//YII framework路径Yii::getFrameworkPath();
//protected/runtimeYii::app()->getRuntimePath();
//在view中得到当前controller的ID方法:Yii::app()->getController()->id;
//在view中得到当前action的ID方法
Yii::app()->getController()->getAction()->id;
//yii获取ip地址Yii::app()->request->userHostAddress;
//yii判断提交方式Yii::app()->request->isPostRequest;
//得到当前域名:Yii::app()->request->hostInfo;
//得到proteced目录的物理路径Yii::app()->basePath;
//获得上一页的url以返回Yii::app()->request->urlReferrer;
//得到当前urlYii::app()->request->url;
//得到当前home urlYii::app()->homeUrl;
//得到当前return urlYii::app()->user->returnUrl;
//项目路径dirname(Yii::app()->BasePath);
//主题基础路径
Yii::app()->theme->basePath;
//主题皮肤路径
Yii::app()->theme->skinPath;
参考地址:http://www.yiiframework.com/doc/api/