[b7d3cc34] | 1 | /********************************************************************\ |
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| 2 | * BitlBee -- An IRC to other IM-networks gateway * |
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| 3 | * * |
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| 4 | * Copyright 2002-2004 Wilmer van der Gaast and others * |
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| 5 | \********************************************************************/ |
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| 6 | |
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| 7 | /* The big hairy IRCd part of the project */ |
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| 8 | |
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| 9 | /* |
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| 10 | This program is free software; you can redistribute it and/or modify |
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| 11 | it under the terms of the GNU General Public License as published by |
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| 12 | the Free Software Foundation; either version 2 of the License, or |
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| 13 | (at your option) any later version. |
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| 14 | |
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| 15 | This program is distributed in the hope that it will be useful, |
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| 16 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 18 | GNU General Public License for more details. |
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| 19 | |
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| 20 | You should have received a copy of the GNU General Public License with |
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| 21 | the Debian GNU/Linux distribution in /usr/share/common-licenses/GPL; |
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| 22 | if not, write to the Free Software Foundation, Inc., 59 Temple Place, |
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| 23 | Suite 330, Boston, MA 02111-1307 USA |
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| 24 | */ |
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| 25 | |
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| 26 | #define BITLBEE_CORE |
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| 27 | #include "bitlbee.h" |
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| 28 | #include "crypting.h" |
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[2face62] | 29 | #include "ipc.h" |
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[2ff2076] | 30 | #include "dcc.h" |
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| 31 | |
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| 32 | #include <regex.h> |
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| 33 | #include <netinet/in.h> |
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[b7d3cc34] | 34 | |
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[ba9edaa] | 35 | static gboolean irc_userping( gpointer _irc, int fd, b_input_condition cond ); |
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[b7d3cc34] | 36 | |
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| 37 | GSList *irc_connection_list = NULL; |
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| 38 | |
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[0383943] | 39 | static char *passchange( set_t *set, char *value ) |
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[c2295f7] | 40 | { |
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[0383943] | 41 | irc_t *irc = set->data; |
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| 42 | |
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[88086db] | 43 | irc_setpass( irc, value ); |
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| 44 | irc_usermsg( irc, "Password successfully changed" ); |
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| 45 | return NULL; |
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[c2295f7] | 46 | } |
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| 47 | |
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[b7d3cc34] | 48 | irc_t *irc_new( int fd ) |
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| 49 | { |
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[e4d6271] | 50 | irc_t *irc; |
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[e9b755e] | 51 | struct sockaddr_storage sock; |
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[7435ccf] | 52 | socklen_t socklen = sizeof( sock ); |
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[e4d6271] | 53 | |
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| 54 | irc = g_new0( irc_t, 1 ); |
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[b7d3cc34] | 55 | |
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| 56 | irc->fd = fd; |
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[a0d04d6] | 57 | sock_make_nonblocking( irc->fd ); |
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| 58 | |
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[ba9edaa] | 59 | irc->r_watch_source_id = b_input_add( irc->fd, GAIM_INPUT_READ, bitlbee_io_current_client_read, irc ); |
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[b7d3cc34] | 60 | |
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| 61 | irc->status = USTATUS_OFFLINE; |
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| 62 | irc->last_pong = gettime(); |
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| 63 | |
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| 64 | irc->userhash = g_hash_table_new( g_str_hash, g_str_equal ); |
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| 65 | irc->watches = g_hash_table_new( g_str_hash, g_str_equal ); |
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| 66 | |
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| 67 | strcpy( irc->umode, UMODE ); |
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| 68 | irc->mynick = g_strdup( ROOT_NICK ); |
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| 69 | irc->channel = g_strdup( ROOT_CHAN ); |
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| 70 | |
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| 71 | if( global.conf->hostname ) |
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| 72 | { |
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| 73 | irc->myhost = g_strdup( global.conf->hostname ); |
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| 74 | } |
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[7435ccf] | 75 | else if( getsockname( irc->fd, (struct sockaddr*) &sock, &socklen ) == 0 ) |
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[b7d3cc34] | 76 | { |
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[2231302] | 77 | char buf[NI_MAXHOST+1]; |
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[e9b755e] | 78 | |
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[2231302] | 79 | if( getnameinfo( (struct sockaddr *) &sock, socklen, buf, |
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| 80 | NI_MAXHOST, NULL, -1, 0 ) == 0 ) |
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| 81 | { |
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| 82 | irc->myhost = g_strdup( ipv6_unwrap( buf ) ); |
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| 83 | } |
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[b7d3cc34] | 84 | } |
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| 85 | |
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[7435ccf] | 86 | if( getpeername( irc->fd, (struct sockaddr*) &sock, &socklen ) == 0 ) |
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[b7d3cc34] | 87 | { |
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[2231302] | 88 | char buf[NI_MAXHOST+1]; |
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[e9b755e] | 89 | |
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[2231302] | 90 | if( getnameinfo( (struct sockaddr *)&sock, socklen, buf, |
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| 91 | NI_MAXHOST, NULL, -1, 0 ) == 0 ) |
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| 92 | { |
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[2a6ca4f] | 93 | irc->host = g_strdup( ipv6_unwrap( buf ) ); |
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[2231302] | 94 | } |
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[b7d3cc34] | 95 | } |
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| 96 | |
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[3e1e11af] | 97 | if( irc->host == NULL ) |
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| 98 | irc->host = g_strdup( "localhost.localdomain" ); |
