src/modules/m_blockcolor.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 <stdio.h>
  15 #include <sstream>
  16 #include "users.h"
  17 #include "channels.h"
  18 #include "modules.h"
  19 #include "inspircd.h"
  20
  21 /* $ModDesc: Provides support for unreal-style channel mode +c */
  22
  23 /** Handles the +c channel mode
  24  */
  25 class BlockColor : public ModeHandler
  26 {
  27  public:
  28         BlockColor(InspIRCd* Instance) : ModeHandler(Instance, 'c', 0, 0, false, MODETYPE_CHANNEL, false) { }
  29
  30         ModeAction OnModeChange(userrec* source, userrec* dest, chanrec* channel, std::string &parameter, bool adding)
  31         {
  32                 if (adding)
  33                 {
  34                         if (!channel->IsModeSet('c'))
  35                         {
  36                                 channel->SetMode('c',true);
  37                                 return MODEACTION_ALLOW;
  38                         }
  39                 }
  40                 else
  41                 {
  42                         if (channel->IsModeSet('c'))
  43                         {
  44                                 channel->SetMode('c',false);
  45                                 return MODEACTION_ALLOW;
  46                         }
  47                 }
  48
  49                 return MODEACTION_DENY;
  50         }
  51 };
  52
  53 class ModuleBlockColour : public Module
  54 {
  55         bool AllowChanOps;
  56         BlockColor *bc;
  57  public:
  58
  59         ModuleBlockColour(InspIRCd* Me) : Module(Me)
  60         {
  61                 bc = new BlockColor(ServerInstance);
  62                 if (!ServerInstance->AddMode(bc, 'c'))
  63                         throw ModuleException("Could not add new modes!");
  64         }
  65
  66         void Implements(char* List)
  67         {
  68                 List[I_OnUserPreMessage] = List[I_OnUserPreNotice] = 1;
  69         }
  70
  71
  72         virtual int OnUserPreMessage(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
  78                         if(c->IsModeSet('c'))
  79                         {
  80                                 if (!CHANOPS_EXEMPT(ServerInstance, 'c') || CHANOPS_EXEMPT(ServerInstance, 'c') && c->GetStatus(user) != STATUS_OP)
  81                                 {
  82                                         for (std::string::iterator i = text.begin(); i != text.end(); i++)
  83                                         {
  84                                                 switch (*i)
  85                                                 {
  86                                                         case 2:
  87                                                         case 3:
  88                                                         case 15:
  89                                                         case 21:
  90                                                         case 22:
  91                                                         case 31:
  92                                                                 user->WriteServ("404 %s %s :Can't send colours to channel (+c set)",user->nick, c->name);
  93                                                                 return 1;
  94                                                         break;
  95                                                 }
  96                                         }
  97                                 }
  98                         }
  99                 }
 100                 return 0;
 101         }
 102
 103         virtual int OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list)
 104         {
 105                 return OnUserPreMessage(user,dest,target_type,text,status,exempt_list);
 106         }
 107
 108         virtual ~ModuleBlockColour()
 109         {
 110                 ServerInstance->Modes->DelMode(bc);
 111                 DELETE(bc);
 112         }
 113
 114         virtual Version GetVersion()
 115         {
 116                 return Version(1,1,0,0,VF_COMMON|VF_VENDOR,API_VERSION);
 117         }
 118 };
 119
 120
 121 class ModuleBlockColourFactory : public ModuleFactory
 122 {
 123  public:
 124         ModuleBlockColourFactory()
 125         {
 126         }
 127
 128         ~ModuleBlockColourFactory()
 129         {
 130         }
 131
 132         virtual Module * CreateModule(InspIRCd* Me)
 133         {
 134                 return new ModuleBlockColour(Me);
 135         }
 136
 137 };
 138
 139
 140 extern "C" DllExport void * init_module( void )
 141 {
 142         return new ModuleBlockColourFactory;
 143 }