"use strict"
/* global process, __dirname */
const fs = require('fs')
const crypto = require('crypto')
const http = require('http')
const https = require('https') // for webhook requests
const { WebSocketServer } = require('ws')
const express = require('express')
const url = require('url')
const sqlite3 = require('better-sqlite3')
require('dotenv').config()
const DEBUG = process.env.DEBUG || 0
const HTTP_HOST = process.env.HTTP_HOST || "localhost"
const HTTP_PORT = process.env.HTTP_PORT || 8080
const SITE_NAME = process.env.SITE_NAME || "Localhost"
const SITE_URL = process.env.SITE_URL || "http://" + HTTP_HOST + ":" + HTTP_PORT
const LIMIT_WAITING_GAMES = (process.env.LIMIT_WAITING_GAMES | 0) || 3
const LIMIT_OPEN_GAMES = (process.env.LIMIT_OPEN_GAMES | 0) || 7
const LIMIT_ACTIVE_GAMES = (process.env.LIMIT_ACTIVE_GAMES | 0) || 29
const REGEX_MAIL = /^[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+@[a-zA-Z0-9-]+(?:\.[a-zA-Z0-9-]+)*$/
const REGEX_NAME = /^[\p{Alpha}\p{Number}'_-]+( [\p{Alpha}\p{Number}'_-]+)*$/u
const WEBHOOKS = process.env.WEBHOOKS | 0
if (WEBHOOKS)
console.log("Webhook notifications enabled.")
else
console.log("Webhook notifications disabled.")
function LOG_STATS() {
// Count clients connected to join page events
let num_joins = 0
for (let id in join_clients)
num_joins += join_clients[id].length
// Count clients connected to game websockets
let num_games = 0
let num_sockets = 0
for (let id in game_clients) {
num_games ++
num_sockets += game_clients[id].length
}
if (num_games > 0 || num_sockets > 0 || num_joins > 0)
console.log(`>>> games=${num_games} sockets=${num_sockets} joins=${num_joins}`)
}
setInterval(LOG_STATS, 60 * 1000)
/* CONNECTED CLIENT INFO */
var join_clients = {}
var game_clients = {}
var game_cookies = {}
/*
* Main database.
*/
let db = new sqlite3(process.env.DATABASE || "./db")
db.pragma("synchronous = NORMAL")
db.exec("delete from logins where julianday() > julianday(expires)")
db.exec("delete from tokens where julianday() > julianday(time, '+1 days')")
function SQL(s) {
return db.prepare(s)
}
function set_has(set, item) {
if (!set)
return false
let a = 0
let b = set.length - 1
while (a <= b) {
let m = (a + b) >> 1
let x = set[m]
if (item < x)
b = m - 1
else if (item > x)
a = m + 1
else
return true
}
return false
}
/*
* Notification mail setup.
*/
let mailer = null
if (process.env.MAIL_HOST && process.env.MAIL_PORT && process.env.MAIL_FROM) {
mailer = require("nodemailer").createTransport({
host: process.env.MAIL_HOST,
port: process.env.MAIL_PORT,
ignoreTLS: true
})
console.log("Mail notifications enabled: ", mailer.options)
} else {
console.log("Mail notifications disabled.")
}
/*
* Login session management.
*/
const COOKIE = (process.env.COOKIE || "login") + "="
const login_sql_select = SQL("select user_id from logins where sid = ? and expires > julianday()").pluck()
const login_sql_insert = SQL("insert into logins values (abs(random()) % (1<<48), ?, julianday() + 28) returning sid").pluck()
const login_sql_delete = SQL("delete from logins where sid = ?")
const login_sql_touch = SQL("update logins set expires = julianday() + 28 where sid = ? and expires < julianday() + 27")
function make_cookie(sid, age) {
return `${COOKIE}${sid}; Path=/; Max-Age=${age}; HttpOnly`
}
function login_cookie(req) {
let c = req.headers.cookie
if (c) {
let i = c.indexOf(COOKIE)
if (i >= 0)
return parseInt(c.substring(i+COOKIE.length))
}
return 0
}
function login_insert(res, user_id) {
let sid = login_sql_insert.get(user_id)
res.setHeader("Set-Cookie", make_cookie(sid, 2419200))
}
function login_touch(res, sid) {
if (login_sql_touch.run(sid).changes === 1)
res.setHeader("Set-Cookie", make_cookie(sid, 2419200))
}
function login_delete(res, sid) {
login_sql_delete.run(sid)
res.setHeader("Set-Cookie", make_cookie("", 0))
}
/*
* Web server setup.
*/
function set_static_headers(res, path) {
if (path.match(/\.(jpg|png|svg|webp|ico|woff2)$/))
res.setHeader("Cache-Control", "max-age=86400")
else
res.setHeader("Cache-Control", "max-age=60")
}
let app = express()
app.locals.SITE_NAME = SITE_NAME
app.locals.SITE_URL = SITE_URL
app.locals.ENABLE_MAIL = !!mailer
app.locals.ENABLE_WEBHOOKS = !!WEBHOOKS
app.locals.ENABLE_FORUM = process.env.FORUM | 0
app.set('x-powered-by', false)
app.set('etag', false)
app.set('view engine', 'pug')
app.use(express.static('public', { redirect: false, etag: false, cacheControl: false, setHeaders: set_static_headers }))
app.use(express.urlencoded({extended:false}))
let http_server = http.createServer(app)
let wss = new WebSocketServer({server: http_server})
http_server.keepAliveTimeout = 0
http_server.listen(HTTP_PORT, HTTP_HOST, () => console.log(`Listening to HTTP on ${HTTP_HOST}:${HTTP_PORT}`))
/*
* MISC FUNCTIONS
*/
function play_url(title_id, game_id, role, mode) {
if (mode && role)
return `/${title_id}/play.html?mode=${mode}&game=${game_id}&role=${encodeURIComponent(role)}`
else if (mode)
return `/${title_id}/play.html?mode=${mode}&game=${game_id}`
else if (role)
return `/${title_id}/play.html?game=${game_id}&role=${encodeURIComponent(role)}`
else
return `/${title_id}/play.html?mode=${mode}`
}
function random_seed() {
return crypto.randomInt(1, 2**35-31)
}
function epoch_from_julianday(x) {
return (x - 2440587.5) * 86400000
}
function julianday_from_epoch(x) {
return x / 86400000 + 2440587.5
}
function epoch_from_time(x) {
if (typeof x === "string")
return Date.parse(x)
return epoch_from_julianday(x)
}
function SLOG(socket, ...msg) {
let time = new Date().toISOString().substring(11,19)
let name = (socket.user ? socket.user.name : "guest").padEnd(20)
let ip = String(socket.ip).padEnd(15)
let ws = "----------"
console.log(time, ip, ws, name, "WS",
socket.title_id,
socket.game_id,
socket.role,
...msg)
}
function human_date(date) {
if (typeof date === 'string')
date = julianday_from_epoch(Date.parse(date + "Z"))
if (typeof date !== 'number')
return "never"
var days = julianday_from_epoch(Date.now()) - date
var seconds = days * 86400
if (days < 1) {
if (seconds < 60) return "now"
if (seconds < 120) return "1 minute ago"
if (seconds < 3600) return Math.floor(seconds / 60) + " minutes ago"
if (seconds < 7200) return "1 hour ago"
if (seconds < 86400) return Math.floor(seconds / 3600) + " hours ago"
}
if (days < 2) return "yesterday"
if (days < 14) return Math.floor(days) + " days ago"
if (days < 31) return Math.floor(days / 7) + " weeks ago"
return new Date(epoch_from_julianday(date)).toISOString().substring(0,10)
}
function is_valid_email(email) {
return REGEX_MAIL.test(email)
}
function clean_user_name(name) {
name = name.replace(/^ */,'').replace(/ *$/,'').replace(/ */g,' ')
if (name.length > 50)
name = name.substring(0, 50)
return name
}
function is_valid_user_name(name) {
if (name.length < 2)
return false
if (name.length > 50)
return false
return REGEX_NAME.test(name)
}
function hash_password(password, salt) {
let hash = crypto.createHash('sha256')
hash.update(password)
hash.update(salt)
return hash.digest('hex')
}
/*
* USER AUTHENTICATION
*/
const SQL_BLACKLIST_MAIL = SQL("SELECT EXISTS ( SELECT 1 FROM blacklist_mail WHERE ? LIKE mail )").pluck()
const SQL_EXISTS_USER_NAME = SQL("SELECT EXISTS ( SELECT 1 FROM users WHERE name=? )").pluck()
const SQL_EXISTS_USER_MAIL = SQL("SELECT EXISTS ( SELECT 1 FROM users WHERE mail=? )").pluck()
const SQL_INSERT_USER = SQL("INSERT INTO users (name,mail,password,salt,notify) VALUES (?,?,?,?,?) RETURNING user_id,name,mail,notify")
const SQL_DELETE_USER = SQL("DELETE FROM users WHERE user_id = ?")
const SQL_SELECT_LOGIN = SQL("SELECT * FROM user_login_view WHERE user_id=?")
const SQL_SELECT_USER_VIEW = SQL("SELECT * FROM user_view WHERE user_id=?")
const SQL_SELECT_USER_BY_NAME = SQL("SELECT * FROM user_view WHERE name=?")
const SQL_SELECT_LOGIN_BY_MAIL = SQL("SELECT * FROM user_login_view WHERE mail=?")
const SQL_SELECT_LOGIN_BY_NAME = SQL("SELECT * FROM user_login_view WHERE name=?")
const SQL_SELECT_USER_PROFILE = SQL("SELECT * FROM user_profile_view WHERE name=?")
const SQL_SELECT_USER_DYNAMIC = SQL("select * from user_dynamic_view where user_id=?")
const SQL_SELECT_USER_ID = SQL("SELECT user_id FROM users WHERE name=?").pluck()
const SQL_SELECT_USER_NOTIFY = SQL("SELECT notify FROM users WHERE user_id=?").pluck()
const SQL_SELECT_USER_VERIFIED = SQL("SELECT is_verified FROM users WHERE user_id=?").pluck()
const SQL_UPDATE_USER_NOTIFY = SQL("UPDATE users SET notify=? WHERE user_id=?")
const SQL_UPDATE_USER_NAME = SQL("UPDATE users SET name=? WHERE user_id=?")
const SQL_UPDATE_USER_MAIL = SQL("UPDATE users SET mail=? WHERE user_id=?")
const SQL_UPDATE_USER_VERIFIED = SQL("UPDATE users SET is_verified=? WHERE user_id=?")
const SQL_UPDATE_USER_ABOUT = SQL("UPDATE users SET about=? WHERE user_id=?")
const SQL_UPDATE_USER_PASSWORD = SQL("UPDATE users SET password=?, salt=? WHERE user_id=?")
const SQL_UPDATE_USER_LAST_SEEN = SQL("INSERT OR REPLACE INTO user_last_seen (user_id,atime) VALUES (?,datetime())")
const SQL_UPDATE_USER_IS_BANNED = SQL("update users set is_banned=? where name=?")
const SQL_SELECT_WEBHOOK = SQL("SELECT * FROM webhooks WHERE user_id=?")
const SQL_SELECT_WEBHOOK_SEND = SQL("SELECT url, format, prefix FROM webhooks WHERE user_id=? AND error is null")
const SQL_UPDATE_WEBHOOK = SQL("INSERT OR REPLACE INTO webhooks (user_id, url, format, prefix, error) VALUES (?,?,?,?,null)")
const SQL_UPDATE_WEBHOOK_ERROR = SQL("UPDATE webhooks SET error=? WHERE user_id=?")
const SQL_UPDATE_WEBHOOK_SUCCESS = SQL("UPDATE webhooks SET error=null WHERE user_id=? AND error IS NOT NULL")
const SQL_DELETE_WEBHOOK = SQL("DELETE FROM webhooks WHERE user_id=?")
