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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\Catalog\Block\Product\ProductList;
use Magento\Catalog\Block\Product\AbstractProduct;
use Magento\Catalog\Block\Product\Context;
use Magento\Catalog\Model\Product;
use Magento\Catalog\Model\Product\Visibility as ProductVisibility;
use Magento\Catalog\Model\ResourceModel\Product\Collection;
use Magento\Checkout\Model\ResourceModel\Cart as CartResourceModel;
use Magento\Checkout\Model\Session as CheckoutSession;
use Magento\Framework\DataObject;
use Magento\Framework\DataObject\IdentityInterface;
use Magento\Framework\Module\Manager;
/**
* Catalog product upsell items block
*
* @api
* @SuppressWarnings(PHPMD.LongVariable)
* @since 100.0.2
*/
class Upsell extends AbstractProduct implements IdentityInterface
{
/**
* @var int
*/
protected $_columnCount = 4;
/**
* @var DataObject[]
*/
protected $_items;
/**
* @var Collection
*/
protected $_itemCollection;
/**
* @var array
*/
protected $_itemLimits = [];
/**
* Checkout session
*
* @var CheckoutSession
*/
protected $_checkoutSession;
/**
* Catalog product visibility
*
* @var ProductVisibility
*/
protected $_catalogProductVisibility;
/**
* Checkout cart
*
* @var CartResourceModel
*/
protected $_checkoutCart;
/**
* @var Manager
*/
protected $moduleManager;
/**
* @param Context $context
* @param CartResourceModel $checkoutCart
* @param ProductVisibility $catalogProductVisibility
* @param CheckoutSession $checkoutSession
* @param Manager $moduleManager
* @param array $data
*/
public function __construct(
Context $context,
CartResourceModel $checkoutCart,
ProductVisibility $catalogProductVisibility,
CheckoutSession $checkoutSession,
Manager $moduleManager,
array $data = []
) {
$this->_checkoutCart = $checkoutCart;
$this->_catalogProductVisibility = $catalogProductVisibility;
$this->_checkoutSession = $checkoutSession;
$this->moduleManager = $moduleManager;
parent::__construct($context, $data);
}
/**
* Prepare data
*
* @return $this
*/
protected function _prepareData()
{
$product = $this->getProduct();
/* @var $product Product */
$this->_itemCollection = $product->getUpSellProductCollection()->setPositionOrder()->addStoreFilter();
if ($this->moduleManager->isEnabled('Magento_Checkout')) {
$this->_addProductAttributesAndPrices($this->_itemCollection);
}
$this->_itemCollection->setVisibility($this->_catalogProductVisibility->getVisibleInCatalogIds());
$this->_itemCollection->load();
/**
* Updating collection with desired items
*/
$this->_eventManager->dispatch(
'catalog_product_upsell',
['product' => $product, 'collection' => $this->_itemCollection, 'limit' => null]
);
foreach ($this->_itemCollection as $product) {
$product->setDoNotUseCategoryId(true);
}
return $this;
}
/**
* Before to html handler
*
* @return $this
*/
protected function _beforeToHtml()
{
$this->_prepareData();
return parent::_beforeToHtml();
}
/**
* Get items collection
*
* @return Collection
*/
public function getItemCollection()
{
/**
* getIdentities() depends on _itemCollection populated, but it can be empty if the block is hidden
* @see https://github.com/magento/magento2/issues/5897
*/
if ($this->_itemCollection === null) {
$this->_prepareData();
}
return $this->_itemCollection;
}
/**
* Get collection items
*
* @return \Magento\Framework\DataObject[]
*/
public function getItems()
{
if ($this->_items === null) {
$this->_items = $this->getItemCollection()->getItems();
}
return $this->_items;
}
/**
* Get row count
*
* @return float
*/
public function getRowCount()
{
return ceil(count($this->getItemCollection()->getItems()) / $this->getColumnCount());
}
/**
* Set column count
*
* @param string $columns
* @return $this
*/
public function setColumnCount($columns)
{
if ((int)$columns > 0) {
$this->_columnCount = (int)$columns;
}
return $this;
}
/**
* Get column count
*
* @return int
*/
public function getColumnCount()
{
return $this->_columnCount;
}
/**
* Reset items iterator
*
* @return void
*/
public function resetItemsIterator()
{
$this->getItems();
reset($this->_items);
}
/**
* Get iterable item
*
* @return mixed
*/
public function getIterableItem()
{
$item = current($this->_items);
next($this->_items);
return $item;
}
/**
* Set how many items we need to show in upsell block
*
* Notice: this parameter will be also applied
*
* @param string $type
* @param int $limit
* @return \Magento\Catalog\Block\Product\ProductList\Upsell
*/
public function setItemLimit($type, $limit)
{
if ((int)$limit > 0) {
$this->_itemLimits[$type] = (int)$limit;
}
return $this;
}
/**
* Get item limit
*
* @param string $type
* @return array|int
*/
public function getItemLimit($type = '')
{
if ($type == '') {
return $this->_itemLimits;
}
if (isset($this->_itemLimits[$type])) {
return $this->_itemLimits[$type];
}
return 0;
}
/**
* Return identifiers for produced content
*
* @return array
*/
public function getIdentities()
{
$identities = [];
foreach ($this->getItems() as $item) {
$identities[] = $item->getIdentities();
}
return array_merge([], ...$identities);
}
}