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 #include "users.h"
  16 #include "channels.h"
  17 #include "modules.h"
  18
  19 /* $ModDesc: Provides support for unreal-style channel mode +c */
  20
  21 class NoCTCP : public ModeHandler
  22 {
  23  public:
  24         NoCTCP(InspIRCd* Instance) : ModeHandler(Instance, 'C', 0, 0, false, MODETYPE_CHANNEL, false) { }
  25
  26         ModeAction OnModeChange(userrec* source, userrec* dest, chanrec* channel, std::string &parameter, bool adding)
  27         {
  28                 if (adding)
  29                 {
  30                         if (!channel->IsModeSet('C'))
  31                         {
  32                                 channel->SetMode('C',true);
  33                                 return MODEACTION_ALLOW;
  34                         }
  35                 }
  36                 else
  37                 {
  38                         if (channel->IsModeSet('C'))
  39                         {
  40                                 channel->SetMode('C',false);
  41                                 return MODEACTION_ALLOW;
  42                         }
  43                 }
  44
  45                 return MODEACTION_DENY;
  46         }
  47 };
  48
  49 class ModuleNoCTCP : public Module
  50 {
  51
  52         NoCTCP* nc;
  53
  54  public:
  55
  56         ModuleNoCTCP(InspIRCd* Me)
  57                 : Module(Me)
  58         {
  59
  60                 nc = new NoCTCP(ServerInstance);
  61                 if (!ServerInstance->AddMode(nc, 'C'))
  62                         throw ModuleException("Could not add new modes!");
  63         }
  64
  65         void Implements(char* List)
  66         {
  67                 List[I_OnUserPreMessage] = List[I_OnUserPreNotice] = 1;
  68         }
  69
  70         virtual int OnUserPreMessage(userrec* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list)
  71         {
  72                 return OnUserPreNotice(user,dest,target_type,text,status,exempt_list);
  73         }
  74
  75         virtual int OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list)
  76         {
  77                 if ((target_type == TYPE_CHANNEL) && (IS_LOCAL(user)))
  78                 {
  79                         chanrec* c = (chanrec*)dest;
  80                         if (c->IsModeSet('C'))
  81                         {
  82                                 if ((text.length()) && (text[0] == '\1'))
  83                                 {
  84                                         if (strncmp(text.c_str(),"\1ACTION ",8))
  85                                         {
  86                                                 user->WriteServ("492 %s %s :Can't send CTCP to channel (+C set)",user->nick, c->name);
  87                                                 return 1;
  88                                         }
  89                                 }
  90                         }
  91                 }
  92                 return 0;
  93         }
  94
  95         virtual ~ModuleNoCTCP()
  96         {
  97                 ServerInstance->Modes->DelMode(nc);
  98                 DELETE(nc);
  99         }
 100
 101         virtual Version GetVersion()
 102         {
 103                 return Version(1,1,0,0,VF_COMMON|VF_VENDOR,API_VERSION);
 104         }
 105 };
 106
 107 MODULE_INIT(ModuleNoCTCP)