X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_swhois.cpp;h=0d810e5693bba020004763568012498b58b87982;hb=3151d60c1ecc9462e4c335282ee6c31672f45111;hp=5df5fe4eb56b17aa1aaf87d28ed242ff1d59bc32;hpb=bab14f0dd2345c9d7dcbc47c918563709e1ac094;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/modules/m_swhois.cpp b/src/modules/m_swhois.cpp index 5df5fe4eb..0d810e569 100644 --- a/src/modules/m_swhois.cpp +++ b/src/modules/m_swhois.cpp @@ -1 +1,166 @@ -/* +------------------------------------+ * | Inspire Internet Relay Chat Daemon | * +------------------------------------+ * * InspIRCd: (C) 2002-2007 InspIRCd Development Team * See: http://www.inspircd.org/wiki/index.php/Credits * * This program is free but copyrighted software; see * the file COPYING for details. * * --------------------------------------------------- */ #include "inspircd.h" #include "users.h" #include "channels.h" #include "modules.h" /* $ModDesc: Provides the SWHOIS command which allows setting of arbitary WHOIS lines */ /** Handle /SWHOIS */ class cmd_swhois : public command_t { public: cmd_swhois (InspIRCd* Instance) : command_t(Instance,"SWHOIS",'o',2) { this->source = "m_swhois.so"; syntax = " "; } CmdResult Handle(const char** parameters, int pcnt, userrec* user) { userrec* dest = ServerInstance->FindNick(parameters[0]); if (!dest) { user->WriteServ("401 %s %s :No such nick/channel", user->nick, parameters[0]); return CMD_FAILURE; } if (!*parameters[1]) { user->WriteServ("NOTICE %s :*** SWHOIS: Whois line must be specified", user->nick); return CMD_FAILURE; } std::string line; for (int i = 1; i < pcnt; i++) { if (i != 1) line.append(" "); line.append(parameters[i]); } std::string* text; dest->GetExt("swhois", text); if (text) { // We already had it set... if (!ServerInstance->ULine(user->server)) // Ulines set SWHOISes silently ServerInstance->WriteOpers("*** %s used SWHOIS to set %s's extra whois from '%s' to '%s'", user->nick, dest->nick, text->c_str(), line.c_str()); dest->Shrink("swhois"); DELETE(text); } else if (!ServerInstance->ULine(user->server)) { // Ulines set SWHOISes silently ServerInstance->WriteOpers("*** %s used SWHOIS to set %s's extra whois to '%s'", user->nick, dest->nick, line.c_str()); } text = new std::string(line); dest->Extend("swhois", text); return CMD_SUCCESS; } }; class ModuleSWhois : public Module { cmd_swhois* mycommand; ConfigReader* Conf; public: ModuleSWhois(InspIRCd* Me) : Module(Me) { Conf = new ConfigReader(ServerInstance); mycommand = new cmd_swhois(ServerInstance); ServerInstance->AddCommand(mycommand); } void OnRehash(userrec* user, const std::string ¶meter) { DELETE(Conf); Conf = new ConfigReader(ServerInstance); } void Implements(char* List) { List[I_OnDecodeMetaData] = List[I_OnWhoisLine] = List[I_OnSyncUserMetaData] = List[I_OnUserQuit] = List[I_OnCleanup] = List[I_OnRehash] = List[I_OnPostCommand] = 1; } // :kenny.chatspike.net 320 Brain Azhrarn :is getting paid to play games. int OnWhoisLine(userrec* user, userrec* dest, int &numeric, std::string &text) { /* We use this and not OnWhois because this triggers for remote, too */ if (numeric == 312) { /* Insert our numeric before 312 */ std::string* swhois; dest->GetExt("swhois", swhois); if (swhois) { ServerInstance->SendWhoisLine(user, dest, 320, "%s %s :%s",user->nick,dest->nick,swhois->c_str()); } } /* Dont block anything */ return 0; } // Whenever the linking module wants to send out data, but doesnt know what the data // represents (e.g. it is metadata, added to a userrec or chanrec by a module) then // this method is called. We should use the ProtoSendMetaData function after we've // corrected decided how the data should look, to send the metadata on its way if // it is ours. virtual void