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