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// this whole file would be a lot prettier with typescript interfaces
"use strict";
const uuidv4 = require("uuid/v4");
const execFile = require("child_process").execFile;
const spawn = require("child_process").spawn;
const ripgrep = require("ripgrep-bin");
const nodemailer = require("nodemailer");
const execAsync = (cmd, par) =>
new Promise((resolve, reject) =>
execFile(cmd, par, (error, stdout, stderr) =>
resolve(error ? "" : (stdout ? stdout : stderr))));
const tmwa_account_regex = new RegExp("^(?<id>[0-9]+)\t(?<name>[^\t]+)\t[^\t]+\t(?<time>[^\t]+)\t[MFSN]\t(?<logins>[0-9]+)\t(?<state>[0-9]+)\t(?<email>[^\t]+)\t[^\t]+\t[0-9]+\t(?<ip>[0-9\.]+)");
const tmwa_char_regex = new RegExp("^(?<id>[0-9]+)\t(?<account>[0-9]+),[0-9]+\t(?<name>[^\t]+)\t");
const parseAccountLine = (line) => {
const { groups: account } = tmwa_account_regex.exec(line);
return {
id: +account.id,
name: account.name,
last_login: Date.parse(account.time),
active: !!+account.logins,
banned: +account.state !== 0,
email: account.email === "a@a.com" ? null : account.email,
ip: (account.ip !== "0.0.0.0" && account.ip !== "127.0.0.1") ? account.ip : null,
};
}
const parseCharLine = (line) => {
const { groups: char } = tmwa_char_regex.exec(line);
return {
id: +char.id,
account: +char.account,
name: char.name,
};
}
const findAccounts = async (regex, max) => {
const stdout = await execAsync(ripgrep, ["--case-sensitive", `--max-count=${max}`, regex, "account.txt"]);
const accounts = new Set();
if (stdout.length)
stdout.slice(0, -1).split("\n").forEach(line => accounts.add(parseAccountLine(line)));
return accounts;
};
const findAccountsByID = async (account_id) => await findAccounts(`^${account_id}\t`, 1);
const findAccountsByName = async (name) => await findAccounts(`^[0-9]+\t${name}\t`, 1);
const findAccountsByEmail = async (email, max=20) => await findAccounts(`^[0-9]+\t[^\t]+\t[^\t]+\t[^\t]+\t[MFSN]\t[0-9]+\t[0-9]+\t${email}\t`, max);
const findChars = async (regex, max) => {
const stdout = await execAsync(ripgrep, ["--case-sensitive", `--max-count=${max}`, regex, "athena.txt"]);
const chars = new Set();
if (stdout.length)
stdout.slice(0, -1).split("\n").forEach(line => chars.add(parseCharLine(line)));
return chars;
};
const findCharsByID = async (char_id) => await findChars(`^${char_id}\t`, 1);
const findCharsByName = async (name) => await findChars(`^[0-9]+\t[0-9]+,[0-9]+\t${name}\t`, 1);
const findCharsByAccount = async (account_id, max=20) => await findChars(`^[0-9]+\t${account_id},`, max);
const findCharsByAccountName = async (name) => {
const accounts = await findAccountsByName(name);
if (accounts.size > 0)
return await findCharsByAccount(accounts.values().next().value.id);
else
return new Set();
};
const findCharsByEmail = async (email) => {
const chars = new Set();
const accounts = await findAccountsByEmail(email);
for (const account of accounts) {
const account_chars = await findCharsByAccount(account.id);
account_chars.forEach(char =>
chars.add(char))
}
return chars;
};
/// tmwa flatfile searching ^
let transporter = nodemailer.createTransport({
sendmail: true,
newline: 'unix',
path: '/usr/sbin/sendmail'
});
const pending_operations = new Map();
const create_account = (req, res, next) => {
if (!req.body || !Reflect.has(req.body, "username") ||
!Reflect.has(req.body, "password") || !Reflect.has(req.body, "email") ||
!req.body.username.match(/^[a-zA-Z0-9]{4,23}$/) ||
!req.body.password.match(/^[a-zA-Z0-9]{4,23}$/) ||
