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 | /* MSN module - Main file; functions to be called from BitlBee */ |
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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 | #include "nogaim.h" |
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27 | #include "msn.h" |
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28 | |
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29 | static char *msn_set_display_name( set_t *set, char *value ); |
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30 | |
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31 | static void msn_init( account_t *acc ) |
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32 | { |
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33 | set_t *s; |
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34 | |
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35 | s = set_add( &acc->set, "display_name", NULL, msn_set_display_name, acc ); |
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36 | s->flags |= ACC_SET_NOSAVE | ACC_SET_ONLINE_ONLY; |
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37 | } |
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38 | |
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39 | static void msn_login( account_t *acc ) |
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40 | { |
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41 | struct im_connection *ic = imc_new( acc ); |
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42 | struct msn_data *md = g_new0( struct msn_data, 1 ); |
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43 | |
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44 | ic->proto_data = md; |
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45 | md->fd = -1; |
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46 | |
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47 | if( strchr( acc->user, '@' ) == NULL ) |
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48 | { |
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49 | imc_error( ic, "Invalid account name" ); |
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50 | imc_logout( ic, FALSE ); |
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51 | return; |
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52 | } |
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53 | |
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54 | imc_log( ic, "Connecting" ); |
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55 | |
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56 | md->fd = proxy_connect( "messenger.hotmail.com", 1863, msn_ns_connected, ic ); |
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57 | if( md->fd < 0 ) |
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58 | { |
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59 | imc_error( ic, "Could not connect to server" ); |
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60 | imc_logout( ic, TRUE ); |
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61 | return; |
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62 | } |
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63 | |
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64 | md->ic = ic; |
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65 | md->away_state = msn_away_state_list; |
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66 | |
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67 | msn_connections = g_slist_append( msn_connections, ic ); |
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68 | } |
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69 | |
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70 | static void msn_logout( struct im_connection *ic ) |
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71 | { |
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72 | struct msn_data *md = ic->proto_data; |
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73 | GSList *l; |
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74 | |
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75 | if( md ) |
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76 | { |
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77 | if( md->fd >= 0 ) |
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78 | closesocket( md->fd ); |
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79 | |
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80 | if( md->handler ) |
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81 | { |
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82 | if( md->handler->rxq ) g_free( md->handler->rxq ); |
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83 | if( md->handler->cmd_text ) g_free( md->handler->cmd_text ); |
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84 | g_free( md->handler ); |
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85 | } |
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86 | |
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87 | while( md->switchboards ) |
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88 | msn_sb_destroy( md->switchboards->data ); |
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89 | |
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90 | if( md->msgq ) |
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91 | { |
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92 | struct msn_message *m; |
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93 | |
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94 | for( l = md->msgq; l; l = l->next ) |
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95 | { |
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96 | m = l->data; |
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97 | |
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98 | imc_log( ic, "Warning: Closing down MSN connection with unsent message to %s, you'll have to resend it.", m->who ); |
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99 | g_free( m->who ); |
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100 | g_free( m->text ); |
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101 | g_free( m ); |
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102 | } |
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103 | g_slist_free( md->msgq ); |
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104 | } |
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105 | |
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106 | while( md->groupcount > 0 ) |
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107 | g_free( md->grouplist[--md->groupcount] ); |
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108 | g_free( md->grouplist ); |
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109 | |
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110 | g_free( md ); |
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111 | } |
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112 | |
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113 | for( l = ic->permit; l; l = l->next ) |
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114 | g_free( l->data ); |
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115 | g_slist_free( ic->permit ); |
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116 | |
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117 | for( l = ic->deny; l; l = l->next ) |
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118 | g_free( l->data ); |
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119 | g_slist_free( ic->deny ); |
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120 | |
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121 | msn_connections = g_slist_remove( msn_connections, ic ); |
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122 | } |
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123 | |
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124 | static int msn_send_im( struct im_connection *ic, char *who, char *message, int away ) |
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125 | { |
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126 | struct msn_switchboard *sb; |
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127 | struct msn_data *md = ic->proto_data; |
