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/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2010 Daniel De Graaf <danieldg@inspircd.org>
* Copyright (C) 2008 Robin Burchell <robin+git@viroteck.net>
*
* 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 "commands.h"
/** FTOPIC command */
CmdResult CommandFTopic::Handle(const std::vector<std::string>& params, User *user)
{
Channel* c = ServerInstance->FindChan(params[0]);
if (!c)
return CMD_FAILURE;
time_t ChanTS = ConvToInt(params[1]);
if (!ChanTS)
return CMD_INVALID;
if (c->age < ChanTS)
// Our channel TS is older, nothing to do
return CMD_FAILURE;
time_t ts = ConvToInt(params[2]);
if (!ts)
return CMD_INVALID;
// Channel::topicset is initialized to 0 on channel creation, so their ts will always win if we never had a topic
if (ts < c->topicset)
return CMD_FAILURE;
/*
* If the topics were updated at the exact same second, accept
* the remote only when it's "bigger" than ours as defined by
* string comparision, so non-empty topics always overridde
* empty topics if their timestamps are equal
*/
if ((ts == c->topicset) && (c->topic > params[4]))
return CMD_FAILURE; // Topics were set at the exact same time, keep our topic and setter
if (c->topic != params[4])
{
// Update topic only when it differs from current topic
c->topic.assign(params[4], 0, ServerInstance->Config->Limits.MaxTopic);
c->WriteChannel(user, "TOPIC %s :%s", c->name.c_str(), c->topic.c_str());
}
// Update setter and settime
c->setby.assign(params[3], 0, 127);
c->topicset = ts;
return CMD_SUCCESS;
}
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