twitter( Option::get( 'twitter_id' ) ) . "\n"; } } else { echo $this->twitter( Option::get( 'twitter_id' ) ) . "\n"; } } if ( atp__fs()->can_use_premium_code__premium_only() && Option::check( 'twitter_id' ) ) { echo $this->twitter_event(); } } protected function twitter( $tag ) { $tag = esc_js( $tag ); return ""; } protected function twitter_event() { return; } } $TrackingControllers = new TrackingController();