private function processDemo($package)
    {
        $demo_dir = $this->destination . DS . $package->install_path . DS . '_demo';
        if (file_exists($demo_dir)) {
            $this->demo_processing[] = $package;
        }
    }
private function processDemo($package)
    {
        $demo_dir = $this->destination . DS . $package->install_path . DS . '_demo';
        if (file_exists($demo_dir)) {
            $this->demo_processing[] = $package;
        }
    }
private function processDemo ( $ package ) { $ demo_dir = $ this -> destination . DS . $ package -> install_path . DS . '_demo' ; if ( file_exists ( $ demo_dir ) ) { $ this -> demo_processing [ ] = $ package ; } }
Add package to the queue to process the demo content, if demo content exists

@param Package $package
Add package to the queue to process the demo content if demo content exists