const SQL_FIND_TOKEN = SQL("SELECT token FROM tokens WHERE user_id=? AND julianday('now') < julianday(time, '+5 minutes')").pluck()
const SQL_CREATE_TOKEN = SQL("INSERT OR REPLACE INTO tokens (user_id,token,time) VALUES (?, lower(hex(randomblob(16))), datetime()) RETURNING token").pluck()
const SQL_VERIFY_TOKEN = SQL("SELECT EXISTS ( SELECT 1 FROM tokens WHERE user_id=? AND julianday('now') < julianday(time, '+20 minutes') AND token=? )").pluck()
function is_blacklisted(mail) {
if (SQL_BLACKLIST_MAIL.get(mail) === 1)
return true
return false
}
app.use(function (req, res, next) {
let ip = req.headers["x-real-ip"] || req.ip || req.connection.remoteAddress || "0.0.0.0"
res.setHeader('Cache-Control', 'no-store')
let sid = login_cookie(req)
if (sid) {
let user_id = login_sql_select.get(sid)
if (user_id) {
login_touch(res, sid)
req.user = SQL_SELECT_USER_DYNAMIC.get(user_id)
SQL_UPDATE_USER_LAST_SEEN.run(user_id)
if (req.user.is_banned)
return res.status(403).send("")
}
}
// Log non-static accesses.
let time = new Date().toISOString().substring(11,19)
let name = (req.user ? req.user.name : "guest").padEnd(20)
ip = String(ip).padEnd(15)
console.log(time, ip, name, req.method, req.url)
return next()
})
function must_be_logged_in(req, res, next) {
if (!req.user)
return res.redirect('/login?redirect=' + encodeURIComponent(req.originalUrl))
return next()
}
function must_be_administrator(req, res, next) {
if (!req.user || req.user.user_id !== 1)
return res.status(401).send("Not authorized")
return next()
}
app.get('/', function (req, res) {
res.render('index.pug', { user: req.user, titles: TITLES })
})
app.get('/create', must_be_logged_in, function (req, res) {
res.render('create-index.pug', { user: req.user, titles: TITLES })
})
app.get('/about', function (req, res) {
res.render('about.pug', { user: req.user })
})
app.post('/logout', function (req, res) {
let sid = login_cookie(req)
if (sid)
login_delete(res, sid)
res.redirect('/login')
})
app.get('/login', function (req, res) {
if (req.user)
return res.redirect('/')
res.render('login.pug', { redirect: req.query.redirect || '/profile' })
})
app.post('/login', function (req, res) {
let name_or_mail = req.body.username
let password = req.body.password
let redirect = req.body.redirect
if (!is_valid_email(name_or_mail))
name_or_mail = clean_user_name(name_or_mail)
let user = SQL_SELECT_LOGIN_BY_NAME.get(name_or_mail)
if (!user)
user = SQL_SELECT_LOGIN_BY_MAIL.get(name_or_mail)
if (!user || is_blacklisted(user.mail) || hash_password(password, user.salt) != user.password)
return setTimeout(() => res.render('login.pug', { flash: "Invalid login." }), 1000)
login_insert(res, user.user_id)
res.redirect(redirect)
})
app.get('/signup', function (req, res) {
if (req.user)
return res.redirect('/')
res.render('signup.pug')
})
app.post('/signup', function (req, res) {
function err(msg) {
res.render('signup.pug', { flash: msg })
}
let name = req.body.username
let mail = req.body.mail
let password = req.body.password
let notify = req.body.notify === 'true'
name = clean_user_name(name)
if (!is_valid_user_name(name))
return err("Invalid user name!")
if (SQL_EXISTS_USER_NAME.get(name))
return err("That name is already taken.")
if (!is_valid_email(mail) || is_blacklisted(mail))
return err("Invalid mail address!")
if (SQL_EXISTS_USER_MAIL.get(mail))
return err("That mail is already taken.")
if (password.length < 4)
return err("Password is too short!")
if (password.length > 100)
return err("Password is too long!")
let salt = crypto.randomBytes(32).toString('hex')
let hash = hash_password(password, salt)
let user = SQL_INSERT_USER.get(name, mail, hash, salt, notify ? 1 : 0)
login_insert(res, user.user_id)
res.redirect('/profile')
})
function create_and_mail_verification_token(user) {
if (!SQL_FIND_TOKEN.get(user.user_id))
mail_verification_token(user, SQL_CREATE_TOKEN.get(user.user_id))
}
app.get('/verify-mail', must_be_logged_in, function (req, res) {
if (SQL_SELECT_USER_VERIFIED.get(req.user.user_id))
return res.redirect("/profile")
create_and_mail_verification_token(req.user)
res.render('verify_mail.pug', { user: req.user })
})
app.get('/verify-mail/:token', must_be_logged_in, function (req, res) {
if (SQL_SELECT_USER_VERIFIED.get(req.user.user_id))
return res.redirect("/profile")
res.render('verify_mail.pug', { user: req.user, token: req.params.token })
})
app.post('/verify-mail', must_be_logged_in, function (req, res) {
if (SQL_VERIFY_TOKEN.get(req.user.user_id, req.body.token)) {
SQL_UPDATE_USER_VERIFIED.run(1, req.user.user_id)
res.redirect("/profile")
} else {
create_and_mail_verification_token(req.user)
res.render('verify_mail.pug', { user: req.user, flash: "Invalid or expired token!" })
}
})
app.get('/forgot-password', function (req, res) {
if (req.user)
return res.redirect('/')
res.render('forgot_password.pug')
})
app.post('/forgot-password', function (req, res) {
let mail = req.body.mail
let user = SQL_SELECT_LOGIN_BY_MAIL.get(mail)
if (user) {
let token = SQL_FIND_TOKEN.get(user.user_id)
if (!token) {
token = SQL_CREATE_TOKEN.get(user.user_id)
mail_password_reset_token(user, token)
}
return res.redirect('/reset-password/' + mail)
}
res.render('forgot_password.pug', { flash: "User not found." })
})
app.get('/reset-password', function (req, res) {
if (req.user)
return res.redirect('/')
res.render('reset_password.pug', { mail: "", token: "" })
})
app.get('/reset-password/:mail', function (req, res) {
if (req.user)
return res.redirect('/')
let mail = req.params.mail
res.render('reset_password.pug', { mail: mail, token: "" })
})
app.get('/reset-password/:mail/:token', function (req, res) {
if (req.user)
return res.redirect('/')
let mail = req.params.mail
let token = req.params.token
res.render('reset_password.pug', { mail: mail, token: token })
})
app.post('/reset-password', function (req, res) {
let mail = req.body.mail
let token = req.body.token
let password = req.body.password
function err(msg) {
res.render('reset_password.pug', { mail: mail, token: token, flash: msg })
}
let user = SQL_SELECT_LOGIN_BY_MAIL.get(mail)
if (!user)
return err("User not found.")
if (password.length < 4)
return err("Password is too short!")
if (password.length > 100)
return err("Password is too long!")
if (!SQL_VERIFY_TOKEN.get(user.user_id, token))
return err("Invalid or expired token!")
let salt = crypto.randomBytes(32).toString('hex')
let hash = hash_password(password, salt)
SQL_UPDATE_USER_PASSWORD.run(hash, salt, user.user_id)
SQL_UPDATE_USER_VERIFIED.run(1, user.user_id)
login_insert(res, user.user_id)
return res.redirect('/profile')
})
app.get('/change-password', must_be_logged_in, function (req, res) {
res.render('change_password.pug', { user: req.user })
})
app.post('/change-password', must_be_logged_in, function (req, res) {
let oldpass = req.body.password
let newpass = req.body.newpass
// Get full user record including password and salt
let user = SQL_SELECT_LOGIN.get(req.user.user_id)
if (newpass.length < 4)
return res.render('change_password.pug', { user: req.user, flash: "Password is too short!" })
if (newpass.length > 100)
return res.render('change_password.pug', { user: req.user, flash: "Password is too long!" })
let oldhash = hash_password(oldpass, user.salt)
if (oldhash !== user.password)
return res.render('change_password.pug', { user: req.user, flash: "Wrong password!" })
let salt = crypto.randomBytes(32).toString('hex')
let hash = hash_password(newpass, salt)
SQL_UPDATE_USER_PASSWORD.run(hash, salt, user.user_id)
return res.redirect('/profile')
})
app.get('/delete-account', must_be_logged_in, function (req, res) {
res.render('delete_account.pug', { user: req.user })
})
app.post('/delete-account', must_be_logged_in, function (req, res) {
let password = req.body.password
// Get full user record including password and salt
let user = SQL_SELECT_LOGIN.get(req.user.user_id)
let hash = hash_password(password, user.salt)
if (hash !== user.password)
return res.render('delete_account.pug', { user: req.user, flash: "Wrong password!" })
SQL_DELETE_USER.run(req.user.user_id)
return res.send("Goodbye!")
})
app.get('/admin/ban-user/:who', must_be_administrator, function (req, res) {
let who = req.params.who
SQL_UPDATE_USER_IS_BANNED.run(1, who)
return res.redirect('/user/' + who)
})
app.get('/admin/unban-user/:who', must_be_administrator, function (req, res) {
let who = req.params.who
SQL_UPDATE_USER_IS_BANNED.run(0, who)
return res.redirect('/user/' + who)
})
/*
* USER PROFILE
*/
app.get('/subscribe', must_be_logged_in, function (req, res) {
SQL_UPDATE_USER_NOTIFY.run(1, req.user.user_id)
res.redirect('/profile')
})
app.get('/unsubscribe', must_be_logged_in, function (req, res) {
SQL_UPDATE_USER_NOTIFY.run(0, req.user.user_id)
res.redirect('/profile')
})
app.get('/webhook', must_be_logged_in, function (req, res) {
req.user.notify = SQL_SELECT_USER_NOTIFY.get(req.user.user_id)
let webhook = SQL_SELECT_WEBHOOK.get(req.user.user_id)
res.render('webhook.pug', { user: req.user, webhook: webhook })
})
app.post("/delete-webhook", must_be_logged_in, function (req, res) {
SQL_DELETE_WEBHOOK.run(req.user.user_id)
res.redirect("/webhook")
})
app.post("/update-webhook", must_be_logged_in, function (req, res) {
let url = req.body.url
let prefix = req.body.prefix
let format = req.body.format
SQL_UPDATE_WEBHOOK.run(req.user.user_id, url, format, prefix)
const webhook = SQL_SELECT_WEBHOOK_SEND.get(req.user.user_id)
if (webhook)
send_webhook(req.user.user_id, webhook, "Test message!", 0)
res.setHeader("refresh", "3; url=/webhook")
res.send("Testing Webhook. Please wait...")
})
app.get('/change-name', must_be_logged_in, function (req, res) {
res.render('change_name.pug', { user: req.user })
})
app.post('/change-name', must_be_logged_in, function (req, res) {
let newname = clean_user_name(req.body.newname)
if (!is_valid_user_name(newname))
return res.render('change_name.pug', { user: req.user, flash: "Invalid user name!" })
if (SQL_EXISTS_USER_NAME.get(newname))
return res.render('change_name.pug', { user: req.user, flash: "That name is already taken!" })
SQL_UPDATE_USER_NAME.run(newname, req.user.user_id)
return res.redirect('/profile')
})
app.get('/change-mail', must_be_logged_in, function (req, res) {
res.render('change_mail.pug', { user: req.user })
})
app.post('/change-mail', must_be_logged_in, function (req, res) {
let newmail = req.body.newmail
if (!is_valid_email(newmail))
return res.render('change_mail.pug', { user: req.user, flash: "Invalid mail address!" })
if (SQL_EXISTS_USER_MAIL.get(newmail))
return res.render('change_mail.pug', { user: req.user, flash: "That mail address is already taken!" })
SQL_UPDATE_USER_MAIL.run(newmail, req.user.user_id)
SQL_UPDATE_USER_VERIFIED.run(0, req.user.user_id)
return res.redirect('/profile')
})
app.get('/change-about', must_be_logged_in, function (req, res) {
let about = SQL_SELECT_USER_PROFILE.get(req.user.name).about
res.render('change_about.pug', { user: req.user, about: about || "" })
})
app.post('/change-about', must_be_logged_in, function (req, res) {
SQL_UPDATE_USER_ABOUT.run(req.body.about, req.user.user_id)
return res.redirect('/profile')
})
app.get('/user/:who_name', function (req, res) {
let who = SQL_SELECT_USER_PROFILE.get(req.params.who_name)
if (who) {
who.ctime = human_date(who.ctime)
who.atime = human_date(who.atime)
let games = QUERY_LIST_PUBLIC_GAMES_OF_USER.all({ user_id: who.user_id })
annotate_games(games, 0, null)
let relation = 0
if (req.user)
relation = SQL_SELECT_RELATION.get(req.user.user_id, who.user_id) | 0
res.render('user.pug', { user: req.user, who, relation, games })
} else {
return res.status(404).send("Invalid user name.")
