src/modules/m_svshold.cpp

   1 /*
   2  * InspIRCd -- Internet Relay Chat Daemon
   3  *
   4  *   Copyright (C) 2006-2008 Robin Burchell <robin+git@viroteck.net>
   5  *   Copyright (C) 2008 Pippijn van Steenhoven <pip88nl@gmail.com>
   6  *   Copyright (C) 2006-2008 Dennis Friis <peavey@inspircd.org>
   7  *   Copyright (C) 2006 Craig Edwards <craigedwards@brainbox.cc>
   8  *
   9  * This file is part of InspIRCd.  InspIRCd is free software: you can
  10  * redistribute it and/or modify it under the terms of the GNU General Public
  11  * License as published by the Free Software Foundation, version 2.
  12  *
  13  * This program is distributed in the hope that it will be useful, but WITHOUT
  14  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  15  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
  16  * details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20  */
  21
  22
  23 #include "inspircd.h"
  24 #include "xline.h"
  25
  26 /** Holds a SVSHold item
  27  */
  28 class SVSHold : public XLine
  29 {
  30 public:
  31         std::string nickname;
  32
  33         SVSHold(time_t s_time, long d, const std::string& src, const std::string& re, const std::string& nick)
  34                 : XLine(s_time, d, src, re, "SVSHOLD")
  35         {
  36                 this->nickname = nick;
  37         }
  38
  39         bool Matches(User *u)
  40         {
  41                 if (u->nick == nickname)
  42                         return true;
  43                 return false;
  44         }
  45
  46         bool Matches(const std::string &s)
  47         {
  48                 return InspIRCd::Match(s, nickname);
  49         }
  50
  51         const std::string& Displayable()
  52         {
  53                 return nickname;
  54         }
  55 };
  56
  57 /** An XLineFactory specialized to generate SVSHOLD pointers
  58  */
  59 class SVSHoldFactory : public XLineFactory
  60 {
  61  public:
  62         SVSHoldFactory() : XLineFactory("SVSHOLD") { }
  63
  64         /** Generate a shun
  65         */
  66         XLine* Generate(time_t set_time, long duration, std::string source, std::string reason, std::string xline_specific_mask)
  67         {
  68                 return new SVSHold(set_time, duration, source, reason, xline_specific_mask);
  69         }
  70
  71         bool AutoApplyToUserList(XLine *x)
  72         {
  73                 return false;
  74         }
  75 };
  76
  77 /** Handle /SVSHold
  78  */
  79 class CommandSvshold : public Command
  80 {
  81  public:
  82         CommandSvshold(Module* Creator) : Command(Creator, "SVSHOLD", 1)
  83         {
  84                 flags_needed = 'o'; this->syntax = "<nickname> [<duration> :<reason>]";
  85         }
  86
  87         CmdResult Handle(const std::vector<std::string> &parameters, User *user)
  88         {
  89                 /* syntax: svshold nickname time :reason goes here */
  90                 /* 'time' is a human-readable timestring, like 2d3h2s. */
  91
  92                 if (!ServerInstance->ULine(user->server))
  93                 {
  94                         /* don't allow SVSHOLD from non-ulined clients */
  95                         return CMD_FAILURE;
  96                 }
  97
  98                 if (parameters.size() == 1)
  99                 {
 100                         if (ServerInstance->XLines->DelLine(parameters[0].c_str(), "SVSHOLD", user))
 101                         {
 102                                 ServerInstance->SNO->WriteToSnoMask('x',"%s removed SVSHOLD on %s",user->nick.c_str(),parameters[0].c_str());
 103                         }
 104                         else
 105                         {
 106                                 user->WriteNotice("*** SVSHOLD " + parameters[0] + " not found in list, try /stats S.");
 107                         }
 108                 }
 109                 else
 110                 {
 111                         if (parameters.size() < 3)
 112                                 return CMD_FAILURE;
 113
 114                         unsigned long duration = InspIRCd::Duration(parameters[1]);
 115                         SVSHold* r = new SVSHold(ServerInstance->Time(), duration, user->nick.c_str(), parameters[2].c_str(), parameters[0].c_str());
 116
 117                         if (ServerInstance->XLines->AddLine(r, user))
 118                         {
 119                                 if (!duration)
 120                                 {
 121                                         ServerInstance->SNO->WriteGlobalSno('x', "%s added permanent SVSHOLD for %s: %s", user->nick.c_str(), parameters[0].c_str(), parameters[2].c_str());
 122                                 }
 123                                 else
 124                                 {
 125                                         time_t c_requires_crap = duration + ServerInstance->Time();
 126                                         std::string timestr = ServerInstance->TimeString(c_requires_crap);
 127                                         ServerInstance->SNO->WriteGlobalSno('x', "%s added timed SVSHOLD for %s, expires on %s: %s", user->nick.c_str(), parameters[0].c_str(), timestr.c_str(), parameters[2].c_str());
 128                                 }
 129                         }
 130                         else
 131                         {
 132                                 delete r;
 133                                 return CMD_FAILURE;
 134                         }
 135                 }
 136
 137                 return CMD_SUCCESS;
 138         }
 139
 140         RouteDescriptor GetRouting(User* user, const std::vector<std::string>& parameters)
 141         {
 142                 return ROUTE_BROADCAST;
 143         }
 144 };
 145
 146 class ModuleSVSHold : public Module
 147 {
 148         CommandSvshold cmd;
 149         SVSHoldFactory s;
 150
 151
 152  public:
 153         ModuleSVSHold() : cmd(this)
 154         {
 155         }
 156
 157         void init() CXX11_OVERRIDE
 158         {
 159                 ServerInstance->XLines->RegisterFactory(&s);
 160                 ServerInstance->Modules->AddService(cmd);
 161                 Implementation eventlist[] = { I_OnUserPreNick, I_OnStats };
 162                 ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation));
 163         }
 164
 165         ModResult OnStats(char symbol, User* user, string_list &out) CXX11_OVERRIDE
 166         {
 167                 if(symbol != 'S')
 168                         return MOD_RES_PASSTHRU;
 169
 170                 ServerInstance->XLines->InvokeStats("SVSHOLD", 210, user, out);
 171                 return MOD_RES_DENY;
 172         }
 173
 174         ModResult OnUserPreNick(User *user, const std::string &newnick) CXX11_OVERRIDE
 175         {
 176                 XLine *rl = ServerInstance->XLines->MatchesLine("SVSHOLD", newnick);
 177
 178                 if (rl)
 179                 {
 180                         user->WriteServ( "432 %s %s :Services reserved nickname: %s", user->nick.c_str(), newnick.c_str(), rl->reason.c_str());
 181                         return MOD_RES_DENY;
 182                 }
 183
 184                 return MOD_RES_PASSTHRU;
 185         }
 186
 187         ~ModuleSVSHold()
 188         {
 189                 ServerInstance->XLines->DelAll("SVSHOLD");
 190                 ServerInstance->XLines->UnregisterFactory(&s);
 191         }
 192
 193         Version GetVersion() CXX11_OVERRIDE
 194         {
 195                 return Version("Implements SVSHOLD. Like Q:Lines, but can only be added/removed by Services.", VF_COMMON | VF_VENDOR);
 196         }
 197 };
 198
 199 MODULE_INIT(ModuleSVSHold)