/**
  * @inheritdoc
  */
 public function run()
 {
     $items = [];
     /** @var \DevGroup\Multilingual\Multilingual $multilingual */
     $multilingual = Yii::$app->get('multilingual');
     $languages = $multilingual->getAllLanguages();
     foreach ($languages as $index => $language) {
         $flag = $language->iso_639_1 === 'en' ? 'gb' : $language->iso_639_1;
         $items[] = ['label' => '<span class="flag-icon flag-icon-' . $flag . '"></span> ' . $language->name, 'active' => $index === 0, 'content' => $this->renderFile($this->childView, ['model' => $this->model->getTranslation($language->id), 'form' => $this->form, 'language' => $language, 'language_id' => $language->id, 'attributePrefix' => "[{$language->id}]"])];
     }
     FlagIconAsset::register($this->view);
     $items = ArrayHelper::merge($items, $this->additionalTabs);
     return "<div class=\"nav-tabs-custom {$this->tagClass}\">" . Tabs::widget(['items' => $items, 'options' => $this->options, 'encodeLabels' => false]) . $this->footer . '</div>';
 }