From c05de6773e296ad1a7cb16ab7803023a24e7bec0 Mon Sep 17 00:00:00 2001
From: Git'Fellow <12234510+solracsf@users.noreply.github.com>
Date: Wed, 25 Oct 2023 19:47:03 +0200
Subject: [PATCH] Don't pass invalid streams to Imaginary

Signed-off-by: Git'Fellow <12234510+solracsf@users.noreply.github.com>

Update Imaginary.php

Signed-off-by: Git'Fellow <12234510+solracsf@users.noreply.github.com>

Update Imaginary.php

Signed-off-by: Git'Fellow <12234510+solracsf@users.noreply.github.com>
---
 lib/private/Preview/Imaginary.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/private/Preview/Imaginary.php b/lib/private/Preview/Imaginary.php
index b26c2505a59ac..ec3913f6b6650 100644
--- a/lib/private/Preview/Imaginary.php
+++ b/lib/private/Preview/Imaginary.php
@@ -78,6 +78,9 @@ public function getCroppedThumbnail(File $file, int $maxX, int $maxY, bool $crop
 
 		// Object store
 		$stream = $file->fopen('r');
+		if (!$stream || !is_resource($stream) || feof($stream)) {
+			return null;
+		}
 
 		$httpClient = $this->service->newClient();