src/modules/m_userip.cpp

   1 /*
   2  * InspIRCd -- Internet Relay Chat Daemon
   3  *
   4  *   Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
   5  *   Copyright (C) 2005, 2007 Craig Edwards <craigedwards@brainbox.cc>
   6  *   Copyright (C) 2006 Robin Burchell <robin+git@viroteck.net>
   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 /USERIP
  25  */
  26 class CommandUserip : public Command
  27 {
  28  public:
  29         CommandUserip(Module* Creator) : Command(Creator,"USERIP", 1)
  30         {
  31                 syntax = "<nick> [<nick>]+";
  32         }
  33
  34         CmdResult Handle(User* user, const Params& parameters) CXX11_OVERRIDE
  35         {
  36                 std::string retbuf;
  37                 int nicks = 0;
  38                 bool checked_privs = false;
  39                 bool has_privs = false;
  40
  41                 for (size_t i = 0; i < parameters.size(); i++)
  42                 {
  43                         User *u = ServerInstance->FindNickOnly(parameters[i]);
  44                         if ((u) && (u->registered == REG_ALL))
  45                         {
  46                                 // Anyone may query their own IP
  47                                 if (u != user)
  48                                 {
  49                                         if (!checked_privs)
  50                                         {
  51                                                 // Do not trigger the insufficient priviliges message more than once
  52                                                 checked_privs = true;
  53                                                 has_privs = user->HasPrivPermission("users/auspex");
  54                                                 if (!has_privs)
  55                                                         user->WriteNumeric(ERR_NOPRIVILEGES, "Permission Denied - You do not have the required operator privileges");
  56                                         }
  57
  58                                         if (!has_privs)
  59                                                 continue;
  60                                 }
  61
  62                                 retbuf = retbuf + u->nick + (u->IsOper() ? "*" : "") + "=";
  63                                 if (u->IsAway())
  64                                         retbuf += "-";
  65                                 else
  66                                         retbuf += "+";
  67                                 retbuf += u->ident + "@" + u->GetIPString() + " ";
  68                                 nicks++;
  69                         }
  70                 }
  71
  72                 if (nicks != 0)
  73                         user->WriteNumeric(RPL_USERIP, retbuf);
  74
  75                 return CMD_SUCCESS;
  76         }
  77 };
  78
  79 class ModuleUserIP : public Module
  80 {
  81         CommandUserip cmd;
  82  public:
  83         ModuleUserIP()
  84                 : cmd(this)
  85         {
  86         }
  87
  88         void On005Numeric(std::map<std::string, std::string>& tokens) CXX11_OVERRIDE
  89         {
  90                 tokens["USERIP"];
  91         }
  92
  93         Version GetVersion() CXX11_OVERRIDE
  94         {
  95                 return Version("Provides the USERIP command", VF_VENDOR);
  96         }
  97 };
  98
  99 MODULE_INIT(ModuleUserIP)