src/modules/m_redirect.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  Inspire is copyright (C) 2002-2004 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 #include <stdio.h>
  18 #include "users.h"
  19 #include "channels.h"
  20 #include "modules.h"
  21
  22 /* $ModDesc: Provides channel mode +L (limit redirection) */
  23
  24
  25 class ModuleRedirect : public Module
  26 {
  27         Server *Srv;
  28
  29  public:
  30
  31         ModuleRedirect()
  32         {
  33                 Srv = new Server;
  34                 Srv->AddExtendedMode('L',MT_CHANNEL,false,1,0);
  35         }
  36
  37         virtual int OnExtendedMode(userrec* user, void* target, char modechar, int type, bool mode_on, string_list &params)
  38         {
  39                 if ((modechar == 'L') && (type == MT_CHANNEL))
  40                 {
  41                         if (mode_on)
  42                         {
  43                                 std::string ChanToJoin = params[0];
  44                                 chanrec* c = Srv->FindChannel(ChanToJoin);
  45                                 if (c)
  46                                 {
  47                                         if (c->IsCustomModeSet('L'))
  48                                         {
  49                                                 WriteServ(user->fd,"690 %s :Circular redirection, mode +L to %s not allowed.",user->nick,params[0].c_str());
  50                                                 return 0;
  51                                         }
  52                                 }
  53                         }
  54                         return 1;
  55                 }
  56                 return 0;
  57         }
  58
  59         virtual void On005Numeric(std::string &output)
  60         {
  61                 std::stringstream line(output);
  62                 std::string temp1, temp2;
  63                 while (!line.eof())
  64                 {
  65                         line >> temp1;
  66                         if (temp1.substr(0,10) == "CHANMODES=")
  67                         {
  68                                 // By doing this we're *assuming* no other module has fucked up the CHANMODES=
  69                                 // section of the 005 numeric. If they have, we're going DOWN in a blaze of glory,
  70                                 // with a honking great EXCEPTION :)
  71                                 temp1.insert(temp1.find(",")+1,"L");
  72                         }
  73                         temp2 = temp2 + temp1 + " ";
  74                 }
  75                 if (temp2.length())
  76                         output = temp2.substr(0,temp2.length()-1);
  77         }
  78
  79         virtual int OnUserPreJoin(userrec* user, chanrec* chan, const char* cname)
  80         {
  81                 if (chan)
  82                 {
  83                         if (chan->IsCustomModeSet('L'))
  84                         {
  85                                 if (Srv->CountUsers(chan) >= chan->limit)
  86                                 {
  87                                         std::string channel = chan->GetModeParameter('L');
  88                                         WriteServ(user->fd,"470 %s :%s has become full, so you are automatically being transferred to the linked channel %s",user->nick,cname,channel.c_str());
  89                                         Srv->JoinUserToChannel(user,channel.c_str(),"");
  90                                         return 1;
  91                                 }
  92                         }
  93                 }
  94                 return 0;
  95         }
  96
  97         virtual ~ModuleRedirect()
  98         {
  99                 delete Srv;
 100         }
 101
 102         virtual Version GetVersion()
 103         {
 104                 return Version(1,0,0,0,VF_STATIC|VF_VENDOR);
 105         }
 106
 107         virtual void OnUserConnect(userrec* user)
 108         {
 109         }
 110
 111 };
 112
 113
 114 class ModuleRedirectFactory : public ModuleFactory
 115 {
 116  public:
 117         ModuleRedirectFactory()
 118         {
 119         }
 120
 121         ~ModuleRedirectFactory()
 122         {
 123         }
 124
 125         virtual Module * CreateModule()
 126         {
 127                 return new ModuleRedirect;
 128         }
 129
 130 };
 131
 132
 133 extern "C" void * init_module( void )
 134 {
 135         return new ModuleRedirectFactory;
 136 }
 137