}
})
/*
* CONTACTS
*/
const SQL_SELECT_CONTACT_BLACKLIST = SQL("select you from contacts where me=? and relation<0").pluck()
const SQL_SELECT_CONTACT_WHITELIST = SQL("select you from contacts where me=? and relation>0").pluck()
const SQL_SELECT_CONTACT_FRIEND_NAMES = SQL("select name from contact_view where me=? and relation>0").pluck()
const SQL_SELECT_CONTACT_LIST = SQL("select * from contact_view where me=?")
const SQL_INSERT_CONTACT = SQL("insert into contacts (me,you,relation) values (?,?,?)")
const SQL_DELETE_CONTACT = SQL("delete from contacts where me=? and you=?")
const SQL_SELECT_RELATION = SQL("select relation from contacts where me=? and you=?").pluck()
app.get('/contacts', must_be_logged_in, function (req, res) {
let contacts = SQL_SELECT_CONTACT_LIST.all(req.user.user_id)
contacts.forEach(user => user.atime = human_date(user.atime))
res.render('contacts.pug', {
user: req.user,
friends: contacts.filter(user => user.relation > 0),
enemies: contacts.filter(user => user.relation < 0),
})
})
app.get("/contact/remove/:who_name", must_be_logged_in, function (req, res) {
let who = SQL_SELECT_USER_BY_NAME.get(req.params.who_name)
if (!who)
return res.status(404).send("User not found.")
SQL_DELETE_CONTACT.run(req.user.user_id, who.user_id)
return res.redirect("/contacts")
})
app.get("/contact/add-friend/:who_name", must_be_logged_in, function (req, res) {
let who = SQL_SELECT_USER_BY_NAME.get(req.params.who_name)
if (!who)
return res.status(404).send("User not found.")
SQL_INSERT_CONTACT.run(req.user.user_id, who.user_id, 1)
return res.redirect("/user/" + who.name)
})
app.get("/contact/add-enemy/:who_name", must_be_logged_in, function (req, res) {
let who = SQL_SELECT_USER_BY_NAME.get(req.params.who_name)
if (!who)
return res.status(404).send("User not found.")
SQL_INSERT_CONTACT.run(req.user.user_id, who.user_id, -1)
return res.redirect("/user/" + who.name)
})
/*
* MESSAGES
*/
const MESSAGE_LIST_INBOX = SQL(`
SELECT message_id, from_name, subject, time, is_read
FROM message_view
WHERE to_id=? AND is_deleted_from_inbox=0
ORDER BY message_id DESC`)
const MESSAGE_LIST_OUTBOX = SQL(`
SELECT message_id, to_name, subject, time, 1 as is_read
FROM message_view
WHERE from_id=? AND is_deleted_from_outbox=0
ORDER BY message_id DESC`)
const MESSAGE_FETCH = SQL("SELECT * FROM message_view WHERE message_id=? AND ( from_id=? OR to_id=? )")
const MESSAGE_SEND = SQL("INSERT INTO messages (from_id,to_id,subject,body) VALUES (?,?,?,?)")
const MESSAGE_MARK_READ = SQL("UPDATE messages SET is_read=1 WHERE message_id=? AND is_read = 0")
const MESSAGE_DELETE_INBOX = SQL("UPDATE messages SET is_deleted_from_inbox=1 WHERE message_id=? AND to_id=?")
const MESSAGE_DELETE_OUTBOX = SQL("UPDATE messages SET is_deleted_from_outbox=1 WHERE message_id=? AND from_id=?")
const MESSAGE_DELETE_ALL_OUTBOX = SQL("UPDATE messages SET is_deleted_from_outbox=1 WHERE from_id=?")
app.get('/inbox', must_be_logged_in, function (req, res) {
let messages = MESSAGE_LIST_INBOX.all(req.user.user_id)
for (let i = 0; i < messages.length; ++i)
messages[i].time = human_date(messages[i].time)
res.render('message_inbox.pug', {
user: req.user,
messages: messages,
})
})
app.get('/outbox', must_be_logged_in, function (req, res) {
let messages = MESSAGE_LIST_OUTBOX.all(req.user.user_id)
for (let i = 0; i < messages.length; ++i)
messages[i].time = human_date(messages[i].time)
res.render('message_outbox.pug', {
user: req.user,
messages: messages,
})
})
app.get('/message/read/:message_id', must_be_logged_in, function (req, res) {
let message_id = req.params.message_id | 0
let message = MESSAGE_FETCH.get(message_id, req.user.user_id, req.user.user_id)
if (!message)
return res.status(404).send("Invalid message ID.")
if (message.to_id === req.user.user_id && message.is_read === 0) {
MESSAGE_MARK_READ.run(message_id)
req.user.unread --
}
message.time = human_date(message.time)
message.body = linkify_post(message.body)
res.render('message_read.pug', {
user: req.user,
message: message,
})
})
app.get('/message/send', must_be_logged_in, function (req, res) {
let friends = SQL_SELECT_CONTACT_FRIEND_NAMES.all(req.user.user_id)
res.render('message_send.pug', {
user: req.user,
to_name: "",
subject: "",
body: "",
friends,
})
})
app.get('/message/send/:to_name', must_be_logged_in, function (req, res) {
let friends = SQL_SELECT_CONTACT_FRIEND_NAMES.all(req.user.user_id)
let to_name = req.params.to_name
res.render('message_send.pug', {
user: req.user,
to_name: to_name,
subject: "",
body: "",
friends,
})
})
app.post('/message/send', must_be_logged_in, function (req, res) {
let to_name = req.body.to.trim()
let subject = req.body.subject.trim()
let body = req.body.body.trim()
let to_user = SQL_SELECT_USER_BY_NAME.get(to_name)
if (!to_user) {
let friends = SQL_SELECT_CONTACT_FRIEND_NAMES.all(req.user.user_id)
return res.render('message_send.pug', {
user: req.user,
to_id: 0,
to_name: to_name,
subject: subject,
body: body,
friends,
flash: "Cannot find that user.",
})
}
let info = MESSAGE_SEND.run(req.user.user_id, to_user.user_id, subject, body)
send_notification(to_user, message_link(info.lastInsertRowid), "New message from " + req.user.name)
res.redirect('/inbox')
})
function quote_body(message) {
let when = new Date(epoch_from_time(message.time)).toDateString()
let who = message.from_name
let what = message.body.split("\n").join("\n> ")
return "\n\n" + "On " + when + " " + who + " wrote:\n> " + what + "\n"
}
app.get('/message/reply/:message_id', must_be_logged_in, function (req, res) {
let message_id = req.params.message_id | 0
let message = MESSAGE_FETCH.get(message_id, req.user.user_id, req.user.user_id)
if (!message)
return res.status(404).send("Invalid message ID.")
let friends = SQL_SELECT_CONTACT_FRIEND_NAMES.all(req.user.user_id)
return res.render('message_send.pug', {
user: req.user,
to_id: message.from_id,
to_name: message.from_name,
subject: message.subject.startsWith("Re: ") ? message.subject : "Re: " + message.subject,
body: quote_body(message),
friends,
})
})
app.get('/message/delete/:message_id', must_be_logged_in, function (req, res) {
let message_id = req.params.message_id | 0
MESSAGE_DELETE_INBOX.run(message_id, req.user.user_id)
MESSAGE_DELETE_OUTBOX.run(message_id, req.user.user_id)
res.redirect('/inbox')
})
app.get('/outbox/delete', must_be_logged_in, function (req, res) {
MESSAGE_DELETE_ALL_OUTBOX.run(req.user.user_id)
res.redirect('/outbox')
})
/*
* FORUM
*/
const FORUM_PAGE_SIZE = 15
const FORUM_COUNT_THREADS = SQL("SELECT COUNT(*) FROM threads").pluck()
const FORUM_LIST_THREADS_USER = SQL("SELECT *, (exists (select 1 from read_threads where user_id=? and read_threads.thread_id=thread_view.thread_id)) as is_read FROM thread_view ORDER BY mtime DESC LIMIT ? OFFSET ?")
const FORUM_LIST_THREADS = SQL("SELECT *, 1 as is_read FROM thread_view ORDER BY mtime DESC LIMIT ? OFFSET ?")
const FORUM_GET_THREAD = SQL("SELECT * FROM thread_view WHERE thread_id=?")
const FORUM_LIST_POSTS = SQL("SELECT * FROM post_view WHERE thread_id=?")
const FORUM_GET_POST = SQL("SELECT * FROM post_view WHERE post_id=?")
const FORUM_NEW_THREAD = SQL("INSERT INTO threads (author_id,subject) VALUES (?,?)")
const FORUM_NEW_POST = SQL("INSERT INTO posts (thread_id,author_id,body) VALUES (?,?,?)")
const FORUM_EDIT_POST = SQL("UPDATE posts SET body=?, mtime=datetime() WHERE post_id=? AND author_id=? RETURNING thread_id").pluck()
const FORUM_MARK_READ = SQL("insert or ignore into read_threads (user_id,thread_id) values (?,?)")
const FORUM_DELETE_THREAD_POSTS = SQL("delete from posts where thread_id=?")
const FORUM_DELETE_THREAD = SQL("delete from threads where thread_id=?")
const FORUM_DELETE_POST = SQL("delete from posts where post_id=?")
const FORUM_SEARCH = SQL(`
select
forum_search.thread_id,
forum_search.post_id,
threads.subject,
coalesce(pusers.name, tusers.name) as author,
snippet(forum_search, -1, '', '', '...', 18) as snippet
from
forum_search
join threads on threads.thread_id = forum_search.thread_id
left join posts on posts.post_id = forum_search.post_id
left join users as pusers on pusers.user_id = posts.author_id
left join users as tusers on tusers.user_id = threads.author_id
where
forum_search match ?
order by
forum_search.thread_id desc,
forum_search.post_id desc
`)
function show_forum_page(req, res, page) {
let thread_count = FORUM_COUNT_THREADS.get()
let page_count = Math.ceil(thread_count / FORUM_PAGE_SIZE)
let threads
if (req.user)
threads = FORUM_LIST_THREADS_USER.all(req.user.user_id, FORUM_PAGE_SIZE, FORUM_PAGE_SIZE * (page - 1))
else
threads = FORUM_LIST_THREADS.all(FORUM_PAGE_SIZE, FORUM_PAGE_SIZE * (page - 1))
for (let thread of threads)
thread.mtime = human_date(thread.mtime)
res.render('forum_view.pug', {
user: req.user,
threads: threads,
current_page: page,
page_count: page_count,
})
}
function linkify_post(text) {
text = text.replace(/&/g, "&").replace(//g, ">")
text = text.replace(/https?:\/\/\S+/g, (match) => {
if (match.endsWith(".jpg") || match.endsWith(".png") || match.endsWith(".svg"))
return `
`
return `${match}`
})
return text
}
app.get('/forum', function (req, res) {
show_forum_page(req, res, 1)
})
app.get('/forum/page/:page', function (req, res) {
show_forum_page(req, res, req.params.page | 0)
})
app.get('/forum/thread/:thread_id', function (req, res) {
let thread_id = req.params.thread_id | 0
let thread = FORUM_GET_THREAD.get(thread_id)
let posts = FORUM_LIST_POSTS.all(thread_id)
if (!thread)
return res.status(404).send("Invalid thread ID.")
