src/modules/m_svshold.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  InspIRCd: (C) 2002-2009 InspIRCd Development Team
   6  * See: http://wiki.inspircd.org/Credits
   7  *
   8  * This program is free but copyrighted software; see
   9  *            the file COPYING for details.
  10  *
  11  * ---------------------------------------------------
  12  */
  13
  14 #include "inspircd.h"
  15 #include "xline.h"
  16
  17 /* $ModDesc: Implements SVSHOLD. Like Q:Lines, but can only be added/removed by Services. */
  18
  19 /** Holds a SVSHold item
  20  */
  21 class SVSHold : public XLine
  22 {
  23 public:
  24         irc::string nickname;
  25
  26         SVSHold(InspIRCd* Instance, time_t s_time, long d, std::string src, std::string re, std::string nick)
  27                 : XLine(Instance, s_time, d, src, re, "SVSHOLD")
  28         {
  29                 this->nickname = nick.c_str();
  30         }
  31
  32         ~SVSHold()
  33         {
  34         }
  35
  36         bool Matches(User *u)
  37         {
  38                 if (u->nick == nickname)
  39                         return true;
  40                 return false;
  41         }
  42
  43         bool Matches(const std::string &s)
  44         {
  45                 if (nickname == s)
  46                         return true;
  47                 return false;
  48         }
  49
  50         void DisplayExpiry()
  51         {
  52                 ServerInstance->SNO->WriteToSnoMask('x',"Removing expired SVSHOLD %s (set by %s %ld seconds ago)",
  53                         this->nickname.c_str(), this->source.c_str(), (long int)(ServerInstance->Time() - this->set_time));
  54         }
  55
  56         const char* Displayable()
  57         {
  58                 return nickname.c_str();
  59         }
  60 };
  61
  62 /** An XLineFactory specialized to generate SVSHOLD pointers
  63  */
  64 class SVSHoldFactory : public XLineFactory
  65 {
  66  public:
  67         SVSHoldFactory(InspIRCd* Instance) : XLineFactory(Instance, "SVSHOLD") { }
  68
  69         /** Generate a shun
  70         */
  71         XLine* Generate(time_t set_time, long duration, std::string source, std::string reason, std::string xline_specific_mask)
  72         {
  73                 return new SVSHold(ServerInstance, set_time, duration, source, reason, xline_specific_mask);
  74         }
  75 };
  76
  77 /** Handle /SVSHold
  78  */
  79 class CommandSvshold : public Command
  80 {
  81  public:
  82         CommandSvshold(Module* Creator) : Command(Creator, "SVSHOLD", 1)
  83         {
  84                 flags_needed = 'o'; this->syntax = "<nickname> [<duration> :<reason>]";
  85                 TRANSLATE4(TR_NICK, TR_TEXT, TR_TEXT, TR_END);
  86         }
  87
  88         CmdResult Handle(const std::vector<std::string> &parameters, User *user)
  89         {
  90                 /* syntax: svshold nickname time :reason goes here */
  91                 /* 'time' is a human-readable timestring, like 2d3h2s. */
  92
  93                 if (!ServerInstance->ULine(user->server))
  94                 {
  95                         /* don't allow SVSHOLD from non-ulined clients */
  96                         return CMD_FAILURE;
  97                 }
  98
  99                 if (parameters.size() == 1)
 100                 {
 101                         if (ServerInstance->XLines->DelLine(parameters[0].c_str(), "SVSHOLD", user))
 102                         {
 103                                 ServerInstance->SNO->WriteToSnoMask('x',"%s removed SVSHOLD on %s",user->nick.c_str(),parameters[0].c_str());
 104                         }
 105                         else
 106                         {
 107                                 user->WriteServ("NOTICE %s :*** SVSHOLD %s not found in list, try /stats S.",user->nick.c_str(),parameters[0].c_str());
 108                         }
 109
 110                         return CMD_SUCCESS;
 111                 }
 112                 else if (parameters.size() >= 2)
 113                 {
 114                         // Adding - XXX todo make this respect <insane> tag perhaps..
 115                         long duration = ServerInstance->Duration(parameters[1]);
 116                         SVSHold *r = NULL;
 117
 118                         try
 119                         {
 120                                 r = new SVSHold(ServerInstance, ServerInstance->Time(), duration, user->nick.c_str(), parameters[2].c_str(), parameters[0].c_str());
 121                         }
 122                         catch (...)
 123                         {
 124                                 ; // Do nothing.
 125                         }
 126
 127                         if (r)
 128                         {
 129                                 if (ServerInstance->XLines->AddLine(r, user))
 130                                 {
 131                                         if (!duration)
 132                                         {
 133                                                 ServerInstance->SNO->WriteGlobalSno('x', "%s added permanent SVSHOLD for %s: %s", user->nick.c_str(), parameters[0].c_str(), parameters[2].c_str());
 134                                         }
 135                                         else
 136                                         {
 137                                                 time_t c_requires_crap = duration + ServerInstance->Time();
 138                                                 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());
 139                                         }
 140
 141                                         ServerInstance->XLines->ApplyLines();
 142                                 }
 143                                 else
 144                                 {
 145                                         delete r;
 146                                 }
 147                         }
 148                 }
 149
 150                 return CMD_SUCCESS;
 151         }
 152
 153         RouteDescriptor GetRouting(User* user, const std::vector<std::string>& parameters)
 154         {
 155                 return ROUTE_BROADCAST;
 156         }
 157 };
 158
 159 class ModuleSVSHold : public Module
 160 {
 161         CommandSvshold cmd;
 162         SVSHoldFactory s;
 163
 164
 165  public:
 166         ModuleSVSHold(InspIRCd* Me) : Module(Me), cmd(this), s(Me)
 167         {
 168                 ServerInstance->XLines->RegisterFactory(&s);
 169                 ServerInstance->AddCommand(&cmd);
 170                 Implementation eventlist[] = { I_OnUserPreNick, I_OnStats };
 171                 ServerInstance->Modules->Attach(eventlist, this, 2);
 172         }
 173
 174
 175         virtual ModResult OnStats(char symbol, User* user, string_list &out)
 176         {
 177                 if(symbol != 'S')
 178                         return MOD_RES_PASSTHRU;
 179
 180                 ServerInstance->XLines->InvokeStats("SVSHOLD", 210, user, out);
 181                 return MOD_RES_DENY;
 182         }
 183
 184         virtual ModResult OnUserPreNick(User *user, const std::string &newnick)
 185         {
 186                 XLine *rl = ServerInstance->XLines->MatchesLine("SVSHOLD", newnick);
 187
 188                 if (rl)
 189                 {
 190                         user->WriteServ( "432 %s %s :Services reserved nickname: %s", user->nick.c_str(), newnick.c_str(), rl->reason.c_str());
 191                         return MOD_RES_DENY;
 192                 }
 193
 194                 return MOD_RES_PASSTHRU;
 195         }
 196
 197         virtual ~ModuleSVSHold()
 198         {
 199                 ServerInstance->XLines->DelAll("SVSHOLD");
 200                 ServerInstance->XLines->UnregisterFactory(&s);
 201         }
 202
 203         virtual Version GetVersion()
 204         {
 205                 return Version("Implements SVSHOLD. Like Q:Lines, but can only be added/removed by Services.", VF_COMMON | VF_VENDOR, API_VERSION);
 206         }
 207 };
 208
 209 MODULE_INIT(ModuleSVSHold)