snapshot of https://github.com/RocketChat/Rocket.Chat.git (develop, 2026-09-16; blobs > 131072B omitted)

apps/meteor/server/lib/notifications/interceptDirectReplyEmails.js

@@ -0,0 +1,151 @@
+import POP3Lib from '@rocket.chat/poplib';
+import { simpleParser } from 'mailparser';
+
+import { processDirectEmail } from './processDirectEmail';
+import { IMAPInterceptor } from '../../email/IMAPInterceptor';
+import { settings } from '../../settings';
+
+export class DirectReplyIMAPInterceptor extends IMAPInterceptor {
+	constructor(imapConfig, options = {}) {
+		imapConfig = {
+			user: settings.get('Direct_Reply_Username'),
+			password: settings.get('Direct_Reply_Password'),
+			host: settings.get('Direct_Reply_Host'),
+			port: settings.get('Direct_Reply_Port'),
+			debug: settings.get('Direct_Reply_Debug') ? console.log : false,
+			tls: !settings.get('Direct_Reply_IgnoreTLS'),
+			...imapConfig,
+		};
+
+		options.deleteAfterRead = settings.get('Direct_Reply_Delete');
+
+		super(imapConfig, options);
+
+		this.on('email', (email) => processDirectEmail(email));
+	}
+}
+
+class POP3Intercepter {
+	constructor() {
+		this.pop3 = new POP3Lib(settings.get('Direct_Reply_Port'), settings.get('Direct_Reply_Host'), {
+			enabletls: !settings.get('Direct_Reply_IgnoreTLS'),
+			// debug: settings.get('Direct_Reply_Debug') ? console.log : false,
+			debug: console.log,
+		});
+
+		this.totalMsgCount = 0;
+		this.currentMsgCount = 0;
+
+		this.pop3.on('connect', () => {
+			console.log('Pop connect');
+			this.pop3.login(settings.get('Direct_Reply_Username'), settings.get('Direct_Reply_Password'));
+		});
+
+		this.pop3.on('login', (status) => {
+			if (!status) {
+				return console.log('Unable to Log-in ....');
+			}
+			console.log('Pop logged');
+			// run on start
+			this.pop3.list();
+		});
+
+		// on getting list of all emails
+		this.pop3.on('list', (status, msgcount) => {
+			if (!status) {
+				console.log('Cannot Get Emails ....');
+			}
+			if (msgcount === 0) {
+				return this.pop3.quit();
+			}
+
+			this.totalMsgCount = msgcount;
+			this.currentMsgCount = 1;
+			// Retrieve email
+			this.pop3.retr(this.currentMsgCount);
+		});
+
+		// on retrieved email
+		this.pop3.on('retr', async (status, msgnumber, data) => {
+			if (!status) {
+				return console.log('Cannot Retrieve Message ....');
+			}
+
+			// parse raw email data to  JSON object
+			simpleParser(data, (err, mail) => {
+				processDirectEmail(mail);
+			});
+
+			this.currentMsgCount += 1;
+
+			// delete email
+			this.pop3.dele(msgnumber);
+		});
+
+		// on email deleted
+		this.pop3.on('dele', (status) => {
+			if (!status) {
+				return console.log('Cannot Delete Message....');
+			}
+
+			// get next email
+			if (this.currentMsgCount <= this.totalMsgCount) {
+				return this.pop3.retr(this.currentMsgCount);
+			}
+
+			// parsed all messages.. so quitting
+			this.pop3.quit();
+		});
+
+		// invalid server state
+		this.pop3.on('invalid-state', (cmd) => {
+			console.log(`Invalid state. You tried calling ${cmd}`);
+		});
+
+		this.pop3.on('error', (cmd) => {
+			console.log(`error state. You tried calling ${cmd}`);
+		});
+
+		// locked => command already running, not finished yet
+		this.pop3.on('locked', (cmd) => {
+			console.log(`Current command has not finished yet. You tried calling ${cmd}`);
+		});
+	}
+}
+
+export class POP3Helper {
+	constructor(frequency) {
+		this.frequency = frequency;
+		this.running = false;
+
+		this.POP3 = new POP3Intercepter();
+	}
+
+	isActive() {
+		return this.running;
+	}
+
+	start() {
+		this.log('POP3 started');
+		this.running = setInterval(
+			() => {
+				// get new emails and process
+				this.POP3 = new POP3Intercepter();
+			},
+			Math.max(this.frequency * 60 * 1000, 2 * 60 * 1000),
+		);
+	}
+
+	log(...args) {
+		console.log(...args);
+	}
+
+	stop(callback = new Function()) {
+		this.log('POP3 stop called');
+		if (this.isActive()) {
+			clearInterval(this.running);
+		}
+		callback();
+		this.log('POP3 stopped');
+	}
+}