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https://github.com/tribufu/node-gamedig
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Add eslint (#364)
* Add initial prettier and eslint configs * Modify prettierrc * Run eslint on everything * Actually remove prettier * Fix some eslints * Remove label in gs2 * Update CHANGELOG * Update eslintrc to specify es2021
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CosminPerRam
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67 changed files with 6960 additions and 5211 deletions
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@ -1,150 +1,150 @@
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import Core from './core.js';
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export default class unreal2 extends Core {
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constructor() {
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super();
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this.encoding = 'latin1';
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}
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async run(state) {
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let extraInfoReader;
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{
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const b = await this.sendPacket(0, true);
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const reader = this.reader(b);
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state.raw.serverid = reader.uint(4);
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state.raw.ip = this.readUnrealString(reader);
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state.gamePort = reader.uint(4);
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state.raw.queryport = reader.uint(4);
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state.name = this.readUnrealString(reader, true);
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state.map = this.readUnrealString(reader, true);
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state.raw.gametype = this.readUnrealString(reader, true);
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state.raw.numplayers = reader.uint(4);
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state.maxplayers = reader.uint(4);
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this.logger.debug(log => {
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log("UNREAL2 EXTRA INFO", reader.buffer.slice(reader.i));
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});
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extraInfoReader = reader;
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}
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{
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const b = await this.sendPacket(1,true);
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const reader = this.reader(b);
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state.raw.mutators = [];
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state.raw.rules = {};
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while(!reader.done()) {
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const key = this.readUnrealString(reader,true);
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const value = this.readUnrealString(reader,true);
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this.logger.debug(key+'='+value);
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if(key === 'Mutator' || key === 'mutator') {
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state.raw.mutators.push(value);
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} else if (key || value) {
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if (state.raw.rules.hasOwnProperty(key)) {
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state.raw.rules[key] += ',' + value;
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} else {
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state.raw.rules[key] = value;
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}
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}
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}
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if('GamePassword' in state.raw.rules)
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state.password = state.raw.rules.GamePassword !== 'True';
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}
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if (state.raw.mutators.includes('KillingFloorMut')
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|| state.raw.rules['Num trader weapons']
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|| state.raw.rules['Server Version'] === '1065'
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) {
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// Killing Floor
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state.raw.wavecurrent = extraInfoReader.uint(4);
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state.raw.wavetotal = extraInfoReader.uint(4);
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state.raw.ping = extraInfoReader.uint(4);
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state.raw.flags = extraInfoReader.uint(4);
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state.raw.skillLevel = this.readUnrealString(extraInfoReader, true);
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} else {
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state.raw.ping = extraInfoReader.uint(4);
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// These fields were added in later revisions of unreal engine
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if (extraInfoReader.remaining() >= 8) {
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state.raw.flags = extraInfoReader.uint(4);
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state.raw.skill = this.readUnrealString(extraInfoReader, true);
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}
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}
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{
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const b = await this.sendPacket(2,false);
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const reader = this.reader(b);
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state.raw.scoreboard = {};
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while(!reader.done()) {
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const player = {};
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player.id = reader.uint(4);
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player.name = this.readUnrealString(reader,true);
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player.ping = reader.uint(4);
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player.score = reader.int(4);
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player.statsId = reader.uint(4);
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this.logger.debug(player);
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if (!player.id) {
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state.raw.scoreboard[player.name] = player.score;
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} else if (!player.ping) {
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state.bots.push(player);
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} else {
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state.players.push(player);
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}
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}
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}
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}
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readUnrealString(reader, stripColor) {
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let length = reader.uint(1), ucs2 = false;
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if(length >= 0x80) {
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// This is flagged as a UCS-2 String
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length = (length&0x7f)*2;
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ucs2 = true;
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// For UCS-2 strings, some unreal 2 games randomly insert an extra 0x01 here,
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// not included in the length. Skip it if present (hopefully this never happens legitimately)
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const peek = reader.uint(1);
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if (peek !== 1) reader.skip(-1);
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this.logger.debug(log => {
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log("UCS2 STRING");
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log("UCS2 Length: " + length);
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log(reader.buffer.slice(reader.i,reader.i+length));
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});
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}
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let out = '';
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if (ucs2) {
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out = reader.string({encoding:'ucs2',length:length});
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this.logger.debug("UCS2 String decoded: " + out);
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} else if (length > 0) {
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out = reader.string();
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}
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// Sometimes the string has a null at the end (included with the length)
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// Strip it if present
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if(out.charCodeAt(out.length-1) === 0) {
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out = out.substring(0, out.length - 1);
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}
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if(stripColor) {
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out = out.replace(/\x1b...|[\x00-\x1a]/gus,'');
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}
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return out;
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}
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async sendPacket(type,required) {
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const outbuffer = Buffer.from([0x79,0,0,0,type]);
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const packets = [];
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return await this.udpSend(outbuffer,(buffer) => {
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const reader = this.reader(buffer);
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const header = reader.uint(4);
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const iType = reader.uint(1);
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if(iType !== type) return;
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packets.push(reader.rest());
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}, () => {
