DenyPickupWeaponTwice

class DenyPickupWeaponTwice extends Mutator;

function bool HandlePickupQuery(Pawn Other, Inventory item, out byte bAllowPickup) {
    Local Weapon weap;
    if (item.isA('Weapon')) {
        weap = Weapon(Other.FindInventoryType(item.Class));
        if (weap != None) {
            if (!item.isA('WarHeadLauncher') || (weap.AmmoType != None &&
                weap.AmmoType.AmmoAmount == weap.AmmoType.MaxAmmo)) {
                // block pickup
                bAllowPickup = 0;
                return true;
            }
        }
    }
   if ( NextMutator != None )
      return NextMutator.HandlePickupQuery(Other, item, bAllowPickup);
   return false;
}