unrealircd/src/modules/chgname.c

/*
 *   Unreal Internet Relay Chat Daemon, src/modules/m_chgname.c
 *   (C) 2000-2001 Carsten V. Munk and the UnrealIRCd Team
 *   Moved to modules by Fish (Justin Hammond)
 *
 *   This program 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; either version 1, or (at your option)
 *   any later version.
 *
 *   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, write to the Free Software
 *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#include "unrealircd.h"

#define MSG_CHGNAME     "CHGNAME"
#define MSG_SVSNAME     "SVSNAME"

CMD_FUNC(m_chgname);

ModuleHeader MOD_HEADER(chgname)
  = {
	"chgname",	/* Name of module */
	"5.0", /* Version */
	"command /chgname", /* Short description of module */
	"3.2-b8-1",
	NULL
    };


/* This is called on module init, before Server Ready */
MOD_INIT(chgname)
{
	CommandAdd(modinfo->handle, MSG_CHGNAME, m_chgname, 2, M_USER|M_SERVER);
	CommandAdd(modinfo->handle, MSG_SVSNAME, m_chgname, 2, M_USER|M_SERVER);
	MARK_AS_OFFICIAL_MODULE(modinfo);
	return MOD_SUCCESS;
}

/* Is first run when server is 100% ready */
MOD_LOAD(chgname)
{
	return MOD_SUCCESS;
}


/* Called when module is unloaded */
MOD_UNLOAD(chgname)
{
	return MOD_SUCCESS;
}


/*
 * m_chgname - Tue May 23 13:06:35 BST 200 (almost a year after I made CHGIDENT) - Stskeeps
 * :prefix CHGNAME <nick> <new realname>
 * parv[1] - nickname
 * parv[2] - realname
 *
*/
CMD_FUNC(m_chgname)
{
	aClient *acptr;
	ConfigItem_ban *bconf;

	if (!ValidatePermissionsForPath("client:set:name",sptr,NULL,NULL,NULL))
	{
		sendnumeric(sptr, ERR_NOPRIVILEGES);
		return 0;
	}

#ifdef DISABLE_USERMOD
	if (MyClient(sptr))
	{
		sendnumeric(sptr, ERR_DISABLED, "CHGNAME",
			"This command is disabled on this server");
		return 0;
	}
#endif

	if ((parc < 3) || !*parv[2])
	{
		sendnumeric(sptr, ERR_NEEDMOREPARAMS, "CHGNAME");
		return 0;
	}

	if (strlen(parv[2]) > (REALLEN))
	{
		sendnotice(sptr, "*** ChgName Error: Requested realname too long -- rejected.");
		return 0;
	}

	if ((acptr = find_person(parv[1], NULL)))
	{
		/* Let's log this first */
		if (!IsULine(sptr))
		{
			sendto_snomask(SNO_EYES,
			    "%s changed the GECOS of %s (%s@%s) to be %s",
			    sptr->name, acptr->name, acptr->user->username,
			    GetHost(acptr), parv[2]);
			/* Logging ability added by XeRXeS */
			ircd_log(LOG_CHGCMDS,
				"CHGNAME: %s changed the GECOS of %s (%s@%s) to be %s",
				sptr->name, acptr->name, acptr->user->username,
				GetHost(acptr), parv[2]);
		}

		/* set the realname to make ban checking work */
		ircsnprintf(acptr->info, sizeof(acptr->info), "%s", parv[2]);

		if (MyClient(acptr))
		{
			/* only check for realname bans if the person who's name is being changed is NOT an oper */
			if (!ValidatePermissionsForPath("immune:server-ban:ban-realname",acptr,NULL,NULL,NULL) &&
			    ((bconf = Find_ban(NULL, acptr->info, CONF_BAN_REALNAME))))
			{
				int xx = banned_client(acptr, "realname", bconf->reason?bconf->reason:"", 0, 0);
				if (sptr == acptr)
					return xx; /* we just killed ourselves */
				return 0;
			}
		}

		sendto_server(cptr, 0, 0, NULL, ":%s CHGNAME %s :%s",
		    sptr->name, acptr->name, parv[2]);
		return 0;
	}
	else
	{
		sendnumeric(sptr, ERR_NOSUCHNICK,
		    parv[1]);
		return 0;
	}
	return 0;
}