src/modules/m_sajoin.cpp

   1 /*
   2  * InspIRCd -- Internet Relay Chat Daemon
   3  *
   4  *   Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
   5  *   Copyright (C) 2007 Robin Burchell <robin+git@viroteck.net>
   6  *   Copyright (C) 2004-2005, 2007 Craig Edwards <craigedwards@brainbox.cc>
   7  *
   8  * This file is part of InspIRCd.  InspIRCd is free software: you can
   9  * redistribute it and/or modify it under the terms of the GNU General Public
  10  * License as published by the Free Software Foundation, version 2.
  11  *
  12  * This program is distributed in the hope that it will be useful, but WITHOUT
  13  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  14  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
  15  * details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19  */
  20
  21
  22 #include "inspircd.h"
  23
  24 /** Handle /SAJOIN
  25  */
  26 class CommandSajoin : public Command
  27 {
  28  public:
  29         CommandSajoin(Module* Creator) : Command(Creator,"SAJOIN", 1)
  30         {
  31                 allow_empty_last_param = false;
  32                 flags_needed = 'o'; Penalty = 0; syntax = "[<nick>] <channel>";
  33                 TRANSLATE2(TR_NICK, TR_TEXT);
  34         }
  35
  36         CmdResult Handle (const std::vector<std::string>& parameters, User *user)
  37         {
  38                 const std::string& channel = parameters.size() > 1 ? parameters[1] : parameters[0];
  39                 const std::string& nickname = parameters.size() > 1 ? parameters[0] : user->nick;
  40
  41                 User* dest = ServerInstance->FindNick(nickname);
  42                 if ((dest) && (dest->registered == REG_ALL))
  43                 {
  44                         if (user != dest && !user->HasPrivPermission("users/sajoin-others", false))
  45                         {
  46                                 user->WriteNotice("*** You are not allowed to /SAJOIN other users (the privilege users/sajoin-others is needed to /SAJOIN others).");
  47                                 return CMD_FAILURE;
  48                         }
  49
  50                         if (dest->server->IsULine())
  51                         {
  52                                 user->WriteNumeric(ERR_NOPRIVILEGES, ":Cannot use an SA command on a u-lined client");
  53                                 return CMD_FAILURE;
  54                         }
  55                         if (IS_LOCAL(user) && !ServerInstance->IsChannel(channel))
  56                         {
  57                                 /* we didn't need to check this for each character ;) */
  58                                 user->WriteNotice("*** Invalid characters in channel name or name too long");
  59                                 return CMD_FAILURE;
  60                         }
  61
  62                         /* For local users, we call Channel::JoinUser which may create a channel and set its TS.
  63                          * For non-local users, we just return CMD_SUCCESS, knowing this will propagate it where it needs to be
  64                          * and then that server will handle the command.
  65                          */
  66                         LocalUser* localuser = IS_LOCAL(dest);
  67                         if (localuser)
  68                         {
  69                                 Channel* n = Channel::JoinUser(localuser, channel, true);
  70                                 if (n && n->HasUser(dest))
  71                                 {
  72                                         ServerInstance->SNO->WriteGlobalSno('a', user->nick+" used SAJOIN to make "+dest->nick+" join "+channel);
  73                                         return CMD_SUCCESS;
  74                                 }
  75                                 else
  76                                 {
  77                                         user->WriteNotice("*** Could not join "+dest->nick+" to "+channel);
  78                                         return CMD_FAILURE;
  79                                 }
  80                         }
  81                         else
  82                         {
  83                                 return CMD_SUCCESS;
  84                         }
  85                 }
  86                 else
  87                 {
  88                         user->WriteNotice("*** No such nickname "+nickname);
  89                         return CMD_FAILURE;
  90                 }
  91         }
  92
  93         RouteDescriptor GetRouting(User* user, const std::vector<std::string>& parameters)
  94         {
  95                 User* dest = ServerInstance->FindNick(parameters[0]);
  96                 if (dest)
  97                         return ROUTE_OPT_UCAST(dest->server);
  98                 return ROUTE_LOCALONLY;
  99         }
 100 };
 101
 102 class ModuleSajoin : public Module
 103 {
 104         CommandSajoin cmd;
 105  public:
 106         ModuleSajoin()
 107                 : cmd(this)
 108         {
 109         }
 110
 111         Version GetVersion() CXX11_OVERRIDE
 112         {
 113                 return Version("Provides command SAJOIN to allow opers to force-join users to channels", VF_OPTCOMMON | VF_VENDOR);
 114         }
 115 };
 116
 117 MODULE_INIT(ModuleSajoin)