yii active data provider

Yii-CActiveDataProvider.php

<?php
$dataProvider=new CActiveDataProvider('Post', array(
    'criteria'=>array(
        'condition'=>'status=1',
        'order'=>'create_time DESC',
        'with'=>array('author'),
    ),
    'pagination'=>array(
        'pageSize'=>20,
    ),
));

  $this->render('index', array('dataProvider' => $dataProvider));
  
// $dataProvider->getData() will return a list of Post objects

// view/index.php
?>
<?php $this->widget('zii.widgets.CListView', array(
	'dataProvider'=>$dataProvider,
	'itemView'=>'_view',
)); ?>
<?php
// _view.php



?>

<div class="view">
    
        
        <?php echo CHtml::image($data->getCoverImage()); ?>
    
        <?php echo CHtml::encode($data->publishedtext); ?>
    	<br />
	<?php echo CHtml::link(CHtml::encode($data->property_name), array('update', 'id'=>$data->id)); ?>
	<br />

	<b><?php echo CHtml::encode($data->getAttributeLabel('user_id')); ?>:</b>
	<?php echo CHtml::encode($data->username); ?>
	<br />

	
    
</div>