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/*
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* Copyright (C) 2001 Marco Ziech (mmz@gmx.net)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (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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#define CONNECTION_INTERNAL_ACCESS
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#include "common/setup_before.h"
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#include "common/util.h" //amadeo: needed for strstart
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#ifdef STDC_HEADERS
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# include <stdlib.h>
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#else
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# ifdef HAVE_MALLOC_H
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# include <malloc.h>
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# endif
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#endif
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#ifdef HAVE_STRING_H
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# include <string.h>
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#else
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# ifdef HAVE_STRINGS_H
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# include <strings.h>
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# endif
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# ifdef HAVE_MEMORY_H
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# include <memory.h>
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# endif
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#endif
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#include "compat/strdup.h"
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#include "compat/strcasecmp.h"
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#include <errno.h>
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#include "compat/strerror.h"
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#include "common/irc_protocol.h"
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#include "common/packet.h"
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#include "common/eventlog.h"
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#include "connection.h"
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#include "common/bn_type.h"
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#include "common/field_sizes.h"
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#include "common/addr.h"
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#include "common/version.h"
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#include "common/queue.h"
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#include "common/list.h"
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#include "common/bnethash.h"
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#include "common/bnethashconv.h"
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#include "message.h"
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#include "account.h"
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#include "account_wrap.h"
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#include "channel.h"
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#include "irc.h"
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#include "prefs.h"
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#include "tick.h"
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#include "timer.h"
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#include "server.h"
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#include "command.h"
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#include "handle_irc.h"
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#include "topic.h"
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#include "command_groups.h"
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#include "common/tag.h"
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#include "common/xalloc.h"
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#include "ctype.h"
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#include "common/setup_after.h"
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typedef int (* t_irc_command)(t_connection * conn, int numparams, char ** params, char * text);
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typedef struct {
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const char * irc_command_string;
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t_irc_command irc_command_handler;
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} t_irc_command_table_row;
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static int _handle_nick_command(t_connection * conn, int numparams, char ** params, char * text);
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static int _handle_user_command(t_connection * conn, int numparams, char ** params, char * text);
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static int _handle_ping_command(t_connection * conn, int numparams, char ** params, char * text);
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static int _handle_pong_command(t_connection * conn, int numparams, char ** params, char * text);
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static int _handle_pass_command(t_connection * conn, int numparams, char ** params, char * text);
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static int _handle_privmsg_command(t_connection * conn, int numparams, char ** params, char * text);
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static int _handle_notice_command(t_connection * conn, int numparams, char ** params, char * text);
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static int _handle_quit_command(t_connection * conn, int numparams, char ** params, char * text);
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static int _handle_who_command(t_connection * conn, int numparams, char ** params, char * text);
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static int _handle_list_command(t_connection * conn, int numparams, char ** params, char * text);
