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

   1 <?php
   2 declare(strict_types=1);
   3 namespace wcf\system\event\listener;
   4 use wcf\data\article\content\ArticleContentList;
   5 use wcf\data\article\AccessibleArticleList;
   6 use wcf\system\html\input\node\HtmlInputNodeProcessor;
   7 use wcf\system\request\LinkHandler;
   8
   9 /**
  10  * Parses URLs of articles.
  11  *
  12  * @author      Matthias Schmidt
  13  * @copyright   2001-2018 WoltLab GmbH
  14  * @license     GNU Lesser General Public License <http://opensource.org/licenses/lgpl-license.php>
  15  * @package     WoltLabSuite\Core\System\Event\Listener
  16  * @since       3.1
  17  */
  18 class ArticleLinkHtmlInputNodeProcessorListener extends AbstractHtmlInputNodeProcessorListener {
  19         /**
  20          * @inheritDoc
  21          */
  22         public function execute($eventObj, $className, $eventName, array &$parameters) {
  23                 /** @var HtmlInputNodeProcessor $eventObj */
  24
  25                 $regex = $this->getRegexFromLink(LinkHandler::getInstance()->getLink('Article', [
  26                         'forceFrontend' => true
  27                 ]));
  28                 $articleContentIDs = $this->getObjectIDs($eventObj, $regex);
  29
  30                 if (!empty($articleContentIDs)) {
  31                         // read linked article contents
  32                         $articleContentList = new ArticleContentList();
  33                         $articleContentList->getConditionBuilder()->add('article_content.articleContentID IN (?)', [$articleContentIDs]);
  34                         $articleContentList->readObjects();
  35
  36                         // collect ids of the articles
  37                         $articleIDs = [];
  38                         foreach ($articleContentList as $articleContent) {
  39                                 $articleIDs[] = $articleContent->articleID;
  40                         }
  41
  42                         if (!empty($articleIDs)) {
  43                                 // read the accessible articles of the ones that are linked
  44                                 $articleList = new AccessibleArticleList();
  45                                 $articleList->getConditionBuilder()->add('article.articleID IN (?)', [array_unique($articleIDs)]);
  46                                 $articleList->readObjects();
  47
  48                                 // filter the article contents by accessibility
  49                                 $articleContents = [];
  50                                 foreach ($articleContentList as $articleContent) {
  51                                         if ($articleList->search($articleContent->articleID) !== null) {
  52                                                 $articleContents[$articleContent->articleContentID] = $articleContent;
  53                                         }
  54                                 }
  55
  56                                 $this->setObjectTitles($eventObj, $regex, $articleContents);
  57                         }
  58                 }
  59         }
  60 }