diff --git a/src/posts/data.js b/src/posts/data.js
index 3a4d303ff5..c73d2f6f0d 100644
--- a/src/posts/data.js
+++ b/src/posts/data.js
@@ -2,6 +2,7 @@
 
 const db = require('../database');
 const plugins = require('../plugins');
+const activitypub = require('../activitypub');
 const utils = require('../utils');
 
 const intFields = [
@@ -57,6 +58,10 @@ module.exports = function (Posts) {
 
 function modifyPost(post, fields) {
 	if (post) {
+		if (activitypub.helpers.isUri(post.pid)) {
+			intFields.splice(intFields.indexOf('pid'), 1);
+			intFields.splice(intFields.indexOf('uid'), 1);
+		}
 		db.parseIntFields(post, intFields, fields);
 		if (post.hasOwnProperty('upvotes') && post.hasOwnProperty('downvotes')) {
 			post.votes = post.upvotes - post.downvotes;
diff --git a/src/posts/index.js b/src/posts/index.js
index 9db52c6b27..3a5c59dd61 100644
--- a/src/posts/index.js
+++ b/src/posts/index.js
@@ -7,6 +7,7 @@ const utils = require('../utils');
 const user = require('../user');
 const privileges = require('../privileges');
 const plugins = require('../plugins');
+const activitypub = require('../activitypub');
 
 const Posts = module.exports;
 
@@ -44,6 +45,9 @@ Posts.getPostsByPids = async function (pids, uid) {
 	if (!Array.isArray(pids) || !pids.length) {
 		return [];
 	}
+
+	const remotePids = pids.filter(pid => !utils.isNumber(pid));
+	await activitypub.assertNotes(uid, remotePids);
 	let posts = await Posts.getPostsData(pids);
 	posts = await Promise.all(posts.map(Posts.parsePost));
 	const data = await plugins.hooks.fire('filter:post.getPosts', { posts: posts, uid: uid });
diff --git a/src/posts/parse.js b/src/posts/parse.js
index 75747b3887..1435b68da7 100644
--- a/src/posts/parse.js
+++ b/src/posts/parse.js
@@ -8,6 +8,7 @@ const _ = require('lodash');
 
 const meta = require('../meta');
 const plugins = require('../plugins');
+const activitypub = require('../activitypub');
 const translator = require('../translator');
 const utils = require('../utils');
 
@@ -51,7 +52,7 @@ module.exports = function (Posts) {
 		if (!postData) {
 			return postData;
 		}
-		postData.content = String(postData.content || '');
+		postData.content = String(postData.sourceContent || postData.content || '');
 		const cache = require('./cache');
 		const pid = String(postData.pid);
 		const cachedContent = cache.get(pid);
@@ -60,12 +61,14 @@ module.exports = function (Posts) {
 			return postData;
 		}
 
-		const data = await plugins.hooks.fire('filter:parse.post', { postData: postData });
-		data.postData.content = translator.escape(data.postData.content);
-		if (data.postData.pid) {
-			cache.set(pid, data.postData.content);
+		if (!activitypub.helpers.isUri(postData.pid) || postData.hasOwnProperty('sourceContent')) {
+			({ postData } = await plugins.hooks.fire('filter:parse.post', { postData }));
 		}
-		return data.postData;
+		postData.content = translator.escape(postData.content);
+		if (postData.pid) {
+			cache.set(pid, postData.content);
+		}
+		return postData;
 	};
 
 	Posts.parseSignature = async function (userData, uid) {