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// chat.js
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// Copyright (C) 2022 DTP Technologies, LLC
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// License: Apache-2.0
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'use strict';
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const path = require('path');
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require('dotenv').config({ path: path.resolve(__dirname, '..', '..', '.env') });
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const mongoose = require('mongoose');
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const { SiteLog, SiteWorker, SiteAsync } = require(path.join(__dirname, '..', '..', 'lib', 'site-lib'));
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module.rootPath = path.resolve(__dirname, '..', '..');
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module.pkg = require(path.resolve(__dirname, '..', '..', 'package.json'));
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module.config = {
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environment: process.env.NODE_ENV,
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root: module.rootPath,
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component: { name: 'chatWorker', slug: 'chat-worker' },
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};
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module.config.site = require(path.join(module.rootPath, 'config', 'site'));
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class ChatWorker extends SiteWorker {
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constructor (dtp) {
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super(dtp, dtp.config.component);
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}
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async start ( ) {
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await super.start();
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await this.loadProcessor(path.join(__dirname, 'chat', 'job', 'chat-room-clear.js'));
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await this.loadProcessor(path.join(__dirname, 'chat', 'job', 'chat-room-delete.js'));
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await this.startProcessors();
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}
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async stop ( ) {
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await super.stop();
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}
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async deleteChatMessage (message) {
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const { attachment: attachmentService } = this.dtp.services;
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const ChatMessage = mongoose.model('ChatMessage');
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await SiteAsync.each(message.attachments, attachmentService.remove.bind(attachmentService), 2);
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await ChatMessage.deleteOne({ _id: message._id });
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}
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}
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(async ( ) => {
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try {
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module.log = new SiteLog(module, module.config.component);
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module.worker = new ChatWorker(module);
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await module.worker.start();
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module.log.info(`${module.pkg.name} v${module.pkg.version} ${module.config.component.name} started`);
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} catch (error) {
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module.log.error('failed to start worker', { component: module.config.component, error });
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process.exit(-1);
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}
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})();
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@ -0,0 +1,63 @@
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// newsletter/job/email-send.js
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// Copyright (C) 2022 DTP Technologies, LLC
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// License: Apache-2.0
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'use strict';
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const path = require('path');
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const { SiteWorkerProcess } = require(path.join(__dirname, '..', '..', '..', '..', 'lib', 'site-lib'));
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class NewsletterEmailSendJob extends SiteWorkerProcess {
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static get COMPONENT ( ) {
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return {
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name: 'newsletterEmailSendJob',
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slug: 'newsletter-email-send-job',
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};
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}
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constructor (worker) {
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super(worker, NewsletterEmailSendJob.COMPONENT);
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}
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async start ( ) {
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await super.start();
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this.queue = await this.getJobQueue('newsletter');
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this.log.info('registering job processor', { queue: this.queue.name, name: 'email-send' });
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this.queue.process('email-send', this.processEmailSend.bind(this));
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}
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async stop ( ) {
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await super.stop();
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}
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async processEmailSend (job) {
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const { email: emailService } = this.dtp.services;
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const { newsletterId, recipient } = job.data;
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try {
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let newsletter = await this.worker.loadNewsletter(newsletterId);
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if (!newsletter) {
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throw new Error('newsletter not found');
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}
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const result = await emailService.send({
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from: process.env.DTP_EMAIL_SMTP_FROM || `noreply@${this.dtp.config.site.domainKey}`,
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to: recipient,
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subject: newsletter.title,
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html: newsletter.content.html,
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text: newsletter.content.text,
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});
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this.jobLog(job, 'newsletter email sent', { result });
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} catch (error) {
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this.log.error('failed to send newsletter email', { newsletterId, recipient, error });
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throw error; // throw error to Bull so it can report in job reports
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}
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}
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}
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module.exports = NewsletterEmailSendJob;
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@ -0,0 +1,100 @@
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// newsletter/job/transmit.js
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// Copyright (C) 2022 DTP Technologies, LLC
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// License: Apache-2.0
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'use strict';
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const path = require('path');
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const mongoose = require('mongoose');
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const User = mongoose.model('User');
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const NewsletterRecipient = mongoose.model('NewsletterRecipient');
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const { SiteWorkerProcess } = require(path.join(__dirname, '..', '..', '..', '..', 'lib', 'site-lib'));
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class NewsletterTransmitJob extends SiteWorkerProcess {
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static get COMPONENT ( ) {
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return {
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name: 'newsletterTransmitJob',
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slug: 'newsletter-transmit-job',
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};
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}
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constructor (worker) {
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super(worker, NewsletterTransmitJob.COMPONENT);
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}
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async start ( ) {
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await super.start();
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this.queue = await this.getJobQueue('newsletter');
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this.log.info('registering job processor', { queue: this.queue.name, name: 'transmit' });
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this.queue.process('transmit', this.processTransmit.bind(this));
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}
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async stop ( ) {
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await super.stop();
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}
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async processTransmit (job) {
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const { newsletterId } = job.data;
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this.log.info('newsletter email job received', { id: job.id, newsletterId });
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try {
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/*
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* Transmit first to all local user accounts with verified email who've
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* opted in for receiving marketing email.
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*/
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await User
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.find({
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'flags.isEmailVerified': true,
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'optIn.marketing': true,
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})
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.select('email displayName username username_lc')
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.lean()
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.cursor()
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.eachAsync(async (user) => {
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try {
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const jobData = {
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newsletterId: newsletterId,
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recipient: user.email,
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recipientName: user.displayName || user.username,
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};
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const jobOptions = { attempts: 3 };
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await this.queue.add('email-send', jobData, jobOptions);
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} catch (error) {
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this.log.error('failed to create newsletter email job', { error });
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}
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}, { parallel: 4 });
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/*
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* Transmit to all newsletter recipients on file who've joined through the
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* widget on the site w/o signing up for an account.
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*/
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await NewsletterRecipient
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.find({ 'flags.isVerified': true, 'flags.isOptIn': true, 'flags.isRejected': false })
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.lean()
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.cursor()
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.eachAsync(async (recipient) => {
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try {
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const jobData = {
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newsletterId: newsletterId,
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recipient: recipient.address,
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};
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const jobOptions = { attempts: 3 };
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await this.queue.add('email-send', jobData, jobOptions);
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} catch (error) {
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this.log.error('failed to create newsletter email job', { error });
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}
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}, { parallel: 4 });
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} catch (error) {
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this.log.error('failed to send newsletter', { newsletterId, error });
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throw error;
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}
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}
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}
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module.exports = NewsletterTransmitJob;
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