1 | /***************************************************************************\ |
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2 | * * |
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3 | * BitlBee - An IRC to IM gateway * |
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4 | * Jabber module - IQ packets * |
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5 | * * |
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6 | * Copyright 2006 Wilmer van der Gaast <wilmer@gaast.net> * |
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7 | * * |
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8 | * This program is free software; you can redistribute it and/or modify * |
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9 | * it under the terms of the GNU General Public License as published by * |
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10 | * the Free Software Foundation; either version 2 of the License, or * |
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11 | * (at your option) any later version. * |
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12 | * * |
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13 | * This program is distributed in the hope that it will be useful, * |
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14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
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15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
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16 | * GNU General Public License for more details. * |
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17 | * * |
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18 | * You should have received a copy of the GNU General Public License along * |
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19 | * with this program; if not, write to the Free Software Foundation, Inc., * |
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20 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * |
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21 | * * |
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22 | \***************************************************************************/ |
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23 | |
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24 | #include "jabber.h" |
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25 | #include "sha1.h" |
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26 | |
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27 | static xt_status jabber_parse_roster( struct im_connection *ic, struct xt_node *node, struct xt_node *orig ); |
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28 | static xt_status jabber_iq_display_vcard( struct im_connection *ic, struct xt_node *node, struct xt_node *orig ); |
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29 | |
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30 | xt_status jabber_pkt_iq( struct xt_node *node, gpointer data ) |
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31 | { |
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32 | struct im_connection *ic = data; |
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33 | struct xt_node *c, *reply = NULL; |
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34 | char *type, *s; |
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35 | int st, pack = 1; |
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36 | |
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37 | type = xt_find_attr( node, "type" ); |
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38 | |
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39 | if( !type ) |
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40 | { |
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41 | imcb_error( ic, "Received IQ packet without type." ); |
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42 | imc_logout( ic, TRUE ); |
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43 | return XT_ABORT; |
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44 | } |
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45 | |
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46 | if( strcmp( type, "result" ) == 0 || strcmp( type, "error" ) == 0 ) |
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47 | { |
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48 | return jabber_cache_handle_packet( ic, node ); |
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49 | } |
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50 | else if( strcmp( type, "get" ) == 0 ) |
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51 | { |
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52 | if( !( ( c = xt_find_node( node->children, "query" ) ) || |
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53 | ( c = xt_find_node( node->children, "ping" ) ) ) || |
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54 | !( s = xt_find_attr( c, "xmlns" ) ) ) |
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55 | { |
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56 | /* Sigh. Who decided to suddenly invent new elements |
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57 | instead of just sticking with <query/>? */ |
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58 | return XT_HANDLED; |
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59 | } |
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60 | |
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61 | reply = xt_new_node( "query", NULL, NULL ); |
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62 | xt_add_attr( reply, "xmlns", s ); |
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63 | |
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64 | /* Of course this is a very essential query to support. ;-) */ |
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65 | if( strcmp( s, XMLNS_VERSION ) == 0 ) |
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66 | { |
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67 | xt_add_child( reply, xt_new_node( "name", "BitlBee", NULL ) ); |
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68 | xt_add_child( reply, xt_new_node( "version", BITLBEE_VERSION, NULL ) ); |
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69 | xt_add_child( reply, xt_new_node( "os", ARCH, NULL ) ); |
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70 | } |
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71 | else if( strcmp( s, XMLNS_TIME ) == 0 ) |
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72 | { |
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73 | time_t time_ep; |
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74 | char buf[1024]; |
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75 | |
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76 | buf[sizeof(buf)-1] = 0; |
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77 | time_ep = time( NULL ); |
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78 | |
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79 | strftime( buf, sizeof( buf ) - 1, "%Y%m%dT%H:%M:%S", gmtime( &time_ep ) ); |
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80 | xt_add_child( reply, xt_new_node( "utc", buf, NULL ) ); |
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81 | |
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82 | strftime( buf, sizeof( buf ) - 1, "%Z", localtime( &time_ep ) ); |
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83 | xt_add_child( reply, xt_new_node( "tz", buf, NULL ) ); |
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84 | } |
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85 | else if( strcmp( s, XMLNS_PING ) == 0 ) |
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86 | { |
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87 | xt_free_node( reply ); |
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88 | reply = jabber_make_packet( "iq", "result", xt_find_attr( node, "from" ), NULL ); |
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89 | if( ( s = xt_find_attr( node, "id" ) ) ) |
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90 | xt_add_attr( reply, "id", s ); |
