2002-03-03 18:15:11 +01:00
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/*
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* ngIRCd -- The Next Generation IRC Daemon
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2010-01-17 14:19:35 +01:00
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* Copyright (c)2001-2010 Alexander Barton (alex@barton.de)
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2002-03-03 18:15:11 +01:00
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*
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2002-12-12 13:24:18 +01:00
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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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* Please read the file COPYING, README and AUTHORS for more information.
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2002-03-03 18:15:11 +01:00
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*/
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2002-03-12 15:37:51 +01:00
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#include "portab.h"
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2002-03-03 18:15:11 +01:00
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2010-12-27 17:14:14 +01:00
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/**
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* @file
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* IRC channel commands
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*/
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2002-03-12 15:37:51 +01:00
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#include "imp.h"
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2002-03-03 18:15:11 +01:00
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#include <assert.h>
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2003-01-08 23:04:05 +01:00
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#include <stdlib.h>
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#include <stdio.h>
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2002-03-03 18:15:11 +01:00
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#include <string.h>
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2002-03-12 15:37:51 +01:00
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#include "defines.h"
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2002-05-27 15:09:26 +02:00
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#include "conn.h"
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#include "channel.h"
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2008-05-24 21:50:54 +02:00
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#include "conn-func.h"
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2002-05-27 15:09:26 +02:00
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#include "lists.h"
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2002-03-03 18:15:11 +01:00
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#include "log.h"
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2002-06-26 17:44:15 +02:00
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#include "match.h"
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2002-03-03 18:15:11 +01:00
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#include "messages.h"
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2002-05-27 15:09:26 +02:00
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#include "parse.h"
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2002-11-30 18:39:56 +01:00
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#include "irc-info.h"
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2002-05-27 15:09:26 +02:00
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#include "irc-write.h"
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2002-12-13 18:53:32 +01:00
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#include "conf.h"
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2002-03-03 18:15:11 +01:00
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2002-03-12 15:37:51 +01:00
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#include "exp.h"
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2002-03-03 18:15:11 +01:00
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#include "irc-channel.h"
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2010-12-29 13:11:20 +01:00
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/**
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* Part from all channels.
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*
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2008-02-05 14:31:50 +01:00
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* RFC 2812, (3.2.1 Join message Command):
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2010-12-29 13:11:20 +01:00
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* Note that this message accepts a special argument ("0"), which is a
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* special request to leave all channels the user is currently a member of.
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* The server will process this message as if the user had sent a PART
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* command (See Section 3.2.2) for each channel he is a member of.
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*
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* @param client Client that initiated the part request
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* @param target Client that should part all joined channels
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* @returns CONNECTED or DISCONNECTED
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2008-02-05 14:31:50 +01:00
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*/
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static bool
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part_from_all_channels(CLIENT* client, CLIENT *target)
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{
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2008-02-05 20:00:52 +01:00
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CL2CHAN *cl2chan;
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2008-02-05 14:31:50 +01:00
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CHANNEL *chan;
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2008-02-05 20:00:52 +01:00
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while ((cl2chan = Channel_FirstChannelOf(target))) {
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2008-02-05 14:31:50 +01:00
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chan = Channel_GetChannel(cl2chan);
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assert( chan != NULL );
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Channel_Part(target, client, Channel_Name(chan), Client_ID(target));
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}
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return CONNECTED;
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2010-12-29 13:11:20 +01:00
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} /* part_from_all_channels */
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2008-02-05 14:31:50 +01:00
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2010-01-16 22:30:55 +01:00
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/**
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* Check weather a local client is allowed to join an already existing
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* channel or not.
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2010-12-29 13:11:20 +01:00
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*
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* @param Client Client that sent the JOIN command
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* @param chan Channel to check
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* @param channame Name of the channel
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* @param key Provided channel key (or NULL)
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* @returns true if client is allowed to join, false otherwise
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2010-01-16 22:30:55 +01:00
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*/
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2008-02-16 12:21:33 +01:00
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static bool
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2010-01-16 22:30:55 +01:00
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join_allowed(CLIENT *Client, CHANNEL *chan, const char *channame,
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const char *key)
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2008-02-16 12:21:33 +01:00
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{
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bool is_invited, is_banned;
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const char *channel_modes;
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2008-05-04 15:27:34 +02:00
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/* Allow IRC operators to overwrite channel limits */
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if (strchr(Client_Modes(Client), 'o'))
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return true;
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2010-01-16 22:30:55 +01:00
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is_banned = Lists_Check(Channel_GetListBans(chan), Client);
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is_invited = Lists_Check(Channel_GetListInvites(chan), Client);
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2008-02-16 12:21:33 +01:00
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if (is_banned && !is_invited) {
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2010-01-16 22:30:55 +01:00
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/* Client is banned from channel (and not on invite list) */
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IRC_WriteStrClient(Client, ERR_BANNEDFROMCHAN_MSG,
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Client_ID(Client), channame);
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2008-02-16 12:21:33 +01:00
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return false;
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}
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channel_modes = Channel_Modes(chan);
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2010-01-17 14:19:35 +01:00
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if (strchr(channel_modes, 'i') && !is_invited) {
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2010-01-16 22:30:55 +01:00
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/* Channel is "invite-only" and client is not on invite list */
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IRC_WriteStrClient(Client, ERR_INVITEONLYCHAN_MSG,
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Client_ID(Client), channame);
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2008-02-16 12:21:33 +01:00
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return false;
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}
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2010-01-16 22:30:55 +01:00
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if (!Channel_CheckKey(chan, Client, key ? key : "")) {
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/* Channel is protected by a channel key and the client
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* didn't specify the correct one */
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2009-01-01 22:26:13 +01:00
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IRC_WriteStrClient(Client, ERR_BADCHANNELKEY_MSG,
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Client_ID(Client), channame);
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2008-02-16 12:21:33 +01:00
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return false;
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}
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2010-01-16 22:30:55 +01:00
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2010-01-17 14:19:35 +01:00
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if (strchr(channel_modes, 'l') &&
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2010-01-16 22:30:55 +01:00
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(Channel_MaxUsers(chan) <= Channel_MemberCount(chan))) {
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/* There are more clints joined to this channel than allowed */
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IRC_WriteStrClient(Client, ERR_CHANNELISFULL_MSG,
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Client_ID(Client), channame);
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2008-02-16 12:21:33 +01:00
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return false;
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}
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2010-01-16 22:30:55 +01:00
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2010-01-17 14:19:35 +01:00
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if (strchr(channel_modes, 'z') && !Conn_UsesSSL(Client_Conn(Client))) {
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/* Only "secure" clients are allowed, but clients doesn't
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* use SSL encryption */
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IRC_WriteStrClient(Client, ERR_SECURECHANNEL_MSG,
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Client_ID(Client), channame);
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return false;
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}
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2011-01-10 12:15:05 +01:00
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if (strchr(channel_modes, 'O') && !Client_OperByMe(Client)) {
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/* Only IRC operators are allowed! */
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IRC_WriteStrClient(Client, ERR_OPONLYCHANNEL_MSG,
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Client_ID(Client), channame);
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return false;
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}
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2011-08-26 15:26:38 +02:00
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if (strchr(channel_modes, 'R') && !strchr(Client_Modes(Client), 'R')) {
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/* Only registered users are allowed! */
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IRC_WriteStrClient(Client, ERR_REGONLYCHANNEL_MSG,
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Client_ID(Client), channame);
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return false;
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}
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2008-02-16 12:21:33 +01:00
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return true;
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2010-12-29 13:11:20 +01:00
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} /* join_allowed */
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2008-02-16 12:21:33 +01:00
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2010-12-29 13:11:20 +01:00
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/**
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* Set user channel modes.
