1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * InspIRCd: (C) 2002-2009 InspIRCd Development Team
6 * See: http://www.inspircd.org/wiki/index.php/Credits
8 * This program is free but copyrighted software; see
9 * the file COPYING for details.
11 * ---------------------------------------------------
18 #include "socketengine.h"
21 #include "commands/cmd_whowas.h"
23 /* XXX: Used for speeding up WriteCommon operations */
24 unsigned long uniq_id = 1;
26 static unsigned long* already_sent = NULL;
29 void InitializeAlreadySent(SocketEngine* SE)
31 already_sent = new unsigned long[SE->GetMaxFds()];
32 memset(already_sent, 0, SE->GetMaxFds() * sizeof(unsigned long));
36 std::string User::ProcessNoticeMasks(const char *sm)
38 bool adding = true, oldadding = false;
53 for (unsigned char d = 'A'; d <= 'z'; d++)
55 if (ServerInstance->SNO->IsEnabled(d))
57 if ((!IsNoticeMaskSet(d) && adding) || (IsNoticeMaskSet(d) && !adding))
59 if ((oldadding != adding) || (!output.length()))
60 output += (adding ? '+' : '-');
62 this->SetNoticeMask(d, adding);
71 if ((*c >= 'A') && (*c <= 'z') && (ServerInstance->SNO->IsEnabled(*c)))
73 if ((!IsNoticeMaskSet(*c) && adding) || (IsNoticeMaskSet(*c) && !adding))
75 if ((oldadding != adding) || (!output.length()))
76 output += (adding ? '+' : '-');
78 this->SetNoticeMask(*c, adding);
84 this->WriteNumeric(ERR_UNKNOWNSNOMASK, "%s %c :is unknown snomask char to me", this->nick.c_str(), *c);
93 std::string s = this->FormatNoticeMasks();
96 this->modes[UM_SNOMASK] = false;
102 void User::StartDNSLookup()
107 const char* sip = this->GetIPString();
108 UserResolver *res_reverse;
110 QueryType resolvtype = strchr(sip, ':') ? DNS_QUERY_PTR6 : DNS_QUERY_PTR4;
111 // when GetProtocolFamily() works correctly with 4in6, this can be replaced by
112 // this->GetProtocolFamily() == AF_INET ? DNS_QUERY_PTR4 : DNS_QUERY_PTR6;
113 res_reverse = new UserResolver(this->ServerInstance, this, sip, resolvtype, cached);
115 this->ServerInstance->AddResolver(res_reverse, cached);
117 catch (CoreException& e)
119 ServerInstance->Logs->Log("USERS", DEBUG,"Error in resolver: %s",e.GetReason());
123 bool User::IsNoticeMaskSet(unsigned char sm)
127 return (snomasks[sm-65]);
130 void User::SetNoticeMask(unsigned char sm, bool value)
134 snomasks[sm-65] = value;
137 const char* User::FormatNoticeMasks()
139 static char data[MAXBUF];
142 for (int n = 0; n < 64; n++)
145 data[offset++] = n+65;
152 bool User::IsModeSet(unsigned char m)
156 return (modes[m-65]);
159 void User::SetMode(unsigned char m, bool value)
166 const char* User::FormatModes(bool showparameters)
168 static char data[MAXBUF];
172 for (unsigned char n = 0; n < 64; n++)
176 data[offset++] = n + 65;
177 ModeHandler* mh = ServerInstance->Modes->FindMode(n + 65, MODETYPE_USER);
178 if (showparameters && mh && mh->GetNumParams(true))
180 std::string p = mh->GetUserParameter(this);
182 params.append(" ").append(p);
187 strlcat(data, params.c_str(), MAXBUF);
191 void User::DecrementModes()
193 ServerInstance->Logs->Log("USERS", DEBUG, "DecrementModes()");
194 for (unsigned char n = 'A'; n <= 'z'; n++)
198 ServerInstance->Logs->Log("USERS", DEBUG,"DecrementModes() found mode %c", n);
199 ModeHandler* mh = ServerInstance->Modes->FindMode(n, MODETYPE_USER);
202 ServerInstance->Logs->Log("USERS", DEBUG,"Found handler %c and call ChangeCount", n);
209 User::User(InspIRCd* Instance, const std::string &uid) : ServerInstance(Instance)
211 server = (char*)Instance->FindServerNamePtr(Instance->Config->ServerName);
212 age = ServerInstance->Time();
214 lastping = signon = idle_lastmsg = nping = registered = 0;
215 bytes_in = bytes_out = cmds_in = cmds_out = 0;
216 quietquit = quitting = exempt = haspassed = dns_done = false;
223 AllowedPrivs = AllowedOperCommands = NULL;
228 uuid.assign(Instance->GetUID(), 0, UUID_LENGTH - 1);
230 uuid.assign(uid, 0, UUID_LENGTH - 1);
232 ServerInstance->Logs->Log("USERS", DEBUG,"New UUID for user: %s (%s)", uuid.c_str(), uid.empty() ? "allocated new" : "used remote");
234 user_hash::iterator finduuid = Instance->Users->uuidlist->find(uuid);
235 if (finduuid == Instance->Users->uuidlist->end())
236 (*Instance->Users->uuidlist)[uuid] = this;
238 throw CoreException("Duplicate UUID "+std::string(uuid)+" in User constructor");
243 /* NULL for remote users :) */
246 this->MyClass->RefCount--;
247 ServerInstance->Logs->Log("USERS", DEBUG, "User destructor -- connect refcount now: %lu", this->MyClass->RefCount);
250 if (this->AllowedOperCommands)
252 delete AllowedOperCommands;
253 AllowedOperCommands = NULL;
256 if (this->AllowedPrivs)
262 this->InvalidateCache();
263 this->DecrementModes();
267 ServerInstance->Users->RemoveCloneCounts(this);
269 if (this->GetProtocolFamily() == AF_INET)
271 delete (sockaddr_in*)ip;
273 #ifdef SUPPORT_IP6LINKS
276 delete (sockaddr_in6*)ip;
281 ServerInstance->Users->uuidlist->erase(uuid);
284 const std::string& User::MakeHost()
286 if (!this->cached_makehost.empty())
287 return this->cached_makehost;
290 /* This is much faster than snprintf */
292 for(const char* n = ident.c_str(); *n; n++)
295 for(const char* n = host.c_str(); *n; n++)
299 this->cached_makehost.assign(nhost);
301 return this->cached_makehost;
304 const std::string& User::MakeHostIP()
306 if (!this->cached_hostip.empty())
307 return this->cached_hostip;
310 /* This is much faster than snprintf */
312 for(const char* n = ident.c_str(); *n; n++)
315 for(const char* n = this->GetIPString(); *n; n++)
319 this->cached_hostip = ihost;
321 return this->cached_hostip;
324 void User::CloseSocket()
328 ServerInstance->SE->Shutdown(this, 2);
329 ServerInstance->SE->Close(this);
333 const std::string& User::GetFullHost()
335 if (!this->cached_fullhost.empty())
336 return this->cached_fullhost;
340 for(const char* n = nick.c_str(); *n; n++)
343 for(const char* n = ident.c_str(); *n; n++)
346 for(const char* n = dhost.c_str(); *n; n++)
