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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29 | |
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30 | static gboolean irc_userping( gpointer _irc ); |
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31 | |
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32 | GSList *irc_connection_list = NULL; |
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33 | |
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34 | irc_t *irc_new( int fd ) |
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35 | { |
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36 | irc_t *irc = g_new0( irc_t, 1 ); |
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37 | |
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38 | struct sockaddr_in sock[1]; |
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39 | #ifdef IPV6 |
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40 | struct sockaddr_in6 sock6[1]; |
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41 | #endif |
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42 | struct hostent *peer; |
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43 | unsigned int i, j; |
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44 | |
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45 | irc->fd = fd; |
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46 | irc->io_channel = g_io_channel_unix_new( fd ); |
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47 | #ifdef GLIB2 |
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48 | g_io_channel_set_encoding (irc->io_channel, NULL, NULL); |
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49 | g_io_channel_set_buffered (irc->io_channel, FALSE); |
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50 | g_io_channel_set_flags( irc->io_channel, G_IO_FLAG_NONBLOCK, NULL ); |
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51 | #else |
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52 | fcntl( irc->fd, F_SETFL, O_NONBLOCK); |
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53 | #endif |
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54 | irc->r_watch_source_id = g_io_add_watch( irc->io_channel, G_IO_IN | G_IO_ERR | G_IO_HUP, bitlbee_io_current_client_read, irc ); |
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55 | |
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56 | irc->status = USTATUS_OFFLINE; |
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57 | irc->last_pong = gettime(); |
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58 | |
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59 | irc->userhash = g_hash_table_new( g_str_hash, g_str_equal ); |
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60 | irc->watches = g_hash_table_new( g_str_hash, g_str_equal ); |
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61 | |
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62 | strcpy( irc->umode, UMODE ); |
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63 | irc->mynick = g_strdup( ROOT_NICK ); |
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64 | irc->channel = g_strdup( ROOT_CHAN ); |
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65 | |
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66 | i = sizeof( *sock ); |
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67 | #ifdef IPV6 |
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68 | j = sizeof( *sock6 ); |
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69 | #endif |
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70 | if( global.conf->hostname ) |
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71 | irc->myhost = g_strdup( global.conf->hostname ); |
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72 | else if( getsockname( irc->fd, (struct sockaddr*) sock, &i ) == 0 && sock->sin_family == AF_INET ) |
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73 | { |
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74 | if( ( peer = gethostbyaddr( (char*) &sock->sin_addr, sizeof( sock->sin_addr ), AF_INET ) ) ) |
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75 | irc->myhost = g_strdup( peer->h_name ); |
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76 | } |
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77 | #ifdef IPV6 |
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78 | else if( getsockname( irc->fd, (struct sockaddr*) sock6, &j ) == 0 && sock6->sin6_family == AF_INET6 ) |
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79 | { |
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80 | if( ( peer = gethostbyaddr( (char*) &sock6->sin6_addr, sizeof( sock6->sin6_addr ), AF_INET6 ) ) ) |
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81 | irc->myhost = g_strdup( peer->h_name ); |
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82 | } |
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83 | #endif |
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84 | |
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85 | i = sizeof( *sock ); |
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86 | #ifdef IPV6 |
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87 | j = sizeof( *sock6 ); |
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88 | #endif |
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89 | if( getpeername( irc->fd, (struct sockaddr*) sock, &i ) == 0 && sock->sin_family == AF_INET ) |
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90 | { |
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91 | if( ( peer = gethostbyaddr( (char*) &sock->sin_addr, sizeof( sock->sin_addr ), AF_INET ) ) ) |
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92 | irc->host = g_strdup( peer->h_name ); |
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93 | } |
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94 | #ifdef IPV6 |
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95 | else if( getpeername( irc->fd, (struct sockaddr*) sock6, &j ) == 0 && sock6->sin6_family == AF_INET6 ) |
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96 | { |
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97 | if( ( peer = gethostbyaddr( (char*) &sock6->sin6_addr, sizeof( sock6->sin6_addr ), AF_INET6 ) ) ) |
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98 | irc->host = g_strdup( peer->h_name ); |
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99 | } |
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100 | #endif |
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101 | |
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102 | if( !irc->host ) irc->host = g_strdup( "localhost." ); |
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103 | if( !irc->myhost ) irc->myhost = g_strdup( "localhost." ); |
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104 | |
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105 | if( global.conf->ping_interval > 0 && global.conf->ping_timeout > 0 ) |
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106 | irc->ping_source_id = g_timeout_add( global.conf->ping_interval * 1000, irc_userping, irc ); |
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107 | |
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108 | irc_write( irc, ":%s NOTICE AUTH :%s", irc->myhost, "BitlBee-IRCd initialized, please go on" ); |
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109 | |
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110 | irc_connection_list = g_slist_append( irc_connection_list, irc ); |
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111 | |
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112 | set_add( irc, "away_devoice", "true", set_eval_away_devoice ); |
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113 | set_add( irc, "auto_connect", "true", set_eval_bool ); |
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114 | set_add( irc, "auto_reconnect", "false", set_eval_bool ); |
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115 | set_add( irc, "auto_reconnect_delay", "300", set_eval_int ); |
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116 | set_add( irc, "buddy_sendbuffer", "false", set_eval_bool ); |
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117 | set_add( irc, "buddy_sendbuffer_delay", "1", set_eval_int ); |
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118 | set_add( irc, "charset", "iso8859-1", set_eval_charset ); |
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119 | set_add( irc, "debug", "false", set_eval_bool ); |
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120 | set_add( irc, "default_target", "root", NULL ); |
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121 | set_add( irc, "display_namechanges", "false", set_eval_bool ); |
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122 | set_add( irc, "handle_unknown", "root", NULL ); |
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123 | /* set_add( irc, "html", "nostrip", NULL ); */ |
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124 | set_add( irc, "lcnicks", "true", set_eval_bool ); |
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125 | set_add( irc, "ops", "both", set_eval_ops ); |
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126 | set_add( irc, "private", "true", set_eval_bool ); |
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127 | set_add( irc, "query_order", "lifo", NULL ); |
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128 | set_add( irc, "save_on_quit", "true", set_eval_bool ); |
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129 | set_add( irc, "to_char", ": ", set_eval_to_char ); |
