/*
* InspIRCd -- Internet Relay Chat Daemon
*
+ * Copyright (C) 2013-2015 Attila Molnar <attilamolnar@hush.com>
+ * Copyright (C) 2013, 2017-2020 Sadie Powell <sadie@witchery.services>
+ * Copyright (C) 2012, 2019 Robby <robby@chatbelgie.be>
+ * Copyright (C) 2010 Craig Edwards <brain@inspircd.org>
* Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
*
* This file is part of InspIRCd. InspIRCd is free software: you can
#include "inspircd.h"
#include "listmode.h"
+#include "modules/exemption.h"
+
+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 = "<restriction>:<prefix>";
+ }
+
+ static PrefixMode* FindMode(const std::string& mode)
+ {
+ if (mode.length() == 1)
+ return ServerInstance->Modes->FindPrefixMode(mode[0]);
+
+ ModeHandler* mh = ServerInstance->Modes->FindMode(mode, MODETYPE_CHANNEL);
+ return mh ? mh->IsPrefixMode() : NULL;
+ }
+
+ static bool ParseEntry(const std::string& entry, std::string& restriction, std::string& prefix)
+ {
+ // The entry must be in the format <restriction>:<prefix>.
+ 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;
+ }
+
+ ModResult AccessCheck(User* source, Channel* channel, std::string& parameter, bool adding) CXX11_OVERRIDE
+ {
+ 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;
+ }
- bool ValidateParam(User* user, Channel* chan, std::string &word)
+ bool ValidateParam(User* user, Channel* chan, std::string& word) CXX11_OVERRIDE
{
- std::string::size_type p = word.find(':');
- if (p == std::string::npos)
+ std::string restriction;
+ std::string prefix;
+ if (!ParseEntry(word, restriction, prefix))
{
- user->WriteNumeric(955, "%s %s :Invalid exemptchanops entry, format is <restriction>:<prefix>", chan->name.c_str(), word.c_str());
+ user->WriteNumeric(Numerics::InvalidModeParameter(chan, this, word));
return false;
}
- std::string restriction(word, 0, p);
// If there is a '-' in the restriction string ignore it and everything after it
// to support "auditorium-vis" and "auditorium-see" in m_auditorium
- p = restriction.find('-');
- if (p != std::string::npos)
- restriction.erase(p);
+ std::string::size_type dash = restriction.find('-');
+ if (dash != std::string::npos)
+ restriction.erase(dash);
if (!ServerInstance->Modes->FindMode(restriction, MODETYPE_CHANNEL))
{
- user->WriteNumeric(955, "%s %s :Unknown restriction", chan->name.c_str(), restriction.c_str());
+ user->WriteNumeric(Numerics::InvalidModeParameter(chan, this, word, "Unknown restriction."));
return false;
}
- return true;
- }
-
- void TellListTooLong(User* user, Channel* chan, std::string &word)
- {
- user->WriteNumeric(959, "%s %s :Channel exemptchanops list is full", chan->name.c_str(), word.c_str());
- }
-
- void TellAlreadyOnList(User* user, Channel* chan, std::string &word)
- {
- user->WriteNumeric(957, "%s :The word %s is already on the exemptchanops list", chan->name.c_str(), word.c_str());
- }
+ if (prefix != "*" && !FindMode(prefix))
+ {
+ user->WriteNumeric(Numerics::InvalidModeParameter(chan, this, word, "Unknown prefix mode."));
+ return false;
+ }
- void TellNotSet(User* user, Channel* chan, std::string &word)
- {
- user->WriteNumeric(958, "%s :No such exemptchanops word is set", chan->name.c_str());
+ return true;
}
};
-class ExemptHandler : public HandlerBase3<ModResult, User*, Channel*, const std::string&>
+class ExemptHandler : public CheckExemption::EventListener
{
public:
ExemptChanOps ec;
- ExemptHandler(Module* me) : ec(me) {}
-
- PrefixMode* FindMode(const std::string& mid)
+ ExemptHandler(Module* me)
+ : CheckExemption::EventListener(me)
+ , ec(me)
{
- if (mid.length() == 1)
- return ServerInstance->Modes->FindPrefixMode(mid[0]);
-
- ModeHandler* mh = ServerInstance->Modes->FindMode(mid, MODETYPE_CHANNEL);
- return mh ? mh->IsPrefixMode() : 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;
}
}
- PrefixMode* 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;
}
};
{
}
- void init() CXX11_OVERRIDE
- {
- ServerInstance->OnCheckExemption = &eh;
- }
-
- ~ModuleExemptChanOps()
- {
- ServerInstance->OnCheckExemption = &ServerInstance->HandleOnCheckExemption;
- }
-
Version GetVersion() CXX11_OVERRIDE
{
- 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 ReadConfig(ConfigStatus& status) CXX11_OVERRIDE
projects / user / henk / code / inspircd.git / blobdiff