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static int _handle_topic_command(t_connection * conn, int numparams, char ** params, char * text);
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static int _handle_join_command(t_connection * conn, int numparams, char ** params, char * text);
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static int _handle_names_command(t_connection * conn, int numparams, char ** params, char * text);
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static int _handle_mode_command(t_connection * conn, int numparams, char ** params, char * text);
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static int _handle_userhost_command(t_connection * conn, int numparams, char ** params, char * text);
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static int _handle_ison_command(t_connection * conn, int numparams, char ** params, char * text);
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static int _handle_whois_command(t_connection * conn, int numparams, char ** params, char * text);
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/* state connected handlers */
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static const t_irc_command_table_row irc_con_command_table[] =
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{
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{ "NICK" , _handle_nick_command },
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{ "USER" , _handle_user_command },
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{ "PING" , _handle_ping_command },
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{ "PONG" , _handle_pong_command },
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{ "PASS" , _handle_pass_command },
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{ "PRIVMSG" , _handle_privmsg_command },
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{ "NOTICE" , _handle_notice_command },
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{ "QUIT" , _handle_quit_command },
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{ NULL , NULL }
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};
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/* state log'ed in handlers */
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static const t_irc_command_table_row irc_log_command_table[] =
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{
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{ "WHO" , _handle_who_command },
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{ "LIST" , _handle_list_command },
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{ "TOPIC" , _handle_topic_command },
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{ "JOIN" , _handle_join_command },
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{ "NAMES" , _handle_names_command },
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{ "MODE" , _handle_mode_command },
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{ "USERHOST" , _handle_userhost_command },
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{ "ISON" , _handle_ison_command },
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{ "WHOIS" , _handle_whois_command },
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{ NULL , NULL }
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};
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static int handle_irc_con_command(t_connection * conn, char const * command, int numparams, char ** params, char * text)
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{
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t_irc_command_table_row const *p;
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for (p = irc_con_command_table; p->irc_command_string != NULL; p++)
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{
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if (strcasecmp(command, p->irc_command_string)==0)
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{
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if (p->irc_command_handler != NULL) return ((p->irc_command_handler)(conn,numparams,params,text));
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}
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}
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return -1;
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}
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static int handle_irc_log_command(t_connection * conn, char const * command, int numparams, char ** params, char * text)
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{
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t_irc_command_table_row const *p;
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for (p = irc_log_command_table; p->irc_command_string != NULL; p++)
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{
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if (strcasecmp(command, p->irc_command_string)==0)
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{
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if (p->irc_command_handler != NULL) return ((p->irc_command_handler)(conn,numparams,params,text));
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}
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}
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return -1;
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}
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static int handle_irc_line(t_connection * conn, char const * ircline)
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{ /* [:prefix] <command> [[param1] [param2] ... [paramN]] [:<text>]*/
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char * line; /* copy of ircline */
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char * prefix = NULL; /* optional; mostly NULL */
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char * command; /* mandatory */
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char ** params = NULL; /* optional (array of params) */
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char * text = NULL; /* optional */
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char * bnet_command = NULL; //amadeo: used for battle.net.commands
