[Yii Framework] How to get the current static page name?

By default, we can put the static pages in protected/views/site/pages.

For example, I put the static "about.php" in protected/views/site/pages.

The way of Yii to get the current name when to use in menu.

if(
    !empty(Yii::app()->controller->action->requestedView) 
                                    && "howtowork" == strtolower(Yii::app()->controller->action->requestedView))
    echo 'class="active"';