63 lines
1.6 KiB
JavaScript
63 lines
1.6 KiB
JavaScript
module.exports = require('./core').extend({
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init: function() {
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this._super();
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this.encoding = 'latin1';
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this.byteorder = 'be';
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},
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run: function() {
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var self = this;
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var b = new Buffer([0,0x35,0,0,0,0,0,0x11]);
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this.udpSend(b,function(buffer) {
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var state = {};
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var reader = self.reader(buffer);
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reader.skip(6);
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state.port = self.readUInt(reader);
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state.hostname = self.readString(reader,buffer);
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state.name = self.readString(reader,buffer);
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state.numplayers = self.readUInt(reader);
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state.versionmin = self.readUInt(reader);
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state.versionmax = self.readUInt(reader);
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state.version = self.readString(reader,buffer);
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state.maxplayers = self.readUInt(reader);
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var players = self.readString(reader,buffer);
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var list = players.split('\n');
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state.players = [];
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for(var i = 0; i < list.length; i++) {
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if(!list[i]) continue;
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state.players.push({name:list[i]});
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}
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state.options = self.readString(reader,buffer);
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state.uri = self.readString(reader,buffer);
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state.globalids = self.readString(reader,buffer);
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self.finish(state);
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return true;
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});
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},
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readUInt: function(reader) {
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var a = reader.uint(2);
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var b = reader.uint(2);
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return (b<<16) + a;
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},
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readString: function(reader,b) {
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var len = reader.uint(2);
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if(!len) return '';
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var out = '';
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for(var i = 0; i < len; i+=2) {
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var hi = reader.uint(1);
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var lo = reader.uint(1);
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if(i+1<len) out += String.fromCharCode(lo);
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if(i+2<len) out += String.fromCharCode(hi);
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}
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out = out.replace(/0x[0-9a-f]{6}/g,''); // strip color codes
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return out;
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}
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});
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