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, 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.c_str();
  39         }
  40
  41         ~SVSHold()
  42         {
  43         }
  44
  45         bool Matches(User *u)
  46         {
  47                 if (u->nick == nickname)
  48                         return true;
  49                 return false;
  50         }
  51
  52         bool Matches(const std::string &s)
  53         {
  54                 if (nickname == s)
  55                         return true;
  56                 return false;
  57         }
  58
  59         void DisplayExpiry()
  60         {
  61                 ServerInstance->SNO->WriteToSnoMask('x',"Removing expired SVSHOLD %s (set by %s %ld seconds ago)",
  62                         this->nickname.c_str(), this->source.c_str(), (long int)(ServerInstance->Time() - this->set_time));
  63         }
  64
  65         const char* Displayable()
  66         {
  67                 return nickname.c_str();
  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                 TRANSLATE4(TR_TEXT, TR_TEXT, TR_TEXT, TR_END);
 100         }
 101
 102         CmdResult Handle(const std::vector<std::string> &parameters, User *user)
 103         {
 104                 /* syntax: svshold nickname time :reason goes here */
 105                 /* 'time' is a human-readable timestring, like 2d3h2s. */
 106
 107                 if (!ServerInstance->ULine(user->server))
 108                 {
 109                         /* don't allow SVSHOLD from non-ulined clients */
 110                         return CMD_FAILURE;
 111                 }
 112
 113                 if (parameters.size() == 1)
 114                 {
 115                         if (ServerInstance->XLines->DelLine(parameters[0].c_str(), "SVSHOLD", user))
 116                         {
 117                                 ServerInstance->SNO->WriteToSnoMask('x',"%s removed SVSHOLD on %s",user->nick.c_str(),parameters[0].c_str());
 118                         }
 119                         else
 120                         {
 121                                 user->WriteServ("NOTICE %s :*** SVSHOLD %s not found in list, try /stats S.",user->nick.c_str(),parameters[0].c_str());
 122                         }
 123                 }
 124                 else
 125                 {
 126                         if (parameters.size() < 3)
 127                                 return CMD_FAILURE;
 128
 129                         // Adding - XXX todo make this respect <insane> tag perhaps..
 130                         long duration = ServerInstance->Duration(parameters[1]);
 131                         SVSHold* r = new SVSHold(ServerInstance->Time(), duration, user->nick.c_str(), parameters[2].c_str(), parameters[0].c_str());
 132
 133                         if (ServerInstance->XLines->AddLine(r, user))
 134                         {
 135                                 if (!duration)
 136                                 {
 137                                         ServerInstance->SNO->WriteGlobalSno('x', "%s added permanent SVSHOLD for %s: %s", user->nick.c_str(), parameters[0].c_str(), parameters[2].c_str());
 138                                 }
 139                                 else
 140                                 {
 141                                         time_t c_requires_crap = duration + ServerInstance->Time();
 142                                         std::string timestr = ServerInstance->TimeString(c_requires_crap);
 143                                         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());
 144                                 }
 145                         }
 146                         else
 147                         {
 148                                 delete r;
 149                                 return CMD_FAILURE;
 150                         }
 151                 }
 152
 153                 return CMD_SUCCESS;
 154         }
 155
 156         RouteDescriptor GetRouting(User* user, const std::vector<std::string>& parameters)
 157         {
 158                 return ROUTE_BROADCAST;
 159         }
 160 };
 161
 162 class ModuleSVSHold : public Module
 163 {
 164         CommandSvshold cmd;
 165         SVSHoldFactory s;
 166
 167
 168  public:
 169         ModuleSVSHold() : cmd(this)
 170         {
 171         }
 172
 173         void init()
 174         {
 175                 ServerInstance->XLines->RegisterFactory(&s);
 176                 ServerInstance->Modules->AddService(cmd);
 177                 Implementation eventlist[] = { I_OnUserPreNick, I_OnStats };
 178                 ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation));
 179         }
 180
 181         virtual ModResult OnStats(char symbol, User* user, string_list &out)
 182         {
 183                 if(symbol != 'S')
 184                         return MOD_RES_PASSTHRU;
 185
 186                 ServerInstance->XLines->InvokeStats("SVSHOLD", 210, user, out);
 187                 return MOD_RES_DENY;
 188         }
 189
 190         virtual ModResult OnUserPreNick(User *user, const std::string &newnick)
 191         {
 192                 XLine *rl = ServerInstance->XLines->MatchesLine("SVSHOLD", newnick);
 193
 194                 if (rl)
 195                 {
 196                         user->WriteServ( "432 %s %s :Services reserved nickname: %s", user->nick.c_str(), newnick.c_str(), rl->reason.c_str());
 197                         return MOD_RES_DENY;
 198                 }
 199
 200                 return MOD_RES_PASSTHRU;
 201         }
 202
 203         virtual ~ModuleSVSHold()
 204         {
 205                 ServerInstance->XLines->DelAll("SVSHOLD");
 206                 ServerInstance->XLines->UnregisterFactory(&s);
 207         }
 208
 209         virtual Version GetVersion()
 210         {
 211                 return Version("Implements SVSHOLD. Like Q:Lines, but can only be added/removed by Services.", VF_COMMON | VF_VENDOR);
 212         }
 213 };
 214
 215 MODULE_INIT(ModuleSVSHold)