DVDoug\BoxPacker\Packer::pack PHP Method

    public function pack()
    {
        $packedBoxes = $this->doVolumePacking();
        //If we have multiple boxes, try and optimise/even-out weight distribution
        if ($packedBoxes->count() > 1) {
            $redistributor = new WeightRedistributor($this->boxes);
            $redistributor->setLogger($this->logger);
            $packedBoxes = $redistributor->redistributeWeight($packedBoxes);
        }
        $this->logger->log(LogLevel::INFO, "packing completed, {$packedBoxes->count()} boxes");
        return $packedBoxes;
    }

 /**
  * @return \DVDoug\BoxPacker\PackedBoxList
  */
 public function getPackages()
 {
     $packer = new ClerkPacker();
     $boxes = StoreClerkPackage::getPackages();
     foreach ($boxes as $box) {
         $packer->addBox($box);
     }
     $cartItems = StoreCart::getCart();
     foreach ($cartItems as $cartItem) {
         $product = StoreProduct::getByID((int) $cartItem['product']['pID']);
         $description = $product->getProductName();
         $width = StoreCalculator::convertToMM($product->getDimensions('w'));
         $length = StoreCalculator::convertToMM($product->getDimensions('l'));
         $depth = StoreCalculator::convertToMM($product->getDimensions('h'));
         $weight = StoreCalculator::convertToGrams($product->getProductWeight());
         $packer->addItem(new StoreClerkItem($description, $width, $length, $depth, $weight));
         //TODO: If an item doesn't fit in any box, make it it's own box.
     }
     return $packer->pack();
 }