crm/protected/controllers/SiteController.php

<?php

class SiteController extends Controller
{
	public $layout='//layouts/site_index';
	
	/**
	 * Declares class-based actions.
	 */
	public function actions()
	{
		return array(
			// captcha action renders the CAPTCHA image displayed on the contact page
			'captcha'=>array(
				'class'=>'CCaptchaAction',
				'backColor'=>0xFFFFFF,
			),
			// page action renders "static" pages stored under 'protected/views/site/pages'
			// They can be accessed via: index.php?r=site/page&view=FileName
			'page'=>array(
				'class'=>'CViewAction',
			),
		);
	}

	/**
	 * This is the action to handle external exceptions.
	 */
	public function actionError()
	{
		Helper::error('系统错误', 500, Yii::app()->errorHandler->error);
	}

	/**
	 * Displays the login page
	 */
	public function actionLogin()
	{
        $model=new LoginForm;
		if (isset($_POST['username'])) {
			$model->attributes=$_POST;
			if($model->validate() && $model->login()){
                Helper::ok(['token' => \Yii::app()->session->getSessionID(), 'refreshToken' => '']);
            } else {
                Helper::error('登入失败');
            }
		}
        Helper::error('参数错误');
	}

	/**
	 * Logs out the current user and redirect to homepage.
	 */
	public function actionLogout()
	{
		Yii::app()->user->logout();
		Helper::ok();
	}
}