+ else if (cmd == "VERSION")
+ {
+ // :20D VERSION :InspIRCd-2.0
+ // change to
+ // :20D SINFO version :InspIRCd-2.0
+ cmd = "SINFO";
+ params.insert(params.begin(), "version");
+ }
+ else if (cmd == "JOIN")
+ {
+ // 2.0 allows and forwards legacy JOINs but we don't, so translate them to FJOINs before processing
+ if ((params.size() != 1) || (IS_SERVER(who)))
+ return false; // Huh?
+
+ cmd = "FJOIN";
+ Channel* chan = ServerInstance->FindChan(params[0]);
+ params.push_back(ConvToStr(chan ? chan->age : ServerInstance->Time()));
+ params.push_back("+");
+ params.push_back(",");
+ params.back().append(who->uuid);
+ who = TreeServer::Get(who)->ServerUser;
+ }
+ else if ((cmd == "FMODE") && (params.size() >= 2))
+ {
+ // Translate user mode changes with timestamp to MODE
+ if (params[0][0] != '#')
+ {
+ User* user = ServerInstance->FindUUID(params[0]);
+ if (!user)
+ return false;
+
+ // Emulate the old nonsensical behavior
+ if (user->age < ServerCommand::ExtractTS(params[1]))
+ return false;
+
+ cmd = "MODE";
+ params.erase(params.begin()+1);
+ }
+ }
+ else if ((cmd == "SERVER") && (params.size() > 4))
+ {
+ // This does not affect the initial SERVER line as it is sent before the link state is CONNECTED
+ // :20D SERVER <name> * 0 <sid> <desc>
+ // change to
+ // :20D SERVER <name> <sid> <desc>
+
+ params[1].swap(params[3]);
+ params.erase(params.begin()+2, params.begin()+4);
+
+ // If the source of this SERVER message is not bursting, then new servers it introduces are bursting
+ TreeServer* server = TreeServer::Get(who);
+ if (!server->IsBursting())
+ params.insert(params.begin()+2, "burst=" + ConvToStr(ServerInstance->Time()*1000));
+ }
+ else if (cmd == "BURST")
+ {
+ // A server is introducing another one, drop unnecessary BURST
+ return false;
+ }