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int unrecognized_before = 0;
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int linelen; //amadeo: counter for stringlenghts
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int numparams = 0;
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char * tempparams;
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if (!conn) {
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eventlog(eventlog_level_error,__FUNCTION__,"got NULL connection");
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return -1;
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}
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if (!ircline) {
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eventlog(eventlog_level_error,__FUNCTION__,"got NULL ircline");
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return -1;
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}
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if (ircline[0] == '\0') {
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eventlog(eventlog_level_error,__FUNCTION__,"got empty ircline");
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return -1;
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}
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//amadeo: code was sent by some unknown fellow of pvpgn, prevents buffer-overflow for
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// too long irc-lines
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if (strlen(ircline)>254) {
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char * tmp = (char *)ircline;
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eventlog(eventlog_level_warn,__FUNCTION__,"line to long, truncation...");
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tmp[254]='\0';
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}
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line = xstrdup(ircline);
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/* split the message */
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if (line[0] == ':') {
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/* The prefix is optional and is rarely provided */
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prefix = line;
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if (!(command = strchr(line,' '))) {
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eventlog(eventlog_level_warn,__FUNCTION__,"got malformed line (missing command)");
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/* FIXME: send message instead of eventlog? */
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xfree(line);
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return -1;
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}
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*command++ = '\0';
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} else {
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/* In most cases command is the first thing on the line */
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command = line;
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}
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tempparams = strchr(command,' ');
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if (tempparams) {
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int i;
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*tempparams++ = '\0';
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if (tempparams[0]==':') {
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text = tempparams+1; /* theres just text, no params. skip the colon */
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} else {
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for (i=0;tempparams[i]!='\0';i++) {
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if ((tempparams[i]==' ')&&(tempparams[i+1]==':')) {
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text = tempparams+i;
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*text++ = '\0';
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text++; /* skip the colon */
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break; /* text found, stop search */
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}
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}
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params = irc_get_paramelems(tempparams);
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}
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}
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if (params) {
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/* count parameters */
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for (numparams=0;params[numparams];numparams++);
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}
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{
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int i;
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char paramtemp[MAX_IRC_MESSAGE_LEN*2];
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int first = 1;
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memset(paramtemp,0,sizeof(paramtemp));
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for (i=0;((numparams>0)&&(params[i]));i++) {
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if (!first) strcat(paramtemp," ");
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strcat(paramtemp,"\"");
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strcat(paramtemp,params[i]);
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strcat(paramtemp,"\"");
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first = 0;
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}
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eventlog(eventlog_level_debug,__FUNCTION__,"[%d] got \"%s\" \"%s\" [%s] \"%s\"",conn_get_socket(conn),((prefix)?(prefix):("")),command,paramtemp,((text)?(text):("")));
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}
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if (conn_get_state(conn)==conn_state_connected) {
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t_timer_data temp;