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| 99 | if( irc->myhost == NULL ) |
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| 100 | irc->myhost = g_strdup( "localhost.localdomain" ); |
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| 101 | |
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[b7d3cc34] | 102 | if( global.conf->ping_interval > 0 && global.conf->ping_timeout > 0 ) |
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[ba9edaa] | 103 | irc->ping_source_id = b_timeout_add( global.conf->ping_interval * 1000, irc_userping, irc ); |
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[b7d3cc34] | 104 | |
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| 105 | irc_write( irc, ":%s NOTICE AUTH :%s", irc->myhost, "BitlBee-IRCd initialized, please go on" ); |
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| 106 | |
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| 107 | irc_connection_list = g_slist_append( irc_connection_list, irc ); |
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| 108 | |
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[5c9512f] | 109 | set_add( &irc->set, "away_devoice", "true", set_eval_away_devoice, irc ); |
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| 110 | set_add( &irc->set, "auto_connect", "true", set_eval_bool, irc ); |
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| 111 | set_add( &irc->set, "auto_reconnect", "false", set_eval_bool, irc ); |
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| 112 | set_add( &irc->set, "auto_reconnect_delay", "300", set_eval_int, irc ); |
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| 113 | set_add( &irc->set, "buddy_sendbuffer", "false", set_eval_bool, irc ); |
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| 114 | set_add( &irc->set, "buddy_sendbuffer_delay", "200", set_eval_int, irc ); |
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[8d32b9e] | 115 | set_add( &irc->set, "charset", "utf-8", set_eval_charset, irc ); |
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[5c9512f] | 116 | set_add( &irc->set, "debug", "false", set_eval_bool, irc ); |
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| 117 | set_add( &irc->set, "default_target", "root", NULL, irc ); |
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| 118 | set_add( &irc->set, "display_namechanges", "false", set_eval_bool, irc ); |
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| 119 | set_add( &irc->set, "handle_unknown", "root", NULL, irc ); |
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| 120 | set_add( &irc->set, "lcnicks", "true", set_eval_bool, irc ); |
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| 121 | set_add( &irc->set, "ops", "both", set_eval_ops, irc ); |
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| 122 | set_add( &irc->set, "password", NULL, passchange, irc ); |
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| 123 | set_add( &irc->set, "private", "true", set_eval_bool, irc ); |
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| 124 | set_add( &irc->set, "query_order", "lifo", NULL, irc ); |
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| 125 | set_add( &irc->set, "save_on_quit", "true", set_eval_bool, irc ); |
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[1186382] | 126 | set_add( &irc->set, "simulate_netsplit", "true", set_eval_bool, irc ); |
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[5c9512f] | 127 | set_add( &irc->set, "strip_html", "true", NULL, irc ); |
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| 128 | set_add( &irc->set, "to_char", ": ", set_eval_to_char, irc ); |
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| 129 | set_add( &irc->set, "typing_notice", "false", set_eval_bool, irc ); |
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[b7d3cc34] | 130 | |
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| 131 | conf_loaddefaults( irc ); |
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| 132 | |
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| 133 | return( irc ); |
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| 134 | } |
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| 135 | |
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[f73b969] | 136 | /* immed=1 makes this function pretty much equal to irc_free(), except that |
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| 137 | this one will "log". In case the connection is already broken and we |
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| 138 | shouldn't try to write to it. */ |
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[fc50d48] | 139 | void irc_abort( irc_t *irc, int immed, char *format, ... ) |
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[c1826c6] | 140 | { |
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[fc50d48] | 141 | if( format != NULL ) |
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| 142 | { |
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[f73b969] | 143 | va_list params; |
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[fc50d48] | 144 | char *reason; |
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| 145 | |
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| 146 | va_start( params, format ); |
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[f73b969] | 147 | reason = g_strdup_vprintf( format, params ); |
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[fc50d48] | 148 | va_end( params ); |
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| 149 | |
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| 150 | if( !immed ) |
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| 151 | irc_write( irc, "ERROR :Closing link: %s", reason ); |
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| 152 | |
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| 153 | ipc_to_master_str( "OPERMSG :Client exiting: %s@%s [%s]\r\n", |
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[f73b969] | 154 | irc->nick ? irc->nick : "(NONE)", irc->host, reason ); |
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[fc50d48] | 155 | |
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| 156 | g_free( reason ); |
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| 157 | } |
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| 158 | else |
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| 159 | { |
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| 160 | if( !immed ) |
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| 161 | irc_write( irc, "ERROR :Closing link" ); |
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| 162 | |
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| 163 | ipc_to_master_str( "OPERMSG :Client exiting: %s@%s [%s]\r\n", |
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[f73b969] | 164 | irc->nick ? irc->nick : "(NONE)", irc->host, "No reason given" ); |
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[fc50d48] | 165 | } |
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| 166 | |
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[79e826a] | 167 | irc->status |= USTATUS_SHUTDOWN; |
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[fc50d48] | 168 | if( irc->sendbuffer && !immed ) |
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[c1826c6] | 169 | { |
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[fc50d48] | 170 | /* We won't read from this socket anymore. Instead, we'll connect a timer |
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| 171 | to it that should shut down the connection in a second, just in case |
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| 172 | bitlbee_.._write doesn't do it first. */ |
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| 173 | |
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[ba9edaa] | 174 | b_event_remove( irc->r_watch_source_id ); |
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| 175 | irc->r_watch_source_id = b_timeout_add( 1000, (b_event_handler) irc_free, irc ); |
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[c1826c6] | 176 | } |
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| 177 | else |
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| 178 | { |
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| 179 | irc_free( irc ); |
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| 180 | } |
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| 181 | } |
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| 182 | |
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[36fa9bd] | 183 | static gboolean irc_free_hashkey( gpointer key, gpointer value, gpointer data ) |
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[b7d3cc34] | 184 | { |
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| 185 | g_free( key ); |
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| 186 | |
