CrmProducts::search

public function search($params = [])
{
	$result = [
		'ITEMS' => [],
		'ADDITIONAL_INFO' => [],
	];

	$entityOptions = (!empty($params['options']) ? $params['options'] : []);
	$requestFields = (!empty($params['requestFields']) ? $params['requestFields'] : []);
	$search = $requestFields['searchString'];
	$prefix = static::getPrefix($entityOptions);

	if (
		$search <> ''
		&& (
			empty($entityOptions['enableSearch'])
			|| $entityOptions['enableSearch'] != 'N'
		)
	)
	{
		$filter = $this->getSearchFilter($search, $entityOptions);

		if ($filter === false)
		{
			return $result;
		}

		$select = $this->getSearchSelect();
		$pricesSelect = $vatSelect = [];
		$select = CCrmProduct::distributeProductSelect($select, $pricesSelect, $vatSelect);
		$res = CCrmProduct::getList(
			$this->getSearchOrder(),
			$filter,
			$select,
			50
		);

		$products = $productsIdList = [];
		while ($productFields = $res->fetch())
		{
			foreach ($pricesSelect as $fieldName)
			{
				$productFields[$fieldName] = null;
			}
			foreach ($vatSelect as $fieldName)
			{
				$productFields[$fieldName] = null;
			}
			$productsIdList[] = $productFields['ID'];
			$products[$productFields['ID']] = $productFields;
		}

		CCrmProduct::obtainPricesVats($products, $productsIdList, $pricesSelect, $vatSelect);
		unset($productsIdList, $pricesSelect, $vatSelect);

		$resultItems = [];
		foreach ($products as $product)
		{
			$resultItems[$prefix . $product['ID']] = static::prepareEntity($product, $entityOptions);
		}

		$resultItems = $this->appendItemsByIds($resultItems, $search, $entityOptions);

		$resultItems = $this->processResultItems($resultItems, $entityOptions);

		$result["ITEMS"] = $resultItems;
	}

	return $result;
}