X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_exemptchanops.cpp;h=ba5b7696732abb2a31bf6bfce453a2b498ff997a;hb=HEAD;hp=9fac8e7adaea59e5af648eab22d6fb3cc16f3d3d;hpb=84a1569cd60daa64b1ae52a1fff62c0dc4d78850;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/modules/m_exemptchanops.cpp b/src/modules/m_exemptchanops.cpp index 9fac8e7ad..ba5b76967 100644 --- a/src/modules/m_exemptchanops.cpp +++ b/src/modules/m_exemptchanops.cpp @@ -1,6 +1,10 @@ /* * InspIRCd -- Internet Relay Chat Daemon * + * Copyright (C) 2013-2015 Attila Molnar + * Copyright (C) 2013, 2017-2020 Sadie Powell + * Copyright (C) 2012, 2019 Robby + * Copyright (C) 2010 Craig Edwards * Copyright (C) 2009-2010 Daniel De Graaf * * This file is part of InspIRCd. InspIRCd is free software: you can @@ -18,134 +22,153 @@ #include "inspircd.h" -#include "u_listmode.h" +#include "listmode.h" +#include "modules/exemption.h" -/* $ModDesc: Provides the ability to allow channel operators to be exempt from certain modes. */ +enum +{ + RPL_ENDOFEXEMPTIONLIST = 953, + RPL_EXEMPTIONLIST = 954 +}; -/** Handles channel mode +X - */ class ExemptChanOps : public ListModeBase { public: - ExemptChanOps(Module* Creator) : ListModeBase(Creator, "exemptchanops", 'X', "End of channel exemptchanops list", 954, 953, false, "exemptchanops") { } + ExemptChanOps(Module* Creator) + : ListModeBase(Creator, "exemptchanops", 'X', "End of channel exemptchanops list", RPL_EXEMPTIONLIST, RPL_ENDOFEXEMPTIONLIST, false) + { + syntax = ":"; + } - bool ValidateParam(User* user, Channel* chan, std::string &word) + static PrefixMode* FindMode(const std::string& mode) { - // TODO actually make sure there's a prop for this - if ((word.length() > 35) || (word.empty())) - { - user->WriteNumeric(955, "%s %s %s :word is too %s for exemptchanops list",user->nick.c_str(), chan->name.c_str(), word.c_str(), (word.empty() ? "short" : "long")); - return false; - } + if (mode.length() == 1) + return ServerInstance->Modes->FindPrefixMode(mode[0]); - return true; + ModeHandler* mh = ServerInstance->Modes->FindMode(mode, MODETYPE_CHANNEL); + return mh ? mh->IsPrefixMode() : NULL; } - bool TellListTooLong(User* user, Channel* chan, std::string &word) + static bool ParseEntry(const std::string& entry, std::string& restriction, std::string& prefix) { - user->WriteNumeric(959, "%s %s %s :Channel exemptchanops list is full", user->nick.c_str(), chan->name.c_str(), word.c_str()); + // The entry must be in the format :. + std::string::size_type colon = entry.find(':'); + if (colon == std::string::npos || colon == entry.length()-1) + return false; + + restriction.assign(entry, 0, colon); + prefix.assign(entry, colon + 1, std::string::npos); return true; } - void TellAlreadyOnList(User* user, Channel* chan, std::string &word) + ModResult AccessCheck(User* source, Channel* channel, std::string& parameter, bool adding) CXX11_OVERRIDE { - user->WriteNumeric(957, "%s %s :The word %s is already on the exemptchanops list",user->nick.c_str(), chan->name.c_str(), word.c_str()); + std::string restriction; + std::string prefix; + if (!ParseEntry(parameter, restriction, prefix)) + return MOD_RES_PASSTHRU; + + PrefixMode* pm = FindMode(prefix); + if (!pm) + return MOD_RES_PASSTHRU; + + if (channel->GetPrefixValue(source) >= pm->GetLevelRequired(adding)) + return MOD_RES_PASSTHRU; + + source->WriteNumeric(ERR_CHANOPRIVSNEEDED, channel->name, InspIRCd::Format("You must be able to %s mode %c (%s) to %s a restriction containing it", + adding ? "set" : "unset", pm->GetModeChar(), pm->name.c_str(), adding ? "add" : "remove")); + return MOD_RES_DENY; } - void TellNotSet(User* user, Channel* chan, std::string &word) + bool ValidateParam(User* user, Channel* chan, std::string& word) CXX11_OVERRIDE { - user->WriteNumeric(958, "%s %s :No such exemptchanops word is set",user->nick.c_str(), chan->name.c_str()); + std::string restriction; + std::string prefix; + if (!ParseEntry(word, restriction, prefix)) + { + user->WriteNumeric(Numerics::InvalidModeParameter(chan, this, word)); + return false; + } + + // If there is a '-' in the restriction string ignore it and everything after it + // to support "auditorium-vis" and "auditorium-see" in m_auditorium + std::string::size_type dash = restriction.find('-'); + if (dash != std::string::npos) + restriction.erase(dash); + + if (!ServerInstance->Modes->FindMode(restriction, MODETYPE_CHANNEL)) + { + user->WriteNumeric(Numerics::InvalidModeParameter(chan, this, word, "Unknown restriction.")); + return false; + } + + if (prefix != "*" && !FindMode(prefix)) + { + user->WriteNumeric(Numerics::InvalidModeParameter(chan, this, word, "Unknown prefix mode.")); + return false; + } + + return true; } }; -class ExemptHandler : public HandlerBase3 +class ExemptHandler : public CheckExemption::EventListener { public: ExemptChanOps ec; - ExemptHandler(Module* me) : ec(me) {} - - ModeHandler* FindMode(const std::string& mid) + ExemptHandler(Module* me) + : CheckExemption::EventListener(me) + , ec(me) { - if (mid.length() == 1) - return ServerInstance->Modes->FindMode(mid[0], MODETYPE_CHANNEL); - for(char c='A'; c < 'z'; c++) - { - ModeHandler* mh = ServerInstance->Modes->FindMode(c, MODETYPE_CHANNEL); - if (mh && mh->name == mid) - return mh; - } - return NULL; } - ModResult Call(User* user, Channel* chan, const std::string& restriction) + ModResult OnCheckExemption(User* user, Channel* chan, const std::string& restriction) CXX11_OVERRIDE { unsigned int mypfx = chan->GetPrefixValue(user); std::string minmode; - modelist* list = ec.extItem.get(chan); + ListModeBase::ModeList* list = ec.GetList(chan); if (list) { - for (modelist::iterator i = list->begin(); i != list->end(); ++i) + for (ListModeBase::ModeList::iterator i = list->begin(); i != list->end(); ++i) { std::string::size_type pos = (*i).mask.find(':'); if (pos == std::string::npos) continue; - if ((*i).mask.substr(0,pos) == restriction) - minmode = (*i).mask.substr(pos + 1); + if (!i->mask.compare(0, pos, restriction)) + minmode.assign(i->mask, pos + 1, std::string::npos); } } - ModeHandler* mh = FindMode(minmode); + PrefixMode* mh = ExemptChanOps::FindMode(minmode); if (mh && mypfx >= mh->GetPrefixRank()) return MOD_RES_ALLOW; if (mh || minmode == "*") return MOD_RES_DENY; - return ServerInstance->HandleOnCheckExemption.Call(user, chan, restriction); + return MOD_RES_PASSTHRU; } }; class ModuleExemptChanOps : public Module { - std::string defaults; ExemptHandler eh; public: - ModuleExemptChanOps() : eh(this) { } - void init() + Version GetVersion() CXX11_OVERRIDE { - ServerInstance->Modules->AddService(eh.ec); - Implementation eventlist[] = { I_OnRehash, I_OnSyncChannel }; - ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation)); - ServerInstance->OnCheckExemption = &eh; - - OnRehash(NULL); - } - - ~ModuleExemptChanOps() - { - ServerInstance->OnCheckExemption = &ServerInstance->HandleOnCheckExemption; - } - - Version GetVersion() - { - return Version("Provides the ability to allow channel operators to be exempt from certain modes.",VF_VENDOR); + return Version("Adds channel mode X (exemptchanops) which allows channel operators to grant exemptions to various channel-level restrictions.", VF_VENDOR); } - void OnRehash(User* user) + void ReadConfig(ConfigStatus& status) CXX11_OVERRIDE { eh.ec.DoRehash(); } - - void OnSyncChannel(Channel* chan, Module* proto, void* opaque) - { - eh.ec.DoSyncChannel(chan, proto, opaque); - } }; MODULE_INIT(ModuleExemptChanOps)