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| 187 | return( TRUE ); |
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| 188 | } |
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| 189 | |
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| 190 | /* Because we have no garbage collection, this is quite annoying */ |
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| 191 | void irc_free(irc_t * irc) |
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| 192 | { |
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[5b52a48] | 193 | account_t *account; |
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[b7d3cc34] | 194 | user_t *user, *usertmp; |
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| 195 | help_t *helpnode, *helpnodetmp; |
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| 196 | |
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| 197 | log_message( LOGLVL_INFO, "Destroying connection with fd %d", irc->fd ); |
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| 198 | |
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[d5ccd83] | 199 | if( irc->status & USTATUS_IDENTIFIED && set_getbool( &irc->set, "save_on_quit" ) ) |
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[b73ac9c] | 200 | if( storage_save( irc, TRUE ) != STORAGE_OK ) |
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[b7d3cc34] | 201 | irc_usermsg( irc, "Error while saving settings!" ); |
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| 202 | |
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[bd9b00f] | 203 | closesocket( irc->fd ); |
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| 204 | |
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[b7d3cc34] | 205 | if( irc->ping_source_id > 0 ) |
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[ba9edaa] | 206 | b_event_remove( irc->ping_source_id ); |
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| 207 | b_event_remove( irc->r_watch_source_id ); |
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[b7d3cc34] | 208 | if( irc->w_watch_source_id > 0 ) |
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[ba9edaa] | 209 | b_event_remove( irc->w_watch_source_id ); |
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[9c62a7c] | 210 | |
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[b7d3cc34] | 211 | irc_connection_list = g_slist_remove( irc_connection_list, irc ); |
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| 212 | |
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[55cc2be3] | 213 | for (account = irc->accounts; account; account = account->next) { |
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[0da65d5] | 214 | if (account->ic) { |
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[c2fb3809] | 215 | imc_logout(account->ic, TRUE); |
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[c99af3a] | 216 | } else if (account->reconnect) { |
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[6adcb6c6] | 217 | cancel_auto_reconnect(account); |
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[c99af3a] | 218 | } |
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[55cc2be3] | 219 | } |
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[b7d3cc34] | 220 | |
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| 221 | g_free(irc->sendbuffer); |
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| 222 | g_free(irc->readbuffer); |
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| 223 | |
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| 224 | g_free(irc->nick); |
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| 225 | g_free(irc->user); |
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| 226 | g_free(irc->host); |
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| 227 | g_free(irc->realname); |
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| 228 | g_free(irc->password); |
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| 229 | |
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| 230 | g_free(irc->myhost); |
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| 231 | g_free(irc->mynick); |
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| 232 | |
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| 233 | g_free(irc->channel); |
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| 234 | |
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| 235 | while (irc->queries != NULL) |
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| 236 | query_del(irc, irc->queries); |
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| 237 | |
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[5b52a48] | 238 | while (irc->accounts) |
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[0da65d5] | 239 | if (irc->accounts->ic == NULL) |
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[f959495] | 240 | account_del(irc, irc->accounts); |
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| 241 | else |
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| 242 | /* Nasty hack, but account_del() doesn't work in this |
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| 243 | case and we don't want infinite loops, do we? ;-) */ |
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| 244 | irc->accounts = irc->accounts->next; |
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[5b52a48] | 245 | |
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| 246 | while (irc->set) |
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| 247 | set_del(&irc->set, irc->set->key); |
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[b7d3cc34] | 248 | |
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| 249 | if (irc->users != NULL) { |
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| 250 | user = irc->users; |
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| 251 | while (user != NULL) { |
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| 252 | g_free(user->nick); |
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| 253 | g_free(user->away); |
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| 254 | g_free(user->handle); |
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| 255 | if(user->user!=user->nick) g_free(user->user); |
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| 256 | if(user->host!=user->nick) g_free(user->host); |
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| 257 | if(user->realname!=user->nick) g_free(user->realname); |
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[ba9edaa] | 258 | b_event_remove(user->sendbuf_timer); |
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[b7d3cc34] | 259 | |
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| 260 | usertmp = user; |
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| 261 | user = user->next; |
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| 262 | g_free(usertmp); |
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| 263 | } |
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| 264 | } |
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| 265 | |
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[36fa9bd] | 266 | g_hash_table_foreach_remove(irc->userhash, irc_free_hashkey, NULL); |
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[b7d3cc34] | 267 | g_hash_table_destroy(irc->userhash); |
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| 268 | |
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[36fa9bd] | 269 | g_hash_table_foreach_remove(irc->watches, irc_free_hashkey, NULL); |
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[b7d3cc34] | 270 | g_hash_table_destroy(irc->watches); |
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| 271 | |
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| 272 | if (irc->help != NULL) { |
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| 273 | helpnode = irc->help; |
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| 274 | while (helpnode != NULL) { |
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| 275 | g_free(helpnode->string); |
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| 276 | |
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| 277 | helpnodetmp = helpnode; |
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| 278 | helpnode = helpnode->next; |
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| 279 | g_free(helpnodetmp); |
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| 280 | } |
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| 281 | } |
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| 282 | g_free(irc); |
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| 283 | |
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[d25f6fc] | 284 | if( global.conf->runmode == RUNMODE_INETD || global.conf->runmode == RUNMODE_FORKDAEMON ) |
