;
let sliceOffset = 0;
while (b64.length > sliceOffset) {
this.client.write('AUTHENTICATE ' + b64.substr(sliceOffset, singleAuthCommandLength) + '\n');
sliceOffset += singleAuthCommandLength;
}
if (b64.length === sliceOffset)
this.client.write('AUTHENTICATE +\n');
continue;
}
// :irc.server 904 <nick> :SASL authentication failed
if (data[1] == "904") { // ERR_SASLFAIL
if (!this.client.authenticated) {
this.client.end();
}
}
// :x 903 y :SASL authentication successful
if (data[1] == "903") { // RPL_SASLLOGGEDIN
if (!this.client.authenticated) {
this.client.write("CAP END\n");
}
}
if (data[1] == "900") { // RPL_LOGGEDIN
this.client.account = data[4];
}
/*if(data[1]=="901") { // RPL_LOGGEDOUT
this.client.account = '';
}*/
let s = data[1];
if (this.client.messagetags && global.ircCommandList.has(data[2])) {
s = data[2];
}
let _mode_target,
_target,
_sender,
_mode,
_mode_count,
_add,
_temp,
_datatemp,
_nick,
_userhost,
_channel,
__channel,
_channels,
_topic,
_setter,
_time,
_names,
_this_target,
_regex,
_new,
_statut
;
switch (s) {
case '001': // RPL_WELCOME
if (!this.client.authenticated) {
this.client.authenticated = true;
this.client.users=1;
this.client.sessionConnections=1;
this.client.nick_original = data[2];
if (lines[n].lastIndexOf("@") > 0) {
this.client.ircuser = lines[n].substr(lines[n].lastIndexOf("!") + 1, lines[n].lastIndexOf("@") - lines[n].lastIndexOf("!") - 1);
this.client.host = lines[n].substr(lines[n].lastIndexOf("@") + 1).trim();
}
else
this.client.host = "jbnc";
}
this.client.connectbuf += lines[n] + "\n";
break;
case '002': // RPL_YOURHOST
this.client.connectbuf += lines[n] + "\n";
break;
case '003': // RPL_CREATED
this.client.connectbuf += lines[n] + "\n";
break;
case '004': // RPL_MYINFO
this.client.connectbuf += lines[n] + "\n";
break;
case '005': // RPL_ISUPPORT
this.client.connectbuf += lines[n] + "\n";
this.client.preConnectionLogout = null;
break;
case '324': // RPL_CHANNELMODEIS
case 'MODE':
_mode_target = [];
// <- :irc.jbnc.com 324 spawn #channel +CPTVnrst
if (data[1] == '324') {
_target = data[3].trim();
_sender = data[0].substr(1).split("!")[0];
_mode = data[4].trim();
if (data[5])
_mode_target = data.slice(5, data.length);
}
// <- @time=2020-09-16T22:25:40.594Z :spawn!spawn@chanroot/b3Az MODE #channel +m
else if (this.client.messagetags && data[2] == 'MODE') {
_target = data[3].trim();
_sender = data[1].substr(1).split("!")[0];
_mode = data[4].trim();
if (data[5])
_mode_target = data.slice(5, data.length);
}
// :spawn!spawn@chanroot/b3Az MODE #channel +m
else if (!this.client.messagetags && data[1] == 'MODE') {
_target = data[2].trim();
_sender = data[0].substr(1).split("!")[0];
_mode = data[3].trim();
if (data[4])
_mode_target = data.slice(4, data.length);
}
else {
_target = data[2].trim();
_sender = data[0].substr(1).split("!")[0];
_mode = data[3].trim();
if (data[4])
_mode_target = data.slice(4, data.length);
}
_mode = _mode.indexOf(":") != -1 ? _mode.substr(1) : _mode;
_mode_count = 0;
_add = true;
// walk thru modes
for (let i = 0; i < _mode.length; i++) {
let curchan = this.client.channels[_target.toLowerCase()];
if (_mode[i] == '+')
_add = true;
else if (_mode[i] == '-')
_add = false;
else {
if (_add) {
if (_sender == _target && _target == this.client.nick || _sender == "NickServ" && _target == this.client.nick || _sender == "OperServ" && _target == this.client.nick) {