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130 | set_add( irc, "typing_notice", "false", set_eval_bool ); |
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131 | |
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132 | conf_loaddefaults( irc ); |
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133 | |
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134 | return( irc ); |
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135 | } |
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136 | |
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137 | static gboolean irc_free_userhash( gpointer key, gpointer value, gpointer data ) |
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138 | { |
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139 | g_free( key ); |
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140 | |
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141 | return( TRUE ); |
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142 | } |
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143 | |
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144 | /* Because we have no garbage collection, this is quite annoying */ |
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145 | void irc_free(irc_t * irc) |
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146 | { |
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147 | account_t *account, *accounttmp; |
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148 | user_t *user, *usertmp; |
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149 | nick_t *nick, *nicktmp; |
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150 | help_t *helpnode, *helpnodetmp; |
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151 | set_t *setnode, *setnodetmp; |
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152 | |
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153 | log_message( LOGLVL_INFO, "Destroying connection with fd %d", irc->fd ); |
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154 | |
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155 | if( irc->status >= USTATUS_IDENTIFIED && set_getint( irc, "save_on_quit" ) ) |
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156 | if( !bitlbee_save( irc ) ) |
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157 | irc_usermsg( irc, "Error while saving settings!" ); |
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158 | |
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159 | if( irc->ping_source_id > 0 ) |
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160 | g_source_remove( irc->ping_source_id ); |
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161 | g_source_remove( irc->r_watch_source_id ); |
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162 | if( irc->w_watch_source_id > 0 ) |
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163 | g_source_remove( irc->w_watch_source_id ); |
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164 | g_io_channel_close( irc->io_channel ); |
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165 | g_io_channel_unref( irc->io_channel ); |
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166 | irc_connection_list = g_slist_remove( irc_connection_list, irc ); |
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167 | |
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168 | for (account = irc->accounts; account; account = account->next) |
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169 | if (account->gc) |
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170 | signoff(account->gc); |
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171 | |
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172 | g_free(irc->sendbuffer); |
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173 | g_free(irc->readbuffer); |
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174 | |
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175 | g_free(irc->nick); |
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176 | g_free(irc->user); |
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177 | g_free(irc->host); |
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178 | g_free(irc->realname); |
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179 | g_free(irc->password); |
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180 | |
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181 | g_free(irc->myhost); |
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182 | g_free(irc->mynick); |
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183 | |
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184 | g_free(irc->channel); |
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185 | |
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186 | while (irc->queries != NULL) |
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187 | query_del(irc, irc->queries); |
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188 | |
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189 | if (irc->accounts != NULL) { |
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190 | account = irc->accounts; |
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191 | while (account != NULL) { |
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192 | g_free(account->user); |
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193 | g_free(account->pass); |
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194 | g_free(account->server); |
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195 | accounttmp = account; |
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196 | account = account->next; |
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197 | g_free(accounttmp); |
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198 | } |
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199 | } |
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200 | |
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201 | if (irc->users != NULL) { |
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202 | user = irc->users; |
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203 | while (user != NULL) { |
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204 | g_free(user->nick); |
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205 | g_free(user->away); |
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206 | g_free(user->handle); |
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207 | if(user->user!=user->nick) g_free(user->user); |
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208 | if(user->host!=user->nick) g_free(user->host); |
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209 | if(user->realname!=user->nick) g_free(user->realname); |
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210 | gaim_input_remove(user->sendbuf_timer); |
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211 | |
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212 | usertmp = user; |
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213 | user = user->next; |
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214 | g_free(usertmp); |
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215 | } |
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216 | } |
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217 | |
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218 | g_hash_table_foreach_remove(irc->userhash, irc_free_userhash, NULL); |
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219 | g_hash_table_destroy(irc->userhash); |
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220 | |
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221 | g_hash_table_foreach_remove(irc->watches, irc_free_userhash, NULL); |
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222 | g_hash_table_destroy(irc->watches); |
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223 | |
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224 | if (irc->nicks != NULL) { |
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225 | nick = irc->nicks; |
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226 | while (nick != NULL) { |
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227 | g_free(nick->nick); |
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228 | g_free(nick->handle); |
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229 | |
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230 | nicktmp = nick; |
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231 | nick = nick->next; |
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232 | g_free(nicktmp); |
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233 | } |
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234 | } |
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235 | if (irc->help != NULL) { |
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236 | helpnode = irc->help; |
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237 | while (helpnode != NULL) { |
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238 | g_free(helpnode->string); |
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239 | |
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240 | helpnodetmp = helpnode; |
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241 | helpnode = helpnode->next; |
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242 | g_free(helpnodetmp); |
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243 | } |
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244 | } |
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245 | if (irc->set != NULL) { |
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246 | setnode = irc->set; |