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[ba9edaa] | 285 | b_main_quit(); |
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[b7d3cc34] | 286 | } |
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| 287 | |
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[7cad7b4] | 288 | /* USE WITH CAUTION! |
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| 289 | Sets pass without checking */ |
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| 290 | void irc_setpass (irc_t *irc, const char *pass) |
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| 291 | { |
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[6e1fed7] | 292 | g_free (irc->password); |
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[7cad7b4] | 293 | |
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| 294 | if (pass) { |
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| 295 | irc->password = g_strdup (pass); |
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| 296 | } else { |
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| 297 | irc->password = NULL; |
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| 298 | } |
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| 299 | } |
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| 300 | |
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[f73b969] | 301 | void irc_process( irc_t *irc ) |
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[b7d3cc34] | 302 | { |
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[e27661d] | 303 | char **lines, *temp, **cmd, *cs; |
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[b7d3cc34] | 304 | int i; |
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| 305 | |
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[de3e100] | 306 | if( irc->readbuffer != NULL ) |
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| 307 | { |
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| 308 | lines = irc_tokenize( irc->readbuffer ); |
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| 309 | |
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| 310 | for( i = 0; *lines[i] != '\0'; i ++ ) |
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| 311 | { |
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[7d31002] | 312 | char conv[IRC_MAX_LINE+1]; |
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| 313 | |
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[e27661d] | 314 | /* [WvG] Because irc_tokenize splits at every newline, the lines[] list |
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| 315 | should end with an empty string. This is why this actually works. |
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| 316 | Took me a while to figure out, Maurits. :-P */ |
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[de3e100] | 317 | if( lines[i+1] == NULL ) |
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| 318 | { |
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[b7d3cc34] | 319 | temp = g_strdup( lines[i] ); |
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| 320 | g_free( irc->readbuffer ); |
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| 321 | irc->readbuffer = temp; |
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[de3e100] | 322 | i ++; |
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[b7d3cc34] | 323 | break; |
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[e27661d] | 324 | } |
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| 325 | |
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[94d52d64] | 326 | if( ( cs = set_getstr( &irc->set, "charset" ) ) ) |
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[e27661d] | 327 | { |
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| 328 | conv[IRC_MAX_LINE] = 0; |
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[94d52d64] | 329 | if( do_iconv( cs, "UTF-8", lines[i], conv, 0, IRC_MAX_LINE - 2 ) == -1 ) |
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| 330 | { |
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| 331 | if( irc->status & USTATUS_LOGGED_IN ) |
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| 332 | irc_usermsg( irc, "ERROR: Charset mismatch detected. The charset " |
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| 333 | "setting is currently set to %s, so please make " |
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| 334 | "sure your IRC client will send and accept text in " |
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| 335 | "that charset, or tell BitlBee which charset to " |
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| 336 | "expect by changing the charset setting. See " |
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| 337 | "`help set charset' for more information. Your " |
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| 338 | "message was ignored.", cs ); |
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| 339 | *conv = 0; |
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| 340 | } |
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| 341 | lines[i] = conv; |
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[e27661d] | 342 | } |
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[de3e100] | 343 | |
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[0431ea1] | 344 | if( ( cmd = irc_parse_line( lines[i] ) ) == NULL ) |
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[de3e100] | 345 | continue; |
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[f73b969] | 346 | irc_exec( irc, cmd ); |
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| 347 | |
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| 348 | g_free( cmd ); |
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| 349 | |
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| 350 | /* Shouldn't really happen, but just in case... */ |
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| 351 | if( !g_slist_find( irc_connection_list, irc ) ) |
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[de3e100] | 352 | { |
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[b7d3cc34] | 353 | g_free( lines ); |
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[f73b969] | 354 | return; |
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[b7d3cc34] | 355 | } |
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| 356 | } |
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[de3e100] | 357 | |
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| 358 | if( lines[i] != NULL ) |
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| 359 | { |
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| 360 | g_free( irc->readbuffer ); |
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[0431ea1] | 361 | irc->readbuffer = NULL; |
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[b7d3cc34] | 362 | } |
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[de3e100] | 363 | |
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[b7d3cc34] | 364 | g_free( lines ); |
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| 365 | } |
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| 366 | } |
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| 367 | |
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[e27661d] | 368 | /* Splits a long string into separate lines. The array is NULL-terminated and, unless the string |
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| 369 | contains an incomplete line at the end, ends with an empty string. */ |
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[b7d3cc34] | 370 | char **irc_tokenize( char *buffer ) |
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| 371 | { |
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| 372 | int i, j; |
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| 373 | char **lines; |
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| 374 | |
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| 375 | /* Count the number of elements we're gonna need. */ |
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[de3e100] | 376 | for( i = 0, j = 1; buffer[i] != '\0'; i ++ ) |
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| 377 | { |
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| 378 | if( buffer[i] == '\n' ) |
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| 379 | if( buffer[i+1] != '\r' && buffer[i+1] != '\n' ) |
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| 380 | j ++; |
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[b7d3cc34] | 381 | } |
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| 382 | |
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| 383 | /* Allocate j+1 elements. */ |
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[de3e100] | 384 | lines = g_new( char *, j + 1 ); |
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[b7d3cc34] | 385 | |
