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 <stdio.h>
  20 #include "users.h"
  21 #include "channels.h"
  22 #include "modules.h"
  23 #include <string>
  24
  25 #include "commands.h"
  26 #include "hashcomp.h"
  27 #include "inspircd.h"
  28
  29 static bool kludgeme = false;
  30
  31 /* $ModDesc: Povides support for services +r user/chan modes and more */
  32
  33
  34
  35 class Channel_r : public ModeHandler
  36 {
  37
  38  public:
  39         Channel_r(InspIRCd* Instance) : ModeHandler(Instance, 'r', 0, 0, false, MODETYPE_CHANNEL, false) { }
  40
  41         ModeAction OnModeChange(userrec* source, userrec* dest, chanrec* channel, std::string &parameter, bool adding)
  42         {
  43                 // only a u-lined server may add or remove the +r mode.
  44                 if ((ServerInstance->ULine(source->nick)) || (ServerInstance->ULine(source->server)) || (!*source->server || (strchr(source->nick,'.'))))
  45                 {
  46                         ServerInstance->Log(DEBUG,"Allowing cmode +r, server and nick are: '%s','%s'",source->nick,source->server);
  47                         channel->SetMode('r',adding);
  48                         return MODEACTION_ALLOW;
  49                 }
  50                 else
  51                 {
  52                         ServerInstance->Log(DEBUG,"Only a server can set chanmode +r, server and nick are: '%s','%s'",source->nick,source->server);
  53                         source->WriteServ("500 "+std::string(source->nick)+" :Only a server may modify the +r channel mode");
  54                         return MODEACTION_DENY;
  55                 }
  56         }
  57 };
  58
  59 class User_r : public ModeHandler
  60 {
  61
  62  public:
  63         User_r(InspIRCd* Instance) : ModeHandler(Instance, 'r', 0, 0, false, MODETYPE_USER, false) { }
  64
  65         ModeAction OnModeChange(userrec* source, userrec* dest, chanrec* channel, std::string &parameter, bool adding)
  66         {
  67                 if ((kludgeme) || (ServerInstance->ULine(source->nick)) || (ServerInstance->ULine(source->server)) || (!*source->server || (strchr(source->nick,'.'))))
  68                 {
  69                         ServerInstance->Log(DEBUG,"Allowing umode +r, server and nick are: '%s','%s'",source->nick,source->server);
  70                         dest->SetMode('r',adding);
  71                         return MODEACTION_ALLOW;
  72                 }
  73                 else
  74                 {
  75                         ServerInstance->Log(DEBUG,"Only a server can set umode +r, server and nick are: '%s','%s'",source->nick, source->server);
  76                         source->WriteServ("500 "+std::string(source->nick)+" :Only a server may modify the +r user mode");
  77                         return MODEACTION_DENY;
  78                 }
  79         }
  80 };
  81
  82 class Channel_R : public ModeHandler
  83 {
  84  public:
  85         Channel_R(InspIRCd* Instance) : ModeHandler(Instance, 'R', 0, 0, false, MODETYPE_CHANNEL, false) { }
  86
  87         ModeAction OnModeChange(userrec* source, userrec* dest, chanrec* channel, std::string &parameter, bool adding)
  88         {
  89                 if (adding)
  90                 {
  91                         if (!channel->IsModeSet('R'))
  92                         {
  93                                 channel->SetMode('R',true);
  94                                 return MODEACTION_ALLOW;
  95                         }
  96                 }
  97                 else
  98                 {
  99                         if (channel->IsModeSet('R'))
 100                         {
 101                                 channel->SetMode('R',false);
 102                                 return MODEACTION_ALLOW;
 103                         }
 104                 }
 105
 106                 return MODEACTION_DENY;
 107         }
 108 };
 109
 110 class User_R : public ModeHandler
 111 {
 112  public:
 113         User_R(InspIRCd* Instance) : ModeHandler(Instance, 'R', 0, 0, false, MODETYPE_USER, false) { }
 114
 115         ModeAction OnModeChange(userrec* source, userrec* dest, chanrec* channel, std::string &parameter, bool adding)
 116         {
 117                 if (adding)
 118                 {
 119                         if (!dest->IsModeSet('R'))
 120                         {
 121                                 dest->SetMode('R',true);
 122                                 return MODEACTION_ALLOW;
 123                         }
 124                 }
 125                 else
 126                 {
 127                         if (dest->IsModeSet('R'))
 128                         {
 129                                 dest->SetMode('R',false);
 130                                 return MODEACTION_ALLOW;
 131                         }
 132                 }
 133
 134                 return MODEACTION_DENY;
 135         }
 136 };
 137
 138 class Channel_M : public ModeHandler
 139 {
 140  public:
 141         Channel_M(InspIRCd* Instance) : ModeHandler(Instance, 'M', 0, 0, false, MODETYPE_CHANNEL, false) { }
 142
 143         ModeAction OnModeChange(userrec* source, userrec* dest, chanrec* channel, std::string &parameter, bool adding)
 144         {
 145                 if (adding)
 146                 {
 147                         if (!channel->IsModeSet('M'))
 148                         {
 149                                 channel->SetMode('M',true);
 150                                 return MODEACTION_ALLOW;
 151                         }
 152                 }
 153                 else
 154                 {
 155                         if (channel->IsModeSet('M'))
 156                         {
 157                                 channel->SetMode('M',true);
 158                                 return MODEACTION_ALLOW;
 159                         }
 160                 }
 161
 162                 return MODEACTION_DENY;
 163         }
 164 };
 165
 166 class ModuleServices : public Module
 167 {
 168
 169         Channel_r* m1;
 170         Channel_R* m2;
 171         Channel_M* m3;
 172         User_r* m4;
 173         User_R* m5;
 174  public:
 175         ModuleServices(InspIRCd* Me)
 176                 : Module::Module(Me)
 177         {
 178
 179                 m1 = new Channel_r(ServerInstance);
