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         irc::string nickname;
  34
  35         SVSHold(time_t s_time, long d, std::string src, std::string re, std::string nick)
  36                 : XLine(s_time, d, src, re, "SVSHOLD")
  37         {
  38                 this->nickname = nick.c_str();
  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                 if (nickname == s)
  51                         return true;
  52                 return false;
  53         }
  54
  55         const char* Displayable()
  56         {
  57                 return nickname.c_str();
  58         }
  59 };
  60
  61 /** An XLineFactory specialized to generate SVSHOLD pointers
  62  */
  63 class SVSHoldFactory : public XLineFactory
  64 {
  65  public:
  66         SVSHoldFactory() : XLineFactory("SVSHOLD") { }
  67
  68         /** Generate a shun
  69         */
  70         XLine* Generate(time_t set_time, long duration, std::string source, std::string reason, std::string xline_specific_mask)
  71         {
  72                 return new SVSHold(set_time, duration, source, reason, xline_specific_mask);
  73         }
  74
  75         bool AutoApplyToUserList(XLine *x)
  76         {
  77                 return false;
  78         }
  79 };
  80
  81 /** Handle /SVSHold
  82  */
  83 class CommandSvshold : public Command
  84 {
  85  public:
  86         CommandSvshold(Module* Creator) : Command(Creator, "SVSHOLD", 1)
  87         {
  88                 flags_needed = 'o'; this->syntax = "<nickname> [<duration> :<reason>]";
  89                 TRANSLATE4(TR_TEXT, TR_TEXT, TR_TEXT, TR_END);
  90         }
  91
  92         CmdResult Handle(const std::vector<std::string> &parameters, User *user)
  93         {
  94                 /* syntax: svshold nickname time :reason goes here */
  95                 /* 'time' is a human-readable timestring, like 2d3h2s. */
  96
  97                 if (!ServerInstance->ULine(user->server))
  98                 {
  99                         /* don't allow SVSHOLD from non-ulined clients */
 100                         return CMD_FAILURE;
 101                 }
 102
 103                 if (parameters.size() == 1)
 104                 {
 105                         if (ServerInstance->XLines->DelLine(parameters[0].c_str(), "SVSHOLD", user))
 106                         {
 107                                 ServerInstance->SNO->WriteToSnoMask('x',"%s removed SVSHOLD on %s",user->nick.c_str(),parameters[0].c_str());
 108                         }
 109                         else
 110                         {
 111                                 user->WriteNotice("*** SVSHOLD " + parameters[0] + " not found in list, try /stats S.");
 112                         }
 113                 }
 114                 else
 115                 {
 116                         if (parameters.size() < 3)
 117                                 return CMD_FAILURE;
 118
 119                         unsigned long duration = InspIRCd::Duration(parameters[1]);
 120                         SVSHold* r = new SVSHold(ServerInstance->Time(), duration, user->nick.c_str(), parameters[2].c_str(), parameters[0].c_str());
 121
 122                         if (ServerInstance->XLines->AddLine(r, user))
 123                         {
 124                                 if (!duration)
 125                                 {
 126                                         ServerInstance->SNO->WriteGlobalSno('x', "%s added permanent SVSHOLD for %s: %s", user->nick.c_str(), parameters[0].c_str(), parameters[2].c_str());
 127                                 }
 128                                 else
 129                                 {
 130                                         time_t c_requires_crap = duration + ServerInstance->Time();
 131                                         std::string timestr = ServerInstance->TimeString(c_requires_crap);
 132                                         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());
 133                                 }
 134                         }
 135                         else
 136                         {
 137                                 delete r;
 138                                 return CMD_FAILURE;
 139                         }
 140                 }
 141
 142                 return CMD_SUCCESS;
 143         }
 144
 145         RouteDescriptor GetRouting(User* user, const std::vector<std::string>& parameters)
 146         {
 147                 return ROUTE_BROADCAST;
 148         }
 149 };
 150
 151 class ModuleSVSHold : public Module
 152 {
 153         CommandSvshold cmd;
 154         SVSHoldFactory s;
 155
 156
 157  public:
 158         ModuleSVSHold() : cmd(this)
 159         {
 160         }
 161
 162         void init() CXX11_OVERRIDE
 163         {
 164                 ServerInstance->XLines->RegisterFactory(&s);
 165                 ServerInstance->Modules->AddService(cmd);
 166                 Implementation eventlist[] = { I_OnUserPreNick, I_OnStats };
 167                 ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation));
 168         }
 169
 170         ModResult OnStats(char symbol, User* user, string_list &out) CXX11_OVERRIDE
 171         {
 172                 if(symbol != 'S')
 173                         return MOD_RES_PASSTHRU;
 174
 175                 ServerInstance->XLines->InvokeStats("SVSHOLD", 210, user, out);
 176                 return MOD_RES_DENY;
 177         }
 178
 179         ModResult OnUserPreNick(User *user, const std::string &newnick) CXX11_OVERRIDE
 180         {
 181                 XLine *rl = ServerInstance->XLines->MatchesLine("SVSHOLD", newnick);
 182
 183                 if (rl)
 184                 {
 185                         user->WriteServ( "432 %s %s :Services reserved nickname: %s", user->nick.c_str(), newnick.c_str(), rl->reason.c_str());
 186                         return MOD_RES_DENY;
 187                 }
 188
 189                 return MOD_RES_PASSTHRU;
 190         }
 191
 192         ~ModuleSVSHold()
 193         {
 194                 ServerInstance->XLines->DelAll("SVSHOLD");
 195                 ServerInstance->XLines->UnregisterFactory(&s);
 196         }
 197
 198         Version GetVersion() CXX11_OVERRIDE
 199         {
 200                 return Version("Implements SVSHOLD. Like Q:Lines, but can only be added/removed by Services.", VF_COMMON | VF_VENDOR);
 201         }
 202 };
 203
 204 MODULE_INIT(ModuleSVSHold)