src/modules/m_sanick.cpp

   1 /*
   2  * InspIRCd -- Internet Relay Chat Daemon
   3  *
   4  *   Copyright (C) 2013, 2018 Sadie Powell <sadie@witchery.services>
   5  *   Copyright (C) 2012-2014, 2016 Attila Molnar <attilamolnar@hush.com>
   6  *   Copyright (C) 2012, 2019 Robby <robby@chatbelgie.be>
   7  *   Copyright (C) 2010 Craig Edwards <brain@inspircd.org>
   8  *   Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
   9  *   Copyright (C) 2007-2008 Robin Burchell <robin+git@viroteck.net>
  10  *   Copyright (C) 2007, 2009 Dennis Friis <peavey@inspircd.org>
  11  *
  12  * This file is part of InspIRCd.  InspIRCd is free software: you can
  13  * redistribute it and/or modify it under the terms of the GNU General Public
  14  * License as published by the Free Software Foundation, version 2.
  15  *
  16  * This program is distributed in the hope that it will be useful, but WITHOUT
  17  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  18  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
  19  * details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  23  */
  24
  25
  26 #include "inspircd.h"
  27
  28 /** Handle /SANICK
  29  */
  30 class CommandSanick : public Command
  31 {
  32  public:
  33         CommandSanick(Module* Creator) : Command(Creator,"SANICK", 2)
  34         {
  35                 allow_empty_last_param = false;
  36                 flags_needed = 'o'; syntax = "<nick> <newnick>";
  37                 TRANSLATE2(TR_NICK, TR_TEXT);
  38         }
  39
  40         CmdResult Handle(User* user, const Params& parameters) CXX11_OVERRIDE
  41         {
  42                 User* target = ServerInstance->FindNick(parameters[0]);
  43
  44                 /* Do local sanity checks and bails */
  45                 if (IS_LOCAL(user))
  46                 {
  47                         if (target && target->server->IsULine())
  48                         {
  49                                 user->WriteNumeric(ERR_NOPRIVILEGES, "Cannot use an SA command on a U-lined client");
  50                                 return CMD_FAILURE;
  51                         }
  52
  53                         if ((!target) || (target->registered != REG_ALL))
  54                         {
  55                                 user->WriteNotice("*** No such nickname: '" + parameters[0] + "'");
  56                                 return CMD_FAILURE;
  57                         }
  58
  59                         if (!ServerInstance->IsNick(parameters[1]))
  60                         {
  61                                 user->WriteNotice("*** Invalid nickname: '" + parameters[1] + "'");
  62                                 return CMD_FAILURE;
  63                         }
  64                 }
  65
  66                 /* Have we hit target's server yet? */
  67                 if (target && IS_LOCAL(target))
  68                 {
  69                         std::string oldnick = user->nick;
  70                         std::string newnick = target->nick;
  71                         if (target->ChangeNick(parameters[1]))
  72                         {
  73                                 ServerInstance->SNO->WriteGlobalSno('a', oldnick+" used SANICK to change "+newnick+" to "+parameters[1]);
  74                         }
  75                         else
  76                         {
  77                                 ServerInstance->SNO->WriteGlobalSno('a', oldnick+" failed SANICK (from "+newnick+" to "+parameters[1]+")");
  78                         }
  79                 }
  80
  81                 return CMD_SUCCESS;
  82         }
  83
  84         RouteDescriptor GetRouting(User* user, const Params& parameters) CXX11_OVERRIDE
  85         {
  86                 return ROUTE_OPT_UCAST(parameters[0]);
  87         }
  88 };
  89
  90
  91 class ModuleSanick : public Module
  92 {
  93         CommandSanick cmd;
  94  public:
  95         ModuleSanick()
  96                 : cmd(this)
  97         {
  98         }
  99
 100         Version GetVersion() CXX11_OVERRIDE
 101         {
 102                 return Version("Provides the SANICK command, allows opers to change the nicknames of users", VF_OPTCOMMON | VF_VENDOR);
 103         }
 104 };
 105
 106 MODULE_INIT(ModuleSanick)