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| 386 | /* NULL terminate our list. */ |
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[de3e100] | 387 | lines[j] = NULL; |
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[b7d3cc34] | 388 | |
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[de3e100] | 389 | lines[0] = buffer; |
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[b7d3cc34] | 390 | |
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| 391 | /* Split the buffer in several strings, using \r\n as our seperator, where \r is optional. |
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| 392 | * Although this is not in the RFC, some braindead ircds (newnet's) use this, so some clients might too. |
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| 393 | */ |
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[de3e100] | 394 | for( i = 0, j = 0; buffer[i] != '\0'; i ++) |
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| 395 | { |
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| 396 | if( buffer[i] == '\n' ) |
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| 397 | { |
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| 398 | buffer[i] = '\0'; |
---|
| 399 | |
---|
| 400 | if( i > 0 && buffer[i-1] == '\r' ) |
---|
| 401 | buffer[i-1] = '\0'; |
---|
| 402 | if( buffer[i+1] != '\r' && buffer[i+1] != '\n' ) |
---|
| 403 | lines[++j] = buffer + i + 1; |
---|
[b7d3cc34] | 404 | } |
---|
| 405 | } |
---|
[de3e100] | 406 | |
---|
| 407 | return( lines ); |
---|
[b7d3cc34] | 408 | } |
---|
| 409 | |
---|
[e27661d] | 410 | /* Split an IRC-style line into little parts/arguments. */ |
---|
[0431ea1] | 411 | char **irc_parse_line( char *line ) |
---|
[b7d3cc34] | 412 | { |
---|
| 413 | int i, j; |
---|
| 414 | char **cmd; |
---|
| 415 | |
---|
| 416 | /* Move the line pointer to the start of the command, skipping spaces and the optional prefix. */ |
---|
[de3e100] | 417 | if( line[0] == ':' ) |
---|
| 418 | { |
---|
| 419 | for( i = 0; line[i] != ' '; i ++ ); |
---|
| 420 | line = line + i; |
---|
[b7d3cc34] | 421 | } |
---|
[de3e100] | 422 | for( i = 0; line[i] == ' '; i ++ ); |
---|
| 423 | line = line + i; |
---|
| 424 | |
---|
[b7d3cc34] | 425 | /* If we're already at the end of the line, return. If not, we're going to need at least one element. */ |
---|
[de3e100] | 426 | if( line[0] == '\0') |
---|
| 427 | return NULL; |
---|
| 428 | |
---|
| 429 | /* Count the number of char **cmd elements we're going to need. */ |
---|
| 430 | j = 1; |
---|
| 431 | for( i = 0; line[i] != '\0'; i ++ ) |
---|
| 432 | { |
---|
| 433 | if( line[i] == ' ' ) |
---|
| 434 | { |
---|
| 435 | j ++; |
---|
[b7d3cc34] | 436 | |
---|
[de3e100] | 437 | if( line[i+1] == ':' ) |
---|
| 438 | break; |
---|
| 439 | } |
---|
[b7d3cc34] | 440 | } |
---|
| 441 | |
---|
| 442 | /* Allocate the space we need. */ |
---|
[de3e100] | 443 | cmd = g_new( char *, j + 1 ); |
---|
| 444 | cmd[j] = NULL; |
---|
[b7d3cc34] | 445 | |
---|
| 446 | /* Do the actual line splitting, format is: |
---|
| 447 | * Input: "PRIVMSG #bitlbee :foo bar" |
---|
| 448 | * Output: cmd[0]=="PRIVMSG", cmd[1]=="#bitlbee", cmd[2]=="foo bar", cmd[3]==NULL |
---|
| 449 | */ |
---|
| 450 | |
---|
[de3e100] | 451 | cmd[0] = line; |
---|
| 452 | for( i = 0, j = 0; line[i] != '\0'; i ++ ) |
---|
[b7d3cc34] | 453 | { |
---|
[de3e100] | 454 | if( line[i] == ' ' ) |
---|
[b7d3cc34] | 455 | { |
---|
[de3e100] | 456 | line[i] = '\0'; |
---|
| 457 | cmd[++j] = line + i + 1; |
---|
[b7d3cc34] | 458 | |
---|
[de3e100] | 459 | if( line[i+1] == ':' ) |
---|
[b7d3cc34] | 460 | { |
---|
[de3e100] | 461 | cmd[j] ++; |
---|
[b7d3cc34] | 462 | break; |
---|
| 463 | } |
---|
| 464 | } |
---|
| 465 | } |
---|
| 466 | |
---|
[de3e100] | 467 | return cmd; |
---|
[b7d3cc34] | 468 | } |
---|
| 469 | |
---|
[e27661d] | 470 | /* Converts such an array back into a command string. Mainly used for the IPC code right now. */ |
---|
[74c119d] | 471 | char *irc_build_line( char **cmd ) |
---|
| 472 | { |
---|
| 473 | int i, len; |
---|
| 474 | char *s; |
---|
[b7d3cc34] | 475 | |
---|
[74c119d] | 476 | if( cmd[0] == NULL ) |
---|
| 477 | return NULL; |
---|
[b7d3cc34] | 478 | |
---|
[74c119d] | 479 | len = 1; |
---|
| 480 | for( i = 0; cmd[i]; i ++ ) |
---|
| 481 | len += strlen( cmd[i] ) + 1; |
---|
| 482 | |
---|
| 483 | if( strchr( cmd[i-1], ' ' ) != NULL ) |
---|
| 484 | len ++; |
---|
| 485 | |
---|
| 486 | s = g_new0( char, len + 1 ); |
---|
| 487 | for( i = 0; cmd[i]; i ++ ) |
---|
[b7d3cc34] | 488 | { |
---|
[74c119d] | 489 | if( cmd[i+1] == NULL && strchr( cmd[i], ' ' ) != NULL ) |
---|
| 490 | strcat( s, ":" ); |
---|
[b7d3cc34] | 491 | |
---|
[74c119d] | 492 | strcat( s, cmd[i] ); |
---|
[b7d3cc34] | 493 | |
---|
[74c119d] | 494 | if( cmd[i+1] ) |
---|
| 495 | strcat( s, " " ); |
---|
[b7d3cc34] | 496 | } |
---|
[74c119d] | 497 | strcat( s, "\r\n" ); |
---|
[b7d3cc34] | 498 | |
---|
[74c119d] | 499 | return s; |
---|
[b7d3cc34] | 500 | } |
---|
| 501 | |
---|
| 502 | void irc_reply( irc_t *irc, int code, char *format, ... ) |
---|
| 503 | { |
---|
| 504 | char text[IRC_MAX_LINE]; |
---|
| 505 | va_list params; |
---|
| 506 | |
---|
| 507 | va_start( params, format ); |
---|
| 508 | g_vsnprintf( text, IRC_MAX_LINE, format, params ); |
---|
| 509 | va_end( params ); |
---|
| 510 | irc_write( irc, ":%s %03d %s %s", irc->myhost, code, irc->nick?irc->nick:"*", text ); |
---|
| 511 | |
---|
| 512 | return; |
---|
| 513 | } |
---|
| 514 | |
---|
| 515 | int irc_usermsg( irc_t *irc, char *format, ... ) |
---|
| 516 | { |
---|
| 517 | char text[1024]; |
---|
| 518 | va_list params; |
---|
| 519 | char is_private = 0; |
---|
| 520 | user_t *u; |
---|
| 521 | |
---|
| 522 | u = user_find( irc, irc->mynick ); |
---|
[dd89a55] | 523 | is_private = u->is_private; |
---|
[b7d3cc34] | 524 | |
---|
| 525 | va_start( params, format ); |
---|
| 526 | g_vsnprintf( text, sizeof( text ), format, params ); |
---|
| 527 | va_end( params ); |
---|
| 528 | |
---|
| 529 | return( irc_msgfrom( irc, u->nick, text ) ); |
---|
| 530 | } |
---|
| 531 | |
---|
| 532 | void irc_write( irc_t *irc, char *format, ... ) |
---|
| 533 | { |
---|
| 534 | va_list params; |
---|
| 535 | |
---|
| 536 | va_start( params, format ); |
---|
| 537 | irc_vawrite( irc, format, params ); |
---|
| 538 | va_end( params ); |
---|
| 539 | |
---|
| 540 | return; |
---|
| 541 | |
---|
| 542 | } |
---|
| 543 | |
---|
| 544 | void irc_vawrite( irc_t *irc, char *format, va_list params ) |
---|
| 545 | { |
---|
| 546 | int size; |
---|
[d783e48] | 547 | char line[IRC_MAX_LINE+1], *cs; |
---|
| 548 | |
---|
[0356ae3] | 549 | /* Don't try to write anything new anymore when shutting down. */ |
---|
[5898ef8] | 550 | if( irc->status & USTATUS_SHUTDOWN ) |
---|
[b7d3cc34] | 551 | return; |
---|
[d783e48] | 552 | |
---|
| 553 | line[IRC_MAX_LINE] = 0; |
---|
| 554 | g_vsnprintf( line, IRC_MAX_LINE - 2, format, params ); |
---|
| 555 | |
---|
[b7d3cc34] | 556 | strip_newlines( line ); |
---|
[5c9512f] | 557 | if( ( cs = set_getstr( &irc->set, "charset" ) ) && ( g_strcasecmp( cs, "utf-8" ) != 0 ) ) |
---|
[d783e48] | 558 | { |
---|
| 559 | char conv[IRC_MAX_LINE+1]; |
---|
| 560 | |
---|
| 561 | conv[IRC_MAX_LINE] = 0; |
---|
| 562 | if( do_iconv( "UTF-8", cs, line, conv, 0, IRC_MAX_LINE - 2 ) != -1 ) |
---|
| 563 | strcpy( line, conv ); |
---|
| 564 | } |
---|
[b7d3cc34] | 565 | strcat( line, "\r\n" ); |
---|
[d783e48] | 566 | |
---|
[a0d04d6] | 567 | if( irc->sendbuffer != NULL ) |
---|
| 568 | { |
---|
[b7d3cc34] | 569 | size = strlen( irc->sendbuffer ) + strlen( line ); |
---|
| 570 | irc->sendbuffer = g_renew ( char, irc->sendbuffer, size + 1 ); |
---|
| 571 | strcpy( ( irc->sendbuffer + strlen( irc->sendbuffer ) ), line ); |
---|
| 572 | } |
---|
[a0d04d6] | 573 | else |
---|
[b7d3cc34] | 574 | { |
---|
[a0d04d6] | 575 | irc->sendbuffer = g_strdup(line); |
---|
[b7d3cc34] | 576 | } |
---|
| 577 | |
---|
[a0d04d6] | 578 | if( irc->w_watch_source_id == 0 ) |
---|
[0356ae3] | 579 | { |
---|
| 580 | /* If the buffer is empty we can probably write, so call the write event handler |
---|
| 581 | immediately. If it returns TRUE, it should be called again, so add the event to |
---|
| 582 | the queue. If it's FALSE, we emptied the buffer and saved ourselves some work |
---|
| 583 | in the event queue. */ |
---|
[bbb6ffb] | 584 | /* Really can't be done as long as the code doesn't do error checking very well: |
---|
| 585 | if( bitlbee_io_current_client_write( irc, irc->fd, GAIM_INPUT_WRITE ) ) */ |
---|
| 586 | |
---|
| 587 | /* So just always do it via the event handler. */ |
---|
| 588 | irc->w_watch_source_id = b_input_add( irc->fd, GAIM_INPUT_WRITE, bitlbee_io_current_client_write, irc ); |
---|
[0356ae3] | 589 | } |
---|
[a0d04d6] | 590 | |
---|
[b7d3cc34] | 591 | return; |
---|
| 592 | } |
---|
| 593 | |
