Initial commit of code released on 2002-07-15
This commit is contained in:
Brian Cline
427
Sources/bans.c
Normal file
427
Sources/bans.c
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/* @(#)$Id: bans.c,v 1.12 1999/04/04 17:00:03 seks Exp $ */
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/* Undernet Channel Service (X)
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* Copyright (C) 1995-2002 Robin Thellend
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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 USA
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*
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* The author can be contact by email at <csfeedback@robin.pfft.net>
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*
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* Please note that this software is unsupported and mostly
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* obsolete. It was replaced by GNUworld/CMaster. See
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* http://gnuworld.sourceforge.net/ for more information.
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*/
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#include "h.h"
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void ban(char *source, char *chan, char *nicklist)
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{
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char buffer[300];
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char OneNick[NICK_LENGTH];
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char channel[CHANNELNAME_LENGTH];
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register auser *user;
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register aluser *luser;
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register achannel *ch;
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register int i = 0;
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if (*nicklist == '#')
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{
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GetWord(0, nicklist, channel);
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nicklist = ToWord(1, nicklist);
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}
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else
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{
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strcpy(channel, chan);
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GuessChannel(source, channel);
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}
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if (!strcmp(channel, "*"))
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{
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notice(source, "SYNTAX: ban <channel> <nick1|addr1> [nick2|addr2] [...]");
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return;
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}
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#ifdef DEBUG
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printf("BAN REQUEST FOR %s\nON CHANNEL %s\nBY %s (%d)\n",
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nicklist, channel, source, Access(channel, source));
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#endif
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if (*source && Access(channel, source) < BAN_LEVEL)
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{
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notice(source, "Your Access on this channel is too low");
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return;
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}
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ch = ToChannel(channel);
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/* I'm not on this channel.. so screw it! */
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if (ch == NULL || !ch->on)
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{
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notice(source, "I'm NOT on that channel!");
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return;
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}
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if (!ch->AmChanOp)
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{
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notice(source, "I'm not channel operator!");
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return;
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}
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if (!*nicklist)
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{
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notice(source, "SYNTAX: ban <channel> <nick1|addr1> [nick2|addr2] [...]");
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return;
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}
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GetWord(0, nicklist, OneNick);
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while (*OneNick)
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{
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luser = ToLuser(OneNick);
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if (luser)
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sprintf(buffer, "%s!%s@%s", luser->nick,
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luser->username, luser->site);
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if (luser)
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{
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sprintf(buffer, "I BAN %s!%s@%s ON %s", luser->nick,
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luser->username, luser->site, channel);
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log(buffer);
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user = ToUser(channel, OneNick);
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if (user && user->chanop)
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{
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changemode(channel, "-o", user->N->nick, 0);
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}
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MakeBanMask(luser, buffer);
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changemode(channel, "+b", buffer, 0);
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}
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GetWord(++i, nicklist, OneNick);
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}
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flushmode(channel);
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}
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void mban(char *source, char *ch, char *args)
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{
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char buffer[200];
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char channel[80];
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register int found = 0;
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register achannel *chan;
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register auser *user;
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if (*args == '#')
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{
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GetWord(0, args, channel);
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args = ToWord(1, args);
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}
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else
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{
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strcpy(channel, ch);
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GuessChannel(source, channel);
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}
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if (!strcmp(channel, "*"))
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{
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notice(source, "SYNTAX: mban <channel> <nick!username@hostname>");
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return;
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}
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if ((chan = ToChannel(channel)) == NULL || !chan->on)
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{
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if (*source)
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notice(source, "I'm NOT on that channel!");
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return;
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}
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if (!chan->AmChanOp)
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{
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if (*source)
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notice(source, "I am NOT channel operator!");
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return;
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}
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if (*source && Access(channel, source) < MASS_BAN_LEVEL)
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{
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notice(source, "Your Access on this channel is too low!");
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return;
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}
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if (!*args)
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{
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notice(source, "SYNTAX: mban <channel> <nick!username@hostname>");
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return;
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}
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user = chan->users;
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while (user)
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{
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sprintf(buffer, "%s!%s@%s",
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user->N->nick, user->N->username, user->N->site);
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if (match(buffer, args))
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{
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sprintf(buffer, "I BAN %s!%s@%s on %s (%s)", user->N->nick,
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user->N->username, user->N->site, channel, args);
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log(buffer);
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if (user->chanop)
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{
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changemode(channel, "-o", user->N->nick, 0);
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user->chanop = 0;
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}
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/*MakeBanMask(user->N,buffer); */
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if (!found)
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changemode(channel, "+b", args, 0);
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found = 1;
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}
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user = user->next;
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}
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if (found)
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flushmode(channel);
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else if (*source)
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{
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notice(source, "No match.");
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}
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}
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void unban(char *source, char *ch, char *list)
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{
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register aban *bans;
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register aluser *luser;
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register achannel *chan;
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char channel[CHANNELNAME_LENGTH];
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char buffer[512];
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char one[200];
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register int found;
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register int i, exact;
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if (*list == '#')
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{
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GetWord(0, list, channel);
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list = ToWord(1, list);
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}
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else
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{
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strcpy(channel, ch);
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GuessChannel(source, channel);
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}