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*
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* @param chan Channel
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* @param target User to set modes for
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* @param flags Channel modes to add
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*/
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2008-02-16 12:21:33 +01:00
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static void
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join_set_channelmodes(CHANNEL *chan, CLIENT *target, const char *flags)
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{
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if (flags) {
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while (*flags) {
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Channel_UserModeAdd(chan, target, *flags);
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flags++;
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}
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}
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/* If channel persistent and client is ircop: make client chanop */
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if (strchr(Channel_Modes(chan), 'P') && strchr(Client_Modes(target), 'o'))
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Channel_UserModeAdd(chan, target, 'o');
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2010-12-29 13:11:20 +01:00
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} /* join_set_channelmodes */
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2008-02-16 12:21:33 +01:00
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2010-12-29 13:11:20 +01:00
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/**
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* Forward JOIN command to a specific server
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*
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* This function diffentiates between servers using RFC 2813 mode that
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* support the JOIN command with appended ASCII 7 character and channel
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* modes, and servers using RFC 1459 protocol which require separate JOIN
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* and MODE commands.
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*
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* @param To Forward JOIN (and MODE) command to this peer server
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* @param Prefix Client used to prefix the genrated commands
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* @param Data Parameters of JOIN command to forward, probably
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* containing channel modes separated by ASCII 7.
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*/
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2008-08-18 01:35:32 +02:00
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static void
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cb_join_forward(CLIENT *To, CLIENT *Prefix, void *Data)
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{
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CONN_ID conn;
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char str[COMMAND_LEN], *ptr = NULL;
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strlcpy(str, (char *)Data, sizeof(str));
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conn = Client_Conn(To);
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if (Conn_Options(conn) & CONN_RFC1459) {
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/* RFC 1459 compatibility mode, appended modes are NOT
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* supported, so strip them off! */
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ptr = strchr(str, 0x7);
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if (ptr)
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*ptr++ = '\0';
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}
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IRC_WriteStrClientPrefix(To, Prefix, "JOIN %s", str);
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if (ptr && *ptr)
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IRC_WriteStrClientPrefix(To, Prefix, "MODE %s +%s %s", str, ptr,
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Client_ID(Prefix));
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} /* cb_join_forward */
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2010-12-29 13:11:20 +01:00
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/**
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* Forward JOIN command to all servers
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*
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* This function calls cb_join_forward(), which differentiates between
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* protocol implementations (e.g. RFC 2812, RFC 1459).
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*
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* @param Client Client used to prefix the genrated commands
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* @param target Forward JOIN (and MODE) command to this peer server
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* @param chan Channel structure
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* @param channame Channel name
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*/
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2008-02-16 12:21:33 +01:00
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static void
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join_forward(CLIENT *Client, CLIENT *target, CHANNEL *chan,
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const char *channame)
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{
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2008-08-18 01:35:32 +02:00
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char modes[CHANNEL_MODE_LEN], str[COMMAND_LEN];
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2008-02-16 12:21:33 +01:00
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2010-12-29 13:11:20 +01:00
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/* RFC 2813, 4.2.1: channel modes are separated from the channel
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* name with ASCII 7, if any, and not spaces: */
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2008-02-16 12:21:33 +01:00
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strlcpy(&modes[1], Channel_UserModes(chan, target), sizeof(modes) - 1);
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if (modes[1])
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modes[0] = 0x7;
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else
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modes[0] = '\0';
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2008-08-18 01:35:32 +02:00
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2008-11-14 00:42:58 +01:00
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/* forward to other servers (if it is not a local channel) */
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if (!Channel_IsLocal(chan)) {
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snprintf(str, sizeof(str), "%s%s", channame, modes);
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IRC_WriteStrServersPrefixFlag_CB(Client, target, '\0',
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cb_join_forward, str);
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}
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2008-02-16 12:21:33 +01:00
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/* tell users in this channel about the new client */
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2008-11-14 00:42:58 +01:00
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IRC_WriteStrChannelPrefix(Client, chan, target, false,
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"JOIN :%s", channame);
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2011-12-30 00:50:27 +01:00
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/* synchronize channel modes */
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2008-11-14 00:42:58 +01:00
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if (modes[1]) {
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IRC_WriteStrChannelPrefix(Client, chan, target, false,
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"MODE %s +%s %s", channame,
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&modes[1], Client_ID(target));
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}
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} /* join_forward */
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2008-02-16 12:21:33 +01:00
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2010-12-29 13:11:20 +01:00
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/**
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* Aknowledge user JOIN request and send "channel info" numerics.
