wcfsetup/install/files/lib/system/user/activity/event/ArticleCommentUserActivityEvent.class.php

   1 <?php
   2
   3 namespace wcf\system\user\activity\event;
   4
   5 use wcf\data\article\ViewableArticleList;
   6 use wcf\data\comment\CommentList;
   7 use wcf\system\SingletonFactory;
   8 use wcf\system\WCF;
   9
  10 /**
  11  * User activity event implementation for article comments.
  12  *
  13  * @author  Marcel Werk
  14  * @copyright   2001-2019 WoltLab GmbH
  15  * @license GNU Lesser General Public License <http://opensource.org/licenses/lgpl-license.php>
  16  * @package WoltLabSuite\Core\System\User\Activity\Event
  17  * @since   3.0
  18  */
  19 class ArticleCommentUserActivityEvent extends SingletonFactory implements IUserActivityEvent
  20 {
  21     /**
  22      * @inheritDoc
  23      */
  24     public function prepare(array $events)
  25     {
  26         $commentIDs = [];
  27         foreach ($events as $event) {
  28             $commentIDs[] = $event->objectID;
  29         }
  30
  31         // fetch comments
  32         $commentList = new CommentList();
  33         $commentList->setObjectIDs($commentIDs);
  34         $commentList->readObjects();
  35         $comments = $commentList->getObjects();
  36
  37         // fetch articles
  38         $articleContentIDs = [];
  39         foreach ($comments as $comment) {
  40             $articleContentIDs[] = $comment->objectID;
  41         }
  42
  43         $articles = $articleContentToArticle = [];
  44         if (!empty($articleContentIDs)) {
  45             $articleList = new ViewableArticleList();
  46             $articleList->getConditionBuilder()->add(
  47                 "article.articleID IN (SELECT articleID FROM wcf" . WCF_N . "_article_content WHERE articleContentID IN (?))",
  48                 [$articleContentIDs]
  49             );
  50             $articleList->readObjects();
  51             foreach ($articleList as $article) {
  52                 $articles[$article->articleID] = $article;
  53
  54                 $articleContentToArticle[$article->getArticleContent()->articleContentID] = $article->articleID;
  55             }
  56         }
  57
  58         // set message
  59         foreach ($events as $event) {
  60             if (isset($comments[$event->objectID])) {
  61                 // short output
  62                 $comment = $comments[$event->objectID];
  63                 if (isset($articleContentToArticle[$comment->objectID])) {
  64                     $article = $articles[$articleContentToArticle[$comment->objectID]];
  65
  66                     // check permissions
  67                     if (!$article->canRead()) {
  68                         continue;
  69                     }
  70                     $event->setIsAccessible();
  71
  72                     // add title
  73                     $text = WCF::getLanguage()->getDynamicVariable('wcf.article.recentActivity.articleComment', [
  74                         'article' => $article,
  75                         'commentID' => $comment->commentID,
  76                     ]);
  77                     $event->setTitle($text);
  78
  79                     // add text
  80                     $event->setDescription($comment->getExcerpt());
  81                     continue;
  82                 }
  83             }
  84
  85             $event->setIsOrphaned();
  86         }
  87     }
  88 }