350 this->cached_fullhost = result;
352 return this->cached_fullhost;
355 char* User::MakeWildHost()
357 static char nresult[MAXBUF];
359 *t++ = '*'; *t++ = '!';
360 *t++ = '*'; *t++ = '@';
361 for(const char* n = dhost.c_str(); *n; n++)
367 int User::ReadData(void* buffer, size_t size)
372 return read(this->fd, buffer, size);
374 return recv(this->fd, (char*)buffer, size, 0);
382 const std::string& User::GetFullRealHost()
384 if (!this->cached_fullrealhost.empty())
385 return this->cached_fullrealhost;
387 char fresult[MAXBUF];
389 for(const char* n = nick.c_str(); *n; n++)
392 for(const char* n = ident.c_str(); *n; n++)
395 for(const char* n = host.c_str(); *n; n++)
399 this->cached_fullrealhost = fresult;
401 return this->cached_fullrealhost;
404 bool User::IsInvited(const irc::string &channel)
406 time_t now = ServerInstance->Time();
407 InvitedList::iterator safei;
408 for (InvitedList::iterator i = invites.begin(); i != invites.end(); ++i)
410 if (channel == i->first)
412 if (i->second != 0 && now > i->second)
414 /* Expired invite, remove it. */
417 invites.erase(safei);
426 InvitedList* User::GetInviteList()
428 time_t now = ServerInstance->Time();
429 /* Weed out expired invites here. */
430 InvitedList::iterator safei;
431 for (InvitedList::iterator i = invites.begin(); i != invites.end(); ++i)
433 if (i->second != 0 && now > i->second)
435 /* Expired invite, remove it. */
438 invites.erase(safei);
444 void User::InviteTo(const irc::string &channel, time_t invtimeout)
446 time_t now = ServerInstance->Time();
447 if (invtimeout != 0 && now > invtimeout) return; /* Don't add invites that are expired from the get-go. */
448 for (InvitedList::iterator i = invites.begin(); i != invites.end(); ++i)
450 if (channel == i->first)
452 if (i->second != 0 && invtimeout > i->second)
454 i->second = invtimeout;
460 invites.push_back(std::make_pair(channel, invtimeout));
463 void User::RemoveInvite(const irc::string &channel)
465 for (InvitedList::iterator i = invites.begin(); i != invites.end(); i++)
467 if (channel == i->first)
475 bool User::HasModePermission(unsigned char mode, ModeType type)
483 if (mode < 'A' || mode > ('A' + 64)) return false;
485 return ((type == MODETYPE_USER ? AllowedUserModes : AllowedChanModes))[(mode - 'A')];
489 bool User::HasPermission(const std::string &command)
492 * users on remote servers can completely bypass all permissions based checks.
493 * This prevents desyncs when one server has different type/class tags to another.
494 * That having been said, this does open things up to the possibility of source changes
495 * allowing remote kills, etc - but if they have access to the src, they most likely have
496 * access to the conf - so it's an end to a means either way.
501 // are they even an oper at all?
507 if (!AllowedOperCommands)
510 if (AllowedOperCommands->find(command) != AllowedOperCommands->end())
512 else if (AllowedOperCommands->find("*") != AllowedOperCommands->end())
519 bool User::HasPrivPermission(const std::string &privstr, bool noisy)
521 ServerInstance->Logs->Log("PRIVS", DEBUG, "Checking if I have " + privstr);
524 ServerInstance->Logs->Log("PRIVS", DEBUG, "Remote (yes)");
531 this->WriteServ("NOTICE %s :You are not an oper", this->nick.c_str());
532 ServerInstance->Logs->Log("PRIVS", DEBUG, "Not oper (no)");
539 this->WriteServ("NOTICE %s :Privset empty(!?)", this->nick.c_str());
540 ServerInstance->Logs->Log("PRIVS", DEBUG, "No privs(?) (no)");
544 if (AllowedPrivs->find(privstr) != AllowedPrivs->end())
548 else if (AllowedPrivs->find("*") != AllowedPrivs->end())
554 this->WriteServ("NOTICE %s :Oper type %s does not have access to priv %s", this->nick.c_str(), this->oper.c_str(), privstr.c_str());
558 bool User::AddBuffer(const std::string &a)
560 std::string::size_type start = 0;
561 std::string::size_type i = a.find('\r');
564 * The old implementation here took a copy, and rfind() on \r, removing as it found them, before
565 * copying a second time onto the recvq. That's ok, but involves three copies minimum (recv() to buffer,
566 * buffer to here, here to recvq) - The new method now copies twice (recv() to buffer, buffer to recvq).
568 * We use find() instead of rfind() for clarity, however unlike the old code, our scanning of the string is
569 * contiguous: as we specify a startpoint, we never see characters we have scanned previously, making this
570 * marginally faster in cases with a number of \r hidden early on in the buffer.
573 * Start at first pos of string, find first \r, append everything in the chunk (excluding \r) to recvq. Set
574 * i ahead of the \r, search for next \r, add next chunk to buffer... repeat.
575 * -- w00t (7 may, 2008)
577 if (i == std::string::npos)
579 // no \r that we need to dance around, just add to buffer
584 // While we can find the end of a chunk to add
585 while (i != std::string::npos)
587 // Append the chunk that we have
588 recvq.append(a, start, (i - start));
590 // Start looking for the next one
592 i = a.find('\r', start);
595 if (start != a.length())
598 * This is here to catch a corner case when we get something like:
602 * in successive calls to us.
604 * Without this conditional, the 'U' on the second case will be dropped,
605 * which is most *certainly* not the behaviour we want!
608 recvq.append(a, start, (a.length() - start));
612 if (this->MyClass && !this->HasPrivPermission("users/flood/increased-buffers") && recvq.length() > this->MyClass->GetRecvqMax())
614 ServerInstance->Users->QuitUser(this, "RecvQ exceeded");
615 ServerInstance->SNO->WriteToSnoMask('A', "User %s RecvQ of %lu exceeds connect class maximum of %lu",this->nick.c_str(),(unsigned long int)recvq.length(),this->MyClass->GetRecvqMax());
622 bool User::BufferIsReady()
624 return (recvq.find('\n') != std::string::npos);
627 void User::ClearBuffer()
632 std::string User::GetBuffer()
639 /* Strip any leading \r or \n off the string.