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*
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* @param Client Client used to prefix the genrated commands
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* @param target Forward commands/numerics to this user
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* @param chan Channel structure
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* @param channame Channel name
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*/
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2008-02-16 12:21:33 +01:00
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static bool
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join_send_topic(CLIENT *Client, CLIENT *target, CHANNEL *chan,
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const char *channame)
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{
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const char *topic;
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if (Client_Type(Client) != CLIENT_USER)
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return true;
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/* acknowledge join */
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if (!IRC_WriteStrClientPrefix(Client, target, "JOIN :%s", channame))
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return false;
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/* Send topic to client, if any */
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topic = Channel_Topic(chan);
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assert(topic != NULL);
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if (*topic) {
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if (!IRC_WriteStrClient(Client, RPL_TOPIC_MSG,
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Client_ID(Client), channame, topic))
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return false;
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#ifndef STRICT_RFC
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if (!IRC_WriteStrClient(Client, RPL_TOPICSETBY_MSG,
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Client_ID(Client), channame,
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Channel_TopicWho(chan),
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Channel_TopicTime(chan)))
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return false;
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#endif
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}
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/* send list of channel members to client */
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if (!IRC_Send_NAMES(Client, chan))
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return false;
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2010-12-29 13:11:20 +01:00
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return IRC_WriteStrClient(Client, RPL_ENDOFNAMES_MSG, Client_ID(Client),
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Channel_Name(chan));
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} /* join_send_topic */
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2008-02-16 12:21:33 +01:00
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2010-12-29 13:11:20 +01:00
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/**
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* Handler for the IRC "JOIN" command.
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*
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* See RFC 2812, 3.2.1 "Join message"; RFC 2813, 4.2.1 "Join message".
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*
|
2012-01-02 15:22:52 +01:00
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* @param Client The client from which this command has been received
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* @param Req Request structure with prefix and all parameters
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* @returns CONNECTED or DISCONNECTED
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2010-12-29 13:11:20 +01:00
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*/
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2005-03-19 19:43:48 +01:00
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GLOBAL bool
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2002-05-27 15:09:26 +02:00
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IRC_JOIN( CLIENT *Client, REQUEST *Req )
|
2002-03-03 18:15:11 +01:00
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|
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{
|
2008-06-16 13:07:50 +02:00
|
|
|
char *channame, *key = NULL, *flags, *lastkey = NULL, *lastchan = NULL;
|
2002-03-03 18:15:11 +01:00
|
|
|
CLIENT *target;
|
|
|
|
CHANNEL *chan;
|
2008-02-05 14:31:50 +01:00
|
|
|
|
2012-01-02 15:22:52 +01:00
|
|
|
assert (Client != NULL);
|
|
|
|
assert (Req != NULL);
|
2002-03-03 18:15:11 +01:00
|
|
|
|
2002-12-17 00:06:46 +01:00
|
|
|
/* Bad number of arguments? */
|
2007-07-31 20:56:13 +02:00
|
|
|
if (Req->argc < 1 || Req->argc > 2)
|
|
|
|
return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
|
|
|
|
Client_ID(Client), Req->command);
