本文實(shí)例講述了Yii控制器中filter過(guò)濾器用法。分享給大家供大家參考,具體如下:
指定過(guò)濾動(dòng)作,(如下projectContext()方法在新建,列表,管理頁(yè)面調(diào)用時(shí)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(guò)濾器邏輯,定義過(guò)濾方法,過(guò)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(qǐng)求和項(xiàng)目沒(méi)找到!');
}
}
return $this->_project;
}
希望本文所述對(duì)大家基于Yii框架的PHP程序設(shè)計(jì)有所幫助。