640 * Usually there are only one or two of these,
641 * so its is computationally cheap to do.
643 std::string::iterator t = recvq.begin();
644 while (t != recvq.end() && (*t == '\r' || *t == '\n'))
650 for (std::string::iterator x = recvq.begin(); x != recvq.end(); x++)
652 /* Find the first complete line, return it as the
653 * result, and leave the recvq as whats left
657 std::string ret = std::string(recvq.begin(), x);
658 recvq.erase(recvq.begin(), x + 1);
667 ServerInstance->Logs->Log("USERS", DEBUG,"Exception in User::GetBuffer()");
672 void User::AddWriteBuf(const std::string &data)
677 if (this->MyClass && !this->HasPrivPermission("users/flood/increased-buffers") && sendq.length() + data.length() > this->MyClass->GetSendqMax())
680 * Fix by brain - Set the error text BEFORE calling, because
681 * if we dont it'll recursively call here over and over again trying
682 * to repeatedly add the text to the sendq!
684 ServerInstance->Users->QuitUser(this, "SendQ exceeded");
685 ServerInstance->SNO->WriteToSnoMask('A', "User %s SendQ of %lu exceeds connect class maximum of %lu",this->nick.c_str(),(unsigned long int)sendq.length() + data.length(),this->MyClass->GetSendqMax());
689 if (data.length() > MAXBUF - 2) /* MAXBUF has a value of 514, to account for line terminators */
690 sendq.append(data.substr(0,MAXBUF - 4)).append("\r\n"); /* MAXBUF-4 = 510 */
695 // send AS MUCH OF THE USERS SENDQ as we are able to (might not be all of it)
696 void User::FlushWriteBuf()
698 if (this->fd == FD_MAGIC_NUMBER)
704 if ((sendq.length()) && (this->fd != FD_MAGIC_NUMBER))
706 int old_sendq_length = sendq.length();
707 int n_sent = ServerInstance->SE->Send(this, this->sendq.data(), this->sendq.length(), 0);
713 /* The socket buffer is full. This isnt fatal,
716 ServerInstance->SE->WantWrite(this);
720 /* Fatal error, set write error and bail */
721 ServerInstance->Users->QuitUser(this, errno ? strerror(errno) : "Write error");
727 /* advance the queue */
729 this->sendq = this->sendq.substr(n_sent);
730 /* update the user's stats counters */
731 this->bytes_out += n_sent;
733 if (n_sent != old_sendq_length)
734 this->ServerInstance->SE->WantWrite(this);
738 /* note: NOT else if! */
739 if (this->sendq.empty())
741 FOREACH_MOD(I_OnBufferFlushed,OnBufferFlushed(this));
745 void User::Oper(const std::string &opertype, const std::string &opername)
747 if (this->IsModeSet('o'))
750 this->modes[UM_OPERATOR] = 1;
751 this->WriteServ("MODE %s :+o", this->nick.c_str());
752 FOREACH_MOD(I_OnOper, OnOper(this, opertype));
754 ServerInstance->SNO->WriteToSnoMask('o',"%s (%s@%s) is now an IRC operator of type %s (using oper '%s')", this->nick.c_str(), this->ident.c_str(), this->host.c_str(), irc::Spacify(opertype.c_str()), opername.c_str());
755 this->WriteNumeric(381, "%s :You are now %s %s", this->nick.c_str(), strchr("aeiouAEIOU", *opertype.c_str()) ? "an" : "a", irc::Spacify(opertype.c_str()));
757 ServerInstance->Logs->Log("OPER", DEFAULT, "%s!%s@%s opered as type: %s", this->nick.c_str(), this->ident.c_str(), this->host.c_str(), opertype.c_str());
758 this->oper.assign(opertype, 0, 512);
759 ServerInstance->Users->all_opers.push_back(this);
761 opertype_t::iterator iter_opertype = ServerInstance->Config->opertypes.find(this->oper.c_str());
762 if (iter_opertype != ServerInstance->Config->opertypes.end())
764 if (AllowedOperCommands)
765 AllowedOperCommands->clear();
767 AllowedOperCommands = new std::set<std::string>;
770 AllowedPrivs->clear();
772 AllowedPrivs = new std::set<std::string>;
774 AllowedUserModes.reset();
775 AllowedChanModes.reset();
776 this->AllowedUserModes['o' - 'A'] = true; // Call me paranoid if you want.
778 std::string myclass, mycmd, mypriv;
779 irc::spacesepstream Classes(iter_opertype->second);
780 while (Classes.GetToken(myclass))
782 operclass_t::iterator iter_operclass = ServerInstance->Config->operclass.find(myclass.c_str());
783 if (iter_operclass != ServerInstance->Config->operclass.end())
785 /* Process commands */
786 irc::spacesepstream CommandList(iter_operclass->second.commandlist);
787 while (CommandList.GetToken(mycmd))
789 this->AllowedOperCommands->insert(mycmd);
792 irc::spacesepstream PrivList(iter_operclass->second.privs);
793 while (PrivList.GetToken(mypriv))
795 this->AllowedPrivs->insert(mypriv);
798 for (unsigned char* c = (unsigned char*)iter_operclass->second.umodelist; *c; ++c)
802 this->AllowedUserModes.set();
806 this->AllowedUserModes[*c - 'A'] = true;
810 for (unsigned char* c = (unsigned char*)iter_operclass->second.cmodelist; *c; ++c)
814 this->AllowedChanModes.set();
818 this->AllowedChanModes[*c - 'A'] = true;
825 FOREACH_MOD(I_OnPostOper,OnPostOper(this, opertype, opername));
833 * unset their oper type (what IS_OPER checks).
