unrealircd

- supernets unrealircd source & configuration
git clone git://git.acid.vegas/unrealircd.git
setident.c (3094B)
      1 /*
      2  *   IRC - Internet Relay Chat, src/modules/setident.c
      3  *   (C) 1999-2001 Carsten Munk (Techie/Stskeeps) <stskeeps@tspre.org>
      4  *
      5  *   See file AUTHORS in IRC package for additional names of
      6  *   the programmers. 
      7  *
      8  *   This program is free software; you can redistribute it and/or modify
      9  *   it under the terms of the GNU General Public License as published by
     10  *   the Free Software Foundation; either version 1, or (at your option)
     11  *   any later version.
     12  *
     13  *   This program is distributed in the hope that it will be useful,
     14  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
     15  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     16  *   GNU General Public License for more details.
     17  *
     18  *   You should have received a copy of the GNU General Public License
     19  *   along with this program; if not, write to the Free Software
     20  *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
     21  */
     22 
     23 #include "unrealircd.h"
     24 
     25 #define MSG_SETIDENT 	"SETIDENT"	/* set ident */
     26 
     27 CMD_FUNC(cmd_setident);
     28 
     29 ModuleHeader MOD_HEADER
     30   = {
     31 	"setident",	/* Name of module */
     32 	"5.0", /* Version */
     33 	"/setident", /* Short description of module */
     34 	"UnrealIRCd Team",
     35 	"unrealircd-6",
     36     };
     37 
     38 MOD_INIT()
     39 {
     40 	CommandAdd(modinfo->handle, MSG_SETIDENT, cmd_setident, MAXPARA, CMD_USER);
     41 	MARK_AS_OFFICIAL_MODULE(modinfo);
     42 	return MOD_SUCCESS;
     43 }
     44 
     45 MOD_LOAD()
     46 {
     47 	return MOD_SUCCESS;
     48 }
     49 
     50 MOD_UNLOAD()
     51 {
     52 	return MOD_SUCCESS;
     53 }
     54 
     55 /* cmd_setident - 12/05/1999 - Stskeeps
     56  * :prefix SETIDENT newident
     57  * parv[1] - newident
     58  * D: This will set your username to be <x> (like (/setident Root))
     59  * (if you are IRCop) **efg*
     60  * Cloning of cmd_sethost at some points - so same authors ;P
     61 */
     62 CMD_FUNC(cmd_setident)
     63 {
     64 	const char *vident, *s;
     65 
     66 	if ((parc < 2) || BadPtr(parv[1]))
     67 	{
     68 		if (MyConnect(client))
     69 			sendnotice(client, "*** Syntax: /SETIDENT <new ident>");
     70 		return;
     71 	}
     72 
     73 	vident = parv[1];
     74 
     75 	switch (UHOST_ALLOWED)
     76 	{
     77 		case UHALLOW_ALWAYS:
     78 			break;
     79 		case UHALLOW_NEVER:
     80 			if (MyUser(client))
     81 			{
     82 				sendnotice(client, "*** /SETIDENT is disabled");
     83 				return;
     84 			}
     85 			break;
     86 		case UHALLOW_NOCHANS:
     87 			if (MyUser(client) && client->user->joined)
     88 			{
     89 				sendnotice(client, "*** /SETIDENT cannot be used while you are on a channel");
     90 				return;
     91 			}
     92 			break;
     93 		case UHALLOW_REJOIN:
     94 			/* dealt with later */
     95 			break;
     96 	}
     97 
     98 	if (strlen(vident) > USERLEN)
     99 	{
    100 		if (MyConnect(client))
    101 			sendnotice(client, "*** /SETIDENT Error: Usernames are limited to %i characters.", USERLEN);
    102 		return;
    103 	}
    104 
    105 	/* Check if the new ident contains illegal characters */
    106 	if (!valid_username(vident))
    107 	{
    108 		sendnotice(client, "*** /SETIDENT Error: A username may contain a-z, A-Z, 0-9, '-', '~' & '.'.");
    109 		return;
    110 	}
    111 
    112 	userhost_save_current(client);
    113 
    114 	strlcpy(client->user->username, vident, sizeof(client->user->username));
    115 
    116 	sendto_server(client, 0, 0, NULL, ":%s SETIDENT %s", client->id, parv[1]);
    117 
    118 	userhost_changed(client);
    119 
    120 	if (MyConnect(client))
    121 	{
    122 		sendnotice(client, "Your nick!user@host-mask is now (%s!%s@%s)",
    123 		                 client->name, client->user->username, GetHost(client));
    124 	}
    125 }