From 916971fc1bf46150e51de6effe46be812b64ed80 Mon Sep 17 00:00:00 2001
From: Stefan Hacker <duffy@debian-linux-terminal.local>
Date: Sat, 11 Apr 2026 22:47:17 +0200
Subject: [PATCH] fix: OnlyOffice Cache - jedes Oeffnen laedt frische Version

Document-Key nutzt jetzt Timestamp statt Checksum, damit OnlyOffice
bei jedem Oeffnen die aktuelle Version vom Server laedt statt eine
gecachte alte Version anzuzeigen.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
---
 backend/app/api/office.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/backend/app/api/office.py b/backend/app/api/office.py
index f2e02a1..f619263 100644
--- a/backend/app/api/office.py
+++ b/backend/app/api/office.py
@@ -365,7 +365,7 @@ def onlyoffice_config(file_id):
         'config': {
             'document': {
                 'fileType': ext,
-                'key': f'{file_id}_{f.checksum or "0"}_{callback_key[:8]}',
+                'key': f'{file_id}_{int(datetime.now(timezone.utc).timestamp())}_{callback_key[:8]}',
                 'title': f.name,
                 'url': f'{internal_url}/api/files/oo-download/{file_access_key}',
             },