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conn_set_state(conn,conn_state_bot_username);
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temp.n = prefs_get_irc_latency();
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conn_test_latency(conn,time(NULL),temp);
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}
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if (handle_irc_con_command(conn, command, numparams, params, text)!=-1) {}
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else if (conn_get_state(conn)!=conn_state_loggedin) {
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char temp[MAX_IRC_MESSAGE_LEN+1];
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if ((38+strlen(command)+16+1)<sizeof(temp)) {
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sprintf(temp,":Unrecognized command \"%s\" (before login)",command);
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irc_send(conn,ERR_UNKNOWNCOMMAND,temp);
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} else {
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irc_send(conn,ERR_UNKNOWNCOMMAND,":Unrecognized command (before login)");
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}
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} else {
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/* command is handled later */
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unrecognized_before = 1;
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}
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/* --- The following should only be executable after login --- */
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if ((conn_get_state(conn)==conn_state_loggedin)&&(unrecognized_before)) {
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if (handle_irc_log_command(conn, command, numparams, params, text)!=-1) {}
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else if ((strstart(command,"LAG")!=0)&&(strstart(command,"JOIN")!=0)){
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linelen = strlen (ircline);
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bnet_command = xmalloc(linelen + 2);
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bnet_command[0]='/';
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strcpy(bnet_command + 1, ircline);
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handle_command(conn,bnet_command);
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xfree((void*)bnet_command);
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}
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} /* loggedin */
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if (params)
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irc_unget_paramelems(params);
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xfree(line);
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return 0;
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}
|
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| 294 |
extern int handle_irc_packet(t_connection * conn, t_packet const * const packet)
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{
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| 296 |
unsigned int i;
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| 297 |
char ircline[MAX_IRC_MESSAGE_LEN];
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| 298 |
int ircpos;
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| 299 |
char const * data;
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if (!packet) {
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eventlog(eventlog_level_error,__FUNCTION__,"got NULL packet");
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return -1;
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}
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| 305 |
if (conn_get_class(conn) != conn_class_irc ) {
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eventlog(eventlog_level_error,__FUNCTION__,"FIXME: handle_irc_packet without any reason (conn->class != conn_class_irc)");
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return -1;
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}
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/* eventlog(eventlog_level_debug,__FUNCTION__,"got \"%s\"",packet_get_raw_data_const(packet,0)); */
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| 312 |
memset(ircline,0,sizeof(ircline));
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data = conn_get_ircline(conn); /* fetch current status */
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if (data)
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| 315 |
strcpy(ircline,data);
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| 316 |
ircpos = strlen(ircline);
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| 317 |
data = packet_get_raw_data_const(packet,0);
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| 318 |
for (i=0; i < packet_get_size(packet); i++) {
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| 319 |
if ((data[i] == '\r')||(data[i] == '\0')) {
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| 320 |
/* kindly ignore \r and NUL ... */
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| 321 |
} else if (data[i] == '\n') {
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| 322 |
/* end of line */
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| 323 |
handle_irc_line(conn,ircline);
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| 324 |
memset(ircline,0,sizeof(ircline));
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| 325 |
ircpos = 0;
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| 326 |
} else {
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| 327 |
if (ircpos < MAX_IRC_MESSAGE_LEN-1)
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| 328 |
ircline[ircpos++] = data[i];
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| 329 |
else {
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| 330 |
ircpos++; /* for the statistic :) */
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| 331 |
eventlog(eventlog_level_warn,__FUNCTION__,"[%d] client exceeded maximum allowed message length by %d characters",conn_get_socket(conn),ircpos-MAX_IRC_MESSAGE_LEN);
