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 /* $ModDesc: Provides command SAJOIN to allow opers to force-join users to channels */
  25
  26 /** Handle /SAJOIN
  27  */
  28 class CommandSajoin : public Command
  29 {
  30  public:
  31         CommandSajoin(Module* Creator) : Command(Creator,"SAJOIN", 2)
  32         {
  33                 allow_empty_last_param = false;
  34                 flags_needed = 'o'; Penalty = 0; syntax = "<nick> <channel>";
  35                 TRANSLATE3(TR_NICK, TR_TEXT, TR_END);
  36         }
  37
  38         CmdResult Handle (const std::vector<std::string>& parameters, User *user)
  39         {
  40                 User* dest = ServerInstance->FindNick(parameters[0]);
  41                 if ((dest) && (dest->registered == REG_ALL))
  42                 {
  43                         if (ServerInstance->ULine(dest->server))
  44                         {
  45                                 user->WriteNumeric(ERR_NOPRIVILEGES, "%s :Cannot use an SA command on a u-lined client",user->nick.c_str());
  46                                 return CMD_FAILURE;
  47                         }
  48                         if (IS_LOCAL(user) && !ServerInstance->IsChannel(parameters[1]))
  49                         {
  50                                 /* we didn't need to check this for each character ;) */
  51                                 user->WriteNotice("*** Invalid characters in channel name or name too long");
  52                                 return CMD_FAILURE;
  53                         }
  54
  55                         /* For local users, we call Channel::JoinUser which may create a channel and set its TS.
  56                          * For non-local users, we just return CMD_SUCCESS, knowing this will propagate it where it needs to be
  57                          * and then that server will handle the command.
  58                          */
  59                         LocalUser* localuser = IS_LOCAL(dest);
  60                         if (localuser)
  61                         {
  62                                 Channel* n = Channel::JoinUser(localuser, parameters[1], true);
  63                                 if (n)
  64                                 {
  65                                         if (n->HasUser(dest))
  66                                         {
  67                                                 ServerInstance->SNO->WriteToSnoMask('a', user->nick+" used SAJOIN to make "+dest->nick+" join "+parameters[1]);
  68                                                 return CMD_SUCCESS;
  69                                         }
  70                                         else
  71                                         {
  72                                                 user->WriteNotice("*** Could not join "+dest->nick+" to "+parameters[1]+" (User is probably banned, or blocking modes)");
  73                                                 return CMD_FAILURE;
  74                                         }
  75                                 }
  76                                 else
  77                                 {
  78                                         user->WriteNotice("*** Could not join "+dest->nick+" to "+parameters[1]);
  79                                         return CMD_FAILURE;
  80                                 }
  81                         }
  82                         else
  83                         {
  84                                 ServerInstance->SNO->WriteToSnoMask('a', user->nick+" sent remote SAJOIN to make "+dest->nick+" join "+parameters[1]);
  85                                 return CMD_SUCCESS;
  86                         }
  87                 }
  88                 else
  89                 {
  90                         user->WriteNotice("*** No such nickname "+parameters[0]);
  91                         return CMD_FAILURE;
  92                 }
  93         }
  94
  95         RouteDescriptor GetRouting(User* user, const std::vector<std::string>& parameters)
  96         {
  97                 User* dest = ServerInstance->FindNick(parameters[0]);
  98                 if (dest)
  99                         return ROUTE_OPT_UCAST(dest->server);
 100                 return ROUTE_LOCALONLY;
 101         }
 102 };
 103
 104 class ModuleSajoin : public Module
 105 {
 106         CommandSajoin cmd;
 107  public:
 108         ModuleSajoin()
 109                 : cmd(this)
 110         {
 111         }
 112
 113         void init() CXX11_OVERRIDE
 114         {
 115                 ServerInstance->Modules->AddService(cmd);
 116         }
 117
 118         Version GetVersion() CXX11_OVERRIDE
 119         {
 120                 return Version("Provides command SAJOIN to allow opers to force-join users to channels", VF_OPTCOMMON | VF_VENDOR);
 121         }
 122 };
 123
 124 MODULE_INIT(ModuleSajoin)