834 * note, order is important - this must come before modes as -o attempts
835 * to call UnOper. -- w00t
840 /* Remove all oper only modes from the user when the deoper - Bug #466*/
841 std::string moderemove("-");
843 for (unsigned char letter = 'A'; letter <= 'z'; letter++)
845 ModeHandler* mh = ServerInstance->Modes->FindMode(letter, MODETYPE_USER);
846 if (mh && mh->NeedsOper())
847 moderemove += letter;
851 std::vector<std::string> parameters;
852 parameters.push_back(this->nick);
853 parameters.push_back(moderemove);
855 ServerInstance->Parser->CallHandler("MODE", parameters, this);
857 /* remove the user from the oper list. Will remove multiple entries as a safeguard against bug #404 */
858 ServerInstance->Users->all_opers.remove(this);
860 if (AllowedOperCommands)
862 delete AllowedOperCommands;
863 AllowedOperCommands = NULL;
872 AllowedUserModes.reset();
873 AllowedChanModes.reset();
874 this->modes[UM_OPERATOR] = 0;
878 /* adds or updates an entry in the whowas list */
879 void User::AddToWhoWas()
881 Command* whowas_command = ServerInstance->Parser->GetHandler("WHOWAS");
884 std::deque<classbase*> params;
885 params.push_back(this);
886 whowas_command->HandleInternal(WHOWAS_ADD, params);
891 * Check class restrictions
893 void User::CheckClass()
895 ConnectClass* a = this->MyClass;
897 if ((!a) || (a->GetType() == CC_DENY))
899 ServerInstance->Users->QuitUser(this, "Unauthorised connection");
902 else if ((a->GetMaxLocal()) && (ServerInstance->Users->LocalCloneCount(this) > a->GetMaxLocal()))
904 ServerInstance->Users->QuitUser(this, "No more connections allowed from your host via this connect class (local)");
905 ServerInstance->SNO->WriteToSnoMask('A', "WARNING: maximum LOCAL connections (%ld) exceeded for IP %s", a->GetMaxLocal(), this->GetIPString());
908 else if ((a->GetMaxGlobal()) && (ServerInstance->Users->GlobalCloneCount(this) > a->GetMaxGlobal()))
910 ServerInstance->Users->QuitUser(this, "No more connections allowed from your host via this connect class (global)");
911 ServerInstance->SNO->WriteToSnoMask('A', "WARNING: maximum GLOBAL connections (%ld) exceeded for IP %s", a->GetMaxGlobal(), this->GetIPString());
915 this->nping = ServerInstance->Time() + a->GetPingTime() + ServerInstance->Config->dns_timeout;
918 bool User::CheckLines(bool doZline)
920 const char* check[] = { "G" , "K", (doZline) ? "Z" : NULL, NULL };
924 for (int n = 0; check[n]; ++n)
926 XLine *r = ServerInstance->XLines->MatchesLine(check[n], this);
939 void User::FullConnect()
941 ServerInstance->stats->statsConnects++;
942 this->idle_lastmsg = ServerInstance->Time();
945 * You may be thinking "wtf, we checked this in User::AddClient!" - and yes, we did, BUT.
946 * At the time AddClient is called, we don't have a resolved host, by here we probably do - which
947 * may put the user into a totally seperate class with different restrictions! so we *must* check again.
948 * Don't remove this! -- w00t
952 /* Check the password, if one is required by the user's connect class.
953 * This CANNOT be in CheckClass(), because that is called prior to PASS as well!
955 if (this->MyClass && !this->MyClass->GetPass().empty() && !this->haspassed)
957 ServerInstance->Users->QuitUser(this, "Invalid password");
961 if (this->CheckLines())
964 this->WriteServ("NOTICE Auth :Welcome to \002%s\002!",ServerInstance->Config->Network);
965 this->WriteNumeric(RPL_WELCOME, "%s :Welcome to the %s IRC Network %s!%s@%s",this->nick.c_str(), ServerInstance->Config->Network, this->nick.c_str(), this->ident.c_str(), this->host.c_str());
966 this->WriteNumeric(RPL_YOURHOSTIS, "%s :Your host is %s, running version InspIRCd-1.2",this->nick.c_str(),ServerInstance->Config->ServerName);
967 this->WriteNumeric(RPL_SERVERCREATED, "%s :This server was created %s %s", this->nick.c_str(), __TIME__, __DATE__);
968 this->WriteNumeric(RPL_SERVERVERSION, "%s %s InspIRCd-1.2 %s %s %s", this->nick.c_str(), ServerInstance->Config->ServerName, ServerInstance->Modes->UserModeList().c_str(), ServerInstance->Modes->ChannelModeList().c_str(), ServerInstance->Modes->ParaModeList().c_str());
970 ServerInstance->Config->Send005(this);
971 this->WriteNumeric(RPL_YOURUUID, "%s %s :your unique ID", this->nick.c_str(), this->uuid.c_str());
977 if (ServerInstance->Users->unregistered_count)
978 ServerInstance->Users->unregistered_count--;
980 /* Trigger LUSERS output, give modules a chance too */
982 std::string command("LUSERS");
983 std::vector<std::string> parameters;
984 FOREACH_RESULT(I_OnPreCommand, OnPreCommand(command, parameters, this, true, "LUSERS"));
986 ServerInstance->CallCommandHandler(command, parameters, this);
989 * We don't set REG_ALL until triggering OnUserConnect, so some module events don't spew out stuff
990 * for a user that doesn't exist yet.
992 FOREACH_MOD(I_OnUserConnect,OnUserConnect(this));
994 this->registered = REG_ALL;
996 ServerInstance->PI->Introduce(this);
998 FOREACH_MOD(I_OnPostConnect,OnPostConnect(this));
1000 ServerInstance->SNO->WriteToSnoMask('c',"Client connecting on port %d: %s!%s@%s [%s] [%s]", this->GetPort(), this->nick.c_str(), this->ident.c_str(), this->host.c_str(), this->GetIPString(), this->fullname.c_str());
1001 ServerInstance->Logs->Log("BANCACHE", DEBUG, "BanCache: Adding NEGATIVE hit for %s", this->GetIPString());
1002 ServerInstance->BanCache->AddHit(this->GetIPString(), "", "");
1005 /** User::UpdateNick()
1006 * re-allocates a nick in the user_hash after they change nicknames,
1007 * returns a pointer to the new user as it may have moved
1009 User* User::UpdateNickHash(const char* New)
1011 //user_hash::iterator newnick;
1012 user_hash::iterator oldnick = ServerInstance->Users->clientlist->find(this->nick);
1014 if (!irc::string(this->nick.c_str()).compare(New))
1015 return oldnick->second;
1017 if (oldnick == ServerInstance->Users->clientlist->end())
1018 return NULL; /* doesnt exist */
1020 User* olduser = oldnick->second;
1021 ServerInstance->Users->clientlist->erase(oldnick);
1022 (*(ServerInstance->Users->clientlist))[New] = olduser;
1026 void User::InvalidateCache()
1028 /* Invalidate cache */
1029 cached_fullhost.clear();
1030 cached_hostip.clear();
1031 cached_makehost.clear();
1032 cached_fullrealhost.clear();
1035 bool User::ForceNickChange(const char* newnick)
1039 this->InvalidateCache();
1041 FOREACH_RESULT(I_OnUserPreNick,OnUserPreNick(this, newnick));
1045 ServerInstance->stats->statsCollisions++;
1049 std::deque<classbase*> dummy;
1050 Command* nickhandler = ServerInstance->Parser->GetHandler("NICK");
1051 if (nickhandler) // wtfbbq, when would this not be here
1053 std::vector<std::string> parameters;
1054 nickhandler->HandleInternal(1, dummy);
1055 parameters.push_back(newnick);
1056 bool result = (ServerInstance->Parser->CallHandler("NICK", parameters, this) == CMD_SUCCESS);
1057 nickhandler->HandleInternal(0, dummy);
1061 // Unreachable, we hope
1065 void User::SetSockAddr(int protocol_family, const char* sip, int port)
1067 this->cachedip = "";
1069 switch (protocol_family)
1071 #ifdef SUPPORT_IP6LINKS
1074 sockaddr_in6* sin = new sockaddr_in6;
1075 sin->sin6_family = AF_INET6;
1076 sin->sin6_port = port;
1077 inet_pton(AF_INET6, sip, &sin->sin6_addr);
1078 this->ip = (sockaddr*)sin;
1084 sockaddr_in* sin = new sockaddr_in;
1085 sin->sin_family = AF_INET;
1086 sin->sin_port = port;
1087 inet_pton(AF_INET, sip, &sin->sin_addr);
1088 this->ip = (sockaddr*)sin;
1092 ServerInstance->Logs->Log("USERS",DEBUG,"Uh oh, I dont know protocol %d to be set on '%s'!", protocol_family, this->nick.c_str());
1099 if (this->ip == NULL)
1102 switch (this->GetProtocolFamily())
1104 #ifdef SUPPORT_IP6LINKS
1107 sockaddr_in6* sin = (sockaddr_in6*)this->ip;
1108 return sin->sin6_port;
1114 sockaddr_in* sin = (sockaddr_in*)this->ip;
1115 return sin->sin_port;
1124 int User::GetProtocolFamily()
1126 if (this->ip == NULL)
1129 sockaddr_in* sin = (sockaddr_in*)this->ip;
1130 return sin->sin_family;
1133 const char* User::GetCIDRMask(int range)
1135 static char buf[44];
1137 if (this->ip == NULL)
1141 throw "Negative range, sorry, no.";
1144 * Original code written by Oliver Lupton (Om).
