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
  27 /* $ModDesc: Provides support for unreal-style GLOBOPS and umode +g */
  28
  29 class ModuleNoNickChange : public Module
  30 {
  31         Server *Srv;
  32
  33  public:
  34         ModuleNoNickChange(Server* Me)
  35                 : Module::Module(Me)
  36         {
  37                 Srv = Me;
  38
  39                 Srv->AddExtendedMode('N',MT_CHANNEL,false,0,0);
  40         }
  41
  42         virtual ~ModuleNoNickChange()
  43         {
  44         }
  45
  46         virtual Version GetVersion()
  47         {
  48                 return Version(1,0,0,1,VF_STATIC|VF_VENDOR);
  49         }
  50
  51         void Implements(char* List)
  52         {
  53                 List[I_On005Numeric] = List[I_OnUserPreNick] = List[I_OnExtendedMode] = 1;
  54         }
  55
  56         virtual void On005Numeric(std::string &output)
  57         {
  58                 InsertMode(output,"N",4);
  59         }
  60
  61         virtual int OnUserPreNick(userrec* user, std::string newnick)
  62         {
  63                 irc::string server = user->server;
  64                 irc::string me = Srv->GetServerName().c_str();
  65                 if (server == me)
  66                 {
  67                         for (unsigned int i =0; i < user->chans.size(); i++)
  68                         {
  69                                 if (user->chans[i].channel != NULL)
  70                                 {
  71                                         chanrec* curr = user->chans[i].channel;
  72                                         if (curr->IsCustomModeSet('N'))
  73                                         {
  74                                                 if (!strchr(user->modes,'o'))
  75                                                 {
  76                                                         // don't allow the nickchange, theyre on at least one channel with +N set
  77                                                         // and theyre not an oper
  78                                                         WriteServ(user->fd,"447 %s :Can't change nickname while on %s (+N is set)",user->nick,curr->name);
  79                                                         return 1;
  80                                                 }
  81                                         }
  82                                 }
  83                         }
  84                 }
  85                 return 0;
  86         }
  87
  88         virtual int OnExtendedMode(userrec* user, void* target, char modechar, int type, bool mode_on, string_list &params)
  89         {
  90                 // check if this is our mode character...
  91                 if ((modechar == 'N') && (type == MT_CHANNEL))
  92                 {
  93                         return 1;
  94                 }
  95                 else
  96                 {
  97                         return 0;
  98                 }
  99         }
 100
 101 };
 102
 103 // stuff down here is the module-factory stuff. For basic modules you can ignore this.
 104
 105 class ModuleNoNickChangeFactory : public ModuleFactory
 106 {
 107  public:
 108         ModuleNoNickChangeFactory()
 109         {
 110         }
 111
 112         ~ModuleNoNickChangeFactory()
 113         {
 114         }
 115
 116         virtual Module * CreateModule(Server* Me)
 117         {
 118                 return new ModuleNoNickChange(Me);
 119         }
 120
 121 };
 122
 123
 124 extern "C" void * init_module( void )
 125 {
 126         return new ModuleNoNickChangeFactory;
 127 }
 128