if (this.client.umode != null && this.client.umode.indexOf(_mode[i]) == -1) {
this.client.umode += _mode[i];
}
}
else if (curchan != null && (_mode[i] != 'o' && _mode[i] != 'k' && _mode[i] != 'v' && _mode[i] != 'h' && _mode[i] != 'l')) {
if (curchan.modes != null && curchan.modes.indexOf(_mode[i]) == -1)
curchan.modes += _mode[i];
}
else if ((_target.indexOf("#") != -1 || _target.indexOf("&") != -1) && (_mode[i] == 'o' || _mode[i] == 'k' || _mode[i] == 'v' || _mode[i] == 'h' || _mode[i] == 'l' ||
_mode[i] == 'e' || _mode[i] == 'b' || _mode[i] == 'I' || _mode[i] == 'q' || _mode[i] == 'f' ||
_mode[i] == 'j')) {
if (_mode[i] == 'o' || _mode[i] == 'v' || _mode[i] == 'h') {
if (curchan && curchan.names) {
for (let c = 0; c < curchan.names.length; c++) {
if (curchan.names[c].replace(/(&|~|@|%|\+)/, "") == _mode_target[_mode_count]) {
switch (_mode[i]) {
case 'o':
_this_target = _mode_target[_mode_count] + "!" + (curchan.userhosts[c] ? curchan.userhosts[c] : "*@*");
if (curchan.names[c].indexOf("@") == -1) {
curchan.names[c] = "@" + curchan.names[c];
if (_mode_target[_mode_count] != this.client.nick && curchan.aop && curchan.aop.indexOf(_this_target) < 0 && this.client.opmode) {
curchan.aop.push(_this_target);
}
}
if (_mode_target[_mode_count] == this.client.nick) curchan.isop = true;
break;
case 'v':
_this_target = _mode_target[_mode_count] + "!" + (curchan.userhosts[c] ? curchan.userhosts[c] : "*@*");
if (curchan.names[c].indexOf("+") == -1) {
if (curchan.names[c].indexOf("&") == -1 || curchan.names[c].indexOf("~") == -1 || curchan.names[c].indexOf("@") == -1) {
if (curchan.names[c].indexOf("%") == -1) {
curchan.names[c] = "+" + curchan.names[c];
}
else {
curchan.names[c] = curchan.names[c].substr(0, 1) + "+" + curchan.names[c].substr(1);
}
}
else {
if (curchan.names[c].indexOf("%") == -1) {
curchan.names[c] = curchan.names[c].substr(0, 1) + "+" + curchan.names[c].substr(1);
}
else {
curchan.names[c] = curchan.names[c].substr(0, 2) + "+" + curchan.names[c].substr(2);
}
}
if (_mode_target[_mode_count] != this.client.nick && curchan.aov && curchan.aov.indexOf(_this_target) < 0 && this.client.opmode) {
curchan.aov.push(_mode_target[_this_target]);
}
}
if (_mode_target[_mode_count] == this.client.nick) curchan.isvoice = true;
break;
case 'h':
_this_target = _mode_target[_mode_count] + "!" + (curchan.userhosts[c] ? curchan.userhosts[c] : "*@*");
if (curchan.names[c].indexOf("%") == -1) {
if (curchan.names[c].indexOf("&") == -1 || curchan.names[c].indexOf("~") == -1 || curchan.names[c].indexOf("@") == -1) {
curchan.names[c] = "%" + curchan.names[c];
}
else
curchan.names[c] = curchan.names[c].substr(0, 1) + "%" + curchan.names[c].substr(1);
if (_mode_target[_mode_count] != this.client.nick && curchan.aoh && curchan.aoh.indexOf(_this_target) < 0 && this.client.opmode) {
curchan.aoh.push(_mode_target[_this_target]);
}
}
if (_mode_target[_mode_count] == this.client.nick) curchan.ishop = true;
break;
}
}
}
} else {
//console.error("curchan or curchan.names is undefined.");
}
_mode_count++;
continue;
}
else {
if (_mode[i] == 'k')
curchan.key = _mode_target[_mode_count];
else if (_mode[i] == 'l')
curchan.limit = _mode_target[_mode_count];
else if (_mode[i] == 'f')
curchan.forward = _mode_target[_mode_count];
else if (_mode[i] == 'j')
