PeerTube/server/core/lib/emailer.ts

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import { arrayify } from '@peertube/peertube-core-utils'
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import { EmailPayload, SendEmailDefaultOptions, UserExportState, UserRegistrationState } from '@peertube/peertube-models'
import { isTestOrDevInstance, root } from '@peertube/peertube-node-utils'
import { readFileSync } from 'fs'
import merge from 'lodash-es/merge.js'
import { Transporter, createTransport } from 'nodemailer'
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import { join } from 'path'
import { bunyanLogger, logger } from '../helpers/logger.js'
import { CONFIG, isEmailEnabled } from '../initializers/config.js'
import { WEBSERVER } from '../initializers/constants.js'
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import { MRegistration, MUser, MUserExport, MUserImport } from '../types/models/index.js'
import { JobQueue } from './job-queue/index.js'
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import { UserModel } from '@server/models/user/user.js'
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class Emailer {
private static instance: Emailer
private initialized = false
private transporter: Transporter
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private constructor () {
}
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init () {
// Already initialized
if (this.initialized === true) return
this.initialized = true
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if (!isEmailEnabled()) {
if (!isTestOrDevInstance()) {
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logger.error('Cannot use SMTP server because of lack of configuration. PeerTube will not be able to send mails!')
}
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return
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}
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if (CONFIG.SMTP.TRANSPORT === 'smtp') this.initSMTPTransport()
else if (CONFIG.SMTP.TRANSPORT === 'sendmail') this.initSendmailTransport()
}
async checkConnection () {
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if (!this.transporter || CONFIG.SMTP.TRANSPORT !== 'smtp') return
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logger.info('Testing SMTP server...')
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try {
const success = await this.transporter.verify()
if (success !== true) this.warnOnConnectionFailure()
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logger.info('Successfully connected to SMTP server.')
} catch (err) {
this.warnOnConnectionFailure(err)
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}
}
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// ---------------------------------------------------------------------------
addPasswordResetEmailJob (username: string, to: string, resetPasswordUrl: string) {
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const emailPayload: EmailPayload = {
template: 'password-reset',
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to: [ to ],
subject: 'Reset your account password',
locals: {
username,
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resetPasswordUrl,
hideNotificationPreferencesLink: true
}
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}
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return JobQueue.Instance.createJobAsync({ type: 'email', payload: emailPayload })
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}
addPasswordCreateEmailJob (username: string, to: string, createPasswordUrl: string) {
const emailPayload: EmailPayload = {
template: 'password-create',
to: [ to ],
subject: 'Create your account password',
locals: {
username,
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createPasswordUrl,
hideNotificationPreferencesLink: true
}
}
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return JobQueue.Instance.createJobAsync({ type: 'email', payload: emailPayload })
}
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addVerifyEmailJob (options: {
username: string
isRegistrationRequest: boolean
to: string
verifyEmailUrl: string
}) {
const { username, isRegistrationRequest, to, verifyEmailUrl } = options
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const emailPayload: EmailPayload = {
template: 'verify-email',
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to: [ to ],
subject: `Verify your email on ${CONFIG.INSTANCE.NAME}`,
locals: {
username,
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verifyEmailUrl,
isRegistrationRequest,
hideNotificationPreferencesLink: true
}
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}
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return JobQueue.Instance.createJobAsync({ type: 'email', payload: emailPayload })
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}
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addUserBlockJob (user: MUser, blocked: boolean, reason?: string) {
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const reasonString = reason ? ` for the following reason: ${reason}` : ''
const blockedWord = blocked ? 'blocked' : 'unblocked'
const to = user.email
const emailPayload: EmailPayload = {
to: [ to ],
subject: 'Account ' + blockedWord,
text: `Your account ${user.username} on ${CONFIG.INSTANCE.NAME} has been ${blockedWord}${reasonString}.`
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}
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return JobQueue.Instance.createJobAsync({ type: 'email', payload: emailPayload })
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}
addContactFormJob (fromEmail: string, fromName: string, subject: string, body: string) {
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const emailPayload: EmailPayload = {
template: 'contact-form',
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to: [ CONFIG.ADMIN.EMAIL ],
replyTo: `"${fromName}" <${fromEmail}>`,
subject: `(contact form) ${subject}`,
locals: {
fromName,
fromEmail,
body,
// There are not notification preferences for the contact form
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hideNotificationPreferencesLink: true
}
}
return JobQueue.Instance.createJobAsync({ type: 'email', payload: emailPayload })
}
addUserRegistrationRequestProcessedJob (registration: MRegistration) {
let template: string
let subject: string
if (registration.state === UserRegistrationState.ACCEPTED) {
