From 575159b819e87898d09a49ca3fecbf65d200931d Mon Sep 17 00:00:00 2001
From: Git'Fellow <12234510+solracsf@users.noreply.github.com>
Date: Mon, 4 Mar 2024 18:13:45 +0100
Subject: fix(filecache): Move from array_merge to avoid memory exhaustion

Signed-off-by: Git'Fellow <12234510+solracsf@users.noreply.github.com>
---
 lib/private/Files/Cache/Cache.php | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

(limited to 'lib/private/Files/Cache')

diff --git a/lib/private/Files/Cache/Cache.php b/lib/private/Files/Cache/Cache.php
index a512bf76ace..2c53706189a 100644
--- a/lib/private/Files/Cache/Cache.php
+++ b/lib/private/Files/Cache/Cache.php
@@ -585,8 +585,13 @@ class Cache implements ICache {
 				return $cacheEntry->getPath();
 			}, $children);
 
-			$deletedIds = array_merge($deletedIds, $childIds);
-			$deletedPaths = array_merge($deletedPaths, $childPaths);
+			foreach ($childIds as $childId) {
+				$deletedIds[] = $childId;
+			}
+
+			foreach ($childPaths as $childPath) {
+				$deletedPaths[] = $childPath;
+			}
 
 			$query = $this->getQueryBuilder();
 			$query->delete('filecache_extended')
-- 
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