curchan.throttle = _mode_target[_mode_count];
if (curchan.modes.indexOf(_mode[i]) == -1)
curchan.modes += _mode[i];
_mode_count++;
}
}
}
else {
_regex = new RegExp(_mode[i], "g");
if (_sender == _target && _target == this.client.nick || _sender == "NickServ" && _target == this.client.nick || _sender == "OperServ" && _target == this.client.nick)
this.client.umode = this.client.umode.replace(_regex, "");
else if (curchan != null && (_mode[i] != 'o' && _mode[i] != 'v' && _mode[i] != 'h') && curchan.modes)
curchan.modes = curchan.modes.replace(_regex, "");
if ((_target.indexOf("#") != -1 || _target.indexOf("&") != -1) && (_mode[i] == 'o' || _mode[i] == 'k' || _mode[i] == 'v' || _mode[i] == 'h' || _mode[i] == 'l' ||
_mode[i] == 'e' || _mode[i] == 'b' || _mode[i] == 'I' || _mode[i] == 'q' || _mode[i] == 'f' ||
_mode[i] == 'j')) {
if (_mode[i] == 'o' || _mode[i] == 'v' || _mode[i] == 'h') {
if (curchan && curchan.names) {
for (let c = 0; c < curchan.names.length; c++) {
if (curchan.names[c].replace(/(&|~|@|%|\+)/, "") == _mode_target[_mode_count]) {
switch (_mode[i]) {
case 'o':
_this_target = _mode_target[_mode_count] + "!" + (curchan.userhosts[c] ? curchan.userhosts[c] : "*@*");
curchan.names[c] = curchan.names[c].replace(/(&|~|@)/, "");
if (_mode_target[_mode_count] != this.client.nick && curchan.aop && curchan.aop.indexOf(_this_target) >= 0 && this.client.opmode) {
curchan.aop.splice(curchan.aop.indexOf(_this_target), 1);
}
if (_mode_target[_mode_count] == this.client.nick) this.client.isop = false;
break;
case 'v':
_this_target = _mode_target[_mode_count] + "!" + (curchan.userhosts[c] ? curchan.userhosts[c] : "*@*");
curchan.names[c] = curchan.names[c].replace("+", "");
if (_mode_target[_mode_count] != this.client.nick && curchan.aov && curchan.aov.indexOf(_this_target) >= 0 && this.client.opmode) {
curchan.aov.splice(curchan.aov.indexOf(_this_target), 1);
}
if (_mode_target[_mode_count] == this.client.nick) this.client.isvoice = false;
break;
case 'h':
_this_target = _mode_target[_mode_count] + "!" + (curchan.userhosts[c] ? curchan.userhosts[c] : "*@*");
curchan.names[c] = curchan.names[c].replace("%", "");
if (_mode_target[_mode_count] != this.client.nick && curchan.aoh && curchan.aoh.indexOf(_this_target) >= 0 && this.client.opmode) {
curchan.aoh.splice(curchan.aoh.indexOf(_this_target), 1);
}
if (_mode_target[_mode_count] == this.client.nick) this.client.ishop = false;
break;
}
}
}
} else {
//console.error("curchan or curchan.names is undefined.");
}
_mode_count++;
continue;
}
else {
if (_mode[i] == 'k') {
curchan.key = null;
_mode_count++;
}
else if (_mode[i] == 'l')
curchan.limit = null;
else if (_mode[i] == 'j')
curchan.throttle = null;
else if (_mode[i] == 'f')
curchan.forward = null;
}
}
}
}
}
break;
case '375': // RPL_MOTDSTART
this.client.motd = '';
break;
case '372': // RPL_MOTD
this.client.motd += lines[n] + "\n";
//this.client.motd='';
break;
case '376': // RPL_ENDOFMOTD
this.client.motd += lines[n] + "\n";
//this.client.motd='';
break;
case '396': // RPL_HOSTHIDDEN
if(data[3])
this.client.vhost = data[3];
break;
case 'JOIN':
// <- @msgid=pHZAZJUGTgmdLbzMnFYZ5l-xBZH2fjfPCVLEsLqwDqtsA;time=2022-07-19T17:21:44.038Z :nick!ident@host JOIN #channel * :<realname>
_temp = (this.client.messagetags ? data[1].substr(1).split("!") : data[0].substr(1).split("!"));