template = 'user-registration-request-accepted'
subject = `Your registration request for ${registration.username} has been accepted`
} else {
template = 'user-registration-request-rejected'
subject = `Your registration request for ${registration.username} has been rejected`
}
const to = registration.email
const emailPayload: EmailPayload = {
to: [ to ],
template,
subject,
locals: {
username: registration.username,
moderationResponse: registration.moderationResponse,
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loginLink: WEBSERVER.URL + '/login',
hideNotificationPreferencesLink: true
}
}
return JobQueue.Instance.createJobAsync({ type: 'email', payload: emailPayload })
}
// ---------------------------------------------------------------------------
async addUserExportCompletedOrErroredJob (userExport: MUserExport) {
let template: string
let subject: string
if (userExport.state === UserExportState.COMPLETED) {
template = 'user-export-completed'
subject = `Your export archive has been created`
} else {
template = 'user-export-errored'
subject = `Failed to create your export archive`
}
const user = await UserModel.loadById(userExport.userId)
const emailPayload: EmailPayload = {
to: [ user.email ],
template,
subject,
locals: {
exportsUrl: WEBSERVER.URL + '/my-account/import-export',
errorMessage: userExport.error,
hideNotificationPreferencesLink: true
}
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}
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return JobQueue.Instance.createJobAsync({ type: 'email', payload: emailPayload })
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}
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async addUserImportErroredJob (userImport: MUserImport) {
const user = await UserModel.loadById(userImport.userId)
const emailPayload: EmailPayload = {
to: [ user.email ],
template: 'user-import-errored',
subject: 'Failed to import your archive',
locals: {
errorMessage: userImport.error,
hideNotificationPreferencesLink: true
}
}
return JobQueue.Instance.createJobAsync({ type: 'email', payload: emailPayload })
}
async addUserImportSuccessJob (userImport: MUserImport) {
const user = await UserModel.loadById(userImport.userId)
const emailPayload: EmailPayload = {
to: [ user.email ],
template: 'user-import-completed',
subject: 'Your archive import has finished',
locals: {
resultStats: userImport.resultSummary.stats,
hideNotificationPreferencesLink: true
}
}
return JobQueue.Instance.createJobAsync({ type: 'email', payload: emailPayload })
}
// ---------------------------------------------------------------------------
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async sendMail (options: EmailPayload) {
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if (!isEmailEnabled()) {
logger.info('Cannot send mail because SMTP is not configured.')
return
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}
const fromDisplayName = options.from
? options.from
: CONFIG.INSTANCE.NAME
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const EmailTemplates = (await import('email-templates')).default
const email = new EmailTemplates({
send: true,
htmlToText: {
selectors: [
{ selector: 'img', format: 'skip' },
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{ selector: 'a', options: { hideLinkHrefIfSameAsText: true } }
]
},
message: {
from: `"${fromDisplayName}" <${CONFIG.SMTP.FROM_ADDRESS}>`
},
transport: this.transporter,
views: {
root: join(root(), 'dist', 'core', 'assets', 'email-templates')
},
subjectPrefix: CONFIG.EMAIL.SUBJECT.PREFIX
})
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const toEmails = arrayify(options.to)
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for (const to of toEmails) {
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const baseOptions: SendEmailDefaultOptions = {
template: 'common',
message: {
to,
from: options.from,
subject: options.subject,
replyTo: options.replyTo
},
locals: { // default variables available in all templates
WEBSERVER,
EMAIL: CONFIG.EMAIL,
instanceName: CONFIG.INSTANCE.NAME,
text: options.text,
subject: options.subject
}
}
// overridden/new variables given for a specific template in the payload
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const sendOptions = merge(baseOptions, options)
await email.send(sendOptions)
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.then(res => logger.debug('Sent email.', { res }))
.catch(err => logger.error('Error in email sender.', { err }))
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}
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}
private warnOnConnectionFailure (err?: Error) {
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logger.error('Failed to connect to SMTP %s:%d.', CONFIG.SMTP.HOSTNAME, CONFIG.SMTP.PORT, { err })
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}
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private initSMTPTransport () {
logger.info('Using %s:%s as SMTP server.', CONFIG.SMTP.HOSTNAME, CONFIG.SMTP.PORT)
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let tls: { ca: [ Buffer ] }
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if (CONFIG.SMTP.CA_FILE) {
tls = {
ca: [ readFileSync(CONFIG.SMTP.CA_FILE) ]
}
}
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let auth: { user: string, pass: string }
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if (CONFIG.SMTP.USERNAME && CONFIG.SMTP.PASSWORD) {
auth = {
user: CONFIG.SMTP.USERNAME,
pass: CONFIG.SMTP.PASSWORD
}
}
this.transporter = createTransport({
host: CONFIG.SMTP.HOSTNAME,
port: CONFIG.SMTP.PORT,
secure: CONFIG.SMTP.TLS,
debug: CONFIG.LOG.LEVEL === 'debug',
logger: bunyanLogger as any,
ignoreTLS: CONFIG.SMTP.DISABLE_STARTTLS,
tls,
auth
})
}
private initSendmailTransport () {
logger.info('Using sendmail to send emails')
this.transporter = createTransport({
sendmail: true,
newline: 'unix',
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path: CONFIG.SMTP.SENDMAIL,
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logger: bunyanLogger
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})
}
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static get Instance () {
return this.instance || (this.instance = new this())
}
}
// ---------------------------------------------------------------------------
export {
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Emailer
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}