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 /* $ModDesc: Implements SVSHOLD. Like Q:Lines, but can only be added/removed by Services. */
  27
  28 /** Holds a SVSHold item
  29  */
  30 class SVSHold : public XLine
  31 {
  32 public:
  33         std::string nickname;
  34
  35         SVSHold(time_t s_time, long d, const std::string& src, const std::string& re, const std::string& nick)
  36                 : XLine(s_time, d, src, re, "SVSHOLD")
  37         {
  38                 this->nickname = nick;
  39         }
  40
  41         bool Matches(User *u)
  42         {
  43                 if (u->nick == nickname)
  44                         return true;
  45                 return false;
  46         }
  47
  48         bool Matches(const std::string &s)
  49         {
  50                 return InspIRCd::Match(s, nickname);
  51         }
  52
  53         const std::string& Displayable()
  54         {
  55                 return nickname;
  56         }
  57 };
  58
  59 /** An XLineFactory specialized to generate SVSHOLD pointers
  60  */
  61 class SVSHoldFactory : public XLineFactory
  62 {
  63  public:
  64         SVSHoldFactory() : XLineFactory("SVSHOLD") { }
  65
  66         /** Generate a shun
  67         */
  68         XLine* Generate(time_t set_time, long duration, std::string source, std::string reason, std::string xline_specific_mask)
  69         {
  70                 return new SVSHold(set_time, duration, source, reason, xline_specific_mask);
  71         }
  72
  73         bool AutoApplyToUserList(XLine *x)
  74         {
  75                 return false;
  76         }
  77 };
  78
  79 /** Handle /SVSHold
  80  */
  81 class CommandSvshold : public Command
  82 {
  83  public:
  84         CommandSvshold(Module* Creator) : Command(Creator, "SVSHOLD", 1)
  85         {
  86                 flags_needed = 'o'; this->syntax = "<nickname> [<duration> :<reason>]";
  87         }
  88
  89         CmdResult Handle(const std::vector<std::string> &parameters, User *user)
  90         {
  91                 /* syntax: svshold nickname time :reason goes here */
  92                 /* 'time' is a human-readable timestring, like 2d3h2s. */
  93
  94                 if (!ServerInstance->ULine(user->server))
  95                 {
  96                         /* don't allow SVSHOLD from non-ulined clients */
  97                         return CMD_FAILURE;
  98                 }
  99
 100                 if (parameters.size() == 1)
 101                 {
 102                         if (ServerInstance->XLines->DelLine(parameters[0].c_str(), "SVSHOLD", user))
 103                         {
 104                                 ServerInstance->SNO->WriteToSnoMask('x',"%s removed SVSHOLD on %s",user->nick.c_str(),parameters[0].c_str());
 105                         }
 106                         else
 107                         {
 108                                 user->WriteNotice("*** SVSHOLD " + parameters[0] + " not found in list, try /stats S.");
 109                         }
 110                 }
 111                 else
 112                 {
 113                         if (parameters.size() < 3)
 114                                 return CMD_FAILURE;
 115
 116                         unsigned long duration = InspIRCd::Duration(parameters[1]);
 117                         SVSHold* r = new SVSHold(ServerInstance->Time(), duration, user->nick.c_str(), parameters[2].c_str(), parameters[0].c_str());
 118
 119                         if (ServerInstance->XLines->AddLine(r, user))
 120                         {
 121                                 if (!duration)
 122                                 {
 123                                         ServerInstance->SNO->WriteGlobalSno('x', "%s added permanent SVSHOLD for %s: %s", user->nick.c_str(), parameters[0].c_str(), parameters[2].c_str());
 124                                 }
 125                                 else
 126                                 {
 127                                         time_t c_requires_crap = duration + ServerInstance->Time();
 128                                         std::string timestr = ServerInstance->TimeString(c_requires_crap);
 129                                         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());
 130                                 }
 131                         }
 132                         else
 133                         {
 134                                 delete r;
 135                                 return CMD_FAILURE;
 136                         }
 137                 }
 138
 139                 return CMD_SUCCESS;
 140         }
 141
 142         RouteDescriptor GetRouting(User* user, const std::vector<std::string>& parameters)
 143         {
 144                 return ROUTE_BROADCAST;
 145         }
 146 };
 147
 148 class ModuleSVSHold : public Module
 149 {
 150         CommandSvshold cmd;
 151         SVSHoldFactory s;
 152
 153
 154  public:
 155         ModuleSVSHold() : cmd(this)
 156         {
 157         }
 158
 159         void init() CXX11_OVERRIDE
 160         {
 161                 ServerInstance->XLines->RegisterFactory(&s);
 162                 ServerInstance->Modules->AddService(cmd);
 163                 Implementation eventlist[] = { I_OnUserPreNick, I_OnStats };
 164                 ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation));
 165         }
 166
 167         ModResult OnStats(char symbol, User* user, string_list &out) CXX11_OVERRIDE
 168         {
 169                 if(symbol != 'S')
 170                         return MOD_RES_PASSTHRU;
 171
 172                 ServerInstance->XLines->InvokeStats("SVSHOLD", 210, user, out);
 173                 return MOD_RES_DENY;
 174         }
 175
 176         ModResult OnUserPreNick(User *user, const std::string &newnick) CXX11_OVERRIDE
 177         {
 178                 XLine *rl = ServerInstance->XLines->MatchesLine("SVSHOLD", newnick);
 179
 180                 if (rl)
 181                 {
 182                         user->WriteServ( "432 %s %s :Services reserved nickname: %s", user->nick.c_str(), newnick.c_str(), rl->reason.c_str());
 183                         return MOD_RES_DENY;
 184                 }
 185
 186                 return MOD_RES_PASSTHRU;
 187         }
 188
 189         ~ModuleSVSHold()
 190         {
 191                 ServerInstance->XLines->DelAll("SVSHOLD");
 192                 ServerInstance->XLines->UnregisterFactory(&s);
 193         }
 194
 195         Version GetVersion() CXX11_OVERRIDE
 196         {
 197                 return Version("Implements SVSHOLD. Like Q:Lines, but can only be added/removed by Services.", VF_COMMON | VF_VENDOR);
 198         }
 199 };
 200
 201 MODULE_INIT(ModuleSVSHold)