_datatemp = (this.client.messagetags ? 3 : 2);
_nick = _temp[0];
if (_temp[1])
_userhost = _temp[1];
if (_temp[1] && this.client.nick == _nick) {
this.client.ircuser = _temp[1].split("@")[0];
}
_channels = data[_datatemp].substr(0).trim().split(",");
if (data[_datatemp].indexOf(":") != -1)
_channels = data[_datatemp].substr(1).trim().split(",");
/*
//console.log("debug channels: %s - nick: %s - ircuser: %s - userhost: %s", _channels, _nick, this.client.ircuser, _userhost);
//process.exit(1);
*/
for (let x = 0; x < _channels.length; x++) {
_channel = _channels[x];
__channel = _channel.toLowerCase();
if (_nick == this.client.nick) {
if (!this.client.channels[__channel]) {
//console.error("Log Join "+this.client.messagetags+" :", lines[n]);
this.client.channels[__channel] = {
modes: '',
topic: '',
topic_set: '',
topic_time: 0,
key: null,
limit: null,
forward: null,
throttle: null,
names: [],
userhosts: [],
name: _channel,
aop: [],
aoh: [],
aov: [],
isop: false,
ishop: false,
isvoice: false
};
}
else if (this.client.channels[__channel]) {
// Appears to never be executed
this.client.channels[__channel].name = _channel;
}
//this.client.write(`MODE ${_channel}\n`);
}
else {
if (this.client.channels[__channel]) {
this.client.channels[__channel].name = _channel;
this.client.channels[__channel].names.push(_nick);
this.client.channels[__channel].userhosts.push(_userhost ? _userhost : "*@*");
if (this.client.channels[__channel].isop && this.client.channels[__channel].aop && this.client.channels[__channel].aop.indexOf(_nick + "!" + _userhost) >= 0 && this.client.opmode) {
this.client.write(`MODE ${this.client.channels[__channel].name} +o ${_nick}\n`);
}
if ((this.client.channels[__channel].isop || this.client.channels[__channel].ishop) && this.client.channels[__channel].aoh && this.client.channels[__channel].aoh.indexOf(_nick + "!" + _userhost) >= 0 && this.client.opmode) {
this.client.write(`MODE ${this.client.channels[__channel].name} +h ${_nick}\n`);
}
if ((this.client.channels[__channel].isop || this.client.channels[__channel].ishop) && this.client.channels[__channel].aov && this.client.channels[__channel].aov.indexOf(_nick + "!" + _userhost) >= 0 && this.client.opmode) {
this.client.write(`MODE ${this.client.channels[__channel].name} +v ${_nick}\n`);
}
}
}
}
break;
case 'TOPIC':
_target = data[2].toLowerCase().trim();
_topic = lines[n].substr(lines[n].substr(1).indexOf(":") + 2).trim();
if (this.client.channels[_target]) {
this.client.channels[_target].topic = _topic;
this.client.channels[_target].topic_set = data[0].substr(1).split("!")[0];
this.client.channels[_target].topic_time = Math.floor(new Date() / 1000);
}
break;
case '332': // RPL_TOPIC
_target = data[3].toLowerCase().trim();
_topic = lines[n].substr(lines[n].substr(1).indexOf(":") + 2).trim();
if (!this.client.channels[_target])
this.client.channels[_target] = {};
this.client.channels[_target].topic = _topic;
break;
case '333': // RPL_TOPICWHOTIME
_channel = data[3].toLowerCase().trim();
_setter = data[4].split("!")[0].trim();
_time = data[5].trim();
if (!this.client.channels[_channel])
this.client.channels[_channel] = {};
this.client.channels[_channel].topic_set = _setter;
this.client.channels[_channel].topic_time = _time;
break;
case 'KICK':
_target = (this.client.messagetags ? data[4].trim() : data[3].trim());
