CCrmSettingsRestProxy::processMethodRequest

public function processMethodRequest($name, $nameDetails, $arParams, $nav, $server)
{
	$name = mb_strtoupper($name);
	$nameSuffix = mb_strtoupper(!empty($nameDetails)? implode('_', $nameDetails) : '');
	if($name === 'MODE')
	{
		if($nameSuffix === 'GET')
		{
			return \Bitrix\Crm\Settings\Mode::getCurrent();
		}
	}

	return parent::processMethodRequest($name, $nameDetails, $arParams, $nav, $server);
}