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botclient.js
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botclient.js
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const browser = typeof(window)!='undefined';
if (!browser) {
var WebSocket = require('ws');
var atob = require('atob');
var btoa = require('btoa');
}
function ICrypt(t,e){this.CharsToBytes=(t=>t.map(function(t){return t.charCodeAt(0)})),this.StringToBytes=(t=>this.CharsToBytes(t.split(""))),this.BytesToChars=(t=>t.map(function(t){return String.fromCharCode(parseInt(t,10))})),this.BytesToString=(t=>this.BytesToChars(t).join("")),this.DecToOctBytes=(t=>t.map(function(t){return("000"+t.toString(8)).substr(-3)})),this.OctToDecBytes=(t=>t.map(function(t){return parseInt(t,8)})),this.Uint8ArrayToIntArray=(t=>{var e=[];for(let r=0;r<t.length;r++)e[r]=t[r];return e}),this.Expand=((t,e,r=8)=>{var s,n=new Uint8Array(t.length*e);for(let e=0;e<n.length;e++){for(let r=0;r<t.length&&!(e+r>=n.length);r++)n[e+r]=t[r];e=e+t.length-1}for(let t=0;t<n.length;t++){if(t==n.length-1){n[t]=n[t]^n[0];break}n[t]=n[t]^n[t+1],n[n.length-t-1]=3^n[n.length-t-1]}s=n,n=new Uint8Array(2*n.length);for(let t=0;t<s.length-1;t+=2){var h=8^s[t],i=13^s[t+1];n[t]=i,n[t+1]=h,n[n.length-1-t]=255^h+i}var a=255;for(let t=0;t<n.length;t++){var o=n[t],l=2*r^255^a;n[t]=o^l,a--,r=n[t],0==a&&(a=255)}return n}),this.Encrypt=(t=>{t=new Uint8Array(t);var e=this.Expand(this.password,Math.floor(t.length/this.password.length)+1,8),r=this.Expand(this.salt,Math.floor(t.length/this.salt.length)+1,8),s=new Uint8Array(t.length);for(let h=t.length-1;h>-1;h--){var n=e[t.length-h]^r[h]^t[h];s[h]=n}return s}),this.password=this.OctToDecBytes(this.DecToOctBytes(this.CharsToBytes(t.split("")))),this.salt=this.OctToDecBytes(this.DecToOctBytes(this.CharsToBytes(e.split(""))))}
function crypt(str, password, salt="") {
var ic = new ICrypt(password, salt);
var bytes = ic.StringToBytes(str);
bytes = ic.Encrypt(bytes);
return ic.BytesToString(ic.Uint8ArrayToIntArray(bytes));
}
function Bot(nick, channel, password = null) {
this.url = 'wss://hack.chat/chat-ws';
this.owner = '';
this.nick = nick;
this.password = password;
this.channel = channel;
this.onlineUsers = [];
this.trigger = '!';
this.ws = null;
this.onConnect = null; /* ()=>{...} */
this.onMessage = null; /* (args)=>{...} */
this.onDisconnect = null; /* ()=>{...} */
this.onOnlineSet = null; /* (nicks)=>{...} */
this.onUserJoin = null; /* (args)=>{...} */
this.onUserLeave = null; /* (args)=>{...} */
this.onAccessDenied = null; /* (args, cmd, pars, arr)=>{...} */
this.onUnknownCommand = null; /* (args, cmd)=>{...} */
this.onUserToggleEncryption = null; /* (nick, encryptionEnabled)=>{...} */
this.Commands = {};
//tetherapp
this.tether = {
enabled: false,
encryption: false,
userKeys: {},
userKey: Math.random().toString(36).substring(2, 15) + Math.random().toString(36).substring(2, 15),
salt: 'tether',
keyPrefix: '\x03\x06',
prefixStr: '\x03\x02',
}
function broadcastKey(enabled, bot) {
if (!bot.tether.enabled) return;
bot.Send({cmd:'chat', text:bot.tether.keyPrefix+(enabled?bot.tether.userKey:'')});
}
this.enableTether = (enabled)=>{
if (enabled) {
this.tether.enabled = true;
} else {
this.tether.enabled = false;
}
}
this.enableTetherEncryption = (enabled)=>{
if (enabled) {
this.tether.enabled = true;
this.tether.encryption = true;
broadcastKey(true, this);
} else {
this.tether.encryption = false;
broadcastKey(false, this);
}
}
this.Connect = () => {
this.ws = new WebSocket(this.url);
this.ws.onopen = () => {
this.ws.send(JSON.stringify({
cmd: 'join',
nick: (password != null ? this.nick + '#' + this.password : this.nick),
channel: this.channel
