feat: closes #10018

src/topics/events.js

@@ -60,7 +60,7 @@ Events._types = {
 	},
 	fork: {
 		icon: 'fa-code-fork',
-		text: '[[topic:forked-by]]'
+		text: '[[topic:forked-by]]',
 	},
 };
 
@@ -159,7 +159,7 @@ async function modifyEvent({ tid, uid, eventIds, timestamps, events }) {
 Events.log = async (tid, payload) => {
 	const topics = require('.');
 	const { type } = payload;
-	const now = Date.now();
+	const timestamp = payload.timestamp || Date.now();
 
 	if (!Events._types.hasOwnProperty(type)) {
 		throw new Error(`[[error:topic-event-unrecognized, ${type}]]`);
@@ -171,12 +171,12 @@ Events.log = async (tid, payload) => {
 
 	await Promise.all([
 		db.setObject(`topicEvent:${eventId}`, payload),
-		db.sortedSetAdd(`topic:${tid}:events`, now, eventId),
+		db.sortedSetAdd(`topic:${tid}:events`, timestamp, eventId),
 	]);
 
 	let events = await modifyEvent({
 		eventIds: [eventId],
-		timestamps: [now],
+		timestamps: [timestamp],
 		events: [payload],
 	});
 

src/topics/fork.js

@@ -70,7 +70,7 @@ module.exports = function (Topics) {
 				downvotes: postData.downvotes,
 			}),
 			db.sortedSetsAdd(['topics:votes', `cid:${cid}:tids:votes`], postData.votes, tid),
-			Topics.events.log(fromTid, { type: 'fork', uid, href: `/topic/${tid}` })
+			Topics.events.log(fromTid, { type: 'fork', uid, href: `/topic/${tid}`, timestamp: postData.timestamp }),
 		]);
 
 		plugins.hooks.fire('action:topic.fork', { tid: tid, fromTid: fromTid, uid: uid });