for (let i = 0; i < posts.length; ++i) {
posts[i].body = linkify_post(posts[i].body)
posts[i].edited = posts[i].mtime !== posts[i].ctime
posts[i].ctime = human_date(posts[i].ctime)
posts[i].mtime = human_date(posts[i].mtime)
}
if (req.user)
FORUM_MARK_READ.run(req.user.user_id, thread_id)
res.render('forum_thread.pug', {
user: req.user,
thread: thread,
posts: posts,
})
})
app.get('/admin/delete-thread/:thread_id', must_be_administrator, function (req, res) {
let thread_id = req.params.thread_id
res.send(JSON.stringify({
posts: FORUM_DELETE_THREAD_POSTS.run(thread_id),
thread: FORUM_DELETE_THREAD.run(thread_id),
}))
})
app.get('/admin/delete-post/:post_id', must_be_administrator, function (req, res) {
let post_id = req.params.post_id
res.send(JSON.stringify(
FORUM_DELETE_POST.run(post_id)
))
})
app.get('/forum/post', must_be_logged_in, function (req, res) {
res.render('forum_post.pug', {
user: req.user,
})
})
app.post('/forum/post', must_be_logged_in, function (req, res) {
let user_id = req.user.user_id
let subject = req.body.subject.trim()
let body = req.body.body
if (subject.length === 0)
subject = "Untitled"
let thread_id = FORUM_NEW_THREAD.run(user_id, subject).lastInsertRowid
FORUM_NEW_POST.run(thread_id, user_id, body)
res.redirect('/forum/thread/'+thread_id)
})
app.get('/forum/edit/:post_id', must_be_logged_in, function (req, res) {
// TODO: edit subject if editing first post
let post_id = req.params.post_id | 0
let post = FORUM_GET_POST.get(post_id)
if (!post || post.author_id != req.user.user_id)
return res.status(404).send("Invalid post ID.")
post.ctime = human_date(post.ctime)
post.mtime = human_date(post.mtime)
res.render('forum_edit.pug', {
user: req.user,
post: post,
})
})
app.post('/forum/edit/:post_id', must_be_logged_in, function (req, res) {
let user_id = req.user.user_id
let post_id = req.params.post_id | 0
let body = req.body.body
let thread_id = FORUM_EDIT_POST.get(body, post_id, user_id)
res.redirect('/forum/thread/'+thread_id)
})
app.get('/forum/reply/:post_id', must_be_logged_in, function (req, res) {
let post_id = req.params.post_id | 0
let post = FORUM_GET_POST.get(post_id)
if (!post)
return res.status(404).send("Invalid post ID.")
let thread = FORUM_GET_THREAD.get(post.thread_id)
post.body = linkify_post(post.body)
post.edited = post.mtime !== post.ctime
post.ctime = human_date(post.ctime)
post.mtime = human_date(post.mtime)
res.render('forum_reply.pug', {
user: req.user,
thread: thread,
post: post,
})
})
app.post('/forum/reply/:thread_id', must_be_logged_in, function (req, res) {
let thread_id = req.params.thread_id | 0
let user_id = req.user.user_id
let body = req.body.body
FORUM_NEW_POST.run(thread_id, user_id, body)
res.redirect('/forum/thread/'+thread_id)
})
app.get('/forum/search', must_be_logged_in, function (req, res) {
let search = req.query.q
let results = []
if (search)
results = FORUM_SEARCH.all(search)
res.render('forum_search.pug', { user: req.user, search, results })
})
/*
* GAME LOBBY
*/
let TITLES = {}
let RULES = {}
let HTML_ABOUT = {}
let HTML_CREATE = {}
const STATUS_OPEN = 0
const STATUS_ACTIVE = 1
const STATUS_FINISHED = 2
const STATUS_ARCHIVED = 3
function load_rules() {
const SQL_SELECT_TITLES = SQL("SELECT * FROM titles")
for (let title of SQL_SELECT_TITLES.all()) {
let title_id = title.title_id
if (fs.existsSync(__dirname + "/public/" + title_id + "/rules.js")) {
console.log("Loading rules for " + title_id)
try {
TITLES[title_id] = title
RULES[title_id] = require("./public/" + title_id + "/rules.js")
HTML_ABOUT[title_id] = fs.readFileSync("./public/" + title_id + "/about.html")
HTML_CREATE[title_id] = fs.readFileSync("./public/" + title_id + "/create.html")
} catch (err) {
console.log(err)
}
} else {
console.log("Cannot find rules for " + title_id)
}
}
}
const PARSE_OPTIONS_CACHE = {}
const HUMAN_OPTIONS_CACHE = {
"{}": "None"
}
function parse_game_options(options_json) {
if (options_json in PARSE_OPTIONS_CACHE)
return PARSE_OPTIONS_CACHE[options_json]
return PARSE_OPTIONS_CACHE[options_json] = Object.freeze(JSON.parse(options_json))
}
function option_to_english(k) {
if (k === true || k === 1)
return "yes"
if (k === false)
return "no"
return k.replace(/_/g, " ").replace(/^\w/, (c) => c.toUpperCase())
}
function format_options(options_json, options) {
if (options_json in HUMAN_OPTIONS_CACHE)
return HUMAN_OPTIONS_CACHE[options_json]
let text = Object.entries(options)
.map(([ k, v ]) => {
if (k === "players")
return v + " Player"
if (v === true || v === 1)
return option_to_english(k)
return option_to_english(k) + "=" + option_to_english(v)
})
.join(", ")
return (HUMAN_OPTIONS_CACHE[options_json] = text)
}
function get_game_roles(title_id, scenario, options) {
let roles = RULES[title_id].roles
if (typeof roles === 'function')
return roles(scenario, options)
return roles
}
function is_game_ready(player_count, players) {
if (player_count !== players.length)
return false
for (let p of players)
if (p.is_invite)
return false
return true
}
load_rules()
const SQL_INSERT_GAME = SQL("INSERT INTO games (owner_id,title_id,scenario,options,player_count,is_private,is_random,notice) VALUES (?,?,?,?,?,?,?,?)")
const SQL_DELETE_GAME = SQL("DELETE FROM games WHERE game_id=? AND owner_id=?")
const SQL_SELECT_UNREAD_CHAT_GAMES = SQL("select game_id from unread_chats where user_id = ?").pluck()
const SQL_INSERT_UNREAD_CHAT = SQL("insert or ignore into unread_chats (user_id,game_id) values (?,?)")
const SQL_DELETE_UNREAD_CHAT = SQL("delete from unread_chats where user_id = ? and game_id = ?")
const SQL_SELECT_GAME_CHAT = SQL("SELECT chat_id,unixepoch(time),name,message FROM game_chat_view WHERE game_id=? AND chat_id>?").raw()
const SQL_INSERT_GAME_CHAT = SQL("INSERT INTO game_chat (game_id,chat_id,user_id,message) VALUES (?, (select coalesce(max(chat_id), 0) + 1 from game_chat where game_id=?), ?,?) RETURNING chat_id,unixepoch(time),NULL,message").raw()
const SQL_SELECT_GAME_NOTE = SQL("SELECT note FROM game_notes WHERE game_id=? AND role=?").pluck()
const SQL_UPDATE_GAME_NOTE = SQL("INSERT OR REPLACE INTO game_notes (game_id,role,note) VALUES (?,?,?)")
const SQL_DELETE_GAME_NOTE = SQL("DELETE FROM game_notes WHERE game_id=? AND role=?")
const SQL_SELECT_GAME_STATE = SQL("SELECT state FROM game_state WHERE game_id=?").pluck()
const SQL_UPDATE_GAME_STATE = SQL("INSERT OR REPLACE INTO game_state (game_id,state,active,mtime) VALUES (?,?,?,datetime())")
const SQL_UPDATE_GAME_RESULT = SQL("UPDATE games SET status=?, result=?, xtime=datetime() WHERE game_id=?")
const SQL_UPDATE_GAME_PRIVATE = SQL("UPDATE games SET is_private=1 WHERE game_id=?")
const SQL_INSERT_REPLAY = SQL("insert into game_replay (game_id,replay_id,role,action,arguments) values (?, (select coalesce(max(replay_id), 0) + 1 from game_replay where game_id=?) ,?,?,?)")
const SQL_INSERT_SNAP = SQL("insert into game_snap (game_id,snap_id,state) values (?, (select coalesce(max(snap_id), 0) + 1 from game_snap where game_id=?), ?) returning snap_id").pluck()
const SQL_SELECT_SNAP = SQL("select state from game_snap where game_id = ? and snap_id = ?").pluck()
const SQL_SELECT_SNAP_COUNT = SQL("select max(snap_id) from game_snap where game_id=?").pluck()
const SQL_SELECT_REPLAY = SQL(`
select json_object(
'title', title_id,
'scenario', scenario,
'options', json(options),
'players',
(select json_group_array(
json_object('role', role, 'name', name)
)
from players
natural join users
where game_id = :game_id
),
'state',
(select json(state)
from game_state
where game_id = :game_id
),
'replay',
(select json_group_array(
case when arguments is null then
json_array(role, action)
else
json_array(role, action, json(arguments))
end
)
from game_replay
where game_id = :game_id
)
)
from games
where game_id = :game_id
`).pluck()
const SQL_SELECT_GAME = SQL("SELECT * FROM games WHERE game_id=?")
const SQL_SELECT_GAME_VIEW = SQL("SELECT * FROM game_view WHERE game_id=?")
const SQL_SELECT_GAME_TITLE = SQL("SELECT title_id FROM games WHERE game_id=?").pluck()
const SQL_SELECT_PLAYERS_ID = SQL("SELECT DISTINCT user_id FROM players WHERE game_id=?").pluck()
const SQL_SELECT_PLAYERS = SQL("SELECT * FROM players NATURAL JOIN user_view WHERE game_id=?")
const SQL_SELECT_PLAYERS_JOIN = SQL("SELECT role, user_id, name, is_invite FROM players NATURAL JOIN users WHERE game_id=?")
const SQL_UPDATE_PLAYER_ACCEPT = SQL("UPDATE players SET is_invite=0 WHERE game_id=? AND role=? AND user_id=?")
const SQL_UPDATE_PLAYER_ROLE = SQL("UPDATE players SET role=? WHERE game_id=? AND role=? AND user_id=?")
const SQL_SELECT_PLAYER_ROLE = SQL("SELECT role FROM players WHERE game_id=? AND user_id=?").pluck()
const SQL_INSERT_PLAYER_ROLE = SQL("INSERT OR IGNORE INTO players (game_id,role,user_id,is_invite) VALUES (?,?,?,?)")
const SQL_DELETE_PLAYER_ROLE = SQL("DELETE FROM players WHERE game_id=? AND role=?")
const SQL_SELECT_OPEN_GAMES = SQL(`SELECT * FROM games WHERE status=${STATUS_OPEN}`)
const SQL_COUNT_OPEN_GAMES = SQL(`SELECT COUNT(*) FROM games WHERE owner_id=? AND status=${STATUS_OPEN}`).pluck()
const SQL_COUNT_ACTIVE_GAMES = SQL(`
select count(*) from games
where status < 2 and exists (
select 1 from players where players.user_id=? and players.game_id=games.game_id
)
`).pluck()
const SQL_SELECT_REMATCH = SQL(`SELECT game_id FROM games WHERE status < ${STATUS_FINISHED} AND notice=?`).pluck()
const SQL_INSERT_REMATCH = SQL(`
INSERT INTO games
(owner_id, title_id, scenario, options, player_count, is_private, is_random, notice)
SELECT
$user_id, title_id, scenario, options, player_count, is_private, 0, $magic
FROM games
WHERE game_id = $game_id AND NOT EXISTS (
SELECT * FROM games WHERE notice=$magic
)
`)
const SQL_INSERT_REMATCH_PLAYERS = SQL("insert into players (game_id, user_id, role, is_invite) select ?, user_id, role, user_id!=? from players where game_id=?")
