From a8151d8dc2fd75b2698911ba367e03d7e50933e7 Mon Sep 17 00:00:00 2001
From: Yann Leboulanger <asterix@lagaule.org>
Date: Tue, 27 Aug 2013 17:24:41 +0200
Subject: [PATCH] don't create a new session when we get an error message in a
 pm. Fixes #7435

---
 src/common/connection_handlers.py        | 11 +++++++++++
 src/common/connection_handlers_events.py | 13 +++++++++++--
 2 files changed, 22 insertions(+), 2 deletions(-)

diff --git a/src/common/connection_handlers.py b/src/common/connection_handlers.py
index 9fab409e0a..da336aa8f2 100644
--- a/src/common/connection_handlers.py
+++ b/src/common/connection_handlers.py
@@ -1367,6 +1367,17 @@ class ConnectionHandlersBase:
         else:
             return None
 
+    def get_latest_session(self, jid):
+        """
+        Get the session that we last sent a message to
+        """
+        if jid not in self.sessions:
+            return None
+        sessions = self.sessions[jid].values()
+        if not sessions:
+            return None
+        return sorted(sessions, key=operator.attrgetter('last_send'))[-1]
+
     def find_controlless_session(self, jid, resource=None):
         """
         Find an active session that doesn't have a control attached
diff --git a/src/common/connection_handlers_events.py b/src/common/connection_handlers_events.py
index 94f3eabdd5..8a9202e5c5 100644
--- a/src/common/connection_handlers_events.py
+++ b/src/common/connection_handlers_events.py
@@ -1109,8 +1109,17 @@ class MessageReceivedEvent(nec.NetworkIncomingEvent, HelperEvent):
 
         self.session = None
         if self.mtype != 'groupchat':
-            self.session = self.conn.get_or_create_session(self.fjid,
-                self.thread_id)
+            if gajim.interface.is_pm_contact(self.fjid, account) and \
+            self.mtype == 'error':
+                self.session = self.conn.find_session(self.fjid, self.thread_id)
+                if not self.session:
+                    self.session = self.conn.get_latest_session(self.fjid)
+                if not self.session:
+                    self.session = self.conn.make_new_session(self.fjid,
+                        self.thread_id, type_='pm')
+            else:
+                self.session = self.conn.get_or_create_session(self.fjid,
+                    self.thread_id)
 
             if self.thread_id and not self.session.received_thread_id:
                 self.session.received_thread_id = True
-- 
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