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/* |
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* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd). |
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* m_accept.c: Allows a user to talk to a +g user. |
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* |
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* Copyright (C) 2002 by the past and present ircd coders, and others. |
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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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* $Id$ |
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*/ |
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|
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#include "stdinc.h" |
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#include "handlers.h" |
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#include "client.h" |
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#include "irc_string.h" |
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#include "sprintf_irc.h" |
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#include "hash.h" /* for find_client() */ |
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#include "ircd.h" |
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#include "list.h" |
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#include "numeric.h" |
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#include "s_conf.h" |
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#include "s_serv.h" |
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#include "send.h" |
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#include "msg.h" |
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#include "parse.h" |
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#include "s_user.h" |
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#include "modules.h" |
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|
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static void m_accept(struct Client *, struct Client *, int, char *[]); |
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static void build_nicklist(struct Client *, char *, char *, char *); |
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static void add_accept(struct Client *, struct Client *); |
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static void list_accepts(struct Client *); |
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|
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struct Message accept_msgtab = { |
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"ACCEPT", 0, 0, 0, 0, MFLG_SLOW, 0, |
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{m_unregistered, m_accept, m_ignore, m_ignore, m_accept, m_ignore} |
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}; |
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|
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#ifndef STATIC_MODULES |
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void |
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_modinit(void) |
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{ |
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mod_add_cmd(&accept_msgtab); |
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} |
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|
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void |
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_moddeinit(void) |
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{ |
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mod_del_cmd(&accept_msgtab); |
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} |
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|
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const char *_version = "$Revision$"; |
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#endif |
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|
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/* |
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* m_accept - ACCEPT command handler |
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* parv[0] = sender prefix |
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* parv[1] = servername |
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*/ |
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static void |
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m_accept(struct Client *client_p, struct Client *source_p, |
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int parc, char *parv[]) |
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{ |
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char *nick; |
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char *p = NULL; |
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char addbuf[IRCD_BUFSIZE] = { '\0' }; |
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char delbuf[IRCD_BUFSIZE] = { '\0' }; |
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struct Client *target_p = NULL; |
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int accept_num; |
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|
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if ((parc < 2) || (*parv[1] == '*')) |
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{ |
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list_accepts(source_p); |
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return; |
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} |
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|
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build_nicklist(source_p, addbuf, delbuf, parv[1]); |
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|
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/* parse the delete list */ |
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for (nick = strtoken(&p, delbuf, ","); nick != NULL; |
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nick = strtoken(&p, NULL, ",")) |
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{ |
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/* shouldnt happen, but lets be paranoid */ |
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if (((target_p = find_client(nick)) == NULL) || !IsClient(target_p)) |
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{ |
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sendto_one(source_p, form_str(ERR_NOSUCHNICK), |
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me.name, source_p->name, nick); |
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continue; |
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} |
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|
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/* user isnt on clients accept list */ |
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if (!accept_message(target_p, source_p)) |
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{ |
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sendto_one(source_p, form_str(ERR_ACCEPTNOT), |
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me.name, source_p->name, target_p->name); |
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continue; |
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} |
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|
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del_from_accept(target_p, source_p); |
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} |
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|
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/* get the number of accepts they have */ |
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accept_num = dlink_list_length(&source_p->allow_list); |
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|
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/* parse the add list */ |
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for (nick = strtoken(&p, addbuf, ","); nick; |
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nick = strtoken(&p, NULL, ","), accept_num++) |
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{ |
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/* shouldnt happen, but lets be paranoid */ |
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if (((target_p = find_client(nick)) == NULL) || !IsClient(target_p)) |
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{ |
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sendto_one(source_p, form_str(ERR_NOSUCHNICK), |
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me.name, source_p->name, nick); |
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continue; |
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} |
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|
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/* user is already on clients accept list */ |
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if (accept_message(target_p, source_p)) |
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{ |
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sendto_one(source_p, form_str(ERR_ACCEPTEXIST), |
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me.name, source_p->name, target_p->name); |
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continue; |
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} |
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|
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if (accept_num >= ConfigFileEntry.max_accept) |
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{ |
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sendto_one(source_p, form_str(ERR_ACCEPTFULL), |
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me.name, source_p->name); |
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return; |
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} |
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|
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/* why is this here? */ |
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/* del_from accept(target_p, source_p); */ |
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add_accept(source_p, target_p); |
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} |
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} |
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|
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/* build_nicklist() |
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* |
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* input - pointer to client |
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* - pointer to addbuffer |
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* - pointer to remove buffer |
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* - pointer to list of nicks |
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* output - |
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* side effects - addbuf/delbuf are modified to give valid nicks |
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*/ |
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static void |
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build_nicklist(struct Client *source_p, char *addbuf, |
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char *delbuf, char *nicks) |
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{ |
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char *name = NULL; |
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char *p = NULL; |
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char *buf_p = NULL; |
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struct Client *target_p = NULL; |
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|
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/* build list of clients to add into addbuf, clients to remove in delbuf */ |
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for (name = strtoken(&p, nicks, ","); name; |
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name = strtoken(&p, NULL, ",")) |
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{ |
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if (*name == '-') |
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buf_p = delbuf, ++name; |
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else |
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buf_p = addbuf; |
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|
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if (((target_p = find_client(name)) == NULL) || !IsClient(target_p)) |
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{ |
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sendto_one(source_p, form_str(ERR_NOSUCHNICK), |
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me.name, source_p->name, name); |
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continue; |
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} |
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|
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if (*buf_p) |
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strlcat(buf_p, ",", IRCD_BUFSIZE); |
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strlcat(buf_p, name, IRCD_BUFSIZE); |
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} |
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} |
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|
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/* add_accept() |
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* |
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* input - pointer to clients accept list to add to |
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* - pointer to client to add |
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* output - none |
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* side effects - target is added to clients list |
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*/ |
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static void |
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add_accept(struct Client *source_p, struct Client *target_p) |
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{ |
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dlinkAdd(target_p, make_dlink_node(), &source_p->allow_list); |
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dlinkAdd(source_p, make_dlink_node(), &target_p->on_allow_list); |
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list_accepts(source_p); |
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} |
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|
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/* list_accepts() |
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* |
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* input - pointer to client |
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* output - none |
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* side effects - print accept list to client |
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*/ |
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static void |
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list_accepts(struct Client *source_p) |
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{ |
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int len = 0; |
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char nicks[IRCD_BUFSIZE] = { '\0' }; |
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char *t = nicks; |
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const dlink_node *ptr = NULL; |
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|
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len = strlen(me.name) + strlen(source_p->name) + 12; |
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|
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DLINK_FOREACH(ptr, source_p->allow_list.head) |
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{ |
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const struct Client *target_p = ptr->data; |
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|
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if ((t - nicks) + strlen(target_p->name) + len > IRCD_BUFSIZE) |
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{ |
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*(t - 1) = '\0'; |
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sendto_one(source_p, form_str(RPL_ACCEPTLIST), |
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me.name, source_p->name, nicks); |
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t = nicks; |
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} |
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|
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t += ircsprintf(t, "%s ", target_p->name); |
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} |
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|
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if (nicks[0] != '\0') |
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{ |
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*(t - 1) = '\0'; |
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sendto_one(source_p, form_str(RPL_ACCEPTLIST), |
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me.name, source_p->name, nicks); |
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} |
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|
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sendto_one(source_p, form_str(RPL_ENDOFACCEPT), |
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me.name, source_p->name); |
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} |