zxcms/frontend/controllers/auth/AuthController.php

<?php
namespace frontend\controllers\auth;

use common\auth\Identity;
use core\services\auth\AuthService;
use Yii;
use core\forms\auth\LoginForm;
use yii\filters\AccessControl;
use yii\web\Controller;

class AuthController extends Controller
{
    public $layout = 'auth';

    private $service;

    public function __construct($id, $module, AuthService $service, $config = [])
    {
        parent::__construct($id, $module, $config);
        $this->service = $service;
    }

	public function behaviors(): array
	{
		return [
			'access' => [
				'class' => AccessControl::class,
				'rules' => [
					[
						'actions' => ['login'],
						'allow' => true,
						'roles' => ['?'],
					],
					[
						'actions' => ['logout'],
						'allow' => true,
						'roles' => ['@'],
					],
					[    // all the action are accessible to admin
						'allow' => true,
						'roles' => ['admin'],
					],
				],
			],
		];
	}

    /**
     * @return mixed
     */
    public function actionLogin()
    {
        if (!Yii::$app->user->isGuest) {
            return $this->goHome();
        }

        $form = new LoginForm();
        if ($form->load(Yii::$app->request->post()) && $form->validate()) {
            try {
                $user = $this->service->auth($form);
                Yii::$app->user->login(new Identity($user), $form->rememberMe ? Yii::$app->params['user.rememberMeDuration'] : 0);
                return $this->goBack();
            } catch (\DomainException $e) {
                Yii::$app->errorHandler->logException($e);
                Yii::$app->session->setFlash('error', $e->getMessage());
            }
        }

        return $this->render('login', [
            'model' => $form,
        ]);
    }

    /**
     * @return mixed
     */
    public function actionLogout()
    {
        Yii::$app->user->logout();

        return $this->goHome();
    }
}