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128 | |
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129 | if( ( sb = msn_sb_by_handle( ic, who ) ) ) |
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130 | { |
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131 | return( msn_sb_sendmessage( sb, message ) ); |
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132 | } |
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133 | else |
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134 | { |
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135 | struct msn_message *m; |
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136 | char buf[1024]; |
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137 | |
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138 | /* Create a message. We have to arrange a usable switchboard, and send the message later. */ |
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139 | m = g_new0( struct msn_message, 1 ); |
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140 | m->who = g_strdup( who ); |
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141 | m->text = g_strdup( message ); |
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142 | |
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143 | /* FIXME: *CHECK* the reliability of using spare sb's! */ |
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144 | if( ( sb = msn_sb_spare( ic ) ) ) |
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145 | { |
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146 | debug( "Trying to use a spare switchboard to message %s", who ); |
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147 | |
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148 | sb->who = g_strdup( who ); |
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149 | g_snprintf( buf, sizeof( buf ), "CAL %d %s\r\n", ++sb->trId, who ); |
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150 | if( msn_sb_write( sb, buf, strlen( buf ) ) ) |
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151 | { |
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152 | /* He/She should join the switchboard soon, let's queue the message. */ |
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153 | sb->msgq = g_slist_append( sb->msgq, m ); |
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154 | return( 1 ); |
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155 | } |
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156 | } |
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157 | |
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158 | debug( "Creating a new switchboard to message %s", who ); |
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159 | |
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160 | /* If we reach this line, there was no spare switchboard, so let's make one. */ |
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161 | g_snprintf( buf, sizeof( buf ), "XFR %d SB\r\n", ++md->trId ); |
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162 | if( !msn_write( ic, buf, strlen( buf ) ) ) |
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163 | { |
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164 | g_free( m->who ); |
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165 | g_free( m->text ); |
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166 | g_free( m ); |
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167 | |
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168 | return( 0 ); |
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169 | } |
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170 | |
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171 | /* And queue the message to md. We'll pick it up when the switchboard comes up. */ |
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172 | md->msgq = g_slist_append( md->msgq, m ); |
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173 | |
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174 | /* FIXME: If the switchboard creation fails, the message will not be sent. */ |
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175 | |
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176 | return( 1 ); |
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177 | } |
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178 | |
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179 | return( 0 ); |
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180 | } |
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181 | |
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182 | static GList *msn_away_states( struct im_connection *ic ) |
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183 | { |
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184 | static GList *l = NULL; |
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185 | int i; |
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186 | |
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187 | if( l == NULL ) |
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188 | for( i = 0; msn_away_state_list[i].number > -1; i ++ ) |
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189 | l = g_list_append( l, (void*) msn_away_state_list[i].name ); |
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190 | |
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191 | return l; |
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192 | } |
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193 | |
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194 | static char *msn_get_status_string( struct im_connection *ic, int number ) |
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195 | { |
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196 | const struct msn_away_state *st = msn_away_state_by_number( number ); |
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197 | |
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198 | if( st ) |
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199 | return( (char*) st->name ); |
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200 | else |
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201 | return( "" ); |
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202 | } |
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203 | |
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204 | static void msn_set_away( struct im_connection *ic, char *state, char *message ) |
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205 | { |
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206 | char buf[1024]; |
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207 | struct msn_data *md = ic->proto_data; |
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208 | const struct msn_away_state *st; |
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209 | |
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210 | if( strcmp( state, GAIM_AWAY_CUSTOM ) == 0 ) |
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211 | st = msn_away_state_by_name( "Away" ); |
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212 | else |
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213 | st = msn_away_state_by_name( state ); |
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214 | |
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215 | if( !st ) st = msn_away_state_list; |
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216 | md->away_state = st; |
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217 | |
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218 | g_snprintf( buf, sizeof( buf ), "CHG %d %s\r\n", ++md->trId, st->code ); |
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219 | msn_write( ic, buf, strlen( buf ) ); |
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220 | } |
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221 | |
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222 | static void msn_set_my_name( struct im_connection *ic, char *info ) |
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223 | { |
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224 | msn_set_display_name( set_find( &ic->acc->set, "display_name" ), info ); |
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225 | } |
