From: joshuaruesweg <ruesweg@woltlab.com>
Date: Mon, 13 Sep 2021 07:48:24 +0000 (+0200)
Subject: Add `getSubscribedUserIDs()` function for article categories
X-Git-Tag: 5.5.0_Alpha_1~447^2~2
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=fdf7f9b855bfe85bc11c691e77d9757c9bd04921;p=GitHub%2FWoltLab%2FWCF.git

Add `getSubscribedUserIDs()` function for article categories
---

diff --git a/wcfsetup/install/files/lib/data/article/category/ArticleCategory.class.php b/wcfsetup/install/files/lib/data/article/category/ArticleCategory.class.php
index 44015523ed..fee8d6160e 100644
--- a/wcfsetup/install/files/lib/data/article/category/ArticleCategory.class.php
+++ b/wcfsetup/install/files/lib/data/article/category/ArticleCategory.class.php
@@ -196,6 +196,25 @@ class ArticleCategory extends AbstractDecoratedCategory implements IAccessibleOb
         return [];
     }
 
+    /**
+     * Returns all userIDs which have subscribed this category.
+     *
+     * @return  int[]
+     * @since   5.5
+     */
+    public function getSubscribedUserIDs(): array
+    {
+        $objectTypeID = UserObjectWatchHandler::getInstance()->getObjectTypeID('com.woltlab.wcf.article.category');
+        $sql = "SELECT  userID
+                FROM    wcf" . WCF_N . "_user_object_watch
+                WHERE   objectTypeID = ?
+                    AND objectID = ?";
+        $statement = WCF::getDB()->prepareStatement($sql);
+        $statement->execute([$objectTypeID, $this->categoryID]);
+
+        return $statement->fetchAll(\PDO::FETCH_COLUMN);
+    }
+
     /**
      * Returns true if the active user has subscribed to this category.
      *