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 /** Handle channel mode +z
  27  */
  28 class SSLMode : public ModeHandler
  29 {
  30  public:
  31         SSLMode(InspIRCd* Instance) : ModeHandler(Instance, 'z', 0, 0, false, MODETYPE_CHANNEL, false) { }
  32
  33         ModeAction OnModeChange(userrec* source, userrec* dest, chanrec* channel, std::string &parameter, bool adding)
  34         {
  35                 if (adding)
  36                 {
  37                         if (!channel->IsModeSet('z'))
  38                         {
  39                                 if (IS_LOCAL(source))
  40                                 {
  41                                         CUList* userlist = channel->GetUsers();
  42                                         for(CUList::iterator i = userlist->begin(); i != userlist->end(); i++)
  43                                         {
  44                                                 if(!i->second->GetExt("ssl", dummy))
  45                                                 {
  46                                                         source->WriteServ("490 %s %s :all members of the channel must be connected via SSL", source->nick, channel->name);
  47                                                         return MODEACTION_DENY;
  48                                                 }
  49                                         }
  50                                 }
  51                                 channel->SetMode('z',true);
  52                                 return MODEACTION_ALLOW;
  53                         }
  54                         else
  55                         {
  56                                 return MODEACTION_DENY;
  57                         }
  58                 }
  59                 else
  60                 {
  61                         if (channel->IsModeSet('z'))
  62                         {
  63                                 channel->SetMode('z',false);
  64                                 return MODEACTION_ALLOW;
  65                         }
  66
  67                         return MODEACTION_DENY;
  68                 }
  69         }
  70 };
  71
  72 class ModuleSSLModes : public Module
  73 {
  74
  75         SSLMode* sslm;
  76
  77  public:
  78         ModuleSSLModes(InspIRCd* Me)
  79                 : Module::Module(Me)
  80         {
  81
  82
  83                 sslm = new SSLMode(ServerInstance);
  84                 ServerInstance->AddMode(sslm, 'z');
  85         }
  86
  87         void Implements(char* List)
  88         {
  89                 List[I_OnUserPreJoin] = 1;
  90         }
  91
  92         virtual int OnUserPreJoin(userrec* user, chanrec* chan, const char* cname, std::string &privs)
  93         {
  94                 if(chan && chan->IsModeSet('z'))
  95                 {
  96                         if(user->GetExt("ssl", dummy))
  97                         {
  98                                 // Let them in
  99                                 return 0;
 100                         }
 101                         else
 102                         {
 103                                 // Deny
 104                                 user->WriteServ( "489 %s %s :Cannot join channel (+z)", user->nick, cname);
 105                                 return 1;
 106                         }
 107                 }
 108
 109                 return 0;
 110         }
 111
 112         virtual ~ModuleSSLModes()
 113         {
 114                 ServerInstance->Modes->DelMode(sslm);
 115                 DELETE(sslm);
 116         }
 117
 118         virtual Version GetVersion()
 119         {
 120                 return Version(1, 1, 0, 0, VF_COMMON | VF_VENDOR, API_VERSION);
 121         }
 122 };
 123
 124
 125 class ModuleSSLModesFactory : public ModuleFactory
 126 {
 127  public:
 128         ModuleSSLModesFactory()
 129         {
 130         }
 131
 132         ~ModuleSSLModesFactory()
 133         {
 134         }
 135
 136         virtual Module* CreateModule(InspIRCd* Me)
 137         {
 138                 return new ModuleSSLModes(Me);
 139         }
 140
 141 };
 142
 143
 144 extern "C" void * init_module( void )
 145 {
 146         return new ModuleSSLModesFactory;
 147 }