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247 | while (setnode != NULL) { |
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248 | g_free(setnode->key); |
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249 | g_free(setnode->def); |
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250 | g_free(setnode->value); |
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251 | |
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252 | setnodetmp = setnode; |
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253 | setnode = setnode->next; |
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254 | g_free(setnodetmp); |
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255 | } |
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256 | } |
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257 | g_free(irc); |
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258 | |
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259 | if( global.conf->runmode == RUNMODE_INETD ) |
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260 | g_main_quit( global.loop ); |
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261 | } |
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262 | |
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263 | int irc_process( irc_t *irc ) |
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264 | { |
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265 | char **lines, *temp; |
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266 | int i; |
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267 | |
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268 | if( irc->readbuffer != NULL ) { |
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269 | lines = irc_tokenize(irc->readbuffer ); |
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270 | for( i = 0; *lines[i] != '\0'; i++ ) { |
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271 | if( lines[i+1] == NULL ) { |
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272 | temp = g_strdup( lines[i] ); |
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273 | g_free( irc->readbuffer ); |
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274 | irc->readbuffer = temp; |
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275 | i++; |
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276 | break; |
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277 | } |
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278 | if (!irc_process_line(irc, lines[i])) { |
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279 | g_free( lines ); |
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280 | return 0; |
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281 | } |
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282 | } |
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283 | if(lines[i]!=NULL) { |
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284 | g_free(irc->readbuffer); |
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285 | irc->readbuffer=NULL; |
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286 | } |
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287 | g_free( lines ); |
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288 | } |
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289 | return 1; |
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290 | } |
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291 | |
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292 | char **irc_tokenize( char *buffer ) |
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293 | { |
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294 | int i, j; |
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295 | char **lines; |
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296 | |
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297 | /* Count the number of elements we're gonna need. */ |
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298 | for(i=0, j=1; buffer[i]!='\0'; i++ ) { |
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299 | if(buffer[i]=='\n' ) |
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300 | if(buffer[i+1]!='\r' && buffer[i+1]!='\n') |
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301 | j++; |
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302 | } |
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303 | |
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304 | /* Allocate j+1 elements. */ |
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305 | lines=g_new (char *, j+1); |
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306 | |
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307 | /* NULL terminate our list. */ |
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308 | lines[j]=NULL; |
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309 | |
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310 | lines[0]=buffer; |
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311 | |
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312 | /* Split the buffer in several strings, using \r\n as our seperator, where \r is optional. |
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313 | * Although this is not in the RFC, some braindead ircds (newnet's) use this, so some clients might too. |
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314 | */ |
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315 | for( i=0, j=0; buffer[i]!='\0'; i++) { |
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316 | if(buffer[i]=='\n') { |
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317 | buffer[i]='\0'; |
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318 | |
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319 | /* We dont want to read 1 byte before our buffer |
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320 | * and (in rare cases) generate a SIGSEGV. |
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321 | */ |
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322 | if(i!=0) |
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323 | if(buffer[i-1]=='\r') |
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324 | buffer[i-1]='\0'; |
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325 | if(buffer[i+1]!='\r'&&buffer[i+1]!='\n') |
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326 | lines[++j]=buffer+i+1; |
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327 | } |
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328 | } |
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329 | |
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330 | return(lines); |
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331 | } |
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332 | |
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333 | int irc_process_line( irc_t *irc, char *line ) |
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334 | { |
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335 | int i, j; |
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336 | char **cmd; |
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337 | |
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338 | /* Move the line pointer to the start of the command, skipping spaces and the optional prefix. */ |
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339 | if(line[0]==':') { |
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340 | for(i=0; line[i]!=32; i++); |
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341 | line=line+i; |
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342 | } |
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343 | for(i=0; line[i]==32; i++); |
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344 | line=line+i; |
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345 | |
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346 | /* If we're already at the end of the line, return. If not, we're going to need at least one element. */ |
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347 | if(line[0]=='\0') |
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348 | return 1; |
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349 | else |
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350 | j=1; |
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351 | |
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352 | /* Count the number of char **cmd elements we're going to need. */ |
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353 | for(i=0; line[i]!='\0'; i++) { |
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354 | if((line[i]==32) && (line[i+1]!=32) && (line[i+1]!='\0') && (line[i+1]!=':')) |
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355 | j++; |
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356 | else if((line[i]==':') && (line[i+1]!='\0') && (line[i-1]==32)) { |
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357 | j++; |
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358 | break; |
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359 | } |
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360 | |
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361 | } |
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362 | |
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363 | /* Allocate the space we need. */ |
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364 | cmd=g_new(char *, j+1); |
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365 | cmd[j]=NULL; |
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366 | |
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367 | /* Do the actual line splitting, format is: |
