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