frontend/controllers/AccountsController.php

<?php
namespace frontend\controllers;
use Yii;
use common\models\Accounts;
use frontend\models\ChangePasswordForm;
use common\models\News;
use yii\data\ActiveDataProvider;
use yii\filters\AccessControl;
use yii\web\Controller;
use yii\web\NotFoundHttpException;
/**
 * Site controller
 */
class AccountsController extends Controller
{
    public $layout = '/internal';
    public function behaviors()
    {
        return [
            'access' => [
                'class' => AccessControl::className(),
                'rules' => [
                    [
                        'actions' => ['cabinet','change-password'],
                        'allow' => true,
                        'roles' => ['@'],
                    ],
                ],
            ],
        ];
    }
    public function actionCabinet()
    {
        $model =  $this->findModel(Yii::$app->user->identity->id);
        if ($model->load(Yii::$app->request->post()) && $model->validate()) {
            $model->save();
        }
        return $this->render('cabinet', [
            'model' => $model
        ]);
    }
    public function actionIndex()
    {
        $dataProvider = new ActiveDataProvider([
            'query' => News::find()->where(['is_active'=>1]),
            'pagination' => [
                'pageSize' => 16,
            ],
        ]);
        return $this->render('index',[
            'dataProvider' => $dataProvider
        ]);
    }
    public function actionView($translit)
    {
        $activeNews = $this->findModel($translit);
        $next_news = News::find()->where(['is_active'=>1])->andWhere('id > :id',[':id' => $activeNews->id])->one();
        $prev_news = News::find()->where(['is_active'=>1])->andWhere('id < :id',[':id' => $activeNews->id])->one();
        return $this->render('view', [
            'model' => $activeNews,
            'next_news' => $next_news instanceof News ? $next_news : '',
            'prev_news' => $prev_news instanceof News ? $prev_news : ''
        ]);
    }
    protected function findModel($id)
    {
        if (($model = Accounts::findOne(["id"=>$id])) !== null) {
            return $model;
        } else {
            throw new NotFoundHttpException('The requested page does not exist.');
        }
    }
    public function actionChangePassword(){
        $form = new ChangePasswordForm();
        if ($form->load(Yii::$app->request->post()) && $form->validate()) {
            $model = Accounts::findOne(Yii::$app->user->identity->id);
            $model->load(Yii::$app->request->post(), 'ChangePasswordForm');
            $model->save();
            return $this->redirect(['cabinet']);
        } else {
            return $this->render('change-password', [
                'model' => $form
            ]);
        }
    }
}