protected function useCache()
    {
        // Should we use a cached version?
        if ($this->cache && $this->cacheExists()) {
            $this->templateOutput = $this->getCache();
            if ($this->templateOutput !== false) {
                return true;
            }
        }
        return false;
    }
protected function useCache()
    {
        // Should we use a cached version?
        if ($this->cache && $this->cacheExists()) {
            $this->templateOutput = $this->getCache();
            if ($this->templateOutput !== false) {
                return true;
            }
        }
        return false;
    }
protected function useCache ( ) { // Should we use a cached version? if ( $ this -> cache && $ this -> cacheExists ( ) ) { $ this -> templateOutput = $ this -> getCache ( ) ; if ( $ this -> templateOutput !== false ) { return true ; } } return false ; }
Determine if we can use a cached version of the template and if so, fetch it.

@return bool
Determine if we can use a cached version of the template and if so fetch it .