const QUERY_LIST_PUBLIC_GAMES_OPEN = SQL(`
select * from game_view where status=0 and not is_private and join_count > 0 and join_count < player_count
order by mtime desc, ctime desc
`)
const QUERY_LIST_PUBLIC_GAMES_REPLACEMENT = SQL(`
select * from game_view where status=1 and not is_private and join_count < player_count
order by mtime desc, ctime desc
`)
const QUERY_LIST_PUBLIC_GAMES_ACTIVE = SQL(`
select * from game_view where status=1 and not is_private and join_count = player_count
order by mtime desc, ctime desc
limit 12
`)
const QUERY_LIST_PUBLIC_GAMES_FINISHED = SQL(`
select * from game_view where status=2 and not is_private
order by mtime desc, ctime desc
limit 12
`)
const QUERY_LIST_GAMES_OF_TITLE_OPEN = SQL(`
select * from game_view where title_id=? and not is_private and status=0 and join_count > 0 and join_count < player_count
order by mtime desc, ctime desc
`)
const QUERY_LIST_GAMES_OF_TITLE_READY = SQL(`
select * from game_view where title_id=? and not is_private and status=0 and join_count = player_count
order by mtime desc, ctime desc
`)
const QUERY_LIST_GAMES_OF_TITLE_REPLACEMENT = SQL(`
select * from game_view where title_id=? and not is_private and status=1 and join_count < player_count
order by mtime desc, ctime desc
`)
const QUERY_LIST_GAMES_OF_TITLE_ACTIVE = SQL(`
select * from game_view where title_id=? and not is_private and status=1 and join_count = player_count
order by mtime desc, ctime desc
limit 12
`)
const QUERY_LIST_GAMES_OF_TITLE_FINISHED = SQL(`
select * from game_view where title_id=? and not is_private and status=2
order by mtime desc, ctime desc
limit 12
`)
const QUERY_NEXT_GAME_OF_USER = SQL(`
select title_id, game_id, role
from games
join game_state using(game_id)
join players using(game_id)
where
status = ${STATUS_ACTIVE}
and active in (role, 'Both')
and user_id = ?
order by mtime
limit 1
`)
const QUERY_LIST_PUBLIC_GAMES_OF_USER = SQL(`
select * from game_view
where
( owner_id=$user_id or game_id in ( select game_id from players where players.user_id=$user_id ) )
and
( status <= ${STATUS_FINISHED} )
and
( not is_private or status = ${STATUS_ACTIVE} )
order by status asc, mtime desc
`)
const QUERY_LIST_ACTIVE_GAMES_OF_USER = SQL(`
select * from game_view
where
( owner_id=$user_id or game_id in ( select game_id from players where players.user_id=$user_id ) )
and
( status <= ${STATUS_FINISHED} )
order by status asc, is_opposed desc, mtime desc
`)
const QUERY_LIST_FINISHED_GAMES_OF_USER = SQL(`
select * from game_view
where
( owner_id=$user_id or game_id in ( select game_id from players where players.user_id=$user_id ) )
and
( status = ${STATUS_FINISHED} or status = ${STATUS_ARCHIVED} )
order by status asc, mtime desc
`)
function check_create_game_limit(user) {
if (user.waiting > LIMIT_WAITING_GAMES)
return "You have too many games waiting!"
if (SQL_COUNT_OPEN_GAMES.get(user.user_id) >= LIMIT_OPEN_GAMES)
return "You have too many open games!"
if (SQL_COUNT_ACTIVE_GAMES.get(user.user_id) >= LIMIT_ACTIVE_GAMES)
return "You cannot join any more games!"
return null
}
function check_join_game_limit(user) {
if (user.waiting > LIMIT_WAITING_GAMES + 1)
return "You have too many games waiting!"
if (SQL_COUNT_ACTIVE_GAMES.get(user.user_id) >= LIMIT_ACTIVE_GAMES)
return "You cannot join any more games!"
return null
}
function annotate_game_players(game) {
game.players = SQL_SELECT_PLAYERS_JOIN.all(game.game_id)
if (game.player_count === game.join_count) {
game.is_ready = true
for (let p of game.players)
if (p.is_invite)
game.is_ready = false
} else {
game.is_ready = false
}
}
function annotate_game_info(game, user_id, unread) {
let options = parse_game_options(game.options)
game.human_options = format_options(game.options, options)
game.is_unread = set_has(unread, game.game_id)
let your_count = 0
let your_role = null
let roles = get_game_roles(game.title_id, game.scenario, options)
for (let p of game.players)
p.index = roles.indexOf(p.role)
game.players.sort((a, b) => a.index - b.index)
game.player_names = ""
for (let p of game.players) {
let p_is_owner = false
if (game.status === STATUS_OPEN && (game.owner_id === p.user_id))
p_is_owner = true
let p_is_active = false
if (game.status === STATUS_ACTIVE && (game.active === p.role || game.active === "Both"))
p_is_active = true
if (p.user_id === user_id) {
your_role = p.role
your_count++
if ((p_is_active || p_is_owner) && game.is_ready)
game.your_turn = true
if (p.is_invite)
game.your_turn = true
}
let link
if (p.is_invite)
link = `${p.name}?`
else if (p_is_active || p_is_owner)
link = `${p.name}`
else
link = `${p.name}`
if (game.player_names)
game.player_names += ", " + link
else
game.player_names = link
if (game.active === p.role)
game.active = link
if (game.result === p.role)
game.result = `${link} (${game.result})`
}
if (your_count > 0) {
game.is_yours = true
if (your_count === 1)
game.your_role = your_role
}
game.ctime = human_date(game.ctime)
game.mtime = human_date(game.mtime)
}
function annotate_games(list, user_id, unread) {
for (let game of list) {
annotate_game_players(game)
annotate_game_info(game, user_id, unread)
}
return list
}
app.get('/profile', must_be_logged_in, function (req, res) {
req.user.notify = SQL_SELECT_USER_NOTIFY.get(req.user.user_id)
req.user.is_verified = SQL_SELECT_USER_VERIFIED.get(req.user.user_id)
req.user.webhook = SQL_SELECT_WEBHOOK.get(req.user.user_id)
res.render('profile.pug', { user: req.user })
})
app.get('/games', function (req, res) {
res.redirect('/games/public')
})
function sort_your_turn(a, b) {
if (a.is_opposed && b.is_opposed) {
if (a.your_turn && !b.your_turn) return -1
if (!a.your_turn && b.your_turn) return 1
}
return 0
}
app.get('/games/next', must_be_logged_in, function (req, res) {
let next = QUERY_NEXT_GAME_OF_USER.get(req.user.user_id)
if (next !== undefined)
res.redirect(play_url(next.title_id, next.game_id, next.role))
else
res.redirect(`/games/active`)
})
app.get('/games/active', must_be_logged_in, function (req, res) {
let games = QUERY_LIST_ACTIVE_GAMES_OF_USER.all({ user_id: req.user.user_id })
let unread = SQL_SELECT_UNREAD_CHAT_GAMES.all(req.user.user_id)
annotate_games(games, req.user.user_id, unread)
games.sort(sort_your_turn)
res.render('games_active.pug', { user: req.user, who: req.user, games })
})
app.get('/games/finished', must_be_logged_in, function (req, res) {
let games = QUERY_LIST_FINISHED_GAMES_OF_USER.all({user_id: req.user.user_id})
let unread = SQL_SELECT_UNREAD_CHAT_GAMES.all(req.user.user_id)
annotate_games(games, req.user.user_id, unread)
res.render('games_finished.pug', { user: req.user, who: req.user, games })
})
app.get('/games/finished/:who_name', function (req, res) {
let who = SQL_SELECT_USER_BY_NAME.get(req.params.who_name)
if (who) {
let games = QUERY_LIST_FINISHED_GAMES_OF_USER.all({ user_id: who.user_id })
annotate_games(games, 0, null)
res.render('games_finished.pug', { user: req.user, who: who, games: games })
} else {
return res.status(404).send("Invalid user name.")
}
})
app.get('/games/public', function (req, res) {
let user_id = 0
let unread = null
if (req.user) {
user_id = req.user.user_id
unread = SQL_SELECT_UNREAD_CHAT_GAMES.all(req.user.user_id)
}
let open_games = QUERY_LIST_PUBLIC_GAMES_OPEN.all()
let replacement_games = QUERY_LIST_PUBLIC_GAMES_REPLACEMENT.all()
let active_games = QUERY_LIST_PUBLIC_GAMES_ACTIVE.all()
let finished_games = QUERY_LIST_PUBLIC_GAMES_FINISHED.all()
annotate_games(open_games, user_id, unread)
annotate_games(replacement_games, user_id, unread)
annotate_games(active_games, user_id, unread)
annotate_games(finished_games, user_id, unread)
res.render('games_public.pug', {
user: req.user,
open_games,
replacement_games,
active_games,
finished_games
})
})
function get_title_page(req, res, title_id) {
let title = TITLES[title_id]
if (!title)
return res.status(404).send("Invalid title.")
let unread = null
if (req.user)
unread = SQL_SELECT_UNREAD_CHAT_GAMES.all(req.user.user_id)
let user_id = req.user ? req.user.user_id : 0
let open_games = QUERY_LIST_GAMES_OF_TITLE_OPEN.all(title_id)
let ready_games = QUERY_LIST_GAMES_OF_TITLE_READY.all(title_id)
let replacement_games = QUERY_LIST_GAMES_OF_TITLE_REPLACEMENT.all(title_id)
let active_games = QUERY_LIST_GAMES_OF_TITLE_ACTIVE.all(title_id)
let finished_games = QUERY_LIST_GAMES_OF_TITLE_FINISHED.all(title_id)
annotate_games(open_games, user_id, unread)
annotate_games(ready_games, user_id, unread)
annotate_games(replacement_games, user_id, unread)
annotate_games(active_games, user_id, unread)
annotate_games(finished_games, user_id, unread)
res.render('info.pug', {
user: req.user,
title: title,
about_html: HTML_ABOUT[title_id],
open_games,
ready_games,
replacement_games,
active_games,
finished_games
})
}
for (let title_id in TITLES)
app.get('/' + title_id, (req, res) => get_title_page(req, res, title_id))
app.get('/create/:title_id', must_be_logged_in, function (req, res) {
let title_id = req.params.title_id
let title = TITLES[title_id]
if (!title)
return res.status(404).send("Invalid title.")
res.render('create.pug', {
user: req.user,
title: title,
limit: check_create_game_limit(req.user),
scenarios: RULES[title_id].scenarios,
create_html: HTML_CREATE[title_id],
})
})
function options_json_replacer(key, value) {
if (key === 'scenario') return undefined
if (key === 'notice') return undefined
if (key === 'is_random') return undefined
if (key === 'is_private') return undefined
if (value === 'true') return true
if (value === 'false') return false
if (value === '')
return undefined
if (typeof value === "string" && String(parseInt(value)) === value)
return parseInt(value)
return value
}
app.post("/create/:title_id", must_be_logged_in, function (req, res) {
let title_id = req.params.title_id
let priv = req.body.is_private === "true"
let rand = req.body.is_random === "true"
let user_id = req.user.user_id
let scenario = req.body.scenario
let options = JSON.stringify(req.body, options_json_replacer)
let notice = req.body.notice
let limit = check_create_game_limit(req.user)
if (limit)
return res.send(limit)
if (!(title_id in RULES))
return res.send("Invalid title.")
if (!RULES[title_id].scenarios.includes(scenario))
return res.send("Invalid scenario.")