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368 | * Input: "PRIVMSG #bitlbee :foo bar" |
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369 | * Output: cmd[0]=="PRIVMSG", cmd[1]=="#bitlbee", cmd[2]=="foo bar", cmd[3]==NULL |
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370 | */ |
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371 | |
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372 | cmd[0]=line; |
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373 | for(i=0, j=0; line[i]!='\0'; i++) { |
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374 | if((line[i]==32)) { |
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375 | line[i]='\0'; |
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376 | if((line[i+1]!=32) && (line[i+1]!='\0') && (line[i+1]!=':')) |
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377 | cmd[++j]=line+i+1; |
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378 | } |
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379 | else if((line[i]==':') && (line[i+1]!='\0') && (line[i-1]=='\0')) { |
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380 | cmd[++j]=line+i+1; |
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381 | break; |
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382 | } |
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383 | } |
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384 | |
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385 | i=irc_exec(irc, cmd); |
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386 | g_free(cmd); |
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387 | |
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388 | return(i); |
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389 | } |
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390 | |
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391 | int irc_exec( irc_t *irc, char **cmd ) |
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392 | { |
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393 | int i; |
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394 | |
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395 | if( (global.conf)->authmode == AUTHMODE_CLOSED && irc->status < USTATUS_AUTHORIZED ) |
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396 | { |
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397 | if( g_strcasecmp( cmd[0], "PASS" ) == 0 ) |
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398 | { |
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399 | if( !cmd[1] ) |
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400 | { |
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401 | irc_reply( irc, 461, "%s :Need more parameters", cmd[0] ); |
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402 | } |
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403 | else if( strcmp( cmd[1], (global.conf)->password ) == 0 ) |
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404 | { |
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405 | irc->status = USTATUS_AUTHORIZED; |
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406 | } |
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407 | else |
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408 | { |
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409 | irc_reply( irc, 464, ":Nope, maybe you should try it again..." ); |
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410 | } |
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411 | } |
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412 | else |
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413 | { |
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414 | irc_reply( irc, 464, ":Uhh, fine, but I want the password first." ); |
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415 | } |
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416 | |
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417 | return( 1 ); |
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418 | } |
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419 | |
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420 | if( g_strcasecmp( cmd[0], "USER" ) == 0 ) |
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421 | { |
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422 | if( !( cmd[1] && cmd[2] && cmd[3] && cmd[4] ) ) |
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423 | { |
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424 | irc_reply( irc, 461, "%s :Need more parameters", cmd[0] ); |
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425 | } |
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426 | else if( irc->user ) |
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427 | { |
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428 | irc_reply( irc, 462, ":You can't change your nick/userinfo" ); |
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429 | } |
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430 | else |
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431 | { |
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432 | irc->user = g_strdup( cmd[1] ); |
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433 | irc->realname = g_strdup( cmd[4] ); |
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434 | if( irc->nick ) irc_login( irc ); |
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435 | } |
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436 | return( 1 ); |
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437 | } |
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438 | else if( g_strcasecmp( cmd[0], "NICK" ) == 0 ) |
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439 | { |
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440 | if( !cmd[1] ) |
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441 | { |
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442 | irc_reply( irc, 461, "%s :Need more parameters", cmd[0] ); |
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443 | } |
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444 | else if( irc->nick ) |
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445 | { |
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446 | irc_reply( irc, 438, ":The hand of the deity is upon thee, thy nick may not change" ); |
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447 | } |
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448 | /* This is not clean, but for now it'll have to be like this... */ |
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449 | else if( ( nick_cmp( cmd[1], irc->mynick ) == 0 ) || ( nick_cmp( cmd[1], NS_NICK ) == 0 ) ) |
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450 | { |
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451 | irc_reply( irc, 433, ":This nick is already in use" ); |
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452 | } |
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453 | else if( !nick_ok( cmd[1] ) ) |
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454 | { |
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455 | /* [SH] Invalid characters. */ |
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456 | irc_reply( irc, 432, ":This nick contains invalid characters" ); |
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457 | } |
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458 | else |
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459 | { |
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460 | irc->nick = g_strdup( cmd[1] ); |
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461 | if( irc->user ) irc_login( irc ); |
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462 | } |
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463 | return( 1 ); |
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464 | } |
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465 | |
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466 | if( !irc->user || !irc->nick ) |
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467 | { |
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468 | irc_reply( irc, 451, ":Register first" ); |
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469 | return( 1 ); |
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470 | } |
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471 | |
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472 | if( g_strcasecmp( cmd[0], "PING" ) == 0 ) |
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473 | { |
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474 | irc_write( irc, ":%s PONG %s :%s", irc->myhost, irc->myhost, cmd[1]?cmd[1]:irc->myhost ); |
---|
475 | } |
---|
476 | else if( g_strcasecmp( cmd[0], "MODE" ) == 0 ) |
---|
477 | { |
---|
478 | if( !cmd[1] ) |
---|
479 | { |
---|
480 | irc_reply( irc, 461, "%s :Need more parameters", cmd[0] ); |
---|
481 | } |
---|
482 | else if( *cmd[1] == '#' ) |
---|
483 | { |
---|
484 | if( cmd[2] ) |
---|
485 | { |
---|
486 | if( *cmd[2] == '+' || *cmd[2] == '-' ) |
---|
487 | irc_reply( irc, 477, "%s :Can't change channel modes", cmd[1] ); |
---|
488 | else if( *cmd[2] == 'b' ) |
---|
489 | irc_reply( irc, 368, "%s :No bans possible", cmd[1] ); |
---|
490 | } |
---|
491 | else |
---|
492 | irc_reply( irc, 324, "%s +%s", cmd[1], CMODE ); |
---|
493 | } |
---|
494 | else |
---|
495 | { |
---|
496 | if( nick_cmp( cmd[1], irc->nick ) == 0 ) |
---|
497 | { |
---|
498 | if( cmd[2] ) |
---|
499 | irc_umode_set( irc, irc->nick, cmd[2] ); |
---|
500 | } |
---|
501 | else |
---|
502 | irc_reply( irc, 502, ":Don't touch their modes" ); |
---|
503 | } |
