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bot.js
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bot.js
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var steam = require("steam"),
util = require("util"),
fs = require("fs"),
crypto = require("crypto"),
dota2 = require("dota2"),
MySQLEvents = require('mysql-events'),
MySQL = require('mysql'),
bots = [];
// Load config
global.config = (fs.existsSync("./local.config.js")) ? require("./local.config") : require("./config");
var mysql = MySQL.createConnection(global.config.mysql),
mysqlEventWatcher = MySQLEvents(global.config.mysql);
// Select free bot from bot array
var selectFreeBot = function(cb){
if(bots.length > 0){
for(var i = 0; i < bots.length; i++){
if(bots[i].free){
cb(bots[i]);
return true;
}
}
util.log('All bots busy. Waiting for free bot..');
setTimeout(function(){
selectFreeBot(cb);
}, 10000);
} else {
util.log('List of bots empty');
return false;
}
};
// Bot initialization with config
var initBot = function(cfg){
var bot = {
id: cfg.id,
config: {
steam_name: cfg.steam_name,
steam_user: cfg.steam_user,
steam_pass: cfg.steam_pass,
steam_guard_code: cfg.steam_guard_code,
two_factor_code: cfg.two_factor_code
},
currentLobby: {
id: null
},
free: true
};
bot.steamClient = new steam.SteamClient();
bot.steamUser = new steam.SteamUser(bot.steamClient);
bot.Dota2 = new dota2.Dota2Client(bot.steamClient, true);
// Login, only passing authCode if it exists
var logOnDetails = {
"account_name": bot.config.steam_user,
"password": bot.config.steam_pass
};
if (bot.config.steam_guard_code)
logOnDetails.auth_code = bot.config.steam_guard_code;
if (bot.config.two_factor_code)
logOnDetails.two_factor_code = bot.config.two_factor_code;
try {
var sentry = fs.readFileSync('sentry');
if (sentry.length)
logOnDetails.sha_sentryfile = sentry;
} catch (beef) {
util.log('[Bot #' + bot.id + '] ' + "Cannae load the sentry. " + beef);
}
// Steam client handlers
bot.steamClient.on('connected', function() {
util.log('[Bot #' + bot.id + '] ' + 'Steam connected');
bot.steamUser.logOn(logOnDetails);
});
bot.steamClient.on('logOnResponse', function (logonResp){
if (logonResp.eresult == steam.EResult.OK) {
util.log('[Bot #' + bot.id + '] ' + "Logged on");
bot.Dota2.launch();
bot.Dota2.on("ready", function() {
console.log('[Bot #' + bot.id + '] ' + "Node-dota2 ready");
var enoughPeople = false,
starting = false;
var start = function () {
starting = true;
var remainingSeconds = global.config.remaining_before_match;
(function tick() {
if (enoughPeople) {
if (remainingSeconds > 0) {
util.log('[Bot #' + bot.id + '] ' + "Starting in " + remainingSeconds + " seconds");
setTimeout(tick, 1000);
remainingSeconds--;
} else {
// Launch lobby match
bot.Dota2.launchPracticeLobby(function (err, data) {
util.log('[Bot #' + bot.id + '] ' + 'Game started');
// Save status 'game started' to database
mysql.query('update lobby set status = 1 ' +
'where id = ' + bot.currentLobby.id, function(err, res){
if(err) throw err;
// Leave lobby when match started
bot.Dota2.leavePracticeLobby(function (err, body) {
bot.free = true;
bot.currentLobby.id = null;
util.log('[Bot #' + bot.id + '] ' + 'Bot leaved');
//bot.Dota2.abandonCurrentGame();
});
});
});
}
} else {
starting = false;
util.log('[Bot #' + bot.id + '] ' + "Aborting start: someone left");
}
})();
};
// Update lobby event handler
bot.Dota2.on("practiceLobbyUpdate", function(lobby) {
enoughPeople = (lobby.members.filter(function(e){return e.team === 0 || e.team === 1}).length >= global.config.match_users);
if(enoughPeople && !starting) {
start();
}
});
});
bot.Dota2.on("unready", function () {
console.log('[Bot #' + bot.id + '] ' + "Node-dota2 unready.");
});
}
});
bot.steamClient.on('loggedOff', function (eresult){
util.log('[Bot #' + bot.id + '] ' + "Logged off from Steam");
});
bot.steamClient.on('error', function (error){
util.log('[Bot #' + bot.id + '] ' + "Connection closed by server: " + error);
//bot.steamClient.connect();
});
bot.steamClient.on('servers', function (servers){
util.log('[Bot #' + bot.id + '] ' + "Received servers");
fs.writeFile('servers', JSON.stringify(servers), function(err){
if (err){
if (this.debug)
util.log('[Bot #' + bot.id + '] ' + "Error writing ");
} else {
if (this.debug)
util.log("");
}
});
});
bot.steamUser.on('updateMachineAuth', function(sentry, callback) {
var hashedSentry = crypto.createHash('sha1').update(sentry.bytes).digest();
fs.writeFileSync('sentry', hashedSentry);
util.log('[Bot #' + bot.id + '] ' + "sentryfile saved");
callback({
sha_file: hashedSentry
});
});
// Connect to Steam
bot.steamClient.connect();