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91 | pack = 0; |
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92 | } |
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93 | else if( strcmp( s, XMLNS_DISCO_INFO ) == 0 ) |
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94 | { |
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95 | const char *features[] = { XMLNS_DISCO_INFO, |
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96 | XMLNS_VERSION, |
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97 | XMLNS_TIME, |
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98 | XMLNS_CHATSTATES, |
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99 | XMLNS_MUC, |
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100 | XMLNS_PING, |
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101 | XMLNS_SI, |
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102 | XMLNS_BYTESTREAMS, |
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103 | XMLNS_FILETRANSFER, |
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104 | NULL }; |
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105 | const char **f; |
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106 | |
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107 | c = xt_new_node( "identity", NULL, NULL ); |
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108 | xt_add_attr( c, "category", "client" ); |
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109 | xt_add_attr( c, "type", "pc" ); |
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110 | xt_add_attr( c, "name", "BitlBee" ); |
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111 | xt_add_child( reply, c ); |
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112 | |
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113 | for( f = features; *f; f ++ ) |
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114 | { |
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115 | c = xt_new_node( "feature", NULL, NULL ); |
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116 | xt_add_attr( c, "var", *f ); |
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117 | xt_add_child( reply, c ); |
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118 | } |
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119 | } |
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120 | else |
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121 | { |
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122 | xt_free_node( reply ); |
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123 | reply = jabber_make_error_packet( node, "feature-not-implemented", "cancel", NULL ); |
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124 | pack = 0; |
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125 | } |
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126 | } |
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127 | else if( strcmp( type, "set" ) == 0 ) |
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128 | { |
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129 | if( ( c = xt_find_node( node->children, "si" ) ) && |
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130 | ( strcmp( xt_find_attr( c, "xmlns" ), XMLNS_SI ) == 0 ) ) |
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131 | { |
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132 | return jabber_si_handle_request( ic, node, c ); |
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133 | } |
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134 | else if( !( c = xt_find_node( node->children, "query" ) ) || |
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135 | !( s = xt_find_attr( c, "xmlns" ) ) ) |
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136 | { |
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137 | imcb_log( ic, "Warning: Received incomplete IQ-%s packet", type ); |
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138 | return XT_HANDLED; |
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139 | } |
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140 | else if( strcmp( s, XMLNS_ROSTER ) == 0 ) |
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141 | { |
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142 | /* This is a roster push. XMPP servers send this when someone |
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143 | was added to (or removed from) the buddy list. AFAIK they're |
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144 | sent even if we added this buddy in our own session. */ |
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145 | int bare_len = strlen( ic->acc->user ); |
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146 | |
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147 | if( ( s = xt_find_attr( node, "from" ) ) == NULL || |
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148 | ( strncmp( s, ic->acc->user, bare_len ) == 0 && |
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149 | ( s[bare_len] == 0 || s[bare_len] == '/' ) ) ) |
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150 | { |
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151 | jabber_parse_roster( ic, node, NULL ); |
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152 | |
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153 | /* Should we generate a reply here? Don't think it's |
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154 | very important... */ |
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155 | } |
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156 | else |
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157 | { |
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158 | imcb_log( ic, "Warning: %s tried to fake a roster push!", s ? s : "(unknown)" ); |
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159 | |
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160 | xt_free_node( reply ); |
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161 | reply = jabber_make_error_packet( node, "not-allowed", "cancel", NULL ); |
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162 | pack = 0; |
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163 | } |
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164 | } |
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165 | else if( strcmp( s, XMLNS_BYTESTREAMS ) == 0 ) |
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166 | { |
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167 | /* Bytestream Request (stage 2 of file transfer) */ |
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168 | return jabber_bs_recv_request( ic, node, c ); |
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169 | } |
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170 | else |
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171 | { |
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172 | xt_free_node( reply ); |
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173 | reply = jabber_make_error_packet( node, "feature-not-implemented", "cancel", NULL ); |
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174 | pack = 0; |
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175 | } |
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176 | } |
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177 | |
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178 | /* If we recognized the xmlns and managed to generate a reply, |
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179 | finish and send it. */ |
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180 | if( reply ) |
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181 | { |
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182 | /* Normally we still have to pack it into an iq-result |
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183 | packet, but for errors, for example, we don't. */ |
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184 | if( pack ) |
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185 | { |
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186 | reply = jabber_make_packet( "iq", "result", xt_find_attr( node, "from" ), reply ); |