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if(!packets.length && required) return;
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return Buffer.concat(packets);
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});
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}
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}
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import Core from './core.js'
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export default class unreal2 extends Core {
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constructor () {
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super()
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this.encoding = 'latin1'
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}
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async run (state) {
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let extraInfoReader
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{
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const b = await this.sendPacket(0, true)
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const reader = this.reader(b)
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state.raw.serverid = reader.uint(4)
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state.raw.ip = this.readUnrealString(reader)
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state.gamePort = reader.uint(4)
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state.raw.queryport = reader.uint(4)
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state.name = this.readUnrealString(reader, true)
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state.map = this.readUnrealString(reader, true)
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state.raw.gametype = this.readUnrealString(reader, true)
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state.raw.numplayers = reader.uint(4)
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state.maxplayers = reader.uint(4)
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this.logger.debug(log => {
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log('UNREAL2 EXTRA INFO', reader.buffer.slice(reader.i))
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})
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extraInfoReader = reader
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}
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{
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const b = await this.sendPacket(1, true)
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const reader = this.reader(b)
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state.raw.mutators = []
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state.raw.rules = {}
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while (!reader.done()) {
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const key = this.readUnrealString(reader, true)
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const value = this.readUnrealString(reader, true)
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this.logger.debug(key + '=' + value)
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if (key === 'Mutator' || key === 'mutator') {
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state.raw.mutators.push(value)
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} else if (key || value) {
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if (Object.prototype.hasOwnProperty.call(state.raw.rules, key)) {
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state.raw.rules[key] += ',' + value
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} else {
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state.raw.rules[key] = value
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}
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}
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}
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if ('GamePassword' in state.raw.rules) { state.password = state.raw.rules.GamePassword !== 'True' }
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}
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if (state.raw.mutators.includes('KillingFloorMut') ||
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state.raw.rules['Num trader weapons'] ||
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state.raw.rules['Server Version'] === '1065'
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) {
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// Killing Floor
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state.raw.wavecurrent = extraInfoReader.uint(4)
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state.raw.wavetotal = extraInfoReader.uint(4)
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state.raw.ping = extraInfoReader.uint(4)
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state.raw.flags = extraInfoReader.uint(4)
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state.raw.skillLevel = this.readUnrealString(extraInfoReader, true)
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} else {
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state.raw.ping = extraInfoReader.uint(4)
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// These fields were added in later revisions of unreal engine
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if (extraInfoReader.remaining() >= 8) {
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state.raw.flags = extraInfoReader.uint(4)
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state.raw.skill = this.readUnrealString(extraInfoReader, true)
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}
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}
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{
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const b = await this.sendPacket(2, false)
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const reader = this.reader(b)
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state.raw.scoreboard = {}
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while (!reader.done()) {
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const player = {}
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player.id = reader.uint(4)
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player.name = this.readUnrealString(reader, true)
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player.ping = reader.uint(4)
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player.score = reader.int(4)
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player.statsId = reader.uint(4)
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this.logger.debug(player)
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if (!player.id) {
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state.raw.scoreboard[player.name] = player.score
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} else if (!player.ping) {
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state.bots.push(player)
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} else {
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state.players.push(player)
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}
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}
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}
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}
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readUnrealString (reader, stripColor) {
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let length = reader.uint(1); let ucs2 = false
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if (length >= 0x80) {
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// This is flagged as a UCS-2 String
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length = (length & 0x7f) * 2
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ucs2 = true
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// For UCS-2 strings, some unreal 2 games randomly insert an extra 0x01 here,
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// not included in the length. Skip it if present (hopefully this never happens legitimately)
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const peek = reader.uint(1)
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if (peek !== 1) reader.skip(-1)
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this.logger.debug(log => {
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log('UCS2 STRING')
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log('UCS2 Length: ' + length)
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log(reader.buffer.slice(reader.i, reader.i + length))
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})
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}
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let out = ''
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if (ucs2) {
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out = reader.string({ encoding: 'ucs2', length })
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this.logger.debug('UCS2 String decoded: ' + out)
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} else if (length > 0) {
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out = reader.string()
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}
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// Sometimes the string has a null at the end (included with the length)
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// Strip it if present
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if (out.charCodeAt(out.length - 1) === 0) {
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out = out.substring(0, out.length - 1)
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}
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if (stripColor) {
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out = out.replace(/\x1b...|[\x00-\x1a]/gus, '')
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}
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return out
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}
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async sendPacket (type, required) {
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const outbuffer = Buffer.from([0x79, 0, 0, 0, type])
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const packets = []
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return await this.udpSend(outbuffer, (buffer) => {
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const reader = this.reader(buffer)
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reader.uint(4) // header
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const iType = reader.uint(1)
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if (iType !== type) return
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packets.push(reader.rest())
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}, () => {
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if (!packets.length && required) return
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return Buffer.concat(packets)
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})
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}
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}
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