1145 * Integrated by me. Thanks. :) -- w00t
1147 switch (this->GetProtocolFamily())
1149 #ifdef SUPPORT_IP6LINKS
1152 /* unsigned char s6_addr[16]; */
1155 int i, bytestozero, extrabits;
1159 throw "CIDR mask width greater than address width (IPv6, 128 bit)";
1161 /* Access the user's IP structure directly */
1162 sin = (sockaddr_in6*)this->ip;
1164 /* To create the CIDR mask we want to set all the bits after 'range' bits of the address
1165 * to zero. This means the last (128 - range) bits of the address must be set to zero.
1166 * Hence this number divided by 8 is the number of whole bytes from the end of the address
1167 * which must be set to zero.
1169 bytestozero = (128 - range) / 8;
1171 /* Some of the least significant bits of the next most significant byte may also have to
1172 * be zeroed. The number of bits is the remainder of the above division.
1174 extrabits = (128 - range) % 8;
1176 /* Populate our working struct with the parts of the user's IP which are required in the
1177 * final CIDR mask. Set all the subsequent bytes to zero.
1178 * (16 - bytestozero) is the number of bytes which must be populated with actual IP data.
1180 for(i = 0; i < (16 - bytestozero); i++)
1182 v6.s6_addr[i] = sin->sin6_addr.s6_addr[i];
1185 /* And zero all the remaining bytes in the IP. */
1191 /* And finally, zero the extra bits required. */
1192 v6.s6_addr[15 - bytestozero] = (v6.s6_addr[15 - bytestozero] >> extrabits) << extrabits;
1194 snprintf(buf, 44, "%s/%d", inet_ntop(AF_INET6, &v6, buffer, 40), range);
1206 throw "CIDR mask width greater than address width (IPv4, 32 bit)";
1208 /* Users already have a sockaddr* pointer (User::ip) which contains either a v4 or v6 structure */
1209 sin = (sockaddr_in*)this->ip;
1210 v4.s_addr = sin->sin_addr.s_addr;
1212 /* To create the CIDR mask we want to set all the bits after 'range' bits of the address
1213 * to zero. This means the last (32 - range) bits of the address must be set to zero.
1214 * This is done by shifting the value right and then back left by (32 - range) bits.
1218 v4.s_addr = ntohl(v4.s_addr);
1219 v4.s_addr = (v4.s_addr >> (32 - range)) << (32 - range);
1220 v4.s_addr = htonl(v4.s_addr);
1224 /* a range of zero would cause a 32 bit value to be shifted by 32 bits.
1225 * this has undefined behaviour, but for CIDR purposes the resulting mask
1226 * from a.b.c.d/0 is 0.0.0.0/0
1231 snprintf(buf, 44, "%s/%d", inet_ntop(AF_INET, &v4, buffer, 16), range);
1237 return ""; // unused, but oh well
1240 const char* User::GetIPString()
1242 static char buf[40];
1244 if (this->ip == NULL)
1247 if (!this->cachedip.empty())
1248 return this->cachedip.c_str();
1250 switch (this->GetProtocolFamily())
1252 #ifdef SUPPORT_IP6LINKS
1255 static char temp[1024];
1257 sockaddr_in6* sin = (sockaddr_in6*)this->ip;
1258 inet_ntop(sin->sin6_family, &sin->sin6_addr, buf, sizeof(buf));
1259 /* IP addresses starting with a : on irc are a Bad Thing (tm) */
1262 strlcpy(&temp[1], buf, sizeof(temp) - 1);
1264 this->cachedip = temp;
1268 this->cachedip = buf;
1275 sockaddr_in* sin = (sockaddr_in*)this->ip;
1276 inet_ntop(sin->sin_family, &sin->sin_addr, buf, sizeof(buf));
1277 this->cachedip = buf;
1285 // Unreachable, probably
1289 /** NOTE: We cannot pass a const reference to this method.
1290 * The string is changed by the workings of the method,
1291 * so that if we pass const ref, we end up copying it to
1292 * something we can change anyway. Makes sense to just let
1293 * the compiler do that copy for us.
1295 void User::Write(std::string text)
1297 if (!ServerInstance->SE->BoundsCheckFd(this))
1302 ServerInstance->Logs->Log("USEROUTPUT", DEBUG,"C[%d] O %s", this->GetFd(), text.c_str());
1303 text.append("\r\n");
1307 ServerInstance->Logs->Log("USEROUTPUT", DEBUG,"Exception in User::Write() std::string::append");
1311 if (this->GetIOHook())
1313 /* XXX: The lack of buffering here is NOT a bug, modules implementing this interface have to
1314 * implement their own buffering mechanisms
1318 this->GetIOHook()->OnRawSocketWrite(this->fd, text.data(), text.length());
1320 catch (CoreException& modexcept)
1322 ServerInstance->Logs->Log("USEROUTPUT", DEBUG, "%s threw an exception: %s", modexcept.GetSource(), modexcept.GetReason());
1327 this->AddWriteBuf(text);
1329 ServerInstance->stats->statsSent += text.length();
1330 this->ServerInstance->SE->WantWrite(this);
1335 void User::Write(const char *text, ...)
