Yii Framework: pagination and searching

Hoge.php

<?php
class Hoge extends CActiveRecord
{
    ...
    /**
     * Gets the all models.
     * @param string $q
     * @return array
     */
    public function getAll($q)
    {
        $c = new CDbCriteria;
        $c->addSearchCondition('t.fuga', $q);
        $c->order = 't.id DESC';
        
        $pages = new CPagination($this->count($c));
        $pages->pageSize = 5;
        $pages->applyLimit($c);
        $pages->params = $q ? compact('q') : null;
        
        return array(
            $pages,
            $this->findAll($c),
        );
    }
}

HogeController.php

<?php
class HogeController extends Controller
{
    /**
     * Lists all models.
     */
    public function actionIndex()
    {
        $q = trim(mb_convert_kana(Yii::app()->request->getParam('q'), 's', 'UTF-8');
        list($pages, $models) = Hoge::model()->getAll($q);
        
        $this->render('index', compact('q', 'pages', 'models'));
    }

index.php

<div class="form">
    <?php echo CHtml::form($this->createUrl($this->route)); ?> 

    <div class="row">
        キーワード検索<br />
        ( 入力後「Enterキー」を押してください )<br />
        <?php echo CHtml::textField('q', $q); ?> 
    </div><!-- /.row -->

    <?php echo CHtml::endForm(); ?>
</div><!-- /.form -->

<?php $this->widget('CLinkPager', compact('pages')); ?> 
<?php echo CHtml::encode('結果数: ' . $pages->itemCount . '件'); ?> 

<?php foreach ($models as $model): ?>
<div class="view">
    <?php echo CHtml::encode($model->fuga); ?> 
    <?php echo CHtml::encode($model->piyo); ?>
</div><!-- /.new -->
<?php endforeach; ?>