废话不多说直接代码
model
  
public function rules()
  {
    
// NOTE: you should only define rules for those attributes that
    
// will receive user inputs.
    
return array(
      array('hits', 'numerical', 'integerOnly'=>
true),
      array('title', 'length', 'max'=>80),
      array('linkurl', 'length', 'max'=>255),
      array('imgpath','file','types'=>'jpg,gif,png','on'=>'insert'),
      array('thumb','file','types'=>'jpg,gif,png','on'=>'insert'),
      array('addtime', 'length', 'max'=>10),
      
// The following rule is used by search().
      
// Please remove those attributes that should not be searched.
      array('aid, title, linkurl, addtime, hits', 'safe', 'on'=>'search'),
    );
  }
Controller  控制器
  
public function actionCreate()
  {
    $model=
new Slide;
    
// Uncomment the following line if AJAX validation is needed
    
// $this->performAjaxValidation($model);
    
if(isset($_POST['Slide']))
    {
      $model->attributes=$_POST['Slide'];
      $model->imgpath=CUploadedFile::getInstance($model,'imgpath');
      $model->thumb=CUploadedFile::getInstance($model,'thumb');
      
if($model->imgpath)
      {
        $newimg = 'imgpath_'.time().'_'.rand(1, 9999).'.'.$model->imgpath->extensionName;
        
//根据时间戳重命名文件名,extensionName是获取文件的扩展名
        $model->imgpath->saveAs('assets/uploads/slide/'.$newimg);
        $model->imgpath = 'assets/uploads/slide/'.$newimg;
        
//将p_w_picpath属性重新命名
      }
      
if($model->thumb)
      {
        $newthumb = 'thumb_'.time().'_'.rand(1, 9999).'.'.$model->thumb->extensionName;
        $model->thumb->saveAs('assets/uploads/slide/'.$newthumb);
        $model->thumb = 'assets/uploads/slide/'.$newthumb;
      }
      $model->addtime = time();
      
if($model->save())
        $
this->redirect(array('view','id'=>$model->aid));
    }
    $
this->render('create',array(
      'model'=>$model,
    ));
  }
  
/**
    * 修改
    */
  
public function actionUpdate($id)
  {
    $model=$
this->loadModel($id);
    
// Uncomment the following line if AJAX validation is needed
    
// $this->performAjaxValidation($model);
    
if(isset($_POST['Slide']))
    {
      $model->attributes=$_POST['Slide'];
      $model->imgpath=CUploadedFile::getInstance($model,'imgpath');
      $model->thumb=CUploadedFile::getInstance($model,'thumb');
      
if($model->imgpath)
      {
        $newimg = 'imgpath_'.time().'_'.rand(1, 9999).'.'.$model->imgpath->extensionName;
        
//根据时间戳重命名文件名,extensionName是获取文件的扩展名
        $model->imgpath->saveAs('assets/uploads/slide/'.$newimg);
        $model->imgpath = 'assets/uploads/slide/'.$newimg;
        
//将p_w_picpath属性重新命名
      }
else {
        $model->imgpath = $_POST['imgpath2'];
      }
      
if($model->thumb)
      {
        $newthumb = 'thumb_'.time().'_'.rand(1, 9999).'.'.$model->thumb->extensionName;
        $model->thumb->saveAs('assets/uploads/slide/'.$newthumb);
        $model->thumb = 'assets/uploads/slide/'.$newthumb;
      }
else {
        $model->thumb = $_POST['thumb2'];
      }
      $model->addtime = time();
      
if($model->save()) {
        $
this->redirect(array('view','id'=>$model->aid));
      }
    }
    $
this->render('update',array(
      'model'=>$model,
    ));
  }
view 视图
<
?php $form=$this-
>beginWidget('CActiveForm', array(
  'id'=>'slide-form',
  'enableAjaxValidation'=>true,
  'htmlOptions'=>array('enctype'=>'multipart/form-data')
)); ?>
<
table
width
="100%"
cellspacing
="0"
class
="table_form"
>
<
tbody
>
  
<
tr
>
    
<
th
width
="100"
>广告标题：
</th>
    
<
td
>
    
<
?php echo $form-
>textField($model,'title',array('size'=>50,'maxlength'=>80)); ?>
                
<
?php echo $form-
>error($model,'title'); ?>
                
</td>
  
</tr>
  
<
tr
>
    
<
th
>链接地址：
</th>
    
<
td
>
                
<
?php echo $form-
>textField($model,'linkurl',array('size'=>50,'maxlength'=>255)); ?>
    
<
?php echo $form-
>error($model,'linkurl'); ?>
                
</td>
  
</tr>
  
</tbody>
  
</table>
<
div
style
="" id="p_w_picpathsdiv"
class
="pad-10"
>
  
<
fieldset
>
  
<
legend
>幻灯片设置
</legend>
  
<
table
width
="100%"
class
="table_form"
>
  
<
tbody
>
    
<
tr
>
        
<
th
width
="80"
>上传图片：
</th>
        
<
td
class
="y-bg"
style
="width:250px;"
>
<
?php echo CHtml::activeFileField($model,'imgpath'); ?
>
</td>
        
<
td
>
  
  
<
?php echo '<img src="'.$model-
>imgpath.'"    width="20%"/>'; ?>
        
<
?php if(!$model-
>isNewRecord){?>
        
<
input
type
="hidden"
name
="imgpath2"
id
="hiddenField"    value="<?php echo $model-
>imgpath;?>"/>
        
<
?php }?
>
                
</td>
    
</tr>
    
</tbody>
</table>
</fieldset>
</div>
<
div
id
="p_w_picpathsdiv"
class
="pad-10"
>
  
<
fieldset
>
  
<
legend
>缩略图设置
</legend>
  
<
table
width
="100%"
class
="table_form"
>
  
<
tbody
>
    
<
tr
>
        
<
th
width
="80"
>上传图片：
</th>
        
<
td
class
="y-bg"
style
="width:250px;"
>
<
?php echo CHtml::activeFileField($model,'thumb'); ?
>
</td>
        
<
td
>
  
<
?php echo '<img src="'.$model-
>thumb.'" />'; ?>
        
<
?php if(!$model-
>isNewRecord){?>
        
<
input
type
="hidden"
name
="thumb2"
id
="hiddenField"    value="<?php echo $model-
>thumb;?>"/>
        
<
?php }?
>
        
</td>
    
</tr>
    
</tbody>
</table>
</fieldset>
</div>
<
div
style
="margin-left:10px; line-height:30px;"
class
="bk15"
>
<
?php echo CHtml::submitButton($model-
>isNewRecord ? '确定' : '修改',array('class'=>'button')); ?>
<
?php $this-
>endWidget(); ?>