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Add irc.js for peering with IRC Change default to reflect that Add basic peering. Implemented: register/unregister a user messages join/part Not implemented/TODO: Kill, kick, change nick It is likely that the web chat will not have full feature parity with clients connecting directly to IRC.merge-requests/1/head
5 changed files with 241 additions and 4 deletions
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knotteye <knotteye@airmail.cc> |
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crushv <nik@telekem.net> |
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@ -0,0 +1,213 @@ |
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// written by crushv <nik@telekem.net>
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// thanks nikki
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const net = require('net') |
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const EventEmitter = require('events') |
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const socket = new net.Socket() |
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const emitter = new EventEmitter() |
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socket.setEncoding('utf8') |
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socket.on('error', console.error) |
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function m (text) { |
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console.log('> ' + text) |
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socket.write(text + '\r\n') |
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} |
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var config |
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socket.once('connect', async () => { |
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console.log('Connected') |
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m(`PASS ${config.pass} TS 6 :${config.sid}`) |
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m('CAPAB QS ENCAP EX IE SAVE EUID') |
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m(`SERVER ${config.server} 1 satyr`) |
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}) |
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function parseLine (l) { |
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const colIndex = l.lastIndexOf(':') |
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if (colIndex > -1) { |
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return { |
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params: l.substring(0, colIndex - 1).split(' '), |
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query: l.substring(colIndex + 1) |
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} |
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} else return { params: l.split(' ') } |
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} |
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const servers = [] |
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const users = {} |
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const channels = {} |
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const globalCommands = { |
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// PING :42X
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// params: SID
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PING: l => { |
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const { query } = parseLine(l) |
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m(`PONG :${query}`) |
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emitter.emit('ping') |
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}, |
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// PASS hunter2 TS 6 :42X
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// params: password, 'TS', TS version, SID
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PASS: l => { |
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const { query } = parseLine(l) |
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// adds a server
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servers.push(query) |
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} |
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} |
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const serverCommands = { |
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// EUID nik 1 1569146316 +i ~nik localhost6.attlocal.net 0::1 42XAAAAAB * * :nik
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// params: nickname, hopcount, nickTS, umodes, username, visible hostname, IP address, UID, real hostname, account name, gecos
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EUID: l => { |
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const { params } = parseLine(l) |
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const user = { |
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nick: params[0], |
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nickTS: params[2], |
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modes: params[3], |
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username: params[4], |
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vhost: params[5], |
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ip: params[6], |
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uid: params[7] |
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} |
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users[user.uid] = user |
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}, |
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// SJOIN 1569142987 #test +nt :42XAAAAAB
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// params: channelTS, channel, simple modes, opt. mode parameters..., nicklist
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SJOIN: l => { |
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const { params, query } = parseLine(l) |
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const channel = { |
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timestamp: params[0], |
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name: params[1], |
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modes: params.slice(2).join(' '), |
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nicklist: query.split(' ').map(uid => { |
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if (/[^0-9a-zA-Z]/.test(uid[0])) return { uid: uid.slice(1), mode: uid[0] } |
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else return { uid: uid, mode: '' } |
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}) |
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} |
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channels[channel.name] = channel |
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} |
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} |
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const userCommands = { |
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// :42XAAAAAC PRIVMSG #test :asd
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// params: target, msg
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PRIVMSG: (l, source) => { |
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const { params, query } = parseLine(l) |
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emitter.emit('message', users[source].nick, params[0], query) |
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}, |
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// :42XAAAAAC JOIN 1569149395 #test +
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JOIN: (l, source) => { |
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const { params } = parseLine(l) |
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channels[params[1]].nicklist.push({ |
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uid: source |
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}) |
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}, |
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// :42XAAAAAC PART #test :WeeChat 2.6
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PART: (l, source) => { |
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const { params } = parseLine(l) |
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for (let i = 0; i < channels[params[0]].nicklist.length; i++) { |
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if (channels[params[0]].nicklist[i].uid === source) { |
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channels[params[0]].nicklist.splice(i, 1) |
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return |
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} |
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} |
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}, |
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QUIT: (_l, source) => { |
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delete users[source] |
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} |
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} |
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function parser (l) { |
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const split = l.split(' ') |
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const cmd = split[0] |
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const args = split.slice(1).join(' ') |
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if (globalCommands[cmd]) return globalCommands[cmd](args) |
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if (cmd[0] === ':') { |
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const source = cmd.slice(1) |
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const subcmd = split[1] |
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const subargs = split.slice(2).join(' ') |
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if (servers.indexOf(source) > -1 && serverCommands[subcmd]) serverCommands[subcmd](subargs) |
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if (users[source] && userCommands[subcmd]) userCommands[subcmd](subargs, source) |
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} |
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} |
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socket.on('data', data => { |
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data.split('\r\n') |
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.filter(l => l !== '') |
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.forEach(l => { |
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console.log('< ' + l) |
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parser(l) |
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}) |
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}) |
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process.on('SIGINT', () => { |
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socket.write('QUIT\r\n') |
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process.exit() |
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}) |
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module.exports.connect = conf => new Promise((resolve, reject) => { |
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emitter.once('ping', resolve) |
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config = conf |
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socket.connect(config.port) |
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}) |
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module.exports.events = emitter |
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const genTS = () => Math.trunc((new Date()).getTime() / 1000) |
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const genUID = () => { |
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const chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' |
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var uid = '' |
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for (let i = 0; i < 6; i++) uid += chars.charAt(Math.floor(Math.random() * chars.length)) |
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if (users[uid]) return genUID() |
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return config.sid + uid |
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} |
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const getUID = nick => { |
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for (const key in users) if (users[key].nick === nick) return key |
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} |
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module.exports.registerUser = nick => { |
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const user = { |
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nick: nick, |
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nickTS: genTS(), |
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modes: '+i', |
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username: '~' + nick, |
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vhost: config.vhost, |
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ip: '0::1', |
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uid: genUID() |
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} |
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users[user.uid] = user |
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m(`EUID ${user.nick} 1 ${user.nickTS} ${user.modes} ~${user.nick} ${user.vhost} 0::1 ${user.uid} * * :${user.nick}`) |
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} |
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module.exports.unregisterUser = nick => { |
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const uid = getUID(nick) |
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m(`:${uid} QUIT :Quit: satyr`) |
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delete users[uid] |
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} |
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module.exports.join = (nick, channelName) => { |
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const uid = getUID(nick) |
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if (!channels[channelName]) { |
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const channel = { |
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timestamp: genTS(), |
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name: channelName, |
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modes: '+nt', |
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nicklist: [{ uid: uid, mode: '' }] |
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} |
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channels[channel.name] = channel |
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} |
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m(`:${uid} JOIN ${channels[channelName].timestamp} ${channelName} +`) |
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} |
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module.exports.part = (nick, channelName) => { |
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const uid = getUID(nick) |
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m(`:${uid} PART ${channelName} :satyr`) |
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for (let i = 0; i < channels[channelName].nicklist.length; i++) { |
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if (channels[channelName].nicklist[i].uid === uid) { |
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channels[channelName].nicklist.splice(i, 1) |
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return |
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} |
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} |
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} |
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module.exports.send = (nick, channelName, message) => { |
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const uid = getUID(nick) |
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m(`:${uid} PRIVMSG ${channelName} :${message}`) |
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emitter.emit('message', nick, channelName, message) |
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} |
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