|
| 332 |
if ((ircpos-MAX_IRC_MESSAGE_LEN)>100) {
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| 333 |
/* automatic flood protection */
|
| 334 |
eventlog(eventlog_level_error,__FUNCTION__,"[%d] excess flood",conn_get_socket(conn));
|
| 335 |
return -1;
|
| 336 |
}
|
| 337 |
}
|
| 338 |
}
|
| 339 |
}
|
| 340 |
conn_set_ircline(conn,ircline); /* write back current status */
|
| 341 |
return 0;
|
| 342 |
}
|
| 343 |
|
| 344 |
static int _handle_nick_command(t_connection * conn, int numparams, char ** params, char * text)
|
| 345 |
{
|
| 346 |
/* FIXME: more strict param checking */
|
| 347 |
|
| 348 |
if ((conn_get_loggeduser(conn))&&
|
| 349 |
(conn_get_state(conn)!=conn_state_bot_password &&
|
| 350 |
conn_get_state(conn)!=conn_state_bot_username))
|
| 351 |
{
|
| 352 |
irc_send(conn,ERR_RESTRICTED,":You can't change your nick after login");
|
| 353 |
}
|
| 354 |
else
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| 355 |
{
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| 356 |
if ((params)&&(params[0]))
|
| 357 |
{
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| 358 |
if (conn_get_loggeduser(conn))
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| 359 |
irc_send_cmd2(conn,conn_get_loggeduser(conn),"NICK","",params[0]);
|
| 360 |
conn_set_loggeduser(conn,params[0]);
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| 361 |
}
|
| 362 |
else if (text)
|
| 363 |
{
|
| 364 |
if (conn_get_loggeduser(conn))
|
| 365 |
irc_send_cmd2(conn,conn_get_loggeduser(conn),"NICK","",text);
|
| 366 |
conn_set_loggeduser(conn,text);
|
| 367 |
}
|
| 368 |
else
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| 369 |
irc_send(conn,ERR_NEEDMOREPARAMS,":Too few arguments to NICK");
|
| 370 |
if ((conn_get_user(conn))&&(conn_get_loggeduser(conn)))
|
| 371 |
irc_welcome(conn); /* only send the welcome if we have USER and NICK */
|
| 372 |
}
|
| 373 |
return 0;
|
| 374 |
}
|
| 375 |
|
| 376 |
static int _handle_user_command(t_connection * conn, int numparams, char ** params, char * text)
|
| 377 |
{
|
| 378 |
/* RFC 2812 says: */
|
| 379 |
/* <user> <mode> <unused> :<realname>*/
|
| 380 |
/* ircII and X-Chat say: */
|
| 381 |
/* mz SHODAN localhost :Marco Ziech */
|
| 382 |
/* BitchX says: */
|
| 383 |
/* mz +iws mz :Marco Ziech */
|
| 384 |
/* What does this tell us? Ditch mode and unused, they don't contain what they should. */
|
| 385 |
char * user = NULL;
|
| 386 |
char * mode = NULL;
|
| 387 |
char * unused = NULL;
|
| 388 |
char * realname = NULL;
|
| 389 |
|
| 390 |
if ((numparams>=3)&&(params[0])&&(params[1])&&(params[2])&&(text))
|
| 391 |
{
|
| 392 |
user = params[0];
|
| 393 |
mode = params[1];
|
| 394 |
unused = params[2];
|
| 395 |
realname = text;
|
| 396 |
if (conn_get_user(conn))
|
| 397 |
{
|
| 398 |
irc_send(conn,ERR_ALREADYREGISTRED,":You are already registred");
|
| 399 |
}
|
| 400 |
else
|
| 401 |
{
|
| 402 |
eventlog(eventlog_level_debug,__FUNCTION__,"[%d] got USER: user=\"%s\" mode=\"%s\" unused=\"%s\" realname=\"%s\"",conn_get_socket(conn),user,mode,unused,realname);
|
| 403 |
conn_set_user(conn,user);
|
| 404 |
conn_set_owner(conn,realname);
|
| 405 |
if (conn_get_loggeduser(conn))
|
| 406 |
irc_welcome(conn); /* only send the welcome if we have USER and NICK */
|
| 407 |
}
|
| 408 |
}
|
| 409 |
else
|
| 410 |
{
|
| 411 |
irc_send(conn,ERR_NEEDMOREPARAMS,":Too few arguments to USER");
|
| 412 |
}
|
| 413 |
return 0;
|
| 414 |
}
|
| 415 |
|
| 416 |
static int _handle_ping_command(t_connection * conn, int numparams, char ** params, char * text)
|
| 417 |
{
|
| 418 |
/* Dizzy: just ignore this because RFC says we should not reply client PINGs
|
| 419 |
* NOTE: RFC2812 doesn't seem to be very expressive about this ... */
|
| 420 |
if (numparams)
|
| 421 |
irc_send_pong(conn,params[0]);
|
| 422 |
else
|
| 423 |
irc_send_pong(conn,text);
|
| 424 |
return 0;
|
| 425 |
}
|
| 426 |
|
| 427 |
static int _handle_pong_command(t_connection * conn, int numparams, char ** params, char * text)
|
| 428 |
{
|
| 429 |
|
| 430 |
/* NOTE: RFC2812 doesn't seem to be very expressive about this ... */
|
| 431 |
if (conn_get_ircping(conn)==0)
|
| 432 |
{
|
| 433 |
eventlog(eventlog_level_warn,__FUNCTION__,"[%d] PONG without PING",conn_get_socket(conn));
|
| 434 |
}
|
| 435 |
else
|
| 436 |
{
|
| 437 |
unsigned int val = 0;
|
| 438 |
char * sname;
|
| 439 |
|
| 440 |
if (numparams>=1)
|
| 441 |
{
|
| 442 |
val = atoi(params[0]);
|
| 443 |
sname = params[0];
|
| 444 |
}
|
| 445 |
else if (text)
|
| 446 |
{
|
| 447 |
val = atoi(text);
|
| 448 |
sname = text;
|
| 449 |
}
|
| 450 |
else
|
| 451 |
{
|
| 452 |
val = 0;
|
| 453 |
sname = 0;
|
| 454 |
}
|
| 455 |
|
| 456 |
if (conn_get_ircping(conn) != val)
|
| 457 |
{
|
| 458 |
if ((!(sname)) || (strcmp(sname,server_get_name())!=0))
|
| 459 |
{
|
| 460 |
/* Actually the servername should not be always accepted but we aren't that pedantic :) */
|
| 461 |
eventlog(eventlog_level_warn,__FUNCTION__,"[%d] got bad PONG (%u!=%u && %s!=%s)",conn_get_socket(conn),val,conn_get_ircping(conn),sname,server_get_name());
|
| 462 |
return -1;
|
| 463 |
}
|
| 464 |
}
|
| 465 |
conn_set_latency(conn,get_ticks()-conn_get_ircping(conn));
|
| 466 |
eventlog(eventlog_level_debug,__FUNCTION__,"[%d] latency is now %d (%u-%u)",conn_get_socket(conn),get_ticks()-conn_get_ircping(conn),get_ticks(),conn_get_ircping(conn));
|
| 467 |
conn_set_ircping(conn,0);
|
| 468 |
}
|
| 469 |
return 0;
|
| 470 |
}
|
| 471 |
|
| 472 |
static int _handle_pass_command(t_connection * conn, int numparams, char ** params, char * text)
|
| 473 |
{
|
| 474 |
if ((!conn_get_ircpass(conn))&&(conn_get_state(conn)==conn_state_bot_username))
|
| 475 |
{
|
| 476 |
t_hash h;
|
| 477 |
|
| 478 |
if (numparams>=1)
|
| 479 |
{
|
| 480 |
bnet_hash(&h,strlen(params[0]),params[0]);
|
| 481 |
conn_set_ircpass(conn,hash_get_str(h));
|
| 482 |
}
|
| 483 |
else
|
| 484 |
irc_send(conn,ERR_NEEDMOREPARAMS,":Too few arguments to PASS");
|
| 485 |
}
|
| 486 |
else
|
| 487 |
{
|
| 488 |
eventlog(eventlog_level_warn,__FUNCTION__,"[%d] client tried to set password twice with PASS",conn_get_socket(conn));
|
| 489 |
}
|
| 490 |
return 0;
|
| 491 |
}
|
| 492 |
|
| 493 |
