From 2312d611bece7651d0bc3e4658f84fd1857a8be9 Mon Sep 17 00:00:00 2001
From: psychon <psychon@726aef4b-f618-498e-8847-2d620e286838>
Date: Fri, 20 Aug 2010 15:02:36 +0000
Subject: [PATCH] Add clearbufferonmsg module

This module clears all channel buffers whenever the user does something. This
means that channel buffers will only be cleared after we are 100% sure they were
read. Yay for no longer losing buffer playback when the client breaks.


git-svn-id: https://znc.svn.sourceforge.net/svnroot/znc/trunk@2107 726aef4b-f618-498e-8847-2d620e286838
---
 modules/extra/clearbufferonmsg.cpp | 72 ++++++++++++++++++++++++++++++
 1 file changed, 72 insertions(+)
 create mode 100644 modules/extra/clearbufferonmsg.cpp

diff --git a/modules/extra/clearbufferonmsg.cpp b/modules/extra/clearbufferonmsg.cpp
new file mode 100644
index 00000000..d6d55e75
--- /dev/null
+++ b/modules/extra/clearbufferonmsg.cpp
@@ -0,0 +1,72 @@
+/*
+ * Copyright (C) 2004-2010  See the AUTHORS file for details.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ */
+
+#include "Chan.h"
+#include "Modules.h"
+#include "User.h"
+
+class CClearBufferOnMsgMod : public CModule {
+public:
+	MODCONSTRUCTOR(CClearBufferOnMsgMod) {}
+
+	void ClearAllBuffers() {
+		const vector<CChan*>& vChans = GetUser()->GetChans();
+		vector<CChan*>::const_iterator it;
+
+		for (it = vChans.begin(); it != vChans.end(); ++it) {
+			(*it)->ClearBuffer();
+			// We force KeepBuffer on all channels since this module
+			// doesnt make any sense without
+			(*it)->SetKeepBuffer(true);
+		}
+
+	}
+
+	virtual EModRet OnUserMsg(CString& sTarget, CString& sMessage) {
+		ClearAllBuffers();
+		return CONTINUE;
+	}
+
+	virtual EModRet OnUserCTCP(CString& sTarget, CString& sMessage) {
+		ClearAllBuffers();
+		return CONTINUE;
+	}
+
+	virtual EModRet OnUserAction(CString& sTarget, CString& sMessage) {
+		ClearAllBuffers();
+		return CONTINUE;
+	}
+
+	virtual EModRet OnUserNotice(CString& sTarget, CString& sMessage) {
+		ClearAllBuffers();
+		return CONTINUE;
+	}
+
+	virtual EModRet OnUserJoin(CString& sChannel, CString& sKey) {
+		ClearAllBuffers();
+		return CONTINUE;
+	}
+
+	virtual EModRet OnUserPart(CString& sChannel, CString& sMessage) {
+		ClearAllBuffers();
+		return CONTINUE;
+	}
+
+	virtual EModRet OnUserTopic(CString& sChannel, CString& sTopic) {
+		ClearAllBuffers();
+		return CONTINUE;
+	}
+
+	virtual void OnClientLogin() {
+		ClearAllBuffers();
+	}
+
+	// No OnClientDisconnect(), disconnect could be coming from e.g. a timeout
+};
+
+MODULEDEFS(CClearBufferOnMsgMod, "Clear all channel buffers whenever the user does something")