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 <stdio.h>
  20 #include <string>
  21 #include "users.h"
  22 #include "channels.h"
  23 #include "modules.h"
  24
  25 #include "hashcomp.h"
  26 #include "configreader.h"
  27 #include "inspircd.h"
  28
  29 /* $ModDesc: Provides support for unreal-style GLOBOPS and umode +g */
  30
  31
  32
  33 class NoNicks : public ModeHandler
  34 {
  35  public:
  36         NoNicks(InspIRCd* Instance) : ModeHandler(Instance, 'N', 0, 0, false, MODETYPE_CHANNEL, false) { }
  37
  38         ModeAction OnModeChange(userrec* source, userrec* dest, chanrec* channel, std::string &parameter, bool adding)
  39         {
  40                 if (adding)
  41                 {
  42                         if (!channel->IsModeSet('N'))
  43                         {
  44                                 channel->SetMode('N',true);
  45                                 return MODEACTION_ALLOW;
  46                         }
  47                 }
  48                 else
  49                 {
  50                         if (channel->IsModeSet('N'))
  51                         {
  52                                 channel->SetMode('N',false);
  53                                 return MODEACTION_ALLOW;
  54                         }
  55                 }
  56
  57                 return MODEACTION_DENY;
  58         }
  59 };
  60
  61 class ModuleNoNickChange : public Module
  62 {
  63
  64         NoNicks* nn;
  65
  66  public:
  67         ModuleNoNickChange(InspIRCd* Me)
  68                 : Module::Module(Me)
  69         {
  70
  71                 nn = new NoNicks(ServerInstance);
  72                 ServerInstance->AddMode(nn, 'N');
  73         }
  74
  75         virtual ~ModuleNoNickChange()
  76         {
  77                 DELETE(nn);
  78         }
  79
  80         virtual Version GetVersion()
  81         {
  82                 return Version(1,0,0,1,VF_STATIC|VF_VENDOR);
  83         }
  84
  85         void Implements(char* List)
  86         {
  87                 List[I_On005Numeric] = List[I_OnUserPreNick] = 1;
  88         }
  89
  90         virtual void On005Numeric(std::string &output)
  91         {
  92                 ServerInstance->Modes->InsertMode(output,"N",4);
  93         }
  94
  95         virtual int OnUserPreNick(userrec* user, const std::string &newnick)
  96         {
  97                 irc::string server = user->server;
  98                 irc::string me = ServerInstance->Config->ServerName;
  99                 if (server == me)
 100                 {
 101                         for (std::vector<ucrec*>::iterator i = user->chans.begin(); i != user->chans.end(); i++)
 102                         {
 103                                 if (((ucrec*)(*i))->channel != NULL)
 104                                 {
 105                                         chanrec* curr = ((ucrec*)(*i))->channel;
 106                                         if ((curr->IsModeSet('N')) && (!*user->oper))
 107                                         {
 108                                                 // don't allow the nickchange, theyre on at least one channel with +N set
 109                                                 // and theyre not an oper
 110                                                 user->WriteServ("447 %s :Can't change nickname while on %s (+N is set)",user->nick,curr->name);
 111                                                 return 1;
 112                                         }
 113                                 }
 114                         }
 115                 }
 116                 return 0;
 117         }
 118 };
 119
 120 // stuff down here is the module-factory stuff. For basic modules you can ignore this.
 121
 122 class ModuleNoNickChangeFactory : public ModuleFactory
 123 {
 124  public:
 125         ModuleNoNickChangeFactory()
 126         {
 127         }
 128
 129         ~ModuleNoNickChangeFactory()
 130         {
 131         }
 132
 133         virtual Module * CreateModule(InspIRCd* Me)
 134         {
 135                 return new ModuleNoNickChange(Me);
 136         }
 137
 138 };
 139
 140
 141 extern "C" void * init_module( void )
 142 {
 143         return new ModuleNoNickChangeFactory;
 144 }
 145