|
2002-03-03 18:15:11 +01:00
|
|
|
|
2002-12-17 00:06:46 +01:00
|
|
|
/* Who is the sender? */
|
2008-02-16 12:21:33 +01:00
|
|
|
if (Client_Type(Client) == CLIENT_SERVER)
|
|
|
|
target = Client_Search(Req->prefix);
|
|
|
|
else
|
|
|
|
target = Client;
|
|
|
|
|
|
|
|
if (!target)
|
2012-01-02 15:22:52 +01:00
|
|
|
return IRC_WriteStrClient(Client, ERR_NOSUCHNICK_MSG,
|
|
|
|
Client_ID(Client), Req->prefix);
|
2002-03-03 18:15:11 +01:00
|
|
|
|
2008-02-05 14:31:50 +01:00
|
|
|
/* Is argument "0"? */
|
|
|
|
if (Req->argc == 1 && !strncmp("0", Req->argv[0], 2))
|
|
|
|
return part_from_all_channels(Client, target);
|
|
|
|
|
2002-12-17 00:06:46 +01:00
|
|
|
/* Are channel keys given? */
|
2008-05-26 12:38:15 +02:00
|
|
|
if (Req->argc > 1)
|
|
|
|
key = strtok_r(Req->argv[1], ",", &lastkey);
|
|
|
|
|
2005-09-02 17:46:49 +02:00
|
|
|
channame = Req->argv[0];
|
2008-05-26 12:38:15 +02:00
|
|
|
channame = strtok_r(channame, ",", &lastchan);
|
2002-12-17 00:06:46 +01:00
|
|
|
|
2008-07-22 13:18:19 +02:00
|
|
|
/* Make sure that "channame" is not the empty string ("JOIN :") */
|
|
|
|
if (! channame)
|
|
|
|
return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
|
|
|
|
Client_ID(Client), Req->command);
|
|
|
|
|
2008-02-16 12:21:33 +01:00
|
|
|
while (channame) {
|
|
|
|
flags = NULL;
|
2002-03-03 18:15:11 +01:00
|
|
|
|
2008-02-16 12:21:33 +01:00
|
|
|
/* Did the server include channel-user-modes? */
|
|
|
|
if (Client_Type(Client) == CLIENT_SERVER) {
|
|
|
|
flags = strchr(channame, 0x7);
|
|
|
|
if (flags) {
|
2002-06-10 23:10:25 +02:00
|
|
|
*flags = '\0';
|
|
|
|
flags++;
|
|
|
|
}
|
2002-03-03 18:15:11 +01:00
|
|
|
}
|
|
|
|
|
2008-02-24 19:57:38 +01:00
|
|
|
chan = Channel_Search(channame);
|
|
|
|
if (!chan && Conf_PredefChannelsOnly) {
|
2012-01-02 15:22:52 +01:00
|
|
|
/* channel must be created, but forbidden by config */
|
|
|
|
IRC_WriteStrClient(Client, ERR_BANNEDFROMCHAN_MSG,
|
|
|
|
Client_ID(Client), channame);
|
2008-02-24 19:57:38 +01:00
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
2004-04-09 22:46:46 +02:00
|
|
|
/* Local client? */
|
2008-02-16 12:21:33 +01:00
|
|
|
if (Client_Type(Client) == CLIENT_USER) {
|
2010-01-16 22:30:55 +01:00
|
|
|
/* Test if the user has reached the channel limit */
|
|
|
|
if ((Conf_MaxJoins > 0) &&
|
|
|
|
(Channel_CountForUser(Client) >= Conf_MaxJoins))
|
|
|
|
return IRC_WriteStrClient(Client,
|
|
|
|
ERR_TOOMANYCHANNELS_MSG,
|
|
|
|
Client_ID(Client), channame);
|
|
|
|
if (chan) {
|
|
|
|
/* Already existing channel: check if the
|
|
|
|
* client is allowed to join */
|
|
|
|
if (!join_allowed(Client, chan, channame, key))
|
|
|
|
break;
|
|
|
|
} else {
|
|
|
|
/* New channel: first user will become channel
|
|
|
|
* operator unless this is a modeless channel */
|
2008-05-01 15:19:31 +02:00
|
|
|
if (*channame != '+')
|
|
|
|
flags = "o";
|
2010-01-16 22:30:55 +01:00
|
|
|
}
|
2008-05-24 21:50:54 +02:00
|
|
|
|
|
|
|
/* Local client: update idle time */
|
|
|
|
Conn_UpdateIdle(Client_Conn(Client));
|
2008-02-16 12:21:33 +01:00
|
|
|
} else {
|
2004-04-09 22:46:46 +02:00
|
|
|
/* Remote server: we don't need to know whether the
|
|
|
|
* client is invited or not, but we have to make sure
|
|
|
|
* that the "one shot" entries (generated by INVITE
|
|
|
|
* commands) in this list become deleted when a user
|
|
|
|
* joins a channel this way. */
|
2010-01-16 22:30:55 +01:00
|
|
|
if (chan)
|
|
|
|
(void)Lists_Check(Channel_GetListInvites(chan),
|
|
|
|
target);
|
2002-03-03 18:15:11 +01:00
|
|
|
}
|
|
|
|
|
2008-02-16 12:21:33 +01:00
|
|
|
/* Join channel (and create channel if it doesn't exist) */
|
|
|
|
if (!Channel_Join(target, channame))
|
2012-01-02 15:23:17 +01:00
|
|
|
goto join_next;
|
2002-03-03 18:15:11 +01:00
|
|
|
|
2008-05-01 15:19:31 +02:00
|
|
|
if (!chan) { /* channel is new; it has been created above */
|
2008-02-16 12:21:33 +01:00
|
|
|
chan = Channel_Search(channame);
|
2008-05-01 15:19:31 +02:00
|
|
|
assert(chan != NULL);
|
2009-03-07 00:13:25 +01:00
|
|
|
if (Channel_IsModeless(chan)) {
|
2008-05-01 15:19:31 +02:00
|
|
|
Channel_ModeAdd(chan, 't'); /* /TOPIC not allowed */
|
|
|
|
Channel_ModeAdd(chan, 'n'); /* no external msgs */
|
|
|
|
}
|
|
|
|
}
|
2008-02-16 12:21:33 +01:00
|
|
|
assert(chan != NULL);
|
2002-05-21 02:10:16 +02:00
|
|
|
|
2008-02-16 12:21:33 +01:00
|
|
|
join_set_channelmodes(chan, target, flags);
|
2002-03-03 18:15:11 +01:00
|
|
|
|
2008-02-16 12:21:33 +01:00
|
|
|
join_forward(Client, target, chan, channame);
|
2002-03-03 18:15:11 +01:00
|
|
|
|
2008-02-16 12:21:33 +01:00
|
|
|
if (!join_send_topic(Client, target, chan, channame))
|
|
|
|
break; /* write error */
|
2002-03-03 18:15:11 +01:00
|
|
|
|
2012-01-02 15:23:17 +01:00
|
|
|
join_next:
|
2005-09-02 17:46:49 +02:00
|
|
|
/* next channel? */
|
2008-05-26 12:38:15 +02:00
|
|
|
channame = strtok_r(NULL, ",", &lastchan);
|
|
|
|
if (channame && key)
|
|
|
|
key = strtok_r(NULL, ",", &lastkey);
|
2002-03-03 18:15:11 +01:00
|
|
|
}
|
|
|
|
return CONNECTED;
|
|
|
|
} /* IRC_JOIN */
|
|
|
|
|
|
|
|
|
2008-04-24 23:46:59 +02:00
|
|
|
/**
|
|
|
|
* Handler for the IRC "PART" command.
|
2010-12-29 13:11:20 +01:00
|
|
|
*
|
|
|
|
* See RFC 2812, 3.2.2: "Part message".