static int _handle_privmsg_command(t_connection * conn, int numparams, char ** params, char * text)
|
| 494 |
{
|
| 495 |
if ((numparams>=1)&&(text))
|
| 496 |
{
|
| 497 |
int i;
|
| 498 |
char ** e;
|
| 499 |
|
| 500 |
e = irc_get_listelems(params[0]);
|
| 501 |
/* FIXME: support wildcards! */
|
| 502 |
|
| 503 |
//start amadeo: code was sent by some unkown fellow of pvpgn(maybe u wanna give us your name
|
| 504 |
// for any credits), it adds nick-registration,i changed some things here and there...
|
| 505 |
for (i=0;((e)&&(e[i]));i++)
|
| 506 |
{
|
| 507 |
if (strcasecmp(e[i],"NICKSERV")==0)
|
| 508 |
{
|
| 509 |
char * pass;
|
| 510 |
char * p;
|
| 511 |
|
| 512 |
pass = strchr(text,' ');
|
| 513 |
if (pass)
|
| 514 |
*pass++ = '\0';
|
| 515 |
|
| 516 |
if (strcasecmp(text,"identify")==0)
|
| 517 |
{
|
| 518 |
switch (conn_get_state(conn))
|
| 519 |
{
|
| 520 |
case conn_state_bot_password:
|
| 521 |
{
|
| 522 |
if (pass)
|
| 523 |
{
|
| 524 |
t_hash h;
|
| 525 |
|
| 526 |
for (p = pass; *p; p++)
|
| 527 |
if (isupper((int)*p)) *p = tolower(*p);
|
| 528 |
bnet_hash(&h,strlen(pass),pass);
|
| 529 |
irc_authenticate(conn,hash_get_str(h));
|
| 530 |
}
|
| 531 |
else
|
| 532 |
{
|
| 533 |
irc_send_cmd(conn,"NOTICE",":Syntax: IDENTIFY password (max 16 characters)");
|
| 534 |
}
|
| 535 |
break;
|
| 536 |
}
|
| 537 |
case conn_state_loggedin:
|
| 538 |
{
|
| 539 |
irc_send_cmd(conn,"NOTICE",":You don't need to IDENTIFY");
|
| 540 |
break;
|
| 541 |
}
|
| 542 |
default: ;
|
| 543 |
eventlog(eventlog_level_trace,__FUNCTION__,"got /msg in unexpected connection state (%s)",conn_state_get_str(conn_get_state(conn)));
|
| 544 |
}
|
| 545 |
}
|
| 546 |
else if (strcasecmp(text,"register")==0)
|
| 547 |
{
|
| 548 |
unsigned int j;
|
| 549 |
t_hash passhash;
|
| 550 |
t_account * temp;
|
| 551 |
char msgtemp[MAX_MESSAGE_LEN];
|
| 552 |
char * username=(char *)conn_get_loggeduser(conn);
|
| 553 |
|
| 554 |
if (account_check_name(username)<0)
|
| 555 |
{
|
| 556 |
message_send_text(conn,message_type_error,conn,"Account name contains invalid symbol!");
|
| 557 |
break;
|
| 558 |
}
|
| 559 |
|
| 560 |
if (!pass || pass[0]=='\0' || (strlen(pass)>16) )
|
| 561 |
{
|
| 562 |
message_send_text(conn,message_type_error,conn,":Syntax: REGISTER password (max 16 characters)");
|
| 563 |
break;
|
| 564 |
}
|
| 565 |
|
| 566 |
|
| 567 |
for (j=0; j<strlen(pass); j++)
|
| 568 |
if (isupper((int)pass[j])) pass[j] = tolower((int)pass[j]);
|
| 569 |
|
| 570 |
bnet_hash(&passhash,strlen(pass),pass);
|
| 571 |
|
| 572 |
sprintf(msgtemp,"Trying to create account \"%s\" with password \"%s\"",username,pass);
|
| 573 |
message_send_text(conn,message_type_info,conn,msgtemp);
|
| 574 |
|
| 575 |
temp = accountlist_create_account(username,hash_get_str(passhash));
|
| 576 |
if (!temp) {
|
| 577 |
message_send_text(conn,message_type_error,conn,"Failed to create account!");
|
| 578 |
eventlog(eventlog_level_debug,__FUNCTION__,"[%d] account \"%s\" not created (failed)",conn_get_socket(conn),username);
|
| 579 |
conn_unget_chatname(conn,username);
|
| 580 |
break;
|
| 581 |
}
|
| 582 |
|
| 583 |
sprintf(msgtemp,"Account "UID_FORMAT" created.",account_get_uid(temp));
|
| 584 |
message_send_text(conn,message_type_info,conn,msgtemp);
|
| 585 |
eventlog(eventlog_level_debug,__FUNCTION__,"[%d] account \"%s\" created",conn_get_socket(conn),username);
|
| 586 |
conn_unget_chatname(conn,username);
|
| 587 |
}
|
| 588 |
else
|
| 589 |
{
|
| 590 |
char tmp[MAX_IRC_MESSAGE_LEN+1];
|
| 591 |
|
| 592 |
irc_send_cmd(conn,"NOTICE",":Invalid arguments for NICKSERV");
|
| 593 |
sprintf(tmp,":Unrecognized command \"%s\"",text);
|
| 594 |
irc_send_cmd(conn,"NOTICE",tmp);
|
| 595 |
}
|
| 596 |
}
|
| 597 |
|
| 598 |
else if (conn_get_state(conn)==conn_state_loggedin)
|
| 599 |
{
|
| 600 |
if (e[i][0]=='#')
|
| 601 |
{
|
| 602 |
/* channel message */
|
| 603 |
t_channel * channel;
|
| 604 |
|
| 605 |
if ((channel = channellist_find_channel_by_name(irc_convert_ircname(e[i]),NULL,NULL)))
|
| 606 |
{
|
| 607 |
if ((strlen(text)>=9)&&(strncmp(text,"\001ACTION ",8)==0)&&(text[strlen(text)-1]=='\001'))
|
| 608 |
{ /* at least "\001ACTION \001" */
|
| 609 |
/* it's a CTCP ACTION message */
|
| 610 |
text = text + 8;
|
| 611 |
text[strlen(text)-1] = '\0';
|
| 612 |
channel_message_send(channel,message_type_emote,conn,text);
|
| 613 |
}
|
| 614 |
else
|
| 615 |
channel_message_send(channel,message_type_talk,conn,text);
|
| 616 |
}
|
| 617 |
else
|
| 618 |
{
|
| 619 |
irc_send(conn,ERR_NOSUCHCHANNEL,":No such channel");
|
| 620 |
}
|
| 621 |
}
|
| 622 |
else
|
| 623 |
{
|
| 624 |
/* whisper */
|
| 625 |
t_connection * user;
|
| 626 |
|
| 627 |
if ((user = connlist_find_connection_by_accountname(e[i])))
|
| 628 |
{
|
| 629 |
message_send_text(user,message_type_whisper,conn,text);
|
| 630 |
}
|
| 631 |
else
|
| 632 |
{
|
| 633 |
irc_send(conn,ERR_NOSUCHNICK,":No such user");
|
| 634 |
}
|
| 635 |
}
|
| 636 |
}
|
| 637 |
}
|
| 638 |
if (e)
|
| 639 |
irc_unget_listelems(e);
|
| 640 |
}
|
| 641 |
else
|
| 642 |
irc_send(conn,ERR_NEEDMOREPARAMS,":Too few arguments to PRIVMSG");
|
| 643 |
return 0;
|
| 644 |
}
|
| 645 |
|
| 646 |
static int _handle_notice_command(t_connection * conn, int numparams, char ** params, char * text)
|
| 647 |
{
|
| 648 |
if ((numparams>=1)&&(text))
|
| 649 |
{
|
| 650 |
int i;
|
| 651 |
char ** e;
|
| 652 |
|
| 653 |
e = irc_get_listelems(params[0]);
|
| 654 |
/* FIXME: support wildcards! */
|
| 655 |
|
| 656 |
for (i=0;((e)&&(e[i]));i++)
|
| 657 |
{
|
| 658 |
if (conn_get_state(conn)==conn_state_loggedin)
|
| 659 |
{
|
| 660 |
t_connection * user;
|
| 661 |
|
| 662 |
if ((user = connlist_find_connection_by_accountname(e[i])))
|
| 663 |
{
|
| 664 |
irc_send_cmd2(user,conn_get_loggeduser(conn),"NOTICE",conn_get_loggeduser(user),text);
|
| 665 |
}
|
| 666 |
else
|
| 667 |
{
|
| 668 |
irc_send(conn,ERR_NOSUCHNICK,":No such user");
|
| 669 |
}
|
| 670 |
}
|
| 671 |
}
|
| 672 |
if (e)
|
| 673 |
irc_unget_listelems(e);
|
| 674 |
}
|
| 675 |
else
|
| 676 |
irc_send(conn,ERR_NEEDMOREPARAMS,":Too few arguments to PRIVMSG");
|
| 677 |
return 0;
|
| 678 |
}
|
| 679 |
|
| 680 |
static int _handle_who_command(t_connection * conn, int numparams, char ** params, char * text)
|
| 681 |
{
|
| 682 |
if (numparams>=1)