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226 | |
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227 | static void msn_get_info(struct im_connection *ic, char *who) |
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228 | { |
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229 | /* Just make an URL and let the user fetch the info */ |
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230 | imc_log( ic, "%s\n%s: %s%s", _("User Info"), _("For now, fetch yourself"), PROFILE_URL, who ); |
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231 | } |
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232 | |
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233 | static void msn_add_buddy( struct im_connection *ic, char *who, char *group ) |
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234 | { |
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235 | msn_buddy_list_add( ic, "FL", who, who ); |
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236 | } |
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237 | |
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238 | static void msn_remove_buddy( struct im_connection *ic, char *who, char *group ) |
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239 | { |
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240 | msn_buddy_list_remove( ic, "FL", who ); |
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241 | } |
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242 | |
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243 | static void msn_chat_send( struct groupchat *c, char *message, int flags ) |
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244 | { |
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245 | struct msn_switchboard *sb = msn_sb_by_chat( c ); |
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246 | |
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247 | if( sb ) |
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248 | msn_sb_sendmessage( sb, message ); |
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249 | /* FIXME: Error handling (although this can't happen unless something's |
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250 | already severely broken) disappeared here! */ |
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251 | } |
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252 | |
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253 | static void msn_chat_invite( struct groupchat *c, char *msg, char *who ) |
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254 | { |
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255 | struct msn_switchboard *sb = msn_sb_by_chat( c ); |
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256 | char buf[1024]; |
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257 | |
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258 | if( sb ) |
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259 | { |
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260 | g_snprintf( buf, sizeof( buf ), "CAL %d %s\r\n", ++sb->trId, who ); |
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261 | msn_sb_write( sb, buf, strlen( buf ) ); |
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262 | } |
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263 | } |
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264 | |
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265 | static void msn_chat_leave( struct groupchat *c ) |
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266 | { |
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267 | struct msn_switchboard *sb = msn_sb_by_chat( c ); |
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268 | |
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269 | if( sb ) |
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270 | msn_sb_write( sb, "OUT\r\n", 5 ); |
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271 | } |
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272 | |
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273 | static struct groupchat *msn_chat_with( struct im_connection *ic, char *who ) |
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274 | { |
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275 | struct msn_switchboard *sb; |
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276 | struct msn_data *md = ic->proto_data; |
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277 | char buf[1024]; |
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278 | |
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279 | if( ( sb = msn_sb_by_handle( ic, who ) ) ) |
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280 | { |
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281 | debug( "Converting existing switchboard to %s to a groupchat", who ); |
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282 | return msn_sb_to_chat( sb ); |
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283 | } |
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284 | else |
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285 | { |
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286 | struct msn_message *m; |
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287 | |
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288 | if( ( sb = msn_sb_spare( ic ) ) ) |
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289 | { |
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290 | debug( "Trying to reuse an existing switchboard as a groupchat with %s", who ); |
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291 | g_snprintf( buf, sizeof( buf ), "CAL %d %s\r\n", ++sb->trId, who ); |
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292 | if( msn_sb_write( sb, buf, strlen( buf ) ) ) |
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293 | return msn_sb_to_chat( sb ); |
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294 | } |
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295 | |
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296 | /* If the stuff above failed for some reason: */ |
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297 | debug( "Creating a new switchboard to groupchat with %s", who ); |
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298 | |
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299 | /* Request a new switchboard. */ |
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300 | g_snprintf( buf, sizeof( buf ), "XFR %d SB\r\n", ++md->trId ); |
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301 | if( !msn_write( ic, buf, strlen( buf ) ) ) |
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302 | return( 0 ); |
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303 | |
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304 | /* Create a magic message. This is quite hackish, but who cares? :-P */ |
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305 | m = g_new0( struct msn_message, 1 ); |
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306 | m->who = g_strdup( who ); |
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307 | m->text = g_strdup( GROUPCHAT_SWITCHBOARD_MESSAGE ); |
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308 | |
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309 | /* Queue the magic message and cross your fingers. */ |
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310 | md->msgq = g_slist_append( md->msgq, m ); |
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311 | |
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312 | /* FIXME: Can I try to return something here already? */ |
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313 | return NULL; |
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314 | } |
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315 | |
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316 | return NULL; |
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317 | } |
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318 | |
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319 | static void msn_keepalive( struct im_connection *ic ) |
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320 | { |
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321 | msn_write( ic, "PNG\r\n", strlen( "PNG\r\n" ) ); |