1338 char textbuffer[MAXBUF];
1340 va_start(argsPtr, text);
1341 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
1344 this->Write(std::string(textbuffer));
1347 void User::WriteServ(const std::string& text)
1349 char textbuffer[MAXBUF];
1351 snprintf(textbuffer,MAXBUF,":%s %s",ServerInstance->Config->ServerName,text.c_str());
1352 this->Write(std::string(textbuffer));
1356 * Same as Write(), except `text' is prefixed with `:server.name '.
1358 void User::WriteServ(const char* text, ...)
1361 char textbuffer[MAXBUF];
1363 va_start(argsPtr, text);
1364 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
1367 this->WriteServ(std::string(textbuffer));
1371 void User::WriteNumeric(unsigned int numeric, const char* text, ...)
1374 char textbuffer[MAXBUF];
1376 va_start(argsPtr, text);
1377 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
1380 this->WriteNumeric(numeric, std::string(textbuffer));
1383 void User::WriteNumeric(unsigned int numeric, const std::string &text)
1385 char textbuffer[MAXBUF];
1388 FOREACH_RESULT(I_OnNumeric, OnNumeric(this, numeric, text));
1393 snprintf(textbuffer,MAXBUF,":%s %03u %s",ServerInstance->Config->ServerName, numeric, text.c_str());
1394 this->Write(std::string(textbuffer));
1397 void User::WriteFrom(User *user, const std::string &text)
1401 snprintf(tb,MAXBUF,":%s %s",user->GetFullHost().c_str(),text.c_str());
1403 this->Write(std::string(tb));
1407 /* write text from an originating user to originating user */
1409 void User::WriteFrom(User *user, const char* text, ...)
1412 char textbuffer[MAXBUF];
1414 va_start(argsPtr, text);
1415 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
1418 this->WriteFrom(user, std::string(textbuffer));
1422 /* write text to an destination user from a source user (e.g. user privmsg) */
1424 void User::WriteTo(User *dest, const char *data, ...)
1426 char textbuffer[MAXBUF];
1429 va_start(argsPtr, data);
1430 vsnprintf(textbuffer, MAXBUF, data, argsPtr);
1433 this->WriteTo(dest, std::string(textbuffer));
1436 void User::WriteTo(User *dest, const std::string &data)
1438 dest->WriteFrom(this, data);
1442 void User::WriteCommon(const char* text, ...)
1444 char textbuffer[MAXBUF];
1447 if (this->registered != REG_ALL)
1450 va_start(argsPtr, text);
1451 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
1454 this->WriteCommon(std::string(textbuffer));
1457 void User::WriteCommon(const std::string &text)
1459 bool sent_to_at_least_one = false;
1462 if (this->registered != REG_ALL)
1468 InitializeAlreadySent(ServerInstance->SE);
1470 /* We dont want to be doing this n times, just once */
1471 snprintf(tb,MAXBUF,":%s %s",this->GetFullHost().c_str(),text.c_str());
1472 std::string out = tb;
1474 for (UCListIter v = this->chans.begin(); v != this->chans.end(); v++)
1476 CUList* ulist = v->first->GetUsers();
1477 for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
1479 if ((IS_LOCAL(i->first)) && (already_sent[i->first->fd] != uniq_id))
1481 already_sent[i->first->fd] = uniq_id;
1482 i->first->Write(out);
1483 sent_to_at_least_one = true;
1489 * if the user was not in any channels, no users will receive the text. Make sure the user
1490 * receives their OWN message for WriteCommon
1492 if (!sent_to_at_least_one)
1494 this->Write(std::string(tb));
1499 /* write a formatted string to all users who share at least one common
1500 * channel, NOT including the source user e.g. for use in QUIT
1503 void User::WriteCommonExcept(const char* text, ...)
1505 char textbuffer[MAXBUF];
1508 va_start(argsPtr, text);
1509 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
1512 this->WriteCommonExcept(std::string(textbuffer));
1515 void User::WriteCommonQuit(const std::string &normal_text, const std::string &oper_text)
1520 if (this->registered != REG_ALL)
1526 InitializeAlreadySent(ServerInstance->SE);
1528 snprintf(tb1,MAXBUF,":%s QUIT :%s",this->GetFullHost().c_str(),normal_text.c_str());
1529 snprintf(tb2,MAXBUF,":%s QUIT :%s",this->GetFullHost().c_str(),oper_text.c_str());
1530 std::string out1 = tb1;
1531 std::string out2 = tb2;
1533 for (UCListIter v = this->chans.begin(); v != this->chans.end(); v++)
1535 CUList *ulist = v->first->GetUsers();
1536 for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
1538 if (this != i->first)
1540 if ((IS_LOCAL(i->first)) && (already_sent[i->first->fd] != uniq_id))
1542 already_sent[i->first->fd] = uniq_id;
1543 i->first->Write(IS_OPER(i->first) ? out2 : out1);
1550 void User::WriteCommonExcept(const std::string &text)
1555 if (this->registered != REG_ALL)
1561 InitializeAlreadySent(ServerInstance->SE);
1563 snprintf(tb1,MAXBUF,":%s %s",this->GetFullHost().c_str(),text.c_str());
1566 for (UCListIter v = this->chans.begin(); v != this->chans.end(); v++)
1568 CUList *ulist = v->first->GetUsers();
1569 for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
1571 if (this != i->first)
1573 if ((IS_LOCAL(i->first)) && (already_sent[i->first->fd] != uniq_id))
1575 already_sent[i->first->fd] = uniq_id;
1576 i->first->Write(out1);
1584 void User::WriteWallOps(const std::string &text)
1586 if (!IS_LOCAL(this))
1589 std::string wallop("WALLOPS :");
1590 wallop.append(text);
1592 for (std::vector<User*>::const_iterator i = ServerInstance->Users->local_users.begin(); i != ServerInstance->Users->local_users.end(); i++)
1595 if (t->IsModeSet('w'))
1596 this->WriteTo(t,wallop);
1600 void User::WriteWallOps(const char* text, ...)
