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/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2009-2010 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"
/** FMODE command - server mode with timestamp checks */
CmdResult CommandFMode::Handle(const std::vector<std::string>& params, User *who)
{
time_t TS = ConvToInt(params[1]);
if (!TS)
{
ServerInstance->Logs->Log("m_spanningtree", LOG_DEFAULT, "*** BUG? *** TS of 0 sent to FMODE. Are some services authors smoking craq, or is it 1970 again?. Dropping link.");
ServerInstance->SNO->WriteToSnoMask('d', "WARNING: The server %s is sending FMODE with a TS of zero. Total craq, dropping link.", who->server.c_str());
return CMD_INVALID;
}
/* Extract the TS value of the object, either User or Channel */
time_t ourTS;
if (params[0][0] == '#')
{
Channel* chan = ServerInstance->FindChan(params[0]);
if (!chan)
/* Oops, channel doesn't exist! */
return CMD_FAILURE;
ourTS = chan->age;
}
else
{
User* user = ServerInstance->FindUUID(params[0]);
if (!user)
return CMD_FAILURE;
if (IS_SERVER(user))
return CMD_INVALID;
ourTS = user->age;
}
/* TS is equal or less: Merge the mode changes into ours and pass on.
*/
if (TS <= ourTS)
{
std::vector<std::string> modelist;
modelist.reserve(params.size()-1);
/* Insert everything into modelist except the TS (params[1]) */
modelist.push_back(params[0]);
modelist.insert(modelist.end(), params.begin()+2, params.end());
bool merge = (TS == ourTS) && IS_SERVER(who);
ServerInstance->Modes->Process(modelist, who, merge);
return CMD_SUCCESS;
}
/* If the TS is greater than ours, we drop the mode and dont pass it anywhere.
*/
return CMD_FAILURE;
}
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