/**
  * Render article page
  */
 public function actionArticle($id = '')
 {
     $id = new \MongoId($id);
     $article = Article::findByPk($id);
     if (empty($article) || empty($article->url)) {
         return $this->redirect(self::NOT_FOUND_PAGE_PATH);
     }
     $actionView = $this->getView();
     $sdk = Yii::$app->wechatSdk;
     $sdk->refererUrl = $sdk->refererDomain . 'msite/article/' . $id;
     $signPackage = $sdk->getSignPackage();
     $actionView->registerJsFile('https://res.wx.qq.com/open/js/jweixin-1.0.0.js');
     $actionView->registerJsFile(self::MICROSITE_PATH . 'article/index.js');
     $actionView->registerJsFile(self::VENDOR_PATH . 'moment/min/moment.min.js');
     $this->layout = self::ARTICLE_PATH;
     return $this->render(self::ARTICLE_PATH, ['signPackage' => $signPackage]);
 }
 /**
  * Get the article with the statistics
  * @author HarrySun
  */
 public function actionView($id)
 {
     $articleId = new \MongoId($id);
     $dateFrom = $this->getQuery('from');
     $dateTo = $this->getQuery('to');
     $article = Article::findByPk($articleId);
     if (empty($article)) {
         throw new ServerErrorHttpException("Article id is wrong");
     }
     if (!isset($article->url) || empty($article->url)) {
         throw new ServerErrorHttpException("Article url is empty");
     }
     $url = Yii::$app->curl->buildUrl($article->url, ['from' => $dateFrom, 'to' => $dateTo]);
     $articleArr = $article->toArray();
     $articleArr['statistics'] = Yii::$app->urlService->statistics($url);
     return $articleArr;
 }