1602 if (!IS_LOCAL(this))
1605 char textbuffer[MAXBUF];
1608 va_start(argsPtr, text);
1609 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
1612 this->WriteWallOps(std::string(textbuffer));
1615 /* return 0 or 1 depending if users u and u2 share one or more common channels
1616 * (used by QUIT, NICK etc which arent channel specific notices)
1618 * The old algorithm in 1.0 for this was relatively inefficient, iterating over
1619 * the first users channels then the second users channels within the outer loop,
1620 * therefore it was a maximum of x*y iterations (upon returning 0 and checking
1621 * all possible iterations). However this new function instead checks against the
1622 * channel's userlist in the inner loop which is a std::map<User*,User*>
1623 * and saves us time as we already know what pointer value we are after.
1624 * Don't quote me on the maths as i am not a mathematician or computer scientist,
1625 * but i believe this algorithm is now x+(log y) maximum iterations instead.
1627 bool User::SharesChannelWith(User *other)
1629 if ((!other) || (this->registered != REG_ALL) || (other->registered != REG_ALL))
1633 for (UCListIter i = this->chans.begin(); i != this->chans.end(); i++)
1635 /* Eliminate the inner loop (which used to be ~equal in size to the outer loop)
1636 * by replacing it with a map::find which *should* be more efficient
1638 if (i->first->HasUser(other))
1644 bool User::ChangeName(const char* gecos)
1646 if (!this->fullname.compare(gecos))
1652 FOREACH_RESULT(I_OnChangeLocalUserGECOS,OnChangeLocalUserGECOS(this,gecos));
1655 FOREACH_MOD(I_OnChangeName,OnChangeName(this,gecos));
1657 this->fullname.assign(gecos, 0, ServerInstance->Config->Limits.MaxGecos);
1662 bool User::ChangeDisplayedHost(const char* shost)
1670 FOREACH_RESULT(I_OnChangeLocalUserHost,OnChangeLocalUserHost(this,shost));
1675 FOREACH_MOD(I_OnChangeHost, OnChangeHost(this,shost));
1678 FOREACH_RESULT(I_OnHostCycle, OnHostCycle(this));
1680 if (this->ServerInstance->Config->CycleHosts && !MOD_RESULT)
1681 this->WriteCommonExcept("QUIT :Changing hosts");
1683 /* Fix by Om: User::dhost is 65 long, this was truncating some long hosts */
1684 this->dhost.assign(shost, 0, 64);
1686 this->InvalidateCache();
1688 if (this->ServerInstance->Config->CycleHosts && !MOD_RESULT)
1690 for (UCListIter i = this->chans.begin(); i != this->chans.end(); i++)
1692 i->first->WriteAllExceptSender(this, false, 0, "JOIN %s", i->first->name.c_str());
1693 std::string n = this->ServerInstance->Modes->ModeString(this, i->first);
1695 i->first->WriteAllExceptSender(this, true, 0, "MODE %s +%s", i->first->name.c_str(), n.c_str());
1700 this->WriteNumeric(RPL_YOURDISPLAYEDHOST, "%s %s :is now your displayed host",this->nick.c_str(),this->dhost.c_str());
1705 bool User::ChangeIdent(const char* newident)
1707 if (this->ident == newident)
1711 FOREACH_RESULT(I_OnHostCycle, OnHostCycle(this));
1713 if (this->ServerInstance->Config->CycleHosts && !MOD_RESULT)
1714 this->WriteCommonExcept("%s","QUIT :Changing ident");
1716 this->ident.assign(newident, 0, ServerInstance->Config->Limits.IdentMax + 1);
1718 this->InvalidateCache();
1720 if (this->ServerInstance->Config->CycleHosts && !MOD_RESULT)
1722 for (UCListIter i = this->chans.begin(); i != this->chans.end(); i++)
1724 i->first->WriteAllExceptSender(this, false, 0, "JOIN %s", i->first->name.c_str());
1725 std::string n = this->ServerInstance->Modes->ModeString(this, i->first);
1727 i->first->WriteAllExceptSender(this, true, 0, "MODE %s +%s", i->first->name.c_str(), n.c_str());
1734 void User::SendAll(const char* command, const char* text, ...)
1736 char textbuffer[MAXBUF];
1737 char formatbuffer[MAXBUF];
1740 va_start(argsPtr, text);
1741 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
1744 snprintf(formatbuffer,MAXBUF,":%s %s $* :%s", this->GetFullHost().c_str(), command, textbuffer);
1745 std::string fmt = formatbuffer;
1747 for (std::vector<User*>::const_iterator i = ServerInstance->Users->local_users.begin(); i != ServerInstance->Users->local_users.end(); i++)
1754 std::string User::ChannelList(User* source)
1758 for (UCListIter i = this->chans.begin(); i != this->chans.end(); i++)
1760 /* If the target is the same as the sender, let them see all their channels.
1761 * If the channel is NOT private/secret OR the user shares a common channel
1762 * If the user is an oper, and the <options:operspywhois> option is set.
1764 if ((source == this) || (IS_OPER(source) && ServerInstance->Config->OperSpyWhois) || (((!i->first->IsModeSet('p')) && (!i->first->IsModeSet('s'))) || (i->first->HasUser(source))))
1766 list.append(i->first->GetPrefixChar(this)).append(i->first->name).append(" ");
1773 void User::SplitChanList(User* dest, const std::string &cl)
1776 std::ostringstream prefix;
1777 std::string::size_type start, pos, length;
1779 prefix << this->nick << " " << dest->nick << " :";
1780 line = prefix.str();
1781 int namelen = strlen(ServerInstance->Config->ServerName) + 6;
1783 for (start = 0; (pos = cl.find(' ', start)) != std::string::npos; start = pos+1)
1785 length = (pos == std::string::npos) ? cl.length() : pos;
1787 if (line.length() + namelen + length - start > 510)
1789 ServerInstance->SendWhoisLine(this, dest, 319, "%s", line.c_str());
1790 line = prefix.str();
1793 if(pos == std::string::npos)
1795 line.append(cl.substr(start, length - start));
1800 line.append(cl.substr(start, length - start + 1));
1806 ServerInstance->SendWhoisLine(this, dest, 319, "%s", line.c_str());
1811 * Sets a user's connection class.
1812 * If the class name is provided, it will be used. Otherwise, the class will be guessed using host/ip/ident/etc.
