source/Application/Controller/FrontendController.php
public function getViewId()
    {
        if (isset($this->_sViewId)) {
            return $this->_sViewId;
        }

        return $this->_sViewId = $this->generateViewId();
    }
public function getViewId()
    {
        if (isset($this->_sViewId)) {
            return $this->_sViewId;
        }

        return $this->_sViewId = $this->generateViewId();
    }
public function getViewId ( ) { if ( isset ( $ this -> _sViewId ) ) { return $ this -> _sViewId ; } return $ this -> _sViewId = $ this -> generateViewId ( ) ; }
If current view ID is not set - forms and returns view ID
according to language and currency.

@return string $this->_sViewId
If current view ID is not set - forms and returns view ID according to language and currency .