src/modules/m_services.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 "users.h"
  20 #include "channels.h"
  21 #include "modules.h"
  22 #include "inspircd.h"
  23
  24 static bool kludgeme = false;
  25
  26 /* $ModDesc: Povides support for services +r user/chan modes and more */
  27
  28 class Channel_r : public ModeHandler
  29 {
  30
  31  public:
  32         Channel_r(InspIRCd* Instance) : ModeHandler(Instance, 'r', 0, 0, false, MODETYPE_CHANNEL, false) { }
  33
  34         ModeAction OnModeChange(userrec* source, userrec* dest, chanrec* channel, std::string &parameter, bool adding)
  35         {
  36                 // only a u-lined server may add or remove the +r mode.
  37                 if ((ServerInstance->ULine(source->nick)) || (ServerInstance->ULine(source->server)) || (!*source->server || (strchr(source->nick,'.'))))
  38                 {
  39                         ServerInstance->Log(DEBUG,"Allowing cmode +r, server and nick are: '%s','%s'",source->nick,source->server);
  40                         channel->SetMode('r',adding);
  41                         return MODEACTION_ALLOW;
  42                 }
  43                 else
  44                 {
  45                         ServerInstance->Log(DEBUG,"Only a server can set chanmode +r, server and nick are: '%s','%s'",source->nick,source->server);
  46                         source->WriteServ("500 "+std::string(source->nick)+" :Only a server may modify the +r channel mode");
  47                         return MODEACTION_DENY;
  48                 }
  49         }
  50 };
  51
  52 class User_r : public ModeHandler
  53 {
  54
  55  public:
  56         User_r(InspIRCd* Instance) : ModeHandler(Instance, 'r', 0, 0, false, MODETYPE_USER, false) { }
  57
  58         ModeAction OnModeChange(userrec* source, userrec* dest, chanrec* channel, std::string &parameter, bool adding)
  59         {
  60                 if ((kludgeme) || (ServerInstance->ULine(source->nick)) || (ServerInstance->ULine(source->server)) || (!*source->server || (strchr(source->nick,'.'))))
  61                 {
  62                         ServerInstance->Log(DEBUG,"Allowing umode +r, server and nick are: '%s','%s'",source->nick,source->server);
  63                         dest->SetMode('r',adding);
  64                         return MODEACTION_ALLOW;
  65                 }
  66                 else
  67                 {
  68                         ServerInstance->Log(DEBUG,"Only a server can set umode +r, server and nick are: '%s','%s'",source->nick, source->server);
  69                         source->WriteServ("500 "+std::string(source->nick)+" :Only a server may modify the +r user mode");
  70                         return MODEACTION_DENY;
  71                 }
  72         }
  73 };
  74
  75 class Channel_R : public ModeHandler
  76 {
  77  public:
  78         Channel_R(InspIRCd* Instance) : ModeHandler(Instance, 'R', 0, 0, false, MODETYPE_CHANNEL, false) { }
  79
  80         ModeAction OnModeChange(userrec* source, userrec* dest, chanrec* channel, std::string &parameter, bool adding)
  81         {
  82                 if (adding)
  83                 {
  84                         if (!channel->IsModeSet('R'))
  85                         {
  86                                 channel->SetMode('R',true);
  87                                 return MODEACTION_ALLOW;
  88                         }
  89                 }
  90                 else
  91                 {
  92                         if (channel->IsModeSet('R'))
  93                         {
  94                                 channel->SetMode('R',false);
  95                                 return MODEACTION_ALLOW;
  96                         }
  97                 }
  98
  99                 return MODEACTION_DENY;
 100         }
 101 };
 102
 103 class User_R : public ModeHandler
 104 {
 105  public:
 106         User_R(InspIRCd* Instance) : ModeHandler(Instance, 'R', 0, 0, false, MODETYPE_USER, false) { }
 107
 108         ModeAction OnModeChange(userrec* source, userrec* dest, chanrec* channel, std::string &parameter, bool adding)
 109         {
 110                 if (adding)
 111                 {
 112                         if (!dest->IsModeSet('R'))
 113                         {
 114                                 dest->SetMode('R',true);
 115                                 return MODEACTION_ALLOW;
 116                         }
 117                 }
 118                 else
 119                 {
 120                         if (dest->IsModeSet('R'))
 121                         {
 122                                 dest->SetMode('R',false);
 123                                 return MODEACTION_ALLOW;
 124                         }
 125                 }
 126
 127                 return MODEACTION_DENY;
 128         }
 129 };
 130
 131 class Channel_M : public ModeHandler
 132 {
 133  public:
 134         Channel_M(InspIRCd* Instance) : ModeHandler(Instance, 'M', 0, 0, false, MODETYPE_CHANNEL, false) { }
 135
 136         ModeAction OnModeChange(userrec* source, userrec* dest, chanrec* channel, std::string &parameter, bool adding)
 137         {
 138                 if (adding)
 139                 {
 140                         if (!channel->IsModeSet('M'))
 141                         {
 142                                 channel->SetMode('M',true);
 143                                 return MODEACTION_ALLOW;
 144                         }
 145                 }
 146                 else
 147                 {
 148                         if (channel->IsModeSet('M'))
 149                         {
 150                                 channel->SetMode('M',true);
 151                                 return MODEACTION_ALLOW;
 152                         }
 153                 }
 154
 155                 return MODEACTION_DENY;
 156         }
 157 };
 158
 159 class ModuleServices : public Module
 160 {
 161
 162         Channel_r* m1;
 163         Channel_R* m2;
 164         Channel_M* m3;
 165         User_r* m4;
 166         User_R* m5;
 167  public:
 168         ModuleServices(InspIRCd* Me)
 169                 : Module::Module(Me)
 170         {
 171
 172                 m1 = new Channel_r(ServerInstance);
 173                 m2 = new Channel_R(ServerInstance);
 174                 m3 = new Channel_M(ServerInstance);