 180                 m2 = new Channel_R(ServerInstance);
 181                 m3 = new Channel_M(ServerInstance);
 182                 m4 = new User_r(ServerInstance);
 183                 m5 = new User_R(ServerInstance);
 184                 ServerInstance->AddMode(m1, 'r');
 185                 ServerInstance->AddMode(m2, 'R');
 186                 ServerInstance->AddMode(m3, 'M');
 187                 ServerInstance->AddMode(m4, 'r');
 188                 ServerInstance->AddMode(m5, 'R');
 189                 kludgeme = false;
 190         }
 191
 192         virtual void On005Numeric(std::string &output)
 193         {
 194         }
 195
 196         /* <- :stitch.chatspike.net 307 w00t w00t :is a registered nick */
 197         virtual void OnWhois(userrec* source, userrec* dest)
 198         {
 199                 if (dest->IsModeSet('r'))
 200                 {
 201                         /* user is registered */
 202                         source->WriteServ("307 %s %s :is a registered nick", source->nick, dest->nick);
 203                 }
 204         }
 205
 206         void Implements(char* List)
 207         {
 208                 List[I_OnWhois] = List[I_OnUserPostNick] = List[I_OnUserPreMessage] = List[I_On005Numeric] = List[I_OnUserPreNotice] = List[I_OnUserPreJoin] = 1;
 209         }
 210
 211         virtual void OnUserPostNick(userrec* user, const std::string &oldnick)
 212         {
 213                 /* On nickchange, if they have +r, remove it */
 214                 if (user->IsModeSet('r'))
 215                 {
 216                         const char* modechange[2];
 217                         modechange[0] = user->nick;
 218                         modechange[1] = "-r";
 219                         kludgeme = true;
 220                         ServerInstance->SendMode(modechange,2,user);
 221                         kludgeme = false;
 222                 }
 223         }
 224
 225         virtual int OnUserPreMessage(userrec* user,void* dest,int target_type, std::string &text, char status)
 226         {
 227                 if (target_type == TYPE_CHANNEL)
 228                 {
 229                         chanrec* c = (chanrec*)dest;
 230                         if ((c->IsModeSet('M')) && (!user->IsModeSet('r')))
 231                         {
 232                                 if ((ServerInstance->ULine(user->nick)) || (ServerInstance->ULine(user->server)) || (!strcmp(user->server,"")))
 233                                 {
 234                                         // user is ulined, can speak regardless
 235                                         return 0;
 236                                 }
 237                                 // user messaging a +M channel and is not registered
 238                                 user->WriteServ("477 "+std::string(user->nick)+" "+std::string(c->name)+" :You need a registered nickname to speak on this channel");
 239                                 return 1;
 240                         }
 241                 }
 242                 if (target_type == TYPE_USER)
 243                 {
 244                         userrec* u = (userrec*)dest;
 245                         if ((u->IsModeSet('R')) && (user->IsModeSet('r')))
 246                         {
 247                                 if ((ServerInstance->ULine(user->nick)) || (ServerInstance->ULine(user->server)))
 248                                 {
 249                                         // user is ulined, can speak regardless
 250                                         return 0;
 251                                 }
 252                                 // user messaging a +R user and is not registered
 253                                 user->WriteServ("477 "+std::string(user->nick)+" "+std::string(u->nick)+" :You need a registered nickname to message this user");
 254                                 return 1;
 255                         }
 256                 }
 257                 return 0;
 258         }
 259
 260         virtual int OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text, char status)
 261         {
 262                 return OnUserPreMessage(user,dest,target_type,text,status);
 263         }
 264
 265         virtual int OnUserPreJoin(userrec* user, chanrec* chan, const char* cname)
 266         {
 267                 if (chan)
 268                 {
 269                         if (chan->IsModeSet('R'))
 270                         {
 271                                 if (user->IsModeSet('r'))
 272                                 {
 273                                         if ((ServerInstance->ULine(user->nick)) || (ServerInstance->ULine(user->server)))
 274                                         {
 275                                                 // user is ulined, won't be stopped from joining
 276                                                 return 0;
 277                                         }
 278                                         // joining a +R channel and not identified
 279                                         user->WriteServ("477 "+std::string(user->nick)+" "+std::string(chan->name)+" :You need a registered nickname to join this channel");
 280                                         return 1;
 281                                 }
 282                         }
 283                 }
 284                 return 0;
 285         }
 286
 287         virtual ~ModuleServices()
 288         {
 289                 DELETE(m1);
 290                 DELETE(m2);
 291                 DELETE(m3);
 292                 DELETE(m4);
 293                 DELETE(m5);
 294         }
 295
 296         virtual Version GetVersion()
 297         {
 298                 return Version(1,0,0,0,VF_STATIC|VF_VENDOR);
 299         }
 300 };
 301
 302
 303 class ModuleServicesFactory : public ModuleFactory
 304 {
 305  public:
 306         ModuleServicesFactory()
 307         {
 308         }
 309
 310         ~ModuleServicesFactory()
 311         {
 312         }
 313
 314         virtual Module * CreateModule(InspIRCd* Me)
 315         {
 316                 return new ModuleServices(Me);
 317         }
 318
 319 };
 320
 321
 322 extern "C" void * init_module( void )
 323 {
 324         return new ModuleServicesFactory;
 325 }
 326