AbstractItems.php

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<?php
namespace Magento\Sales\Block\Adminhtml\Items;

use Magento\Sales\Model\Order;
use Magento\Sales\Model\Order\Creditmemo\Item;

class AbstractItems extends \Magento\Backend\Block\Template
{
    const DEFAULT_TYPE = 'default';

    protected $_columnRenders = [];

    protected $_canEditQty;

    protected $_coreRegistry;

    protected $stockRegistry;

    protected $stockConfiguration;

    public function __construct(
        \Magento\Backend\Block\Template\Context $context,
        \Magento\CatalogInventory\Api\StockRegistryInterface $stockRegistry,
        \Magento\CatalogInventory\Api\StockConfigurationInterface $stockConfiguration,
        \Magento\Framework\Registry $registry,
        array $data = []
    ) {
        $this->stockRegistry = $stockRegistry;
        $this->stockConfiguration = $stockConfiguration;
        $this->_coreRegistry = $registry;
        parent::__construct($context, $data);
    }

    public function setColumnRenders(array $blocks)
    {
        foreach ($blocks as $blockName) {
            $block = $this->getLayout()->getBlock($blockName);
            if ($block->getRenderedBlock() === null) {
                $block->setRenderedBlock($this);
            }
            $this->_columnRenders[$blockName] = $block;
        }
        return $this;
    }

    public function getItemRenderer($type)
    {
        $renderer = $this->getChildBlock($type) ?: $this->getChildBlock(self::DEFAULT_TYPE);
        if (!$renderer instanceof \Magento\Framework\View\Element\BlockInterface) {
            throw new \RuntimeException('Renderer for type "' . $type . '" does not exist.');
        }
        $renderer->setColumnRenders($this->getLayout()->getGroupChildNames($this->getNameInLayout(), 'column'));

        return $renderer;
    }

    public function getColumnRenderer($column, $compositePart = '')
    {
        $column = 'column_' . $column;
        if (isset($this->_columnRenders[$column . '_' . $compositePart])) {
            $column .= '_' . $compositePart;
        }
        if (!isset($this->_columnRenders[$column])) {
            return false;
        }
        return $this->_columnRenders[$column];
    }

    public function getItemHtml(\Magento\Framework\DataObject $item)
    {
        if ($item->getOrderItem()) {
            $type = $item->getOrderItem()->getProductType();
        } else {
            $type = $item->getProductType();
        }

        return $this->getItemRenderer($type)->setItem($item)->setCanEditQty($this->canEditQty())->toHtml();
    }

    public function getItemExtraInfoHtml(\Magento\Framework\DataObject $item)
    {
        $extraInfoBlock = $this->getChildBlock('order_item_extra_info');
        if ($extraInfoBlock) {
            return $extraInfoBlock->setItem($item)->toHtml();
        }
        return '';
    }

    public function getColumnHtml(\Magento\Framework\DataObject $item, $column, $field = null)
    {
        if ($item->getOrderItem()) {
            $block = $this->getColumnRenderer($column, $item->getOrderItem()->getProductType());
        } else {
            $block = $this->getColumnRenderer($column, $item->getProductType());
        }

        if ($block) {
            $block->setItem($item);
            if ($field !== null) {
                $block->setField($field);
            }
            return $block->toHtml();
        }
        return '&nbsp;';
    }

    public function getCreditmemo()
    {
        return $this->_coreRegistry->registry('current_creditmemo');
    }

    public function getOrder()
    {
        if ($this->hasOrder()) {
            return $this->getData('order');
        }
        if ($this->_coreRegistry->registry('current_order')) {
            return $this->_coreRegistry->registry('current_order');
        }
        if ($this->_coreRegistry->registry('order')) {
            return $this->_coreRegistry->registry('order');
        }
        if ($this->getInvoice()) {
            return $this->getInvoice()->getOrder();
        }
        if ($this->getCreditmemo()) {
            return $this->getCreditmemo()->getOrder();
        }
        if ($this->getItem()->getOrder()) {
            return $this->getItem()->getOrder();
        }

        throw new \Magento\Framework\Exception\LocalizedException(__('We can\'t get the order instance right now.'));
    }

    public function getPriceDataObject()
    {
        $obj = $this->getData('price_data_object');
        if ($obj === null) {
            return $this->getOrder();
        }
        return $obj;
    }

    public function displayPriceAttribute($code, $strong = false, $separator = '<br />')
    {
        if ($code == 'tax_amount' && $this->getOrder()->getRowTaxDisplayPrecision()) {
            return $this->displayRoundedPrices(
                $this->getPriceDataObject()->getData('base_' . $code),
                $this->getPriceDataObject()->getData($code),
                $this->getOrder()->getRowTaxDisplayPrecision(),
                $strong,
                $separator
            );
        } else {
            return $this->displayPrices(
                $this->getPriceDataObject()->getData('base_' . $code),
                $this->getPriceDataObject()->getData($code),
                $strong,
                $separator
            );
        }
    }