_channel = (this.client.messagetags ? data[3].toLowerCase().trim() : data[2].toLowerCase().trim());
if (_target == this.client.nick) {
delete this.client.channels[_channel];
}
else if (this.client.channels[_channel]) {
for (let x = 0; x < this.client.channels[_channel].names.length; x++) {
if (this.client.channels[_channel].names[x].replace(/(&|~|@|%|\+)/, "") == _target)
break;
this.client.channels[_channel].names.splice(x, 1);
}
}
break;
case 'PART':
_target = (this.client.messagetags ? data[3].toLowerCase().trim() : data[2].toLowerCase().trim());
_sender = (this.client.messagetags ? data[1].substr(1).split("!")[0] : data[0].substr(1).split("!")[0]);
if (_sender == this.client.nick) {
delete this.client.channels[_target];
}
else if (this.client.channels[_target]) {
for (let x = 0; x < this.client.channels[_target].names.length; x++) {
if (this.client.channels[_target].names[x].replace(/(&|~|@|%|\+)/, "") == _sender)
break;
this.client.channels[_target].names.splice(x, 1);
this.client.channels[_target].userhosts.splice(x, 1);
}
}
break;
case 'QUIT':
_sender = (this.client.messagetags ? data[1].substr(1).split("!")[0] : data[0].substr(1).split("!")[0]);
for (let key in this.client.channels) {
if (Object.prototype.hasOwnProperty.call(this.client.channels, key)) {
for (let x = 0; x < this.client.channels[key].names.length; x++) {
if (this.client.channels[key].names[x].replace(/(&|~|@|%|\+)/, "") == _sender) {
this.client.channels[key].names.splice(x, 1);
this.client.channels[key].userhosts.splice(x, 1);
break;
}
}
}
}
break;
case '353': // RPL_NAMEREPLY
_channel = data[4].toLowerCase().trim();
_names = lines[n].substr(1).split(" :")[1].trim().split(" ");
if (!this.client.channels[_channel])
break;
if (!this.client._getnames[_channel]) {
this.client._getnames[_channel] = true;
if (!this.client.channels[_channel]) {
this.client.channels[_channel] = {};
}
this.client.channels[_channel].names = [];
}
for (let x = 0; x < _names.length; x++) {
if (!this.client.channels[_channel])
break;
this.client.channels[_channel].names.push(_names[x].trim().split("!")[0]);
if (typeof this.client.channels[_channel].userhosts === 'undefined')
this.client.channels[_channel].userhosts = [];
if (_names[x].trim().indexOf("!") >= 0)
this.client.channels[_channel].userhosts.push(_names[x].trim().split("!")[1]);
/*else
this.client.channels[_channel].userhosts.push("*@*"); */
}
break;
case '366': // RPL_ENDOFBANLIST
_channel = data[3].toLowerCase().trim();
this.client._getnames[_channel] = false;
break;
case 'NICK':
_sender = data[1].substr(1).split("!")[0];
_new = data[3].substr(1).trim();
if (_sender == this.client.nick) {
this.client.nick = _new;
}
for (let key in this.client.channels) {
if (Object.prototype.hasOwnProperty.call(this.client.channels, key)) {
for (let x = 0; x < this.client.channels[key].names.length; x++) {
if (this.client.channels[key].names[x].replace(/(&|~|@|%|\+)/, "") == _sender) {
_statut = (/^(&|~|@|%|\+)/.test(this.client.channels[key].names[x].substr(0, 1)) ? this.client.channels[key].names[x].substr(0, 1) : "");
this.client.channels[key].names.splice(x, 1);
this.client.channels[key].names.push(_statut + _new);
break;
}
}
}
}
break;
case '433': // ERR_NICKNAMEINUSE
if (this.client.parents.length == 0) {
if (data[2] == '*') {
if (global.IRC_STANDARDS) {