 175                 m4 = new User_r(ServerInstance);
 176                 m5 = new User_R(ServerInstance);
 177                 ServerInstance->AddMode(m1, 'r');
 178                 ServerInstance->AddMode(m2, 'R');
 179                 ServerInstance->AddMode(m3, 'M');
 180                 ServerInstance->AddMode(m4, 'r');
 181                 ServerInstance->AddMode(m5, 'R');
 182                 kludgeme = false;
 183         }
 184
 185         /* <- :stitch.chatspike.net 307 w00t w00t :is a registered nick */
 186         virtual void OnWhois(userrec* source, userrec* dest)
 187         {
 188                 if (dest->IsModeSet('r'))
 189                 {
 190                         /* user is registered */
 191                         source->WriteServ("307 %s %s :is a registered nick", source->nick, dest->nick);
 192                 }
 193         }
 194
 195         void Implements(char* List)
 196         {
 197                 List[I_OnWhois] = List[I_OnUserPostNick] = List[I_OnUserPreMessage] = List[I_OnUserPreNotice] = List[I_OnUserPreJoin] = 1;
 198         }
 199
 200         virtual void OnUserPostNick(userrec* user, const std::string &oldnick)
 201         {
 202                 /* On nickchange, if they have +r, remove it */
 203                 if (user->IsModeSet('r'))
 204                 {
 205                         const char* modechange[2];
 206                         modechange[0] = user->nick;
 207                         modechange[1] = "-r";
 208                         kludgeme = true;
 209                         ServerInstance->SendMode(modechange,2,user);
 210                         kludgeme = false;
 211                 }
 212         }
 213
 214         virtual int OnUserPreMessage(userrec* user,void* dest,int target_type, std::string &text, char status)
 215         {
 216                 if (target_type == TYPE_CHANNEL)
 217                 {
 218                         chanrec* c = (chanrec*)dest;
 219                         if ((c->IsModeSet('M')) && (!user->IsModeSet('r')))
 220                         {
 221                                 if ((ServerInstance->ULine(user->nick)) || (ServerInstance->ULine(user->server)) || (!strcmp(user->server,"")))
 222                                 {
 223                                         // user is ulined, can speak regardless
 224                                         return 0;
 225                                 }
 226                                 // user messaging a +M channel and is not registered
 227                                 user->WriteServ("477 "+std::string(user->nick)+" "+std::string(c->name)+" :You need a registered nickname to speak on this channel");
 228                                 return 1;
 229                         }
 230                 }
 231                 if (target_type == TYPE_USER)
 232                 {
 233                         userrec* u = (userrec*)dest;
 234                         if ((u->IsModeSet('R')) && (user->IsModeSet('r')))
 235                         {
 236                                 if ((ServerInstance->ULine(user->nick)) || (ServerInstance->ULine(user->server)))
 237                                 {
 238                                         // user is ulined, can speak regardless
 239                                         return 0;
 240                                 }
 241                                 // user messaging a +R user and is not registered
 242                                 user->WriteServ("477 "+std::string(user->nick)+" "+std::string(u->nick)+" :You need a registered nickname to message this user");
 243                                 return 1;
 244                         }
 245                 }
 246                 return 0;
 247         }
 248
 249         virtual int OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text, char status)
 250         {
 251                 return OnUserPreMessage(user,dest,target_type,text,status);
 252         }
 253
 254         virtual int OnUserPreJoin(userrec* user, chanrec* chan, const char* cname)
 255         {
 256                 if (chan)
 257                 {
 258                         if (chan->IsModeSet('R'))
 259                         {
 260                                 if (user->IsModeSet('r'))
 261                                 {
 262                                         if ((ServerInstance->ULine(user->nick)) || (ServerInstance->ULine(user->server)))
 263                                         {
 264                                                 // user is ulined, won't be stopped from joining
 265                                                 return 0;
 266                                         }
 267                                         // joining a +R channel and not identified
 268                                         user->WriteServ("477 "+std::string(user->nick)+" "+std::string(chan->name)+" :You need a registered nickname to join this channel");
 269                                         return 1;
 270                                 }
 271                         }
 272                 }
 273                 return 0;
 274         }
 275
 276         virtual ~ModuleServices()
 277         {
 278                 kludgeme = true;
 279                 ServerInstance->Modes->DelMode(m1);
 280                 ServerInstance->Modes->DelMode(m2);
 281                 ServerInstance->Modes->DelMode(m3);
 282                 ServerInstance->Modes->DelMode(m4);
 283                 ServerInstance->Modes->DelMode(m5);
 284                 DELETE(m1);
 285                 DELETE(m2);
 286                 DELETE(m3);
 287                 DELETE(m4);
 288                 DELETE(m5);
 289         }
 290
 291         virtual Version GetVersion()
 292         {
 293                 return Version(1,0,0,0,VF_COMMON|VF_VENDOR);
 294         }
 295 };
 296
 297
 298 class ModuleServicesFactory : public ModuleFactory
 299 {
 300  public:
 301         ModuleServicesFactory()
 302         {
 303         }
 304
 305         ~ModuleServicesFactory()
 306         {
 307         }
 308
 309         virtual Module * CreateModule(InspIRCd* Me)
 310         {
 311                 return new ModuleServices(Me);
 312         }
 313
 314 };
 315
 316
 317 extern "C" void * init_module( void )
 318 {
 319         return new ModuleServicesFactory;
 320 }
 321