X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_knock.cpp;h=e7e55f0e90216f5469b061ffc4199d8c5b3303f0;hb=80e81e3b81b779901fd9d67f8ae030ee30c0bcec;hp=9553b619e17b31a96acb989c1d6923f577998f60;hpb=eb4229deed0281ae566ef7e55a144e5d3183a4b2;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/modules/m_knock.cpp b/src/modules/m_knock.cpp index 9553b619e..e7e55f0e9 100644 --- a/src/modules/m_knock.cpp +++ b/src/modules/m_knock.cpp @@ -1,141 +1,152 @@ -/* +------------------------------------+ - * | Inspire Internet Relay Chat Daemon | - * +------------------------------------+ +/* + * InspIRCd -- Internet Relay Chat Daemon * - * Inspire is copyright (C) 2002-2004 ChatSpike-Dev. - * E-mail: - * - * - * - * 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 + * Copyright (C) 2013, 2018, 2020 Sadie Powell + * Copyright (C) 2012-2013, 2016, 2018 Attila Molnar + * Copyright (C) 2012, 2019 Robby + * Copyright (C) 2009-2010 Daniel De Graaf + * Copyright (C) 2009 Uli Schlachter + * Copyright (C) 2007 Robin Burchell + * Copyright (C) 2007 Dennis Friis + * Copyright (C) 2004, 2006, 2008, 2010 Craig Edwards * - * --------------------------------------------------- + * 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 . */ -#include -#include -#include "users.h" -#include "channels.h" -#include "modules.h" -#include "helperfuncs.h" -/* $ModDesc: Provides support for /KNOCK and mode +K */ +#include "inspircd.h" -Server *Srv; - -void handle_knock(char **parameters, int pcnt, userrec *user) +enum { - chanrec* c = Srv->FindChannel(parameters[0]); - std::string line = ""; + // From UnrealIRCd. + ERR_CANNOTKNOCK = 480, - for (int i = 1; i < pcnt - 1; i++) - { - line = line + std::string(parameters[i]) + " "; - } - line = line + std::string(parameters[pcnt-1]); + // From ircd-ratbox. + RPL_KNOCK = 710, + RPL_KNOCKDLVR = 711, + ERR_CHANOPEN = 713, + ERR_KNOCKONCHAN = 714 +}; - if (c->IsCustomModeSet('K')) - { - WriteServ(user->fd,"480 %s :Can't KNOCK on %s, +K is set.",user->nick, c->name); - return; - } - if (c->binarymodes & CM_INVITEONLY) +/** Handles the /KNOCK command + */ +class CommandKnock : public Command +{ + SimpleChannelModeHandler& noknockmode; + ChanModeReference inviteonlymode; + + public: + bool sendnotice; + bool sendnumeric; + CommandKnock(Module* Creator, SimpleChannelModeHandler& Noknockmode) + : Command(Creator,"KNOCK", 2, 2) + , noknockmode(Noknockmode) + , inviteonlymode(Creator, "inviteonly") { - 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; + syntax = " :"; + Penalty = 5; } - else + + CmdResult Handle(User* user, const Params& parameters) CXX11_OVERRIDE { - WriteServ(user->fd,"480 %s :Can't KNOCK on %s, channel is not invite only so knocking is pointless!",user->nick, c->name); - return; - } -} + Channel* c = ServerInstance->FindChan(parameters[0]); + if (!c) + { + user->WriteNumeric(Numerics::NoSuchChannel(parameters[0])); + return CMD_FAILURE; + } + if (c->HasUser(user)) + { + 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; + } -class ModuleKnock : public Module -{ - public: - ModuleKnock() - { - Srv = new Server; - - Srv->AddExtendedMode('K',MT_CHANNEL,false,0,0); - Srv->AddCommand("KNOCK",handle_knock,0,2,"m_knock.so"); - } + if (c->IsModeSet(noknockmode)) + { + user->WriteNumeric(ERR_CANNOTKNOCK, InspIRCd::Format("Can't KNOCK on %s, +K is set.", c->name.c_str())); + return CMD_FAILURE; + } - virtual void On005Numeric(std::string &output) - { - std::stringstream line(output); - std::string temp1, temp2; - while (!line.eof()) - { - line >> temp1; - if (temp1.substr(0,10) == "CHANMODES=") - { - // append the chanmode to the end - temp1 = temp1.substr(10,temp1.length()); - temp1 = "CHANMODES=" + temp1 + "K"; - } - temp2 = temp2 + temp1 + " "; - } - if (temp2.length()) + if (!c->IsModeSet(inviteonlymode)) { - output = temp2.substr(0,temp2.length()-1) + std::string(" KNOCK"); + 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 output = output + std::string(" KNOCK"); - } - virtual ~ModuleKnock() - { - delete Srv; - } - - virtual Version GetVersion() - { - 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) - { - // check if this is our mode character... - if ((modechar == 'K') && (type == MT_CHANNEL)) - { - return 1; + if (sendnotice) + { + 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); } - else + + if (sendnumeric) { - return 0; + 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; } + RouteDescriptor GetRouting(User* user, const Params& parameters) CXX11_OVERRIDE + { + return ROUTE_OPT_BCAST; + } }; -// stuff down here is the module-factory stuff. For basic modules you can ignore this. - -class ModuleKnockFactory : public ModuleFactory +class ModuleKnock : public Module { + SimpleChannelModeHandler kn; + CommandKnock cmd; + public: - ModuleKnockFactory() + ModuleKnock() + : kn(this, "noknock", 'K') + , cmd(this, kn) { } - - ~ModuleKnockFactory() + + void ReadConfig(ConfigStatus& status) CXX11_OVERRIDE { + 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 + { + cmd.sendnotice = true; + cmd.sendnumeric = false; + } } - - virtual Module * CreateModule() + + Version GetVersion() CXX11_OVERRIDE { - return new ModuleKnock; + 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); } - }; - -extern "C" void * init_module( void ) -{ - return new ModuleKnockFactory; -} - +MODULE_INIT(ModuleKnock)