---|
[22d41a2] | 594 | void irc_write_all( int now, char *format, ... ) |
---|
[b7d3cc34] | 595 | { |
---|
| 596 | va_list params; |
---|
| 597 | GSList *temp; |
---|
[22d41a2] | 598 | |
---|
[b7d3cc34] | 599 | va_start( params, format ); |
---|
[22d41a2] | 600 | |
---|
[b7d3cc34] | 601 | temp = irc_connection_list; |
---|
[22d41a2] | 602 | while( temp != NULL ) |
---|
| 603 | { |
---|
| 604 | irc_t *irc = temp->data; |
---|
| 605 | |
---|
| 606 | if( now ) |
---|
| 607 | { |
---|
| 608 | g_free( irc->sendbuffer ); |
---|
| 609 | irc->sendbuffer = g_strdup( "\r\n" ); |
---|
| 610 | } |
---|
[b7d3cc34] | 611 | irc_vawrite( temp->data, format, params ); |
---|
[22d41a2] | 612 | if( now ) |
---|
| 613 | { |
---|
[a0d04d6] | 614 | bitlbee_io_current_client_write( irc, irc->fd, GAIM_INPUT_WRITE ); |
---|
[22d41a2] | 615 | } |
---|
[b7d3cc34] | 616 | temp = temp->next; |
---|
| 617 | } |
---|
[22d41a2] | 618 | |
---|
[b7d3cc34] | 619 | va_end( params ); |
---|
| 620 | return; |
---|
| 621 | } |
---|
| 622 | |
---|
| 623 | void irc_names( irc_t *irc, char *channel ) |
---|
| 624 | { |
---|
[3f9440d] | 625 | user_t *u; |
---|
| 626 | char namelist[385] = ""; |
---|
[0da65d5] | 627 | struct groupchat *c = NULL; |
---|
[04026d4] | 628 | char *ops = set_getstr( &irc->set, "ops" ); |
---|
[b7d3cc34] | 629 | |
---|
[2f13222] | 630 | /* RFCs say there is no error reply allowed on NAMES, so when the |
---|
[b7d3cc34] | 631 | channel is invalid, just give an empty reply. */ |
---|
| 632 | |
---|
[3f9440d] | 633 | if( g_strcasecmp( channel, irc->channel ) == 0 ) |
---|
[b7d3cc34] | 634 | { |
---|
[3f9440d] | 635 | for( u = irc->users; u; u = u->next ) if( u->online ) |
---|
[b7d3cc34] | 636 | { |
---|
[3f9440d] | 637 | if( strlen( namelist ) + strlen( u->nick ) > sizeof( namelist ) - 4 ) |
---|
[b7d3cc34] | 638 | { |
---|
[3f9440d] | 639 | irc_reply( irc, 353, "= %s :%s", channel, namelist ); |
---|
| 640 | *namelist = 0; |
---|
[b7d3cc34] | 641 | } |
---|
[3f9440d] | 642 | |
---|
[0da65d5] | 643 | if( u->ic && !u->away && set_getbool( &irc->set, "away_devoice" ) ) |
---|
[3f9440d] | 644 | strcat( namelist, "+" ); |
---|
[a93e3c8] | 645 | else if( ( strcmp( u->nick, irc->mynick ) == 0 && ( strcmp( ops, "root" ) == 0 || strcmp( ops, "both" ) == 0 ) ) || |
---|
| 646 | ( strcmp( u->nick, irc->nick ) == 0 && ( strcmp( ops, "user" ) == 0 || strcmp( ops, "both" ) == 0 ) ) ) |
---|
| 647 | strcat( namelist, "@" ); |
---|
[3f9440d] | 648 | |
---|
| 649 | strcat( namelist, u->nick ); |
---|
| 650 | strcat( namelist, " " ); |
---|
[b7d3cc34] | 651 | } |
---|
| 652 | } |
---|
[0e7ab64] | 653 | else if( ( c = irc_chat_by_channel( irc, channel ) ) ) |
---|
[b7d3cc34] | 654 | { |
---|
| 655 | GList *l; |
---|
[3f9440d] | 656 | |
---|
| 657 | /* root and the user aren't in the channel userlist but should |
---|
| 658 | show up in /NAMES, so list them first: */ |
---|
| 659 | sprintf( namelist, "%s%s %s%s ", strcmp( ops, "root" ) == 0 || strcmp( ops, "both" ) ? "@" : "", irc->mynick, |
---|
| 660 | strcmp( ops, "user" ) == 0 || strcmp( ops, "both" ) ? "@" : "", irc->nick ); |
---|
[b7d3cc34] | 661 | |
---|
[0da65d5] | 662 | for( l = c->in_room; l; l = l->next ) if( ( u = user_findhandle( c->ic, l->data ) ) ) |
---|
[3f9440d] | 663 | { |
---|
| 664 | if( strlen( namelist ) + strlen( u->nick ) > sizeof( namelist ) - 4 ) |
---|
| 665 | { |
---|
| 666 | irc_reply( irc, 353, "= %s :%s", channel, namelist ); |
---|
| 667 | *namelist = 0; |
---|
| 668 | } |
---|
| 669 | |
---|
| 670 | strcat( namelist, u->nick ); |
---|
| 671 | strcat( namelist, " " ); |
---|
| 672 | } |
---|
[b7d3cc34] | 673 | } |
---|
| 674 | |
---|
[3f9440d] | 675 | if( *namelist ) |
---|
| 676 | irc_reply( irc, 353, "= %s :%s", channel, namelist ); |
---|
| 677 | |
---|
[b7d3cc34] | 678 | irc_reply( irc, 366, "%s :End of /NAMES list", channel ); |
---|
| 679 | } |
---|
| 680 | |
---|
[edf9657] | 681 | int irc_check_login( irc_t *irc ) |
---|
[b7d3cc34] | 682 | { |
---|
[edf9657] | 683 | if( irc->user && irc->nick ) |
---|
| 684 | { |
---|
[3af70b0] | 685 | if( global.conf->authmode == AUTHMODE_CLOSED && !( irc->status & USTATUS_AUTHORIZED ) ) |
---|
[b7d3cc34] | 686 | { |
---|
[edf9657] | 687 | irc_reply( irc, 464, ":This server is password-protected." ); |
---|
| 688 | return 0; |
---|
[b7d3cc34] | 689 | } |
---|
[edf9657] | 690 | else |
---|
[b7d3cc34] | 691 | { |
---|
[edf9657] | 692 | irc_login( irc ); |
---|
| 693 | return 1; |
---|
[b7d3cc34] | 694 | } |
---|
[edf9657] | 695 | } |
---|
| 696 | else |
---|
| 697 | { |
---|
| 698 | /* More information needed. */ |
---|
| 699 | return 0; |
---|
| 700 | } |
---|
[b7d3cc34] | 701 | } |
---|
| 702 | |
---|
| 703 | void irc_login( irc_t *irc ) |
---|
| 704 | { |
---|
| 705 | user_t *u; |
---|
| 706 | |
---|
| 707 | irc_reply( irc, 1, ":Welcome to the BitlBee gateway, %s", irc->nick ); |
---|
| 708 | irc_reply( irc, 2, ":Host %s is running BitlBee " BITLBEE_VERSION " " ARCH "/" CPU ".", irc->myhost ); |
---|
| 709 | irc_reply( irc, 3, ":%s", IRCD_INFO ); |
---|
[238f828] | 710 | irc_reply( irc, 4, "%s %s %s %s", irc->myhost, BITLBEE_VERSION, UMODES UMODES_PRIV, CMODES ); |
---|
[578d627] | 711 | irc_reply( irc, 5, "PREFIX=(ov)@+ CHANTYPES=#& CHANMODES=,,,%s NICKLEN=%d NETWORK=BitlBee CASEMAPPING=rfc1459 MAXTARGETS=1 WATCH=128 :are supported by this server", CMODES, MAX_NICK_LENGTH - 1 ); |
---|
[b7d3cc34] | 712 | irc_motd( irc ); |
---|
[2f13222] | 713 | irc->umode[0] = '\0'; |
---|
[238f828] | 714 | irc_umode_set( irc, "+" UMODE, 1 ); |
---|
[b7d3cc34] | 715 | |
---|
| 716 | u = user_add( irc, irc->mynick ); |
---|
| 717 | u->host = g_strdup( irc->myhost ); |
---|
| 718 | u->realname = g_strdup( ROOT_FN ); |
---|
| 719 | u->online = 1; |
---|
| 720 | u->send_handler = root_command_string; |
---|
| 721 | u->is_private = 0; /* [SH] The channel is root's personal playground. */ |
---|
| 722 | irc_spawn( irc, u ); |
---|
| 723 | |
---|
| 724 | u = user_add( irc, NS_NICK ); |
---|
| 725 | u->host = g_strdup( irc->myhost ); |
---|
| 726 | u->realname = g_strdup( ROOT_FN ); |
---|
| 727 | u->online = 0; |
---|
| 728 | u->send_handler = root_command_string; |
---|
| 729 | u->is_private = 1; /* [SH] NickServ is not in the channel, so should always /query. */ |
---|
| 730 | |
---|
| 731 | u = user_add( irc, irc->nick ); |
---|
| 732 | u->user = g_strdup( irc->user ); |
---|
| 733 | u->host = g_strdup( irc->host ); |
---|
| 734 | u->realname = g_strdup( irc->realname ); |
---|
| 735 | u->online = 1; |
---|
| 736 | irc_spawn( irc, u ); |
---|
| 737 | |
---|
[5e2615a] | 738 | irc_usermsg( irc, "Welcome to the BitlBee gateway!\n\nIf you've never used BitlBee before, please do read the help information using the \x02help\x02 command. Lots of FAQs are answered there." ); |
---|
[b7d3cc34] | 739 | |
---|
[bd9b00f] | 740 | if( global.conf->runmode == RUNMODE_FORKDAEMON || global.conf->runmode == RUNMODE_DAEMON ) |
---|
[2face62] | 741 | ipc_to_master_str( "CLIENT %s %s :%s\r\n", irc->host, irc->nick, irc->realname ); |
---|
| 742 | |
---|
[79e826a] | 743 | irc->status |= USTATUS_LOGGED_IN; |
---|
[b7d3cc34] | 744 | } |
---|
| 745 | |
---|
| 746 | void irc_motd( irc_t *irc ) |
---|
| 747 | { |
---|
| 748 | int fd; |
---|
| 749 | |
---|
| 750 | fd = open( global.conf->motdfile, O_RDONLY ); |
---|
| 751 | if( fd == -1 ) |
---|
| 752 | { |
---|
| 753 | irc_reply( irc, 422, ":We don't need MOTDs." ); |
---|
| 754 | } |
---|
| 755 | else |
---|
| 756 | { |
---|
| 757 | char linebuf[80]; /* Max. line length for MOTD's is 79 chars. It's what most IRC networks seem to do. */ |
---|
| 758 | char *add, max; |
---|
| 759 | int len; |
---|
| 760 | |
---|
| 761 | linebuf[79] = len = 0; |
---|
| 762 | max = sizeof( linebuf ) - 1; |
---|
| 763 | |
---|
| 764 | irc_reply( irc, 375, ":- %s Message Of The Day - ", irc->myhost ); |
---|
| 765 | while( read( fd, linebuf + len, 1 ) == 1 ) |
---|
| 766 | { |
---|
| 767 | if( linebuf[len] == '\n' || len == max ) |
---|
| 768 | { |
---|
| 769 | linebuf[len] = 0; |
---|
| 770 | irc_reply( irc, 372, ":- %s", linebuf ); |
---|
| 771 | len = 0; |
---|
| 772 | } |
---|
| 773 | else if( linebuf[len] == '%' ) |
---|
| 774 | { |
---|
| 775 | read( fd, linebuf + len, 1 ); |
---|
| 776 | if( linebuf[len] == 'h' ) |
---|
| 777 | add = irc->myhost; |
---|
| 778 | else if( linebuf[len] == 'v' ) |
---|
| 779 | add = BITLBEE_VERSION; |
---|
| 780 | else if( linebuf[len] == 'n' ) |
---|
| 781 | add = irc->nick; |
---|
| 782 | else |
---|
| 783 | add = "%"; |
---|
| 784 | |
---|
| 785 | strncpy( linebuf + len, add, max - len ); |
---|
| 786 | while( linebuf[++len] ); |
---|
| 787 | } |
---|
| 788 | else if( len < max ) |
---|
| 789 | { |
---|
| 790 | len ++; |
---|
| 791 | } |
---|
| 792 | } |
---|
| 793 | irc_reply( irc, 376, ":End of MOTD" ); |
---|
[d990997] | 794 | close( fd ); |
---|
[b7d3cc34] | 795 | } |
---|
| 796 | } |
