src/modules/m_nonicks.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 "users.h"
  20 #include "channels.h"
  21 #include "modules.h"
  22 #include "hashcomp.h"
  23 #include "configreader.h"
  24 #include "inspircd.h"
  25
  26 /* $ModDesc: Provides support for unreal-style GLOBOPS and umode +g */
  27
  28 class NoNicks : public ModeHandler
  29 {
  30  public:
  31         NoNicks(InspIRCd* Instance) : ModeHandler(Instance, 'N', 0, 0, false, MODETYPE_CHANNEL, false) { }
  32
  33         ModeAction OnModeChange(userrec* source, userrec* dest, chanrec* channel, std::string &parameter, bool adding)
  34         {
  35                 if (adding)
  36                 {
  37                         if (!channel->IsModeSet('N'))
  38                         {
  39                                 channel->SetMode('N',true);
  40                                 return MODEACTION_ALLOW;
  41                         }
  42                 }
  43                 else
  44                 {
  45                         if (channel->IsModeSet('N'))
  46                         {
  47                                 channel->SetMode('N',false);
  48                                 return MODEACTION_ALLOW;
  49                         }
  50                 }
  51
  52                 return MODEACTION_DENY;
  53         }
  54 };
  55
  56 class ModuleNoNickChange : public Module
  57 {
  58         NoNicks* nn;
  59  public:
  60         ModuleNoNickChange(InspIRCd* Me)
  61                 : Module::Module(Me)
  62         {
  63
  64                 nn = new NoNicks(ServerInstance);
  65                 ServerInstance->AddMode(nn, 'N');
  66         }
  67
  68         virtual ~ModuleNoNickChange()
  69         {
  70                 ServerInstance->Modes->DelMode(nn);
  71                 DELETE(nn);
  72         }
  73
  74         virtual Version GetVersion()
  75         {
  76                 return Version(1,0,0,1,VF_COMMON|VF_VENDOR);
  77         }
  78
  79         void Implements(char* List)
  80         {
  81                 List[I_OnUserPreNick] = 1;
  82         }
  83
  84         virtual int OnUserPreNick(userrec* user, const std::string &newnick)
  85         {
  86                 irc::string server = user->server;
  87                 irc::string me = ServerInstance->Config->ServerName;
  88                 if (server == me)
  89                 {
  90                         for (std::vector<ucrec*>::iterator i = user->chans.begin(); i != user->chans.end(); i++)
  91                         {
  92                                 if (((ucrec*)(*i))->channel != NULL)
  93                                 {
  94                                         chanrec* curr = ((ucrec*)(*i))->channel;
  95                                         if ((curr->IsModeSet('N')) && (!*user->oper))
  96                                         {
  97                                                 // don't allow the nickchange, theyre on at least one channel with +N set
  98                                                 // and theyre not an oper
  99                                                 user->WriteServ("447 %s :Can't change nickname while on %s (+N is set)",user->nick,curr->name);
 100                                                 return 1;
 101                                         }
 102                                 }
 103                         }
 104                 }
 105                 return 0;
 106         }
 107 };
 108
 109 // stuff down here is the module-factory stuff. For basic modules you can ignore this.
 110
 111 class ModuleNoNickChangeFactory : public ModuleFactory
 112 {
 113  public:
 114         ModuleNoNickChangeFactory()
 115         {
 116         }
 117
 118         ~ModuleNoNickChangeFactory()
 119         {
 120         }
 121
 122         virtual Module * CreateModule(InspIRCd* Me)
 123         {
 124                 return new ModuleNoNickChange(Me);
 125         }
 126
 127 };
 128
 129
 130 extern "C" void * init_module( void )
 131 {
 132         return new ModuleNoNickChangeFactory;
 133 }
 134