From e728d9abdfd0ea41ac249273842924fe6bce6d4d Mon Sep 17 00:00:00 2001
From: w00t <w00t@e03df62e-2008-0410-955e-edbf42e46eb7>
Date: Fri, 4 Apr 2008 12:55:51 +0000
Subject: [PATCH] Match on nick change option for RLine, document m_rline &
 this option.

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@9300 e03df62e-2008-0410-955e-edbf42e46eb7
---
 docs/inspircd.conf.example    | 10 ++++++++++
 src/modules/extra/m_rline.cpp | 35 ++++++++++++++++++++++++++++++++---
 2 files changed, 42 insertions(+), 3 deletions(-)

diff --git a/docs/inspircd.conf.example b/docs/inspircd.conf.example
index a4f1ad5bd..e3d8e8b33 100644
--- a/docs/inspircd.conf.example
+++ b/docs/inspircd.conf.example
@@ -2007,6 +2007,16 @@
 # Restrict message module: Allows users to only message opers
 #<module name="m_restrictmsg.so">
 
+#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#
+# Ban users through regular expression patterns
+#<module name="m_rline.so">
+#
+#-#-#-#-#-#-#-#-#-#-#-#- RLINE CONFIGURATION -#-#-#-#-#-#-#-#-#-#-#-#-#
+# If you wish to re-check a user when they change nickname (can be
+# useful under some situations, but *can* also use CPU with more users
+# on a server) then set the following configuration value:
+#<rline matchonnickchange="yes">
+
 #-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#
 # Provide /LIST throttling (to prevent flooding) and /LIST safety to
 # prevent excess flood when the list is large.
diff --git a/src/modules/extra/m_rline.cpp b/src/modules/extra/m_rline.cpp
index 88e40811b..15bd60bc0 100644
--- a/src/modules/extra/m_rline.cpp
+++ b/src/modules/extra/m_rline.cpp
@@ -6,7 +6,7 @@
  * See: http://www.inspircd.org/wiki/index.php/Credits
  *
  * This program is free but copyrighted software; see
- *	    the file COPYING for details.
+ *            the file COPYING for details.
  *
  * ---------------------------------------------------
  */
@@ -196,9 +196,13 @@ class ModuleRLine : public Module
  private:
 	CommandRLine *r;
 	RLineFactory *f;
+	bool MatchOnNickChange;
+
  public:
 	ModuleRLine(InspIRCd* Me) : Module(Me)
 	{
+		OnRehash(NULL, "");
+
 		// Create a new command
 		r = new CommandRLine(ServerInstance);
 		ServerInstance->AddCommand(r);
@@ -206,8 +210,8 @@ class ModuleRLine : public Module
 		f = new RLineFactory(ServerInstance);
 		ServerInstance->XLines->RegisterFactory(f);
 
-		Implementation eventlist[] = { I_OnUserConnect };
-		ServerInstance->Modules->Attach(eventlist, this, 1);
+		Implementation eventlist[] = { I_OnUserConnect, I_OnRehash, I_OnUserPostNick };
+		ServerInstance->Modules->Attach(eventlist, this, 3);
 
 	}
 
@@ -232,6 +236,31 @@ class ModuleRLine : public Module
 			rl->Apply(user);
 		}
 	}
+
+	virtual void OnRehash(User *user, const std::string &parameter)
+	{
+		ConfigReader Conf(ServerInstance);
+
+		MatchOnNickChange = Conf.ReadFlag("rline", "matchonnickchange", 1);
+	}
+
+	virtual int OnUserPostNick(User *user, const std::string &oldnick)
+	{
+		if (!IS_LOCAL(user))
+			return 0;
+
+		if (!MatchOnNickChange)
+			return 0;
+
+		XLine *r = ServerInstance->XLines->MatchesLine("R", user);
+
+		if (r)
+		{
+			// Bang! :D
+			r->Apply(user);
+		}
+	}
+
 };
 
 MODULE_INIT(ModuleRLine)
-- 
2.39.5