|
| 683 |
{
|
| 684 |
int i;
|
| 685 |
char ** e;
|
| 686 |
|
| 687 |
e = irc_get_listelems(params[0]);
|
| 688 |
for (i=0; ((e)&&(e[i]));i++)
|
| 689 |
{
|
| 690 |
irc_who(conn,e[i]);
|
| 691 |
}
|
| 692 |
irc_send(conn,RPL_ENDOFWHO,":End of WHO list"); /* RFC2812 only requires this to be sent if a list of names was given. Undernet seems to always send it, so do we :) */
|
| 693 |
if (e)
|
| 694 |
irc_unget_listelems(e);
|
| 695 |
}
|
| 696 |
else
|
| 697 |
irc_send(conn,ERR_NEEDMOREPARAMS,":Too few arguments to WHO");
|
| 698 |
return 0;
|
| 699 |
}
|
| 700 |
|
| 701 |
static int _handle_list_command(t_connection * conn, int numparams, char ** params, char * text)
|
| 702 |
{
|
| 703 |
char temp[MAX_IRC_MESSAGE_LEN];
|
| 704 |
|
| 705 |
irc_send(conn,RPL_LISTSTART,"Channel :Users Name"); /* backward compatibility */
|
| 706 |
if (numparams==0)
|
| 707 |
{
|
| 708 |
t_elem const * curr;
|
| 709 |
|
| 710 |
LIST_TRAVERSE_CONST(channellist(),curr)
|
| 711 |
{
|
| 712 |
t_channel const * channel = elem_get_data(curr);
|
| 713 |
char const * tempname;
|
| 714 |
char const * notopic = "No topic is set";
|
| 715 |
char * topic = channel_get_topic(channel_get_name(channel));
|
| 716 |
|
| 717 |
tempname = irc_convert_channel(channel);
|
| 718 |
|
| 719 |
//FIXME: AARON: only list channels like in /channels command
|
| 720 |
|
| 721 |
if (topic)
|
| 722 |
{
|
| 723 |
if (strlen(tempname)+1+20+1+1+strlen(topic)<MAX_IRC_MESSAGE_LEN)
|
| 724 |
sprintf(temp,"%s %u :%s",tempname,channel_get_length(channel),topic);
|
| 725 |
else
|
| 726 |
eventlog(eventlog_level_warn,__FUNCTION__,"LISTREPLY length exceeded");
|
| 727 |
}
|
| 728 |
else
|
| 729 |
{
|
| 730 |
if (strlen(tempname)+1+20+1+1+strlen(notopic)<MAX_IRC_MESSAGE_LEN)
|
| 731 |
sprintf(temp,"%s %u :%s",tempname,channel_get_length(channel),notopic);
|
| 732 |
else
|
| 733 |
eventlog(eventlog_level_warn,__FUNCTION__,"LISTREPLY length exceeded");
|
| 734 |
}
|
| 735 |
irc_send(conn,RPL_LIST,temp);
|
| 736 |
}
|
| 737 |
}
|
| 738 |
else if (numparams>=1)
|
| 739 |
{
|
| 740 |
int i;
|
| 741 |
char ** e;
|
| 742 |
|
| 743 |
/* FIXME: support wildcards! */
|
| 744 |
e = irc_get_listelems(params[0]);
|
| 745 |
for (i=0;((e)&&(e[i]));i++)
|
| 746 |
{
|
| 747 |
t_channel const * channel;
|
| 748 |
char const * verytemp; /* another good example for creative naming conventions :) */
|
| 749 |
char const * tempname;
|
| 750 |
char const * notopic = "No topic is set";
|
| 751 |
char * topic;
|
| 752 |
|
| 753 |
verytemp = irc_convert_ircname(e[i]);
|
| 754 |
if (!verytemp)
|
| 755 |
continue; /* something is wrong with the name ... */
|
| 756 |
channel = channellist_find_channel_by_name(verytemp,NULL,NULL);
|
| 757 |
if (!channel)
|
| 758 |
continue; /* channel doesn't exist */
|
| 759 |
|
| 760 |
topic = channel_get_topic(channel_get_name(channel));
|
| 761 |
tempname = irc_convert_channel(channel);
|
| 762 |
|
| 763 |
if (topic)
|
| 764 |
{
|
| 765 |
if (strlen(tempname)+1+20+1+1+strlen(topic)<MAX_IRC_MESSAGE_LEN)
|
| 766 |
sprintf(temp,"%s %u :%s",tempname,channel_get_length(channel),topic);
|
| 767 |
else
|
| 768 |
eventlog(eventlog_level_warn,__FUNCTION__,"LISTREPLY length exceeded");
|
| 769 |
}
|
| 770 |
else
|
| 771 |
{
|
| 772 |
if (strlen(tempname)+1+20+1+1+strlen(notopic)<MAX_IRC_MESSAGE_LEN)
|
| 773 |
sprintf(temp,"%s %u :%s",tempname,channel_get_length(channel),notopic);
|
| 774 |
else
|
| 775 |
eventlog(eventlog_level_warn,__FUNCTION__,"LISTREPLY length exceeded");
|
| 776 |
}
|
| 777 |
irc_send(conn,RPL_LIST,temp);
|
| 778 |
}
|
| 779 |
if (e)
|
| 780 |
irc_unget_listelems(e);
|
| 781 |
}
|
| 782 |
irc_send(conn,RPL_LISTEND,":End of LIST command");
|
| 783 |
return 0;
|
| 784 |
}
|
| 785 |
|
| 786 |
static int _handle_topic_command(t_connection * conn, int numparams, char ** params, char * text)
|
| 787 |
{
|
| 788 |
char ** e = NULL;
|
| 789 |
|
| 790 |
if (params!=NULL) e = irc_get_listelems(params[0]);
|
| 791 |
|
| 792 |
if ((e)&&(e[0]))
|
| 793 |
{
|
| 794 |
t_channel *channel = conn_get_channel(conn);
|
| 795 |
|
| 796 |
if (channel)
|
| 797 |
{
|
| 798 |
char * topic;
|
| 799 |
char temp[MAX_IRC_MESSAGE_LEN];
|
| 800 |
char const * ircname = irc_convert_ircname(e[0]);
|
| 801 |
|
| 802 |
if ((ircname) && (strcasecmp(channel_get_name(channel),ircname)==0))
|
| 803 |
{
|
| 804 |
if ((topic = channel_get_topic(channel_get_name(channel))))
|
| 805 |
{
|
| 806 |
sprintf(temp,"%s :%s",ircname,topic);
|
| 807 |
irc_send(conn,RPL_TOPIC,temp);
|
| 808 |
}
|
| 809 |
else
|
| 810 |
irc_send(conn,RPL_NOTOPIC,":No topic is set");
|
| 811 |
}
|
| 812 |
else
|
| 813 |
irc_send(conn,ERR_NOTONCHANNEL,":You are not on that channel");
|
| 814 |
}
|
| 815 |
else
|
| 816 |
{
|
| 817 |
irc_send(conn,ERR_NOTONCHANNEL,":You're not on a channel");
|
| 818 |
}
|
| 819 |
irc_unget_listelems(e);
|
| 820 |
}
|
| 821 |
else
|
| 822 |
irc_send(conn,ERR_NEEDMOREPARAMS,":too few arguments to TOPIC");
|
| 823 |
return 0;
|
| 824 |
}
|
| 825 |
|
| 826 |
static int _handle_join_command(t_connection * conn, int numparams, char ** params, char * text)
|
| 827 |
{
|
| 828 |
if (numparams>=1)
|
| 829 |
{
|
| 830 |
char ** e;
|
| 831 |
|
| 832 |
e = irc_get_listelems(params[0]);
|
| 833 |
if ((e)&&(e[0]))
|
| 834 |
{
|
| 835 |
char const * ircname = irc_convert_ircname(e[0]);
|
| 836 |
char * old_channel_name = NULL;
|
| 837 |
t_channel * old_channel = conn_get_channel(conn);
|
| 838 |
|
| 839 |
if (old_channel)
|
| 840 |
old_channel_name = xstrdup(irc_convert_channel(old_channel));
|
| 841 |
|
| 842 |
if ((!(ircname)) || (conn_set_channel(conn,ircname)<0))
|
| 843 |
{
|
| 844 |
irc_send(conn,ERR_NOSUCHCHANNEL,":JOIN failed"); /* FIXME: be more precise; what is the real error code for that? */
|
| 845 |
}
|
| 846 |
else
|
| 847 |
{
|
| 848 |
t_channel * channel;
|
| 849 |
|
| 850 |
|
| 851 |
|
| 852 |
channel = conn_get_channel(conn);
|
| 853 |
if (channel!=old_channel)
|
| 854 |
{
|
| 855 |
char temp[MAX_IRC_MESSAGE_LEN];
|
| 856 |
char * topic;
|
| 857 |
|
| 858 |
channel_set_userflags(conn);
|
| 859 |
message_send_text(conn,message_type_join,conn,NULL); /* we have to send the JOIN acknowledgement */
|
| 860 |
ircname=irc_convert_channel(channel);
|
| 861 |
|
| 862 |
