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 #include "helperfuncs.h"
  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 ((is_uline(source->nick)) || (is_uline(source->server)) || (!*source->server || (strchr(source->nick,'.'))))
  45                 {
  46                         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                         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) || (is_uline(source->nick)) || (is_uline(source->server)) || (!*source->server || (strchr(source->nick,'.'))))
  68                 {
  69                         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                         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                 ServerInstance->ModeGrok->InsertMode(output, "rRM", 4);
 195         }
 196
 197         /* <- :stitch.chatspike.net 307 w00t w00t :is a registered nick */
 198         virtual void OnWhois(userrec* source, userrec* dest)
 199         {
 200                 if (dest->IsModeSet('r'))
 201                 {
 202                         /* user is registered */
 203                         source->WriteServ("307 %s %s :is a registered nick", source->nick, dest->nick);
 204                 }
 205         }
 206
 207         void Implements(char* List)
 208         {
 209                 List[I_OnWhois] = List[I_OnUserPostNick] = List[I_OnUserPreMessage] = List[I_On005Numeric] = List[I_OnUserPreNotice] = List[I_OnUserPreJoin] = 1;
 210         }
 211
 212         virtual void OnUserPostNick(userrec* user, const std::string &oldnick)
 213         {
 214                 /* On nickchange, if they have +r, remove it */
 215                 if (user->IsModeSet('r'))
 216                 {
 217                         const char* modechange[2];
 218                         modechange[0] = user->nick;
 219                         modechange[1] = "-r";
 220                         kludgeme = true;
 221                         ServerInstance->SendMode(modechange,2,user);
 222                         kludgeme = false;
 223                 }
 224         }
 225
 226         virtual int OnUserPreMessage(userrec* user,void* dest,int target_type, std::string &text, char status)
 227         {
 228                 if (target_type == TYPE_CHANNEL)
 229                 {
 230                         chanrec* c = (chanrec*)dest;
 231                         if ((c->IsModeSet('M')) && (!user->IsModeSet('r')))
 232                         {
 233                                 if ((is_uline(user->nick)) || (is_uline(user->server)) || (!strcmp(user->server,"")))
 234                                 {
 235                                         // user is ulined, can speak regardless
 236                                         return 0;
 237                                 }
 238                                 // user messaging a +M channel and is not registered
 239                                 user->WriteServ("477 "+std::string(user->nick)+" "+std::string(c->name)+" :You need a registered nickname to speak on this channel");
 240                                 return 1;
 241                         }
 242                 }
 243                 if (target_type == TYPE_USER)
 244                 {
 245                         userrec* u = (userrec*)dest;
 246                         if ((u->IsModeSet('R')) && (user->IsModeSet('r')))
 247                         {
 248                                 if ((is_uline(user->nick)) || (is_uline(user->server)))
 249                                 {
 250                                         // user is ulined, can speak regardless
 251                                         return 0;
 252                                 }
 253                                 // user messaging a +R user and is not registered
 254                                 user->WriteServ("477 "+std::string(user->nick)+" "+std::string(u->nick)+" :You need a registered nickname to message this user");
 255                                 return 1;
 256                         }
 257                 }
 258                 return 0;
 259         }
 260
 261         virtual int OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text, char status)
 262         {
 263                 return OnUserPreMessage(user,dest,target_type,text,status);
 264         }
 265
 266         virtual int OnUserPreJoin(userrec* user, chanrec* chan, const char* cname)
 267         {
 268                 if (chan)
 269                 {
 270                         if (chan->IsModeSet('R'))
 271                         {
 272                                 if (user->IsModeSet('r'))
 273                                 {
 274                                         if ((is_uline(user->nick)) || (is_uline(user->server)))
 275                                         {
 276                                                 // user is ulined, won't be stopped from joining
 277                                                 return 0;
 278                                         }
 279                                         // joining a +R channel and not identified
 280                                         user->WriteServ("477 "+std::string(user->nick)+" "+std::string(chan->name)+" :You need a registered nickname to join this channel");
 281                                         return 1;
 282                                 }
 283                         }
 284                 }
 285                 return 0;
 286         }
 287
 288         virtual ~ModuleServices()
 289         {
 290                 DELETE(m1);
 291                 DELETE(m2);
 292                 DELETE(m3);
 293                 DELETE(m4);
 294                 DELETE(m5);
 295         }
 296
 297         virtual Version GetVersion()
 298         {
 299                 return Version(1,0,0,0,VF_STATIC|VF_VENDOR);
 300         }
 301 };
 302
 303
 304 class ModuleServicesFactory : public ModuleFactory
 305 {
 306  public:
 307         ModuleServicesFactory()
 308         {
 309         }
 310
 311         ~ModuleServicesFactory()
 312         {
 313         }
 314
 315         virtual Module * CreateModule(InspIRCd* Me)
 316         {
 317                 return new ModuleServices(Me);
 318         }
 319
 320 };
 321
 322
 323 extern "C" void * init_module( void )
 324 {
 325         return new ModuleServicesFactory;
 326 }
 327