src/modules/m_noctcp.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  InspIRCd: (C) 2002-2007 InspIRCd Development Team
   6  * See: http://www.inspircd.org/wiki/index.php/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
  16 /* $ModDesc: Provides support for unreal-style channel mode +c */
  17
  18 class NoCTCP : public ModeHandler
  19 {
  20  public:
  21         NoCTCP(InspIRCd* Instance) : ModeHandler(Instance, 'C', 0, 0, false, MODETYPE_CHANNEL, false) { }
  22
  23         ModeAction OnModeChange(userrec* source, userrec* dest, chanrec* channel, std::string &parameter, bool adding)
  24         {
  25                 if (adding)
  26                 {
  27                         if (!channel->IsModeSet('C'))
  28                         {
  29                                 channel->SetMode('C',true);
  30                                 return MODEACTION_ALLOW;
  31                         }
  32                 }
  33                 else
  34                 {
  35                         if (channel->IsModeSet('C'))
  36                         {
  37                                 channel->SetMode('C',false);
  38                                 return MODEACTION_ALLOW;
  39                         }
  40                 }
  41
  42                 return MODEACTION_DENY;
  43         }
  44 };
  45
  46 class ModuleNoCTCP : public Module
  47 {
  48
  49         NoCTCP* nc;
  50
  51  public:
  52
  53         ModuleNoCTCP(InspIRCd* Me)
  54                 : Module(Me)
  55         {
  56
  57                 nc = new NoCTCP(ServerInstance);
  58                 if (!ServerInstance->AddMode(nc, 'C'))
  59                         throw ModuleException("Could not add new modes!");
  60         }
  61
  62         void Implements(char* List)
  63         {
  64                 List[I_OnUserPreMessage] = List[I_OnUserPreNotice] = 1;
  65         }
  66
  67         virtual int OnUserPreMessage(userrec* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list)
  68         {
  69                 return OnUserPreNotice(user,dest,target_type,text,status,exempt_list);
  70         }
  71
  72         virtual int OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list)
  73         {
  74                 if ((target_type == TYPE_CHANNEL) && (IS_LOCAL(user)))
  75                 {
  76                         chanrec* c = (chanrec*)dest;
  77                         if (c->IsModeSet('C'))
  78                         {
  79                                 if ((text.length()) && (text[0] == '\1'))
  80                                 {
  81                                         if (strncmp(text.c_str(),"\1ACTION ",8))
  82                                         {
  83                                                 user->WriteServ("492 %s %s :Can't send CTCP to channel (+C set)",user->nick, c->name);
  84                                                 return 1;
  85                                         }
  86                                 }
  87                         }
  88                 }
  89                 return 0;
  90         }
  91
  92         virtual ~ModuleNoCTCP()
  93         {
  94                 ServerInstance->Modes->DelMode(nc);
  95                 delete nc;
  96         }
  97
  98         virtual Version GetVersion()
  99         {
 100                 return Version(1,1,0,0,VF_COMMON|VF_VENDOR,API_VERSION);
 101         }
 102 };
 103
 104 MODULE_INIT(ModuleNoCTCP)