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

apps/meteor/server/lib/dataExport/sendViaEmail.ts

@@ -0,0 +1,86 @@
+import type { IMessage, IUser } from '@rocket.chat/core-typings';
+import { Messages, Users } from '@rocket.chat/models';
+import { escapeHTML } from '@rocket.chat/tools';
+import moment from 'moment';
+
+import { settings } from '../../settings';
+import { getMomentLocale } from '../getMomentLocale';
+import { Message } from '../messaging/Message';
+import * as Mailer from '../notifications/email/api';
+
+export async function sendViaEmail(
+	data: {
+		rid: string;
+		toUsers: string[];
+		toEmails: string[];
+		subject: string;
+		messages: string[];
+		language: string;
+	},
+	user: IUser,
+): Promise<{
+	missing: string[];
+}> {
+	const emails = data.toEmails.map((email) => email.trim()).filter(Boolean);
+
+	const missing = [...data.toUsers].filter(Boolean);
+
+	(
+		await Users.findUsersByUsernames(data.toUsers, {
+			projection: { 'username': 1, 'emails.address': 1 },
+		}).toArray()
+	).forEach((user: IUser) => {
+		const emailAddress = user.emails?.[0].address;
+
+		if (!emailAddress) {
+			return;
+		}
+
+		if (!Mailer.checkAddressFormat(emailAddress)) {
+			throw new Error('error-invalid-email');
+		}
+
+		const found = missing.indexOf(String(user.username));
+		if (found !== -1) {
+			missing.splice(found, 1);
+		}
+
+		emails.push(emailAddress);
+	});
+
+	const email = user.emails?.[0]?.address;
+	const lang = data.language || user.language || 'en';
+
+	const localMoment = moment();
+
+	if (lang !== 'en') {
+		const localeFn = await getMomentLocale(lang);
+		if (localeFn) {
+			Function(localeFn).call({ moment });
+			localMoment.locale(lang);
+		}
+	}
+
+	const html = (
+		await Messages.findByRoomIdAndMessageIds(data.rid, data.messages, {
+			sort: { ts: 1 },
+		}).toArray()
+	)
+		.map((message: IMessage) => {
+			const dateTime = moment(message.ts).locale(lang).format('L LT');
+			return `<p style='margin-bottom: 5px'><b>${escapeHTML(
+				message.u.username ?? '',
+			)}</b> <span style='color: #aaa; font-size: 12px'>${dateTime}</span><br/>${Message.parse(message, data.language)}</p>`;
+		})
+		.join('');
+
+	await Mailer.send({
+		to: emails,
+		from: settings.get('From_Email'),
+		replyTo: email,
+		subject: data.subject,
+		html,
+	});
+
+	return { missing };
+}