Map::updateEntityMapping

static function updateEntityMapping($values, $mapEntityID, $flagKeys)
{
	$result = true;
	
	foreach ($values as $item)
	{
		$fields = array_change_key_case($item, CASE_UPPER);        // preserve low case keys
		$fields["ENTITY_ID"] = intval($mapEntityID);
		$fields["VALUE_EXTERNAL"] = strval($item["VALUE_EXTERNAL"]);
		$fields["VALUE_INTERNAL"] = strval($item["VALUE_INTERNAL"]);
		$filterToId = $fields;
		
		if ($flagKeys == "ONLY_INTERNAL")
			unset($filterToId["VALUE_EXTERNAL"]);
		if ($flagKeys == "ONLY_EXTERNAL")
			unset($filterToId["VALUE_INTERNAL"]);
		unset($filterToId["PARAMS"]);

//			get ID for current element
		$id = MapTable::getList(
			array(
				"filter" => $filterToId,
				"select" => array("ID"),
			)
		);
		$id = $id->fetch();

//			update or create element
		if ($id = $id["ID"])
		{
			$upRes = MapTable::update($id, $fields);
			if (!$upRes->isSuccess())
				$result = false;
		}
		else
		{
			$addRes = MapTable::add($fields);
			if (!$addRes->isSuccess())
				$result = false;
		}
		
	}

//		if result == false - we have problem minimum in one item, maybe in all items
	return $result;
}