/**
* @return \Magento\Catalog\Model\Resource\Product\Collection
*/
public function getProductsCollection()
{
/* @var $product \Magento\Catalog\Model\Product */
$product = $this->productFactory->create();
/* @var $collection \Magento\Catalog\Model\Resource\Product\Collection */
$collection = $product->getCollection();
/** @var $resourceStock \Magento\CatalogInventory\Model\Resource\Stock */
$resourceStock = $this->stockFactory->create();
$resourceStock->addLowStockFilter($collection, ['qty', 'notify_stock_qty', 'low_stock_date', 'use_config' => 'use_config_notify_stock_qty']);
$collection->addAttributeToSelect('name', true)->addAttributeToFilter('status', ['in' => $this->productStatus->getVisibleStatusIds()])->setOrder('low_stock_date');
$this->eventManager->dispatch('rss_catalog_notify_stock_collection_select', ['collection' => $collection]);
return $collection;
}
protected function setUp()
{
$this->product = $this->getMock('Magento\\Catalog\\Model\\Product', [], [], '', false);
$this->productFactory = $this->getMock('Magento\\Catalog\\Model\\ProductFactory', ['create'], [], '', false);
$this->productFactory->expects($this->any())->method('create')->will($this->returnValue($this->product));
$this->stock = $this->getMock('Magento\\CatalogInventory\\Model\\Resource\\Stock', [], [], '', false);
$this->stockFactory = $this->getMock('Magento\\CatalogInventory\\Model\\Resource\\StockFactory', ['create'], [], '', false);
$this->stockFactory->expects($this->any())->method('create')->will($this->returnValue($this->stock));
$this->status = $this->getMock('Magento\\Catalog\\Model\\Product\\Attribute\\Source\\Status');
$this->eventManager = $this->getMock('Magento\\Framework\\Event\\Manager', [], [], '', false);
$this->objectManagerHelper = new ObjectManagerHelper($this);
$this->notifyStock = $this->objectManagerHelper->getObject('Magento\\Catalog\\Model\\Rss\\Product\\NotifyStock', ['productFactory' => $this->productFactory, 'stockFactory' => $this->stockFactory, 'productStatus' => $this->status, 'eventManager' => $this->eventManager]);
}
/**
* Render RSS
*
* @return string
*/
protected function _toHtml()
{
$newUrl = $this->getUrl('rss/catalog/notifystock', array('_secure' => true, '_nosecret' => true));
$title = __('Low Stock Products');
/** @var $rssObj \Magento\Rss\Model\Rss */
$rssObj = $this->_rssFactory->create();
$rssObj->_addHeader(array('title' => $title, 'description' => $title, 'link' => $newUrl, 'charset' => 'UTF-8'));
$globalNotifyStockQty = (double) $this->_scopeConfig->getValue(\Magento\CatalogInventory\Model\Stock\Item::XML_PATH_NOTIFY_STOCK_QTY, \Magento\Store\Model\ScopeInterface::SCOPE_STORE);
/* @var $product \Magento\Catalog\Model\Product */
$product = $this->_productFactory->create();
/* @var $collection \Magento\Catalog\Model\Resource\Product\Collection */
$collection = $product->getCollection();
/** @var $resourceStock \Magento\CatalogInventory\Model\Resource\Stock */
$resourceStock = $this->_stockFactory->create();
$resourceStock->addLowStockFilter($collection, array('qty', 'notify_stock_qty', 'low_stock_date', 'use_config' => 'use_config_notify_stock_qty'));
$collection->addAttributeToSelect('name', true)->addAttributeToFilter('status', array('in' => $this->_productStatus->getVisibleStatusIds()))->setOrder('low_stock_date');
$this->_eventManager->dispatch('rss_catalog_notify_stock_collection_select', array('collection' => $collection));
/*
using resource iterator to load the data one by one
instead of loading all at the same time. loading all data at the same time can cause the big memory allocation.
*/
$this->_resourceIterator->walk($collection->getSelect(), array(array($this, 'addNotifyItemXmlCallback')), array('rssObj' => $rssObj, 'product' => $product, 'globalQty' => $globalNotifyStockQty));
return $rssObj->createRssXml();
}
