From c2257021c67b12b1d36630b7ee4da2f27088d7e5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mateusz=20D=C4=99bi=C5=84ski?=
 <58430570+mateuszdebinski@users.noreply.github.com>
Date: Wed, 27 Sep 2023 15:12:35 +0200
Subject: [PATCH] IBX-6484: Fixed Content Handler `loadVersionInfoList`
 database error

For more details see https://issues.ibexa.co/browse/IBX-6484 and https://github.com/ezsystems/ezplatform-kernel/pull/384

Key changes:

* Added check if `$row` is empty to prevent a database error in persistence Content Handler `loadVersionInfoList`.
---
 .../Core/Persistence/Legacy/Content/Handler.php    |  5 +++++
 .../ContentService/LoadVersionInfoTest.php         | 14 ++++++++++++++
 2 files changed, 19 insertions(+)

diff --git a/eZ/Publish/Core/Persistence/Legacy/Content/Handler.php b/eZ/Publish/Core/Persistence/Legacy/Content/Handler.php
index 22abbb9db9..0fb6e39a2b 100644
--- a/eZ/Publish/Core/Persistence/Legacy/Content/Handler.php
+++ b/eZ/Publish/Core/Persistence/Legacy/Content/Handler.php
@@ -911,6 +911,11 @@ static function ($lang) use ($languageCode) {
     public function loadVersionInfoList(array $contentIds): array
     {
         $rows = $this->contentGateway->loadVersionInfoList($contentIds);
+
+        if (empty($rows)) {
+            return [];
+        }
+
         $mappedRows = array_map(
             static function (array $row): array {
                 return [
diff --git a/tests/integration/Core/Repository/ContentService/LoadVersionInfoTest.php b/tests/integration/Core/Repository/ContentService/LoadVersionInfoTest.php
index 7938367526..5c8a7b5771 100644
--- a/tests/integration/Core/Repository/ContentService/LoadVersionInfoTest.php
+++ b/tests/integration/Core/Repository/ContentService/LoadVersionInfoTest.php
@@ -42,4 +42,18 @@ public function testLoadVersionInfoListByContentInfo(): void
             self::assertEquals($loadedVersionInfo, $versionInfo);
         }
     }
+
+    public function testLoadVersionInfoListByContentInfoForTopLevelNode(): void
+    {
+        $contentService = self::getContentService();
+        $locationService = self::getLocationService();
+
+        $location = $locationService->loadLocation(1);
+
+        $versionInfoList = $contentService->loadVersionInfoListByContentInfo(
+            [$location->getContentInfo()]
+        );
+
+        self::assertCount(0, $versionInfoList);
+    }
 }