OnSyncUserMetaData(userrec* user, Module* proto, void* opaque, const std::string &extname, bool displayable) { // check if the linking module wants to know about OUR metadata if (extname == "swhois") { // check if this user has an swhois field to send std::string* swhois; user->GetExt("swhois", swhois); if (swhois) { // call this function in the linking module, let it format the data how it // sees fit, and send it on its way. We dont need or want to know how. proto->ProtoSendMetaData(opaque,TYPE_USER,user,extname,*swhois); } } } // when a user quits, tidy up their metadata virtual void OnUserQuit(userrec* user, const std::string &message, const std::string &oper_message) { std::string* swhois; user->GetExt("swhois", swhois); if (swhois) { user->Shrink("swhois"); DELETE(swhois); } } // if the module is unloaded, tidy up all our dangling metadata virtual void OnCleanup(int target_type, void* item) { if (target_type == TYPE_USER) { userrec* user = (userrec*)item; std::string* swhois; user->GetExt("swhois", swhois); if (swhois) { user->Shrink("swhois"); DELETE(swhois); } } } // Whenever the linking module receives metadata from another server and doesnt know what // to do with it (of course, hence the 'meta') it calls this method, and it is up to each // module in turn to figure out if this metadata key belongs to them, and what they want // to do with it. // In our case we're only sending a single string around, so we just construct a std::string. // Some modules will probably get much more complex and format more detailed structs and classes // in a textual way for sending over the link. virtual void OnDecodeMetaData(int target_type, void* target, const std::string &extname, const std::string &extdata) { // check if its our metadata key, and its associated with a user if ((target_type == TYPE_USER) && (extname == "swhois")) { userrec* dest = (userrec*)target; // if they dont already have an swhois field, accept the remote server's std::string* text; if (!dest->GetExt("swhois", text)) { std::string* text = new std::string(extdata); dest->Extend("swhois",text); } } } virtual void OnPostCommand(const std::string &command, const char **params, int pcnt, userrec *user, CmdResult result, const std::string &original_line) { if ((command != "OPER") || (result != CMD_SUCCESS)) return; std::string swhois; for (int i = 0; i < Conf->Enumerate("oper"); i++) { std::string name = Conf->ReadValue("oper", "name", i); if (name == params[0]) { swhois = Conf->ReadValue("oper", "swhois", i); break; } } if (!swhois.length()) { for (int i = 0; i < Conf->Enumerate("type"); i++) { std::string type = Conf->ReadValue("type", "name", i); if (type == user->oper) { swhois = Conf->ReadValue("type", "swhois", i); break; } } } std::string *old; if (user->GetExt("swhois", old)) { user->Shrink("swhois"); DELETE(old); } if (!swhois.length()) return; std::string *text = new std::string(swhois); user->Extend("swhois", text); std::deque* metadata = new std::deque; metadata->push_back(user->nick); metadata->push_back("swhois"); // The metadata id metadata->push_back(*text); // The value to send Event event((char*)metadata,(Module*)this,"send_metadata"); event.Send(ServerInstance); delete metadata; } virtual ~ModuleSWhois() { DELETE(Conf); } virtual Version GetVersion() { return Version(1,1,0,0,VF_VENDOR,API_VERSION); } }; MODULE_INIT(ModuleSWhois) \ No newline at end of file +/* + * InspIRCd -- Internet Relay Chat Daemon + * + * Copyright (C) 2012-2016 Attila Molnar + * Copyright (C) 2012-2013, 2017-2018, 2020 Sadie Powell + * Copyright (C) 2012 Robby + * Copyright (C) 2009 Daniel De Graaf + * Copyright (C) 2007-2008 Robin Burchell + * Copyright (C) 2007, 2010 Craig Edwards + * Copyright (C) 2007 Dennis Friis + * + * 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 "inspircd.h" +#include "modules/whois.h" + +enum +{ + // From UnrealIRCd. + RPL_WHOISSPECIAL = 320 +}; + +/** Handle /SWHOIS + */ +class CommandSwhois : public Command +{ + public: + LocalIntExt operblock; + StringExtItem swhois; + CommandSwhois(Module* Creator) + : Command(Creator, "SWHOIS", 2, 2) + , operblock("swhois_operblock", ExtensionItem::EXT_USER, Creator) + , swhois("swhois", ExtensionItem::EXT_USER, Creator) + { + flags_needed = 'o'; + syntax = " :"; + TRANSLATE2(TR_NICK, TR_TEXT); + } + + CmdResult Handle(User* user, const Params& parameters) CXX11_OVERRIDE + { + User* dest = ServerInstance->FindNick(parameters[0]); + + if (!dest) // allow setting swhois using SWHOIS before reg + { + user->WriteNumeric(Numerics::NoSuchNick(parameters[0])); + return CMD_FAILURE; + } + + std::string* text = swhois.get(dest); + if (text) + { + // We already had it set... + if (!user->server->IsULine()) + // Ulines set SWHOISes silently + ServerInstance->SNO->WriteGlobalSno('a', "%s used SWHOIS to set %s's extra whois from '%s' to '%s'", user->nick.c_str(), dest->nick.c_str(), text->c_str(), parameters[1].c_str()); + } + else if (!user->server->IsULine()) + { + // Ulines set SWHOISes silently + ServerInstance->SNO->WriteGlobalSno('a', "%s used SWHOIS to set %s's extra whois to '%s'", user->nick.c_str(), dest->nick.c_str(), parameters[1].c_str()); + } + + operblock.set(user, 0); + if (parameters[1].empty()) + swhois.unset(dest); + else + swhois.set(dest, parameters[1]); + + /* Bug #376 - feature request - + * To cut down on the amount of commands services etc have to recognise, this only sends METADATA across the network now + * not an actual SWHOIS command. Any SWHOIS command sent from services will be automatically translated to METADATA by this. + * Sorry w00t i know this was your fix, but i got bored and wanted to clear down the tracker :) + * -- Brain + */ + ServerInstance->PI->SendMetaData(dest, "swhois", parameters[1]); + + return CMD_SUCCESS; + } + +}; + +class ModuleSWhois : public Module, public Whois::LineEventListener +{ + CommandSwhois cmd; + + public: + ModuleSWhois() + : Whois::LineEventListener(this) + , cmd(this) + { + } + + // :kenny.chatspike.net 320 Brain Azhrarn :is getting paid to play games. + ModResult OnWhoisLine(Whois::Context& whois, Numeric::Numeric& numeric) CXX11_OVERRIDE + { + /* We use this and not OnWhois because this triggers for remote, too */ + if (numeric.GetNumeric() == 312) + { + /* Insert our numeric before 312 */ + std::string* swhois = cmd.swhois.get(whois.GetTarget()); + if (swhois) + { + whois.SendLine(RPL_WHOISSPECIAL, *swhois); + } + } + + /* Dont block anything */ + return MOD_RES_PASSTHRU; + } + + void OnPostOper(User* user, const std::string &opertype, const std::string &opername) CXX11_OVERRIDE + { + if (!IS_LOCAL(user)) + return; + + std::string swhois = user->oper->getConfig("swhois"); + + if (!swhois.length()) + return; + + cmd.operblock.set(user, 1); + cmd.swhois.set(user, swhois); + ServerInstance->PI->SendMetaData(user, "swhois", swhois); + } + + void OnPostDeoper(User* user) CXX11_OVERRIDE + { + std::string* swhois = cmd.swhois.get(user); + if (!swhois) + return; + + if (!cmd.operblock.get(user)) + return; + + cmd.operblock.set(user, 0); + cmd.swhois.unset(user); + ServerInstance->PI->SendMetaData(user, "swhois", ""); + } + + void OnDecodeMetaData(Extensible* target, const std::string& extname, const std::string&) CXX11_OVERRIDE + { + User* dest = static_cast(target); + if (dest && (extname == "swhois")) + cmd.operblock.set(dest, 0); + } + + Version GetVersion() CXX11_OVERRIDE + { + return Version("Adds the /SWHOIS command which adds custom lines to a user's WHOIS response.", VF_OPTCOMMON | VF_VENDOR); + } +}; + +MODULE_INIT(ModuleSWhois)