Rename `<link:ssl>` to `<link:sslprofile>`.

[user/henk/code/inspircd.git] / src / modules / m_spanningtree / nick.cpp

diff --git a/src/modules/m_spanningtree/nick.cpp b/src/modules/m_spanningtree/nick.cpp
index 5de12b51bfb6a81a82a15ae7cea5b0179f9db4ad..f640cea40600cbe4bafbe139dbf98ccfaa8b4ff3 100644 (file)
--- a/src/modules/m_spanningtree/nick.cpp
+++ b/src/modules/m_spanningtree/nick.cpp
@@ -1,13 +1,8 @@
 /*
  * InspIRCd -- Internet Relay Chat Daemon
  *
- *   Copyright (C) 2013 Attila Molnar <attilamolnar@hush.com>
- *   Copyright (C) 2007-2008, 2012 Robin Burchell <robin+git@viroteck.net>
- *   Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
- *   Copyright (C) 2007-2008 Craig Edwards <craigedwards@brainbox.cc>
- *   Copyright (C) 2008 Pippijn van Steenhoven <pip88nl@gmail.com>
- *   Copyright (C) 2008 Thomas Stagner <aquanight@inspircd.org>
- *   Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
+ *   Copyright (C) 2018 Sadie Powell <sadie@witchery.services>
+ *   Copyright (C) 2013-2015 Attila Molnar <attilamolnar@hush.com>
  *
  * 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
@@ -28,37 +23,37 @@
 #include "main.h"
 #include "utils.h"
 #include "commands.h"
+#include "treeserver.h"
 
-CmdResult CommandNick::Handle(User* user, std::vector<std::string>& params)
+CmdResult CommandNick::HandleRemote(::RemoteUser* user, Params& params)
 {
-       if (IS_SERVER(user))
-               return CMD_INVALID;
-
        if ((isdigit(params[0][0])) && (params[0] != user->uuid))
-               return CMD_INVALID;
+               throw ProtocolException("Attempted to change nick to an invalid or non-matching UUID");
 
-       /* Update timestamp on user when they change nicks */
-       user->age = ConvToInt(params[1]);
+       // Timestamp of the new nick
+       time_t newts = ServerCommand::ExtractTS(params[1]);
 
        /*
         * On nick messages, check that the nick doesn't already exist here.
         * If it does, perform collision logic.
         */
        User* x = ServerInstance->FindNickOnly(params[0]);
-       if ((x) && (x != user))
+       if ((x) && (x != user) && (x->registered == REG_ALL))
        {
-               /* x is local, who is remote */
-               int collideret = Utils->DoCollision(x, Utils->FindServer(user->server), user->age, user->ident, user->GetIPString(), user->uuid);
-               if (collideret != 1)
+               // 'x' is the already existing user using the same nick as params[0]
+               // 'user' is the user trying to change nick to the in use nick
+               bool they_change = Utils->DoCollision(x, TreeServer::Get(user), newts, user->ident, user->GetIPString(), user->uuid, "NICK");
+               if (they_change)
                {
-                       /*
-                        * Remote client lost, or both lost, parsing or passing on this
-                        * nickchange would be pointless, as the incoming client's server will
-                        * soon receive SAVE to change its nick to its UID. :) -- w00t
-                        */
-                       return CMD_FAILURE;
+                       // Remote client lost, or both lost, rewrite this nick change as a change to uuid before
+                       // calling ChangeNick() and forwarding the message
+                       params[0] = user->uuid;
+                       params[1] = ConvToStr(CommandSave::SavedTimestamp);
+                       newts = CommandSave::SavedTimestamp;
                }
        }
-       user->ForceNickChange(params[0]);
+
+       user->ChangeNick(params[0], newts);
+
        return CMD_SUCCESS;
 }