* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
- * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
- * E-mail:
- * <brain@chatspike.net>
- * <Craig@chatspike.net>
+ * InspIRCd: (C) 2002-2007 InspIRCd Development Team
+ * See: http://www.inspircd.org/wiki/index.php/Credits
*
- * Written by Craig Edwards, Craig McLure, and others.
* This program is free but copyrighted software; see
* the file COPYING for details.
*
return new cmd_nick(Instance);
}
-void cmd_nick::Handle (const char** parameters, int pcnt, userrec *user)
+CmdResult cmd_nick::Handle (const char** parameters, int pcnt, userrec *user)
{
char oldnick[NICKMAX];
- if (pcnt < 1)
- {
- ServerInstance->Log(DEBUG,"not enough params for handle_nick");
- return;
- }
- if (!parameters[0])
- {
- ServerInstance->Log(DEBUG,"invalid parameter passed to handle_nick");
- return;
- }
- if (!parameters[0][0])
- {
- ServerInstance->Log(DEBUG,"zero length new nick passed to handle_nick");
- return;
- }
- if (!user)
- {
- ServerInstance->Log(DEBUG,"invalid user passed to handle_nick");
- return;
- }
- if (!user->nick)
- {
- ServerInstance->Log(DEBUG,"invalid old nick passed to handle_nick");
- return;
- }
+ if (!*parameters[0])
+ return CMD_FAILURE;
+
+ if (!*user->nick)
+ return CMD_FAILURE;
+
if (irc::string(user->nick) == irc::string(parameters[0]))
{
/* If its exactly the same, even case, dont do anything. */
if (!strcmp(user->nick,parameters[0]))
- return;
+ return CMD_SUCCESS;
+
/* Its a change of case. People insisted that they should be
* able to do silly things like this even though the RFC says
* the nick AAA is the same as the nick aaa.
*/
- ServerInstance->Log(DEBUG,"old nick is new nick, not updating hash (case change only)");
strlcpy(oldnick, user->nick, NICKMAX - 1);
int MOD_RESULT = 0;
FOREACH_RESULT(I_OnUserPreNick,OnUserPreNick(user,parameters[0]));
if (MOD_RESULT)
- return;
+ return CMD_FAILURE;
+ user->InvalidateCache();
if (user->registered == REG_ALL)
user->WriteCommon("NICK %s",parameters[0]);
strlcpy(user->nick, parameters[0], NICKMAX - 1);
FOREACH_MOD(I_OnUserPostNick,OnUserPostNick(user,oldnick));
- return;
+ return CMD_SUCCESS;
}
else
{
- if ((*parameters[0] == ':') && (*(parameters[0]+1) != 0))
- {
- parameters[0]++;
- }
- char* mq = ServerInstance->XLines->matches_qline(parameters[0]);
+ QLine* mq = ServerInstance->XLines->matches_qline(parameters[0]);
if (mq)
{
- ServerInstance->WriteOpers("*** Q-Lined nickname %s from %s!%s@%s: %s",parameters[0],user->nick,user->ident,user->host,mq);
- user->WriteServ("432 %s %s :Invalid nickname: %s",user->nick,parameters[0],mq);
- return;
+ ServerInstance->SNO->WriteToSnoMask('x', "Q-Lined nickname %s from %s!%s@%s: %s", parameters[0], user->nick, user->ident, user->host, mq->reason);
+ user->WriteServ("432 %s %s :Invalid nickname: %s",user->nick,parameters[0], mq->reason);
+ return CMD_FAILURE;
}
- if ((ServerInstance->FindNick(parameters[0])) && (ServerInstance->FindNick(parameters[0]) != user))
+ if ((ServerInstance->FindNick(parameters[0])) && (ServerInstance->FindNick(parameters[0]) != user) && (ServerInstance->IsNick(parameters[0])))
{
- user->WriteServ("433 %s %s :Nickname is already in use.",user->nick,parameters[0]);
- return;
+ userrec* InUse = ServerInstance->FindNick(parameters[0]);
+ if (InUse->registered != REG_ALL)
+ {
+ userrec::QuitUser(ServerInstance, InUse, "Nickname overruled");
+ }
+ else
+ {
+ user->WriteServ("433 %s %s :Nickname is already in use.", user->registered >= REG_NICK ? user->nick : "*", parameters[0]);
+ return CMD_FAILURE;
+ }
}
}
if ((!ServerInstance->IsNick(parameters[0])) && (IS_LOCAL(user)))
{
user->WriteServ("432 %s %s :Erroneous Nickname",user->nick,parameters[0]);
- return;
+ return CMD_FAILURE;
}
if (user->registered == REG_ALL)
FOREACH_RESULT(I_OnUserPreNick,OnUserPreNick(user,parameters[0]));
if (MOD_RESULT) {
// if a module returns true, the nick change is silently forbidden.
- return;
+ return CMD_FAILURE;
}
user->WriteCommon("NICK %s",parameters[0]);
/* change the nick of the user in the users_hash */
user = user->UpdateNickHash(parameters[0]);
+
/* actually change the nick within the record */
- if (!user) return;
- if (!user->nick) return;
+ if (!user) return CMD_FAILURE;
+ if (!*user->nick) return CMD_FAILURE;
strlcpy(user->nick, parameters[0], NICKMAX - 1);
- ServerInstance->Log(DEBUG,"new nick set: %s",user->nick);
-
+ user->InvalidateCache();
+
if (user->registered < REG_NICKUSER)
{
user->registered = (user->registered | REG_NICK);
- // dont attempt to look up the dns until they pick a nick... because otherwise their pointer WILL change
- // and unless we're lucky we'll get a duff one later on.
- //user->dns_done = (!lookup_dns(user->nick));
- //if (user->dns_done)
- // ServerInstance->Log(DEBUG,"Aborting dns lookup of %s because dns server experienced a failure.",user->nick);
if (ServerInstance->Config->NoUserDns)
{
user->dns_done = true;
+ ServerInstance->next_call = ServerInstance->Time();
}
else
{
user->StartDNSLookup();
if (user->dns_done)
- ServerInstance->Log(DEBUG,"Aborting dns lookup of %s because dns server experienced a failure.",user->nick);
+ {
+ /* Cached result or instant failure - fall right through if possible */
+ ServerInstance->next_call = ServerInstance->Time();
+ }
+ else
+ {
+ if (ServerInstance->next_call > ServerInstance->Time() + ServerInstance->Config->dns_timeout)
+ ServerInstance->next_call = ServerInstance->Time() + ServerInstance->Config->dns_timeout;
+ }
}
}
if (user->registered == REG_NICKUSER)
{
FOREACH_MOD(I_OnUserPostNick,OnUserPostNick(user,oldnick));
}
+
+ return CMD_SUCCESS;
+
}
+