From 11f16fc2d0107b4c1d03b8460b17a5fdee1efb84 Mon Sep 17 00:00:00 2001
From: Goffi <goffi@goffi.org>
Date: Thu, 6 Oct 2022 16:02:05 +0200
Subject: [PATCH] core (memory/encryption): helper method to get currently
 utilised e2ee algorithm's namespace:

rel 379
---
 sat/memory/encryption.py | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/sat/memory/encryption.py b/sat/memory/encryption.py
index 4e9d1095..bfdff715 100644
--- a/sat/memory/encryption.py
+++ b/sat/memory/encryption.py
@@ -346,6 +346,18 @@ class EncryptionHandler:
             raise ValueError("Full jid given when expecting bare jid")
         return self._sessions.get(entity)
 
+    def get_namespace(self, entity: jid.JID) -> Optional[str]:
+        """Helper method to get the current encryption namespace used
+
+        @param entity: get the namespace for this entity must be a bare jid
+        @return: the algorithm namespace currently used in this session, or None if no
+            e2ee is currently used.
+        """
+        session = self.getSession(entity)
+        if session is None:
+            return None
+        return session["plugin"].namespace
+
     def getTrustUI(self, entity_jid, namespace=None):
         """Retrieve encryption UI