|
|
|
|
*
|
|
|
|
* @param Client The client from which this command has been received
|
|
|
|
* @param Req Request structure with prefix and all parameters
|
|
|
|
* @returns CONNECTED or DISCONNECTED
|
2008-04-24 23:46:59 +02:00
|
|
|
*/
|
2005-03-19 19:43:48 +01:00
|
|
|
GLOBAL bool
|
2008-04-24 23:46:59 +02:00
|
|
|
IRC_PART(CLIENT * Client, REQUEST * Req)
|
2002-03-03 18:15:11 +01:00
|
|
|
{
|
|
|
|
CLIENT *target;
|
2005-03-19 19:43:48 +01:00
|
|
|
char *chan;
|
2002-03-03 18:15:11 +01:00
|
|
|
|
2008-04-24 23:46:59 +02:00
|
|
|
assert(Client != NULL);
|
|
|
|
assert(Req != NULL);
|
2002-03-03 18:15:11 +01:00
|
|
|
|
2008-01-07 12:42:00 +01:00
|
|
|
if (Req->argc < 1 || Req->argc > 2)
|
|
|
|
return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
|
2008-04-24 23:46:59 +02:00
|
|
|
Client_ID(Client), Req->command);
|
2002-03-03 18:15:11 +01:00
|
|
|
|
2008-04-24 23:46:59 +02:00
|
|
|
/* Get the sender */
|
|
|
|
if (Client_Type(Client) == CLIENT_SERVER)
|
|
|
|
target = Client_Search(Req->prefix);
|
|
|
|
else
|
|
|
|
target = Client;
|
|
|
|
if (!target)
|
|
|
|
return IRC_WriteStrClient(Client, ERR_NOSUCHNICK_MSG,
|
|
|
|
Client_ID(Client), Req->prefix);
|
2002-03-03 18:15:11 +01:00
|
|
|
|
2008-04-24 23:46:59 +02:00
|
|
|
/* Loop over all the given channel names */
|
2008-01-07 12:42:00 +01:00
|
|
|
chan = strtok(Req->argv[0], ",");
|
2008-07-22 13:18:19 +02:00
|
|
|
|
|
|
|
/* Make sure that "chan" is not the empty string ("PART :") */
|
|
|
|
if (! chan)
|
|
|
|
return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
|
|
|
|
Client_ID(Client), Req->command);
|
|
|
|
|
2008-01-07 12:42:00 +01:00
|
|
|
while (chan) {
|
2008-04-24 23:46:59 +02:00
|
|
|
Channel_Part(target, Client, chan,
|
|
|
|
Req->argc > 1 ? Req->argv[1] : Client_ID(target));
|
2008-01-07 12:42:00 +01:00
|
|
|
chan = strtok(NULL, ",");
|
2002-03-03 18:15:11 +01:00
|
|
|
}
|
2008-05-24 21:50:54 +02:00
|
|
|
|
|
|
|
/* Update idle time, if local client */
|
|
|
|
if (Client_Conn(Client) > NONE)
|
|
|
|
Conn_UpdateIdle(Client_Conn(Client));
|
|
|
|
|
2002-03-03 18:15:11 +01:00
|
|
|
return CONNECTED;
|
|
|
|
} /* IRC_PART */
|
|
|
|
|
|
|
|
|
2010-12-29 13:11:20 +01:00
|
|
|
/**
|
|
|
|
* Handler for the IRC "TOPIC" command.
|
|
|
|
*
|
|
|
|
* See RFC 2812, 3.2.4 "Topic message".
|
|
|
|
*
|
|
|
|
* @param Client The client from which this command has been received
|
|
|
|
* @param Req Request structure with prefix and all parameters
|
|
|
|
* @returns CONNECTED or DISCONNECTED
|
|
|
|
*/
|
2005-03-19 19:43:48 +01:00
|
|
|
GLOBAL bool
|
2002-05-27 15:09:26 +02:00
|
|
|
IRC_TOPIC( CLIENT *Client, REQUEST *Req )
|
2002-03-03 18:15:11 +01:00
|
|
|
{
|
|
|
|
CHANNEL *chan;
|
|
|
|
CLIENT *from;
|
2005-03-19 19:43:48 +01:00
|
|
|
char *topic;
|
2011-01-09 23:08:15 +01:00
|
|
|
bool onchannel, topicok, use_servermode, r;
|
2002-03-03 18:15:11 +01:00
|
|
|
|
|
|
|
assert( Client != NULL );
|
|
|
|
assert( Req != NULL );
|
|
|
|
|
2011-01-09 16:23:33 +01:00
|
|
|
if (Req->argc < 1 || Req->argc > 2)
|
|
|
|
return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
|
|
|
|
Client_ID(Client), Req->command);
|
|
|
|
|
|
|
|
if (Client_Type(Client) == CLIENT_SERVER)
|
|
|
|
from = Client_Search(Req->prefix);
|
|
|
|
else
|
|
|
|
from = Client;
|
2002-03-03 18:15:11 +01:00
|
|
|
|
2011-01-09 16:23:33 +01:00
|
|
|
if (!from)
|
|
|
|
return IRC_WriteStrClient(Client, ERR_NOSUCHNICK_MSG,
|
|
|
|
Client_ID(Client), Req->prefix);
|
2002-03-03 18:15:11 +01:00
|
|
|
|
2011-01-09 16:23:33 +01:00
|
|
|
chan = Channel_Search(Req->argv[0]);
