-/* +------------------------------------+
- * | Inspire Internet Relay Chat Daemon |
- * +------------------------------------+
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
*
- * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
- * E-mail:
- * <brain@chatspike.net>
- * <Craig@chatspike.net>
- *
- * Written by Craig Edwards, Craig McLure, and others.
- * This program is free but copyrighted software; see
- * the file COPYING for details.
+ * Copyright (C) 2017 B00mX0r <b00mx0r@aureus.pw>
+ * Copyright (C) 2013, 2018, 2020 Sadie Powell <sadie@witchery.services>
+ * Copyright (C) 2012-2013, 2016, 2018 Attila Molnar <attilamolnar@hush.com>
+ * Copyright (C) 2012, 2019 Robby <robby@chatbelgie.be>
+ * Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
+ * Copyright (C) 2009 Uli Schlachter <psychon@inspircd.org>
+ * Copyright (C) 2008 Craig Edwards <brain@inspircd.org>
+ * Copyright (C) 2007 Robin Burchell <robin+git@viroteck.net>
+ * Copyright (C) 2007 Dennis Friis <peavey@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/>.
*/
-using namespace std;
-
-#include <stdio.h>
-#include <string>
-#include "users.h"
-#include "channels.h"
-#include "modules.h"
-#include "helperfuncs.h"
-/* $ModDesc: Provides support for /KNOCK and mode +K */
+#include "inspircd.h"
-static Server *Srv;
+enum
+{
+ // From UnrealIRCd.
+ ERR_CANNOTKNOCK = 480,
+
+ // From ircd-ratbox.
+ RPL_KNOCK = 710,
+ RPL_KNOCKDLVR = 711,
+ ERR_CHANOPEN = 713,
+ ERR_KNOCKONCHAN = 714
+};
-class cmd_knock : public command_t
+/** Handles the /KNOCK command
+ */
+class CommandKnock : public Command
{
+ SimpleChannelModeHandler& noknockmode;
+ ChanModeReference inviteonlymode;
+
public:
- cmd_knock () : command_t("KNOCK", 0, 2)
+ bool sendnotice;
+ bool sendnumeric;
+ CommandKnock(Module* Creator, SimpleChannelModeHandler& Noknockmode)
+ : Command(Creator,"KNOCK", 2, 2)
+ , noknockmode(Noknockmode)
+ , inviteonlymode(Creator, "inviteonly")
{
- this->source = "m_knock.so";
+ syntax = "<channel> :<reason>";
+ Penalty = 5;
}
-
- void Handle (char **parameters, int pcnt, userrec *user)
+
+ CmdResult Handle(User* user, const Params& parameters) CXX11_OVERRIDE
{
- chanrec* c = Srv->FindChannel(parameters[0]);
- std::string line = "";
+ Channel* c = ServerInstance->FindChan(parameters[0]);
+ if (!c)
+ {
+ user->WriteNumeric(Numerics::NoSuchChannel(parameters[0]));
+ return CMD_FAILURE;
+ }
- if (c->IsCustomModeSet('K'))
+ if (c->HasUser(user))
{
- WriteServ(user->fd,"480 %s :Can't KNOCK on %s, +K is set.",user->nick, c->name);
- return;
+ user->WriteNumeric(ERR_KNOCKONCHAN, c->name, InspIRCd::Format("Can't KNOCK on %s, you are already on that channel.", c->name.c_str()));
+ return CMD_FAILURE;
}
- for (int i = 1; i < pcnt - 1; i++)
+ if (c->IsModeSet(noknockmode))
{
- line = line + std::string(parameters[i]) + " ";
+ user->WriteNumeric(ERR_CANNOTKNOCK, InspIRCd::Format("Can't KNOCK on %s, +K is set.", c->name.c_str()));
+ return CMD_FAILURE;
}
- line = line + std::string(parameters[pcnt-1]);
- if (c->binarymodes & CM_INVITEONLY)
+ if (!c->IsModeSet(inviteonlymode))
{
- WriteChannelWithServ((char*)Srv->GetServerName().c_str(),c,"NOTICE %s :User %s is KNOCKing on %s (%s)",c->name,user->nick,c->name,line.c_str());
