From 9ee4abdf1120911c893ec5347f0881cef90a6b74 Mon Sep 17 00:00:00 2001
From: w00t <w00t@e03df62e-2008-0410-955e-edbf42e46eb7>
Date: Tue, 5 Aug 2008 12:19:34 +0000
Subject: [PATCH] Add m_serverban, implements extban +b s:server.mask.here,
 allows +e. This essentially implements local-only channels, if you care about
 such things (+be s:* s:my.local.server). Document it as well.

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@10092 e03df62e-2008-0410-955e-edbf42e46eb7
---
 conf/modules.conf.example   |  5 +++
 src/modules/m_serverban.cpp | 63 +++++++++++++++++++++++++++++++++++++
 2 files changed, 68 insertions(+)
 create mode 100644 src/modules/m_serverban.cpp

diff --git a/conf/modules.conf.example b/conf/modules.conf.example
index 61f35102f..2d44ffbe7 100644
--- a/conf/modules.conf.example
+++ b/conf/modules.conf.example
@@ -1196,6 +1196,11 @@
 # SETNAME module: Adds the /SETNAME command
 #<module name="m_setname.so">
 
+#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#
+# Serverban: Implements extended ban s:, which stops anyone connected
+# to a server matching a mask like +b s:server.mask.here from joining.
+#<module name="m_serverban.so">
+
 #-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#
 # Show Whois module: Adds the +W usermode which allows opers
 # to see when they are whois'ed (can be annoying).
diff --git a/src/modules/m_serverban.cpp b/src/modules/m_serverban.cpp
new file mode 100644
index 000000000..e6fda051c
--- /dev/null
+++ b/src/modules/m_serverban.cpp
@@ -0,0 +1,63 @@
+/*       +------------------------------------+
+ *       | Inspire Internet Relay Chat Daemon |
+ *       +------------------------------------+
+ *
+ *  InspIRCd: (C) 2002-2008 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 "inspircd.h"
+
+/* $ModDesc: Implements extban +b s: - server name bans */
+
+class ModuleServerBan : public Module
+{
+ private:
+ public:
+	ModuleServerBan(InspIRCd* Me) : Module(Me)
+	{
+		Implementation eventlist[] = { I_OnUserPreJoin, I_On005Numeric };
+		ServerInstance->Modules->Attach(eventlist, this, 2);
+	}
+
+	virtual ~ModuleServerBan()
+	{
+	}
+
+	virtual Version GetVersion()
+	{
+		return Version(1,2,0,0,VF_VENDOR,API_VERSION);
+	}
+
+	virtual int OnUserPreJoin(User *user, Channel *c, const char *cname, std::string &privs, const std::string &key)
+	{
+		if (!IS_LOCAL(user))
+			return 0;
+
+		if (!c)
+			return 0;
+
+		if (c->IsExtBanned(user->server, 's'))
+		{
+			// XXX: send a numeric here
+			user->WriteServ("NOTICE "+std::string(user->nick)+" :*** Cannot join " + c->name + ", as you match a ban");
+			return 1;
+		}
+
+		return 0;
+	}
+
+	virtual void On005Numeric(std::string &output)
+	{
+		ServerInstance->AddExtBanChar('s');
+	}
+};
+
+
+MODULE_INIT(ModuleServerBan)
+
-- 
2.39.2