---|
504 | } |
---|
505 | else if( g_strcasecmp( cmd[0], "NAMES" ) == 0 ) |
---|
506 | { |
---|
507 | irc_names( irc, cmd[1]?cmd[1]:irc->channel ); |
---|
508 | } |
---|
509 | else if( g_strcasecmp( cmd[0], "PART" ) == 0 ) |
---|
510 | { |
---|
511 | struct conversation *c; |
---|
512 | |
---|
513 | if( !cmd[1] ) |
---|
514 | { |
---|
515 | irc_reply( irc, 461, "%s :Need more parameters", cmd[0] ); |
---|
516 | } |
---|
517 | else if( g_strcasecmp( cmd[1], irc->channel ) == 0 ) |
---|
518 | { |
---|
519 | user_t *u = user_find( irc, irc->nick ); |
---|
520 | |
---|
521 | /* Not allowed to leave control channel */ |
---|
522 | irc_part( irc, u, irc->channel ); |
---|
523 | irc_join( irc, u, irc->channel ); |
---|
524 | } |
---|
525 | else if( ( c = conv_findchannel( cmd[1] ) ) ) |
---|
526 | { |
---|
527 | user_t *u = user_find( irc, irc->nick ); |
---|
528 | |
---|
529 | irc_part( irc, u, c->channel ); |
---|
530 | |
---|
531 | if( c->gc && c->gc->prpl ) |
---|
532 | { |
---|
533 | c->joined = 0; |
---|
534 | c->gc->prpl->chat_leave( c->gc, c->id ); |
---|
535 | } |
---|
536 | } |
---|
537 | else |
---|
538 | { |
---|
539 | irc_reply( irc, 403, "%s :No such channel", cmd[1] ); |
---|
540 | } |
---|
541 | } |
---|
542 | else if( g_strcasecmp( cmd[0], "JOIN" ) == 0 ) |
---|
543 | { |
---|
544 | if( !cmd[1] ) |
---|
545 | { |
---|
546 | irc_reply( irc, 461, "%s :Need more parameters", cmd[0] ); |
---|
547 | } |
---|
548 | else if( g_strcasecmp( cmd[1], irc->channel ) == 0 ) |
---|
549 | ; /* Dude, you're already there... |
---|
550 | RFC doesn't have any reply for that though? */ |
---|
551 | else if( cmd[1] ) |
---|
552 | { |
---|
553 | if( cmd[1][0] == '#' && cmd[1][1] ) |
---|
554 | { |
---|
555 | user_t *u = user_find( irc, cmd[1] + 1 ); |
---|
556 | |
---|
557 | if( u && u->gc && u->gc->prpl && u->gc->prpl->chat_open ) |
---|
558 | { |
---|
559 | irc_reply( irc, 403, "%s :Initializing groupchat in a different channel", cmd[1] ); |
---|
560 | |
---|
561 | if( !u->gc->prpl->chat_open( u->gc, u->handle ) ) |
---|
562 | { |
---|
563 | irc_usermsg( irc, "Could not open a groupchat with %s, maybe you don't have a connection to him/her yet?", u->nick ); |
---|
564 | } |
---|
565 | } |
---|
566 | else |
---|
567 | { |
---|
568 | irc_reply( irc, 403, "%s :Groupchats are not possible with %s", cmd[1], cmd[1]+1 ); |
---|
569 | } |
---|
570 | } |
---|
571 | else |
---|
572 | { |
---|
573 | irc_reply( irc, 403, "%s :No such channel", cmd[1] ); |
---|
574 | } |
---|
575 | } |
---|
576 | } |
---|
577 | else if( g_strcasecmp( cmd[0], "INVITE" ) == 0 ) |
---|
578 | { |
---|
579 | if( cmd[1] && cmd[2] ) |
---|
580 | irc_invite( irc, cmd[1], cmd[2] ); |
---|
581 | else |
---|
582 | irc_reply( irc, 461, "%s :Need more parameters", cmd[0] ); |
---|
583 | } |
---|
584 | else if( g_strcasecmp( cmd[0], "PRIVMSG" ) == 0 || g_strcasecmp( cmd[0], "NOTICE" ) == 0 ) |
---|
585 | { |
---|
586 | if( !cmd[1] ) |
---|
587 | { |
---|
588 | irc_reply( irc, 461, "%s :Need more parameters", cmd[0] ); |
---|
589 | } |
---|
590 | else if ( !cmd[2] ) |
---|
591 | { |
---|
592 | irc_reply( irc, 412, ":No text to send" ); |
---|
593 | } |
---|
594 | else if ( irc->nick && g_strcasecmp( cmd[1], irc->nick ) == 0 ) |
---|
595 | { |
---|
596 | irc_write( irc, ":%s!%s@%s PRIVMSG %s :%s", irc->nick, irc->user, irc->host, cmd[1], cmd[2] ); |
---|
597 | } |
---|
598 | else |
---|
599 | { |
---|
600 | if( g_strcasecmp( cmd[1], irc->channel ) == 0 ) |
---|
601 | { |
---|
602 | unsigned int i; |
---|
603 | char *t = set_getstr( irc, "default_target" ); |
---|
604 | |
---|
605 | if( g_strcasecmp( t, "last" ) == 0 && irc->last_target ) |
---|
606 | cmd[1] = irc->last_target; |
---|
607 | else if( g_strcasecmp( t, "root" ) == 0 ) |
---|
608 | cmd[1] = irc->mynick; |
---|
609 | |
---|
610 | for( i = 0; i < strlen( cmd[2] ); i ++ ) |
---|
611 | { |
---|
612 | if( cmd[2][i] == ' ' ) break; |
---|
613 | if( cmd[2][i] == ':' || cmd[2][i] == ',' ) |
---|
614 | { |
---|
615 | cmd[1] = cmd[2]; |
---|
616 | cmd[2] += i; |
---|
617 | *cmd[2] = 0; |
---|
618 | while( *(++cmd[2]) == ' ' ); |
---|
619 | break; |
---|
620 | } |
---|
621 | } |
---|
622 | |
---|
623 | irc->is_private = 0; |
---|
624 | |
---|
625 | if( cmd[1] != irc->last_target ) |
---|
626 | { |
---|
627 | if( irc->last_target ) |
---|
628 | g_free( irc->last_target ); |
---|
629 | irc->last_target = g_strdup( cmd[1] ); |
---|
630 | } |
---|
631 | } |
---|
632 | else |
---|
633 | { |
---|
634 | irc->is_private = 1; |
---|
635 | } |
---|
636 | irc_send( irc, cmd[1], cmd[2], ( g_strcasecmp( cmd[0], "NOTICE" ) == 0 ) ? IM_FLAG_AWAY : 0 ); |
---|
637 | } |
---|
638 | } |
---|
639 | else if( g_strcasecmp( cmd[0], "QUIT" ) == 0 ) |
---|
640 | { |
---|
641 | irc_write( irc, "ERROR :%s%s", cmd[1]?"Quit: ":"", cmd[1]?cmd[1]:"Client Quit" ); |
---|
642 | g_io_channel_close( irc->io_channel ); |
---|
643 | return( 0 ); |
---|
644 | } |
---|
645 | else if( g_strcasecmp( cmd[0], "WHO" ) == 0 ) |
---|
646 | { |
---|
647 | irc_who( irc, cmd[1] ); |
---|
648 | } |
---|
649 | else if( g_strcasecmp( cmd[0], "USERHOST" ) == 0 ) |
---|
650 | { |
---|
651 | user_t *u; |
---|
652 | |
---|
653 | if( !cmd[1] ) |
---|
654 | { |
---|
655 | irc_reply( irc, 461, "%s :Need more parameters", cmd[0] ); |
---|
656 | } |
---|
657 | /* [TV] Usable USERHOST-implementation according to |
---|
658 | RFC1459. Without this, mIRC shows an error |
---|
659 | while connecting, and the used way of rejecting |
---|
660 | breaks standards. |
---|
661 | */ |
---|
662 | |
---|
663 | for( i = 1; cmd[i]; i ++ ) |
---|
664 | if( ( u = user_find( irc, cmd[i] ) ) ) |
---|
665 | { |
---|
666 | if( u->online && u->away ) |
---|
667 | irc_reply( irc, 302, ":%s=-%s@%s", u->nick, u->user, u->host ); |
---|
668 | else |
---|
669 | irc_reply( irc, 302, ":%s=+%s@%s", u->nick, u->user, u->host ); |
---|
670 | } |
---|
671 | } |
---|
672 | else if( g_strcasecmp( cmd[0], "ISON" ) == 0 ) |
---|
673 | { |
---|
674 | user_t *u; |
---|
675 | char buff[IRC_MAX_LINE]; |
---|
676 | int lenleft; |
---|
677 | |
---|
678 | buff[0] = '\0'; |
---|
679 | |
---|
680 | /* [SH] Leave room for : and \0 */ |
---|
681 | lenleft = IRC_MAX_LINE - 2; |
---|
682 | |
---|
683 | for( i = 1; cmd[i]; i ++ ) |
---|
684 | { |
---|
685 | if( ( u = user_find( irc, cmd[i] ) ) && u->online ) |
---|
686 | { |
---|
687 | /* [SH] Make sure we don't use too much buffer space. */ |
---|
688 | lenleft -= strlen( u->nick ) + 1; |
---|
689 | |
---|
690 | if( lenleft < 0 ) |
---|
691 | { |
---|
692 | break; |
---|
693 | } |
---|
694 | |
---|
695 | /* [SH] Add the nick to the buffer. Note |
---|
696 | * that an extra space is always added. Even |
---|
697 | * if it's the last nick in the list. Who |
---|
698 | * cares? |
---|
699 | */ |
---|
700 | |
---|
701 | strcat( buff, u->nick ); |
---|
702 | strcat( buff, " " ); |
---|
703 | } |
---|
704 | } |
---|
705 | |
---|
706 | /* [WvG] Well, maybe someone cares, so why not remove it? */ |
---|
707 | if( strlen( buff ) > 0 ) |
---|
708 | buff[strlen(buff)-1] = '\0'; |
---|
709 | |
---|
710 | /* [SH] By the way, that really *was* WvG talking. */ |
---|
711 | /* [WvG] Really? */ |
---|
712 | /* [SH] Yeah... But *this* is WvG talking too. ;-P */ |
---|
713 | /* [WvG] *sigh* */ |
---|
714 | |
---|
715 | irc_reply( irc, 303, ":%s", buff ); |
---|
716 | } |
---|
717 | else if( g_strcasecmp( cmd[0], "WATCH" ) == 0 ) |
---|
718 | { |
---|
719 | /* Obviously we could also mark a user structure as being |
---|
720 | watched, but what if the WATCH command is sent right |
---|
721 | after connecting? The user won't exist yet then... */ |
---|
722 | for( i = 1; cmd[i]; i ++ ) |
---|
723 | { |
---|
724 | char *nick; |
---|
725 | user_t *u; |
---|
726 | |
---|
727 | if( !cmd[i][0] || !cmd[i][1] ) |
---|
728 | break; |
---|
729 | |
---|
730 | nick = g_strdup( cmd[i] + 1 ); |
---|
731 | nick_lc( nick ); |
---|
732 | |
---|
733 | u = user_find( irc, nick ); |
---|
734 | |
---|
735 | if( cmd[i][0] == '+' ) |
---|
736 | { |
---|
737 | if( !g_hash_table_lookup( irc->watches, nick ) ) |
---|
738 | g_hash_table_insert( irc->watches, nick, nick ); |
---|
739 | |
---|
740 | if( u && u->online ) |
---|
741 | irc_reply( irc, 604, "%s %s %s %d :%s", u->nick, u->user, u->host, time( NULL ), "is online" ); |
---|
742 | else |
---|
743 | irc_reply( irc, 605, "%s %s %s %d :%s", nick, "*", "*", time( NULL ), "is offline" ); |
---|
744 | } |
---|
745 | else if( cmd[i][0] == '-' ) |
---|
746 | { |
---|
747 | gpointer okey, ovalue; |
---|
748 | |
---|
749 | if( g_hash_table_lookup_extended( irc->watches, nick, &okey, &ovalue ) ) |
---|
750 | { |
---|
751 | g_free( okey ); |
---|
752 | g_hash_table_remove( irc->watches, okey ); |
---|
753 | |
---|
754 | irc_reply( irc, 602, "%s %s %s %d :%s", nick, "*", "*", 0, "Stopped watching" ); |
---|
755 | } |
---|
756 | } |
---|
757 | } |
---|
758 | } |
---|
759 | else if( g_strcasecmp( cmd[0], "TOPIC" ) == 0 ) |
---|
760 | { |
---|
761 | if( cmd[1] && cmd[2] ) |
---|
762 | irc_reply( irc, 482, "%s :Cannot change topic", cmd[1] ); |
---|
763 | else if( cmd[1] ) |
---|
764 | irc_topic( irc, cmd[1] ); |
---|
765 | else |
---|
766 | irc_reply( irc, 461, "%s :Need more parameters", cmd[0] ); |
---|
767 | } |
---|
768 | else if( g_strcasecmp( cmd[0], "AWAY" ) == 0 ) |
---|
769 | { |
---|
770 | irc_away( irc, cmd[1] ); |
---|
771 | } |
---|
772 | else if( g_strcasecmp( cmd[0], "WHOIS" ) == 0 ) |
---|
773 | { |
---|
774 | if( cmd[1] ) |
---|
775 | { |
---|
776 | irc_whois( irc, cmd[1] ); |
---|
777 | } |
---|
778 | else |
---|
779 | { |
---|
780 | irc_reply( irc, 461, "%s :Need more parameters", cmd[0] ); |
---|
781 | } |
---|
782 | } |
---|
783 | else if( g_strcasecmp( cmd[0], "WHOWAS" ) == 0 ) |