    public function displayPrices($basePrice, $price, $strong = false, $separator = '<br />')
    {
        return $this->displayRoundedPrices($basePrice, $price, 2, $strong, $separator);
    }

    public function displayRoundedPrices($basePrice, $price, $precision = 2, $strong = false, $separator = '<br />')
    {
        if ($this->getOrder()->isCurrencyDifferent()) {
            $res = '';
            $res .= $this->getOrder()->formatBasePricePrecision($basePrice, $precision);
            $res .= $separator;
            $res .= $this->getOrder()->formatPricePrecision($price, $precision, true);
        } else {
            $res = $this->getOrder()->formatPricePrecision($price, $precision);
            if ($strong) {
                $res = '<strong>' . $res . '</strong>';
            }
        }
        return $res;
    }

    public function displayTaxCalculation(\Magento\Framework\DataObject $item)
    {
        if ($item->getTaxPercent() && $item->getTaxString() == '') {
            $percents = [$item->getTaxPercent()];
        } elseif ($item->getTaxString()) {
            $percents = explode(\Magento\Tax\Model\Config::CALCULATION_STRING_SEPARATOR, $item->getTaxString());
        } else {
            return '0%';
        }

        foreach ($percents as &$percent) {
            $percent = sprintf('%.2f%%', $percent);
        }
        return implode(' + ', $percents);
    }

    public function displayTaxPercent(\Magento\Framework\DataObject $item)
    {
        if ($item->getTaxPercent()) {
            return sprintf('%s%%', $item->getTaxPercent() + 0);
        } else {
            return '0%';
        }
    }

    public function canCreateShipment()
    {
        foreach ($this->getInvoice()->getAllItems() as $item) {
            if ($item->getOrderItem()->getQtyToShip()) {
                return true;
            }
        }
        return false;
    }

    public function setCanEditQty($value)
    {
        $this->_canEditQty = $value;
        return $this;
    }

    public function canEditQty()
    {
        if ($this->_canEditQty !== null) {
            return $this->_canEditQty;
        }

        if ($this->getOrder()->getForcedShipmentWithInvoice()
            && ($this->canShipPartially($this->getOrder()) || $this->canShipPartiallyItem($this->getOrder()))
        ) {
            return false;
        }
        if ($this->getOrder()->getPayment()->canCapture()) {
            return $this->getOrder()->getPayment()->canCapturePartial();
        }
        return true;
    }

    public function canCapture()
    {
        if ($this->_authorization->isAllowed('Magento_Sales::capture')) {
            return $this->getInvoice()->canCapture();
        }
        return false;
    }

    public function formatPrice($price)
    {
        return $this->getOrder()->formatPrice($price);
    }

    public function getSource()
    {
        return $this->getInvoice();
    }

    public function getInvoice()
    {
        return $this->_coreRegistry->registry('current_invoice');
    }

    public function canReturnToStock($store = null)
    {
        return $this->stockConfiguration->canSubtractQty($store);
    }

    public function canReturnItemToStock($item = null)
    {
        if (null !== $item) {
            if (!$item->hasCanReturnToStock()) {
                $stockItem = $this->stockRegistry->getStockItem(
                    $item->getOrderItem()->getProductId(),
                    $item->getOrderItem()->getStore()->getWebsiteId()
                );
                $item->setCanReturnToStock($stockItem->getManageStock());
            }
            return $item->getCanReturnToStock();
        }

        return $this->canReturnToStock();
    }

    public function canParentReturnToStock($item = null)
    {
        if ($item !== null) {
            if ($item->getCreditmemo()->getOrder()->hasCanReturnToStock()) {
                return $item->getCreditmemo()->getOrder()->getCanReturnToStock();
            }
        } elseif ($this->getOrder()->hasCanReturnToStock()) {
            return $this->getOrder()->getCanReturnToStock();
        }
        return $this->canReturnToStock();
    }

    public function canShipPartially($order = null)
    {
        if ($order === null || !$order instanceof Order) {
            $order = $this->_coreRegistry->registry('current_shipment')->getOrder();
        }
        $value = $order->getCanShipPartially();
        if ($value !== null && !$value) {
            return false;
        }
        return true;
    }

    public function canShipPartiallyItem($order = null)
    {
        if ($order === null || !$order instanceof Order) {
            $order = $this->_coreRegistry->registry('current_shipment')->getOrder();
        }
        $value = $order->getCanShipPartiallyItem();
        if ($value !== null && !$value) {
            return false;
        }
        return true;
    }

    public function isShipmentRegular()
    {
        if (!$this->canShipPartiallyItem() || !$this->canShipPartially()) {
            return false;
        }
        return true;
    }
}