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/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
* Copyright (C) 2007 Craig Edwards <craigedwards@brainbox.cc>
*
* 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 "main.h"
#include "utils.h"
#include "treeserver.h"
/* $ModDep: m_spanningtree/main.h m_spanningtree/utils.h m_spanningtree/treeserver.h */
void ModuleSpanningTree::OnPostCommand(const std::string &command, const std::vector<std::string>& parameters, LocalUser *user, CmdResult result, const std::string &original_line)
{
if (result == CMD_SUCCESS)
Utils->RouteCommand(NULL, command, parameters, user);
}
void SpanningTreeUtilities::RouteCommand(TreeServer* origin, const std::string &command, const parameterlist& parameters, User *user)
{
if (!ServerInstance->Parser->IsValidCommand(command, parameters.size(), user))
return;
/* We know it's non-null because IsValidCommand returned true */
Command* thiscmd = ServerInstance->Parser->GetHandler(command);
RouteDescriptor routing = thiscmd->GetRouting(user, parameters);
std::string sent_cmd = command;
parameterlist params;
if (routing.type == ROUTE_TYPE_LOCALONLY)
{
/* Broadcast when it's a core command with the default route descriptor and the source is a
* remote user or a remote server
*/
Version ver = thiscmd->creator->GetVersion();
if ((!(ver.Flags & VF_CORE)) || (IS_LOCAL(user)) || (IS_SERVER(user) == ServerInstance->FakeClient))
return;
routing = ROUTE_BROADCAST;
}
else if (routing.type == ROUTE_TYPE_OPT_BCAST)
{
params.push_back("*");
params.push_back(command);
sent_cmd = "ENCAP";
}
else if (routing.type == ROUTE_TYPE_OPT_UCAST)
{
TreeServer* sdest = FindServer(routing.serverdest);
if (!sdest)
{
ServerInstance->Logs->Log("m_spanningtree", LOG_DEFAULT, "Trying to route ENCAP to nonexistant server %s",
routing.serverdest.c_str());
return;
}
params.push_back(sdest->GetID());
params.push_back(command);
sent_cmd = "ENCAP";
}
else
{
Module* srcmodule = thiscmd->creator;
Version ver = srcmodule->GetVersion();
if (!(ver.Flags & (VF_COMMON | VF_CORE)) && srcmodule != Creator)
{
ServerInstance->Logs->Log("m_spanningtree", LOG_DEFAULT, "Routed command %s from non-VF_COMMON module %s",
command.c_str(), srcmodule->ModuleSourceFile.c_str());
return;
}
}
std::string output_text;
ServerInstance->Parser->TranslateUIDs(thiscmd->translation, parameters, output_text, true, thiscmd);
params.push_back(output_text);
if (routing.type == ROUTE_TYPE_MESSAGE)
{
char pfx = 0;
std::string dest = routing.serverdest;
if (ServerInstance->Modes->FindPrefix(dest[0]))
{
pfx = dest[0];
dest = dest.substr(1);
}
if (dest[0] == '#')
{
Channel* c = ServerInstance->FindChan(dest);
if (!c)
return;
TreeServerList list;
// TODO OnBuildExemptList hook was here
GetListOfServersForChannel(c,list,pfx, CUList());
std::string data = ":" + user->uuid + " " + sent_cmd;
for (unsigned int x = 0; x < params.size(); x++)
data += " " + params[x];
for (TreeServerList::iterator i = list.begin(); i != list.end(); i++)
{
TreeSocket* Sock = (*i)->GetSocket();
if (origin && origin->GetSocket() == Sock)
continue;
if (Sock)
Sock->WriteLine(data);
}
}
else if (dest[0] == '$')
{
if (origin)
DoOneToAllButSender(user->uuid, sent_cmd, params, origin->GetName());
else
DoOneToMany(user->uuid, sent_cmd, params);
}
else
{
// user target?
User* d = ServerInstance->FindNick(dest);
if (!d)
return;
TreeServer* tsd = BestRouteTo(d->server);
if (tsd == origin)
// huh? no routing stuff around in a circle, please.
return;
DoOneToOne(user->uuid, sent_cmd, params, d->server);
}
}
else if (routing.type == ROUTE_TYPE_BROADCAST || routing.type == ROUTE_TYPE_OPT_BCAST)
{
if (origin)
DoOneToAllButSender(user->uuid, sent_cmd, params, origin->GetName());
else
DoOneToMany(user->uuid, sent_cmd, params);
}
else if (routing.type == ROUTE_TYPE_UNICAST || routing.type == ROUTE_TYPE_OPT_UCAST)
{
if (origin && routing.serverdest == origin->GetName())
return;
DoOneToOne(user->uuid, sent_cmd, params, routing.serverdest);
}
}
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