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/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2017 B00mX0r <b00mx0r@aureus.pw>
* Copyright (C) 2013-2016 Attila Molnar <attilamolnar@hush.com>
* Copyright (C) 2013, 2017-2019 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
* 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"
enum
{
// InspIRCd-specific.
RPL_ENDOFPROPLIST = 960,
RPL_PROPLIST = 961
};
static void DisplayList(LocalUser* user, Channel* channel)
{
Numeric::ParamBuilder<1> numeric(user, RPL_PROPLIST);
numeric.AddStatic(channel->name);
const ModeParser::ModeHandlerMap& mhs = ServerInstance->Modes->GetModes(MODETYPE_CHANNEL);
for (ModeParser::ModeHandlerMap::const_iterator i = mhs.begin(); i != mhs.end(); ++i)
{
ModeHandler* mh = i->second;
if (!channel->IsModeSet(mh))
continue;
numeric.Add("+" + mh->name);
ParamModeBase* pm = mh->IsParameterMode();
if (pm)
{
if ((pm->IsParameterSecret()) && (!channel->HasUser(user)) && (!user->HasPrivPermission("channels/auspex")))
numeric.Add("<" + mh->name + ">");
else
numeric.Add(channel->GetModeParameter(mh));
}
}
numeric.Flush();
user->WriteNumeric(RPL_ENDOFPROPLIST, channel->name, "End of mode list");
}
class CommandProp : public SplitCommand
{
public:
CommandProp(Module* parent)
: SplitCommand(parent, "PROP", 1)
{
syntax = "<channel> [[(+|-)]<mode> [<value>]]";
}
CmdResult HandleLocal(LocalUser* src, const Params& parameters) CXX11_OVERRIDE
{
Channel* const chan = ServerInstance->FindChan(parameters[0]);
if (!chan)
{
src->WriteNumeric(Numerics::NoSuchChannel(parameters[0]));
return CMD_FAILURE;
}
if (parameters.size() == 1)
{
DisplayList(src, chan);
return CMD_SUCCESS;
}
unsigned int i = 1;
Modes::ChangeList modes;
while (i < parameters.size())
{
std::string prop = parameters[i++];
if (prop.empty())
continue;
bool plus = prop[0] != '-';
if (prop[0] == '+' || prop[0] == '-')
prop.erase(prop.begin());
ModeHandler* mh = ServerInstance->Modes->FindMode(prop, MODETYPE_CHANNEL);
if (mh)
{
if (mh->NeedsParam(plus))
{
if (i != parameters.size())
modes.push(mh, plus, parameters[i++]);
}
else
modes.push(mh, plus);
}
}
ServerInstance->Modes->ProcessSingle(src, chan, NULL, modes, ModeParser::MODE_CHECKACCESS);
return CMD_SUCCESS;
}
};
class DummyZ : public ModeHandler
{
public:
DummyZ(Module* parent) : ModeHandler(parent, "namebase", 'Z', PARAM_ALWAYS, MODETYPE_CHANNEL)
{
list = true;
}
// Handle /MODE #chan Z
void DisplayList(User* user, Channel* chan) CXX11_OVERRIDE
{
LocalUser* luser = IS_LOCAL(user);
if (luser)
::DisplayList(luser, chan);
}
};
class ModuleNamedModes : public Module
{
CommandProp cmd;
DummyZ dummyZ;
public:
ModuleNamedModes() : cmd(this), dummyZ(this)
{
}
Version GetVersion() CXX11_OVERRIDE
{
return Version("Provides support for adding and removing modes via their long names.", VF_VENDOR);
}
void Prioritize() CXX11_OVERRIDE
{
ServerInstance->Modules->SetPriority(this, I_OnPreMode, PRIORITY_FIRST);
}
ModResult OnPreMode(User* source, User* dest, Channel* channel, Modes::ChangeList& modes) CXX11_OVERRIDE
{
if (!channel)
return MOD_RES_PASSTHRU;
Modes::ChangeList::List& list = modes.getlist();
for (Modes::ChangeList::List::iterator i = list.begin(); i != list.end(); )
{
Modes::Change& curr = *i;
// Replace all namebase (dummyZ) modes being changed with the actual
// mode handler and parameter. The parameter format of the namebase mode is
// <modename>[=<parameter>].
if (curr.mh == &dummyZ)
{
std::string name = curr.param;
std::string value;
std::string::size_type eq = name.find('=');
if (eq != std::string::npos)
{
value.assign(name, eq + 1, std::string::npos);
name.erase(eq);
}
ModeHandler* mh = ServerInstance->Modes->FindMode(name, MODETYPE_CHANNEL);
if (!mh)
{
// Mode handler not found
i = list.erase(i);
continue;
}
curr.param.clear();
if (mh->NeedsParam(curr.adding))
{
if (value.empty())
{
// Mode needs a parameter but there wasn't one
i = list.erase(i);
continue;
}
// Change parameter to the text after the '='
curr.param = value;
}
// Put the actual ModeHandler in place of the namebase handler
curr.mh = mh;
}
++i;
}
return MOD_RES_PASSTHRU;
}
};
MODULE_INIT(ModuleNamedModes)
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