Yii结合CKEditor实现图片上传功能

CKEDITOR.replace( 'editor1',
{
filebrowserUploadUrl : '/uploader/upload.php',
filebrowserImageUploadUrl : '/uploader/upload.php?type=Images'
});

/**
* 保存上传的图片
*
* @return String javascript code
* @author lfyzjck
**/
public function actionImg($type,$CKEditor,$CKEditorFuncNum,$langCode = 'zh-cn')
{
if(empty($CKEditorFuncNum) || $type != 'Images'){
$this->mkhtml($CKEditorFuncNum,'','错误的函数调用');
}
if(isset($_FILES['upload'])){
//获取关于图片上传配置
$options = Options::model()->findByPk(1);
$form = new UploadForm('image',$options);
$form->upload = CUploadedFile::geTinstanceByName('upload');
if($form->validate()){
//文件名：时间+源文件名
$target_filename = date('ymd-hm',time()).$form->upload->getName();
$path = Yii::app()->basePath.'/../uploads/'.$target_filename;//图片保存路径
$form->upload->saveAs($path);
$this->mkhtml($CKEditorFuncNum,Yii::app()->baseUrl.'/uploads/'.$target_filename,"上传成功");
}
else{
$this->mkhtml($CKEditorFuncNum,$form->getError('upload'));
}
}
}
/**
* 返回CKEditor的提示信息
*
* @return void
* @author lfyzjck
**/
private function mkhtml($fn,$fileurl,$messagE)
{
$str = '';
exit($str);
}

class UploadForm extends CFormModel
{
public $upload;

private $options;
private $type;

public function __construct($type,$options){
$this->options = $options;
$this->type = $type;
}
/**
* Declares the validation rules.
* The rules state that username and password are required,
* and password needs to be authenticated.
*/
public function rules()
{
return array(
array('upload','file',
'types' => $this->options->getAttribute("allow_".$this->type."_type"),
'maxSize' => 1024 * (int)$this->options->getAttribute("allow_".$this->type."_maxsize"),
'tooLarge'=>'文件大小超过限制',
),
);
}
}