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/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
* Copyright (C) 2007-2008 Robin Burchell <robin+git@viroteck.net>
* Copyright (C) 2008 Craig Edwards <craigedwards@brainbox.cc>
* Copyright (C) 2008 Thomas Stagner <aquanight@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 "core_channel.h"
CommandTopic::CommandTopic(Module* parent)
: SplitCommand(parent, "TOPIC", 1, 2)
, exemptionprov(parent)
, secretmode(parent, "secret")
, topiclockmode(parent, "topiclock")
{
syntax = "<channel> [<topic>]";
Penalty = 2;
}
CmdResult CommandTopic::HandleLocal(const std::vector<std::string>& parameters, LocalUser* user)
{
Channel* c = ServerInstance->FindChan(parameters[0]);
if (!c)
{
user->WriteNumeric(Numerics::NoSuchNick(parameters[0]));
return CMD_FAILURE;
}
if (parameters.size() == 1)
{
if ((c->IsModeSet(secretmode)) && (!c->HasUser(user)))
{
user->WriteNumeric(Numerics::NoSuchNick(c->name));
return CMD_FAILURE;
}
if (c->topic.length())
{
Topic::ShowTopic(user, c);
}
else
{
user->WriteNumeric(RPL_NOTOPICSET, c->name, "No topic is set.");
}
return CMD_SUCCESS;
}
std::string t = parameters[1]; // needed, in case a module wants to change it
ModResult res;
FIRST_MOD_RESULT(OnPreTopicChange, res, (user,c,t));
if (res == MOD_RES_DENY)
return CMD_FAILURE;
if (res != MOD_RES_ALLOW)
{
if (!c->HasUser(user))
{
user->WriteNumeric(ERR_NOTONCHANNEL, c->name, "You're not on that channel!");
return CMD_FAILURE;
}
if (c->IsModeSet(topiclockmode))
{
ModResult MOD_RESULT = CheckExemption::Call(exemptionprov, user, c, "topiclock");
if (!MOD_RESULT.check(c->GetPrefixValue(user) >= HALFOP_VALUE))
{
user->WriteNumeric(ERR_CHANOPRIVSNEEDED, c->name, "You do not have access to change the topic on this channel");
return CMD_FAILURE;
}
}
}
// Make sure the topic is not longer than the limit in the config
if (t.length() > ServerInstance->Config->Limits.MaxTopic)
t.erase(ServerInstance->Config->Limits.MaxTopic);
// Only change if the new topic is different than the current one
if (c->topic != t)
c->SetTopic(user, t, ServerInstance->Time());
return CMD_SUCCESS;
}
void Topic::ShowTopic(LocalUser* user, Channel* chan)
{
user->WriteNumeric(RPL_TOPIC, chan->name, chan->topic);
user->WriteNumeric(RPL_TOPICTIME, chan->name, chan->setby, (unsigned long)chan->topicset);
}
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