---|
784 | { |
---|
785 | /* For some reason irssi tries a whowas when whois fails. We can |
---|
786 | ignore this, but then the user never gets a "user not found" |
---|
787 | message from irssi which is a bit annoying. So just respond |
---|
788 | with not-found and irssi users will get better error messages */ |
---|
789 | |
---|
790 | if( cmd[1] ) |
---|
791 | { |
---|
792 | irc_reply( irc, 406, "%s :Nick does not exist", cmd[1] ); |
---|
793 | irc_reply( irc, 369, "%s :End of WHOWAS", cmd[1] ); |
---|
794 | } |
---|
795 | else |
---|
796 | { |
---|
797 | irc_reply( irc, 461, "%s :Need more parameters", cmd[0] ); |
---|
798 | } |
---|
799 | } |
---|
800 | else if( ( g_strcasecmp( cmd[0], "NICKSERV" ) == 0 ) || ( g_strcasecmp( cmd[0], "NS" ) == 0 ) ) |
---|
801 | { |
---|
802 | /* [SH] This aliases the NickServ command to PRIVMSG root */ |
---|
803 | /* [TV] This aliases the NS command to PRIVMSG root as well */ |
---|
804 | root_command( irc, cmd + 1 ); |
---|
805 | } |
---|
806 | else if( g_strcasecmp( cmd[0], "MOTD" ) == 0 ) |
---|
807 | { |
---|
808 | irc_motd( irc ); |
---|
809 | } |
---|
810 | else if( g_strcasecmp( cmd[0], "PONG" ) == 0 ) |
---|
811 | { |
---|
812 | /* We could check the value we get back from the user, but in |
---|
813 | fact we don't care, we're just happy he's still alive. */ |
---|
814 | irc->last_pong = gettime(); |
---|
815 | irc->pinging = 0; |
---|
816 | } |
---|
817 | else if( g_strcasecmp( cmd[0], "COMPLETIONS" ) == 0 ) |
---|
818 | { |
---|
819 | user_t *u = user_find( irc, irc->mynick ); |
---|
820 | help_t *h; |
---|
821 | set_t *s; |
---|
822 | int i; |
---|
823 | |
---|
824 | irc_privmsg( irc, u, "NOTICE", irc->nick, "COMPLETIONS ", "OK" ); |
---|
825 | |
---|
826 | for( i = 0; commands[i].command; i ++ ) |
---|
827 | irc_privmsg( irc, u, "NOTICE", irc->nick, "COMPLETIONS ", commands[i].command ); |
---|
828 | |
---|
829 | for( h = global.help; h; h = h->next ) |
---|
830 | irc_privmsg( irc, u, "NOTICE", irc->nick, "COMPLETIONS help ", h->string ); |
---|
831 | |
---|
832 | for( s = irc->set; s; s = s->next ) |
---|
833 | irc_privmsg( irc, u, "NOTICE", irc->nick, "COMPLETIONS set ", s->key ); |
---|
834 | |
---|
835 | irc_privmsg( irc, u, "NOTICE", irc->nick, "COMPLETIONS ", "END" ); |
---|
836 | } |
---|
837 | else if( set_getint( irc, "debug" ) ) |
---|
838 | { |
---|
839 | irc_usermsg( irc, "\002--- Unknown command:" ); |
---|
840 | for( i = 0; cmd[i]; i ++ ) irc_usermsg( irc, "%s", cmd[i] ); |
---|
841 | irc_usermsg( irc, "\002--------------------" ); |
---|
842 | } |
---|
843 | |
---|
844 | return( 1 ); |
---|
845 | } |
---|
846 | |
---|
847 | void irc_reply( irc_t *irc, int code, char *format, ... ) |
---|
848 | { |
---|
849 | char text[IRC_MAX_LINE]; |
---|
850 | va_list params; |
---|
851 | |
---|
852 | va_start( params, format ); |
---|
853 | g_vsnprintf( text, IRC_MAX_LINE, format, params ); |
---|
854 | va_end( params ); |
---|
855 | irc_write( irc, ":%s %03d %s %s", irc->myhost, code, irc->nick?irc->nick:"*", text ); |
---|
856 | |
---|
857 | return; |
---|
858 | } |
---|
859 | |
---|
860 | int irc_usermsg( irc_t *irc, char *format, ... ) |
---|
861 | { |
---|
862 | char text[1024]; |
---|
863 | va_list params; |
---|
864 | char is_private = 0; |
---|
865 | user_t *u; |
---|
866 | |
---|
867 | u = user_find( irc, irc->mynick ); |
---|
868 | if( u ) is_private = u->is_private; |
---|
869 | |
---|
870 | va_start( params, format ); |
---|
871 | g_vsnprintf( text, sizeof( text ), format, params ); |
---|
872 | va_end( params ); |
---|
873 | |
---|
874 | return( irc_msgfrom( irc, u->nick, text ) ); |
---|
875 | } |
---|
876 | |
---|
877 | void irc_write( irc_t *irc, char *format, ... ) |
---|
878 | { |
---|
879 | va_list params; |
---|
880 | |
---|
881 | va_start( params, format ); |
---|
882 | irc_vawrite( irc, format, params ); |
---|
883 | va_end( params ); |
---|
884 | |
---|
885 | return; |
---|
886 | |
---|
887 | } |
---|
888 | |
---|
889 | void irc_vawrite( irc_t *irc, char *format, va_list params ) |
---|
890 | { |
---|
891 | int size; |
---|
892 | char line[IRC_MAX_LINE]; |
---|
893 | |
---|
894 | if( irc->quit ) |
---|
895 | return; |
---|
896 | |
---|
897 | g_vsnprintf( line, IRC_MAX_LINE - 3, format, params ); |
---|
898 | |
---|
899 | strip_newlines( line ); |
---|
900 | strcat( line, "\r\n" ); |
---|
901 | |
---|
902 | if( irc->sendbuffer != NULL ) { |
---|
903 | size = strlen( irc->sendbuffer ) + strlen( line ); |
---|
904 | #ifdef FLOOD_SEND |
---|
905 | if( size > FLOOD_SEND_MAXBUFFER ) { |
---|
906 | /* Die flooder, die! >:) */ |
---|
907 | |
---|
908 | g_free(irc->sendbuffer); |
---|
909 | |
---|
910 | /* We need the \r\n at the start because else we might append our string to a half |
---|
911 | * sent line. A bit hackish, but it works. |
---|
912 | */ |
---|
913 | irc->sendbuffer = g_strdup( "\r\nERROR :Sendq Exceeded\r\n" ); |
---|
914 | irc->quit = 1; |
---|
915 | |
---|
916 | return; |
---|
917 | } |
---|
918 | #endif |
---|
919 | irc->sendbuffer = g_renew ( char, irc->sendbuffer, size + 1 ); |
---|
920 | strcpy( ( irc->sendbuffer + strlen( irc->sendbuffer ) ), line ); |
---|
921 | } |
---|
922 | else |
---|
923 | irc->sendbuffer = g_strdup(line); |
---|
924 | |
---|
925 | if( irc->w_watch_source_id == 0 ) |
---|
926 | { |
---|
927 | irc->w_watch_source_id = g_io_add_watch( irc->io_channel, G_IO_OUT, bitlbee_io_current_client_write, irc ); |
---|
928 | } |
---|
929 | |
---|
930 | return; |
---|
931 | } |
---|
932 | |
---|
933 | void irc_write_all( char *format, ... ) |
---|
934 | { |
---|
935 | va_list params; |
---|
936 | GSList *temp; |
---|
937 | |
---|
938 | va_start( params, format ); |
---|
939 | |
---|
940 | temp = irc_connection_list; |
---|
941 | while( temp!=NULL ) { |
---|
942 | irc_vawrite( temp->data, format, params ); |
---|
943 | temp = temp->next; |
---|
944 | } |
---|
945 | |
---|
946 | va_end( params ); |
---|
947 | return; |
---|
948 | } |
---|
949 | |
---|
950 | void irc_names( irc_t *irc, char *channel ) |
---|
951 | { |
---|
952 | user_t *u = irc->users; |
---|
953 | char *s; |
---|
954 | int control = ( g_strcasecmp( channel, irc->channel ) == 0 ); |
---|
955 | struct conversation *c = NULL; |
---|
956 | |
---|
957 | if( !control ) |
---|
958 | c = conv_findchannel( channel ); |
---|
959 | |
---|
960 | /* RFC's say there is no error reply allowed on NAMES, so when the |
---|
961 | channel is invalid, just give an empty reply. */ |
---|
962 | |
---|
963 | if( control || c ) while( u ) |
---|
964 | { |
---|
965 | if( u->online ) |
---|
966 | { |
---|
967 | if( u->gc && control ) |
---|
968 | { |
---|
969 | if( set_getint( irc, "away_devoice" ) && !u->away ) |
---|
970 | s = "+"; |
---|
971 | else |
---|
972 | s = ""; |
---|
973 | |
---|
974 | irc_reply( irc, 353, "@ %s :%s%s", channel, s, u->nick ); |
---|
975 | } |
---|
976 | else if( !u->gc ) |
---|
977 | { |
---|
978 | if( strcmp( u->nick, irc->mynick ) == 0 && ( strcmp( set_getstr( irc, "ops" ), "root" ) == 0 || strcmp( set_getstr( irc, "ops" ), "both" ) == 0 ) ) |
---|
979 | s = "@"; |
---|
980 | else if( strcmp( u->nick, irc->nick ) == 0 && ( strcmp( set_getstr( irc, "ops" ), "user" ) == 0 || strcmp( set_getstr( irc, "ops" ), "both" ) == 0 ) ) |
---|
981 | s = "@"; |
---|
982 | else |
---|
983 | s = ""; |
---|
984 | |
---|
985 | irc_reply( irc, 353, "@ %s :%s%s", channel, s, u->nick ); |
---|
986 | } |
---|
987 | } |
---|
988 | |
---|
989 | u = u->next; |
---|
990 | } |
---|
991 | |
---|
992 | /* For non-controlchannel channels (group conversations) only root and |
---|
993 | you are listed now. Time to show the channel people: */ |
---|
994 | if( !control && c ) |
---|
995 | { |
---|
996 | GList *l; |
---|
997 | |
---|
998 | for( l = c->in_room; l; l = l->next ) |
---|
999 | if( ( u = user_findhandle( c->gc, l->data ) ) ) |
---|
1000 | irc_reply( irc, 353, "@ %s :%s%s", channel, "", u->nick ); |
---|
1001 | } |
---|
1002 | |
---|
1003 | irc_reply( irc, 366, "%s :End of /NAMES list", channel ); |
---|
1004 | } |
---|
1005 | |
---|
1006 | void irc_who( irc_t *irc, char *channel ) |
---|
1007 | { |
---|
1008 | user_t *u = irc->users; |
---|
1009 | struct conversation *c; |
---|
1010 | GList *l; |
---|
1011 | |
---|
1012 | if( !channel || *channel == '0' || *channel == '*' || !*channel ) |
---|
1013 | while( u ) |
---|
1014 | { |
---|
1015 | irc_reply( irc, 352, "%s %s %s %s %s %c :0 %s", u->online ? irc->channel : "*", u->user, u->host, irc->myhost, u->nick, u->online ? ( u->away ? 'G' : 'H' ) : 'G', u->realname ); |
---|
1016 | u = u->next; |
---|
1017 | } |
---|
1018 | else if( g_strcasecmp( channel, irc->channel ) == 0 ) |
---|
1019 | while( u ) |
---|
1020 | { |
---|
1021 | if( u->online ) |
---|
1022 | irc_reply( irc, 352, "%s %s %s %s %s %c :0 %s", channel, u->user, u->host, irc->myhost, u->nick, u->away ? 'G' : 'H', u->realname ); |
---|
1023 | u = u->next; |
---|
1024 | } |
---|
1025 | else if( ( c = conv_findchannel( channel ) ) ) |
---|
1026 | for( l = c->in_room; l; l = l->next ) |
---|
1027 | { |
---|
1028 | if( ( u = user_findhandle( c->gc, l->data ) ) ) |
---|
1029 | irc_reply( irc, 352, "%s %s %s %s %s %c :0 %s", channel, u->user, u->host, irc->myhost, u->nick, u->away ? 'G' : 'H', u->realname ); |
---|
1030 | } |
---|
1031 | else if( ( u = user_find( irc, channel ) ) ) |
---|
1032 | irc_reply( irc, 352, "%s %s %s %s %s %c :0 %s", channel, u->user, u->host, irc->myhost, u->nick, u->online ? ( u->away ? 'G' : 'H' ) : 'G', u->realname ); |
---|
1033 | |
---|
1034 | irc_reply( irc, 315, "%s :End of /WHO list.", channel?channel:"**" ); |
---|
1035 | } |
---|
1036 | |
---|
1037 | void irc_login( irc_t *irc ) |
---|
1038 | { |
---|
1039 | user_t *u; |
---|
1040 | |
---|
