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

apps/meteor/server/lib/moderation/reportMessage.ts

@@ -0,0 +1,55 @@
+import { Apps, AppEvents } from '@rocket.chat/apps';
+import type { IMessage, IUser } from '@rocket.chat/core-typings';
+import { Messages, ModerationReports, Rooms, Users } from '@rocket.chat/models';
+
+import { canAccessRoomAsync } from '../authorization/canAccessRoom';
+
+export const reportMessage = async (messageId: IMessage['_id'], description: string, uid: IUser['_id']) => {
+	if (!uid) {
+		throw new Error('error-invalid-user');
+	}
+
+	if (!description.trim()) {
+		throw new Error('error-invalid-description');
+	}
+
+	const message = await Messages.findOneById(messageId);
+
+	if (!message) {
+		throw new Error('error-invalid-message_id');
+	}
+
+	const user = await Users.findOneById(uid);
+
+	if (!user) {
+		throw new Error('error-invalid-user');
+	}
+
+	const { rid } = message;
+	// If the user can't access the room where the message is, report that the message id is invalid
+	const room = await Rooms.findOneById(rid);
+	if (!room || !(await canAccessRoomAsync(room, { _id: uid }))) {
+		throw new Error('error-invalid-message_id');
+	}
+
+	const reportedBy = {
+		_id: user._id,
+		username: user.username,
+		name: user.name,
+		createdAt: user.createdAt,
+	};
+
+	const roomInfo = {
+		_id: rid,
+		name: room.name,
+		t: room.t,
+		federated: room.federated,
+		fname: room.fname,
+	};
+
+	await ModerationReports.createWithMessageDescriptionAndUserId(message, description, roomInfo, reportedBy);
+
+	await Apps.self?.triggerEvent(AppEvents.IPostMessageReported, message, user, description);
+
+	return true;
+};