134 lines
4.1 KiB
C
134 lines
4.1 KiB
C
/*
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* ircd-ratbox: A slightly useful ircd.
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* m_help.c: Provides help information to a user/operator.
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*
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* Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center
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* Copyright (C) 1996-2002 Hybrid Development Team
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* Copyright (C) 2002-2005 ircd-ratbox development team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA
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*
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*/
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#include "stdinc.h"
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#include "client.h"
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#include "ircd.h"
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#include "msg.h"
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#include "numeric.h"
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#include "send.h"
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#include "s_conf.h"
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#include "logger.h"
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#include "parse.h"
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#include "modules.h"
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#include "hash.h"
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#include "cache.h"
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#include "irc_dictionary.h"
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static int m_help(struct Client *, struct Client *, int, const char **);
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static int mo_help(struct Client *, struct Client *, int, const char **);
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static int mo_uhelp(struct Client *, struct Client *, int, const char **);
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static void dohelp(struct Client *, int, const char *);
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struct Message help_msgtab = {
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"HELP", 0, 0, 0, MFLG_SLOW,
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{mg_unreg, {m_help, 0}, mg_ignore, mg_ignore, mg_ignore, {mo_help, 0}}
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};
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struct Message uhelp_msgtab = {
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"UHELP", 0, 0, 0, MFLG_SLOW,
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{mg_unreg, {m_help, 0}, mg_ignore, mg_ignore, mg_ignore, {mo_uhelp, 0}}
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};
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mapi_clist_av1 help_clist[] = { &help_msgtab, &uhelp_msgtab, NULL };
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DECLARE_MODULE_AV1(help, NULL, NULL, help_clist, NULL, NULL, "$Revision: 254 $");
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/*
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* m_help - HELP message handler
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*/
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static int
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m_help(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
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{
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dohelp(source_p, HELP_USER, parc > 1 ? parv[1] : NULL);
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return 0;
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}
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/*
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* mo_help - HELP message handler
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*/
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static int
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mo_help(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
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{
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dohelp(source_p, HELP_OPER, parc > 1 ? parv[1] : NULL);
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return 0;
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}
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/*
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* mo_uhelp - HELP message handler
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* This is used so that opers can view the user help file without deopering
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*/
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static int
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mo_uhelp(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
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{
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dohelp(source_p, HELP_USER, parc > 1 ? parv[1] : NULL);
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return 0;
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}
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static void
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dohelp(struct Client *source_p, int flags, const char *topic)
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{
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static const char ntopic[] = "index";
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struct cachefile *hptr;
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struct cacheline *lineptr;
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rb_dlink_node *ptr;
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rb_dlink_node *fptr;
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if(EmptyString(topic)) {
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topic = ntopic;
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if(!EmptyString(ServerInfo.helpchan))
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sendto_one(source_p, ":%s 525 %s :Official Help Channel: %s",
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me.name, source_p->name, ServerInfo.helpchan);
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if(!EmptyString(ServerInfo.helpurl))
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sendto_one(source_p, ":%s 526 %s :Official Help URL: %s",
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me.name, source_p->name, ServerInfo.helpurl);
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}
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hptr = irc_dictionary_retrieve(flags & HELP_OPER ? help_dict_oper : help_dict_user, topic);
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if(hptr == NULL || !(hptr->flags & flags)) {
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sendto_one(source_p, form_str(ERR_HELPNOTFOUND),
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me.name, source_p->name, topic);
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return;
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}
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fptr = hptr->contents.head;
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lineptr = fptr->data;
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/* first line cant be empty */
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sendto_one(source_p, form_str(RPL_HELPSTART),
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me.name, source_p->name, topic, lineptr->data);
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RB_DLINK_FOREACH(ptr, fptr->next) {
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lineptr = ptr->data;
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sendto_one(source_p, form_str(RPL_HELPTXT),
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me.name, source_p->name, topic, lineptr->data);
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}
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sendto_one(source_p, form_str(RPL_ENDOFHELP),
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me.name, source_p->name, topic);
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return;
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}
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