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69 lines
1.8 KiB
69 lines
1.8 KiB
'use strict';
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const bcrypt = require('bcrypt')
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, dynamicResponse = require(__dirname+'/../../lib/misc/dynamic.js')
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, { Accounts } = require(__dirname+'/../../db/')
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, OTPAuth = require('otpauth');
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module.exports = async (req, res) => {
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const username = req.body.username.toLowerCase();
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const password = req.body.password;
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let goto = req.body.goto;
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// we don't want to redirect the user to random sites
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if (goto == null || !/^\/[0-9a-zA-Z][0-9a-zA-Z._/-]*$/.test(goto)) {
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goto = '/account.html';
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}
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const failRedirect = `/login.html${goto ? '?goto='+encodeURIComponent(goto) : ''}`;
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//fetch an account
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const account = await Accounts.findOne(username);
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//if the account doesnt exist, reject
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if (!account) {
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return dynamicResponse(req, res, 403, 'message', {
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'title': 'Forbidden',
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'message': 'Incorrect login credentials',
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'redirect': failRedirect
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});
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}
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// bcrypt compare input to saved hash
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const passwordMatch = await bcrypt.compare(password, account.passwordHash);
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//if hashes matched
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if (passwordMatch === false) {
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return dynamicResponse(req, res, 403, 'message', {
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'title': 'Forbidden',
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'message': 'Incorrect login credentials',
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'redirect': failRedirect
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});
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}
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if (account.twofactor) {
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const totp = new OTPAuth.TOTP({
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secret: account.twofactor,
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algorithm: 'SHA256',
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});
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const delta = await totp.validate({
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token: req.body.twofactor,
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algorithm: 'SHA256',
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window: 1,
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});
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if (delta === null) {
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return dynamicResponse(req, res, 403, 'message', {
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'title': 'Forbidden',
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'message': 'Incorrect login credentials', //better to not tell them, i think
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'redirect': failRedirect
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});
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}
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}
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// add the account to the session and authenticate if password was correct
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req.session.user = account._id;
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//successful login
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await Accounts.updateLastActiveDate(username);
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return res.redirect(goto);
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};
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