twitter-full-featured-extension

'twitter' => array(
                        'class' => 'application.extensions.twitter.VGTwitter', // path to the twitter extension
                        'username' => 'LOGINNAME', // login name, this is not required all the time but most api calls need this set
                        'apiCallType' => 'statuses/home_timeline', // the api call to perform, the default is set to statuses/user_timeline
                        'password' => 'PASSWORD', // password for the twitter account
                        'authenticate' => true, // if the twitter api call needs authentication then this must be set to true since by default it is set to false
                        'format' => 'rss', // default is xml so we will configure this as rss for this example
                        'postParams' => array( 'count' => 2 ) // we want only the first two results, meaning tweets
                        ),

$returned = Yii::app()->twitter->get()->getResponseData();