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chan = ToChannel(channel);
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if (chan == NULL || !chan->on)
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{
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notice(source, "I am NOT on that channel!");
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return;
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}
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if (!chan->AmChanOp)
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{
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notice(source, "I am not channel operator!");
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return;
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}
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if (*source && Access(channel, source) < BAN_LEVEL)
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{
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notice(source, "You're Access on this channel is too low");
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return;
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}
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if (!*list)
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{
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notice(source, "SYNTAX: unban [#channel] <nick1|addr1> [<nick2|addr2>] [...]");
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return;
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}
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i = 0;
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GetWord(0, list, one);
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while (*one)
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{
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found = 0;
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luser = ToLuser(one);
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if (luser != NULL)
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{
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sprintf(one, "%s!%s@%s", luser->nick, luser->username,
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luser->site);
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exact = 0;
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}
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else
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{
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exact = 1;
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}
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bans = chan->bans;
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while (bans != NULL)
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{
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if ((!exact && match(one, bans->pattern)) ||
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(exact && !strcasecmp(one, bans->pattern)))
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{
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sprintf(buffer, "I UNBAN %s ON %s",
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bans->pattern, chan->name);
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log(buffer);
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changemode(channel, "-b", bans->pattern, 0);
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RemBan(channel, bans->pattern);
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bans = chan->bans;
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found = 1;
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if (exact)
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break;
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}
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else
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bans = bans->next;
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}
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if (*source && !found)
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{
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sprintf(buffer, "%s is not in %s's banlist!",
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one, channel);
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notice(source, buffer);
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}
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GetWord(++i, list, one);
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}
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flushmode(channel);
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}
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void showbanlist(char *source, char *ch, char *args)
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{
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char buffer[200];
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char channel[80];
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register achannel *chan;
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register aban *curr;
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if (*args == '#')
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{
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GetWord(0, args, channel);
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}
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else
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{
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strcpy(channel, ch);
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GuessChannel(source, channel);
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}
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if (!strcmp(channel, "*"))
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{
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notice(source, "SYNTAX: banlist <channel>");
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return;
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}
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/* user must be on a channel to see the ban list
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*/
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if (ToUser(channel, source) == NULL)
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{
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sprintf(buffer, "%s: You are not on that channel", channel);
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notice(source, buffer);
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return;
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}
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chan = ToChannel(channel);
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curr = chan->bans;
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if (curr == NULL)
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{
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sprintf(buffer, "%s: ban list is empty.", channel);
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notice(source, buffer);
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return;
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}
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while (curr != NULL)
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{
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notice(source, curr->pattern);
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curr = curr->next;
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}
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sprintf(buffer, "%s: End of ban list", channel);
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notice(source, buffer);
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}
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void MakeBanMask(aluser * luser, char *output)
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{
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register int isip = 1;
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register int i, j;
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int a1, a2, a3, a4;
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char hostmask[200];
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register char *ptr;
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if (luser == NULL)
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{
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/* Don't do anything */
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return;
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}
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/* check if hostname is a numeric IP address
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*/
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for (i = 0; luser->site[i] != '\0' && isip; i++)
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{
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if (!isdigit(luser->site[i]) && luser->site[i] != '.')
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isip = 0;
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}
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if (isip)
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{
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sscanf(luser->site, "%d.%d.%d.%d", &a1, &a2, &a3, &a4);
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if (a1 <= 127)
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{ /* class A */
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/*sprintf(hostmask,"%d.*",a1); *shrugs* */
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sprintf(hostmask, "%d.%d.*", a1, a2);
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}
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else if (a1 <= 191)
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{ /* class B */
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sprintf(hostmask, "%d.%d.*", a1, a2);
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}
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else
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{ /* class C */
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sprintf(hostmask, "%d.%d.%d.*", a1, a2, a3);
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}
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}
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else
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{ /* not numeric address */
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ptr = luser->site + strlen(luser->site);
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i = 0;
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if (!strcasecmp(luser->site + strlen(luser->site) - 3, ".AU") ||
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!strncasecmp(luser->site + strlen(luser->site) - 7, ".NET.", 4) ||
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!strncasecmp(luser->site + strlen(luser->site) - 7, ".COM.", 4) ||
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!strncasecmp(luser->site + strlen(luser->site) - 7, ".EDU.", 4) ||
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!strncasecmp(luser->site + strlen(luser->site) - 6, ".AC.", 3))
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j = 3;
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else
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j = 2;
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while (i != j && ptr != luser->site)
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{
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if (*ptr == '.')
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i++;
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ptr--;
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}
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if (i == j)
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ptr += 2;
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if (ptr == luser->site)
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strcpy(hostmask, ptr);
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else
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sprintf(hostmask, "*.%s", ptr);
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}
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if (!strncasecmp(luser->username, "^wld", 4))
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{
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/* special case for telnet users */
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sprintf(output, "*!^wld*@%s", hostmask);
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}
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else
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{
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ptr = luser->username;
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while (strlen(ptr) == 10 || *ptr == '~')
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ptr++;
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sprintf(output, "*!*%s@%s", ptr, hostmask);
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}
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}
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Reference in New Issue
Block a user