---|
| 797 | |
---|
| 798 | void irc_topic( irc_t *irc, char *channel ) |
---|
| 799 | { |
---|
[50e1776] | 800 | struct groupchat *c = irc_chat_by_channel( irc, channel ); |
---|
| 801 | |
---|
| 802 | if( c && c->topic ) |
---|
| 803 | irc_reply( irc, 332, "%s :%s", channel, c->topic ); |
---|
| 804 | else if( g_strcasecmp( channel, irc->channel ) == 0 ) |
---|
[b7d3cc34] | 805 | irc_reply( irc, 332, "%s :%s", channel, CONTROL_TOPIC ); |
---|
| 806 | else |
---|
[50e1776] | 807 | irc_reply( irc, 331, "%s :No topic for this channel", channel ); |
---|
[b7d3cc34] | 808 | } |
---|
| 809 | |
---|
[238f828] | 810 | void irc_umode_set( irc_t *irc, char *s, int allow_priv ) |
---|
[b7d3cc34] | 811 | { |
---|
[238f828] | 812 | /* allow_priv: Set to 0 if s contains user input, 1 if you want |
---|
| 813 | to set a "privileged" mode (+o, +R, etc). */ |
---|
[b7d3cc34] | 814 | char m[256], st = 1, *t; |
---|
| 815 | int i; |
---|
[2f13222] | 816 | char changes[512], *p, st2 = 2; |
---|
| 817 | char badflag = 0; |
---|
[b7d3cc34] | 818 | |
---|
| 819 | memset( m, 0, sizeof( m ) ); |
---|
| 820 | |
---|
| 821 | for( t = irc->umode; *t; t ++ ) |
---|
| 822 | m[(int)*t] = 1; |
---|
[2f13222] | 823 | |
---|
| 824 | p = changes; |
---|
[b7d3cc34] | 825 | for( t = s; *t; t ++ ) |
---|
| 826 | { |
---|
| 827 | if( *t == '+' || *t == '-' ) |
---|
| 828 | st = *t == '+'; |
---|
[238f828] | 829 | else if( st == 0 || ( strchr( UMODES, *t ) || ( allow_priv && strchr( UMODES_PRIV, *t ) ) ) ) |
---|
[2f13222] | 830 | { |
---|
| 831 | if( m[(int)*t] != st) |
---|
| 832 | { |
---|
| 833 | if( st != st2 ) |
---|
| 834 | st2 = st, *p++ = st ? '+' : '-'; |
---|
| 835 | *p++ = *t; |
---|
| 836 | } |
---|
[b7d3cc34] | 837 | m[(int)*t] = st; |
---|
[2f13222] | 838 | } |
---|
| 839 | else |
---|
| 840 | badflag = 1; |
---|
[b7d3cc34] | 841 | } |
---|
[2f13222] | 842 | *p = '\0'; |
---|
[b7d3cc34] | 843 | |
---|
| 844 | memset( irc->umode, 0, sizeof( irc->umode ) ); |
---|
| 845 | |
---|
| 846 | for( i = 0; i < 256 && strlen( irc->umode ) < ( sizeof( irc->umode ) - 1 ); i ++ ) |
---|
[238f828] | 847 | if( m[i] ) |
---|
[b7d3cc34] | 848 | irc->umode[strlen(irc->umode)] = i; |
---|
| 849 | |
---|
[2f13222] | 850 | if( badflag ) |
---|
| 851 | irc_reply( irc, 501, ":Unknown MODE flag" ); |
---|
| 852 | /* Deliberately no !user@host on the prefix here */ |
---|
| 853 | if( *changes ) |
---|
| 854 | irc_write( irc, ":%s MODE %s %s", irc->nick, irc->nick, changes ); |
---|
[b7d3cc34] | 855 | } |
---|
| 856 | |
---|
| 857 | void irc_spawn( irc_t *irc, user_t *u ) |
---|
| 858 | { |
---|
| 859 | irc_join( irc, u, irc->channel ); |
---|
| 860 | } |
---|
| 861 | |
---|
| 862 | void irc_join( irc_t *irc, user_t *u, char *channel ) |
---|
| 863 | { |
---|
| 864 | char *nick; |
---|
| 865 | |
---|
| 866 | if( ( g_strcasecmp( channel, irc->channel ) != 0 ) || user_find( irc, irc->nick ) ) |
---|
| 867 | irc_write( irc, ":%s!%s@%s JOIN :%s", u->nick, u->user, u->host, channel ); |
---|
| 868 | |
---|
| 869 | if( nick_cmp( u->nick, irc->nick ) == 0 ) |
---|
| 870 | { |
---|
| 871 | irc_write( irc, ":%s MODE %s +%s", irc->myhost, channel, CMODE ); |
---|
| 872 | irc_names( irc, channel ); |
---|
| 873 | irc_topic( irc, channel ); |
---|
| 874 | } |
---|
| 875 | |
---|
| 876 | nick = g_strdup( u->nick ); |
---|
| 877 | nick_lc( nick ); |
---|
| 878 | if( g_hash_table_lookup( irc->watches, nick ) ) |
---|
| 879 | { |
---|
[fc630f9] | 880 | irc_reply( irc, 600, "%s %s %s %d :%s", u->nick, u->user, u->host, (int) time( NULL ), "logged online" ); |
---|
[b7d3cc34] | 881 | } |
---|
| 882 | g_free( nick ); |
---|
| 883 | } |
---|
| 884 | |
---|
| 885 | void irc_part( irc_t *irc, user_t *u, char *channel ) |
---|
| 886 | { |
---|
| 887 | irc_write( irc, ":%s!%s@%s PART %s :%s", u->nick, u->user, u->host, channel, "" ); |
---|
| 888 | } |
---|
| 889 | |
---|
| 890 | void irc_kick( irc_t *irc, user_t *u, char *channel, user_t *kicker ) |
---|
| 891 | { |
---|
| 892 | irc_write( irc, ":%s!%s@%s KICK %s %s :%s", kicker->nick, kicker->user, kicker->host, channel, u->nick, "" ); |
---|
| 893 | } |
---|
| 894 | |
---|
| 895 | void irc_kill( irc_t *irc, user_t *u ) |
---|
| 896 | { |
---|
[fb62f81f] | 897 | char *nick, *s; |
---|
[0a3c243] | 898 | char reason[128]; |
---|
[fb62f81f] | 899 | |
---|
[1186382] | 900 | if( u->ic && u->ic->flags & OPT_LOGGING_OUT && set_getbool( &irc->set, "simulate_netsplit" ) ) |
---|
[fb62f81f] | 901 | { |
---|
[0da65d5] | 902 | if( u->ic->acc->server ) |
---|
[fb62f81f] | 903 | g_snprintf( reason, sizeof( reason ), "%s %s", irc->myhost, |
---|
[0da65d5] | 904 | u->ic->acc->server ); |
---|
[c2fb3809] | 905 | else if( ( s = strchr( u->ic->acc->user, '@' ) ) ) |
---|
[fb62f81f] | 906 | g_snprintf( reason, sizeof( reason ), "%s %s", irc->myhost, |
---|
| 907 | s + 1 ); |
---|
| 908 | else |
---|
| 909 | g_snprintf( reason, sizeof( reason ), "%s %s.%s", irc->myhost, |
---|
[0da65d5] | 910 | u->ic->acc->prpl->name, irc->myhost ); |
---|
[fb62f81f] | 911 | |
---|
| 912 | /* proto_opt might contain garbage after the : */ |
---|
| 913 | if( ( s = strchr( reason, ':' ) ) ) |
---|
| 914 | *s = 0; |
---|
| 915 | } |
---|
| 916 | else |
---|
| 917 | { |
---|
| 918 | strcpy( reason, "Leaving..." ); |
---|
| 919 | } |
---|
[b7d3cc34] | 920 | |
---|
[fb62f81f] | 921 | irc_write( irc, ":%s!%s@%s QUIT :%s", u->nick, u->user, u->host, reason ); |
---|
[b7d3cc34] | 922 | |
---|
| 923 | nick = g_strdup( u->nick ); |
---|
| 924 | nick_lc( nick ); |
---|
| 925 | if( g_hash_table_lookup( irc->watches, nick ) ) |
---|
| 926 | { |
---|
[fc630f9] | 927 | irc_reply( irc, 601, "%s %s %s %d :%s", u->nick, u->user, u->host, (int) time( NULL ), "logged offline" ); |
---|
[b7d3cc34] | 928 | } |
---|
| 929 | g_free( nick ); |
---|
| 930 | } |
---|
| 931 | |
---|
| 932 | int irc_send( irc_t *irc, char *nick, char *s, int flags ) |
---|
| 933 | { |
---|
[0da65d5] | 934 | struct groupchat *c = NULL; |
---|
[b7d3cc34] | 935 | user_t *u = NULL; |
---|
| 936 | |
---|
[94281ef] | 937 | if( *nick == '#' || *nick == '&' ) |
---|
[b7d3cc34] | 938 | { |
---|
[0e7ab64] | 939 | if( !( c = irc_chat_by_channel( irc, nick ) ) ) |
---|
[b7d3cc34] | 940 | { |
---|
| 941 | irc_reply( irc, 403, "%s :Channel does not exist", nick ); |
---|
| 942 | return( 0 ); |
---|
| 943 | } |
---|
| 944 | } |
---|
| 945 | else |
---|
| 946 | { |
---|
| 947 | u = user_find( irc, nick ); |
---|
| 948 | |
---|
| 949 | if( !u ) |
---|
| 950 | { |
---|
| 951 | if( irc->is_private ) |
---|
| 952 | irc_reply( irc, 401, "%s :Nick does not exist", nick ); |
---|
| 953 | else |
---|
| 954 | irc_usermsg( irc, "Nick `%s' does not exist!", nick ); |
---|
| 955 | return( 0 ); |
---|
| 956 | } |
---|
| 957 | } |
---|
| 958 | |
---|
| 959 | if( *s == 1 && s[strlen(s)-1] == 1 ) |
---|
| 960 | { |
---|
| 961 | if( g_strncasecmp( s + 1, "ACTION", 6 ) == 0 ) |
---|
| 962 | { |
---|
| 963 | if( s[7] == ' ' ) s ++; |
---|
| 964 | s += 3; |
---|
| 965 | *(s++) = '/'; |
---|
| 966 | *(s++) = 'm'; |
---|
| 967 | *(s++) = 'e'; |
---|
| 968 | *(s++) = ' '; |
---|
| 969 | s -= 4; |
---|
| 970 | s[strlen(s)-1] = 0; |
---|
| 971 | } |
---|
| 972 | else if( g_strncasecmp( s + 1, "VERSION", 7 ) == 0 ) |
---|
| 973 | { |
---|
| 974 | u = user_find( irc, irc->mynick ); |
---|
| 975 | irc_privmsg( irc, u, "NOTICE", irc->nick, "", "\001VERSION BitlBee " BITLBEE_VERSION " " ARCH "/" CPU "\001" ); |
---|
| 976 | return( 1 ); |
---|
| 977 | } |
---|
| 978 | else if( g_strncasecmp( s + 1, "PING", 4 ) == 0 ) |
---|
| 979 | { |
---|
| 980 | u = user_find( irc, irc->mynick ); |
---|
| 981 | irc_privmsg( irc, u, "NOTICE", irc->nick, "", s ); |
---|
| 982 | return( 1 ); |
---|
| 983 | } |
---|
| 984 | else if( g_strncasecmp( s + 1, "TYPING", 6 ) == 0 ) |
---|
| 985 | { |
---|
[0da65d5] | 986 | if( u && u->ic && u->ic->acc->prpl->send_typing && strlen( s ) >= 10 ) |
---|
[b7d3cc34] | 987 | { |
---|
| 988 | time_t current_typing_notice = time( NULL ); |
---|
| 989 | |
---|
| 990 | if( current_typing_notice - u->last_typing_notice >= 5 ) |
---|
| 991 | { |
---|
[df1fb67] | 992 | u->ic->acc->prpl->send_typing( u->ic, u->handle, ( s[8] - '0' ) << 8 ); |
---|
[b7d3cc34] | 993 | u->last_typing_notice = current_typing_notice; |
---|
| 994 | } |
---|
| 995 | } |
---|
| 996 | return( 1 ); |
---|
| 997 | } |
---|
[2ff2076] | 998 | else if( g_strncasecmp( s + 1, "DCC", 3 ) == 0 ) |
---|
| 999 | { |
---|
| 1000 | if( u && u->ic && u->ic->acc->prpl->transfer_request ) |
---|
| 1001 | { |
---|
| 1002 | file_transfer_t *ft = dcc_request( u->ic, s + 5 ); |
---|
| 1003 | if ( ft ) |
---|
| 1004 | u->ic->acc->prpl->transfer_request( u->ic, ft, u->handle ); |
---|
| 1005 | } |
---|
| 1006 | return( 1 ); |
---|
| 1007 | } |
---|
[b7d3cc34] | 1008 | else |
---|
| 1009 | { |
---|
[2ff2076] | 1010 | irc_usermsg( irc, "Supported CTCPs are ACTION, VERSION, PING, TYPING, DCC" ); |
