-/* +------------------------------------+\r * | Inspire Internet Relay Chat Daemon |\r * +------------------------------------+\r *\r * InspIRCd: (C) 2002-2007 InspIRCd Development Team\r * See: http://www.inspircd.org/wiki/index.php/Credits\r *\r * This program is free but copyrighted software; see\r * the file COPYING for details.\r *\r * ---------------------------------------------------\r */\r\r#include "inspircd.h"\r#include "users.h"\r#include "channels.h"\r#include "modules.h"\r\r/* $ModDesc: Provides support for unreal-style channel mode +c */\r\rclass NoCTCP : public ModeHandler\r{\r public:\r NoCTCP(InspIRCd* Instance) : ModeHandler(Instance, 'C', 0, 0, false, MODETYPE_CHANNEL, false) { }\r\r ModeAction OnModeChange(userrec* source, userrec* dest, chanrec* channel, std::string ¶meter, bool adding)\r {\r if (adding)\r {\r if (!channel->IsModeSet('C'))\r {\r channel->SetMode('C',true);\r return MODEACTION_ALLOW;\r }\r }\r else\r {\r if (channel->IsModeSet('C'))\r {\r channel->SetMode('C',false);\r return MODEACTION_ALLOW;\r }\r }\r\r return MODEACTION_DENY;\r }\r};\r\rclass ModuleNoCTCP : public Module\r{\r \r NoCTCP* nc;\r \r public:\r \r ModuleNoCTCP(InspIRCd* Me)\r : Module(Me)\r {\r \r nc = new NoCTCP(ServerInstance);\r if (!ServerInstance->AddMode(nc, 'C'))\r throw ModuleException("Could not add new modes!");\r }\r\r void Implements(char* List)\r {\r List[I_OnUserPreMessage] = List[I_OnUserPreNotice] = 1;\r }\r\r virtual int OnUserPreMessage(userrec* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list)\r {\r return OnUserPreNotice(user,dest,target_type,text,status,exempt_list);\r }\r \r virtual int OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list)\r {\r if ((target_type == TYPE_CHANNEL) && (IS_LOCAL(user)))\r {\r chanrec* c = (chanrec*)dest;\r if (c->IsModeSet('C'))\r {\r if ((text.length()) && (text[0] == '\1'))\r {\r if (strncmp(text.c_str(),"\1ACTION ",8))\r {\r user->WriteServ("492 %s %s :Can't send CTCP to channel (+C set)",user->nick, c->name);\r return 1;\r }\r }\r }\r }\r return 0;\r }\r\r virtual ~ModuleNoCTCP()\r {\r ServerInstance->Modes->DelMode(nc);\r DELETE(nc);\r }\r\r virtual Version GetVersion()\r {\r return Version(1,1,0,0,VF_COMMON|VF_VENDOR,API_VERSION);\r }\r};\r\rMODULE_INIT(ModuleNoCTCP)\r
\ No newline at end of file
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
+ *
+ * Copyright (C) 2019 linuxdaemon <linuxdaemon.irc@gmail.com>
+ * Copyright (C) 2019 Matt Schatz <genius3000@g3k.solutions>
+ * Copyright (C) 2013, 2017-2018, 2020 Sadie Powell <sadie@witchery.services>
+ * Copyright (C) 2012, 2019 Robby <robby@chatbelgie.be>
+ * Copyright (C) 2012 Attila Molnar <attilamolnar@hush.com>
+ * Copyright (C) 2009 Uli Schlachter <psychon@inspircd.org>
+ * Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
+ * Copyright (C) 2008 Robin Burchell <robin+git@viroteck.net>
+ * Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
+ * Copyright (C) 2006 Craig Edwards <brain@inspircd.org>
+ *
+ * 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"
+#include "modules/exemption.h"
+
+class NoCTCPUser : public SimpleUserModeHandler
+{
+public:
+ NoCTCPUser(Module* Creator)
+ : SimpleUserModeHandler(Creator, "u_noctcp", 'T')
+ {
+ if (!ServerInstance->Config->ConfValue("noctcp")->getBool("enableumode"))
+ DisableAutoRegister();
+ }
+};
+
+class ModuleNoCTCP : public Module
+{
+ CheckExemption::EventProvider exemptionprov;
+ SimpleChannelModeHandler nc;
+ NoCTCPUser ncu;
+
+ public:
+ ModuleNoCTCP()
+ : exemptionprov(this)
+ , nc(this, "noctcp", 'C')
+ , ncu(this)
+ {
+ }
+
+ Version GetVersion() CXX11_OVERRIDE
+ {
+ return Version("Adds channel mode C (noctcp) which allows channels to block messages which contain CTCPs.", VF_VENDOR);
+ }
+
+ ModResult OnUserPreMessage(User* user, const MessageTarget& target, MessageDetails& details) CXX11_OVERRIDE
+ {
+ if (!IS_LOCAL(user))
+ return MOD_RES_PASSTHRU;
+
+ std::string ctcpname;
+ if (!details.IsCTCP(ctcpname) || irc::equals(ctcpname, "ACTION"))
+ return MOD_RES_PASSTHRU;
+
+ switch (target.type)
+ {
+ case MessageTarget::TYPE_CHANNEL:
+ {
+ if (user->HasPrivPermission("channels/ignore-noctcp"))
+ return MOD_RES_PASSTHRU;
+
+ Channel* c = target.Get<Channel>();
+ const Channel::MemberMap& members = c->GetUsers();
+ for (Channel::MemberMap::const_iterator member = members.begin(); member != members.end(); ++member)
+ {
+ User* u = member->first;
+ if (u->IsModeSet(ncu))
+ details.exemptions.insert(u);
+ }
+
+ ModResult res = CheckExemption::Call(exemptionprov, user, c, "noctcp");
+ if (res == MOD_RES_ALLOW)
+ return MOD_RES_PASSTHRU;
+
+ if (c->IsModeSet(nc))
+ {
+ user->WriteNumeric(Numerics::CannotSendTo(c, "CTCPs", &nc));
+ return MOD_RES_DENY;
+ }
+
+ if (c->GetExtBanStatus(user, 'C') == MOD_RES_DENY)
+ {
+ user->WriteNumeric(Numerics::CannotSendTo(c, "CTCPs", 'C', "noctcp"));
+ return MOD_RES_DENY;
+ }
+ break;
+ }
+ case MessageTarget::TYPE_USER:
+ {
+ if (user->HasPrivPermission("users/ignore-noctcp"))
+ return MOD_RES_PASSTHRU;
+
+ User* u = target.Get<User>();
+ if (u->IsModeSet(ncu))
+ {
+ user->WriteNumeric(Numerics::CannotSendTo(u, "CTCPs", &ncu));
+ return MOD_RES_DENY;
+ }
+ break;
+ }
+ case MessageTarget::TYPE_SERVER:
+ break;
+ }
+ return MOD_RES_PASSTHRU;
+ }
+
+ void On005Numeric(std::map<std::string, std::string>& tokens) CXX11_OVERRIDE
+ {
+ tokens["EXTBAN"].push_back('C');
+ }
+};
+
+MODULE_INIT(ModuleNoCTCP)