Handle guest objects

Author: Cyperghost

ts/WoltLabSuite/Core/Api/Messages/RenderQuote.ts

@@ -13,7 +13,7 @@ import { ApiResult, apiResultFromError, apiResultFromValue } from "../Result";
 
 type Response = {
   objectID: number;
-  authorID: number;
+  authorID: number | null;
   author: string;
   time: string;
   link: string;

ts/WoltLabSuite/Core/Component/Quote/List.ts

@@ -90,9 +90,9 @@ class QuoteList {
   </div>
 </article>`);
 
+      // TODO dont query the DOM
       fragment.querySelectorAll<HTMLButtonElement>(".jsInsertQuote").forEach((button) => {
         button.addEventListener("click", () => {
-          // TODO dont query the DOM
           // TODO use rawMessage to insert if available otherwise use message
           dispatchToCkeditor(this.#editor).insertQuote({
             author: message.author,

ts/WoltLabSuite/Core/Component/Quote/Storage.ts

@@ -18,7 +18,7 @@ interface Message {
   time: string;
   title: string;
   link: string;
-  authorID: number;
+  authorID: number | null;
   author: string;
   avatar: string;
 }

wcfsetup/install/files/lib/system/endpoint/controller/core/messages/RenderQuote.class.php

@@ -7,6 +7,7 @@
 use Psr\Http\Message\ServerRequestInterface;
 use wcf\data\IEmbeddedMessageObject;
 use wcf\data\IMessage;
+use wcf\data\user\UserProfile;
 use wcf\http\Helper;
 use wcf\system\cache\runtime\UserProfileRuntimeCache;
 use wcf\system\endpoint\GetRequest;
@@ -34,6 +35,9 @@ public function __invoke(ServerRequestInterface $request, array $variables): Res
         \assert($object instanceof IMessage);
 
         $userProfile = UserProfileRuntimeCache::getInstance()->getObject($object->getUserID());
+        if ($userProfile === null) {
+            $userProfile = UserProfile::getGuestUserProfile($object->getUsername());
+        }
 
         if ($object instanceof IEmbeddedMessageObject) {
             $object->loadEmbeddedObjects();