modules/m_motd.c

   1 /*
   2  *  ircd-ratbox: A slightly useful ircd.
   3  *  m_motd.c: Shows the current message of the day.
   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_motd.c 254 2005-09-21 23:35:12Z nenolod $
  25  */
  26
  27 #include "stdinc.h"
  28 #include "client.h"
  29 #include "tools.h"
  30 #include "ircd.h"
  31 #include "send.h"
  32 #include "numeric.h"
  33 #include "hook.h"
  34 #include "msg.h"
  35 #include "s_serv.h"             /* hunt_server */
  36 #include "parse.h"
  37 #include "modules.h"
  38 #include "s_conf.h"
  39 #include "cache.h"
  40
  41 static int m_motd(struct Client *, struct Client *, int, const char **);
  42 static int mo_motd(struct Client *, struct Client *, int, const char **);
  43
  44 struct Message motd_msgtab = {
  45         "MOTD", 0, 0, 0, MFLG_SLOW,
  46         {mg_unreg, {m_motd, 0}, {mo_motd, 0}, mg_ignore, mg_ignore, {mo_motd, 0}}
  47 };
  48
  49 int doing_motd_hook;
  50
  51 mapi_clist_av1 motd_clist[] = { &motd_msgtab, NULL };
  52 mapi_hlist_av1 motd_hlist[] = {
  53         { "doing_motd", &doing_motd_hook },
  54         { NULL, NULL }
  55 };
  56
  57 DECLARE_MODULE_AV1(motd, NULL, NULL, motd_clist, motd_hlist, NULL, "$Revision: 254 $");
  58
  59 static void motd_spy(struct Client *);
  60
  61 /*
  62 ** m_motd
  63 **      parv[0] = sender prefix
  64 **      parv[1] = servername
  65 */
  66 static int
  67 m_motd(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
  68 {
  69         static time_t last_used = 0;
  70
  71         if((last_used + ConfigFileEntry.pace_wait) > CurrentTime)
  72         {
  73                 /* safe enough to give this on a local connect only */
  74                 sendto_one(source_p, form_str(RPL_LOAD2HI),
  75                            me.name, source_p->name, "MOTD");
  76                 sendto_one(source_p, form_str(RPL_ENDOFMOTD),
  77                            me.name, source_p->name);
  78                 return 0;
  79         }
  80         else
  81                 last_used = CurrentTime;
  82
  83         if(hunt_server(client_p, source_p, ":%s MOTD :%s", 1, parc, parv) != HUNTED_ISME)
  84                 return 0;
  85
  86         motd_spy(source_p);
  87         send_user_motd(source_p);
  88
  89         return 0;
  90 }
  91
  92 /*
  93 ** mo_motd
  94 **      parv[0] = sender prefix
  95 **      parv[1] = servername
  96 */
  97 static int
  98 mo_motd(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
  99 {
 100         if(hunt_server(client_p, source_p, ":%s MOTD :%s", 1, parc, parv) != HUNTED_ISME)
 101                 return 0;
 102
 103         motd_spy(source_p);
 104         send_user_motd(source_p);
 105
 106         return 0;
 107 }
 108
 109 /* motd_spy()
 110  *
 111  * input        - pointer to client
 112  * output       - none
 113  * side effects - hook doing_motd is called
 114  */
 115 static void
 116 motd_spy(struct Client *source_p)
 117 {
 118         hook_data data;
 119
 120         data.client = source_p;
 121         data.arg1 = data.arg2 = NULL;
 122
 123         call_hook(doing_motd_hook, &data);
 124 }