let player_count = get_game_roles(title_id, scenario, parse_game_options(options)).length
let info = SQL_INSERT_GAME.run(user_id, title_id, scenario, options, player_count, priv ? 1 : 0, rand ? 1 : 0, notice)
res.redirect("/join/" + info.lastInsertRowid)
})
app.get('/delete/:game_id', must_be_logged_in, function (req, res) {
let game_id = req.params.game_id
let title_id = SQL_SELECT_GAME_TITLE.get(game_id)
let info = SQL_DELETE_GAME.run(game_id, req.user.user_id)
if (info.changes === 0)
return res.send("Not authorized to delete that game ID.")
if (info.changes === 1)
update_join_clients_deleted(game_id)
res.redirect('/'+title_id)
})
app.get('/rematch/:old_game_id', must_be_logged_in, function (req, res) {
let old_game_id = req.params.old_game_id | 0
let magic = "\u{1F503} " + old_game_id
let new_game_id = 0
let info = SQL_INSERT_REMATCH.run({user_id: req.user.user_id, game_id: old_game_id, magic: magic})
if (info.changes === 1) {
new_game_id = info.lastInsertRowid
SQL_INSERT_REMATCH_PLAYERS.run(new_game_id, req.user.user_id, old_game_id)
} else {
new_game_id = SQL_SELECT_REMATCH.get(magic)
}
return res.redirect('/join/'+new_game_id)
})
function update_join_clients_deleted(game_id) {
let list = join_clients[game_id]
if (list && list.length > 0) {
for (let {res} of list) {
res.write("retry: 15000\n")
res.write("event: deleted\n")
res.write("data: The game doesn't exist.\n\n")
}
}
delete join_clients[game_id]
}
function update_join_clients_game(game_id) {
let list = join_clients[game_id]
if (list && list.length > 0) {
let game = SQL_SELECT_GAME_VIEW.get(game_id)
for (let {res} of list) {
res.write("retry: 15000\n")
res.write("event: game\n")
res.write("data: " + JSON.stringify(game) + "\n\n")
}
}
}
function update_join_clients_players(game_id) {
let list = join_clients[game_id]
if (list && list.length > 0) {
let players = SQL_SELECT_PLAYERS_JOIN.all(game_id)
let ready = is_game_ready(list.player_count, players)
for (let {res} of list) {
res.write("retry: 15000\n")
res.write("event: players\n")
res.write("data: " + JSON.stringify(players) + "\n\n")
res.write("event: ready\n")
res.write("data: " + ready + "\n\n")
}
}
}
app.get('/join/:game_id', must_be_logged_in, function (req, res) {
let game_id = req.params.game_id | 0
let game = SQL_SELECT_GAME_VIEW.get(game_id)
if (!game)
return res.status(404).send("Invalid game ID.")
let options = parse_game_options(game.options)
game.human_options = format_options(game.options, options)
let roles = get_game_roles(game.title_id, game.scenario, options)
let players = SQL_SELECT_PLAYERS_JOIN.all(game_id)
let whitelist = SQL_SELECT_CONTACT_WHITELIST.all(req.user.user_id)
let blacklist = SQL_SELECT_CONTACT_BLACKLIST.all(req.user.user_id)
let friends = null
if (game.owner_id === req.user.user_id)
friends = SQL_SELECT_CONTACT_FRIEND_NAMES.all(req.user.user_id)
let ready = (game.status === STATUS_OPEN) && is_game_ready(game.player_count, players)
game.ctime = human_date(game.ctime)
game.mtime = human_date(game.mtime)
res.render('join.pug', {
user: req.user, game, roles, players, ready, whitelist, blacklist, friends,
limit: check_join_game_limit(req.user)
})
})
app.get('/join-events/:game_id', must_be_logged_in, function (req, res) {
let game_id = req.params.game_id | 0
let game = SQL_SELECT_GAME_VIEW.get(game_id)
let players = SQL_SELECT_PLAYERS_JOIN.all(game_id)
res.setHeader("Content-Type", "text/event-stream")
res.setHeader("Connection", "keep-alive")
res.setHeader("X-Accel-Buffering", "no")
if (!game) {
return res.send("event: deleted\ndata: The game doesn't exist.\n\n")
}
if (!(game_id in join_clients)) {
join_clients[game_id] = []
join_clients[game_id].player_count = game.player_count
}
join_clients[game_id].push({ res: res, user_id: req.user.user_id})
res.on('close', () => {
let list = join_clients[game_id]
if (list) {
let i = list.findIndex(item => item.res === res)
if (i >= 0)
list.splice(i, 1)
}
})
res.write("retry: 15000\n\n")
res.write("event: game\n")
res.write("data: " + JSON.stringify(game) + "\n\n")
res.write("event: players\n")
res.write("data: " + JSON.stringify(players) + "\n\n")
})
function do_join(res, game_id, role, user_id, is_invite) {
let game = SQL_SELECT_GAME.get(game_id)
let roles = get_game_roles(game.title_id, game.scenario, parse_game_options(game.options))
if (game.is_random && game.status === STATUS_OPEN) {
let m = role.match(/^Random (\d+)$/)
if (!m || Number(m[1]) < 1 || Number(m[1]) > roles.length)
return res.status(404).send("Invalid role.")
} else {
if (!roles.includes(role))
return res.status(404).send("Invalid role.")
}
let info = SQL_INSERT_PLAYER_ROLE.run(game_id, role, user_id, is_invite)
if (info.changes === 1) {
update_join_clients_players(game_id)
res.send("SUCCESS")
} else {
if (is_invite)
res.send("Could not invite.")
else
res.send("Could not join game.")
}
}
app.post('/join/:game_id/:role', must_be_logged_in, function (req, res) {
let game_id = req.params.game_id | 0
let role = req.params.role
let limit = check_join_game_limit(req.user)
if (limit)
return res.send(limit)
do_join(res, game_id, role, req.user.user_id, 0)
})
app.post('/invite/:game_id/:role/:user', must_be_logged_in, function (req, res) {
let game_id = req.params.game_id | 0
let role = req.params.role
let user_id = SQL_SELECT_USER_ID.get(req.params.user)
if (user_id)
do_join(res, game_id, role, user_id, 1)
else
res.send("User not found.")
})
app.post('/accept/:game_id/:role', must_be_logged_in, function (req, res) {
// TODO: check join game limit if inviting self...
let game_id = req.params.game_id | 0
let role = req.params.role
let info = SQL_UPDATE_PLAYER_ACCEPT.run(game_id, role, req.user.user_id)
if (info.changes === 1) {
update_join_clients_players(game_id)
res.send("SUCCESS")
} else {
res.send("Could not accept invite.")
}
})
app.post('/part/:game_id/:role', must_be_logged_in, function (req, res) {
let game_id = req.params.game_id | 0
let role = req.params.role
SQL_DELETE_PLAYER_ROLE.run(game_id, role)
update_join_clients_players(game_id)
res.send("SUCCESS")
})
function assign_random_roles(game, options, players) {
function pick_random_item(list) {
let k = crypto.randomInt(list.length)
let r = list[k]
list.splice(k, 1)
return r
}
let roles = get_game_roles(game.title_id, game.scenario, options).slice()
for (let p of players) {
let old_role = p.role
p.role = pick_random_item(roles)
console.log("ASSIGN ROLE", "(" + p.name + ")", old_role, "->", p.role)
SQL_UPDATE_PLAYER_ROLE.run(p.role, game.game_id, old_role, p.user_id)
}
}
app.post('/start/:game_id', must_be_logged_in, function (req, res) {
let game_id = req.params.game_id | 0
let game = SQL_SELECT_GAME.get(game_id)
if (game.owner_id !== req.user.user_id)
return res.send("Not authorized to start that game ID.")
if (game.status !== STATUS_OPEN)
return res.send("The game is already started.")
let players = SQL_SELECT_PLAYERS.all(game_id)
if (!is_game_ready(game.player_count, players))
return res.send("Invalid scenario/options/player configuration!")
if (game.is_random) {
assign_random_roles(game, parse_game_options(game.options), players)
players = SQL_SELECT_PLAYERS.all(game_id)
update_join_clients_players(game_id)
}
let options = game.options ? JSON.parse(game.options) : {}
let seed = random_seed()
let state = RULES[game.title_id].setup(seed, game.scenario, options)
SQL_UPDATE_GAME_RESULT.run(1, null, game_id)
if (game.user_count !== game.player_count)
SQL_UPDATE_GAME_PRIVATE.run(game_id)
send_game_started_notification_to_offline_users(game_id)
put_new_state(game_id, state, null, null, ".setup", [seed, game.scenario, options])
res.send("SUCCESS")
})
app.get('/play/:game_id/:role', function (req, res) {
let game_id = req.params.game_id | 0
let role = req.params.role
let title = SQL_SELECT_GAME_TITLE.get(game_id)
if (!title)
return res.status(404).send("Invalid game ID.")
res.redirect(play_url(title, game_id, role))
})
app.get('/play/:game_id', function (req, res) {
let game_id = req.params.game_id | 0
let user_id = req.user ? req.user.user_id : 0
let title = SQL_SELECT_GAME_TITLE.get(game_id)
if (!title)
return res.status(404).send("Invalid game ID.")
let role = SQL_SELECT_PLAYER_ROLE.get(game_id, user_id)
if (role)
res.redirect(play_url(title, game_id, role))
else
res.redirect(play_url(title, game_id, "Observer"))
})
app.get('/api/replay/:game_id', function (req, res) {
let game_id = req.params.game_id | 0
let game = SQL_SELECT_GAME.get(game_id)
if (!game)
return res.status(404).send("Invalid game ID.")
if (game.status < STATUS_FINISHED && (!req.user || req.user.user_id !== 1))
return res.status(401).send("Not authorized to debug.")
return res.send(SQL_SELECT_REPLAY.get({game_id}))
})
/*
* ELO RATINGS
*
* TODO:
* use role ratings in asymmetric games based on title_id, scenario, player_count
* add role_rating to Ev and update role_rating with low K-value
*/
const SQL_SELECT_RATING_GAME = SQL("select title_id, player_count, scenario, result, xtime from games where game_id=? and status>1 and player_count=user_count and player_count>1")
const SQL_SELECT_RATING_PLAYERS = SQL("select * from player_rating_view where game_id=?")
const SQL_INSERT_RATING = SQL("insert or replace into ratings (title_id,user_id,rating,count,last) values (?,?,?,?,?)")
