From 4e5347348dd9fedaf4521a784db67300582ffdb3 Mon Sep 17 00:00:00 2001
From: brain <brain@e03df62e-2008-0410-955e-edbf42e46eb7>
Date: Sun, 1 Apr 2007 16:36:00 +0000
Subject: Add m_jumpserver, allows server forwarding with RPL_REDIR numeric
 010. xchat doesnt seem to support this, can someone with mirc please test?
 (documentation to follow, so you know how.)

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@6723 e03df62e-2008-0410-955e-edbf42e46eb7
---
 src/modules/m_jumpserver.cpp | 188 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 188 insertions(+)
 create mode 100644 src/modules/m_jumpserver.cpp

diff --git a/src/modules/m_jumpserver.cpp b/src/modules/m_jumpserver.cpp
new file mode 100644
index 000000000..28694403e
--- /dev/null
+++ b/src/modules/m_jumpserver.cpp
@@ -0,0 +1,188 @@
+/*       +------------------------------------+
+ *       | Inspire Internet Relay Chat Daemon |
+ *       +------------------------------------+
+ *
+ *  InspIRCd: (C) 2002-2007 InspIRCd Development Team
+ * See: http://www.inspircd.org/wiki/index.php/Credits
+ *
+ * This program is free but copyrighted software; see
+ *            the file COPYING for details.
+ *
+ * ---------------------------------------------------
+ */
+
+#include <stdio.h>
+#include <string>
+#include "users.h"
+#include "channels.h"
+#include "modules.h"
+#include "inspircd.h"
+
+/* $ModDesc: Provides support for unreal-style SAPART command */
+
+/** Handle /SAPART
+ */
+class cmd_jumpserver : public command_t
+{
+ public:
+	bool redirect_all_immediately;
+	bool redirect_new_users;
+	bool direction;
+	std::string redirect_to;
+	std::string reason;
+	int port;
+
+	cmd_jumpserver (InspIRCd* Instance) : command_t(Instance, "JUMPSERVER", 'o', 0)
+	{
+		this->source = "m_jumpserver.so";
+		syntax = "[<server> <port> <+/-a> :<reason>]";
+		redirect_to = reason = "";
+		port = 0;
+		redirect_all_immediately = redirect_new_users = false;
+	}
+
+	CmdResult Handle (const char** parameters, int pcnt, userrec *user)
+	{
+		int n_done = 0;
+		reason = (pcnt < 4) ? "Please use this server/port instead" : parameters[3];
+		redirect_all_immediately = false;
+		redirect_new_users = true;
+		direction = true;
+		std::string n_done_s;
+
+		/* No parameters: jumpserver disabled */
+		if (!pcnt)
+		{
+			if (port)
+				user->WriteServ("NOTICE %s :*** Disabled jumpserver (previously set to '%s:%d')", user->nick, redirect_to.c_str(), port);
+			else
+				user->WriteServ("NOTICE %s :*** jumpserver was not enabled.", user->nick);
+
+			port = 0;
+			redirect_to = "";
+			return CMD_LOCALONLY;
+		}
+
+		port = 0;
+		redirect_to = "";
+
+		for (const char* n = parameters[2]; *n; n++)
+		{
+			switch (*n)
+			{
+				case '+':
+					direction = true;
+				break;
+				case '-':
+					direction = false;
+				break;
+				case 'a':
+					redirect_all_immediately = direction;
+				break;
+				case 'n':
+					redirect_new_users = direction;
+				break;
+			}
+		}
+
+		if (redirect_all_immediately)
+		{
+			/* Redirect everyone but the oper sending the command */
+			for (std::vector<userrec*>::const_iterator i = ServerInstance->local_users.begin(); i != ServerInstance->local_users.end(); i++)
+			{
+				userrec* t = *i;
+				if (!IS_OPER(t))
+				{
+					t->WriteServ("010 %s %s %s :%s", user->nick, parameters[0], parameters[1], reason.c_str());
+					userrec::QuitUser(ServerInstance, t, reason);
+					n_done++;
+				}
+			}
+			if (n_done)
+			{
+				n_done_s = ConvToStr(n_done);
+			}
+		}
+
+		if (redirect_new_users)
+		{
+			redirect_to = parameters[0];
+			port = atoi(parameters[1]);
+		}
+
+		user->WriteServ("NOTICE %s :*** Set jumpserver to server '%s' port '%s', flags '+%s%s'%s%s%s: %s", user->nick, parameters[0], parameters[1],
+				redirect_all_immediately ? "a" : "",
+				redirect_new_users ? "n" : "",
+				n_done ? " (" : "",
+				n_done ? n_done_s.c_str() : "",
+				n_done ? " user(s) redirected)" : "",
+				reason.c_str());
+
+		return CMD_LOCALONLY;
+	}
+};
+
+
+class ModuleJumpServer : public Module
+{
+	cmd_jumpserver*	js;
+ public:
+	ModuleJumpServer(InspIRCd* Me)
+		: Module::Module(Me)
+	{
+		
+		js = new cmd_jumpserver(ServerInstance);
+		ServerInstance->AddCommand(js);
+	}
+	
+	virtual ~ModuleJumpServer()
+	{
+	}
+
+	virtual int OnUserRegister(userrec* user)
+	{
+		if (js->port && js->redirect_new_users)
+		{
+			user->WriteServ("010 %s %s %d :%s", user->nick, js->redirect_to.c_str(), js->port, js->reason.c_str());
+			userrec::QuitUser(ServerInstance, user, js->reason);
+			return 0;
+		}
+		return 0;
+	}
+
+	virtual void Implements(char* List)
+	{
+		List[I_OnUserRegister] = 1;
+	}
+
+	virtual Version GetVersion()
+	{
+		return Version(1,1,0,1,VF_VENDOR,API_VERSION);
+	}
+	
+};
+
+class ModuleJumpServerFactory : public ModuleFactory
+{
+ public:
+	ModuleJumpServerFactory()
+	{
+	}
+	
+	~ModuleJumpServerFactory()
+	{
+	}
+	
+	virtual Module * CreateModule(InspIRCd* Me)
+	{
+		return new ModuleJumpServer(Me);
+	}
+	
+};
+
+
+extern "C" void * init_module( void )
+{
+	return new ModuleJumpServerFactory;
+}
+
-- 
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