X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Fmode.cpp;h=35cbed451920a3f82bfc9d104b68788a10edc065;hb=b6dbd6caab62bc2c0d11ce5a45d511611eb9c2ef;hp=2fb001037565df2c207ba5de8d0b6fdfbf425491;hpb=4b856bda135a08e800b96c970a10b0b6a34d433a;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/mode.cpp b/src/mode.cpp index 2fb001037..35cbed451 100644 --- a/src/mode.cpp +++ b/src/mode.cpp @@ -2,8 +2,8 @@ * | Inspire Internet Relay Chat Daemon | * +------------------------------------+ * - * InspIRCd: (C) 2002-2008 InspIRCd Development Team - * See: http://www.inspircd.org/wiki/index.php/Credits + * InspIRCd: (C) 2002-2009 InspIRCd Development Team + * See: http://wiki.inspircd.org/Credits * * This program is free but copyrighted software; see * the file COPYING for details. @@ -11,7 +11,7 @@ * --------------------------------------------------- */ -/* $Core: libIRCDmode */ +/* $Core */ /* $ExtraDeps: $(RELCPPFILES) */ /* $ExtraObjects: modes/modeclasses.a */ /* $ExtraBuild: @${MAKE} -C "modes" DIRNAME="src/modes" CC="$(CC)" $(MAKEARGS) CPPFILES="$(CPPFILES)" */ @@ -43,19 +43,17 @@ #include "modes/cmode_h.h" /* +v (channel voice) */ #include "modes/cmode_v.h" -/* +s (server notices) */ -#include "modes/umode_s.h" /* +w (see wallops) */ #include "modes/umode_w.h" /* +i (invisible) */ #include "modes/umode_i.h" /* +o (operator) */ #include "modes/umode_o.h" -/* +n (notice mask - our implementation of snomasks) */ -#include "modes/umode_n.h" +/* +s (server notice masks) */ +#include "modes/umode_s.h" -ModeHandler::ModeHandler(InspIRCd* Instance, char modeletter, int parameters_on, int parameters_off, bool listmode, ModeType type, bool operonly, char mprefix, char prefixrequired) - : ServerInstance(Instance), mode(modeletter), n_params_on(parameters_on), n_params_off(parameters_off), list(listmode), m_type(type), oper(operonly), prefix(mprefix), count(0), prefixneeded(prefixrequired) +ModeHandler::ModeHandler(InspIRCd* Instance, char modeletter, int parameters_on, int parameters_off, bool listmode, ModeType type, bool operonly, char mprefix, char prefixrequired, TranslateType translate) + : ServerInstance(Instance), mode(modeletter), n_params_on(parameters_on), n_params_off(parameters_off), list(listmode), m_type(type), m_paramtype(translate), oper(operonly), prefix(mprefix), count(0), prefixneeded(prefixrequired) { } @@ -70,6 +68,8 @@ bool ModeHandler::IsListMode() char ModeHandler::GetNeededPrefix() { + if (prefixneeded == '%' && !ServerInstance->Config->AllowHalfop) + return '@'; return prefixneeded; } @@ -99,6 +99,11 @@ ModeType ModeHandler::GetModeType() return m_type; } +TranslateType ModeHandler::GetTranslateType() +{ + return m_paramtype; +} + bool ModeHandler::NeedsOper() { return oper; @@ -119,6 +124,11 @@ char ModeHandler::GetModeChar() return mode; } +std::string ModeHandler::GetUserParameter(User* user) +{ + return ""; +} + ModeAction ModeHandler::OnModeChange(User*, User*, Channel*, std::string&, bool, bool) { return MODEACTION_DENY; @@ -144,6 +154,10 @@ void ModeHandler::DisplayEmptyList(User*, Channel*) { } +void ModeHandler::OnParameterMissing(User* user, User* dest, Channel* channel) +{ +} + bool ModeHandler::CheckTimeStamp(time_t theirs, time_t ours, const std::string&, const std::string&, Channel*) { return (ours < theirs); @@ -167,10 +181,6 @@ SimpleChannelModeHandler::SimpleChannelModeHandler(InspIRCd* Instance, char mode ModeAction SimpleUserModeHandler::OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding, bool servermode) { - /* Only opers can change other users modes */ - if (source != dest) - return MODEACTION_DENY; - if (adding) { if (!dest->IsModeSet(this->GetModeChar())) @@ -251,7 +261,7 @@ User* ModeParser::SanityChecks(User *user, const char *dest, Channel *chan, int) d = ServerInstance->FindNick(dest); if (!d) { - user->WriteNumeric(401, "%s %s :No such