|
|
|
|
if (!chan)
|
|
|
|
return IRC_WriteStrClient(from, ERR_NOSUCHCHANNEL_MSG,
|
|
|
|
Client_ID(from), Req->argv[0]);
|
2002-03-03 18:15:11 +01:00
|
|
|
|
2011-01-09 23:08:15 +01:00
|
|
|
Channel_CheckAdminRights(chan, Client, from,
|
|
|
|
&onchannel, &topicok, &use_servermode);
|
|
|
|
|
|
|
|
if (!onchannel && !topicok)
|
2011-01-09 16:23:33 +01:00
|
|
|
return IRC_WriteStrClient(from, ERR_NOTONCHANNEL_MSG,
|
|
|
|
Client_ID(from), Req->argv[0]);
|
2002-03-03 18:15:11 +01:00
|
|
|
|
2011-01-09 16:23:33 +01:00
|
|
|
if (Req->argc == 1) {
|
2005-09-02 14:50:25 +02:00
|
|
|
/* Request actual topic */
|
|
|
|
topic = Channel_Topic(chan);
|
|
|
|
if (*topic) {
|
|
|
|
r = IRC_WriteStrClient(from, RPL_TOPIC_MSG,
|
2011-01-09 16:23:33 +01:00
|
|
|
Client_ID(Client),
|
|
|
|
Channel_Name(chan), topic);
|
2005-09-02 14:50:25 +02:00
|
|
|
#ifndef STRICT_RFC
|
2011-05-06 20:31:56 +02:00
|
|
|
if (!r)
|
|
|
|
return r;
|
2005-09-02 14:50:25 +02:00
|
|
|
r = IRC_WriteStrClient(from, RPL_TOPICSETBY_MSG,
|
2011-01-09 16:23:33 +01:00
|
|
|
Client_ID(Client),
|
|
|
|
Channel_Name(chan),
|
|
|
|
Channel_TopicWho(chan),
|
|
|
|
Channel_TopicTime(chan));
|
2005-09-02 14:50:25 +02:00
|
|
|
#endif
|
|
|
|
return r;
|
|
|
|
}
|
|
|
|
else
|
2011-01-09 16:23:33 +01:00
|
|
|
return IRC_WriteStrClient(from, RPL_NOTOPIC_MSG,
|
|
|
|
Client_ID(from),
|
|
|
|
Channel_Name(chan));
|
2002-03-03 18:15:11 +01:00
|
|
|
}
|
|
|
|
|
2011-01-09 16:23:33 +01:00
|
|
|
if (strchr(Channel_Modes(chan), 't')) {
|
2011-01-09 23:08:15 +01:00
|
|
|
/* Topic Lock. Is the user a channel or IRC operator? */
|
|
|
|
if (!topicok)
|
2011-01-09 16:23:33 +01:00
|
|
|
return IRC_WriteStrClient(from, ERR_CHANOPRIVSNEEDED_MSG,
|
|
|
|
Client_ID(from),
|
|
|
|
Channel_Name(chan));
|
2002-03-03 18:15:11 +01:00
|
|
|
}
|
|
|
|
|
2005-09-02 14:50:25 +02:00
|
|
|
/* Set new topic */
|
|
|
|
Channel_SetTopic(chan, from, Req->argv[1]);
|
2008-08-16 17:52:02 +02:00
|
|
|
LogDebug("%s \"%s\" set topic on \"%s\": %s",
|
|
|
|
Client_TypeText(from), Client_Mask(from), Channel_Name(chan),
|
|
|
|
Req->argv[1][0] ? Req->argv[1] : "<none>");
|
2002-03-03 18:15:11 +01:00
|
|
|
|
2011-01-09 23:08:15 +01:00
|
|
|
if (use_servermode)
|
|
|
|
from = Client_ThisServer();
|
|
|
|
|
2008-11-14 00:42:58 +01:00
|
|
|
/* Update channel and forward new topic to other servers */
|
|
|
|
if (!Channel_IsLocal(chan))
|
|
|
|
IRC_WriteStrServersPrefix(Client, from, "TOPIC %s :%s",
|
|
|
|
Req->argv[0], Req->argv[1]);
|
|
|
|
IRC_WriteStrChannelPrefix(Client, chan, from, false, "TOPIC %s :%s",
|
|
|
|
Req->argv[0], Req->argv[1]);
|
2002-03-03 18:15:11 +01:00
|
|
|
|
2008-11-14 00:42:58 +01:00
|
|
|
if (Client_Type(Client) == CLIENT_USER)
|
|
|
|
return IRC_WriteStrClientPrefix(Client, Client, "TOPIC %s :%s",
|
|
|
|
Req->argv[0], Req->argv[1]);
|
|
|
|
else
|
|
|
|
return CONNECTED;
|
2002-03-03 18:15:11 +01:00
|
|
|
} /* IRC_TOPIC */
|
|
|
|
|
|
|
|
|
2005-06-12 20:23:59 +02:00
|
|
|
/**
|
|
|
|
* Handler for the IRC "LIST" command.
|
2010-12-29 13:11:20 +01:00
|
|
|
*
|
|
|
|
* See RFC 2812, 3.2.6 "List message".
|
|
|
|
*
|
2005-06-12 20:23:59 +02:00
|
|
|
* This implementation handles the local case as well as the forwarding of the
|
|
|
|
* LIST command to other servers in the IRC network.
|
2010-12-29 13:11:20 +01:00
|
|
|
*
|
2012-01-06 19:54:23 +01:00
|
|
|
* @param Client The client from which this command has been received.
|
|
|
|
* @param Req Request structure with prefix and all parameters.
|
|
|
|
* @return CONNECTED or DISCONNECTED.