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187 | if( ( s = xt_find_attr( node, "id" ) ) ) |
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188 | xt_add_attr( reply, "id", s ); |
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189 | } |
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190 | |
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191 | st = jabber_write_packet( ic, reply ); |
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192 | xt_free_node( reply ); |
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193 | if( !st ) |
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194 | return XT_ABORT; |
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195 | } |
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196 | |
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197 | return XT_HANDLED; |
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198 | } |
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199 | |
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200 | static xt_status jabber_do_iq_auth( struct im_connection *ic, struct xt_node *node, struct xt_node *orig ); |
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201 | static xt_status jabber_finish_iq_auth( struct im_connection *ic, struct xt_node *node, struct xt_node *orig ); |
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202 | |
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203 | int jabber_init_iq_auth( struct im_connection *ic ) |
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204 | { |
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205 | struct jabber_data *jd = ic->proto_data; |
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206 | struct xt_node *node; |
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207 | int st; |
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208 | |
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209 | node = xt_new_node( "query", NULL, xt_new_node( "username", jd->username, NULL ) ); |
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210 | xt_add_attr( node, "xmlns", XMLNS_AUTH ); |
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211 | node = jabber_make_packet( "iq", "get", NULL, node ); |
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212 | |
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213 | jabber_cache_add( ic, node, jabber_do_iq_auth ); |
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214 | st = jabber_write_packet( ic, node ); |
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215 | |
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216 | return st; |
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217 | } |
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218 | |
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219 | static xt_status jabber_do_iq_auth( struct im_connection *ic, struct xt_node *node, struct xt_node *orig ) |
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220 | { |
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221 | struct jabber_data *jd = ic->proto_data; |
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222 | struct xt_node *reply, *query; |
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223 | xt_status st; |
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224 | char *s; |
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225 | |
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226 | if( !( query = xt_find_node( node->children, "query" ) ) ) |
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227 | { |
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228 | imcb_log( ic, "Warning: Received incomplete IQ packet while authenticating" ); |
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229 | imc_logout( ic, FALSE ); |
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230 | return XT_HANDLED; |
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231 | } |
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232 | |
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233 | /* Time to authenticate ourselves! */ |
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234 | reply = xt_new_node( "query", NULL, NULL ); |
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235 | xt_add_attr( reply, "xmlns", XMLNS_AUTH ); |
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236 | xt_add_child( reply, xt_new_node( "username", jd->username, NULL ) ); |
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237 | xt_add_child( reply, xt_new_node( "resource", set_getstr( &ic->acc->set, "resource" ), NULL ) ); |
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238 | |
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239 | if( xt_find_node( query->children, "digest" ) && ( s = xt_find_attr( jd->xt->root, "id" ) ) ) |
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240 | { |
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241 | /* We can do digest authentication, it seems, and of |
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242 | course we prefer that. */ |
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243 | sha1_state_t sha; |
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244 | char hash_hex[41]; |
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245 | unsigned char hash[20]; |
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246 | int i; |
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247 | |
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248 | sha1_init( &sha ); |
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249 | sha1_append( &sha, (unsigned char*) s, strlen( s ) ); |
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250 | sha1_append( &sha, (unsigned char*) ic->acc->pass, strlen( ic->acc->pass ) ); |
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251 | sha1_finish( &sha, hash ); |
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252 | |
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253 | for( i = 0; i < 20; i ++ ) |
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254 | sprintf( hash_hex + i * 2, "%02x", hash[i] ); |
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255 | |
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256 | xt_add_child( reply, xt_new_node( "digest", hash_hex, NULL ) ); |
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257 | } |
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258 | else if( xt_find_node( query->children, "password" ) ) |
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259 | { |
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260 | /* We'll have to stick with plaintext. Let's hope we're using SSL/TLS... */ |
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261 | xt_add_child( reply, xt_new_node( "password", ic->acc->pass, NULL ) ); |
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262 | } |
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263 | else |
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264 | { |
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265 | xt_free_node( reply ); |
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266 | |
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267 | imcb_error( ic, "Can't find suitable authentication method" ); |
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268 | imc_logout( ic, FALSE ); |
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269 | return XT_ABORT; |
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270 | } |
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271 | |
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272 | reply = jabber_make_packet( "iq", "set", NULL, reply ); |
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273 | jabber_cache_add( ic, reply, jabber_finish_iq_auth ); |
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274 | st = jabber_write_packet( ic, reply ); |
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275 | |
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276 | return st ? XT_HANDLED : XT_ABORT; |
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277 | } |
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278 | |