if ((topic = channel_get_topic(channel_get_name(channel))))
|
| 863 |
{
|
| 864 |
|
| 865 |
if ((strlen(ircname)+1+1+strlen(topic)+1)<MAX_IRC_MESSAGE_LEN)
|
| 866 |
{
|
| 867 |
sprintf(temp,"%s :%s",ircname,topic);
|
| 868 |
irc_send(conn,RPL_TOPIC,temp);
|
| 869 |
}
|
| 870 |
|
| 871 |
if ((strlen(ircname)+1+strlen("FIXME 0")+1)<MAX_IRC_MESSAGE_LEN)
|
| 872 |
{
|
| 873 |
sprintf(temp,"%s FIXME 0",ircname);
|
| 874 |
irc_send(conn,RPL_TOPICWHOTIME,temp); /* FIXME: this in an undernet extension but other servers support it too */
|
| 875 |
}
|
| 876 |
}
|
| 877 |
else
|
| 878 |
irc_send(conn,RPL_NOTOPIC,":No topic is set");
|
| 879 |
|
| 880 |
irc_send_rpl_namreply(conn,channel);
|
| 881 |
irc_send(conn,RPL_ENDOFNAMES,":End of NAMES list");
|
| 882 |
|
| 883 |
if (old_channel_name)
|
| 884 |
{
|
| 885 |
irc_send_cmd2(conn,conn_get_loggeduser(conn),"PART",old_channel_name,"only one channel at once");
|
| 886 |
}
|
| 887 |
}
|
| 888 |
}
|
| 889 |
if (old_channel_name) xfree((void *)old_channel_name);
|
| 890 |
}
|
| 891 |
if (e)
|
| 892 |
irc_unget_listelems(e);
|
| 893 |
}
|
| 894 |
else
|
| 895 |
irc_send(conn,ERR_NEEDMOREPARAMS,":Too few arguments to JOIN");
|
| 896 |
return 0;
|
| 897 |
}
|
| 898 |
|
| 899 |
static int _handle_names_command(t_connection * conn, int numparams, char ** params, char * text)
|
| 900 |
{
|
| 901 |
t_channel * channel;
|
| 902 |
|
| 903 |
if (numparams>=1)
|
| 904 |
{
|
| 905 |
char ** e;
|
| 906 |
char const * ircname;
|
| 907 |
char const * verytemp;
|
| 908 |
char temp[MAX_IRC_MESSAGE_LEN];
|
| 909 |
int i;
|
| 910 |
|
| 911 |
e = irc_get_listelems(params[0]);
|
| 912 |
for (i=0;((e)&&(e[i]));i++)
|
| 913 |
{
|
| 914 |
verytemp = irc_convert_ircname(e[i]);
|
| 915 |
|
| 916 |
if (!verytemp)
|
| 917 |
continue; /* something is wrong with the name ... */
|
| 918 |
channel = channellist_find_channel_by_name(verytemp,NULL,NULL);
|
| 919 |
if (!channel)
|
| 920 |
continue; /* channel doesn't exist */
|
| 921 |
irc_send_rpl_namreply(conn,channel);
|
| 922 |
ircname=irc_convert_channel(channel);
|
| 923 |
if ((strlen(ircname)+1+strlen(":End of NAMES list")+1)<MAX_IRC_MESSAGE_LEN)
|
| 924 |
{
|
| 925 |
sprintf(temp,"%s :End of NAMES list",ircname);
|
| 926 |
irc_send(conn,RPL_ENDOFNAMES,temp);
|
| 927 |
}
|
| 928 |
else
|
| 929 |
irc_send(conn,RPL_ENDOFNAMES,":End of NAMES list");
|
| 930 |
}
|
| 931 |
if (e)
|
| 932 |
irc_unget_listelems(e);
|
| 933 |
}
|
| 934 |
else if (numparams==0)
|
| 935 |
{
|
| 936 |
t_elem const * curr;
|
| 937 |
LIST_TRAVERSE_CONST(channellist(),curr)
|
| 938 |
{
|
| 939 |
channel = elem_get_data(curr);
|
| 940 |
irc_send_rpl_namreply(conn,channel);
|
| 941 |
}
|
| 942 |
irc_send(conn,RPL_ENDOFNAMES,"* :End of NAMES list");
|
| 943 |
}
|
| 944 |
return 0;
|
| 945 |
}
|
| 946 |
|
| 947 |
static int _handle_mode_command(t_connection * conn, int numparams, char ** params, char * text)
|
| 948 |
{
|
| 949 |
/* FIXME: Not yet implemented */
|
| 950 |
return 0;
|
| 951 |
}
|
| 952 |
|
| 953 |
static int _handle_userhost_command(t_connection * conn, int numparams, char ** params, char * text)
|
| 954 |
{
|
| 955 |
/* FIXME: Send RPL_USERHOST */
|
| 956 |
return 0;
|
| 957 |
}
|
| 958 |
|
| 959 |
static int _handle_quit_command(t_connection * conn, int numparams, char ** params, char * text)
|
| 960 |
{
|
| 961 |
conn_set_channel(conn, NULL);
|
| 962 |
conn_set_state(conn, conn_state_destroy);
|
| 963 |
return 0;
|
| 964 |
}
|
| 965 |
|
| 966 |
static int _handle_ison_command(t_connection * conn, int numparams, char ** params, char * text)
|
| 967 |
{
|
| 968 |
char temp[MAX_IRC_MESSAGE_LEN];
|
| 969 |
char first = 1;
|
| 970 |
|
| 971 |
if (numparams>=1)
|
| 972 |
{
|
| 973 |
int i;
|
| 974 |
|
| 975 |
temp[0]='\0';
|
| 976 |
for (i=0; (i<numparams && (params) && (params[i]));i++)
|
| 977 |
{
|
| 978 |
if (connlist_find_connection_by_accountname(params[i]))
|
| 979 |
{
|
| 980 |
if (first)
|
| 981 |
strcat(temp,":");
|
| 982 |
else
|
| 983 |
strcat(temp," ");
|
| 984 |
strcat(temp,params[i]);
|
| 985 |
first = 0;
|
| 986 |
}
|
| 987 |
}
|
| 988 |
irc_send(conn,RPL_ISON,temp);
|
| 989 |
}
|
| 990 |
else
|
| 991 |
irc_send(conn,ERR_NEEDMOREPARAMS,":Too few arguments to ISON");
|
| 992 |
return 0;
|
| 993 |
}
|
| 994 |
|
| 995 |
static int _handle_whois_command(t_connection * conn, int numparams, char ** params, char * text)
|
| 996 |
{
|
| 997 |
char temp[MAX_IRC_MESSAGE_LEN];
|
| 998 |
char temp2[MAX_IRC_MESSAGE_LEN];
|
| 999 |
if (numparams>=1)
|
| 1000 |
{
|
| 1001 |
int i;
|
| 1002 |
char ** e;
|
| 1003 |
t_connection * c;
|
| 1004 |
t_channel * chan;
|
| 1005 |
|
| 1006 |
temp[0]='\0';
|
| 1007 |
temp2[0]='\0';
|
| 1008 |
e = irc_get_listelems(params[0]);
|
| 1009 |
for (i=0; ((e)&&(e[i]));i++)
|
| 1010 |
{
|
| 1011 |
if ((c = connlist_find_connection_by_accountname(e[i])))
|
| 1012 |
{
|
| 1013 |
if (prefs_get_hide_addr() && !(account_get_command_groups(conn_get_account(conn)) & command_get_group("/admin-addr")))
|
| 1014 |
sprintf(temp,"%s %s hidden * :%s",e[i],clienttag_uint_to_str(conn_get_clienttag(c)),"PvPGN user");
|
| 1015 |
else
|
| 1016 |
sprintf(temp,"%s %s %s * :%s",e[i],clienttag_uint_to_str(conn_get_clienttag(c)),addr_num_to_ip_str(conn_get_addr(c)),"PvPGN user");
|
| 1017 |
irc_send(conn,RPL_WHOISUSER,temp);
|
| 1018 |
|
| 1019 |
if ((chan=conn_get_channel(conn)))
|
| 1020 |
{
|
| 1021 |
char flg;
|
| 1022 |
unsigned int flags;
|
| 1023 |
|
| 1024 |
flags = conn_get_flags(c);
|
| 1025 |
|
| 1026 |
if (flags & MF_BLIZZARD)
|
| 1027 |
flg='@';
|
| 1028 |
else if ((flags & MF_BNET) || (flags & MF_GAVEL))
|
| 1029 |
flg='%';
|
| 1030 |
else if (flags & MF_VOICE)
|
| 1031 |
flg='+';
|
| 1032 |
else flg = ' ';
|
| 1033 |
sprintf(temp2,"%s :%c%s",e[i],flg,irc_convert_channel(chan));
|
| 1034 |
irc_send(conn,RPL_WHOISCHANNELS,temp2);
|
| 1035 |
}
|
| 1036 |
|
| 1037 |
}
|
| 1038 |
else
|
| 1039 |
irc_send(conn,ERR_NOSUCHNICK,":No such nick/channel");
|
| 1040 |
|
| 1041 |
}
|
| 1042 |
irc_send(conn,RPL_ENDOFWHOIS,":End of /WHOIS list");
|
| 1043 |
if (e)
|
| 1044 |
irc_unget_listelems(e);
|
| 1045 |
}
|
| 1046 |
else
|
| 1047 |
irc_send(conn,ERR_NEEDMOREPARAMS,":Too few arguments to WHOIS");
|
| 1048 |
return 0;
|
| 1049 |
}
|
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Revision Log