From: Tim Düsterhus <duesterhus@woltlab.com>
Date: Wed, 9 Jun 2021 08:40:33 +0000 (+0200)
Subject: Fix SearchEngineConvertInnoDbWorker when MySQL is not the active engine
X-Git-Tag: 5.4.0_Beta_2~25
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=5aef21f61ee527c857a5837ed65b45cd4aec04b6;p=GitHub%2FWoltLab%2FWCF.git

Fix SearchEngineConvertInnoDbWorker when MySQL is not the active engine

Fixes #4192
---

diff --git a/wcfsetup/install/files/lib/system/worker/SearchEngineConvertInnoDbWorker.class.php b/wcfsetup/install/files/lib/system/worker/SearchEngineConvertInnoDbWorker.class.php
index 76775ff6e2..d3050da5c3 100644
--- a/wcfsetup/install/files/lib/system/worker/SearchEngineConvertInnoDbWorker.class.php
+++ b/wcfsetup/install/files/lib/system/worker/SearchEngineConvertInnoDbWorker.class.php
@@ -78,7 +78,9 @@ class SearchEngineConvertInnoDbWorker extends AbstractRebuildDataWorker
                 $table,
                 WCF::getDB()->getDatabaseName(),
             ]);
-            if ($checkStatement->fetchSingleColumn() !== 'innodb') {
+
+            $engine = $checkStatement->fetchSingleColumn();
+            if ($engine !== false && $engine !== 'innodb') {
                 $sql = "ALTER TABLE " . $table . " ENGINE = InnoDB";
                 $statement = WCF::getDB()->prepareStatement($sql);
                 $statement->execute();