CIBlockResult::Fetch

function Fetch()
{
	/** @global CDatabase $DB */
	global $DB;
	$res = parent::Fetch();

	if(!isset($this) || !is_object($this))
		return $res;

	if($res)
	{
		$arUpdate = array();
		if(!empty($this->arIBlockLongProps) && is_array($this->arIBlockLongProps))
		{
			foreach($res as $k=>$v)
			{
				if(preg_match("#^ALIAS_(\d+)_(.*)$#", $k, $match))
				{
					$res[$this->arIBlockLongProps[$match[1]].$match[2]] = $v;
					unset($res[$k]);
				}
			}
		}

		if(
			isset($res["IBLOCK_ID"])
			&& $res["IBLOCK_ID"] != $this->_LAST_IBLOCK_ID
			&& defined("BX_COMP_MANAGED_CACHE")
		)
		{
			CIBlock::registerWithTagCache($res["IBLOCK_ID"]);
			$this->_LAST_IBLOCK_ID = $res["IBLOCK_ID"];
		}

		if(isset($res["ID"]) && $res["ID"] != "" && !empty($this->arIBlockMultProps) && is_array($this->arIBlockMultProps))
		{
			foreach($this->arIBlockMultProps as $field_name => $db_prop)
			{
				if(array_key_exists($field_name, $res))
				{
					if(is_object($res[$field_name]))
						$res[$field_name]=$res[$field_name]->load();

					if(preg_match("/(_VALUE)$/", $field_name))
					{
						$descr_name = preg_replace("/(_VALUE)$/", "_DESCRIPTION", $field_name);
						$value_id_name = preg_replace("/(_VALUE)$/", "_PROPERTY_VALUE_ID", $field_name);;
					}
					else
					{
						$descr_name = preg_replace("/^(PROPERTY_)/", "DESCRIPTION_", $field_name);
						$value_id_name = preg_replace("/^(PROPERTY_)/", "PROPERTY_VALUE_ID_", $field_name);
					}

					$update = false;
					if ($res[$field_name] == '')
					{
						$update = true;
					}
					else
					{
						$tmp = unserialize($res[$field_name], ['allowed_classes' => false]);
						if (!isset($tmp['ID']))
							$update = true;
					}
					if ($update)
					{
						$strSql = "
							SELECT ID, VALUE, DESCRIPTION
							FROM b_iblock_element_prop_m".$db_prop["IBLOCK_ID"]."
							WHERE
								IBLOCK_ELEMENT_ID = ".intval($res["ID"])."
								AND IBLOCK_PROPERTY_ID = ".intval($db_prop["ORIG_ID"])."
							ORDER BY ID
						";
						$rs = $DB->Query($strSql);
						$res[$field_name] = array();
						$res[$descr_name] = array();
						$res[$value_id_name] = array();
						while($ar=$rs->Fetch())
						{
							$res[$field_name][]=$ar["VALUE"];
							$res[$descr_name][]=$ar["DESCRIPTION"];
							$res[$value_id_name][] = $ar['ID'];
						}
						$arUpdate["b_iblock_element_prop_s".$db_prop["IBLOCK_ID"]]["PROPERTY_".$db_prop["ORIG_ID"]] = serialize(array("VALUE"=>$res[$field_name],"DESCRIPTION"=>$res[$descr_name],"ID"=>$res[$value_id_name]));
					}
					else
					{
						$res[$field_name] = $tmp["VALUE"];
						$res[$descr_name] = $tmp["DESCRIPTION"];
						$res[$value_id_name] = $tmp["ID"];
					}

					if(is_array($res[$field_name]) && $db_prop["PROPERTY_TYPE"]=="L")
					{
						$arTemp = array();
						foreach($res[$field_name] as $key=>$val)
						{
							$arEnum = CIBlockPropertyEnum::GetByID($val);
							if($arEnum!==false)
								$arTemp[$val] = $arEnum["VALUE"];
						}
						$res[$field_name] = $arTemp;
					}
				}
			}

			if (!empty($arUpdate))
			{
				$pool = BitrixMainApplication::getInstance()->getConnectionPool();
				$pool->useMasterOnly(true);
				foreach ($arUpdate as $strTable => $arFields)
				{
					$strUpdate = $DB->PrepareUpdate($strTable, $arFields);
					if ($strUpdate != "")
					{
						$strSql = "UPDATE ".$strTable." SET ".$strUpdate." WHERE IBLOCK_ELEMENT_ID = ".intval($res["ID"]);
						$DB->QueryBind($strSql, $arFields);
					}
				}
				$pool->useMasterOnly(false);
				unset($pool);
			}
		}
		if(!empty($this->arIBlockConvProps) && is_array($this->arIBlockConvProps))
		{
			foreach($this->arIBlockConvProps as $strFieldName=>$arCallback)
			{
				if(is_array($res[$strFieldName]))
				{
					foreach($res[$strFieldName] as $key=>$value)
					{
						$arValue = call_user_func_array(
							$arCallback['ConvertFromDB'],
							[
								$arCallback['PROPERTY'],
								[
									'VALUE' => $value,
									'DESCRIPTION' => '',
								]
							]
						);
						$res[$strFieldName][$key] = $arValue['VALUE'] ?? null;
					}
				}
				else
				{
					$arValue = call_user_func_array(
						$arCallback['ConvertFromDB'],
						[
							$arCallback['PROPERTY'],
							[
								'VALUE' => $res[$strFieldName],
								'DESCRIPTION' => '',
							]
						]
					);
					$res[$strFieldName] = $arValue['VALUE'] ?? null;
				}
			}
		}
		if(!empty($this->arIBlockNumProps) && is_array($this->arIBlockNumProps))
		{
			foreach($this->arIBlockNumProps as $field_name => $db_prop)
			{
				if($res[$field_name] <> '')
					$res[$field_name] = htmlspecialcharsex(CIBlock::NumberFormat($res[$field_name]));
			}
		}
		if (isset($res["UC_ID"]))
		{
			$res["CREATED_BY_FORMATTED"] = CUser::FormatName($this->nameTemplate, array(
				"NAME" => $res["UC_NAME"],
				"LAST_NAME" => $res["UC_LAST_NAME"],
				"SECOND_NAME" => $res["UC_SECOND_NAME"],
				"EMAIL" => $res["UC_EMAIL"],
				"ID" => $res["UC_ID"],
				"LOGIN" => $res["UC_LOGIN"],
			), true, false);
			unset($res["UC_NAME"]);
			unset($res["UC_LAST_NAME"]);
			unset($res["UC_SECOND_NAME"]);
			unset($res["UC_EMAIL"]);
			unset($res["UC_ID"]);
			unset($res["UC_LOGIN"]);
		}
		unset($arUpdate);
	}
	elseif(
		defined("BX_COMP_MANAGED_CACHE")
		&& $this->_LAST_IBLOCK_ID == ""
		&& count($this->_FILTER_IBLOCK_ID)
	)
	{
		foreach($this->_FILTER_IBLOCK_ID as $iblock_id => $t)
			CIBlock::registerWithTagCache($iblock_id);
	}

	return $res;
}