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/* +------------------------------------+
* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
* InspIRCd: (C) 2002-2010 InspIRCd Development Team
* See: http://wiki.inspircd.org/Credits
*
* This program is free but copyrighted software; see
* the file COPYING for details.
*
* ---------------------------------------------------
*/
#include "inspircd.h"
#include "commands.h"
#include "treesocket.h"
#include "treeserver.h"
#include "utils.h"
/** FMODE command - server mode with timestamp checks */
CmdResult CommandFMode::Handle(const std::vector<std::string>& params, User *who)
{
std::string sourceserv = who->server;
std::vector<std::string> modelist;
time_t TS = 0;
for (unsigned int q = 0; (q < params.size()) && (q < 64); q++)
{
if (q == 1)
{
/* The timestamp is in this position.
* We don't want to pass that up to the
* server->client protocol!
*/
TS = atoi(params[q].c_str());
}
else
{
/* Everything else is fine to append to the modelist */
modelist.push_back(params[q]);
}
}
/* Extract the TS value of the object, either User or Channel */
User* dst = ServerInstance->FindNick(params[0]);
Channel* chan = NULL;
time_t ourTS = 0;
if (dst)
{
ourTS = dst->age;
}
else
{
chan = ServerInstance->FindChan(params[0]);
if (chan)
{
ourTS = chan->age;
}
else
/* Oops, channel doesnt exist! */
return CMD_FAILURE;
}
if (!TS)
{
ServerInstance->Logs->Log("m_spanningtree",DEFAULT,"*** BUG? *** TS of 0 sent to FMODE. Are some services authors smoking craq, or is it 1970 again?. Dropped.");
ServerInstance->SNO->WriteToSnoMask('d', "WARNING: The server %s is sending FMODE with a TS of zero. Total craq. Mode was dropped.", sourceserv.c_str());
return CMD_INVALID;
}
/* TS is equal or less: Merge the mode changes into ours and pass on.
*/
if (TS <= ourTS)
{
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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