function elo_k(a) {
return a.count < 10 ? 60 : 30
}
function elo_ev(a, players) {
// https://arxiv.org/pdf/2104.05422.pdf
// original: 1 / ( 1 + 10**((Rb-Ra)/400) )
// unoptimized: 10**(Ra/400) / ( 10**(Ra/400) + 10**(Rb/400) )
// generalized: 10**(Ra/400) / ( 10**(Ra/400) + 10**(Rb/400) + 10**(Rc/400) + ... )
let sum = 0
for (let p of players)
sum += 10**(p.rating/400)
return 10**(a.rating/400) / sum
}
function elo_change(a, players, score) {
return Math.round( elo_k(a) * ( score - elo_ev(a, players) ) )
}
function update_elo_ratings(game_id) {
let game = SQL_SELECT_RATING_GAME.get(game_id)
if (!game)
return
let players = SQL_SELECT_RATING_PLAYERS.all(game_id)
let winner = null
for (let p of players)
if (p.role === game.result)
winner = p
for (let p of players)
if (winner !== null)
p.change = elo_change(p, players, p === winner ? 1 : 0)
else
p.change = elo_change(p, players, 1 / players.length)
for (let p of players)
SQL_INSERT_RATING.run(game.title_id, p.user_id, p.rating + p.change, p.count + 1, game.xtime)
}
/*
* MAIL NOTIFICATIONS
*/
const MAIL_FROM = process.env.MAIL_FROM || "user@localhost"
const MAIL_FOOTER = "\n--\nYou can unsubscribe from notifications on your profile page:\n" + SITE_URL + "/profile\n"
function mail_callback(err) {
if (err)
console.log("MAIL ERROR", err)
}
function mail_addr(user) {
return user.name + " <" + user.mail + ">"
}
function mail_password_reset_token(user, token) {
if (mailer) {
let subject = "Password reset request"
let body =
"Your password reset token is: " + token + "\n\n" +
SITE_URL + "/reset-password/" + user.mail + "/" + token + "\n"
console.log("SENT MAIL:", mail_addr(user), subject)
mailer.sendMail({ from: MAIL_FROM, to: mail_addr(user), subject: subject, text: body }, mail_callback)
}
}
function mail_verification_token(user, token) {
if (mailer) {
let subject = "Verify mail address"
let body =
"Your mail verification token is: " + token + "\n\n" +
SITE_URL + "/verify-mail/" + token + "\n"
console.log("SENT MAIL:", mail_addr(user), subject)
mailer.sendMail({ from: MAIL_FROM, to: mail_addr(user), subject: subject, text: body }, mail_callback)
}
}
/*
* WEBHOOK NOTIFICATIONS
*/
const webhook_json_options = {
method: "POST",
timeout: 6000,
headers: {
"Content-Type": "application/json"
}
}
const webhook_text_options = {
method: "POST",
timeout: 6000,
headers: {
"Content-Type": "text/plain"
}
}
function on_webhook_success(user_id) {
SQL_UPDATE_WEBHOOK_SUCCESS.run(user_id)
}
function on_webhook_error(user_id, error) {
console.log("WEBHOOK FAIL", user_id, error)
SQL_UPDATE_WEBHOOK_ERROR.run(error, user_id)
}
function send_webhook(user_id, webhook, message, retry=2) {
if (!WEBHOOKS)
return
try {
const text = webhook.prefix + " " + message
const data = webhook.format ? JSON.stringify({ [webhook.format]: text }) : text
const options = webhook.format ? webhook_json_options : webhook_text_options
const req = https.request(webhook.url, options, res => {
if (res.statusCode === 200 || res.statusCode === 204)
on_webhook_success(user_id)
else {
if (retry > 0)
retry_webhook(user_id, webhook, message, retry - 1)
else
on_webhook_error(user_id, res.statusCode + " " + http.STATUS_CODES[res.statusCode])
}
})
req.on("timeout", () => {
if (retry > 0)
retry_webhook(user_id, webhook, message, retry - 1)
else
on_webhook_error(user_id, "Timeout")
req.abort()
})
req.on("error", (err) => {
if (retry > 0)
retry_webhook(user_id, webhook, message, retry - 1)
else
on_webhook_error(user_id, err.toString())
})
req.write(data)
req.end()
} catch (err) {
if (retry > 0)
retry_webhook(user_id, webhook, message, retry - 1)
else
on_webhook_error(user_id, err.message)
}
}
function retry_webhook(user_id, webhook, message, retry) {
console.log("WEBHOOK RETRY", user_id)
setTimeout(() => send_webhook(user_id, webhook, message, retry), 3000 + Math.random() * 7000)
}
/*
* NOTIFICATIONS
*/
const SQL_SELECT_NOTIFIED = SQL("SELECT julianday() < julianday(time, ?) FROM last_notified WHERE game_id=? AND user_id=?").pluck()
const SQL_INSERT_NOTIFIED = SQL("INSERT OR REPLACE INTO last_notified (game_id,user_id,time) VALUES (?,?,datetime())")
const SQL_DELETE_NOTIFIED = SQL("DELETE FROM last_notified WHERE game_id=? AND user_id=?")
function delete_last_notified(user, game_id) {
SQL_DELETE_NOTIFIED.run(game_id, user.user_id)
}
function insert_last_notified(user, game_id) {
SQL_INSERT_NOTIFIED.run(game_id, user.user_id)
}
function should_send_reminder(user, game_id) {
if (!SQL_SELECT_NOTIFIED.get('+23 hours', game_id, user.user_id))
return true
return false
}
function game_play_link(game_id, title_id, user) {
return SITE_URL + play_url(title_id, game_id, user.role)
}
function game_join_link(game_id) {
return SITE_URL + "/join/" + game_id
}
function message_link(msg_id) {
return SITE_URL + "/message/read/" + msg_id
}
function send_notification(user, link, message) {
if (WEBHOOKS) {
let webhook = SQL_SELECT_WEBHOOK_SEND.get(user.user_id)
if (webhook) {
console.log("WEBHOOK", user.name, link, message)
send_webhook(user.user_id, webhook, link + " - " + message)
}
}
if (mailer && user.notify) {
console.log("MAIL", mail_addr(user), link, message)
mailer.sendMail(
{
from: MAIL_FROM,
to: mail_addr(user),
subject: message,
text: link + "\n" + MAIL_FOOTER,
},
mail_callback
)
}
}
function send_join_notification(user, game_id, message) {
let title_id = SQL_SELECT_GAME_TITLE.get(game_id)
let title_name = TITLES[title_id].title_name
send_notification(user, game_join_link(game_id), `${title_name} #${game_id} - ${message}`)
}
function send_play_notification(user, game_id, message) {
let title_id = SQL_SELECT_GAME_TITLE.get(game_id)
let title = TITLES[title_id].title_name
send_notification(user, game_play_link(game_id, title_id, user), `${title} #${game_id} (${user.role}) - ${message}`)
}
const QUERY_LIST_YOUR_TURN = SQL("SELECT * FROM your_turn_reminder")
const QUERY_LIST_INVITES = SQL("SELECT * FROM invite_reminder")
function send_your_turn_notification_to_offline_users(game_id, old_active, active) {
// Only send notifications when the active player changes.
if (old_active === active)
return
let players = SQL_SELECT_PLAYERS.all(game_id)
for (let p of players) {
let p_was_active = (old_active === p.role || old_active === 'Both')
let p_is_active = (active === p.role || active === 'Both')
if (!p_was_active && p_is_active) {
if (!is_player_online(game_id, p.user_id)) {
insert_last_notified(p, game_id)
send_play_notification(p, game_id, "Your turn")
} else {
delete_last_notified(p, game_id)
}
} else {
delete_last_notified(p, game_id)
}
}
}
function send_game_started_notification_to_offline_users(game_id) {
let players = SQL_SELECT_PLAYERS.all(game_id)
for (let p of players) {
if (!is_player_online(game_id, p.user_id))
send_play_notification(p, game_id, "Started")
delete_last_notified(p, game_id)
}
}
function send_game_finished_notification_to_offline_users(game_id, result) {
let players = SQL_SELECT_PLAYERS.all(game_id)
for (let p of players) {
if (!is_player_online(game_id, p.user_id))
send_play_notification(p, game_id, "Finished (" + result + ")")
delete_last_notified(p, game_id)
}
}
function notify_your_turn_reminder() {
for (let item of QUERY_LIST_YOUR_TURN.all()) {
if (should_send_reminder(item, item.game_id)) {
insert_last_notified(item, item.game_id)
send_play_notification(item, item.game_id, "Your turn")
}
}
}
function notify_invited_reminder() {
for (let item of QUERY_LIST_INVITES.all()) {
if (should_send_reminder(item, item.game_id)) {
insert_last_notified(item, item.game_id)
send_join_notification(item, item.game_id, "You have an invitation")
}
}
}
function notify_ready_to_start_reminder() {
for (let game of SQL_SELECT_OPEN_GAMES.all()) {
let players = SQL_SELECT_PLAYERS.all(game.game_id)
if (is_game_ready(game.player_count, players)) {
if (!is_player_online(game.game_id, game.owner_id)) {
let owner = SQL_SELECT_USER_VIEW.get(game.owner_id)
if (should_send_reminder(owner, game.game_id)) {
insert_last_notified(owner, game.game_id)
send_join_notification(owner, game.game_id, "Ready to start")
}
}
}
}
}
// Send "you've been invited" notifications every 5 minutes.
setInterval(notify_invited_reminder, 5 * 60 * 1000)
// Check and send ready to start notifications every 7 minutes.
setInterval(notify_ready_to_start_reminder, 7 * 60 * 1000)
// Check and send daily your turn reminders every 17 minutes.
setInterval(notify_your_turn_reminder, 17 * 60 * 1000)
/*
* GAME SERVER
*/
function is_player_online(game_id, user_id) {
if (game_clients[game_id])
for (let other of game_clients[game_id])
if (other.user && other.user.user_id === user_id)
return true
if (join_clients[game_id])
for (let other of join_clients[game_id])
if (other.user_id === user_id)
return true
return false
}
function send_message(socket, cmd, arg) {
socket.send(JSON.stringify([cmd, arg]))
}
function send_state(socket, state) {
try {
let view = socket.rules.view(state, socket.role)
if (socket.seen < view.log.length)
view.log_start = socket.seen
else
view.log_start = view.log.length
socket.seen = view.log.length
view.log = view.log.slice(view.log_start)
if (state.state === 'game_over')
view.game_over = 1
let this_view = JSON.stringify(view)
if (view.actions || socket.last_view !== this_view) {
socket.send('["state",' + this_view + ',' + game_cookies[socket.game_id] + ']')
socket.last_view = this_view
}
} catch (err) {
console.log(err)
return send_message(socket, 'error', err.toString())
}
}
function get_game_state(game_id) {
let game_state = SQL_SELECT_GAME_STATE.get(game_id)
if (!game_state)
throw new Error("No game with that ID")
return JSON.parse(game_state)
}
function snap_from_state(state) {
// return JSON of game state without undo and with log replaced by log length
let save_undo = state.undo
let save_log = state.log
state.undo = undefined
state.log = save_log.length
let snap = JSON.stringify(state)
state.undo = save_undo
state.log = save_log
return snap
}
function put_replay(game_id, role, action, args) {
if (args !== undefined && args !== null && typeof args !== "number")
args = JSON.stringify(args)
SQL_INSERT_REPLAY.run(game_id, game_id, role, action, args)
}
function put_snap(game_id, state) {
let snap_id = SQL_INSERT_SNAP.get(game_id, game_id, snap_from_state(state))
if (game_clients[game_id])
for (let other of game_clients[game_id])
send_message(other, "snapsize", snap_id)
}
function put_game_state(game_id, state, old_active) {
// TODO: separate state, undo, and log entries to reuse "snap" json stringifaction?
SQL_UPDATE_GAME_STATE.run(game_id, JSON.stringify(state), state.active)
if (game_clients[game_id])
for (let other of game_clients[game_id])
send_state(other, state)
update_join_clients_game(game_id)
if (state.state === "game_over") {
SQL_UPDATE_GAME_RESULT.run(2, state.result, game_id)
send_game_finished_notification_to_offline_users(game_id, state.result)
if (state.result && state.result !== "None")
update_elo_ratings(game_id)
} else {
send_your_turn_notification_to_offline_users(game_id, old_active, state.active)
}
}
function put_new_state(game_id, state, old_active, role, action, args) {
put_replay(game_id, role, action, args)
if (state.active !== old_active)
put_snap(game_id, state)
put_game_state(game_id, state, old_active)
}
function on_action(socket, action, args, cookie) {
if (args !== null)
SLOG(socket, "ACTION", action, JSON.stringify(args))
else
SLOG(socket, "ACTION", action)
if (game_cookies[socket.game_id] !== cookie) {
send_state(socket, get_game_state(socket.game_id))
send_message(socket, "warning", "Synchronization error!")
return
}
try {
let state = get_game_state(socket.game_id)
let old_active = state.active
// Don't update cookie during simultaneous turns, as it results
// in many in-flight collisions.
if (old_active !== "Both")
game_cookies[socket.game_id] ++
state = socket.rules.action(state, socket.role, action, args)
put_new_state(socket.game_id, state, old_active, socket.role, action, args)
} catch (err) {
console.log(err)
return send_message(socket, "error", err.toString())
}
}
function on_resign(socket) {
SLOG(socket, "RESIGN")
try {
// TODO: shared "resign" function
let state = get_game_state(socket.game_id)
let old_active = state.active
state = socket.rules.resign(state, socket.role)
put_new_state(socket.game_id, state, old_active, socket.role, ".resign", null)
} catch (err) {
console.log(err)
return send_message(socket, 'error', err.toString())
}
}
function on_restore(socket, state_text) {
if (!DEBUG)
send_message(socket, 'error', "Debugging is not enabled on this server.")