1041 | irc_reply( irc, 1, ":Welcome to the BitlBee gateway, %s", irc->nick ); |
---|
1042 | irc_reply( irc, 2, ":Host %s is running BitlBee " BITLBEE_VERSION " " ARCH "/" CPU ".", irc->myhost ); |
---|
1043 | irc_reply( irc, 3, ":%s", IRCD_INFO ); |
---|
1044 | irc_reply( irc, 4, "%s %s %s %s", irc->myhost, BITLBEE_VERSION, UMODES, CMODES ); |
---|
1045 | irc_motd( irc ); |
---|
1046 | irc_umode_set( irc, irc->myhost, "+" UMODE ); |
---|
1047 | |
---|
1048 | u = user_add( irc, irc->mynick ); |
---|
1049 | u->host = g_strdup( irc->myhost ); |
---|
1050 | u->realname = g_strdup( ROOT_FN ); |
---|
1051 | u->online = 1; |
---|
1052 | u->send_handler = root_command_string; |
---|
1053 | u->is_private = 0; /* [SH] The channel is root's personal playground. */ |
---|
1054 | irc_spawn( irc, u ); |
---|
1055 | |
---|
1056 | u = user_add( irc, NS_NICK ); |
---|
1057 | u->host = g_strdup( irc->myhost ); |
---|
1058 | u->realname = g_strdup( ROOT_FN ); |
---|
1059 | u->online = 0; |
---|
1060 | u->send_handler = root_command_string; |
---|
1061 | u->is_private = 1; /* [SH] NickServ is not in the channel, so should always /query. */ |
---|
1062 | |
---|
1063 | u = user_add( irc, irc->nick ); |
---|
1064 | u->user = g_strdup( irc->user ); |
---|
1065 | u->host = g_strdup( irc->host ); |
---|
1066 | u->realname = g_strdup( irc->realname ); |
---|
1067 | u->online = 1; |
---|
1068 | // u->send_handler = msg_echo; |
---|
1069 | irc_spawn( irc, u ); |
---|
1070 | |
---|
1071 | irc_usermsg( irc, "Welcome to the BitlBee gateway!\n\nIf you've never used BitlBee before, please do read the help information using the help command. Lots of FAQ's are answered there." ); |
---|
1072 | |
---|
1073 | irc->status = USTATUS_LOGGED_IN; |
---|
1074 | } |
---|
1075 | |
---|
1076 | void irc_motd( irc_t *irc ) |
---|
1077 | { |
---|
1078 | int fd; |
---|
1079 | |
---|
1080 | fd = open( global.conf->motdfile, O_RDONLY ); |
---|
1081 | if( fd == -1 ) |
---|
1082 | { |
---|
1083 | irc_reply( irc, 422, ":We don't need MOTDs." ); |
---|
1084 | } |
---|
1085 | else |
---|
1086 | { |
---|
1087 | char linebuf[80]; /* Max. line length for MOTD's is 79 chars. It's what most IRC networks seem to do. */ |
---|
1088 | char *add, max; |
---|
1089 | int len; |
---|
1090 | |
---|
1091 | linebuf[79] = len = 0; |
---|
1092 | max = sizeof( linebuf ) - 1; |
---|
1093 | |
---|
1094 | irc_reply( irc, 375, ":- %s Message Of The Day - ", irc->myhost ); |
---|
1095 | while( read( fd, linebuf + len, 1 ) == 1 ) |
---|
1096 | { |
---|
1097 | if( linebuf[len] == '\n' || len == max ) |
---|
1098 | { |
---|
1099 | linebuf[len] = 0; |
---|
1100 | irc_reply( irc, 372, ":- %s", linebuf ); |
---|
1101 | len = 0; |
---|
1102 | } |
---|
1103 | else if( linebuf[len] == '%' ) |
---|
1104 | { |
---|
1105 | read( fd, linebuf + len, 1 ); |
---|
1106 | if( linebuf[len] == 'h' ) |
---|
1107 | add = irc->myhost; |
---|
1108 | else if( linebuf[len] == 'v' ) |
---|
1109 | add = BITLBEE_VERSION; |
---|
1110 | else if( linebuf[len] == 'n' ) |
---|
1111 | add = irc->nick; |
---|
1112 | else |
---|
1113 | add = "%"; |
---|
1114 | |
---|
1115 | strncpy( linebuf + len, add, max - len ); |
---|
1116 | while( linebuf[++len] ); |
---|
1117 | } |
---|
1118 | else if( len < max ) |
---|
1119 | { |
---|
1120 | len ++; |
---|
1121 | } |
---|
1122 | } |
---|
1123 | irc_reply( irc, 376, ":End of MOTD" ); |
---|
1124 | closesocket( fd ); |
---|
1125 | } |
---|
1126 | } |
---|
1127 | |
---|
1128 | void irc_topic( irc_t *irc, char *channel ) |
---|
1129 | { |
---|
1130 | if( g_strcasecmp( channel, irc->channel ) == 0 ) |
---|
1131 | { |
---|
1132 | irc_reply( irc, 332, "%s :%s", channel, CONTROL_TOPIC ); |
---|
1133 | } |
---|
1134 | else |
---|
1135 | { |
---|
1136 | struct conversation *c = conv_findchannel( channel ); |
---|
1137 | |
---|
1138 | if( c ) |
---|
1139 | irc_reply( irc, 332, "%s :BitlBee groupchat: \"%s\". Please keep in mind that root-commands won't work here. Have fun!", channel, c->title ); |
---|
1140 | else |
---|
1141 | irc_reply( irc, 331, "%s :No topic for this channel" ); |
---|
1142 | } |
---|
1143 | } |
---|
1144 | |
---|
1145 | void irc_whois( irc_t *irc, char *nick ) |
---|
1146 | { |
---|
1147 | user_t *u = user_find( irc, nick ); |
---|
1148 | |
---|
1149 | if( u ) |
---|
1150 | { |
---|
1151 | irc_reply( irc, 311, "%s %s %s * :%s", u->nick, u->user, u->host, u->realname ); |
---|
1152 | |
---|
1153 | if( u->gc ) |
---|
1154 | irc_reply( irc, 312, "%s %s.%s :%s network", u->nick, u->gc->user->username, |
---|
1155 | *u->gc->user->proto_opt[0] ? u->gc->user->proto_opt[0] : "", proto_name[u->gc->user->protocol] ); |
---|
1156 | else |
---|
1157 | irc_reply( irc, 312, "%s %s :%s", u->nick, irc->myhost, IRCD_INFO ); |
---|
1158 | |
---|
1159 | if( !u->online ) |
---|
1160 | irc_reply( irc, 301, "%s :%s", u->nick, "User is offline" ); |
---|
1161 | else if( u->away ) |
---|
1162 | irc_reply( irc, 301, "%s :%s", u->nick, u->away ); |
---|
1163 | |
---|
1164 | irc_reply( irc, 318, "%s :End of /WHOIS list", nick ); |
---|
1165 | } |
---|
1166 | else |
---|
1167 | { |
---|
1168 | irc_reply( irc, 401, "%s :Nick does not exist", nick ); |
---|
1169 | } |
---|
1170 | } |
---|
1171 | |
---|
1172 | |
---|
1173 | void irc_umode_set( irc_t *irc, char *who, char *s ) |
---|
1174 | { |
---|
1175 | char m[256], st = 1, *t; |
---|
1176 | int i; |
---|
1177 | |
---|
1178 | memset( m, 0, sizeof( m ) ); |
---|
1179 | |
---|
1180 | for( t = irc->umode; *t; t ++ ) |
---|
1181 | m[(int)*t] = 1; |
---|
1182 | |
---|
1183 | for( t = s; *t; t ++ ) |
---|
1184 | { |
---|
1185 | if( *t == '+' || *t == '-' ) |
---|
1186 | st = *t == '+'; |
---|
1187 | else |
---|
1188 | m[(int)*t] = st; |
---|
1189 | } |
---|
1190 | |
---|
1191 | memset( irc->umode, 0, sizeof( irc->umode ) ); |
---|
1192 | |
---|
1193 | for( i = 0; i < 256 && strlen( irc->umode ) < ( sizeof( irc->umode ) - 1 ); i ++ ) |
---|
1194 | if( m[i] && strchr( UMODES, i ) ) |
---|
1195 | irc->umode[strlen(irc->umode)] = i; |
---|
1196 | |
---|
1197 | irc_reply( irc, 221, "+%s", irc->umode ); |
---|
1198 | } |
---|
1199 | |
---|
1200 | int irc_away( irc_t *irc, char *away ) |
---|
1201 | { |
---|
1202 | user_t *u = user_find( irc, irc->nick ); |
---|
1203 | GSList *c = get_connections(); |
---|
1204 | |
---|
1205 | if( !u ) return( 0 ); |
---|
1206 | |
---|
1207 | if( away && *away ) |
---|
1208 | { |
---|
1209 | int i, j; |
---|
1210 | |
---|
1211 | /* Copy away string, but skip control chars. Mainly because |
---|
1212 | Jabber really doesn't like them. */ |
---|
1213 | u->away = g_malloc( strlen( away ) + 1 ); |
---|
1214 | for( i = j = 0; away[i]; i ++ ) |
---|
1215 | if( ( u->away[j] = away[i] ) >= ' ' ) |
---|
1216 | j ++; |
---|
1217 | u->away[j] = 0; |
---|
1218 | |
---|
1219 | irc_reply( irc, 306, ":You're now away: %s", u->away ); |
---|
1220 | /* irc_umode_set( irc, irc->myhost, "+a" ); */ |
---|
1221 | } |
---|
1222 | else |
---|
1223 | { |
---|
1224 | if( u->away ) g_free( u->away ); |
---|
1225 | u->away = NULL; |
---|
1226 | /* irc_umode_set( irc, irc->myhost, "-a" ); */ |
---|
1227 | irc_reply( irc, 305, ":Welcome back" ); |
---|
1228 | } |
---|
1229 | |
---|
1230 | while( c ) |
---|
1231 | { |
---|
1232 | if( ((struct gaim_connection *)c->data)->flags & OPT_LOGGED_IN ) |
---|
1233 | proto_away( c->data, u->away ); |
---|
1234 | |
---|
1235 | c = c->next; |
---|
1236 | } |
---|
1237 | |
---|
1238 | return( 1 ); |
---|
1239 | } |
---|
1240 | |
---|
1241 | void irc_spawn( irc_t *irc, user_t *u ) |
---|
1242 | { |
---|
1243 | irc_join( irc, u, irc->channel ); |
---|
1244 | } |
---|
1245 | |
---|
1246 | void irc_join( irc_t *irc, user_t *u, char *channel ) |
---|
1247 | { |
---|
1248 | char *nick; |
---|
1249 | |
---|
1250 | if( ( g_strcasecmp( channel, irc->channel ) != 0 ) || user_find( irc, irc->nick ) ) |
---|
1251 | irc_write( irc, ":%s!%s@%s JOIN :%s", u->nick, u->user, u->host, channel ); |
---|
1252 | |
---|
1253 | if( nick_cmp( u->nick, irc->nick ) == 0 ) |
---|
1254 | { |
---|
1255 | irc_write( irc, ":%s MODE %s +%s", irc->myhost, channel, CMODE ); |
---|
1256 | irc_names( irc, channel ); |
---|
1257 | irc_topic( irc, channel ); |
---|
1258 | } |
---|
1259 | |
---|
1260 | nick = g_strdup( u->nick ); |
---|
1261 | nick_lc( nick ); |
---|
1262 | if( g_hash_table_lookup( irc->watches, nick ) ) |
---|
1263 | { |
---|
1264 | irc_reply( irc, 600, "%s %s %s %d :%s", u->nick, u->user, u->host, time( NULL ), "logged online" ); |
---|
1265 | } |
---|
1266 | g_free( nick ); |
---|
1267 | } |
---|
1268 | |
---|
1269 | void irc_part( irc_t *irc, user_t *u, char *channel ) |
---|
1270 | { |
---|
1271 | irc_write( irc, ":%s!%s@%s PART %s :%s", u->nick, u->user, u->host, channel, "" ); |
---|
1272 | } |
---|
1273 | |
---|
1274 | void irc_kick( irc_t *irc, user_t *u, char *channel, user_t *kicker ) |
---|
1275 | { |
---|
1276 | irc_write( irc, ":%s!%s@%s KICK %s %s :%s", kicker->nick, kicker->user, kicker->host, channel, u->nick, "" ); |
---|
1277 | } |
---|
1278 | |
---|
1279 | void irc_kill( irc_t *irc, user_t *u ) |
---|
1280 | { |
---|
1281 | char *nick; |
---|
1282 | |
---|
1283 | irc_write( irc, ":%s!%s@%s QUIT :%s", u->nick, u->user, u->host, "Leaving..." ); |
---|
1284 | |
---|
1285 | nick = g_strdup( u->nick ); |
---|
1286 | nick_lc( nick ); |
---|
1287 | if( g_hash_table_lookup( irc->watches, nick ) ) |
---|
1288 | { |
---|
1289 | irc_reply( irc, 601, "%s %s %s %d :%s", u->nick, u->user, u->host, time( NULL ), "logged offline" ); |
---|
1290 | } |
---|
1291 | g_free( nick ); |
---|
1292 | } |
---|
1293 | |
---|
1294 | void irc_invite( irc_t *irc, char *nick, char *channel ) |
---|
1295 | { |
---|
1296 | struct conversation *c = conv_findchannel( channel ); |
---|
