src/modules/m_tline.cpp

   1 /*
   2  * InspIRCd -- Internet Relay Chat Daemon
   3  *
   4  *   Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
   5  *   Copyright (C) 2006-2007 Craig Edwards <craigedwards@brainbox.cc>
   6  *
   7  * This file is part of InspIRCd.  InspIRCd is free software: you can
   8  * redistribute it and/or modify it under the terms of the GNU General Public
   9  * License as published by the Free Software Foundation, version 2.
  10  *
  11  * This program is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  13  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
  14  * details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20
  21 #include "inspircd.h"
  22
  23 /** Handle /TLINE
  24  */
  25 class CommandTline : public Command
  26 {
  27  public:
  28         CommandTline(Module* Creator) : Command(Creator,"TLINE", 1)
  29         {
  30                 flags_needed = 'o'; this->syntax = "<mask>";
  31         }
  32
  33         CmdResult Handle(User* user, const Params& parameters) CXX11_OVERRIDE
  34         {
  35                 unsigned int n_matched = 0;
  36                 unsigned int n_match_host = 0;
  37                 unsigned int n_match_ip = 0;
  38
  39                 const user_hash& users = ServerInstance->Users->GetUsers();
  40                 for (user_hash::const_iterator u = users.begin(); u != users.end(); ++u)
  41                 {
  42                         if (InspIRCd::Match(u->second->GetFullRealHost(),parameters[0]))
  43                         {
  44                                 n_matched++;
  45                                 n_match_host++;
  46                         }
  47                         else
  48                         {
  49                                 std::string host = u->second->ident + "@" + u->second->GetIPString();
  50                                 if (InspIRCd::MatchCIDR(host, parameters[0]))
  51                                 {
  52                                         n_matched++;
  53                                         n_match_ip++;
  54                                 }
  55                         }
  56                 }
  57
  58                 unsigned long n_counted = users.size();
  59                 if (n_matched)
  60                 {
  61                         float p = (n_matched / (float)n_counted) * 100;
  62                         user->WriteNotice(InspIRCd::Format("*** TLINE: Counted %lu user(s). Matched '%s' against %u user(s) (%0.2f%% of the userbase). %u by hostname and %u by IP address.", n_counted, parameters[0].c_str(), n_matched, p, n_match_host, n_match_ip));
  63                 }
  64                 else
  65                         user->WriteNotice(InspIRCd::Format("*** TLINE: Counted %lu user(s). Matched '%s' against no user(s).", n_counted, parameters[0].c_str()));
  66
  67                 return CMD_SUCCESS;
  68         }
  69 };
  70
  71 class ModuleTLine : public Module
  72 {
  73         CommandTline cmd;
  74  public:
  75         ModuleTLine()
  76                 : cmd(this)
  77         {
  78         }
  79
  80         Version GetVersion() CXX11_OVERRIDE
  81         {
  82                 return Version("Provides /tline command used to test who a mask matches", VF_VENDOR);
  83         }
  84 };
  85
  86 MODULE_INIT(ModuleTLine)