src/modules/m_blockcolor.cpp

   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 using namespace std;
  18
  19 #include <stdio.h>
  20 #include <sstream>
  21 #include "users.h"
  22 #include "channels.h"
  23 #include "modules.h"
  24 #include "inspircd.h"
  25
  26 /* $ModDesc: Provides support for unreal-style channel mode +c */
  27
  28 /** Handles the +c channel mode
  29  */
  30 class BlockColor : public ModeHandler
  31 {
  32  public:
  33         BlockColor(InspIRCd* Instance) : ModeHandler(Instance, 'c', 0, 0, false, MODETYPE_CHANNEL, false) { }
  34
  35         ModeAction OnModeChange(userrec* source, userrec* dest, chanrec* channel, std::string &parameter, bool adding)
  36         {
  37                 if (adding)
  38                 {
  39                         if (!channel->IsModeSet('c'))
  40                         {
  41                                 channel->SetMode('c',true);
  42                                 return MODEACTION_ALLOW;
  43                         }
  44                 }
  45                 else
  46                 {
  47                         if (channel->IsModeSet('c'))
  48                         {
  49                                 channel->SetMode('c',false);
  50                                 return MODEACTION_ALLOW;
  51                         }
  52                 }
  53
  54                 return MODEACTION_DENY;
  55         }
  56 };
  57
  58 class ModuleBlockColour : public Module
  59 {
  60
  61         BlockColor *bc;
  62  public:
  63
  64         ModuleBlockColour(InspIRCd* Me) : Module::Module(Me)
  65         {
  66
  67                 bc = new BlockColor(ServerInstance);
  68                 ServerInstance->AddMode(bc, 'c');
  69         }
  70
  71         void Implements(char* List)
  72         {
  73                 List[I_OnUserPreMessage] = List[I_OnUserPreNotice] = 1;
  74         }
  75
  76         virtual int OnUserPreMessage(userrec* user,void* dest,int target_type, std::string &text, char status)
  77         {
  78                 if (target_type == TYPE_CHANNEL)
  79                 {
  80                         chanrec* c = (chanrec*)dest;
  81
  82                         if(c->IsModeSet('c'))
  83                         {
  84                                 /* Replace a strlcpy(), which ran even when +c wasn't set, with this (no copies at all) -- Om */
  85                                 for (std::string::iterator i = text.begin(); i != text.end(); i++)
  86                                 {
  87                                         switch (*i)
  88                                         {
  89                                                 case 2:
  90                                                 case 3:
  91                                                 case 15:
  92                                                 case 21:
  93                                                 case 22:
  94                                                 case 31:
  95                                                         user->WriteServ("404 %s %s :Can't send colours to channel (+c set)",user->nick, c->name);
  96                                                         return 1;
  97                                                 break;
  98                                         }
  99                                 }
 100                         }
 101                 }
 102                 return 0;
 103         }
 104
 105         virtual int OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text, char status)
 106         {
 107                 return OnUserPreMessage(user,dest,target_type,text,status);
 108         }
 109
 110         virtual ~ModuleBlockColour()
 111         {
 112                 ServerInstance->Modes->DelMode(bc);
 113                 DELETE(bc);
 114         }
 115
 116         virtual Version GetVersion()
 117         {
 118                 return Version(1,0,0,0,VF_COMMON|VF_VENDOR);
 119         }
 120 };
 121
 122
 123 class ModuleBlockColourFactory : public ModuleFactory
 124 {
 125  public:
 126         ModuleBlockColourFactory()
 127         {
 128         }
 129
 130         ~ModuleBlockColourFactory()
 131         {
 132         }
 133
 134         virtual Module * CreateModule(InspIRCd* Me)
 135         {
 136                 return new ModuleBlockColour(Me);
 137         }
 138
 139 };
 140
 141
 142 extern "C" void * init_module( void )
 143 {
 144         return new ModuleBlockColourFactory;
 145 }