X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_nonicks.cpp;h=e12101ebca68437e0d005cc1135b45a23c1851f4;hb=HEAD;hp=a816018e62759f9ebed24c24f403e59df604aca7;hpb=d185decae97752368d5cf62311cbc0d1a52aa22c;p=user%2Fhenk%2Fcode%2Finspircd.git

diff --git a/src/modules/m_nonicks.cpp b/src/modules/m_nonicks.cpp
index a816018e6..e12101ebc 100644
--- a/src/modules/m_nonicks.cpp
+++ b/src/modules/m_nonicks.cpp
@@ -1,97 +1,77 @@
-/*       +------------------------------------+
- *       | Inspire Internet Relay Chat Daemon |
- *       +------------------------------------+
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
  *
- *  InspIRCd: (C) 2002-2008 InspIRCd Development Team
- * See: http://www.inspircd.org/wiki/index.php/Credits
+ *   Copyright (C) 2019 Matt Schatz <genius3000@g3k.solutions>
+ *   Copyright (C) 2013, 2017-2018 Sadie Powell <sadie@witchery.services>
+ *   Copyright (C) 2012, 2019 Robby <robby@chatbelgie.be>
+ *   Copyright (C) 2012, 2014 Attila Molnar <attilamolnar@hush.com>
+ *   Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
+ *   Copyright (C) 2009 Uli Schlachter <psychon@inspircd.org>
+ *   Copyright (C) 2008 Robin Burchell <robin+git@viroteck.net>
+ *   Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
+ *   Copyright (C) 2004 Craig Edwards <brain@inspircd.org>
  *
- * This program is free but copyrighted software; see
- *            the file COPYING for details.
+ * This file is part of InspIRCd.  InspIRCd is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public
+ * License as published by the Free Software Foundation, version 2.
  *
- * ---------------------------------------------------
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "inspircd.h"
-
-/* $ModDesc: Provides support for channel mode +N which prevents nick changes on channel */
-
-class NoNicks : public ModeHandler
-{
- public:
-	NoNicks(InspIRCd* Instance) : ModeHandler(Instance, 'N', 0, 0, false, MODETYPE_CHANNEL, false) { }
 
-	ModeAction OnModeChange(User* source, User* dest, Channel* channel, std::string &parameter, bool adding, bool)
-	{
-		if (adding)
-		{
-			if (!channel->IsModeSet('N'))
-			{
-				channel->SetMode('N',true);
-				return MODEACTION_ALLOW;
-			}
-		}
-		else
-		{
-			if (channel->IsModeSet('N'))
-			{
-				channel->SetMode('N',false);
-				return MODEACTION_ALLOW;
-			}
-		}
-
-		return MODEACTION_DENY;
-	}
-};
+#include "inspircd.h"
+#include "modules/exemption.h"
 
 class ModuleNoNickChange : public Module
 {
-	NoNicks* nn;
+	CheckExemption::EventProvider exemptionprov;
+	SimpleChannelModeHandler nn;
  public:
-	ModuleNoNickChange(InspIRCd* Me)
-		: Module(Me)
+	ModuleNoNickChange()
+		: exemptionprov(this)
+		, nn(this, "nonick", 'N')
 	{
-
-		nn = new NoNicks(ServerInstance);
-		ServerInstance->Modes->AddMode(nn);
-		Implementation eventlist[] = { I_OnUserPreNick };
-		ServerInstance->Modules->Attach(eventlist, this, 1);
 	}
 
-	virtual ~ModuleNoNickChange()
+	Version GetVersion() CXX11_OVERRIDE
 	{
-		ServerInstance->Modes->DelMode(nn);
-		delete nn;
+		return Version("Adds channel mode N (nonick) which prevents users from changing their nickname whilst in the channel.", VF_VENDOR);
 	}
 
-	virtual Version GetVersion()
+	void On005Numeric(std::map<std::string, std::string>& tokens) CXX11_OVERRIDE
 	{
-		return Version(1,2,0,1,VF_COMMON|VF_VENDOR,API_VERSION);
+		tokens["EXTBAN"].push_back('N');
 	}
 
-
-	virtual int OnUserPreNick(User* user, const std::string &newnick)
+	ModResult OnUserPreNick(LocalUser* user, const std::string& newnick) CXX11_OVERRIDE
 	{
-		if (IS_LOCAL(user))
+		for (User::ChanList::iterator i = user->chans.begin(); i != user->chans.end(); i++)
 		{
-			if (isdigit(newnick[0])) /* don't even think about touching a switch to uid! */
-				return 0;
+			Channel* curr = (*i)->chan;
 
-			for (UCListIter i = user->chans.begin(); i != user->chans.end(); i++)
-			{
-				Channel* curr = i->first;
+			ModResult res = CheckExemption::Call(exemptionprov, user, curr, "nonick");
+			if (res == MOD_RES_ALLOW)
+				continue;
 
-				if (curr->IsModeSet('N'))
-				{
-					if (CHANOPS_EXEMPT(ServerInstance, 'N') && curr->GetStatus(user) == STATUS_OP)
-						continue;
+			if (user->HasPrivPermission("channels/ignore-nonicks"))
+				continue;
 
-					user->WriteNumeric(447, "%s :Can't change nickname while on %s (+N is set)", user->nick.c_str(), curr->name.c_str());
-					return 1;
-				}
+			bool modeset = curr->IsModeSet(nn);
+			if (!curr->GetExtBanStatus(user, 'N').check(!modeset))
+			{
+				user->WriteNumeric(ERR_CANTCHANGENICK, InspIRCd::Format("Can't change nickname while on %s (%s)",
+					curr->name.c_str(), modeset ? "+N is set" : "you're extbanned"));
+				return MOD_RES_DENY;
 			}
 		}
 
-		return 0;
+		return MOD_RES_PASSTHRU;
 	}
 };