modules/m_user.c

   1 /*
   2  *  ircd-ratbox: A slightly useful ircd.
   3  *  m_user.c: Sends username information.
   4  *
   5  *  Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center
   6  *  Copyright (C) 1996-2002 Hybrid Development Team
   7  *  Copyright (C) 2002-2005 ircd-ratbox development team
   8  *
   9  *  This program is free software; you can redistribute it and/or modify
  10  *  it under the terms of the GNU General Public License as published by
  11  *  the Free Software Foundation; either version 2 of the License, or
  12  *  (at your option) any later version.
  13  *
  14  *  This program is distributed in the hope that it will be useful,
  15  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *  GNU General Public License for more details.
  18  *
  19  *  You should have received a copy of the GNU General Public License
  20  *  along with this program; if not, write to the Free Software
  21  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
  22  *  USA
  23  *
  24  *  $Id: m_user.c 26 2006-09-20 18:02:06Z spb $
  25  */
  26
  27 #include "stdinc.h"
  28 #include "client.h"
  29 #include "irc_string.h"
  30 #include "ircd.h"
  31 #include "numeric.h"
  32 #include "s_user.h"
  33 #include "send.h"
  34 #include "s_conf.h"
  35 #include "msg.h"
  36 #include "parse.h"
  37 #include "modules.h"
  38 #include "sprintf_irc.h"
  39 #include "blacklist.h"
  40
  41 #define UFLAGS  (FLAGS_INVISIBLE|FLAGS_WALLOP|FLAGS_SERVNOTICE)
  42
  43 static int mr_user(struct Client *, struct Client *, int, const char **);
  44
  45 struct Message user_msgtab = {
  46         "USER", 0, 0, 0, MFLG_SLOW,
  47         {{mr_user, 5}, mg_reg, mg_ignore, mg_ignore, mg_ignore, mg_reg}
  48 };
  49
  50 mapi_clist_av1 user_clist[] = { &user_msgtab, NULL };
  51 DECLARE_MODULE_AV1(user, NULL, NULL, user_clist, NULL, NULL, "$Revision: 26 $");
  52
  53 static int do_local_user(struct Client *client_p, struct Client *source_p,
  54                          const char *username, const char *realname);
  55
  56 /* mr_user()
  57  *      parv[1] = username (login name, account)
  58  *      parv[2] = client host name (ignored)
  59  *      parv[3] = server host name (ignored)
  60  *      parv[4] = users gecos
  61  */
  62 static int
  63 mr_user(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
  64 {
  65         static char buf[BUFSIZE];
  66         char *p;
  67
  68         if (strlen(client_p->id) == 3)
  69         {
  70                 exit_client(client_p, client_p, client_p, "Mixing client and server protocol");
  71                 return 0;
  72         }
  73
  74         if((p = strchr(parv[1], '@')))
  75                 *p = '\0';
  76
  77         ircsnprintf(buf, sizeof(buf), "%s %s", parv[2], parv[3]);
  78         MyFree(source_p->localClient->fullcaps);
  79         DupString(source_p->localClient->fullcaps, buf);
  80
  81         do_local_user(client_p, source_p, parv[1], parv[4]);
  82         return 0;
  83 }
  84
  85 static int
  86 do_local_user(struct Client *client_p, struct Client *source_p,
  87               const char *username, const char *realname)
  88 {
  89         struct User *user;
  90
  91         s_assert(NULL != source_p);
  92         s_assert(source_p->username != username);
  93
  94         user = make_user(source_p);
  95         user->server = me.name;
  96
  97         if (!(source_p->flags & FLAGS_SENTUSER))
  98         {
  99                 lookup_blacklists(source_p);
 100                 source_p->flags |= FLAGS_SENTUSER;
 101         }
 102
 103         strlcpy(source_p->info, realname, sizeof(source_p->info));
 104
 105         if(!IsGotId(source_p))
 106         {
 107                 /* This is in this location for a reason..If there is no identd
 108                  * and ping cookies are enabled..we need to have a copy of this
 109                  */
 110                 strlcpy(source_p->username, username, sizeof(source_p->username));
 111         }
 112
 113         if(source_p->name[0])
 114         {
 115                 /* NICK already received, now I have USER... */
 116                 return register_local_user(client_p, source_p, username);
 117         }
 118
 119         return 0;
 120 }