1297 | user_t *u = user_find( irc, nick ); |
---|
1298 | |
---|
1299 | if( u && c && ( u->gc == c->gc ) ) |
---|
1300 | if( c->gc && c->gc->prpl && c->gc->prpl->chat_invite ) |
---|
1301 | { |
---|
1302 | c->gc->prpl->chat_invite( c->gc, c->id, "", u->handle ); |
---|
1303 | irc_reply( irc, 341, "%s %s", nick, channel ); |
---|
1304 | return; |
---|
1305 | } |
---|
1306 | |
---|
1307 | irc_reply( irc, 482, "%s :Invite impossible; User/Channel non-existent or incompatible", channel ); |
---|
1308 | } |
---|
1309 | |
---|
1310 | int irc_send( irc_t *irc, char *nick, char *s, int flags ) |
---|
1311 | { |
---|
1312 | struct conversation *c = NULL; |
---|
1313 | user_t *u = NULL; |
---|
1314 | |
---|
1315 | if( *nick == '#' ) |
---|
1316 | { |
---|
1317 | if( !( c = conv_findchannel( nick ) ) ) |
---|
1318 | { |
---|
1319 | irc_reply( irc, 403, "%s :Channel does not exist", nick ); |
---|
1320 | return( 0 ); |
---|
1321 | } |
---|
1322 | } |
---|
1323 | else |
---|
1324 | { |
---|
1325 | u = user_find( irc, nick ); |
---|
1326 | |
---|
1327 | if( !u ) |
---|
1328 | { |
---|
1329 | if( irc->is_private ) |
---|
1330 | irc_reply( irc, 401, "%s :Nick does not exist", nick ); |
---|
1331 | else |
---|
1332 | irc_usermsg( irc, "Nick `%s' does not exist!", nick ); |
---|
1333 | return( 0 ); |
---|
1334 | } |
---|
1335 | } |
---|
1336 | |
---|
1337 | if( *s == 1 && s[strlen(s)-1] == 1 ) |
---|
1338 | { |
---|
1339 | if( g_strncasecmp( s + 1, "ACTION", 6 ) == 0 ) |
---|
1340 | { |
---|
1341 | if( s[7] == ' ' ) s ++; |
---|
1342 | s += 3; |
---|
1343 | *(s++) = '/'; |
---|
1344 | *(s++) = 'm'; |
---|
1345 | *(s++) = 'e'; |
---|
1346 | *(s++) = ' '; |
---|
1347 | s -= 4; |
---|
1348 | s[strlen(s)-1] = 0; |
---|
1349 | } |
---|
1350 | else if( g_strncasecmp( s + 1, "VERSION", 7 ) == 0 ) |
---|
1351 | { |
---|
1352 | u = user_find( irc, irc->mynick ); |
---|
1353 | irc_privmsg( irc, u, "NOTICE", irc->nick, "", "\001VERSION BitlBee " BITLBEE_VERSION " " ARCH "/" CPU "\001" ); |
---|
1354 | return( 1 ); |
---|
1355 | } |
---|
1356 | else if( g_strncasecmp( s + 1, "PING", 4 ) == 0 ) |
---|
1357 | { |
---|
1358 | u = user_find( irc, irc->mynick ); |
---|
1359 | irc_privmsg( irc, u, "NOTICE", irc->nick, "", s ); |
---|
1360 | return( 1 ); |
---|
1361 | } |
---|
1362 | else if( g_strncasecmp( s + 1, "TYPING", 6 ) == 0 ) |
---|
1363 | { |
---|
1364 | if( u && u->gc && u->gc->prpl->send_typing && strlen( s ) >= 10 ) |
---|
1365 | { |
---|
1366 | time_t current_typing_notice = time( NULL ); |
---|
1367 | |
---|
1368 | if( current_typing_notice - u->last_typing_notice >= 5 ) |
---|
1369 | { |
---|
1370 | u->gc->prpl->send_typing( u->gc, u->handle, s[8] == '1' ); |
---|
1371 | u->last_typing_notice = current_typing_notice; |
---|
1372 | } |
---|
1373 | } |
---|
1374 | return( 1 ); |
---|
1375 | } |
---|
1376 | else |
---|
1377 | { |
---|
1378 | irc_usermsg( irc, "Non-ACTION CTCP's aren't supported" ); |
---|
1379 | return( 0 ); |
---|
1380 | } |
---|
1381 | } |
---|
1382 | |
---|
1383 | if( u ) |
---|
1384 | { |
---|
1385 | /* For the next message, we probably do have to send new notices... */ |
---|
1386 | u->last_typing_notice = 0; |
---|
1387 | u->is_private = irc->is_private; |
---|
1388 | |
---|
1389 | if( u->is_private ) |
---|
1390 | { |
---|
1391 | if( !u->online ) |
---|
1392 | irc_reply( irc, 301, "%s :%s", u->nick, "User is offline" ); |
---|
1393 | else if( u->away ) |
---|
1394 | irc_reply( irc, 301, "%s :%s", u->nick, u->away ); |
---|
1395 | } |
---|
1396 | |
---|
1397 | if( u->send_handler ) |
---|
1398 | return( u->send_handler( irc, u, s, flags ) ); |
---|
1399 | } |
---|
1400 | else if( c && c->gc && c->gc->prpl ) |
---|
1401 | { |
---|
1402 | return( serv_send_chat( irc, c->gc, c->id, s ) ); |
---|
1403 | } |
---|
1404 | |
---|
1405 | return( 0 ); |
---|
1406 | } |
---|
1407 | |
---|
1408 | gboolean buddy_send_handler_delayed( gpointer data ) |
---|
1409 | { |
---|
1410 | user_t *u = data; |
---|
1411 | |
---|
1412 | u->sendbuf[u->sendbuf_len-2] = 0; /* Cut off the last newline */ |
---|
1413 | serv_send_im( u->gc->irc, u, u->sendbuf, u->sendbuf_flags ); |
---|
1414 | |
---|
1415 | g_free( u->sendbuf ); |
---|
1416 | u->sendbuf = NULL; |
---|
1417 | u->sendbuf_len = 0; |
---|
1418 | u->sendbuf_timer = 0; |
---|
1419 | u->sendbuf_flags = 0; |
---|
1420 | |
---|
1421 | return( FALSE ); |
---|
1422 | } |
---|
1423 | |
---|
1424 | int buddy_send_handler( irc_t *irc, user_t *u, char *msg, int flags ) |
---|
1425 | { |
---|
1426 | if( !u || !u->gc ) return( 0 ); |
---|
1427 | |
---|
1428 | if( set_getint( irc, "buddy_sendbuffer" ) && set_getint( irc, "buddy_sendbuffer_delay" ) > 0 ) |
---|
1429 | { |
---|
1430 | if( u->sendbuf_len > 0 && u->sendbuf_flags != flags) |
---|
1431 | { |
---|
1432 | //Flush the buffer |
---|
1433 | g_source_remove( u->sendbuf_timer ); |
---|
1434 | buddy_send_handler_delayed( u ); |
---|
1435 | } |
---|
1436 | |
---|
1437 | if( u->sendbuf_len == 0 ) |
---|
1438 | { |
---|
1439 | u->sendbuf_len = strlen( msg ) + 2; |
---|
1440 | u->sendbuf = g_new (char, u->sendbuf_len ); |
---|
1441 | u->sendbuf[0] = 0; |
---|
1442 | u->sendbuf_flags = flags; |
---|
1443 | } |
---|
1444 | else |
---|
1445 | { |
---|
1446 | u->sendbuf_len += strlen( msg ) + 1; |
---|
1447 | u->sendbuf = g_renew ( char, u->sendbuf, u->sendbuf_len ); |
---|
1448 | } |
---|
1449 | |
---|
1450 | strcat( u->sendbuf, msg ); |
---|
1451 | strcat( u->sendbuf, "\n" ); |
---|
1452 | |
---|
1453 | if( u->sendbuf_timer > 0 ) |
---|
1454 | g_source_remove( u->sendbuf_timer ); |
---|
1455 | u->sendbuf_timer = g_timeout_add( set_getint( irc, "buddy_sendbuffer_delay" ) * 1000, |
---|
1456 | buddy_send_handler_delayed, u ); |
---|
1457 | |
---|
1458 | return( 1 ); |
---|
1459 | } |
---|
1460 | else |
---|
1461 | { |
---|
1462 | return( serv_send_im( irc, u, msg, flags ) ); |
---|
1463 | } |
---|
1464 | } |
---|
1465 | |
---|
1466 | int irc_privmsg( irc_t *irc, user_t *u, char *type, char *to, char *prefix, char *msg ) |
---|
1467 | { |
---|
1468 | char last = 0; |
---|
1469 | char *s = msg, *line = msg; |
---|
1470 | |
---|
1471 | /* The almighty linesplitter .. woohoo!! */ |
---|
1472 | while( !last ) |
---|
1473 | { |
---|
1474 | if( *s == '\r' && *(s+1) == '\n' ) |
---|
1475 | *(s++) = 0; |
---|
1476 | if( *s == '\n' ) |
---|
1477 | { |
---|
1478 | last = s[1] == 0; |
---|
1479 | *s = 0; |
---|
1480 | } |
---|
1481 | else |
---|
1482 | { |
---|
1483 | last = s[0] == 0; |
---|
1484 | } |
---|
1485 | if( *s == 0 ) |
---|
1486 | { |
---|
1487 | if( g_strncasecmp( line, "/me ", 4 ) == 0 && ( !prefix || !*prefix ) && g_strcasecmp( type, "PRIVMSG" ) == 0 ) |
---|
1488 | { |
---|
1489 | irc_write( irc, ":%s!%s@%s %s %s :\001ACTION %s\001", u->nick, u->user, u->host, |
---|
1490 | type, to, line + 4 ); |
---|
1491 | } |
---|
1492 | else |
---|
1493 | { |
---|
1494 | irc_write( irc, ":%s!%s@%s %s %s :%s%s", u->nick, u->user, u->host, |
---|
1495 | type, to, prefix, line ); |
---|
1496 | } |
---|
1497 | line = s + 1; |
---|
1498 | } |
---|
1499 | s ++; |
---|
1500 | } |
---|
1501 | |
---|
1502 | return( 1 ); |
---|
1503 | } |
---|
1504 | |
---|
1505 | int irc_msgfrom( irc_t *irc, char *nick, char *msg ) |
---|
1506 | { |
---|
1507 | user_t *u = user_find( irc, nick ); |
---|
1508 | static char *prefix = NULL; |
---|
1509 | |
---|
1510 | if( !u ) return( 0 ); |
---|
1511 | if( prefix && *prefix ) g_free( prefix ); |
---|
1512 | |
---|
1513 | if( !u->is_private && nick_cmp( u->nick, irc->mynick ) != 0 ) |
---|
1514 | { |
---|
1515 | int len = strlen( irc->nick) + 3; |
---|
1516 | prefix = g_new (char, len ); |
---|
1517 | g_snprintf( prefix, len, "%s%s", irc->nick, set_getstr( irc, "to_char" ) ); |
---|
1518 | prefix[len-1] = 0; |
---|
1519 | } |
---|
1520 | else |
---|
1521 | { |
---|
1522 | prefix = ""; |
---|
1523 | } |
---|
1524 | |
---|
1525 | return( irc_privmsg( irc, u, "PRIVMSG", u->is_private ? irc->nick : irc->channel, prefix, msg ) ); |
---|
1526 | } |
---|
1527 | |
---|
1528 | int irc_noticefrom( irc_t *irc, char *nick, char *msg ) |
---|
1529 | { |
---|
1530 | user_t *u = user_find( irc, nick ); |
---|
1531 | |
---|
1532 | if( u ) |
---|
1533 | return( irc_privmsg( irc, u, "NOTICE", irc->nick, "", msg ) ); |
---|
1534 | else |
---|
1535 | return( 0 ); |
---|
1536 | } |
---|
1537 | |
---|
1538 | /* Returns 0 if everything seems to be okay, a number >0 when there was a |
---|
1539 | timeout. The number returned is the number of seconds we received no |
---|
1540 | pongs from the user. When not connected yet, we don't ping but drop the |
---|
1541 | connection when the user fails to connect in IRC_LOGIN_TIMEOUT secs. */ |
---|
1542 | static gboolean irc_userping( gpointer _irc ) |
---|
1543 | { |
---|
1544 | irc_t *irc = _irc; |
---|
1545 | int rv = 0; |
---|
1546 | |
---|
1547 | if( irc->status < USTATUS_LOGGED_IN ) |
---|
1548 | { |
---|
1549 | if( gettime() > ( irc->last_pong + IRC_LOGIN_TIMEOUT ) ) |
---|
1550 | rv = gettime() - irc->last_pong; |
---|
1551 | } |
---|
1552 | else |
---|
1553 | { |
---|
1554 | if( ( gettime() > ( irc->last_pong + global.conf->ping_interval ) ) && !irc->pinging ) |
---|
1555 | { |
---|
1556 | irc_write( irc, "PING :%s", IRC_PING_STRING ); |
---|
1557 | irc->pinging = 1; |
---|
1558 | } |
---|
1559 | else if( gettime() > ( irc->last_pong + global.conf->ping_timeout ) ) |
---|
1560 | { |
---|
1561 | rv = gettime() - irc->last_pong; |
---|
1562 | } |
---|
1563 | } |
---|
1564 | |
---|
1565 | if( rv > 0 ) |
---|
1566 | { |
---|
1567 | irc_write( irc, "ERROR :Closing Link: Ping Timeout: %d seconds", rv ); |
---|
1568 | irc_free( irc ); |
---|
1569 | return FALSE; |
---|
1570 | } |
---|
1571 | |
---|
1572 | return TRUE; |
---|
1573 | } |
---|