Fix issue with missing ObjectStorage and add author name to liked list

extensions/ter_fe2/Classes/Domain/Model/FrontendUser.php

@@ -23,6 +23,7 @@ class FrontendUser extends \TYPO3\CMS\Extbase\Domain\Model\FrontendUser
 
     public function __construct()
     {
+        parent::__construct();
         $this->likedExtensions = new \TYPO3\CMS\Extbase\Persistence\ObjectStorage();
     }
 
@@ -31,6 +32,9 @@ class FrontendUser extends \TYPO3\CMS\Extbase\Domain\Model\FrontendUser
      */
     public function getLikedExtensions(): \TYPO3\CMS\Extbase\Persistence\ObjectStorage
     {
+        if ($this->likedExtensions === null) {
+            $this->likedExtensions = new \TYPO3\CMS\Extbase\Persistence\ObjectStorage();
+        }
         return $this->likedExtensions;
     }
 
@@ -44,7 +48,7 @@ class FrontendUser extends \TYPO3\CMS\Extbase\Domain\Model\FrontendUser
 
     public function addLikedExtension(Extension $extension)
     {
-        if (!$this->likedExtensions->contains($extension)) {
+        if (!$this->getLikedExtensions()->contains($extension)) {
             $extension->increaseLikes();
             $this->likedExtensions->attach($extension);
         }
@@ -52,7 +56,7 @@ class FrontendUser extends \TYPO3\CMS\Extbase\Domain\Model\FrontendUser
 
     public function removeLikedExtension(Extension $extension)
     {
-        if ($this->likedExtensions->contains($extension)) {
+        if ($this->getLikedExtensions()->contains($extension)) {
             $extension->decreaseLikes();
             $this->likedExtensions->detach($extension);
         }

extensions/ter_fe2/Resources/Private/Templates/Registerkey/Index.html

@@ -204,7 +204,8 @@
                     <f:for each="{likedExtensions}" as="extension">
                         <tr>
                             <td class="text-middle">
-                                <f:link.action controller="Extension" action="show" arguments="{extension: extension}">{extension.extKey}</f:link.action>
+                                <f:link.action controller="Extension" action="show" arguments="{extension: extension}">{extension.extKey}</f:link.action><br>
+                                {extension.lastVersion.author.name}
                             </td>
                             <td>
                                 <f:if condition="{extension.lastVersion.reviewState} != -1">