From 45344c80d186b08fff54244fb2b6a5f7338d6997 Mon Sep 17 00:00:00 2001
From: Diogo Peralta Cordeiro <mail@diogo.site>
Date: Wed, 23 Mar 2022 13:16:24 +0000
Subject: [PATCH] [PLUGIN][ActivityPub][Model][Note] Fix @language handling

---
 plugins/ActivityPub/Util/Model/Note.php | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/plugins/ActivityPub/Util/Model/Note.php b/plugins/ActivityPub/Util/Model/Note.php
index 18392359ec..9ec59a99a5 100644
--- a/plugins/ActivityPub/Util/Model/Note.php
+++ b/plugins/ActivityPub/Util/Model/Note.php
@@ -143,10 +143,15 @@ class Note extends Model
         }
 
         // Figure the locale of the note when possible
-        $locale = array_column($type_note->get('@context'), '@language');
-        if ($locale !== []) {
-            $locale = $locale[0];
-            if ($locale === 'und') {
+        $locale = null;
+        if (\is_array($type_note->get('@context'))) {
+            $locale = array_column($type_note->get('@context'), '@language');
+            if ($locale !== []) {
+                $locale = $locale[0];
+                if ($locale === 'und') {
+                    $locale = null;
+                }
+            } else {
                 $locale = null;
             }
         }
@@ -178,7 +183,7 @@ class Note extends Model
         } else {
             // Either Followers-only or Direct
             if ($type_note->get('type') === 'ChatMessage' // Is DM explicitly?
-                || (empty($type_note->get('cc')))) { // Only has TO targets
+                || ($type_note->get('cc') === [])) { // Only has TO targets
                 $map['scope'] = VisibilityScope::MESSAGE;
             } else { // Then is collection
                 $map['scope'] = VisibilityScope::COLLECTION;