this.write("NICK "+data[3].trim()+"_"+"\n");
this.nick=data[3].trim()+"_";
} else {
if (global.DEBUG)
console.log("ERROR 433 is detected. Quit ?");
this.client.end();
}
}
} else {
if (global.DEBUG)
console.log("ERROR 433 !this.client.parents.length is detected. Quit ?");
try {
this.connections[this.client.hash].end();
} catch (e) { }
delete this.connections[this.client.hash];
}
break;
case '451': // ERR_NOTREGISTERED
if (this.client.parents.length == 0) {
if (data[2] == '*') {
if (global.IRC_STANDARDS) {
this.write("NICK "+data[3].trim()+"_"+"\n");
this.nick=data[3].trim()+"_";
} else {
if (global.DEBUG)
console.log("ERROR 451 is detected. Quit ?");
this.client.end();
}
}
} else {
if (global.DEBUG)
console.log("ERROR 451 !this.client.parents.length is detected. Quit ?");
try {
this.connections[this.client.hash].end();
} catch (e) { }
delete this.connections[this.client.hash];
}
break;
}
if (data[1] == "PING") {
this.client.write("PONG " + data[2].substr(1).trim() + "\n");
continue;
}
if (data[0] == "PING") {
this.client.write("PONG " + data[1].substr(1).trim() + "\n");
continue;
}
if (data[0] == "ERROR") {
/*if (this.client.gone) {
clearTimeout(this.client.gone);
this.client.gone = '';
this.client.goneTime = '';
}*/
try {
this.connections[this.client.hash].end();
} catch (e) { }
delete this.connections[this.client.hash];
}
if (lines[n].length > 1) {
for (let m = 0; m < this.client.parents.length; m++) {
this.client.parents[m].write(lines[n] + "\n");
}
}
// Check the last 400 messages that will be sent on the irc web client to sort the new messages
if (global.MSG_REDISTRIBUTION && this.client.messagetags && lines[n].startsWith("@")) {
/*
> @realname=17/H/01/cell/Dnc;account=Jordan59400;msgid=m90TSwrqZQDN5Vk0bXrj7R;time=2023-11-02T14:20:42.421Z :nick!ident@host AWAY :away-1698934842
> @realname=13/H/fr/Dnc;account=Theolg;msgid=TeuM0xmV7dwFr8TZhN1gLG;time=2023-11-02T14:20:47.356Z :nick!ident@host AWAY
> @realname=17/H/35;msgid=gG5yPU6i2oNEbchageyGoP-wuLL37AsrC3pbMcU4QJcHg;time=2023-11-02T14:20:52.856Z :nick!ident@host QUIT :Googlebye
*/
/*
result_messagetags = lines[n].split(" ")[0]; // @time=2020-12-31T05:46:20.951Z;msgid=bUxJGIgyI3Xafw42ccbHTd;account=Sympa
nick: line.split(" ")[1].substr(1).split("!")[0]
ident: line.split(" ")[1].substr(1).split("!")[1].split("@")[0]
hostname: line.split(" ")[1].substr(1).split("!")[1].split("@")[1]
cmd: line.split(" ")[2]
target: line.split(" ")[3]
message: line.split(" ").splice(4).join(' ').substr(1)
account: result_messagetags.split(";")[2].split("=")[1]
time: result_messagetags.split(";")[0].replace("@time=","")
msgid: result_messagetags.split(";")[1].split("=")[1]
*/
// Ignore CTCP request/responses
if (
(lines[n].split(" ")[2] === 'PRIVMSG' || lines[n].split(" ")[2] === 'NOTICE') &&
lines[n].split(" ").splice(4).join(' ').substr(1) && lines[n].split(" ").splice(4).join(' ').substr(1)[0] === '\x01'
) {
// We do want to log ACTIONs though
if (!lines[n].split(" ").splice(4).join(' ').substr(1).startsWith('\x01ACTION ')) {
if (global.DEBUG)
console.log("Ignoring CTCP");
// return; - Seems to freeze the joints on the channels (not sure)
continue;
}
}
if (lines[n].split(" ")[2] === "PRIVMSG" || lines[n].split(" ")[2] === "NOTICE") {
for (let key in this.client.buffers) {
if (Object.prototype.hasOwnProperty.call(this.client.buffers, key)) {
