[TOOLS][DOC] Add missing documentation, as flagged by doc-check

src/Controller/Actor.php

@@ -72,6 +72,9 @@ class Actor extends ActorController
         );
     }
 
+    /**
+     * View a group feed and give the option of creating it if it doesn't exist
+     */
     public function groupViewNickname(Request $request, string $nickname)
     {
         Nickname::validate($nickname, which: Nickname::CHECK_LOCAL_GROUP); // throws

src/Core/Controller/FeedController.php

@@ -38,6 +38,11 @@ use App\Util\Common;
 
 abstract class FeedController extends Controller
 {
+    /**
+     * Post process the result of a feed controller, to remove any
+     * notes or actors the user specified, as well as format the raw
+     * list of notes into a usable format
+     */
     public static function post_process(array $result)
     {
         $actor = Common::actor();

src/Entity/Actor.php

@@ -489,6 +489,9 @@ class Actor extends Entity
         );
     }
 
+    /**
+     * Get a URI for this actor, i.e. a unique and stable identifier, using the ID
+     */
     public function getUri(int $type = Router::ABSOLUTE_URL): string
     {
         $uri = null;
@@ -511,6 +514,9 @@ class Actor extends Entity
         return $uri;
     }
 
+    /**
+     * Get a URL for this actor, i.e. a user friendly URL, using the nickname
+     */
     public function getUrl(int $type = Router::ABSOLUTE_URL): string
     {
         $url = null;

src/Entity/Note.php

@@ -346,6 +346,11 @@ class Note extends Entity
             ));
     }
 
+    /**
+     * Find all mentioned actors in this note
+     *
+     * @TODO: Seems rather inneficient to be rendering just for this
+     */
     public function getNotificationTargets(array $ids_already_known = []): array
     {
         $rendered = null;
@@ -354,8 +359,8 @@ class Note extends Entity
             $this->getContentType(),
             &$rendered,
             $this->getActor(),
-            is_null($this->getLanguageId()) ? null : Language::getById($this->getLanguageId())->getLocale(),
-            &$mentions]);
+            \is_null($this->getLanguageId()) ? null : Language::getById($this->getLanguageId())->getLocale(),
+            &$mentions, ]);
         $mentioned = [];
         foreach ($mentions as $mention) {
             foreach ($mention['mentioned'] as $m) {