git.stricted.de - GitHub/WoltLab/WCF.git/blob

   1 <?php
   2 namespace wcf\system\event\listener;
   3 use wcf\data\article\content\ArticleContentList;
   4 use wcf\data\article\AccessibleArticleList;
   5 use wcf\system\html\input\node\HtmlInputNodeProcessor;
   6 use wcf\system\request\LinkHandler;
   7
   8 /**
   9  * Parses URLs of articles.
  10  *
  11  * @author      Matthias Schmidt
  12  * @copyright   2001-2018 WoltLab GmbH
  13  * @license     GNU Lesser General Public License <http://opensource.org/licenses/lgpl-license.php>
  14  * @package     WoltLabSuite\Core\System\Event\Listener
  15  * @since       3.1
  16  */
  17 class ArticleLinkHtmlInputNodeProcessorListener extends AbstractHtmlInputNodeProcessorListener {
  18         /**
  19          * @inheritDoc
  20          */
  21         public function execute($eventObj, $className, $eventName, array &$parameters) {
  22                 /** @var HtmlInputNodeProcessor $eventObj */
  23
  24                 $regex = $this->getRegexFromLink(LinkHandler::getInstance()->getLink('Article', [
  25                         'forceFrontend' => true
  26                 ]));
  27                 $articleContentIDs = $this->getObjectIDs($eventObj, $regex);
  28
  29                 if (!empty($articleContentIDs)) {
  30                         // read linked article contents
  31                         $articleContentList = new ArticleContentList();
  32                         $articleContentList->getConditionBuilder()->add('article_content.articleContentID IN (?)', [$articleContentIDs]);
  33                         $articleContentList->readObjects();
  34
  35                         // collect ids of the articles
  36                         $articleIDs = [];
  37                         foreach ($articleContentList as $articleContent) {
  38                                 $articleIDs[] = $articleContent->articleID;
  39                         }
  40
  41                         if (!empty($articleIDs)) {
  42                                 // read the accessible articles of the ones that are linked
  43                                 $articleList = new AccessibleArticleList();
  44                                 $articleList->getConditionBuilder()->add('article.articleID IN (?)', [array_unique($articleIDs)]);
  45                                 $articleList->readObjects();
  46
  47                                 // filter the article contents by accessibility
  48                                 $articleContents = [];
  49                                 foreach ($articleContentList as $articleContent) {
  50                                         if ($articleList->search($articleContent->articleID) !== null) {
  51                                                 $articleContents[$articleContent->articleContentID] = $articleContent;
  52                                         }
  53                                 }
  54
  55                                 $this->setObjectTitles($eventObj, $regex, $articleContents);
  56                         }
  57                 }
  58         }
  59 }