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 namespace
  27 {
  28         bool silent;
  29 }
  30
  31 /** Holds a SVSHold item
  32  */
  33 class SVSHold : public XLine
  34 {
  35 public:
  36         std::string nickname;
  37
  38         SVSHold(time_t s_time, long d, const std::string& src, const std::string& re, const std::string& nick)
  39                 : XLine(s_time, d, src, re, "SVSHOLD")
  40         {
  41                 this->nickname = nick;
  42         }
  43
  44         bool Matches(User *u)
  45         {
  46                 if (u->nick == nickname)
  47                         return true;
  48                 return false;
  49         }
  50
  51         bool Matches(const std::string &s)
  52         {
  53                 return InspIRCd::Match(s, nickname);
  54         }
  55
  56         void DisplayExpiry()
  57         {
  58                 if (!silent)
  59                 {
  60                         ServerInstance->SNO->WriteToSnoMask('x', "Removing expired SVSHOLD %s (set by %s %ld seconds ago)",
  61                                 nickname.c_str(), source.c_str(), (long)(ServerInstance->Time() - set_time));
  62                 }
  63         }
  64
  65         const std::string& Displayable()
  66         {
  67                 return nickname;
  68         }
  69 };
  70
  71 /** An XLineFactory specialized to generate SVSHOLD pointers
  72  */
  73 class SVSHoldFactory : public XLineFactory
  74 {
  75  public:
  76         SVSHoldFactory() : XLineFactory("SVSHOLD") { }
  77
  78         /** Generate a shun
  79         */
  80         XLine* Generate(time_t set_time, long duration, std::string source, std::string reason, std::string xline_specific_mask)
  81         {
  82                 return new SVSHold(set_time, duration, source, reason, xline_specific_mask);
  83         }
  84
  85         bool AutoApplyToUserList(XLine *x)
  86         {
  87                 return false;
  88         }
  89 };
  90
  91 /** Handle /SVSHold
  92  */
  93 class CommandSvshold : public Command
  94 {
  95  public:
  96         CommandSvshold(Module* Creator) : Command(Creator, "SVSHOLD", 1)
  97         {
  98                 flags_needed = 'o'; this->syntax = "<nickname> [<duration> :<reason>]";
  99         }
 100
 101         CmdResult Handle(const std::vector<std::string> &parameters, User *user)
 102         {
 103                 /* syntax: svshold nickname time :reason goes here */
 104                 /* 'time' is a human-readable timestring, like 2d3h2s. */
 105
 106                 if (!user->server->IsULine())
 107                 {
 108                         /* don't allow SVSHOLD from non-ulined clients */
 109                         return CMD_FAILURE;
 110                 }
 111
 112                 if (parameters.size() == 1)
 113                 {
 114                         if (ServerInstance->XLines->DelLine(parameters[0].c_str(), "SVSHOLD", user))
 115                         {
 116                                 if (!silent)
 117                                         ServerInstance->SNO->WriteToSnoMask('x',"%s removed SVSHOLD on %s",user->nick.c_str(),parameters[0].c_str());
 118                         }
 119                         else
 120                         {
 121                                 user->WriteNotice("*** SVSHOLD " + parameters[0] + " not found in list, try /stats S.");
 122                         }
 123                 }
 124                 else
 125                 {
 126                         if (parameters.size() < 3)
 127                                 return CMD_FAILURE;
 128
 129                         unsigned long duration = InspIRCd::Duration(parameters[1]);
 130                         SVSHold* r = new SVSHold(ServerInstance->Time(), duration, user->nick.c_str(), parameters[2].c_str(), parameters[0].c_str());
 131
 132                         if (ServerInstance->XLines->AddLine(r, user))
 133                         {
 134                                 if (silent)
 135                                         return CMD_SUCCESS;
 136
 137                                 if (!duration)
 138                                 {
 139                                         ServerInstance->SNO->WriteGlobalSno('x', "%s added permanent SVSHOLD for %s: %s", user->nick.c_str(), parameters[0].c_str(), parameters[2].c_str());
 140                                 }
 141                                 else
 142                                 {
 143                                         time_t c_requires_crap = duration + ServerInstance->Time();
 144                                         std::string timestr = InspIRCd::TimeString(c_requires_crap);
 145                                         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());
 146                                 }
 147                         }
 148                         else
 149                         {
 150                                 delete r;
 151                                 return CMD_FAILURE;
 152                         }
 153                 }
 154
 155                 return CMD_SUCCESS;
 156         }
 157
 158         RouteDescriptor GetRouting(User* user, const std::vector<std::string>& parameters)
 159         {
 160                 return ROUTE_BROADCAST;
 161         }
 162 };
 163
 164 class ModuleSVSHold : public Module
 165 {
 166         CommandSvshold cmd;
 167         SVSHoldFactory s;
 168
 169
 170  public:
 171         ModuleSVSHold() : cmd(this)
 172         {
 173         }
 174
 175         void init() CXX11_OVERRIDE
 176         {
 177                 ServerInstance->XLines->RegisterFactory(&s);
 178         }
 179
 180         void ReadConfig(ConfigStatus& status) CXX11_OVERRIDE
 181         {
 182                 ConfigTag* tag = ServerInstance->Config->ConfValue("svshold");
 183                 silent = tag->getBool("silent", true);
 184         }
 185
 186         ModResult OnStats(char symbol, User* user, string_list &out) CXX11_OVERRIDE
 187         {
 188                 if(symbol != 'S')
 189                         return MOD_RES_PASSTHRU;
 190
 191                 ServerInstance->XLines->InvokeStats("SVSHOLD", 210, user, out);
 192                 return MOD_RES_DENY;
 193         }
 194
 195         ModResult OnUserPreNick(LocalUser* user, const std::string& newnick) CXX11_OVERRIDE
 196         {
 197                 XLine *rl = ServerInstance->XLines->MatchesLine("SVSHOLD", newnick);
 198
 199                 if (rl)
 200                 {
 201                         user->WriteNumeric(ERR_ERRONEUSNICKNAME, newnick, InspIRCd::Format("Services reserved nickname: %s", rl->reason.c_str()));
 202                         return MOD_RES_DENY;
 203                 }
 204
 205                 return MOD_RES_PASSTHRU;
 206         }
 207
 208         ~ModuleSVSHold()
 209         {
 210                 ServerInstance->XLines->DelAll("SVSHOLD");
 211                 ServerInstance->XLines->UnregisterFactory(&s);
 212         }
 213
 214         Version GetVersion() CXX11_OVERRIDE
 215         {
 216                 return Version("Implements SVSHOLD. Like Q:Lines, but can only be added/removed by Services.", VF_COMMON | VF_VENDOR);
 217         }
 218 };
 219
 220 MODULE_INIT(ModuleSVSHold)