|
2005-06-12 20:23:59 +02:00
|
|
|
*/
|
2005-03-19 19:43:48 +01:00
|
|
|
GLOBAL bool
|
2002-05-27 15:09:26 +02:00
|
|
|
IRC_LIST( CLIENT *Client, REQUEST *Req )
|
2002-04-23 21:51:14 +02:00
|
|
|
{
|
2005-03-19 19:43:48 +01:00
|
|
|
char *pattern;
|
2002-04-23 21:51:14 +02:00
|
|
|
CHANNEL *chan;
|
2002-09-16 11:16:17 +02:00
|
|
|
CLIENT *from, *target;
|
2002-04-23 21:51:14 +02:00
|
|
|
|
2012-01-06 19:54:23 +01:00
|
|
|
assert(Client != NULL);
|
|
|
|
assert(Req != NULL);
|
2002-04-23 21:51:14 +02:00
|
|
|
|
2005-06-12 20:23:59 +02:00
|
|
|
/* Bad number of prameters? */
|
2012-01-06 19:54:23 +01:00
|
|
|
if (Req->argc > 2)
|
|
|
|
return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
|
|
|
|
Client_ID(Client), Req->command);
|
2002-04-23 21:51:14 +02:00
|
|
|
|
2012-01-06 19:54:23 +01:00
|
|
|
if (Req->argc > 0)
|
|
|
|
pattern = strtok(Req->argv[0], ",");
|
2005-06-12 20:23:59 +02:00
|
|
|
else
|
|
|
|
pattern = "*";
|
2002-09-16 11:16:17 +02:00
|
|
|
|
2005-06-12 20:23:59 +02:00
|
|
|
/* Get sender from prefix, if any */
|
2012-01-06 19:54:23 +01:00
|
|
|
if (Client_Type(Client) == CLIENT_SERVER)
|
|
|
|
from = Client_Search(Req->prefix);
|
2005-06-12 20:23:59 +02:00
|
|
|
else
|
|
|
|
from = Client;
|
|
|
|
|
2012-01-06 19:54:23 +01:00
|
|
|
if (!from)
|
|
|
|
return IRC_WriteStrClient(Client, ERR_NOSUCHSERVER_MSG,
|
|
|
|
Client_ID(Client), Req->prefix);
|
2002-09-16 11:16:17 +02:00
|
|
|
|
2012-01-06 19:54:23 +01:00
|
|
|
if (Req->argc == 2) {
|
2005-06-12 20:23:59 +02:00
|
|
|
/* Forward to other server? */
|
2012-01-06 19:54:23 +01:00
|
|
|
target = Client_Search(Req->argv[1]);
|
|
|
|
if (! target || Client_Type(target) != CLIENT_SERVER)
|
|
|
|
return IRC_WriteStrClient(from, ERR_NOSUCHSERVER_MSG,
|
|
|
|
Client_ID(Client),
|
|
|
|
Req->argv[1]);
|
2002-09-16 11:16:17 +02:00
|
|
|
|
2012-01-06 19:54:23 +01:00
|
|
|
if (target != Client_ThisServer()) {
|
2005-06-12 20:23:59 +02:00
|
|
|
/* Target is indeed an other server, forward it! */
|
2012-01-06 19:54:23 +01:00
|
|
|
return IRC_WriteStrClientPrefix(target, from,
|
|
|
|
"LIST %s :%s",
|
|
|
|
Client_ID(from),
|
|
|
|
Req->argv[1]);
|
2002-09-16 11:16:17 +02:00
|
|
|
}
|
|
|
|
}
|
2008-08-18 01:35:32 +02:00
|
|
|
|
2012-01-06 19:54:23 +01:00
|
|
|
while (pattern) {
|
2005-03-02 17:35:10 +01:00
|
|
|
/* Loop through all the channels */
|
2012-01-06 19:54:23 +01:00
|
|
|
chan = Channel_First();
|
|
|
|
while (chan) {
|
2005-03-02 17:35:10 +01:00
|
|
|
/* Check search pattern */
|
2012-01-06 19:54:23 +01:00
|
|
|
if (Match(pattern, Channel_Name(chan))) {
|
2005-03-02 17:35:10 +01:00
|
|
|
/* Gotcha! */
|
2012-01-06 19:54:23 +01:00
|
|
|
if (!strchr(Channel_Modes(chan), 's')
|
|
|
|
|| Channel_IsMemberOf(chan, from)) {
|
|
|
|
if (!IRC_WriteStrClient(from,
|
|
|
|
RPL_LIST_MSG, Client_ID(from),
|
|
|
|
Channel_Name(chan),
|
|
|
|
Channel_MemberCount(chan),
|
|
|
|
Channel_Topic( chan )))
|
2005-06-12 20:23:59 +02:00
|
|
|
return DISCONNECTED;
|
2005-03-02 17:35:10 +01:00
|
|
|
}
|
2002-04-23 21:51:14 +02:00
|
|
|
}
|
2012-01-06 19:54:23 +01:00
|
|
|
chan = Channel_Next(chan);
|
2002-04-23 21:51:14 +02:00
|
|
|
}
|
2008-08-18 01:35:32 +02:00
|
|
|
|
2005-06-12 20:23:59 +02:00
|
|
|
/* Get next name ... */
|
2012-01-06 19:54:23 +01:00
|
|
|
if(Req->argc > 0)
|
|
|
|
pattern = strtok(NULL, ",");
|
2005-06-12 20:23:59 +02:00
|
|
|
else
|
|
|
|
pattern = NULL;
|
2002-04-23 21:51:14 +02:00
|
|
|
}
|
2008-08-18 01:35:32 +02:00
|
|
|
|
2012-01-06 19:54:23 +01:00
|
|
|
return IRC_WriteStrClient(from, RPL_LISTEND_MSG, Client_ID(from));
|
2002-04-23 21:51:14 +02:00
|
|
|
} /* IRC_LIST */
|
|
|
|
|
|
|
|
|
2010-12-29 13:11:20 +01:00
|
|
|
/**
|
|
|
|
* Handler for the IRC+ command "CHANINFO".
|
|
|
|
*
|
|
|
|
* See doc/Protocol.txt, section II.3:
|
|
|
|
* "Exchange channel-modes, topics, and persistent channels".
