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ygopro-match
Commit 2f31c6e8 authored by Peter Xin's avatar Peter Xin
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.gitignore
View file @ 2f31c6e8
################# .gitignore
## Jetbrains config.json
################# node_modules/
.idea/
/.idea/ \ No newline at end of file
#################
## Node
#################
/node_modules/
\ No newline at end of file
main.js
View file @ 2f31c6e8
'use strict'; 'use strict';
const request = require('request');
const http = require('http'); const http = require('http');
const crypto = require('crypto'); const crypto = require('crypto');
const fs = require('fs');
let servers = [{ const config = JSON.parse(fs.readFileSync("./config.json"));
"address": "112.124.105.11", let athleticUserPool = [];
"port": 7911 let entertainUserPool = [];
}];
let pending = null; let getUserConfig = function(user, callback) {
// HTTP GET 抓取数据。
// 原 HTTP POST 抓取数据保留
let address = config.arena.address;
// let ak = config.arena.ak;
request.get(address + user.username, function (err, res, body) {
if (res.statusCode != 200)
{
console.log ("failed to load user data for #{user}");
}
else
{
callback(JSON.parse(body));
}
});
/*
request.post(address, {form:{ ak, username: user.username, password: user.password }}, function (err, res, body) {
callback();
});
*/
};
// TrueSkill
// 参考于 https://zh.wikipedia.org/zh-hans/TrueSkill评分系统
let athleticTrueSkillMatchPoint = function (userA, userB) {
let trueSkillA = userA.trueskill;
let trueSkillB = userB.trueskill;
let b2 = (Math.pow(trueSkillA.variance, 2) + Math.pow(trueSkillB.variance, 2)) / 2;
let c2 = 2 * b2 + trueSkillA.mean * trueSkillA.mean + trueSkillB.mean * trueSkillB.mean;
return Math.exp(-Math.pow((trueSkillA.mean - trueSkillB.mean), 2) / 2 / c2) * Math.sqrt(2 * b2 / c2)
};
// 刷新竞技玩家池
let updateAthleticMatch = function() {
let length = athleticUserPool.length;
// 数量少于 2，什么都不做
if (length < 2) return;
// 生成对称表
let values = [];
for (let i = 0; i < length; i++)
for (let j = 0; j < length; j++)
if (i === j)
values[length * j + i] = { i, j, value: 0 };
else
values[length * j + i] = { i, j, value: athleticTrueSkillMatchPoint(athleticUserPool[i].data, athleticUserPool[j].data) };
// 含参排序
values.sort((a, b) => b.value - a.value);
// 生成 mask 表
let masks = [];
for (let i = 0; i < length; i++)
masks[i] = false;
// 开始返回
for (let value of values) {
if (value.value < config.match.gate)
break;
if (masks[value.i] || masks[value.j])
continue;
pair(athleticUserPool[value.i].client, athleticUserPool[value.j].client);
masks[i] = true;
masks[j] = true;
}
// 移除用户
let newPool = [];
for (let i = 0; i < masks.length; i++)
if (!(masks[i]))
newPool.push(athleticUserPool[i]);
athleticUserPool = newPool;
};
// 刷新娱乐玩家池
let updateEntertainMatch = function () {
let length = entertainUserPool.length;
if (length < 2) return;
// 根据用户等级进行排序
entertainUserPool.sort((a, b) => b.level - a.level);
// 从高到低进行贪心配对
let newPool = [];
// TODO: 加入时间分界
for (let i = 0; i < length; i++)
{
let userA = entertainUserPool[i];
let userB = entertainUserPool[i + 1];
// 移出边界时的处理
if (userA === undefined)
break;
if (userB === undefined)
{
newPool.push(userA);
break;
}
// 若 exp 之差小于门限，则匹配房间
if (userA.data.exp - userB.data.exp < config.match.entertainExpGate)
{
pair(userA.client, userB.client);
i += 1;
}
// 否则留存
else
newPool.add(userA);
}
entertainUserPool = newPool;
};
let update = function () {
updateAthleticMatch();
updateEntertainMatch();
};
// 为两名玩家匹配房间
let pair = function (userARes, userBRes) {
let servers = config.servers;
let server = servers[Math.floor(Math.random() * servers.length)];
let room_id = crypto.randomBytes(9).toString('base64').slice(0, 11).replace('+', '-').replace('/', '_');
let options_buffer = new Buffer(6);
options_buffer.writeUInt8(4 << 4, 1);
let checksum = 0;
for (let i = 1; i < options_buffer.length; i++) {