---|
[b7d3cc34] | 1011 | return( 0 ); |
---|
| 1012 | } |
---|
| 1013 | } |
---|
| 1014 | |
---|
| 1015 | if( u ) |
---|
| 1016 | { |
---|
| 1017 | /* For the next message, we probably do have to send new notices... */ |
---|
| 1018 | u->last_typing_notice = 0; |
---|
| 1019 | u->is_private = irc->is_private; |
---|
| 1020 | |
---|
| 1021 | if( u->is_private ) |
---|
| 1022 | { |
---|
| 1023 | if( !u->online ) |
---|
| 1024 | irc_reply( irc, 301, "%s :%s", u->nick, "User is offline" ); |
---|
| 1025 | else if( u->away ) |
---|
| 1026 | irc_reply( irc, 301, "%s :%s", u->nick, u->away ); |
---|
| 1027 | } |
---|
| 1028 | |
---|
| 1029 | if( u->send_handler ) |
---|
[f73b969] | 1030 | { |
---|
| 1031 | u->send_handler( irc, u, s, flags ); |
---|
| 1032 | return 1; |
---|
| 1033 | } |
---|
[b7d3cc34] | 1034 | } |
---|
[0da65d5] | 1035 | else if( c && c->ic && c->ic->acc && c->ic->acc->prpl ) |
---|
[b7d3cc34] | 1036 | { |
---|
[84b045d] | 1037 | return( imc_chat_msg( c, s, 0 ) ); |
---|
[b7d3cc34] | 1038 | } |
---|
| 1039 | |
---|
| 1040 | return( 0 ); |
---|
| 1041 | } |
---|
| 1042 | |
---|
[ba9edaa] | 1043 | static gboolean buddy_send_handler_delayed( gpointer data, gint fd, b_input_condition cond ) |
---|
[b7d3cc34] | 1044 | { |
---|
| 1045 | user_t *u = data; |
---|
| 1046 | |
---|
[226fce1] | 1047 | /* Shouldn't happen, but just to be sure. */ |
---|
| 1048 | if( u->sendbuf_len < 2 ) |
---|
| 1049 | return FALSE; |
---|
| 1050 | |
---|
[b7d3cc34] | 1051 | u->sendbuf[u->sendbuf_len-2] = 0; /* Cut off the last newline */ |
---|
[84b045d] | 1052 | imc_buddy_msg( u->ic, u->handle, u->sendbuf, u->sendbuf_flags ); |
---|
[b7d3cc34] | 1053 | |
---|
| 1054 | g_free( u->sendbuf ); |
---|
| 1055 | u->sendbuf = NULL; |
---|
| 1056 | u->sendbuf_len = 0; |
---|
| 1057 | u->sendbuf_timer = 0; |
---|
| 1058 | u->sendbuf_flags = 0; |
---|
| 1059 | |
---|
[ba9edaa] | 1060 | return FALSE; |
---|
[b7d3cc34] | 1061 | } |
---|
| 1062 | |
---|
[f73b969] | 1063 | void buddy_send_handler( irc_t *irc, user_t *u, char *msg, int flags ) |
---|
[b7d3cc34] | 1064 | { |
---|
[0da65d5] | 1065 | if( !u || !u->ic ) return; |
---|
[b7d3cc34] | 1066 | |
---|
[d5ccd83] | 1067 | if( set_getbool( &irc->set, "buddy_sendbuffer" ) && set_getint( &irc->set, "buddy_sendbuffer_delay" ) > 0 ) |
---|
[b7d3cc34] | 1068 | { |
---|
[834ff44] | 1069 | int delay; |
---|
| 1070 | |
---|
[b7d3cc34] | 1071 | if( u->sendbuf_len > 0 && u->sendbuf_flags != flags) |
---|
| 1072 | { |
---|
[226fce1] | 1073 | /* Flush the buffer */ |
---|
[ba9edaa] | 1074 | b_event_remove( u->sendbuf_timer ); |
---|
| 1075 | buddy_send_handler_delayed( u, -1, 0 ); |
---|
[b7d3cc34] | 1076 | } |
---|
| 1077 | |
---|
| 1078 | if( u->sendbuf_len == 0 ) |
---|
| 1079 | { |
---|
| 1080 | u->sendbuf_len = strlen( msg ) + 2; |
---|
[226fce1] | 1081 | u->sendbuf = g_new( char, u->sendbuf_len ); |
---|
[b7d3cc34] | 1082 | u->sendbuf[0] = 0; |
---|
| 1083 | u->sendbuf_flags = flags; |
---|
| 1084 | } |
---|
| 1085 | else |
---|
| 1086 | { |
---|
| 1087 | u->sendbuf_len += strlen( msg ) + 1; |
---|
[226fce1] | 1088 | u->sendbuf = g_renew( char, u->sendbuf, u->sendbuf_len ); |
---|
[b7d3cc34] | 1089 | } |
---|
| 1090 | |
---|
| 1091 | strcat( u->sendbuf, msg ); |
---|
| 1092 | strcat( u->sendbuf, "\n" ); |
---|
| 1093 | |
---|
[5c9512f] | 1094 | delay = set_getint( &irc->set, "buddy_sendbuffer_delay" ); |
---|
[834ff44] | 1095 | if( delay <= 5 ) |
---|
| 1096 | delay *= 1000; |
---|
| 1097 | |
---|
[b7d3cc34] | 1098 | if( u->sendbuf_timer > 0 ) |
---|
[ba9edaa] | 1099 | b_event_remove( u->sendbuf_timer ); |
---|
| 1100 | u->sendbuf_timer = b_timeout_add( delay, buddy_send_handler_delayed, u ); |
---|
[b7d3cc34] | 1101 | } |
---|
| 1102 | else |
---|
| 1103 | { |
---|
[84b045d] | 1104 | imc_buddy_msg( u->ic, u->handle, msg, flags ); |
---|
[b7d3cc34] | 1105 | } |
---|
| 1106 | } |
---|
| 1107 | |
---|
| 1108 | int irc_privmsg( irc_t *irc, user_t *u, char *type, char *to, char *prefix, char *msg ) |
---|
| 1109 | { |
---|
| 1110 | char last = 0; |
---|
| 1111 | char *s = msg, *line = msg; |
---|
| 1112 | |
---|
| 1113 | /* The almighty linesplitter .. woohoo!! */ |
---|
| 1114 | while( !last ) |
---|
| 1115 | { |
---|
| 1116 | if( *s == '\r' && *(s+1) == '\n' ) |
---|
| 1117 | *(s++) = 0; |
---|
| 1118 | if( *s == '\n' ) |
---|
| 1119 | { |
---|
| 1120 | last = s[1] == 0; |
---|
| 1121 | *s = 0; |
---|
| 1122 | } |
---|
| 1123 | else |
---|
| 1124 | { |
---|
| 1125 | last = s[0] == 0; |
---|
| 1126 | } |
---|
| 1127 | if( *s == 0 ) |
---|
| 1128 | { |
---|
| 1129 | if( g_strncasecmp( line, "/me ", 4 ) == 0 && ( !prefix || !*prefix ) && g_strcasecmp( type, "PRIVMSG" ) == 0 ) |
---|
| 1130 | { |
---|
| 1131 | irc_write( irc, ":%s!%s@%s %s %s :\001ACTION %s\001", u->nick, u->user, u->host, |
---|
| 1132 | type, to, line + 4 ); |
---|
| 1133 | } |
---|
| 1134 | else |
---|
| 1135 | { |
---|
| 1136 | irc_write( irc, ":%s!%s@%s %s %s :%s%s", u->nick, u->user, u->host, |
---|
[25d1be7] | 1137 | type, to, prefix ? prefix : "", line ); |
---|
[b7d3cc34] | 1138 | } |
---|
| 1139 | line = s + 1; |
---|
| 1140 | } |
---|
| 1141 | s ++; |
---|
| 1142 | } |
---|
| 1143 | |
---|
| 1144 | return( 1 ); |
---|
| 1145 | } |
---|
| 1146 | |
---|
| 1147 | int irc_msgfrom( irc_t *irc, char *nick, char *msg ) |
---|
| 1148 | { |
---|
| 1149 | user_t *u = user_find( irc, nick ); |
---|
| 1150 | static char *prefix = NULL; |
---|
| 1151 | |
---|
| 1152 | if( !u ) return( 0 ); |
---|
| 1153 | if( prefix && *prefix ) g_free( prefix ); |
---|
| 1154 | |
---|
| 1155 | if( !u->is_private && nick_cmp( u->nick, irc->mynick ) != 0 ) |
---|
| 1156 | { |
---|
| 1157 | int len = strlen( irc->nick) + 3; |
---|
| 1158 | prefix = g_new (char, len ); |
---|
[5c9512f] | 1159 | g_snprintf( prefix, len, "%s%s", irc->nick, set_getstr( &irc->set, "to_char" ) ); |
---|
[b7d3cc34] | 1160 | prefix[len-1] = 0; |
---|
| 1161 | } |
---|
| 1162 | else |
---|
| 1163 | { |
---|
| 1164 | prefix = ""; |
---|
| 1165 | } |
---|
| 1166 | |
---|
| 1167 | return( irc_privmsg( irc, u, "PRIVMSG", u->is_private ? irc->nick : irc->channel, prefix, msg ) ); |
---|
| 1168 | } |
---|
| 1169 | |
---|
| 1170 | int irc_noticefrom( irc_t *irc, char *nick, char *msg ) |
---|
| 1171 | { |
---|
| 1172 | user_t *u = user_find( irc, nick ); |
---|
| 1173 | |
---|
| 1174 | if( u ) |
---|
| 1175 | return( irc_privmsg( irc, u, "NOTICE", irc->nick, "", msg ) ); |
---|
| 1176 | else |
---|
| 1177 | return( 0 ); |
---|
| 1178 | } |
---|
| 1179 | |
---|
| 1180 | /* Returns 0 if everything seems to be okay, a number >0 when there was a |
---|
| 1181 | timeout. The number returned is the number of seconds we received no |
---|
| 1182 | pongs from the user. When not connected yet, we don't ping but drop the |
---|
| 1183 | connection when the user fails to connect in IRC_LOGIN_TIMEOUT secs. */ |
---|
[ba9edaa] | 1184 | static gboolean irc_userping( gpointer _irc, gint fd, b_input_condition cond ) |
---|
[b7d3cc34] | 1185 | { |
---|
| 1186 | irc_t *irc = _irc; |
---|
| 1187 | int rv = 0; |
---|
| 1188 | |
---|
[3af70b0] | 1189 | if( !( irc->status & USTATUS_LOGGED_IN ) ) |
---|
[b7d3cc34] | 1190 | { |
---|
| 1191 | if( gettime() > ( irc->last_pong + IRC_LOGIN_TIMEOUT ) ) |
---|
| 1192 | rv = gettime() - irc->last_pong; |
---|
| 1193 | } |
---|
| 1194 | else |
---|
| 1195 | { |
---|
| 1196 | if( ( gettime() > ( irc->last_pong + global.conf->ping_interval ) ) && !irc->pinging ) |
---|
| 1197 | { |
---|
| 1198 | irc_write( irc, "PING :%s", IRC_PING_STRING ); |
---|
| 1199 | irc->pinging = 1; |
---|
| 1200 | } |
---|
| 1201 | else if( gettime() > ( irc->last_pong + global.conf->ping_timeout ) ) |
---|
| 1202 | { |
---|
| 1203 | rv = gettime() - irc->last_pong; |
---|
| 1204 | } |
---|
| 1205 | } |
---|
| 1206 | |
---|
| 1207 | if( rv > 0 ) |
---|
| 1208 | { |
---|
[f73b969] | 1209 | irc_abort( irc, 0, "Ping Timeout: %d seconds", rv ); |
---|
[b7d3cc34] | 1210 | return FALSE; |
---|
| 1211 | } |
---|
| 1212 | |
---|
| 1213 | return TRUE; |
---|
| 1214 | } |
---|
[0e7ab64] | 1215 | |
---|
| 1216 | struct groupchat *irc_chat_by_channel( irc_t *irc, char *channel ) |
---|
| 1217 | { |
---|
| 1218 | struct groupchat *c; |
---|
| 1219 | account_t *a; |
---|
| 1220 | |
---|
| 1221 | /* This finds the connection which has a conversation which belongs to this channel */ |
---|
| 1222 | for( a = irc->accounts; a; a = a->next ) |
---|
| 1223 | { |
---|
[bdda9e9] | 1224 | if( a->ic == NULL ) |
---|
| 1225 | continue; |
---|
| 1226 | |
---|
| 1227 | c = a->ic->groupchats; |
---|
| 1228 | while( c ) |
---|
| 1229 | { |
---|
| 1230 | if( c->channel && g_strcasecmp( c->channel, channel ) == 0 ) |
---|
| 1231 | return c; |
---|
| 1232 | |
---|
| 1233 | c = c->next; |
---|
| 1234 | } |
---|
[0e7ab64] | 1235 | } |
---|
| 1236 | |
---|
| 1237 | return NULL; |
---|
| 1238 | } |
---|