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import { Request, Response, Router } from "express";
import { Config, generateToken, Invite, FieldErrors, User, adjustEmail, trimSpecial } from "@fosscord/util";
import { route, getIpAdress, IPAnalysis, isProxy } from "@fosscord/api";
import "missing-native-js-functions";
import bcrypt from "bcrypt";
import { HTTPError } from "lambert-server";
const router: Router = Router();
export interface RegisterSchema {
/**
* @minLength 2
* @maxLength 32
*/
username: string;
/**
* @minLength 1
* @maxLength 72
*/
password?: string;
consent: boolean;
/**
* @TJS-format email
*/
email?: string;
fingerprint?: string;
invite?: string;
/**
* @TJS-type string
*/
date_of_birth?: Date; // "2000-04-03"
gift_code_sku_id?: string;
captcha_key?: string;
}
router.post("/", route({ body: "RegisterSchema" }), async (req: Request, res: Response) => {
const body = req.body as RegisterSchema;
const { register, security } = Config.get();
const ip = getIpAdress(req);
// email will be slightly modified version of the user supplied email -> e.g. protection against GMail Trick
let email = adjustEmail(body.email);
// check if registration is allowed
if (!register.allowNewRegistration) {
throw FieldErrors({
email: { code: "REGISTRATION_DISABLED", message: req.t("auth:register.REGISTRATION_DISABLED") }
});
}
// check if the user agreed to the Terms of Service
if (!body.consent) {
throw FieldErrors({
consent: { code: "CONSENT_REQUIRED", message: req.t("auth:register.CONSENT_REQUIRED") }
});
}
if (register.disabled) {
throw FieldErrors({
email: {
code: "DISABLED",
message: "registration is disabled on this instance"
}
});
}
if (register.requireCaptcha && security.captcha.enabled) {
if (!body.captcha_key) {
const { sitekey, service } = security.captcha;
return res?.status(400).json({
captcha_key: ["captcha-required"],
captcha_sitekey: sitekey,
captcha_service: service
});
}
// TODO: check captcha
}
if (!register.allowMultipleAccounts) {
// TODO: check if fingerprint was eligible generated
const exists = await User.findOne({ where: { fingerprints: body.fingerprint }, select: ["id"] });
if (exists) {
throw FieldErrors({
email: {
code: "EMAIL_ALREADY_REGISTERED",
message: req.t("auth:register.EMAIL_ALREADY_REGISTERED")
}
});
}
}
if (register.blockProxies) {
if (isProxy(await IPAnalysis(ip))) {
console.log(`proxy ${ip} blocked from registration`);
throw new HTTPError("Your IP is blocked from registration");
}
}
// TODO: gift_code_sku_id?
// TODO: check password strength
if (email) {
// replace all dots and chars after +, if its a gmail.com email
if (!email) {
throw FieldErrors({ email: { code: "INVALID_EMAIL", message: req?.t("auth:register.INVALID_EMAIL") } });
}
// check if there is already an account with this email
const exists = await User.findOne({ email: email });
if (exists) {
throw FieldErrors({
email: {
code: "EMAIL_ALREADY_REGISTERED",
message: req.t("auth:register.EMAIL_ALREADY_REGISTERED")
}
});
}
} else if (register.email.required) {
throw FieldErrors({
email: { code: "BASE_TYPE_REQUIRED", message: req.t("common:field.BASE_TYPE_REQUIRED") }
});
}
if (register.dateOfBirth.required && !body.date_of_birth) {
throw FieldErrors({
date_of_birth: { code: "BASE_TYPE_REQUIRED", message: req.t("common:field.BASE_TYPE_REQUIRED") }
});
} else if (register.dateOfBirth.required && register.dateOfBirth.minimum) {
const minimum = new Date();
minimum.setFullYear(minimum.getFullYear() - register.dateOfBirth.minimum);
body.date_of_birth = new Date(body.date_of_birth as Date);
// higher is younger
if (body.date_of_birth > minimum) {
throw FieldErrors({
date_of_birth: {
code: "DATE_OF_BIRTH_UNDERAGE",
message: req.t("auth:register.DATE_OF_BIRTH_UNDERAGE", { years: register.dateOfBirth.minimum })
}
});
}
}
if (body.password) {
// the salt is saved in the password refer to bcrypt docs
body.password = await bcrypt.hash(body.password, 12);
} else if (register.password.required) {
throw FieldErrors({
password: { code: "BASE_TYPE_REQUIRED", message: req.t("common:field.BASE_TYPE_REQUIRED") }
});
}
if (!body.invite && (register.requireInvite || (register.guestsRequireInvite && !register.email))) {
// require invite to register -> e.g. for organizations to send invites to their employees
throw FieldErrors({
email: { code: "INVITE_ONLY", message: req.t("auth:register.INVITE_ONLY") }
});
}
const user = await User.register({ ...body, req });
if (body.invite) {
// await to fail if the invite doesn't exist (necessary for requireInvite to work properly) (username only signups are possible)
await Invite.joinGuild(user.id, body.invite);
}
console.log("register", body.email, body.username, ip);
return res.json({ token: await generateToken(user.id) });
});
export default router;
/**
* POST /auth/register
* @argument { "fingerprint":"805826570869932034.wR8vi8lGlFBJerErO9LG5NViJFw", "email":"qo8etzvaf@gmail.com", "username":"qp39gr98", "password":"wtp9gep9gw", "invite":null, "consent":true, "date_of_birth":"2000-04-04", "gift_code_sku_id":null, "captcha_key":null}
*
* Field Error
* @returns { "code": 50035, "errors": { "consent": { "_errors": [{ "code": "CONSENT_REQUIRED", "message": "You must agree to Discord's Terms of Service and Privacy Policy." }]}}, "message": "Invalid Form Body"}
*
* Success 200:
* @returns {token: "OMITTED"}
*/
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