mirror of
https://github.com/BobbyWibowo/lolisafe.git
synced 2024-12-14 08:26:22 +00:00
102 lines
2.3 KiB
JavaScript
102 lines
2.3 KiB
JavaScript
const randomstring = require('randomstring')
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const perms = require('./permissionController')
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const utils = require('./utilsController')
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const ClientError = require('./utils/ClientError')
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const ServerError = require('./utils/ServerError')
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const self = {
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tokenLength: 64,
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tokenMaxTries: 3,
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onHold: new Set()
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}
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self.generateUniqueToken = async () => {
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for (let i = 0; i < self.tokenMaxTries; i++) {
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const token = randomstring.generate(self.tokenLength)
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if (self.onHold.has(token)) continue
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// Put token on-hold (wait for it to be inserted to DB)
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self.onHold.add(token)
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const user = await utils.db.table('users')
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.where('token', token)
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.select('id')
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.first()
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if (user) {
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self.onHold.delete(token)
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continue
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}
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return token
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}
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return null
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}
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self.verify = async (req, res) => {
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// Parse POST body
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req.body = await req.json()
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const token = typeof req.body.token === 'string'
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? req.body.token.trim()
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: ''
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if (!token) throw new ClientError('No token provided.', { statusCode: 403 })
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const user = await utils.db.table('users')
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.where('token', token)
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.select('username', 'permission')
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.first()
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if (!user) {
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throw new ClientError('Invalid token.', { statusCode: 403, code: 10001 })
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}
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const obj = {
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success: true,
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username: user.username,
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permissions: perms.mapPermissions(user)
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}
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const group = perms.group(user)
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if (group) {
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obj.group = group
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if (utils.retentions.enabled) {
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obj.retentionPeriods = utils.retentions.periods[group]
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obj.defaultRetentionPeriod = utils.retentions.default[group]
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}
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}
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if (utils.clientVersion) {
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obj.version = utils.clientVersion
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}
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return res.json(obj)
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}
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self.list = async (req, res) => {
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const user = await utils.authorize(req)
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return res.json({ success: true, token: user.token })
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}
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self.change = async (req, res) => {
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const user = await utils.authorize(req, 'token')
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const newToken = await self.generateUniqueToken()
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if (!newToken) {
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throw new ServerError('Failed to allocate a unique token. Try again?')
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}
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await utils.db.table('users')
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.where('token', user.token)
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.update({
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token: newToken,
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timestamp: Math.floor(Date.now() / 1000)
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})
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self.onHold.delete(newToken)
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return res.json({ success: true, token: newToken })
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}
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module.exports = self
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