From 22bc2a6fa1481dfbf6fdeb397ac81d3bc1798dd9 Mon Sep 17 00:00:00 2001
From: psychon <psychon@726aef4b-f618-498e-8847-2d620e286838>
Date: Sat, 1 Aug 2009 08:59:06 +0000
Subject: [PATCH] Send a "remove all user mode" MODE to clients when we lose
 the irc connections

Without this we could cause a client desync (ZNC still got the correct
information).

Bug reported by tomaw and patch provided by flakes, thanks.


git-svn-id: https://znc.svn.sourceforge.net/svnroot/znc/trunk@1583 726aef4b-f618-498e-8847-2d620e286838
---
 IRCSock.cpp | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/IRCSock.cpp b/IRCSock.cpp
index eb210328..69f456b8 100644
--- a/IRCSock.cpp
+++ b/IRCSock.cpp
@@ -830,6 +830,19 @@ void CIRCSock::Disconnected() {
 	m_pUser->ClearMotdBuffer();
 
 	ResetChans();
+
+	// send a "reset user modes" cmd to the client.
+	// otherwise, on reconnect, it might think it still
+	// had user modes that it actually doesn't have.
+	CString sUserMode;
+	for (set<unsigned char>::const_iterator it = m_scUserModes.begin(); it != m_scUserModes.end(); it++) {
+		sUserMode += *it;
+	}
+	if (!sUserMode.empty()) {
+		m_pUser->PutUser(":" + m_pUser->GetIRCNick().GetNickMask() + " MODE " + m_pUser->GetIRCNick().GetNick() + " :-" + sUserMode);
+	}
+
+	// also clear the user modes in our space:
 	m_scUserModes.clear();
 }