public function isWithinWeight() { $totalWeight = StoreCart::getCartWeight(); $maxWeight = $this->getMaximumWeight(); if ($max != 0) { if ($totalWeight >= $this->getMinimumWeight() && $totalWeight <= $this->getMaximumWeight()) { return true; } else { return false; } } elseif ($totalWeight >= $this->getMinimumWeight()) { return true; } else { return false; } }