From: Alexander Ebert <ebert@woltlab.com>
Date: Thu, 27 Apr 2017 10:17:59 +0000 (+0200)
Subject: Avoid issues with corrupted smiley category data
X-Git-Tag: 3.0.5~25
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=5d7d5fec76aab74cc08b9b0d260ad59470350fbe;p=GitHub%2FWoltLab%2FWCF.git

Avoid issues with corrupted smiley category data
---

diff --git a/wcfsetup/install/files/lib/system/html/input/node/HtmlInputNodeTextParser.class.php b/wcfsetup/install/files/lib/system/html/input/node/HtmlInputNodeTextParser.class.php
index eb8d92c8fe..ba768e1b03 100644
--- a/wcfsetup/install/files/lib/system/html/input/node/HtmlInputNodeTextParser.class.php
+++ b/wcfsetup/install/files/lib/system/html/input/node/HtmlInputNodeTextParser.class.php
@@ -96,7 +96,7 @@ class HtmlInputNodeTextParser {
 			$categories = SmileyCache::getInstance()->getCategories();
 			
 			foreach ($smilies as $categoryID => $categorySmilies) {
-				if ($categories[$categoryID ?: null]->isDisabled) continue;
+				if (!array_key_exists($categoryID ?: null, $categories) || $categories[$categoryID ?: null]->isDisabled) continue;
 				
 				/** @var Smiley $smiley */
 				foreach ($categorySmilies as $smiley) {