nick/channel",user->nick.c_str(), dest); + user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel",user->nick.c_str(), dest); return NULL; } return d; @@ -322,35 +332,35 @@ void ModeParser::DisplayCurrentModes(User *user, User* targetuser, Channel* targ if (targetchannel) { /* Display channel's current mode string */ - user->WriteNumeric(324, "%s %s +%s",user->nick.c_str(), targetchannel->name, targetchannel->ChanModes(targetchannel->HasUser(user))); - user->WriteNumeric(329, "%s %s %lu", user->nick.c_str(), targetchannel->name, (unsigned long)targetchannel->age); + user->WriteNumeric(RPL_CHANNELMODEIS, "%s %s +%s",user->nick.c_str(), targetchannel->name.c_str(), targetchannel->ChanModes(targetchannel->HasUser(user))); + user->WriteNumeric(RPL_CHANNELCREATED, "%s %s %lu", user->nick.c_str(), targetchannel->name.c_str(), (unsigned long)targetchannel->age); return; } else if (targetuser) { if (targetuser->Visibility && !targetuser->Visibility->VisibleTo(user)) { - user->WriteNumeric(401, "%s %s :No such nick/channel",user->nick.c_str(), text); + user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel",user->nick.c_str(), text); return; } - if ((targetuser == user) || (IS_OPER(user))) + if (targetuser == user || user->HasPrivPermission("users/auspex")) { /* Display user's current mode string */ - user->WriteNumeric(221, "%s :+%s",targetuser->nick.c_str(),targetuser->FormatModes()); + user->WriteNumeric(RPL_UMODEIS, "%s :+%s",targetuser->nick.c_str(),targetuser->FormatModes()); if (IS_OPER(targetuser)) - user->WriteNumeric(8, "%s +%s :Server notice mask", targetuser->nick.c_str(), targetuser->FormatNoticeMasks()); + user->WriteNumeric(RPL_SNOMASKIS, "%s +%s :Server notice mask", targetuser->nick.c_str(), targetuser->FormatNoticeMasks()); return; } else { - user->WriteNumeric(502, "%s :Can't change mode for other users", user->nick.c_str()); + user->WriteNumeric(ERR_USERSDONTMATCH, "%s :Can't change mode for other users", user->nick.c_str()); return; } } /* No such nick/channel */ - user->WriteNumeric(401, "%s %s :No such nick/channel",user->nick.c_str(), text); + user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel",user->nick.c_str(), text); return; } @@ -363,6 +373,8 @@ void ModeParser::Process(const std::vector& parameters, User *user, User* targetuser = ServerInstance->FindNick(parameters[0]); LastParse.clear(); + LastParseParams.clear(); + LastParseTranslate.clear(); /* Special case for displaying the list for listmodes, * e.g. MODE #chan b, or MODE #chan +b without a parameter @@ -375,7 +387,7 @@ void ModeParser::Process(const std::vector& parameters, User *user, seq++; mask = MASK_CHANNEL; - + while (mode && *mode) { unsigned char mletter = *mode; @@ -385,7 +397,7 @@ void ModeParser::Process(const std::vector& parameters, User *user, mode++; continue; } - + /* Ensure the user doesnt request the same mode twice, * so they cant flood themselves off out of idiocy. */ @@ -412,11 +424,14 @@ void ModeParser::Process(const std::vector& parameters, User *user, continue; } - if (ServerInstance->Config->HideModeLists[mletter] && (targetchannel->GetStatus(user) < STATUS_HOP)) + if (!user->HasPrivPermission("channels/auspex")) { - user->WriteNumeric(482, "%s %s :Only half-operators and above may view the +%c list",user->nick.c_str(), targetchannel->name, *mode++); - mh->DisplayEmptyList(user, targetchannel); - continue; + if (ServerInstance->Config->HideModeLists[mletter] && (targetchannel->GetStatus(user) < STATUS_HOP)) + { + user->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s %s :Only half-operators and above may view the +%c list",user->nick.c_str(), targetchannel->name.c_str(), *mode++); + mh->DisplayEmptyList(user, targetchannel); + continue; + } } /** See below for a description of what craq this is :D @@ -426,7 +441,7 @@ void ModeParser::Process(const std::vector& parameters, User *user, for(ModeWatchIter watchers = modewatchers[handler_id].begin(); watchers != modewatchers[handler_id].end(); watchers++) { std::string dummyparam; - + if (!