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         ~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
  86 /** Handle /SVSHold
  87  */
  88 class CommandSvshold : public Command
  89 {
  90  public:
  91         CommandSvshold(Module* Creator) : Command(Creator, "SVSHOLD", 1)
  92         {
  93                 flags_needed = 'o'; this->syntax = "<nickname> [<duration> :<reason>]";
  94                 TRANSLATE4(TR_TEXT, TR_TEXT, TR_TEXT, TR_END);
  95         }
  96
  97         CmdResult Handle(const std::vector<std::string> &parameters, User *user)
  98         {
  99                 /* syntax: svshold nickname time :reason goes here */
 100                 /* 'time' is a human-readable timestring, like 2d3h2s. */
 101
 102                 if (!ServerInstance->ULine(user->server))
 103                 {
 104                         /* don't allow SVSHOLD from non-ulined clients */
 105                         return CMD_FAILURE;
 106                 }
 107
 108                 if (parameters.size() == 1)
 109                 {
 110                         if (ServerInstance->XLines->DelLine(parameters[0].c_str(), "SVSHOLD", user))
 111                         {
 112                                 ServerInstance->SNO->WriteToSnoMask('x',"%s removed SVSHOLD on %s",user->nick.c_str(),parameters[0].c_str());
 113                         }
 114                         else
 115                         {
 116                                 user->WriteServ("NOTICE %s :*** SVSHOLD %s not found in list, try /stats S.",user->nick.c_str(),parameters[0].c_str());
 117                         }
 118
 119                         return CMD_SUCCESS;
 120                 }
 121                 else if (parameters.size() >= 2)
 122                 {
 123                         // Adding - XXX todo make this respect <insane> tag perhaps..
 124                         long duration = ServerInstance->Duration(parameters[1]);
 125                         SVSHold *r = NULL;
 126
 127                         try
 128                         {
 129                                 r = new SVSHold(ServerInstance->Time(), duration, user->nick.c_str(), parameters[2].c_str(), parameters[0].c_str());
 130                         }
 131                         catch (...)
 132                         {
 133                                 ; // Do nothing.
 134                         }
 135
 136                         if (r)
 137                         {
 138                                 if (ServerInstance->XLines->AddLine(r, user))
 139                                 {
 140                                         if (!duration)
 141                                         {
 142                                                 ServerInstance->SNO->WriteGlobalSno('x', "%s added permanent SVSHOLD for %s: %s", user->nick.c_str(), parameters[0].c_str(), parameters[2].c_str());
 143                                         }
 144                                         else
 145                                         {
 146                                                 time_t c_requires_crap = duration + ServerInstance->Time();
 147                                                 ServerInstance->SNO->WriteGlobalSno('x', "%s added timed SVSHOLD for %s, expires on %s: %s", user->nick.c_str(), parameters[0].c_str(), ServerInstance->TimeString(c_requires_crap).c_str(), parameters[2].c_str());
 148                                         }
 149
 150                                         ServerInstance->XLines->ApplyLines();
 151                                 }
 152                                 else
 153                                 {
 154                                         delete r;
 155                                 }
 156                         }
 157                 }
 158
 159                 return CMD_SUCCESS;
 160         }
 161
 162         RouteDescriptor GetRouting(User* user, const std::vector<std::string>& parameters)
 163         {
 164                 return ROUTE_BROADCAST;
 165         }
 166 };
 167
 168 class ModuleSVSHold : public Module
 169 {
 170         CommandSvshold cmd;
 171         SVSHoldFactory s;
 172
 173
 174  public:
 175         ModuleSVSHold() : cmd(this)
 176         {
 177                 ServerInstance->XLines->RegisterFactory(&s);
 178                 ServerInstance->AddCommand(&cmd);
 179                 Implementation eventlist[] = { I_OnUserPreNick, I_OnStats };
 180                 ServerInstance->Modules->Attach(eventlist, this, 2);
 181         }
 182
 183
 184         virtual ModResult OnStats(char symbol, User* user, string_list &out)
 185         {
 186                 if(symbol != 'S')
 187                         return MOD_RES_PASSTHRU;
 188
 189                 ServerInstance->XLines->InvokeStats("SVSHOLD", 210, user, out);
 190                 return MOD_RES_DENY;
 191         }
 192
 193         virtual ModResult OnUserPreNick(User *user, const std::string &newnick)
 194         {
 195                 XLine *rl = ServerInstance->XLines->MatchesLine("SVSHOLD", newnick);
 196
 197                 if (rl)
 198                 {
 199                         user->WriteServ( "432 %s %s :Services reserved nickname: %s", user->nick.c_str(), newnick.c_str(), rl->reason.c_str());
 200                         return MOD_RES_DENY;
 201                 }
 202
 203                 return MOD_RES_PASSTHRU;
 204         }
 205
 206         virtual ~ModuleSVSHold()
 207         {
 208                 ServerInstance->XLines->DelAll("SVSHOLD");
 209                 ServerInstance->XLines->UnregisterFactory(&s);
 210         }
 211
 212         virtual Version GetVersion()
 213         {
 214                 return Version("Implements SVSHOLD. Like Q:Lines, but can only be added/removed by Services.", VF_COMMON | VF_VENDOR);
 215         }
 216 };
 217
 218 MODULE_INIT(ModuleSVSHold)