Yii中特殊行为ActionFilter的使用方法示例

<?php

namespace appfilters;

use yiibaseActionFilter;

class LoggingFilter extends ActionFilter
{
 public function beforeAction($action)
 {
  parent::beforeAction($action);

  // To do something
  printf('This is a logging for %sbeforeAction.%s', $this->getActionId($action), PHP_EOL);

  return true;
 }

 public function afterAction($action, $result)
 {
  parent::afterAction($action, $result);

  // To do something
  printf('This is a logging for %safterAction.%s', $this->getActionId($action), PHP_EOL);

  return true;
 }
}

<?php

namespace appcontrollers;

use appfiltersLoggingFilter;

class SystemController extends yiiwebController
{
 public function behaviors()
 {
  parent::behaviors();

  return [
   'anchorAuth' => [
    'class' => LoggingFilter::className(),
    'only' => ['test', 'test-one'], // 仅对 'test'、'test-one' 生效
    'except' => ['test-one'], // 排除 'test-one'
   ],
  ];
 }

 public function actionTestOne()
 {
  printf('This is a testing for %s.%s', $this->getRoute(), PHP_EOL);
 }

 public function actionTestTwo()
 {
  printf('This is a testing for %s.%s', $this->getRoute(), PHP_EOL);
 }

 public function actionTest()
 {
  printf('This is a testing for %s.%s', $this->getRoute(), PHP_EOL);
 }
}

This is a logging for testbeforeAction.
This is a testing for system/test.
This is a logging for testafterAction.

This is a testing for system/test-one.

This is a testing for system/test-two.