abhi1693/yii2-app-advanced-startup-kit

<?php
    /**
     * Created by PhpStorm.
     * User: Abhimanyu
     * Date: 01-03-2015
     * Time: 21:30
     */

    use abhimanyu\installer\helpers\enums\Configuration as Enum;
    use abhimanyu\user\models\Profile;
    use yii\bootstrap\Nav;
    use yii\bootstrap\NavBar;

    NavBar::begin([
                      'brandLabel' => Yii::$app->config->get(Enum::APP_NAME),
                      'brandUrl'   => Yii::$app->homeUrl,
                      'options'    => [
                          'class' => 'navbar-inverse navbar-fixed-top',
                      ],
                  ]);
    if (Yii::$app->user->isGuest) {
        $menuItems = [
            ['label' => 'Login', 'url' => ['/user/auth/login']]
        ];
    } else {
        $menuItems = [
            ['label' => 'Home', 'url' => ['/site/index']],
            ['label' => 'Admin Panel', 'url' => ['/admin/index'], 'visible' =>
                Yii::$app->user->identity->isAdmin],
            [
                'label' => Profile::findOne(['uid' => Yii::$app->user->getId()])
                ['name_first'] ?: Yii::$app->user->identity->username,
                'items' => [
                    ['label' => 'Account Settings', 'url' => ['/user/account/profile']],
                    ['label' => 'Logout', 'url' => ['/user/auth/logout'], 'linkOptions' => ['data-method' => 'post']]
                ]
            ]
        ];
    }

    echo Nav::widget([
                         'options' => ['class' => 'navbar-nav navbar-right'],
                         'items'   => $menuItems,
                     ]);
    NavBar::end();