((*watchers)->BeforeMode(user, NULL, targetchannel, dummyparam, true, MODETYPE_CHANNEL))) display = false; } @@ -464,9 +479,12 @@ void ModeParser::Process(const std::vector& parameters, User *user, if ((IS_LOCAL(user)) && (!ServerInstance->ULine(user->server)) && (!servermode)) { + /* Make modes that are being changed visible to OnAccessCheck */ + LastParse = parameters[1]; /* We don't have halfop */ int MOD_RESULT = 0; FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(user, NULL, targetchannel, AC_GENERAL_MODE)); + LastParse.clear(); if (MOD_RESULT == ACR_DENY) return; SkipAccessChecks = (MOD_RESULT == ACR_ALLOW); @@ -476,16 +494,16 @@ void ModeParser::Process(const std::vector& parameters, User *user, { type = MODETYPE_USER; mask = MASK_USER; - if ((user != targetuser) && (!ServerInstance->ULine(user->server))) + if (user != targetuser && IS_LOCAL(user) && !ServerInstance->ULine(user->server)) { - user->WriteNumeric(502, "%s :Can't change mode for other users", user->nick.c_str()); + user->WriteNumeric(ERR_USERSDONTMATCH, "%s :Can't change mode for other users", user->nick.c_str()); return; } } else { /* No such nick/channel */ - user->WriteNumeric(401, "%s %s :No such nick/channel",user->nick.c_str(), parameters[0].c_str()); + user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel",user->nick.c_str(), parameters[0].c_str()); return; } @@ -498,6 +516,7 @@ void ModeParser::Process(const std::vector& parameters, User *user, unsigned int parameter_counter = 2; /* Index of first parameter */ unsigned int parameter_count = 0; bool last_successful_state_change = false; + LastParseTranslate.push_back(TR_TEXT); /* A mode sequence that doesnt start with + or -. Assume +. - Thanks for the suggestion spike (bug#132) */ if ((*mode_sequence.begin() != '+') && (*mode_sequence.begin() != '-')) @@ -570,6 +589,7 @@ void ModeParser::Process(const std::vector& parameters, User *user, else { /* No parameter, continue to the next mode */ + modehandlers[handler_id]->OnParameterMissing(user, targetuser, targetchannel); continue; } @@ -594,11 +614,11 @@ void ModeParser::Process(const std::vector& parameters, User *user, /* If the mode defined by the handler is not '\0', but the handler for it * cannot be found, they probably dont have the right module loaded to implement * the prefix they want to compare the mode against, e.g. '&' for m_chanprotect. - * Revert to checking against the minimum core prefix, '%'. + * Revert to checking against the minimum core prefix, '%' or '@'. */ if (needed && !prefixmode) - prefixmode = FindPrefix('%'); - + prefixmode = ServerInstance->Config->AllowHalfop ? FindPrefix('%') : FindPrefix('@'); + unsigned int neededrank = prefixmode->GetPrefixRank(); /* Compare our rank on the channel against the rank of the required prefix, * allow if >= ours. Because mIRC and xchat throw a tizz if the modes shown @@ -611,15 +631,15 @@ void ModeParser::Process(const std::vector& parameters, User *user, if (!ourmode || ourmode->GetPrefixRank() < neededrank) { /* Bog off */ - user->WriteNumeric(482, "%s %s :You must have channel privilege %c or above to %sset channel mode %c", - user->nick.c_str(), targetchannel->name, needed, adding ? "" : "un", modechar); + user->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s %s :You must have channel privilege %c or above to %sset channel mode %c", + user->nick.c_str(), targetchannel->name.c_str(), needed, adding ? "" : "un", modechar); continue; } } } bool had_parameter = !parameter.empty(); - + for (ModeWatchIter watchers = modewatchers[handler_id].begin(); watchers != modewatchers[handler_id].end(); watchers++) { if ((*watchers)->BeforeMode(user, targetuser, targetchannel, parameter, adding, type, servermode) == false) @@ -638,6 +658,17 @@ void ModeParser::Process(const std::vector& parameters, User *user, if (abort) continue; + /* If it's disabled, they have to be an oper. + */ + if (IS_LOCAL(user) && !IS_OPER(user) && ((type == MODETYPE_CHANNEL ? ServerInstance->Config->DisabledCModes : ServerInstance->Config->DisabledUModes)[modehandlers[handler_id]->GetModeChar() - 'A'])) + { + user->WriteNumeric(ERR_NOPRIVILEGES, "%s :Permission Denied - %s mode %c has been locked by the administrator", + user->nick.c_str(), + type == MODETYPE_CHANNEL ? "channel" : "user", + modehandlers[handler_id]->GetModeChar()); + continue; + } + /* It's an oper only mode, check if theyre an oper. If they arent, * eat any parameter that came with the mode, and continue to next */ @@ -645,7 +676,7 @@ void ModeParser::Process(const std::vector& parameters, User *user, { if (IS_OPER(user)) { - user->WriteNumeric(481, "%s :Permission Denied - Oper type %s does not have access to set %s mode %c", + user->WriteNumeric(ERR_NOPRIVILEGES, "%s :Permission Denied - Oper type %s does not have access to set %s mode %c", user->nick.c_str(), user->oper.c_str(), type == MODETYPE_CHANNEL ? "channel" : "user", @@ -653,7 +684,7 @@ void ModeParser::Process(const std::vector& parameters, User *user, } else { - user->WriteNumeric(481, "%s :Permission Denied - Only operators may set %s mode %c", + user->WriteNumeric(ERR_NOPRIVILEGES, "%s :Permission Denied - Only operators may set %s mode %c", user->nick.c_str(), type == MODETYPE_CHANNEL ? "channel" : "user", modehandlers[handler_id]->GetModeChar()); @@ -682,7 +713,7 @@ void ModeParser::Process(const std::vector& parameters, User *user, output_sequence.append(adding ? "+" : "-"); last_successful_state_change = adding; } - + /* Add the mode letter */ output_sequence.push_back(modechar); @@ -692,6 +723,8 @@ void ModeParser::Process(const std::vector& parameters, User *user, if ((modehandlers[handler_id]->GetNumParams(adding)) && (!parameter.empty())) { parameter_list << " " << parameter; + LastParseParams.push_back(parameter); + LastParseTranslate.push_back(modehandlers[handler_id]->GetTranslateType()); parameter_count++; /* Does this mode have a prefix? */ if (modehandlers[handler_id]->GetPrefix() && targetchannel) @@ -711,7 +744,7 @@ void ModeParser::Process(const std::vector& parameters, User *user, state_change = false; if ((output_sequence.length() + parameter_list.str().length() > 450) || (output_sequence.length() > 100) - || (parameter_count > MAXMODES)) + || (parameter_count > ServerInstance->Config->Limits.MaxModes)) { /* We cant have a mode sequence this long */ letter = mode_sequence.end() - 1; @@ -732,11 +765,12 @@ void ModeParser::Process(const std::vector& parameters, User *user, /* Was there at least one valid mode in the sequence? */ if (!output_sequence.empty()) { + LastParseParams.push_front(output_sequence); if (servermode) { if (type == MODETYPE_CHANNEL) { - targetchannel->WriteChannelWithServ(ServerInstance->Config->ServerName, "MODE %s %s%s", targetchannel->name, output_sequence.c_str(), parameter_list.str().c_str()); + targetchannel->WriteChannelWithServ(ServerInstance->Config->ServerName, "MODE %s %s%s", targetchannel->name.c_str(), output_sequence.c_str(), parameter_list.str().c_str()); this->LastParse = targetchannel->name; } else @@ -749,14 +783,14 @@ void ModeParser::Process(const std::vector& parameters, User *user, { if (type == MODETYPE_CHANNEL) { - targetchannel->WriteChannel(user,"MODE %s %s%s",targetchannel->name,output_sequence.c_str(),parameter_list.str().c_str()); - FOREACH_MOD(I_OnMode,OnMode(user, targetchannel, TYPE_CHANNEL, output_sequence + parameter_list.str())); + targetchannel->WriteChannel(user, "MODE %s %s%s", targetchannel->name.c_str(), output_sequence.c_str(), parameter_list.str().c_str()); + FOREACH_MOD(I_OnMode,OnMode(user, targetchannel, TYPE_CHANNEL, LastParseParams, LastParseTranslate)); this->LastParse = targetchannel->name; } else { - user->WriteTo(targetuser,"MODE %s %s%s",targetuser->nick.c_str(),output_sequence.c_str(), parameter_list.str().c_str()); - FOREACH_MOD(I_OnMode,OnMode(user, targetuser, TYPE_USER, output_sequence + parameter_list.str())); + user->WriteTo(targetuser, "MODE %s %s%s", targetuser->nick.c_str(), output_sequence.c_str(), parameter_list.str().c_str()); + FOREACH_MOD(I_OnMode,OnMode(user, targetuser, TYPE_USER, LastParseParams, LastParseTranslate)); this->LastParse = targetuser->nick; } } @@ -780,6 +814,9 @@ void ModeParser::CleanMask(std::string &mask) std::string::size_type pos_of_dot = mask.find_first_of('.'); std::string::size_type pos_of_colons = mask.find("::"); /* Because ipv6 addresses are colon delimited -- double so it treats extban as nick */ + if (mask.length() >= 2 && mask[1] == ':') + return; // if it's an extban, don't even try guess how it needs to be formed. + if ((pos_of_pling == std::string::npos) && (pos_of_at == std::string::npos)) { /* Just a nick, or just a host - or clearly ipv6 (starting with :) */ @@ -910,9 +947,6 @@ std::string ModeParser::ChannelModeList() for (unsigned char mode = 'A'; mode <= 'z'; mode++) { - if ((!ServerInstance->Config->AllowHalfop) && (mode == 'h')) - continue; - unsigned char pos = (mode-65) | MASK_CHANNEL; if (modehandlers[pos]) @@ -929,9 +963,6 @@ std::string ModeParser::ParaModeList() for (unsigned char mode = 'A'; mode <= 'z'; mode++) { - if ((!ServerInstance->Config->AllowHalfop) && (mode == 'h')) - continue; - unsigned char pos = (mode-65) | MASK_CHANNEL; if ((modehandlers[pos]) && (modehandlers[pos]->GetNumParams(true))) @@ -989,7 +1020,7 @@ std::string ModeParser::ModeString(User* user, Channel* channel, bool nick_suffi return types; } -std::string ModeParser::ChanModes() +std::string ModeParser::GiveModeList(ModeMasks m) { std::string type1; /* Listmodes EXCEPT those with a prefix */ std::string type2; /* Modes that take a param when adding or removing */ @@ -998,13 +1029,10 @@ std::string ModeParser::ChanModes() for (unsigned char mode = 'A'; mode <= 'z'; mode++) { - if ((!ServerInstance->Config->AllowHalfop) && (mode == 'h')) - continue; - - unsigned char pos = (mode-65) | MASK_CHANNEL; + unsigned char pos = (mode-65) | m; /* One parameter when adding */ if (modehandlers[pos]) - { + { if (modehandlers[pos]->GetNumParams(true)) { if ((modehandlers[pos]->IsListMode()) && (!modehandlers[pos]->GetPrefix())) @@ -1034,14 +1062,13 @@ std::string ModeParser::ChanModes() type4 += modehandlers[pos]->GetModeChar(); } } - } return type1 + "," + type2 + "," + type3 + "," + type4; } bool ModeParser::PrefixComparison(prefixtype one, prefixtype two) -{ +{ return one.second > two.second; } @@ -1054,9 +1081,6 @@ std::string ModeParser::BuildPrefixes() for (unsigned char mode = 'A'; mode <= 'z'; mode++) { - if ((!ServerInstance->Config->AllowHalfop) && (mode == 'h')) - continue; - unsigned char pos = (mode-65) | MASK_CHANNEL; if ((modehandlers[pos]) && (modehandlers[pos]->GetPrefix())) @@ -1140,7 +1164,7 @@ void ModeHandler::RemoveMode(User* user, irc::modestacker* stack) sprintf(moderemove,"-%c",this->GetModeChar()); parameters.push_back(user->nick); parameters.push_back(moderemove); - ServerInstance->Parser->CallHandler("MODE", parameters, user); + ServerInstance->Modes->Process(parameters, ServerInstance->FakeClient, false); } } } @@ -1185,7 +1209,6 @@ ModeParser::ModeParser(InspIRCd* Instance) : ServerInstance(Instance) new ModeChannelOp(Instance), new ModeChannelHalfOp(Instance), new ModeChannelVoice(Instance), - new ModeUserServerNotice(Instance), new ModeUserWallops(Instance), new ModeUserInvisible(Instance), new ModeUserOperator(Instance), @@ -1204,5 +1227,5 @@ ModeParser::ModeParser(InspIRCd* Instance) : ServerInstance(Instance) this->AddMode(modes[index]); seq = 0; - memset(&sent, 0, 256); + memset(&sent, 0, sizeof(sent)); }