CPhotogalleryElement::OnAfterIBlockElementAdd

static function OnAfterIBlockElementAdd($res)
{
	$ID = doubleval($res["ID"] ?? null);
	if (CPhotogalleryElement::CheckElement($ID, $arElement, $arSection, $arGallery))
	{
		$GLOBALS["UF_GALLERY_SIZE"] = $GLOBALS["PHOTOGALLERY_VARS"]["arGalleries"][$arGallery["ID"]]["UF_GALLERY_SIZE"] = (doubleval($arGallery["UF_GALLERY_SIZE"]) + $arElement["FILE"]["FILE_SIZE"]); 
		$arFields = array(
			"IBLOCK_ID" => $arElement["IBLOCK_ID"], 
			"UF_GALLERY_SIZE" => $GLOBALS["UF_GALLERY_SIZE"]);
		$bs = new CIBlockSection;
		$GLOBALS["USER_FIELD_MANAGER"]->EditFormAddFields("IBLOCK_".$arElement["IBLOCK_ID"]."_SECTION", $arFields);
		$res = $bs->Update($arGallery["ID"], $arFields, false, false);
	}
	return true;
}