let _n = lines[n].split(" ")[3]; // PRIVMSG <hereTarget> :... - Channel name or PV name
let message = lines[n];
let atIndex1 = message.indexOf(" :");
let atIndex2 = message.indexOf("!");
let source = message.substring(atIndex1 + 2, atIndex2);
let count = 0;
for (let x = 0; x < this.client.buffers[key].privmsgnotice.length; x++) {
if (this.client.buffers[key].privmsgnotice[x].target === _n) {
count++;
if (count >= 300) {
this.client.buffers[key].privmsgnotice.splice(x, 1);
break;
}
}
}
// Adding all messages
this.client.buffers[key].privmsgnotice.push({
source: source,
target: _n,
line: lines[n] + "\n"
});
}
}
}
else if (lines[n].split(" ")[2] && global.ircCommandRedistributeMessagesOnConnect.has(lines[n].split(" ")[2].trimEnd())) {
if (lines[n].split(" ")[1].substr(1).split("!")[0] == this.client.nick) {
continue;
}
for (let key in this.client.buffers) {
if (Object.prototype.hasOwnProperty.call(this.client.buffers, key)) {
let _n = "server.irc";
let count = 0;
for (let x = 0; x < this.client.buffers[key].privmsgnotice.length; x++) {
if (this.client.buffers[key].privmsgnotice[x].target === _n) {
count++;
if (count >= 300) {
this.client.buffers[key].privmsgnotice.splice(x, 1);
break;
}
}
}
// Adding all messages
this.client.buffers[key].privmsgnotice.push({
target: _n,
line: lines[n] + "\n"
});
}
}
}
//}
}
// store clientbuf if not connected
else if (lines[n].indexOf("PRIVMSG") >= 0 || lines[n].indexOf("NOTICE") >= 0 || lines[n].indexOf("WALLOPS") >= 0 || lines[n].indexOf("GLOBOPS") >= 0 || lines[n].indexOf("CHATOPS") >= 0) {
for (let key in this.client.buffers) {
if (Object.prototype.hasOwnProperty.call(this.client.buffers, key)) {
if (!this.client.buffers[key].connected) {
this.client.buffers[key].data += lines[n] + "\n";
// Temporary: replace this system with "PRIVMSG_LINEMAX" ...
let _split = this.client.buffers[key].data.split("\n");
if (_split.length >= global.BUFFER_LINEMAX && global.BUFFER_LINEMAX != 0) {
_split.splice(0, _split.length - global.BUFFER_LINEMAX);
let _line = "";
for (let t = 0; t < _split.length; t++) {
_line += _split[t] + "\n";
}
this.client.buffers[key].data = _line;
}
}
}
}
}
}
});
this.client.on('close', () => {
for (let x = 0; x < this.client.parents.length; x++) {
clearInterval(this.client.parents[x].pings);
this.client.parents[x].write(":" + this.client.nick + " QUIT :QUIT");
this.client.parents[x].end();
}
this.client.buffers = false;
delete this.connections[hash(this.client.nick + this.client.password + this.client.server + this.client.port.toString())];
this.client.destroy();
});
this.client.on('error', () => {
this.client.end();
});
this.client.on('end', () => {
console.log('Connection finished : connection');
return;
});
}
else {
socket.end();
}
}
}
// Helper Functions
function hash(data) {
return crypto.createHash('sha256').update(data, 'utf8').digest('base64');
}
function iphash(data) {
return crypto.createHash('md5').update(data).digest('hex').substring(0, 6);
}
function generateMD5AndGetSubstring(data) {
const md5Hash = crypto.createHash('md5').update(data).digest('hex');
// Get the first 4 and last 4 characters of the hash
const first4Characters = md5Hash.slice(0, 4);
const last4Characters = md5Hash.slice(-4);
return {
first4: first4Characters,
last4: last4Characters
};
}
module.exports = ClientConnect;