1813 * NOTE: If the <ALLOW> or <DENY> tag specifies an ip, and this user resolves,
1814 * then their ip will be taken as 'priority' anyway, so for example,
1815 * <connect allow="127.0.0.1"> will match joe!bloggs@localhost
1817 ConnectClass* User::SetClass(const std::string &explicit_name)
1819 ConnectClass *found = NULL;
1821 if (!IS_LOCAL(this))
1824 ServerInstance->Logs->Log("CONNECTCLASS", DEBUG, "Setting connect class for UID %s", this->uuid.c_str());
1826 if (!explicit_name.empty())
1828 for (ClassVector::iterator i = ServerInstance->Config->Classes.begin(); i != ServerInstance->Config->Classes.end(); i++)
1830 ConnectClass* c = *i;
1832 if (c->GetDisabled())
1833 continue; // can't possibly match, removed from conf
1835 if (explicit_name == c->GetName())
1837 ServerInstance->Logs->Log("CONNECTCLASS", DEBUG, "Explicitly set to %s", explicit_name.c_str());
1844 for (ClassVector::iterator i = ServerInstance->Config->Classes.begin(); i != ServerInstance->Config->Classes.end(); i++)
1846 ConnectClass* c = *i;
1848 if (c->GetType() == CC_ALLOW)
1850 ServerInstance->Logs->Log("CONNECTCLASS", DEBUG, "ALLOW %s %d %s", c->GetHost().c_str(), c->GetPort(), c->GetName().c_str());
1854 ServerInstance->Logs->Log("CONNECTCLASS", DEBUG, "DENY %s %d %s", c->GetHost().c_str(), c->GetPort(), c->GetName().c_str());
1857 /* if it's disabled, we can't match this one. */
1858 if (c->GetDisabled())
1860 ServerInstance->Logs->Log("CONNECTCLASS", DEBUG, "Class disabled");
1864 /* check if host matches.. */
1865 if (!InspIRCd::MatchCIDR(this->GetIPString(), c->GetHost(), NULL) &&
1866 !InspIRCd::MatchCIDR(this->host, c->GetHost(), NULL))
1868 ServerInstance->Logs->Log("CONNECTCLASS", DEBUG, "No host match (for %s)", c->GetHost().c_str());
1873 * deny change if change will take class over the limit check it HERE, not after we found a matching class,
1874 * because we should attempt to find another class if this one doesn't match us. -- w00t
1876 if (c->limit && (c->RefCount + 1 >= c->limit))
1878 ServerInstance->Logs->Log("CONNECTCLASS", DEBUG, "OOPS: Connect class limit (%lu) hit, denying", c->limit);
1882 /* if it requires a port ... */
1885 ServerInstance->Logs->Log("CONNECTCLASS", DEBUG, "Requires port (%d)", c->GetPort());
1887 /* and our port doesn't match, fail. */
1888 if (this->GetPort() != c->GetPort())
1890 ServerInstance->Logs->Log("CONNECTCLASS", DEBUG, "Port match failed (%d)", this->GetPort());
1895 /* we stop at the first class that meets ALL critera. */
1902 * Okay, assuming we found a class that matches.. switch us into that class, keeping refcounts up to date.
1906 /* only fiddle with refcounts if they are already in a class .. */
1909 if (found == this->MyClass) // no point changing this shit :P
1910 return this->MyClass;
1911 this->MyClass->RefCount--;
1912 ServerInstance->Logs->Log("USERS", DEBUG, "Untying user from connect class -- refcount: %lu", this->MyClass->RefCount);
1915 this->MyClass = found;
1916 this->MyClass->RefCount++;
1917 ServerInstance->Logs->Log("USERS", DEBUG, "User tied to new class -- connect refcount now: %lu", this->MyClass->RefCount);
1920 return this->MyClass;
1923 /* looks up a users password for their connection class (<ALLOW>/<DENY> tags)
1924 * NOTE: If the <ALLOW> or <DENY> tag specifies an ip, and this user resolves,
1925 * then their ip will be taken as 'priority' anyway, so for example,
1926 * <connect allow="127.0.0.1"> will match joe!bloggs@localhost
1928 ConnectClass* User::GetClass()
1930 return this->MyClass;
1933 void User::PurgeEmptyChannels()
1935 std::vector<Channel*> to_delete;
1937 // firstly decrement the count on each channel
1938 for (UCListIter f = this->chans.begin(); f != this->chans.end(); f++)
1940 f->first->RemoveAllPrefixes(this);
1941 if (f->first->DelUser(this) == 0)
1943 /* No users left in here, mark it for deletion */
1946 to_delete.push_back(f->first);
1950 ServerInstance->Logs->Log("USERS", DEBUG,"Exception in User::PurgeEmptyChannels to_delete.push_back()");
1955 for (std::vector<Channel*>::iterator n = to_delete.begin(); n != to_delete.end(); n++)
1957 Channel* thischan = *n;
1958 chan_hash::iterator i2 = ServerInstance->chanlist->find(thischan->name);
1959 if (i2 != ServerInstance->chanlist->end())
1961 FOREACH_MOD(I_OnChannelDelete,OnChannelDelete(i2->second));
1963 ServerInstance->chanlist->erase(i2);
1964 this->chans.erase(*n);
1971 void User::ShowMOTD()
1973 if (!ServerInstance->Config->MOTD.size())
1975 this->WriteNumeric(ERR_NOMOTD, "%s :Message of the day file is missing.",this->nick.c_str());
1978 this->WriteNumeric(RPL_MOTDSTART, "%s :%s message of the day", this->nick.c_str(), ServerInstance->Config->ServerName);
1980 for (file_cache::iterator i = ServerInstance->Config->MOTD.begin(); i != ServerInstance->Config->MOTD.end(); i++)
1981 this->WriteNumeric(RPL_MOTD, "%s :- %s",this->nick.c_str(),i->c_str());
1983 this->WriteNumeric(RPL_ENDOFMOTD, "%s :End of message of the day.", this->nick.c_str());
1986 void User::ShowRULES()
1988 if (!ServerInstance->Config->RULES.size())
1990 this->WriteNumeric(ERR_NORULES, "%s :RULES File is missing",this->nick.c_str());
1994 this->WriteNumeric(RPL_RULESTART, "%s :- %s Server Rules -",this->nick.c_str(),ServerInstance->Config->ServerName);
1996 for (file_cache::iterator i = ServerInstance->Config->RULES.begin(); i != ServerInstance->Config->RULES.end(); i++)
1997 this->WriteNumeric(RPL_RULES, "%s :- %s",this->nick.c_str(),i->c_str());
1999 this->WriteNumeric(RPL_RULESEND, "%s :End of RULES command.",this->nick.c_str());
2002 void User::HandleEvent(EventType et, int errornum)
2004 if (this->quitting) // drop everything, user is due to be quit
2010 ServerInstance->ProcessUser(this);
2013 this->FlushWriteBuf();
2016 ServerInstance->Users->QuitUser(this, errornum ? strerror(errornum) : "Client closed the connection");
2021 void User::SetOperQuit(const std::string &oquit)
2023 operquitmsg = oquit;
2026 const std::string& User::GetOperQuit()
2031 void User::IncreasePenalty(int increase)
2033 this->Penalty += increase;
2036 void User::DecreasePenalty(int decrease)
2038 this->Penalty -= decrease;
2049 bool VisData::VisibleTo(User* user)