本文實例講述了Yii控制器中filter過濾器用法。分享給大家供大家參考,具體如下:
指定過濾動作,(如下projectContext()方法在新建,列表,管理頁面調用時使用)
public function filters(){ return array( 'accessControl', // perform access control for CRUD operations 'postOnly + delete', // we only allow deletion via POST request 'projectContext +create index admin', );}
添加一些過濾器邏輯,定義過濾方法,過濾方法前必加filter
public function filterProjectContext($filterChain){ $prijectId = null; if(isset($_POST['pid'])){ $projectId = $_POST['pid']; }elseif(isset($_GET['pid'])){ $projectId = $_GET['pid']; } $this->loadProject($projectId); $filterChain->run();}public function loadProject($projectid){ if($this->_project === null){ $this->_project = Project::model()->findbyPK($projectid); if($this->_project === null){ throw new CHttpException(404,'請求和項目沒找到!'); } } return $this->_project;}
希望本文所述對大家基于Yii框架的PHP程序設計有所幫助。
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