91 lines
2.4 KiB
JavaScript
91 lines
2.4 KiB
JavaScript
var async = require('async');
|
|
|
|
module.exports = require('./core').extend({
|
|
run: function(state) {
|
|
|
|
var self = this;
|
|
var len;
|
|
|
|
async.series([
|
|
function(c) {
|
|
self.sendPacket('i',function(reader) {
|
|
state.password = !!reader.uint(1);
|
|
state.raw.numplayers = reader.uint(2);
|
|
state.maxplayers = reader.uint(2);
|
|
state.name = self.readString(reader,4);
|
|
state.raw.gamemode = self.readString(reader,4);
|
|
self.map = self.readString(reader,4);
|
|
c();
|
|
});
|
|
},
|
|
function(c) {
|
|
self.sendPacket('r',function(reader) {
|
|
var ruleCount = reader.uint(2);
|
|
state.raw.rules = {};
|
|
for(var i = 0; i < ruleCount; i++) {
|
|
var key = self.readString(reader,1);
|
|
var value = self.readString(reader,1);
|
|
state.raw.rules[key] = value;
|
|
}
|
|
if('mapname' in state.raw.rules)
|
|
state.map = state.raw.rules.mapname;
|
|
c();
|
|
});
|
|
},
|
|
function(c) {
|
|
self.sendPacket('d',function(reader) {
|
|
var playerCount = reader.uint(2);
|
|
for(var i = 0; i < playerCount; i++) {
|
|
var player = {};
|
|
player.id = reader.uint(1);
|
|
player.name = self.readString(reader,1);
|
|
player.score = reader.int(4);
|
|
player.ping = reader.uint(4);
|
|
state.players.push(player);
|
|
}
|
|
c();
|
|
},function() {
|
|
for(var i = 0; i < state.raw.numplayers; i++) {
|
|
state.players.push({});
|
|
}
|
|
});
|
|
},
|
|
function(c) {
|
|
self.finish(state);
|
|
}
|
|
]);
|
|
},
|
|
readString: function(reader,lenBytes) {
|
|
var length = reader.uint(lenBytes);
|
|
if(!length) return '';
|
|
var string = reader.string({length:length});
|
|
return string;
|
|
},
|
|
sendPacket: function(type,onresponse,ontimeout) {
|
|
var self = this;
|
|
var outbuffer = new Buffer(11);
|
|
outbuffer.writeUInt32BE(0x53414D50,0);
|
|
var ipSplit = self.options.address.split('.');
|
|
outbuffer.writeUInt8(parseInt(ipSplit[0]),4);
|
|
outbuffer.writeUInt8(parseInt(ipSplit[1]),5);
|
|
outbuffer.writeUInt8(parseInt(ipSplit[2]),6);
|
|
outbuffer.writeUInt8(parseInt(ipSplit[3]),7);
|
|
outbuffer.writeUInt16LE(self.options.port,8);
|
|
outbuffer.writeUInt8(type.charCodeAt(0),10);
|
|
|
|
this.udpSend(outbuffer,function(buffer) {
|
|
var reader = self.reader(buffer);
|
|
for(var i = 0; i < outbuffer.length; i++) {
|
|
if(outbuffer.readUInt8(i) !== reader.uint(1)) return;
|
|
}
|
|
onresponse(reader);
|
|
return true;
|
|
},function() {
|
|
if(ontimeout) {
|
|
ontimeout();
|
|
return true;
|
|
}
|
|
});
|
|
}
|
|
});
|