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/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2010 Daniel De Graaf <danieldg@inspircd.org>
*
* This file is part of InspIRCd. InspIRCd is free software: you can
* redistribute it and/or modify it under the terms of the GNU General Public
* License as published by the Free Software Foundation, version 2.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "inspircd.h"
#include "modules/ctctags.h"
#include "modules/exemption.h"
#include "modules/extban.h"
class ModuleOpModerated final
: public Module
, public CTCTags::EventListener
{
private:
CheckExemption::EventProvider exemptionprov;
ExtBan::Acting extban;
SimpleChannelMode mode;
ModResult HandleMessage(User* user, const MessageTarget& target, CUList& exemptions)
{
// We only handle messages from local users.
if (!IS_LOCAL(user))
return MOD_RES_PASSTHRU;
// We only handle messages non-statusmsg messages sent to channels.
if (target.type != MessageTarget::TYPE_CHANNEL || target.status)
return MOD_RES_PASSTHRU;
// Exempt opers who have the appropriate privileges.
if (user->HasPrivPermission("channels/ignore-opmoderated"))
return MOD_RES_PASSTHRU;
// Exempt channel members who have the appropriate privileges.
Channel* const chan = target.Get<Channel>();
if (chan->GetPrefixValue(user) > VOICE_VALUE)
return MOD_RES_PASSTHRU;
// Check for channel members who are exempted by a module.
if (exemptionprov.Check(user, chan, "opmoderated") == MOD_RES_ALLOW)
return MOD_RES_PASSTHRU;
if (!extban.GetStatus(user, chan).check(!chan->IsModeSet(mode)))
{
// Add any unprivileged users to the exemption list.
for (const auto& [u, memb] : chan->GetUsers())
{
if (memb->GetRank() < OP_VALUE)
exemptions.insert(u);
}
}
return MOD_RES_PASSTHRU;
}
public:
ModuleOpModerated()
: Module(VF_VENDOR | VF_OPTCOMMON, "Adds channel mode U (opmoderated) which hides the messages of unprivileged users from other unprivileged users.")
, CTCTags::EventListener(this)
, exemptionprov(this)
, extban(this, "opmoderated", 'u')
, mode(this, "opmoderated", 'U')
{
}
ModResult OnUserPreMessage(User* user, const MessageTarget& target, MessageDetails& details) override
{
return HandleMessage(user, target, details.exemptions);
}
ModResult OnUserPreTagMessage(User* user, const MessageTarget& target, CTCTags::TagMessageDetails& details) override
{
return HandleMessage(user, target, details.exemptions);
}
};
MODULE_INIT(ModuleOpModerated)
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