From 7dcfd4ae195d61ea85583f814afcc562a6bac3b4 Mon Sep 17 00:00:00 2001
From: Peter Bieringer <pb@bieringer.de>
Date: Tue, 21 Apr 2026 18:56:53 +0200
Subject: [PATCH] sharing/csv: honor stock encoding

---
 radicale/sharing/__init__.py | 2 ++
 radicale/sharing/csv.py      | 4 ++--
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/radicale/sharing/__init__.py b/radicale/sharing/__init__.py
index 5cd07546..b60cd353 100644
--- a/radicale/sharing/__init__.py
+++ b/radicale/sharing/__init__.py
@@ -138,6 +138,7 @@ class BaseSharing(ApplicationBase):
     _rights: rights.BaseRights
     _auth_delay: float
     _enabled: bool = False
+    _encoding: str
     default_permissions_create_token: str
     default_permissions_create_map: str
     sharing_db_type: str
@@ -154,6 +155,7 @@ class BaseSharing(ApplicationBase):
         self._rights = rights.load(configuration)
         self._storage = storage.load(configuration)
         self._auth_delay = configuration.get("auth", "delay")
+        self._encoding = configuration.get("encoding", "stock")
         self._validate_user_value = configuration.get("server", "validate_user_value")
         self._validate_path_value = configuration.get("server", "validate_path_value")
         # Sharing
diff --git a/radicale/sharing/csv.py b/radicale/sharing/csv.py
index 473daee0..53caf6eb 100644
--- a/radicale/sharing/csv.py
+++ b/radicale/sharing/csv.py
@@ -400,7 +400,7 @@ class Sharing(sharing.BaseSharing):
         logger.debug("sharing database load begin: %r", file)
         self._sharing_cache = []
         with self._storage.acquire_lock("r", None):
-            with open(file, 'r', newline='') as csvfile:
+            with open(file, 'r', newline='', encoding=self._encoding) as csvfile:
                 reader = csv.DictReader(csvfile, fieldnames=sharing.DB_FIELDS_V1, delimiter=';')
                 self._lines = 0
                 for row in reader:
@@ -453,7 +453,7 @@ class Sharing(sharing.BaseSharing):
         return True
 
     def _write_csv(self, file: str) -> bool:
-        with open(file, 'w', newline='') as csvfile:
+        with open(file, 'w', newline='', encoding=self._encoding) as csvfile:
             writer = csv.DictWriter(csvfile, fieldnames=sharing.DB_FIELDS_V1, delimiter=';')
             writer.writerows(self._sharing_cache)
         return True