Fix user deletion for shared calendars (again)

Author: tchapi

src/Controller/Admin/UserController.php

@@ -155,6 +155,10 @@ public function userDelete(ManagerRegistry $doctrine, string $username, Translat
                 foreach ($instance->getCalendar()->getChanges() ?? [] as $change) {
                     $entityManager->remove($change);
                 }
+                // We need to remove the shared versions of this calendar, too
+                foreach ($instance->getCalendar()->getInstances() ?? [] as $instances) {
+                    $entityManager->remove($instances);
+                }
                 $entityManager->remove($instance->getCalendar());
             }
             $entityManager->remove($instance);

src/Entity/Calendar.php

@@ -31,6 +31,9 @@ class Calendar
     #[ORM\OneToMany(targetEntity: "App\Entity\CalendarChange", mappedBy: 'calendar')]
     private $changes;
 
+    #[ORM\OneToMany(targetEntity: "App\Entity\CalendarInstance", mappedBy: 'calendar')]
+    private $instances;
+
     public function __construct()
     {
         $this->synctoken = 1;
@@ -129,4 +132,12 @@ public function removeChange(CalendarChange $change): self
 
         return $this;
     }
+
+    /**
+     * @return Collection|CalendarInstance[]
+     */
+    public function getInstances(): Collection
+    {
+        return $this->instances;
+    }
 }