productsdelete.php

<?php
 
namespace Bitrix\Sale\TradingPlatform\Vk\Feed\Data\Processors;
 
use Bitrix\Sale\TradingPlatform\Vk\Api\ApiHelper;
use Bitrix\Sale\TradingPlatform\Vk;
use Bitrix\Sale\TradingPlatform\Timer;
use Bitrix\Sale\TradingPlatform\TimeIsOverException;
 
class ProductsDelete extends DataProcessor
{
    public function process($data = NULL, Timer $timer = NULL)
    {
        $apiHelper = new ApiHelper($this->exportId);
        
        $productsFromVk = $apiHelper->getProductsFromVk($this->vkGroupId);
        $productsMapped = Vk\Map::getMappedProducts($this->exportId);
 
//      remove from mapping products which not exist in VK
        $productsMappedToRemove = array();
        foreach ($productsMapped as $key => $productMapped)
        {
            if (!isset($productsFromVk[$productMapped["VK_ID"]]))
            {
                $productsMappedToRemove[] = array("VALUE_EXTERNAL" => $productMapped["VK_ID"]);
                unset($productsMapped[$key]);
            }
        }
//      remove not exists in VK items
        if (!empty($productsMappedToRemove))
            Vk\Map::removeProductMapping($productsMappedToRemove, $this->exportId);
 
//      In delete procedure we not need http file upload.
//      It means that we can not limit max items by settings and using max possible count.
        $productsMapped = array_chunk($productsMapped, Vk\Vk::MAX_EXECUTION_ITEMS);    // max 25 items in execute()
        foreach ($productsMapped as $chunk)
        {
            $resDelete = $this->executer->executeMarketProductDelete(array(
                "owner_id" => $this->vkGroupId,
                "data" => $chunk,
                "count" => count($chunk),
            ));
 
            foreach ($resDelete as $res)
            {
                if ($res["flag_product_delete_result"])
                    $productsMappedToRemove[] = array("VALUE_EXTERNAL" => $res["VK_ID"]);
            }
 
            // remove success deleted items
            if (!empty($productsMappedToRemove))
                Vk\Map::removeProductMapping($productsMappedToRemove, $this->exportId);
 
//          abstract start position - only for continue export, not for rewind to position
            if ($timer !== NULL && !$timer->check())
                throw new TimeIsOverException("Timelimit for export is over", '1');
        }
 
//      remove products from cache
        $vkExportedData = new Vk\VkExportedData($this->exportId, 'PRODUCTS');
        $vkExportedData->removeData();
 
        return true;
    }
 
 
}