SLOG(socket, "RESTORE")
try {
let state = JSON.parse(state_text)
// reseed!
state.seed = random_seed()
// resend full log!
for (let other of game_clients[socket.game_id])
other.seen = 0
put_new_state(socket.game_id, state, null, null, "$restore", state)
} catch (err) {
console.log(err)
return send_message(socket, 'error', err.toString())
}
}
function on_save(socket) {
if (!DEBUG)
send_message(socket, 'error', "Debugging is not enabled on this server.")
SLOG(socket, "SAVE")
try {
let game_state = SQL_SELECT_GAME_STATE.get(socket.game_id)
if (!game_state)
return send_message(socket, 'error', "No game with that ID.")
send_message(socket, 'save', game_state)
} catch (err) {
console.log(err)
return send_message(socket, 'error', err.toString())
}
}
function on_query(socket, q, params) {
SLOG(socket, "QUERY", q, JSON.stringify(params))
try {
if (socket.rules.query) {
let state = get_game_state(socket.game_id)
let reply = socket.rules.query(state, socket.role, q, params)
send_message(socket, 'reply', [q, reply])
}
} catch (err) {
console.log(err)
return send_message(socket, 'error', err.toString())
}
}
function on_query_snap(socket, snap_id, q, params) {
SLOG(socket, "QUERYSNAP", snap_id, JSON.stringify(params))
try {
if (socket.rules.query) {
let state = JSON.parse(SQL_SELECT_SNAP.get(socket.game_id, snap_id))
let reply = socket.rules.query(state, socket.role, q, params)
send_message(socket, 'reply', [q, reply])
}
} catch (err) {
console.log(err)
return send_message(socket, 'error', err.toString())
}
}
function on_getnote(socket) {
try {
let note = SQL_SELECT_GAME_NOTE.get(socket.game_id, socket.role)
if (note) {
SLOG(socket, "GETNOTE", note.length)
send_message(socket, 'note', note)
} else {
SLOG(socket, "GETNOTE null")
send_message(socket, 'note', "")
}
} catch (err) {
console.log(err)
return send_message(socket, 'error', err.toString())
}
}
function on_putnote(socket, note) {
try {
SLOG(socket, "PUTNOTE", note.length)
if (note.length > 0)
SQL_UPDATE_GAME_NOTE.run(socket.game_id, socket.role, note)
else
SQL_DELETE_GAME_NOTE.run(socket.game_id, socket.role)
} catch (err) {
console.log(err)
return send_message(socket, 'error', err.toString())
}
}
function on_getchat(socket, seen) {
try {
let chat = SQL_SELECT_GAME_CHAT.all(socket.game_id, seen)
if (chat.length > 0)
SLOG(socket, "GETCHAT", seen, chat.length)
for (let i = 0; i < chat.length; ++i)
send_message(socket, 'chat', chat[i])
SQL_DELETE_UNREAD_CHAT.run(socket.user.user_id, socket.game_id)
} catch (err) {
console.log(err)
return send_message(socket, 'error', err.toString())
}
}
function on_chat(socket, message) {
message = message.substring(0,4000)
try {
let chat = SQL_INSERT_GAME_CHAT.get(socket.game_id, socket.game_id, socket.user.user_id, message)
chat[2] = socket.user.name
SLOG(socket, "CHAT")
for (let other of game_clients[socket.game_id])
if (other.role !== "Observer")
send_message(other, 'chat', chat)
let users = SQL_SELECT_PLAYERS_ID.all(socket.game_id)
for (let user_id of users) {
let found = false
for (let other of game_clients[socket.game_id])
if (other.user && other.user.user_id === user_id && other.role !== "Observer")
found = true
if (!found)
SQL_INSERT_UNREAD_CHAT.run(user_id, socket.game_id)
}
} catch (err) {
console.log(err)
return send_message(socket, 'error', err.toString())
}
}
function on_snap(socket, snap_id) {
SLOG(socket, "SNAP", snap_id)
try {
let snap_state = SQL_SELECT_SNAP.get(socket.game_id, snap_id)
if (snap_state) {
let state = JSON.parse(snap_state)
let view = socket.rules.view(state, socket.role)
view.prompt = undefined
view.actions = undefined
view.log = state.log
send_message(socket, "snap", [snap_id, state.active, view])
}
} catch (err) {
console.log(err)
return send_message(socket, 'error', err.toString())
}
}
function broadcast_presence(game_id) {
let presence = []
for (let socket of game_clients[game_id])
if (!presence.includes(socket.role))
presence.push(socket.role)
for (let socket of game_clients[game_id])
send_message(socket, 'presence', presence)
}
function handle_player_message(socket, cmd, arg) {
switch (cmd) {
case "action":
on_action(socket, arg[0], arg[1], arg[2])
break
case "query":
on_query(socket, arg[0], arg[1])
break
case "resign":
on_resign(socket)
break
case "getnote":
on_getnote(socket)
break
case "putnote":
on_putnote(socket, arg)
break
case "getchat":
on_getchat(socket, arg)
break
case "chat":
on_chat(socket, arg)
break
case "getsnap":
on_snap(socket, arg | 0)
break
case "querysnap":
on_query_snap(socket, arg[0], arg[1], arg[2])
break
case "save":
on_save(socket)
break
case "restore":
on_restore(socket, arg)
break
}
}
function handle_observer_message(socket, cmd, arg) {
switch (cmd) {
case "getsnap":
on_snap(socket, arg)
break
case "querysnap":
on_query_snap(socket, arg[0], arg[1], arg[2])
break
case 'query':
on_query(socket, arg[0], arg[1])
break
}
}
wss.on('connection', (socket, req) => {
let u = url.parse(req.url, true)
if (u.pathname !== '/play-socket')
return setTimeout(() => socket.close(1000, "Invalid request."), 30000)
req.query = u.query
let user_id = 0
let sid = login_cookie(req)
if (sid)
user_id = login_sql_select.get(sid)
if (user_id) {
socket.user = SQL_SELECT_USER_VIEW.get(user_id)
SQL_UPDATE_USER_LAST_SEEN.run(user_id)
}
socket.ip = req.headers["x-real-ip"] || req.ip || req.connection.remoteAddress || "0.0.0.0"
socket.title_id = req.query.title || "unknown"
socket.game_id = req.query.game | 0
socket.role = req.query.role
socket.seen = req.query.seen | 0
socket.rules = RULES[socket.title_id]
SLOG(socket, "OPEN " + socket.seen)
try {
let title_id = SQL_SELECT_GAME_TITLE.get(socket.game_id)
if (title_id !== socket.title_id)
return socket.close(1000, "Invalid game ID.")
let players = socket.players = SQL_SELECT_PLAYERS_JOIN.all(socket.game_id)
if (socket.role !== "Observer") {
if (!socket.user)
return socket.close(1000, "You are not logged in!")
if (socket.role && socket.role !== 'undefined' && socket.role !== 'null') {
let me = players.find(p => p.user_id === socket.user.user_id && p.role === socket.role)
if (!me)
return socket.close(1000, "You aren't assigned that role!")
} else {
let me = players.find(p => p.user_id === socket.user.user_id)
socket.role = me ? me.role : "Observer"
}
}
if (socket.seen === 0)
send_message(socket, 'players', [socket.role, players.map(p => ({ name: p.name, role: p.role }))])
if (game_clients[socket.game_id]) {
game_clients[socket.game_id].push(socket)
} else {
game_clients[socket.game_id] = [ socket ]
game_cookies[socket.game_id] = 1
}
socket.on('close', (code) => {
SLOG(socket, "CLOSE " + code)
game_clients[socket.game_id].splice(game_clients[socket.game_id].indexOf(socket), 1)
if (game_clients[socket.game_id].length > 0) {
broadcast_presence(socket.game_id)
} else {
delete game_clients[socket.game_id]
delete game_cookies[socket.game_id]
}
})
socket.on('error', (err) => {
SLOG(socket, "ERROR" + err)
socket.close(1000, err.toString())
})
socket.on('message', (data) => {
try {
let [ cmd, arg ] = JSON.parse(data)
if (socket.role !== "Observer")
handle_player_message(socket, cmd, arg)
else
handle_observer_message(socket, cmd, arg)
} catch (err) {
send_message(socket, 'error', err.toString())
}
})
broadcast_presence(socket.game_id)
let snapsize = SQL_SELECT_SNAP_COUNT.get(socket.game_id)
if (snapsize > 0)
send_message(socket, "snapsize", snapsize)
send_state(socket, get_game_state(socket.game_id))
} catch (err) {
console.log(err)
socket.close(1000, err.message)
}
})
/*
* HIDDEN EXTRAS
*/
const SQL_GAME_STATS = SQL(`
select
title_id, player_count, scenario,
group_concat(result, '%') as result_role,
group_concat(n, '%') as result_count,
sum(n) as total
from
(
select
title_id,
player_count,
scenario,
result,
count(1) as n
from
game_view
where
is_opposed
and ( status = ${STATUS_FINISHED} or status = ${STATUS_ARCHIVED} )
and ( title_id not in ( select title_id from titles where is_symmetric ) )
group by
title_id,
player_count,
scenario,
result
order by
n desc
)
group by
title_id, player_count, scenario
having
total > 12
`)
app.get('/stats', function (req, res) {
let stats = SQL_GAME_STATS.all()
stats.forEach(row => {
row.title_name = TITLES[row.title_id].title_name
row.result_role = row.result_role.split("%")
row.result_count = row.result_count.split("%").map(Number)
})
res.render('stats.pug', {
user: req.user,
stats: stats,
})
})
const SQL_USER_STATS = SQL(`
select
title_name,
scenario,
role,
sum(role=result) as won,
count(*) as total
from
players
natural join game_view
natural join titles
where
not is_symmetric
and user_id = ?
and is_opposed
and ( status = ${STATUS_FINISHED} or status = ${STATUS_ARCHIVED} )
group by
title_name,
scenario,
role
union
select
title_name,
scenario,
null as role,
sum(role=result) as won,
count(*) as total
from
players
natural join game_view
natural join titles
where
is_symmetric
and user_id = ?
and is_opposed
and ( status = ${STATUS_FINISHED} or status = ${STATUS_ARCHIVED} )
group by
title_name,
scenario
`)
const SQL_USER_RATINGS = SQL(`
select title_name, rating, count, date(last) as last
from ratings natural join titles
where user_id = ?
and count >= 5
order by rating desc
`)
const SQL_GAME_RATINGS = SQL(`
select name, rating, count, date(last) as last
from ratings natural join users
where title_id = ? and rating >= 1600 and count >= 10
order by rating desc
limit 50
`)
app.get('/user-stats/:who_name', must_be_administrator, function (req, res) {
let who = SQL_SELECT_USER_BY_NAME.get(req.params.who_name)
if (who) {
let stats = SQL_USER_STATS.all(who.user_id, who.user_id)
let ratings = SQL_USER_RATINGS.all(who.user_id)
res.render('user_stats.pug', { user: req.user, who, stats, ratings })
} else {
return res.status(404).send("Invalid user name.")
}
})
app.get('/game-stats/:title_id', must_be_administrator, function (req, res) {
let title_id = req.params.title_id
if (title_id in TITLES) {
let title_name = TITLES[title_id].title_name
let ratings = SQL_GAME_RATINGS.all(title_id)
res.render('game_stats.pug', { user: req.user, title_name, ratings })
} else {
return res.status(404).send("Invalid title.")
}
})