}));
if (this.onConnect != null) this.onConnect();
}
this.ws.onmessage = (e) => {
var args = JSON.parse(e.data);
switch (args.cmd) {
case 'onlineSet':
this.onlineUsers = args.nicks;
broadcastKey(true, this);
if (this.onOnlineSet!=null) this.onOnlineSet(args.nicks);
break;
case 'onlineAdd':
this.onlineUsers.push(args.nick);
if (this.onUserJoin!=null) this.onUserJoin(args);
broadcastKey(true, this);
break;
case 'onlineRemove':
var n = this.onlineUsers.indexOf(args.nick);
if (n >= 0) {
this.onlineUsers.splice(n, 1);
}
if (this.tether.enabled) {
if (this.tether.userKeys.hasOwnProperty(args.nick)) delete this.tether.userKeys[args.nick];
}
if (this.onUserLeave!=null) this.onUserLeave(args);
break;
}
if (args.hasOwnProperty('text')) {
if (args.text.indexOf('\0')==0) args.text = args.text.substr(1); //bypass hack.chat anticmd
if (args.hasOwnProperty('nick') && args.text.indexOf(this.tether.keyPrefix)==0) {
var key = args.text.substr(this.tether.keyPrefix.length);
if (key.length>0) {
this.tether.userKeys[args.nick] = key;
if (this.onUserToggleEncryption!=null) this.onUserToggleEncryption(args.nick, true);
} else {
delete this.tether.userKeys[args.nick];
if (this.onUserToggleEncryption!=null) this.onUserToggleEncryption(args.nick, false);
}
return;
}
}
if (args.hasOwnProperty('text')) {
args.tether = {
encrypted: false,
}
if (args.hasOwnProperty('nick') && this.tether.enabled && this.tether.userKeys.hasOwnProperty(args.nick) && args.text.length > 0 && args.text.indexOf(this.tether.prefixStr) === 0) {
try {
args.text = crypt(atob(args.text.substr(this.tether.prefixStr.length)), this.tether.userKeys[args.nick], this.tether.salt);
args.tether.encrypted = true;
} catch (err) {
}
}
var arr1 = this.Parse(args.text);
if (arr1.length > 0 && typeof(arr1[0])!='undefined' && this.Commands.hasOwnProperty(arr1[0].substr(this.trigger.length)) && arr1[0].startsWith(this.trigger)) {
var arr2 = args.text.split(' ');
var cmd = arr1[0].substr(this.trigger.length).toLowerCase();
arr1.shift();
arr2.shift();
if (typeof(this.Commands[cmd].available)=='undefined'||this.Commands[cmd].available(args)) {
if (typeof(this.Commands[cmd].run)=='function') this.Commands[cmd].run(args, arr1, arr2);
} else {
if (this.onAccessDenied!=null) this.onAccessDenied(args, cmd, arr1, arr2);
}
return;
} else if (arr1.length > 0 && typeof(arr1[0])!='undefined' && arr1[0].startsWith(this.trigger)) {
var cmd = arr1[0].substr(this.trigger.length).toLowerCase();
if (this.onUnknownCommand!=null) this.onUnknownCommand(args, cmd);
}
}
if (this.onMessage != null) this.onMessage(args);
}
this.ws.onclose = () => {
if (this.onDisconnect != null) this.onDisconnect();
}
}
this.Send = (args) => {
this.ws.send(JSON.stringify(args));
}
this.Say = (text) => {
this.ws.send(JSON.stringify({
cmd: 'chat',
text: (this.tether.encryption ? this.tether.prefixStr+btoa(crypt(text, this.tether.userKey, this.tether.salt)) : text)
}));
}
this.Disconnect = () => {
this.ws.close();
}
this.Parse = (text, chr = '"') => {
var words = text.split(' ');
var flag = false;
var output = [];
var word = [];
for (let i = 0; i < words.length; i++) {
if (!flag && words[i].indexOf(chr) == 0 && words[i].lastIndexOf(chr) == words[i].length - 1) {
output.push(words[i].substr(1, words[i].length - 2));
} else if (!flag && words[i].indexOf(chr) == 0) {
flag = true;
word.push(words[i].substr(1));
} else if (flag) {
if (words[i].indexOf(chr) == words[i].length - 1) {
flag = false;
word.push(words[i].substr(0, words[i].length - 1));
if (word.length > 0) output.push(word.join(' '));
word = [];
} else {
word.push(words[i]);
}
} else {
output.push(words[i]);
}
}
return output;
}
}
if (!browser) module.exports = Bot;