- WriteServ(user->fd,"NOTICE %s :KNOCKing on %s",user->nick,c->name);
- return;
+ user->WriteNumeric(ERR_CHANOPEN, c->name, InspIRCd::Format("Can't KNOCK on %s, channel is not invite only so knocking is pointless!", c->name.c_str()));
+ return CMD_FAILURE;
}
- else
+
+ if (sendnotice)
{
- WriteServ(user->fd,"480 %s :Can't KNOCK on %s, channel is not invite only so knocking is pointless!",user->nick, c->name);
- return;
+ c->WriteNotice(InspIRCd::Format("User %s is KNOCKing on %s (%s)", user->nick.c_str(), c->name.c_str(), parameters[1].c_str()));
+ user->WriteNotice("KNOCKing on " + c->name);
}
- }
-};
-class ModuleKnock : public Module
-{
- cmd_knock* mycommand;
- public:
- ModuleKnock(Server* Me)
- : Module::Module(Me)
- {
- Srv = Me;
- Srv->AddExtendedMode('K',MT_CHANNEL,false,0,0);
- mycommand = new cmd_knock();
- Srv->AddCommand(mycommand);
+ if (sendnumeric)
+ {
+ Numeric::Numeric numeric(RPL_KNOCK);
+ numeric.push(c->name).push(user->GetFullHost()).push("is KNOCKing: " + parameters[1]);
+
+ ClientProtocol::Messages::Numeric numericmsg(numeric, c->name);
+ c->Write(ServerInstance->GetRFCEvents().numeric, numericmsg);
+
+ user->WriteNumeric(RPL_KNOCKDLVR, c->name, "KNOCKing on channel");
+ }
+
+ return CMD_SUCCESS;
}
- void Implements(char* List)
+ RouteDescriptor GetRouting(User* user, const Params& parameters) CXX11_OVERRIDE
{
- List[I_On005Numeric] = List[I_OnExtendedMode] = 1;
+ return ROUTE_OPT_BCAST;
}
+};
- virtual void On005Numeric(std::string &output)
- {
- InsertMode(output,"K",4);
- }
+class ModuleKnock : public Module
+{
+ SimpleChannelModeHandler kn;
+ CommandKnock cmd;
- virtual ~ModuleKnock()
- {
- }
-
- virtual Version GetVersion()
+ public:
+ ModuleKnock()
+ : kn(this, "noknock", 'K')
+ , cmd(this, kn)
{
- return Version(1,0,0,1,VF_STATIC|VF_VENDOR);
}
-
- virtual int OnExtendedMode(userrec* user, void* target, char modechar, int type, bool mode_on, string_list ¶ms)
+
+ void ReadConfig(ConfigStatus& status) CXX11_OVERRIDE
{
- // check if this is our mode character...
- if ((modechar == 'K') && (type == MT_CHANNEL))
- {
- return 1;
+ std::string knocknotify = ServerInstance->Config->ConfValue("knock")->getString("notify");
+ if (stdalgo::string::equalsci(knocknotify, "numeric"))
+ {
+ cmd.sendnotice = false;
+ cmd.sendnumeric = true;
+ }
+ else if (stdalgo::string::equalsci(knocknotify, "both"))
+ {
+ cmd.sendnotice = true;
+ cmd.sendnumeric = true;
}
else
{
- return 0;
+ cmd.sendnotice = true;
+ cmd.sendnumeric = false;
}
}
-};
-
-// stuff down here is the module-factory stuff. For basic modules you can ignore this.
-
-class ModuleKnockFactory : public ModuleFactory
-{
- public:
- ModuleKnockFactory()
- {
- }
-
- ~ModuleKnockFactory()
+ Version GetVersion() CXX11_OVERRIDE
{
+ return Version("Adds the /KNOCK command which allows users to request access to an invite-only channel and channel mode K (noknock) which allows channels to disable usage of this command.", VF_OPTCOMMON | VF_VENDOR);
}
-
- virtual Module * CreateModule(Server* Me)
- {
- return new ModuleKnock(Me);
- }
-
};
-
-extern "C" void * init_module( void )
-{
- return new ModuleKnockFactory;
-}
-
+MODULE_INIT(ModuleKnock)