From 2564847cba9132835454ccf1b9235f7ecda6cb5d Mon Sep 17 00:00:00 2001
From: TheJoeCoder <joe@radialbog9.uk>
Date: Mon, 26 Aug 2024 22:47:42 +0100
Subject: [PATCH] Fix UserBook save

---
 api_koreader/models.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/api_koreader/models.py b/api_koreader/models.py
index 5c7dabb..6d7c46f 100644
--- a/api_koreader/models.py
+++ b/api_koreader/models.py
@@ -47,7 +47,7 @@ def post_save_document(sender, instance: SyncDocumentEntry, **kwargs):
 @receiver(post_save, sender=UserBook)
 def post_save_userbook(sender, instance: UserBook, **kwargs):
     # Stop recursion
-    if instance.last_progress_device is not None and instance.last_progress_device.startswith("KoReader"):
+    if instance.last_progress_device is None or instance.last_progress_device.startswith("KoReader"):
         return
     # Find the corresponding SyncDocumentEntry
     sync_doc_q: QuerySet[SyncDocumentEntry] = SyncDocumentEntry.objects.filter(user=instance.user, key__iexact=instance.book.partial_md5)
-- 
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