|
|
|
|
*
|
|
|
|
* @param Client The client from which this command has been received
|
|
|
|
* @param Req Request structure with prefix and all parameters
|
|
|
|
* @returns CONNECTED or DISCONNECTED
|
|
|
|
*/
|
2005-03-19 19:43:48 +01:00
|
|
|
GLOBAL bool
|
2002-09-04 01:56:55 +02:00
|
|
|
IRC_CHANINFO( CLIENT *Client, REQUEST *Req )
|
|
|
|
{
|
2005-03-19 19:43:48 +01:00
|
|
|
char modes_add[COMMAND_LEN], l[16], *ptr;
|
2002-09-04 01:56:55 +02:00
|
|
|
CLIENT *from;
|
|
|
|
CHANNEL *chan;
|
2005-03-19 19:43:48 +01:00
|
|
|
int arg_topic;
|
2002-09-04 01:56:55 +02:00
|
|
|
|
|
|
|
assert( Client != NULL );
|
|
|
|
assert( Req != NULL );
|
|
|
|
|
2003-01-08 23:04:05 +01:00
|
|
|
/* Bad number of parameters? */
|
2011-03-19 17:29:19 +01:00
|
|
|
if (Req->argc < 2 || Req->argc == 4 || Req->argc > 5)
|
|
|
|
return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
|
|
|
|
Client_ID(Client), Req->command);
|
2003-01-08 23:04:05 +01:00
|
|
|
|
|
|
|
/* Compatibility kludge */
|
|
|
|
if( Req->argc == 5 ) arg_topic = 4;
|
|
|
|
else if( Req->argc == 3 ) arg_topic = 2;
|
|
|
|
else arg_topic = -1;
|
2002-09-04 01:56:55 +02:00
|
|
|
|
2003-01-08 23:04:05 +01:00
|
|
|
/* Search origin */
|
2002-09-04 01:56:55 +02:00
|
|
|
from = Client_Search( Req->prefix );
|
|
|
|
if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
|
|
|
|
|
2003-01-08 23:04:05 +01:00
|
|
|
/* Search or create channel */
|
2002-09-04 01:56:55 +02:00
|
|
|
chan = Channel_Search( Req->argv[0] );
|
|
|
|
if( ! chan ) chan = Channel_Create( Req->argv[0] );
|
|
|
|
if( ! chan ) return CONNECTED;
|
|
|
|
|
|
|
|
if( Req->argv[1][0] == '+' )
|
|
|
|
{
|
|
|
|
ptr = Channel_Modes( chan );
|
|
|
|
if( ! *ptr )
|
|
|
|
{
|
2003-01-08 18:45:15 +01:00
|
|
|
/* OK, this channel doesn't have modes jet, set the received ones: */
|
2002-09-04 01:56:55 +02:00
|
|
|
Channel_SetModes( chan, &Req->argv[1][1] );
|
2003-01-08 18:45:15 +01:00
|
|
|
|
2003-01-08 23:04:05 +01:00
|
|
|
if( Req->argc == 5 )
|
|
|
|
{
|
|
|
|
if( strchr( Channel_Modes( chan ), 'k' )) Channel_SetKey( chan, Req->argv[2] );
|
|
|
|
if( strchr( Channel_Modes( chan ), 'l' )) Channel_SetMaxUsers( chan, atol( Req->argv[3] ));
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
/* Delete modes which we never want to inherit */
|
|
|
|
Channel_ModeDel( chan, 'l' );
|
|
|
|
Channel_ModeDel( chan, 'k' );
|
|
|
|
}
|
|
|
|
|
|
|
|
strcpy( modes_add, "" );
|
|
|
|
ptr = Channel_Modes( chan );
|
|
|
|
while( *ptr )
|
|
|
|
{
|
|
|
|
if( *ptr == 'l' )
|
|
|
|
{
|
2006-10-06 23:32:58 +02:00
|
|
|
snprintf( l, sizeof( l ), " %lu", Channel_MaxUsers( chan ));
|
2003-01-08 23:04:05 +01:00
|
|
|
strlcat( modes_add, l, sizeof( modes_add ));
|
|
|
|
}
|
|
|
|
if( *ptr == 'k' )
|
|
|
|
{
|
|
|
|
strlcat( modes_add, " ", sizeof( modes_add ));
|
|
|
|
strlcat( modes_add, Channel_Key( chan ), sizeof( modes_add ));
|
|
|
|
}
|
|
|
|
ptr++;
|
|
|
|
}
|
2008-08-18 01:35:32 +02:00
|
|
|
|
2003-01-08 23:04:05 +01:00
|
|
|
/* Inform members of this channel */
|
2005-03-19 19:43:48 +01:00
|
|
|
IRC_WriteStrChannelPrefix( Client, chan, from, false, "MODE %s +%s%s", Req->argv[0], Channel_Modes( chan ), modes_add );
|
2002-09-04 01:56:55 +02:00
|
|
|
}
|
|
|
|
}
|
2003-01-08 23:04:05 +01:00
|
|
|
else Log( LOG_WARNING, "CHANINFO: invalid MODE format ignored!" );
|
2002-09-04 01:56:55 +02:00
|
|
|
|
2003-01-08 23:04:05 +01:00
|
|
|
if( arg_topic > 0 )
|
2002-09-04 01:56:55 +02:00
|
|
|
{
|
2003-01-08 23:04:05 +01:00
|
|
|
/* We got a topic */
|
2002-09-04 01:56:55 +02:00
|
|
|
ptr = Channel_Topic( chan );
|
2003-01-08 23:04:05 +01:00
|
|
|
if(( ! *ptr ) && ( Req->argv[arg_topic][0] ))
|
2002-09-04 01:56:55 +02:00
|
|
|
{
|
2003-01-08 23:04:05 +01:00
|
|
|
/* OK, there is no topic jet */
|
2005-09-02 14:50:25 +02:00
|
|
|
Channel_SetTopic(chan, Client, Req->argv[arg_topic]);
|
|
|
|
IRC_WriteStrChannelPrefix(Client, chan, from, false,
|
|
|
|
"TOPIC %s :%s", Req->argv[0], Channel_Topic(chan));
|
2002-09-04 01:56:55 +02:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2003-01-08 23:04:05 +01:00
|
|
|
/* Forward CHANINFO to other serevrs */
|
|
|
|
if( Req->argc == 5 ) IRC_WriteStrServersPrefixFlag( Client, from, 'C', "CHANINFO %s %s %s %s :%s", Req->argv[0], Req->argv[1], Req->argv[2], Req->argv[3], Req->argv[4] );
|
|
|
|
else if( Req->argc == 3 ) IRC_WriteStrServersPrefixFlag( Client, from, 'C', "CHANINFO %s %s :%s", Req->argv[0], Req->argv[1], Req->argv[2] );
|
|
|
|
else IRC_WriteStrServersPrefixFlag( Client, from, 'C', "CHANINFO %s %s", Req->argv[0], Req->argv[1] );
|
|
|
|
|
2002-09-04 01:56:55 +02:00
|
|
|
return CONNECTED;
|
|
|
|
} /* IRC_CHANINFO */
|
|
|
|
|
|
|
|
|
2002-03-03 18:15:11 +01:00
|
|
|
/* -eof- */
|