src/modules/m_sslmodes.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 #include "users.h"
  18 #include "channels.h"
  19 #include "modules.h"
  20 #include "inspircd.h"
  21
  22 /* $ModDesc: Provides support for unreal-style channel mode +z */
  23
  24 static char* dummy;
  25
  26 class SSLMode : public ModeHandler
  27 {
  28  public:
  29         SSLMode(InspIRCd* Instance) : ModeHandler(Instance, 'z', 0, 0, false, MODETYPE_CHANNEL, false) { }
  30
  31         ModeAction OnModeChange(userrec* source, userrec* dest, chanrec* channel, std::string &parameter, bool adding)
  32         {
  33                 if (adding)
  34                 {
  35                         if (!channel->IsModeSet('z'))
  36                         {
  37                                 if (IS_LOCAL(source))
  38                                 {
  39                                         CUList* userlist = channel->GetUsers();
  40                                         for(CUList::iterator i = userlist->begin(); i != userlist->end(); i++)
  41                                         {
  42                                                 if(!i->second->GetExt("ssl", dummy))
  43                                                 {
  44                                                         source->WriteServ("490 %s %s :all members of the channel must be connected via SSL", source->nick, channel->name);
  45                                                         return MODEACTION_DENY;
  46                                                 }
  47                                         }
  48                                 }
  49                                 channel->SetMode('z',true);
  50                                 return MODEACTION_ALLOW;
  51                         }
  52                         else
  53                         {
  54                                 return MODEACTION_DENY;
  55                         }
  56                 }
  57                 else
  58                 {
  59                         if (channel->IsModeSet('z'))
  60                         {
  61                                 channel->SetMode('z',false);
  62                                 return MODEACTION_ALLOW;
  63                         }
  64
  65                         return MODEACTION_DENY;
  66                 }
  67         }
  68 };
  69
  70 class ModuleSSLModes : public Module
  71 {
  72
  73         SSLMode* sslm;
  74
  75  public:
  76         ModuleSSLModes(InspIRCd* Me)
  77                 : Module::Module(Me)
  78         {
  79
  80
  81                 sslm = new SSLMode(ServerInstance);
  82                 ServerInstance->AddMode(sslm, 'z');
  83         }
  84
  85         void Implements(char* List)
  86         {
  87                 List[I_OnUserPreJoin] = 1;
  88         }
  89
  90         virtual int OnUserPreJoin(userrec* user, chanrec* chan, const char* cname)
  91         {
  92                 if(chan && chan->IsModeSet('z'))
  93                 {
  94                         if(user->GetExt("ssl", dummy))
  95                         {
  96                                 // Let them in
  97                                 return 0;
  98                         }
  99                         else
 100                         {
 101                                 // Deny
 102                                 user->WriteServ( "489 %s %s :Cannot join channel (+z)", user->nick, cname);
 103                                 return 1;
 104                         }
 105                 }
 106
 107                 return 0;
 108         }
 109
 110         virtual ~ModuleSSLModes()
 111         {
 112                 DELETE(sslm);
 113         }
 114
 115         virtual Version GetVersion()
 116         {
 117                 return Version(1, 0, 0, 0, VF_STATIC | VF_VENDOR);
 118         }
 119 };
 120
 121
 122 class ModuleSSLModesFactory : public ModuleFactory
 123 {
 124  public:
 125         ModuleSSLModesFactory()
 126         {
 127         }
 128
 129         ~ModuleSSLModesFactory()
 130         {
 131         }
 132
 133         virtual Module* CreateModule(InspIRCd* Me)
 134         {
 135                 return new ModuleSSLModes(Me);
 136         }
 137
 138 };
 139
 140
 141 extern "C" void * init_module( void )
 142 {
 143         return new ModuleSSLModesFactory;
 144 }