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IcyNet.eu/server/api/index.js

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import path from 'path'
import cprog from 'child_process'
import crypto from 'crypto'
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import notp from 'notp'
import base32 from 'thirty-two'
import uuidV1 from 'uuid/v1'
import fs from 'fs-extra'
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import config from '../../scripts/load-config'
import http from '../../scripts/http'
import models from './models'
import emailer from './emailer'
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const emailRe = /^(([^<>()[\]\\.,;:\s@"]+(\.[^<>()[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/
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// Fork a bcrypt process to hash and compare passwords
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function bcryptTask (data) {
return new Promise((resolve, reject) => {
let proc = cprog.fork(path.join(__dirname, '../../scripts', 'bcrypt.js'))
let done = false
proc.send(data.task + ' ' + JSON.stringify(data))
proc.on('message', (chunk) => {
if (chunk == null) return reject(new Error('No response'))
let line = chunk.toString().trim()
done = true
if (line === 'error') {
return reject(new Error(line))
}
if (line === 'true' || line === 'false') {
return resolve(line === 'true')
}
resolve(line)
})
proc.on('exit', () => {
if (!done) {
reject(new Error('No response'))
}
})
})
}
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// Make sure an object contains the keys specified in `required`
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function keysAvailable (object, required) {
let found = true
for (let i in required) {
let key = required[i]
if (object[key] == null) {
found = false
}
}
return found
}
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// Clean up the donation responses for ease of use
async function cleanUpDonation (obj, mcOnly, timeframe) {
if (timeframe && new Date(obj.created_at).getTime() < timeframe) {
return null
}
let user
if (obj.user_id) {
user = await API.User.get(obj.user_id)
}
let result = {
trackId: obj.id,
amount: obj.amount,
donated: obj.created_at
}
if (user) {
result.name = user.display_name
}
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let sources = obj.source.split(',')
for (let i in sources) {
if (sources[i].indexOf('mcu:') === 0) {
let mcu = sources[i].split(':')[1]
if (mcu.match(/^([\w_]{2,16})$/i)) {
result.minecraft_username = mcu
}
}
}
if (!result.minecraft_username && mcOnly) return null
return result
}
let txnStore = []
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const API = {
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Hash: (len) => {
return crypto.randomBytes(len).toString('hex')
},
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/* ppp - Posts Per Page; dcount - Post Count; page - number of current page */
Pagination: (ppp, dcount, page) => {
if (!ppp) ppp = 5
if (!dcount) return null
let pageCount = Math.ceil(dcount / ppp)
if (page > pageCount) page = pageCount
let offset = (page - 1) * ppp
return {
page: page,
perPage: ppp,
pages: pageCount,
offset: offset,
total: dcount
}
},
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User: {
get: async function (identifier) {
let scope = 'id'
if (typeof identifier === 'string') {
scope = 'username'
if (identifier.indexOf('@') !== -1) {
scope = 'email'
} else if (identifier.length === 36 && identifier.match(/^[0-9a-f]{8}-[0-9a-f]{4}-[1-5][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$/i)) {
scope = 'uuid'
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}
} else if (typeof identifier === 'object') {
if (identifier.id != null) {
identifier = identifier.id
} else if (identifier.username) {
scope = 'username'
identifier = identifier.username
} else {
return null
}
}
let user = await models.User.query().where(scope, identifier)
if (!user.length) return null
return user[0]
},
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ensureObject: async function (user, fieldsPresent = ['id']) {
if (typeof user !== 'object' || !keysAvailable(user, fieldsPresent)) {
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return API.User.get(user)
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}
if (user.id) {
return user
}
return null
},
socialStatus: async function (user) {
user = await API.User.ensureObject(user, ['password'])
if (!user) return null
let external = await models.External.query().orderBy('created_at', 'asc').where('user_id', user.id)
let enabled = {}
for (let i in external) {
let ext = external[i]
enabled[ext.service] = true
}
let accountSourceIsExternal = user.password === null || user.password === ''
let obj = {
enabled: enabled,
password: !accountSourceIsExternal
}
if (accountSourceIsExternal) {
obj.source = external[0].service
}
return obj
},
update: async function (user, data) {
user = await API.User.ensureObject(user)
if (!user) throw new Error('No such user.')