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322 | } |
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323 | |
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324 | static void msn_add_permit( struct im_connection *ic, char *who ) |
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325 | { |
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326 | msn_buddy_list_add( ic, "AL", who, who ); |
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327 | } |
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328 | |
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329 | static void msn_rem_permit( struct im_connection *ic, char *who ) |
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330 | { |
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331 | msn_buddy_list_remove( ic, "AL", who ); |
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332 | } |
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333 | |
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334 | static void msn_add_deny( struct im_connection *ic, char *who ) |
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335 | { |
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336 | struct msn_switchboard *sb; |
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337 | |
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338 | msn_buddy_list_add( ic, "BL", who, who ); |
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339 | |
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340 | /* If there's still a conversation with this person, close it. */ |
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341 | if( ( sb = msn_sb_by_handle( ic, who ) ) ) |
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342 | { |
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343 | msn_sb_destroy( sb ); |
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344 | } |
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345 | } |
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346 | |
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347 | static void msn_rem_deny( struct im_connection *ic, char *who ) |
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348 | { |
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349 | msn_buddy_list_remove( ic, "BL", who ); |
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350 | } |
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351 | |
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352 | static int msn_send_typing( struct im_connection *ic, char *who, int typing ) |
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353 | { |
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354 | if( typing ) |
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355 | return( msn_send_im( ic, who, TYPING_NOTIFICATION_MESSAGE, 0 ) ); |
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356 | else |
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357 | return( 1 ); |
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358 | } |
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359 | |
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360 | static char *msn_set_display_name( set_t *set, char *value ) |
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361 | { |
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362 | account_t *acc = set->data; |
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363 | struct im_connection *ic = acc->ic; |
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364 | struct msn_data *md; |
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365 | char buf[1024], *fn; |
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366 | |
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367 | /* Double-check. */ |
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368 | if( ic == NULL ) |
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369 | return NULL; |
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370 | |
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371 | md = ic->proto_data; |
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372 | |
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373 | if( strlen( value ) > 129 ) |
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374 | { |
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375 | imc_log( ic, "Maximum name length exceeded" ); |
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376 | return NULL; |
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377 | } |
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378 | |
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379 | fn = msn_http_encode( value ); |
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380 | |
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381 | g_snprintf( buf, sizeof( buf ), "REA %d %s %s\r\n", ++md->trId, ic->acc->user, fn ); |
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382 | msn_write( ic, buf, strlen( buf ) ); |
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383 | g_free( fn ); |
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384 | |
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385 | /* Returning NULL would be better, because the server still has to |
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386 | confirm the name change. However, it looks a bit confusing to the |
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387 | user. */ |
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388 | return value; |
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389 | } |
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390 | |
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391 | void msn_initmodule() |
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392 | { |
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393 | struct prpl *ret = g_new0(struct prpl, 1); |
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394 | |
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395 | ret->name = "msn"; |
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396 | ret->login = msn_login; |
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397 | ret->init = msn_init; |
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398 | ret->logout = msn_logout; |
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399 | ret->send_im = msn_send_im; |
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400 | ret->away_states = msn_away_states; |
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401 | ret->get_status_string = msn_get_status_string; |
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402 | ret->set_away = msn_set_away; |
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403 | ret->get_info = msn_get_info; |
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404 | ret->set_my_name = msn_set_my_name; |
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405 | ret->add_buddy = msn_add_buddy; |
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406 | ret->remove_buddy = msn_remove_buddy; |
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407 | ret->chat_send = msn_chat_send; |
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408 | ret->chat_invite = msn_chat_invite; |
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409 | ret->chat_leave = msn_chat_leave; |
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410 | ret->chat_with = msn_chat_with; |
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411 | ret->keepalive = msn_keepalive; |
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412 | ret->add_permit = msn_add_permit; |
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413 | ret->rem_permit = msn_rem_permit; |
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414 | ret->add_deny = msn_add_deny; |
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415 | ret->rem_deny = msn_rem_deny; |
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416 | ret->send_typing = msn_send_typing; |
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417 | ret->handle_cmp = g_strcasecmp; |
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418 | |
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419 | register_protocol(ret); |
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420 | } |
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