// Add bot to array
bots.push(bot);
};
// Start database watcher
var startDBWatcher = function(){
util.log('Init database watcher');
// Create database watcher for table 'lobby'
mysqlEventWatcher.add(global.config.mysql.database + '.lobby', function (oldRow, newRow, event) {
util.log("Init watcher on table `lobby`");
// Row inserted
if (oldRow === null) {
// Select bot
selectFreeBot(function (bot) {
bot.free = false; // set bot as busy
util.log('[Bot #' + bot.id + '] ' + 'Started');
var lobbyId = newRow.fields.id,
lobbyName = 'Lobby_' + lobbyId,
lobbyPassword = generatePassword();
bot.currentLobby.id = lobbyId;
// Save lobby name and password to database, and status 'in process'
mysql.query('update `lobby` set `name` = "' + lobbyName + '", ' +
'`password` = "' + lobbyPassword + '", ' +
'status = 2 ' +
'where `id` = ' + lobbyId, function (error, results, fields) {
if (error) throw error;
// Leave previous lobby for this bot and start new
bot.Dota2.leavePracticeLobby(function(err, data){
if(!err) {
//bot.Dota2.abandonCurrentGame(function(err, body){});
var createLobby = function(prop){
// Create lobby with properties
bot.Dota2.createPracticeLobby(properties, function(err, data){
if (err) {
bot.free = true;
bot.currentLobby.id = null;
util.log('[Bot #' + bot.id + '] ' + err + ' - ' + JSON.stringify(data));
} else {
util.log('[Bot #' + bot.id + '] ' + 'Lobby created');
// For some reason the bot automatically joins the first slot. Kick him.
bot.Dota2.practiceLobbyKickFromTeam(bot.Dota2.AccountID);
// Select steam-id's from database
mysql.query('select u.`steam-id` as stid ' +
'from `lobby_user` lu ' +
'join `user` u on u.`id` = lu.`user_id` ' +
'where lu.`lobby_id` = ' + lobbyId, function (error, results, fields){
if (error)
throw error;
// Send invites
util.log('[Bot #' + bot.id + '] ' + 'Inviting users..');
for(var i = 0; i < results.length; i++){
bot.Dota2.inviteToLobby(results[i].stid);
}
});
// Lobby timeout
if(global.config.lobby_timeout !== 'none') {
setTimeout(function () {
// Save lobby status 'timeout lobby'
mysql.query('update lobby set status = 3 ' +
'where id = ' + lobbyId, function(err, res){
if(err) throw err;
// Leave lobby
bot.Dota2.leavePracticeLobby(function (err, body) {
bot.free = true;
bot.currentLobby.id = null;
util.log('[Bot #' + bot.id + '] ' + 'Bot leave lobby by timeout');
bot.Dota2.abandonCurrentGame(function (err, body) {
});
});
});
}, global.config.lobby_timeout * 1000);
}
}
});
};
if(newRow.fields.settings_id){
// Select lobby settings from database (leagueid)
mysql.query('select * from settings ' +
'where id = ' + newRow.fields.settings_id, function (error, results, fields) {
if (error) throw error;
var properties = {
leagueid: results.fields.leagueid
};
properties.game_name = lobbyName;
properties.pass_key = lobbyPassword;
createLobby(properties);
});
} else {
// Default settings
var properties = global.config.lobby_preset;
properties.game_name = lobbyName;
properties.pass_key = lobbyPassword;
createLobby(properties);
}
} else {
bot.free = true;
bot.currentLobby.id = null;
}
});
});
});
}
});
// Create database watcher for table 'bot'
mysqlEventWatcher.add(global.config.mysql.database + '.bot', function (oldRow, newRow, event){
util.log("Init watcher on table `bot`");
// Row inserted
if (oldRow === null) {
initBot(newRow.fields);
}
});
};
// Stop database watcher
var stopDBWatcher = function () {
mysqlEventWatcher.stop();
};
// Start app
(function init(){
util.log("START");
mysql.connect();
// Init bots
mysql.query('select * from bot', function (error, results, fields){
if (error) throw error;
util.log('Found ' + results.length + ' bots accounts');
for(var i = 0; i < results.length; i++){
initBot(results[i]);
}
// Start database watcher
setTimeout(startDBWatcher, 5000);
});
})();
process.on('SIGINT', function() {
// Bots Steam logout
setTimeout(function(){
for(var i = 0; i < bots.length; i++){
bots[i].Dota2.exit();
}
}, 1000);
setTimeout(function(){
for(var i = 0; i < bots.length; i++){
bots[i].steamClient.disconnect();
}
}, 3000);
setTimeout(function(){
stopDBWatcher();
mysql.end();
}, 4000);
setTimeout(function(){
util.log("STOP");
process.exit();
}, 5000);
});
// Function generate password for lobby
var generatePassword = function(){
var code = "";
// Omitted characters that can look like others
var possibleChars = ["B", "D", "E", "F", "G", "H", "C", "J", "K", "L", "M", "N", "P", "Q",
"R", "S", "T", "W", "X", "Y","Z", "2", "3", "5", "6", "7", "8", "9"];
for (var i = 0; i < 20; i++) {
code += possibleChars[Math.floor(Math.random() * possibleChars.length)];
}
return code;
};