checksum -= options_buffer.readUInt8(i)
}
options_buffer.writeUInt8(checksum & 0xFF, 0);
for (let client of [userARes, userBRes])
{
let buffer = new Buffer(6);
let secret = parseInt(client.password) % 65535 + 1;
for (let i = 0; i < options_buffer.length; i += 2) {
buffer.writeUInt16LE(options_buffer.readUInt16LE(i) ^ secret, i)
}
let password = buffer.toString('base64') + room_id;
let result = JSON.stringify({
"address": server.address,
"port": server.port,
"password": password
});
console.log(userARes.username + " and " + userBRes.username + " matched on room " + room_id);
client.writeHead(200, {'Content-Type': 'application/json', 'Cache-Control': 'no-cache'});
client.end(result);
}
};
// 创建服务器
http.createServer((req, res) => { http.createServer((req, res) => {
try { try
{
// 读取数据
let credentials = new Buffer(req.headers['authorization'].split(' ')[1], 'base64').toString().split(':'); let credentials = new Buffer(req.headers['authorization'].split(' ')[1], 'base64').toString().split(':');
let username = credentials[0]; let username = credentials[0];
let password = credentials[1]; let password = credentials[1];
if (!username || !password) { if (!username || !password) {
throw 'auth'; throw 'auth';
} }
//TODO: Auth console.log(username + ' apply for a match.');
console.log(username + ' requested match.');
res.username = username; res.username = username;
res.password = password; res.password = password;
} catch (error) { // 送读取数据
getUserConfig(res, (ans) => {
athleticUserPool.push({client: res, data: ans});
});
}
catch (error)
{
res.statusCode = 403; res.statusCode = 403;
res.end(); res.end();
return; return;
} }
if (pending) { });
let server = servers[Math.floor(Math.random() * servers.length)];
let room_id = crypto.randomBytes(9).toString('base64').slice(0, 11).replace('+','-').replace('/', '_'); setInterval(update, config.match.timeInterval);
let options_buffer = new Buffer(6);
options_buffer.writeUInt8(4 << 4, 1);
let checksum = 0;
for (let i = 1; i < options_buffer.length; i++) {
checksum -= options_buffer.readUInt8(i)
}
options_buffer.writeUInt8(checksum & 0xFF, 0);
for (let client of [res, pending]) {
let buffer = new Buffer(6);
let secret = parseInt(client.password) % 65535 + 1;
for (let i = 0; i < options_buffer.length; i += 2) {
buffer.writeUInt16LE(options_buffer.readUInt16LE(i) ^ secret, i)
}
let password = buffer.toString('base64') + room_id;
let result = JSON.stringify({
"address": server.address,
"port": server.port,
"password": password
});
client.writeHead(200, {'Content-Type': 'application/json', 'Cache-Control': 'no-cache'}); getUserConfig({username: "userA"}, (ans) => {
client.end(result) entertainUserPool.push({client: {}, data: ans});
} });
pending = null; getUserConfig({username: "userB"}, (ans) => {
console.log('matched ' + room_id); entertainUserPool.push({client: {}, data: ans});
});
} else {
pending = res;
res.on('close', ()=> {
console.log('connection closed.');
if (pending == res) {
pending = null;
}
})
}
}).listen(80);
package.json
View file @ 2f31c6e8
{ {
"name": "ygopro-match", "name": "ygopro-match",
"version": "1.0.0", "version": "0.0.1a",
"scripts": { "author": "zh99998 & pandaiami",
"start": "node main.js" "scripts": {
"start": "node main.js",
"test": "node test.js"
},
"dependencies": {
"request": ">=2.74.0",
"crypto": ">=0.0.3"
} }
} }
test.js 0 → 100644
View file @ 2f31c6e8
/*
request = require('request');
request.get("http://www.baidu.com", function (err, res, body) {
console.log(err);
console.log(res);
});
*/
const fs = require('fs');
const request = require('request');
const config = JSON.parse(fs.readFileSync("./config.json"));
request.get("http://mycard.moe/ygopro/arena/index.php/Home/query?username=userB", function (err, res, body) {
console.log(err);
console.log(body);
});
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