src/coremods/core_xline/cmd_zline.cpp

   1 /*
   2  * InspIRCd -- Internet Relay Chat Daemon
   3  *
   4  *   Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
   5  *   Copyright (C) 2009 Matt Smith <dz@inspircd.org>
   6  *   Copyright (C) 2007-2008 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 #include "xline.h"
  24 #include "core_xline.h"
  25
  26 CommandZline::CommandZline(Module* parent)
  27         : Command(parent, "ZLINE", 1, 3)
  28 {
  29         flags_needed = 'o';
  30         Penalty = 0;
  31         syntax = "<ipmask> [<duration> :<reason>]";
  32 }
  33
  34 CmdResult CommandZline::Handle (const std::vector<std::string>& parameters, User *user)
  35 {
  36         std::string target = parameters[0];
  37
  38         if (parameters.size() >= 3)
  39         {
  40                 if (target.find('!') != std::string::npos)
  41                 {
  42                         user->WriteNotice("*** You cannot include a nickname in a zline, a zline must ban only an IP mask");
  43                         return CMD_FAILURE;
  44                 }
  45
  46                 User *u = ServerInstance->FindNick(target);
  47
  48                 if ((u) && (u->registered == REG_ALL))
  49                 {
  50                         target = u->GetIPString();
  51                 }
  52
  53                 const char* ipaddr = target.c_str();
  54
  55                 if (strchr(ipaddr,'@'))
  56                 {
  57                         while (*ipaddr != '@')
  58                                 ipaddr++;
  59                         ipaddr++;
  60                 }
  61
  62                 IPMatcher matcher;
  63                 if (InsaneBan::MatchesEveryone(ipaddr, matcher, user, "Z", "ipmasks"))
  64                         return CMD_FAILURE;
  65
  66                 unsigned long duration = InspIRCd::Duration(parameters[1]);
  67                 ZLine* zl = new ZLine(ServerInstance->Time(), duration, user->nick.c_str(), parameters[2].c_str(), ipaddr);
  68                 if (ServerInstance->XLines->AddLine(zl,user))
  69                 {
  70                         if (!duration)
  71                         {
  72                                 ServerInstance->SNO->WriteToSnoMask('x',"%s added permanent Z-line for %s: %s", user->nick.c_str(), ipaddr, parameters[2].c_str());
  73                         }
  74                         else
  75                         {
  76                                 time_t c_requires_crap = duration + ServerInstance->Time();
  77                                 std::string timestr = InspIRCd::TimeString(c_requires_crap);
  78                                 ServerInstance->SNO->WriteToSnoMask('x',"%s added timed Z-line for %s, expires on %s: %s",user->nick.c_str(),ipaddr,
  79                                                 timestr.c_str(), parameters[2].c_str());
  80                         }
  81                         ServerInstance->XLines->ApplyLines();
  82                 }
  83                 else
  84                 {
  85                         delete zl;
  86                         user->WriteNotice("*** Z-Line for " + std::string(ipaddr) + " already exists");
  87                 }
  88         }
  89         else
  90         {
  91                 if (ServerInstance->XLines->DelLine(target.c_str(),"Z",user))
  92                 {
  93                         ServerInstance->SNO->WriteToSnoMask('x',"%s removed Z-line on %s",user->nick.c_str(),target.c_str());
  94                 }
  95                 else
  96                 {
  97                         user->WriteNotice("*** Z-Line " + target + " not found in list, try /stats Z.");
  98                         return CMD_FAILURE;
  99                 }
 100         }
 101
 102         return CMD_SUCCESS;
 103 }
 104
 105 bool CommandZline::IPMatcher::Check(User* user, const std::string& ip) const
 106 {
 107         return InspIRCd::Match(user->GetIPString(), ip, ascii_case_insensitive_map);
 108 }