1 files changed, 8 insertions, 2 deletions

diff --git a/server/helpers/custom-validators/activitypub/misc.ts b/server/helpers/custom-validators/activitypub/misc.ts
index 6c5c7abca..4e2c57f04 100644
--- a/server/helpers/custom-validators/activitypub/misc.ts
+++ b/server/helpers/custom-validators/activitypub/misc.ts
@@ -3,7 +3,7 @@ import { CONSTRAINTS_FIELDS } from '../../../initializers'
 import { isTestInstance } from '../../core-utils'
 import { exists } from '../misc'
 
-function isActivityPubUrlValid (url: string) {
+function isUrlValid (url: string) {
   const isURLOptions = {
     require_host: true,
     require_tld: true,
@@ -17,13 +17,18 @@ function isActivityPubUrlValid (url: string) {
     isURLOptions.require_tld = false
   }
 
-  return exists(url) && validator.isURL('' + url, isURLOptions) && validator.isLength('' + url, CONSTRAINTS_FIELDS.ACTORS.URL)
+  return exists(url) && validator.isURL('' + url, isURLOptions)
+}
+
+function isActivityPubUrlValid (url: string) {
+  return isUrlValid(url) && validator.isLength('' + url, CONSTRAINTS_FIELDS.ACTORS.URL)
 }
 
 function isBaseActivityValid (activity: any, type: string) {
   return (activity['@context'] === undefined || Array.isArray(activity['@context'])) &&
     activity.type === type &&
     isActivityPubUrlValid(activity.id) &&
+    exists(activity.actor) &&
     (isActivityPubUrlValid(activity.actor) || isActivityPubUrlValid(activity.actor.id)) &&
     (
       activity.to === undefined ||
@@ -49,6 +54,7 @@ function setValidAttributedTo (obj: any) {
 }
 
 export {
+  isUrlValid,
   isActivityPubUrlValid,
   isBaseActivityValid,
   setValidAttributedTo