[FIX] 0031033: Update fails from ILIAS 5.3 to 5.4

Author: chfsx

Modules/OrgUnit/classes/Positions/UserAssignment/class.ilOrgUnitUserAssignment.php

@@ -1,5 +1,7 @@
 <?php
 
+use ILIAS\DI\Container;
+
 /**
  * Class ilOrgUnitUserAssignment
  *
@@ -83,6 +85,12 @@ public static function findOrCreateAssignment($user_id, $position_id, $orgu_id)
     protected function raiseEvent(string $event)
     {
         global $DIC;
+        /**
+         * @var $DIC Container
+         */
+        if(!$DIC->offsetExists('ilAppEventHandler')) {
+            return;
+        }
         $ilAppEventHandler = $DIC['ilAppEventHandler'];
         $ilAppEventHandler->raise('Modules/OrgUnit', $event, array(
             'obj_id' => $this->getOrguId(),

setup/sql/dbupdate_04.php

@@ -21099,10 +21099,6 @@ function writeCtrlClassEntry(ilPluginSlot $slot, array $plugin_data)
 ?>
 <#5251>
 <?php
-global $DIC;
-if (!$DIC->offsetExists("ilAppEventHandler")) {
-    $DIC->offsetSet("ilAppEventHandler", new ilAppEventHandler());
-}
 $set = $ilDB->query("
   SELECT obj_id, title, description, role_id, usr_id FROM object_data
   INNER JOIN role_data role ON role.role_id = object_data.obj_id