src/modules/m_filter.h

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
   6  *                       E-mail:
   7  *                <brain@chatspike.net>
   8  *                <Craig@chatspike.net>
   9  *
  10  * Written by Craig Edwards, Craig McLure, and others.
  11  * This program is free but copyrighted software; see
  12  *            the file COPYING for details.
  13  *
  14  * ---------------------------------------------------
  15  */
  16
  17 class FilterResult : public classbase
  18 {
  19  public:
  20         std::string reason;
  21         std::string action;
  22
  23         FilterResult(const std::string &rea, const std::string &act) : reason(rea), action(act)
  24         {
  25         }
  26
  27         FilterResult()
  28         {
  29         }
  30
  31         virtual ~FilterResult()
  32         {
  33         }
  34 };
  35
  36 class FilterBase : public Module
  37 {
  38  public:
  39         FilterBase(InspIRCd* Me)
  40                 : Module::Module(Me)
  41         {
  42         }
  43
  44         virtual ~FilterBase()
  45         {
  46         }
  47
  48         virtual void Implements(char* List)
  49         {
  50                 List[I_OnUserPreMessage] = List[I_OnUserPreNotice] = List[I_OnRehash] = 1;
  51         }
  52
  53         virtual int OnUserPreMessage(userrec* user,void* dest,int target_type, std::string &text, char status)
  54         {
  55                 return OnUserPreNotice(user,dest,target_type,text,status);
  56         }
  57
  58         /* This must be implemented by the module which uses the header */
  59         virtual FilterResult* FilterMatch(const std::string &text) = 0;
  60
  61         virtual int OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text, char status)
  62         {
  63                 FilterResult* f = this->FilterMatch(text);
  64                 if (f)
  65                 {
  66                         std::string target = "";
  67                         if (target_type == TYPE_USER)
  68                         {
  69                                 userrec* t = (userrec*)dest;
  70                                 target = std::string(t->nick);
  71                         }
  72                         else if (target_type == TYPE_CHANNEL)
  73                         {
  74                                 chanrec* t = (chanrec*)dest;
  75                                 target = std::string(t->name);
  76                         }
  77                         if (f->action == "block")
  78                         {
  79                                 ServerInstance->WriteOpers(std::string("FILTER: ")+user->nick+" had their notice filtered, target was "+target+": "+f->reason);
  80                                 user->WriteServ("NOTICE "+std::string(user->nick)+" :Your notice has been filtered and opers notified: "+f->reason);
  81                         }
  82                         ServerInstance->Log(DEFAULT,"FILTER: "+std::string(user->nick)+std::string(" had their notice filtered, target was ")+target+": "+f->reason+" Action: "+f->action);
  83
  84                         if (f->action == "kill")
  85                         {
  86                                 userrec::QuitUser(ServerInstance,user,f->reason);
  87                         }
  88                         return 1;
  89                 }
  90                 return 0;
  91         }
  92
  93         virtual void OnRehash(const std::string &parameter)
  94         {
  95         }
  96
  97         virtual Version GetVersion()
  98         {
  99                 // This is version 2 because version 1.x is the unreleased unrealircd module
 100                 return Version(1,1,0,2,VF_VENDOR,API_VERSION);
 101         }
 102 };