From e62516014fdbc13a0baf9b869b747300bfdccbc7 Mon Sep 17 00:00:00 2001
From: danieldg
Date: Wed, 2 Sep 2009 00:52:46 +0000
Subject: Add s2s backward compatability for protocol changes

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@11656 e03df62e-2008-0410-955e-edbf42e46eb7
---
 src/modules/m_spanningtree/compat.cpp | 46 +++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 src/modules/m_spanningtree/compat.cpp

(limited to 'src/modules/m_spanningtree/compat.cpp')

diff --git a/src/modules/m_spanningtree/compat.cpp b/src/modules/m_spanningtree/compat.cpp
new file mode 100644
index 000000000..345215031
--- /dev/null
+++ b/src/modules/m_spanningtree/compat.cpp
@@ -0,0 +1,46 @@
+/*       +------------------------------------+
+ *       | Inspire Internet Relay Chat Daemon |
+ *       +------------------------------------+
+ *
+ *  InspIRCd: (C) 2002-2009 InspIRCd Development Team
+ * See: http://wiki.inspircd.org/Credits
+ *
+ * This program is free but copyrighted software; see
+ *            the file COPYING for details.
+ *
+ * ---------------------------------------------------
+ */
+
+#include "inspircd.h"
+#include "main.h"
+#include "treesocket.h"
+
+void TreeSocket::WriteLine(std::string line)
+{
+	if (line[0] != ':' && LinkState == CONNECTED)
+	{
+		ServerInstance->Logs->Log("m_spanningtree", DEFAULT, "Sending line without server prefix!");
+		line = ":" + ServerInstance->Config->GetSID() + " " + line;
+	}
+	if (proto_version != ProtocolVersion)
+	{
+		std::string::size_type a = line.find(' ');
+		std::string::size_type b = line.find(' ', a);
+		std::string command = line.substr(a,b);
+		// now try to find a translation entry
+		// TODO a more efficient lookup method will be needed later
+		if (proto_version < 1202 && command == "FIDENT")
+		{
+			// a more aggressive method would be to translate to CHGIDENT
+			ServerInstance->Logs->Log("m_spanningtree",DEBUG,"Dropping FIDENT to 1201-protocol server");
+			return;
+		}
+	}
+
+	ServerInstance->Logs->Log("m_spanningtree",DEBUG, "S[%d] O %s", this->GetFd(), line.c_str());
+	line.append("\r\n");
+	this->Write(line);
+}
+
+
+
-- 
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