data = Object.assign({
updated_at: new Date()
}, data)
return models.User.query().patchAndFetchById(user.id, data)
},
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changeAvatar: async function (user, fileName) {
user = await API.User.ensureObject(user, ['avatar_file'])
let uploadsDir = path.join(__dirname, '../../', 'usercontent', 'images')
let pathOf = path.join(uploadsDir, fileName)
if (!await fs.exists(pathOf)) {
throw new Error('No such file')
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}
// Delete previous upload
if (user.avatar_file != null) {
let file = path.join(uploadsDir, user.avatar_file)
if (await fs.exists(file)) {
await fs.unlink(file)
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}
}
await API.User.update(user, {avatar_file: fileName})
return fileName
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},
removeAvatar: async function (user) {
user = await API.User.ensureObject(user, ['avatar_file'])
let uploadsDir = path.join(__dirname, '../../', 'usercontent', 'images')
if (!user.avatar_file) return {}
let file = path.join(uploadsDir, user.avatar_file)
if (await fs.exists(file)) {
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await fs.unlink(file)
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}
return API.User.update(user, {avatar_file: null})
},
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getBanStatus: async function (field, ip = false) {
let bans
if (ip === true) {
bans = await models.Ban.query().where('associated_ip', field)
} else {
bans = await models.Ban.query().where('user_id', field)
}
let bansActive = []
for (let i in bans) {
let ban = bans[i]
// Check expiry
if (ban.expires_at && new Date(ban.expires_at).getTime() < Date.now()) continue
let banInfo = {
banned: ban.created_at,
reason: ban.reason,
expiry: ban.expires_at
}
bansActive.push(banInfo)
}
return bansActive
},
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Login: {
password: async function (user, password) {
user = await API.User.ensureObject(user, ['password'])
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if (!user.password) return false
return bcryptTask({task: 'compare', password: password, hash: user.password})
},
activationToken: async function (token) {
let getToken = await models.Token.query().where('token', token).andWhere('type', 1)
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if (!getToken || !getToken.length) return false
getToken = getToken[0]
if (getToken.expires_at && new Date(getToken.expires_at).getTime() < Date.now()) return false
let user = await API.User.get(getToken.user_id)
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if (!user) return false
await models.User.query().patchAndFetchById(user.id, {activated: 1})
await models.Token.query().delete().where('id', getToken.id)
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return true
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},
totpTokenRequired: async function (user) {
let getToken = await models.TotpToken.query().where('user_id', user.id)
if (!getToken || !getToken.length) return false
if (getToken[0].activated !== 1) return false
return true
},
totpCheck: async function (user, code, emerg) {
user = await API.User.ensureObject(user)
let getToken = await models.TotpToken.query().where('user_id', user.id)
if (!getToken || !getToken.length) return false
getToken = getToken[0]
if (emerg) {
if (emerg === getToken.recovery_code) {
return true
}
return false
}
let login = notp.totp.verify(code, getToken.token, {})
if (login) {
if (login.delta !== 0) {
return false
}
if (getToken.activated !== 1) {
// TODO: Send an email including the recovery code to the user
await models.TotpToken.query().patchAndFetchById(getToken.id, {activated: true})
}
return true
}
return false
},
purgeTotp: async function (user, password) {
user = await API.User.ensureObject(user, ['password'])
let pwmatch = await API.User.Login.password(user, password)
if (!pwmatch) return false
// TODO: Inform user via email
await models.TotpToken.query().delete().where('user_id', user.id)
return true
},
totpAquire: async function (user) {
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user = await API.User.ensureObject(user, ['password'])
// Do not allow totp for users who have registered using an external service
if (!user.password || user.password === '') return null
// Get existing tokens for the user and delete them if found
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let getToken = await models.TotpToken.query().where('user_id', user.id)
if (getToken && getToken.length) {
await models.TotpToken.query().delete().where('user_id', user.id)
}
let newToken = {
user_id: user.id,
token: API.Hash(16),
recovery_code: API.Hash(8),
activated: 0,
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created_at: new Date()
}
let hashed = base32.encode(newToken.token)
let domain = 'icynet.eu'
await models.TotpToken.query().insert(newToken)
let uri = encodeURIComponent('otpauth://totp/' + user.username + '@' + domain + '?secret=' + hashed)
return uri
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}
},
Register: {
hashPassword: async function (password) {
return bcryptTask({task: 'hash', password: password})
},
validateEmail: (email) => {
return emailRe.test(email)
},
newAccount: async function (regdata) {
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let email = config.email && config.email.enabled
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let data = Object.assign(regdata, {
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created_at: new Date(),
updated_at: new Date(),
uuid: uuidV1(),
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activated: email ? 0 : 1
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})
let userTest = await API.User.get(regdata.username)
if (userTest) {
throw new Error('This username is already taken!')
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}
let emailTest = await API.User.get(regdata.email)
if (emailTest) {
throw new Error('This email address is already registered!')
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}
// Create user
let user = await models.User.query().insert(data)
// Activation token
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let activationToken = API.Hash(16)
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await models.Token.query().insert({
expires_at: new Date(Date.now() + 86400000), // 1 day
token: activationToken,
user_id: user.id,
type: 1
})
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// Send Activation Email
console.debug('Activation token:', activationToken)
if (email) {
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try {
let em = await emailer.pushMail('activate', user.email, {
domain: config.server.domain,
display_name: user.display_name,
activation_token: activationToken
})
console.debug(em)
} catch (e) {
console.error(e)
await models.User.query().delete().where('id', user.id)
throw new Error('Invalid email address!')
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}
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}
return user
}
},
Reset: {
reset: async function (email, passRequired = true) {
let emailEnabled = config.email && config.email.enabled
if (!emailEnabled) throw new Error('Cannot reset password.')
let user = await API.User.get(email)
if (!user) throw new Error('This email address does not match any user in our database.')
if (!user.password && passRequired) throw new Error('The user associated with this email address has used an external website to log in, thus the password cannot be reset.')
let recentTokens = await models.Token.query().where('user_id', user.id).andWhere('expires_at', '>', new Date()).andWhere('type', 2)
if (recentTokens.length >= 2) {
throw new Error('You\'ve made too many reset requests recently. Please slow down.')
