added a lock when clicking on an item in the inventory, thereby preve…

…nting unauthorized players from moving items in the inventory

src/main/java/com/denisindenbom/cyberauth/listeners/PlayerListener.java

@@ -21,6 +21,8 @@
 import org.bukkit.event.entity.EntityPickupItemEvent;
 import org.bukkit.entity.EntityType;
 
+import org.bukkit.event.inventory.InventoryClickEvent;
+
 import org.bukkit.scheduler.BukkitRunnable;
 
 import com.denisindenbom.cyberauth.CyberAuth;
@@ -128,6 +130,15 @@ public void onPlayerItemDamage(@NotNull PlayerItemDamageEvent event)
         if (!userIsAuth(event.getPlayer())) event.setCancelled(true);
     }
 
+    @EventHandler
+    void onPlayerUseInventory(@NotNull InventoryClickEvent event)
+    {
+        if (!(event.getWhoClicked() instanceof Player)) return;
+
+        // check that player is authorized
+        if (!userIsAuth((Player) event.getWhoClicked())) event.setCancelled(true);
+    }
+
     @EventHandler
     public void onPlayerPickupItem(@NotNull EntityPickupItemEvent event)
     {