!req.body.email.match(/^$|^(?:[a-zA-Z0-9.$&+=_~-]{1,34}@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,35}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,34}[a-zA-Z0-9])?){0,9})$/) ||
req.body.email.length >= 40)
{
res.status(400).json({
status: "error",
error: "malformed request"
});
req.app.locals.rate_limiting.add(req.ip);
setTimeout(() => req.app.locals.rate_limiting.delete(req.ip), 300000);
return;
}
findAccountsByName(req.body.username).then(acc => {
if (acc.size > 0) {
res.status(409).json({
status: "error",
error: "already exists"
});
req.app.locals.rate_limiting.add(req.ip);
setTimeout(() => req.app.locals.rate_limiting.delete(req.ip), 2000);
return;
}
const child = execFile(`${req.app.locals.tmwa.home}/.local/bin/tmwa-admin`, [], {
cwd: `${req.app.locals.tmwa.root}/login/`,
env: {
LD_LIBRARY_PATH: `${req.app.locals.tmwa.home}/.local/lib`,
}
});
const email = req.body.email.length >= 3 ? req.body.email : "a@a.com";
child.stdin.write(`create ${req.body.username} N ${email} ${req.body.password}\n`);
child.stderr.on("data", data => {
console.error("TMWA.account: an unexpected tmwa-admin error occured: %s", data);
return;
});
child.stdout.on("data", data => {
if (!data.includes("successfully")) {
if (!data.includes("have a connection"))
console.error("TMWA.account: an unexpected tmwa-admin error occured: %s", data);
child.kill();
return;
}
res.status(201).json({
status: "success"
});
req.app.locals.logger.info(`TMWA.account: an account was created: ${req.body.username} [${req.ip}]`);
req.app.locals.rate_limiting.add(req.ip);
setTimeout(() => req.app.locals.rate_limiting.delete(req.ip), 300000);
if (email === "a@a.com")
return;
transporter.sendMail({
from: req.app.locals.mailer.from,
to: email,
subject: "The Mana World account registration",
text: `Your account (\"${req.body.username}\") was created successfully.\nHave fun playing The Mana World!`
}, (err, info) => {
req.app.locals.logger.info(`TMWA.account: sent account creation email: ${req.body.username} ${info.messageId}`);
});
});
child.stdin.end();
});
};
const reset_password = async (req, res, next) => {
if (req.body && Reflect.has(req.body, "email") &&
req.body.email.match(/^(?:[a-zA-Z0-9.$&+=_~-]{1,34}@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,35}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,34}[a-zA-Z0-9])?){0,9})$/) &&
req.body.email.length >= 3 && req.body.email.length < 40 &&
req.body.email !== "a@a.com") {
// recover by email (currently unsupported)
res.status(501).json({
status: "error",
error: "not yet implemented"
});
return;
} else if (req.body && Reflect.has(req.body, "username") &&
req.body.username.match(/^[a-zA-Z0-9]{4,23}$/)) {
// recover by username (currently unsupported)
res.status(501).json({
status: "error",
error: "not yet implemented"
});
return;
}
if (!req.body || !Reflect.has(req.body, "password") ||
!Reflect.has(req.body, "code") ||
!req.body.password.match(/^[a-zA-Z0-9]{4,23}$/) ||
!req.body.code.match(/^[a-zA-Z0-9-_]{6,128}$/))
{
res.status(400).json({
status: "error",
error: "malformed request"
});
req.app.locals.rate_limiting.add(req.ip);
setTimeout(() => req.app.locals.rate_limiting.delete(req.ip), 300000);
return;
}
// actual reset happens here
};
module.exports = exports = (req, res, next) => {
switch(req.method) {
case "POST":
return create_account(req, res, next);
case "PUT":
return reset_password(req, res, next);
default:
next(); // fallthrough to default endpoint (404)
}
};
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