}
let resetToken = API.Hash(16)
await models.Token.query().insert({
expires_at: new Date(Date.now() + 86400000), // 1 day
token: resetToken,
user_id: user.id,
type: 2
})
// Send Reset Email
console.debug('Reset token:', resetToken)
if (email) {
try {
let em = await emailer.pushMail('reset_password', user.email, {
domain: config.server.domain,
display_name: user.display_name,
reset_token: resetToken
})
console.debug(em)
} catch (e) {
console.error(e)
throw new Error('Invalid email address!')
}
}
return resetToken
},
resetToken: async function (token) {
let getToken = await models.Token.query().where('token', token).andWhere('type', 2)
if (!getToken || !getToken.length) return null
getToken = getToken[0]
if (getToken.expires_at && new Date(getToken.expires_at).getTime() < Date.now()) return null
let user = await API.User.get(getToken.user_id)
if (!user) return null
return user
},
changePassword: async function (user, password, token) {
let hashed = await API.User.Register.hashPassword(password)
await models.User.query().patchAndFetchById(user.id, {password: hashed, updated_at: new Date()})
await models.Token.query().delete().where('token', token)
return true
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}
},
OAuth2: {
getUserAuthorizations: async function (user) {
user = await API.User.ensureObject(user)
let auths = await models.OAuth2AuthorizedClient.query().where('user_id', user.id)
let nicelist = []
for (let i in auths) {
let auth = auths[i]
let client = await models.OAuth2Client.query().where('id', auth.client_id)
if (!client.length) continue
client = client[0]
let obj = {
id: client.id,
title: client.title,
description: client.description,
url: client.url,
icon: client.icon,
scope: client.scope.split(' '),
created_at: auth.created_at,
expires_at: auth.expires_at
}
nicelist.push(obj)
}
return nicelist
},
removeUserAuthorization: async function (user, clientId) {
user = await API.User.ensureObject(user)
let auth = await models.OAuth2AuthorizedClient.query().where('user_id', user.id).andWhere('client_id', clientId)
if (!auth.length) return false
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await models.OAuth2AccessToken.query().delete().where('client_id', clientId).andWhere('user_id', user.id)
await models.OAuth2RefreshToken.query().delete().where('client_id', clientId).andWhere('user_id', user.id)
for (let i in auth) {
await models.OAuth2AuthorizedClient.query().delete().where('id', auth[i].id)
}
return true
}
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}
},
Payment: {
handleIPN: async function (body) {
let sandboxed = body.test_ipn === '1'
let url = 'https://ipnpb.' + (sandboxed ? 'sandbox.' : '') + 'paypal.com/cgi-bin/webscr'
console.debug('Incoming payment')
let verification = await http.POST(url, {}, Object.assign({
cmd: '_notify-validate'
}, body))
if (verification !== 'VERIFIED') return null
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// Ignore the adding of non-on-site donations
if (body.item_name && config.donations.name && body.item_name !== config.donations.name) {
return true
}
if (sandboxed) {
console.debug('Sandboxed payment:', body)
} else {
console.debug('IPN Verified Notification:', body)
}
if (body.txn_id) {
if (txnStore.indexOf(body.txn_id) !== -1) return true
txnStore.push(body.txn_id)
}
let user
let source = []
if (sandboxed) {
source.push('virtual')
}
// TODO: add hooks
let custom = body.custom.split(',')
for (let i in custom) {
let str = custom[i]
if (str.indexOf('userid:') === 0) {
body.user_id = parseInt(str.split(':')[1])
} else if (str.indexOf('mcu:') === 0) {
source.push('mcu:' + str.split(':')[1])
}
}
if (body.user_id != null) {
user = await API.User.get(body.user_id)
} else if (body.payer_email != null) {
user = await API.User.get(body.payer_email)
}
let donation = {
user_id: user ? user.id : null,
amount: (body.mc_gross || body.payment_gross || 'Unknown') + ' ' + (body.mc_currency || 'EUR'),
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source: source.join(','),
note: body.memo || '',
read: 0,
created_at: new Date(body.payment_date)
}
console.log('Server receieved a successful PayPal IPN message.')
return models.Donation.query().insert(donation)
},
userContributions: async function (user) {
user = await API.User.ensureObject(user)
let dbq = await models.Donation.query().orderBy('created_at', 'desc').where('user_id', user.id)
let contribs = []
for (let i in dbq) {
contribs.push(await cleanUpDonation(dbq[i]))
}
return contribs
},
allContributions: async function (count, mcOnly, timeframe = 0) {
let dbq = await models.Donation.query().orderBy('created_at', 'desc').limit(count)
let contribs = []
for (let i in dbq) {
let obj = await cleanUpDonation(dbq[i], mcOnly, timeframe)
if (!obj) continue
contribs.push(obj)
}
return contribs
}
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}
}
module.exports = API