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279 | static xt_status jabber_finish_iq_auth( struct im_connection *ic, struct xt_node *node, struct xt_node *orig ) |
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280 | { |
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281 | struct jabber_data *jd = ic->proto_data; |
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282 | char *type; |
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283 | |
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284 | if( !( type = xt_find_attr( node, "type" ) ) ) |
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285 | { |
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286 | imcb_log( ic, "Warning: Received incomplete IQ packet while authenticating" ); |
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287 | imc_logout( ic, FALSE ); |
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288 | return XT_HANDLED; |
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289 | } |
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290 | |
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291 | if( strcmp( type, "error" ) == 0 ) |
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292 | { |
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293 | imcb_error( ic, "Authentication failure" ); |
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294 | imc_logout( ic, FALSE ); |
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295 | return XT_ABORT; |
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296 | } |
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297 | else if( strcmp( type, "result" ) == 0 ) |
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298 | { |
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299 | /* This happens when we just successfully authenticated the |
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300 | old (non-SASL) way. */ |
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301 | jd->flags |= JFLAG_AUTHENTICATED; |
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302 | if( !jabber_get_roster( ic ) ) |
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303 | return XT_ABORT; |
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304 | } |
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305 | |
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306 | return XT_HANDLED; |
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307 | } |
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308 | |
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309 | xt_status jabber_pkt_bind_sess( struct im_connection *ic, struct xt_node *node, struct xt_node *orig ) |
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310 | { |
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311 | struct jabber_data *jd = ic->proto_data; |
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312 | struct xt_node *c, *reply = NULL; |
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313 | char *s; |
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314 | |
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315 | if( node && ( c = xt_find_node( node->children, "bind" ) ) ) |
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316 | { |
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317 | c = xt_find_node( c->children, "jid" ); |
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318 | if( c && c->text_len && ( s = strchr( c->text, '/' ) ) && |
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319 | strcmp( s + 1, set_getstr( &ic->acc->set, "resource" ) ) != 0 ) |
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320 | imcb_log( ic, "Server changed session resource string to `%s'", s + 1 ); |
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321 | } |
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322 | |
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323 | if( jd->flags & JFLAG_WANT_BIND ) |
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324 | { |
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325 | reply = xt_new_node( "bind", NULL, xt_new_node( "resource", set_getstr( &ic->acc->set, "resource" ), NULL ) ); |
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326 | xt_add_attr( reply, "xmlns", XMLNS_BIND ); |
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327 | jd->flags &= ~JFLAG_WANT_BIND; |
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328 | } |
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329 | else if( jd->flags & JFLAG_WANT_SESSION ) |
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330 | { |
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331 | reply = xt_new_node( "session", NULL, NULL ); |
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332 | xt_add_attr( reply, "xmlns", XMLNS_SESSION ); |
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333 | jd->flags &= ~JFLAG_WANT_SESSION; |
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334 | } |
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335 | |
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336 | if( reply != NULL ) |
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337 | { |
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338 | reply = jabber_make_packet( "iq", "set", NULL, reply ); |
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339 | jabber_cache_add( ic, reply, jabber_pkt_bind_sess ); |
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340 | |
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341 | if( !jabber_write_packet( ic, reply ) ) |
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342 | return XT_ABORT; |
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343 | } |
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344 | else if( ( jd->flags & ( JFLAG_WANT_BIND | JFLAG_WANT_SESSION ) ) == 0 ) |
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345 | { |
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346 | if( !jabber_get_roster( ic ) ) |
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347 | return XT_ABORT; |
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348 | } |
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349 | |
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350 | return XT_HANDLED; |
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351 | } |
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352 | |
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353 | int jabber_get_roster( struct im_connection *ic ) |
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354 | { |
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355 | struct xt_node *node; |
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356 | int st; |
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357 | |
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358 | imcb_log( ic, "Authenticated, requesting buddy list" ); |
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359 | |
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360 | node = xt_new_node( "query", NULL, NULL ); |
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361 | xt_add_attr( node, "xmlns", XMLNS_ROSTER ); |
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362 | node = jabber_make_packet( "iq", "get", NULL, node ); |
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363 | |
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364 | jabber_cache_add( ic, node, jabber_parse_roster ); |
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365 | st = jabber_write_packet( ic, node ); |
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366 | |
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367 | return st; |
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368 | } |
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369 | |
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370 | static xt_status jabber_parse_roster( struct im_connection *ic, struct xt_node *node, struct xt_node *orig ) |
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371 | { |
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372 | struct xt_node *query, *c; |
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373 | int initial = ( orig != NULL ); |
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374 | |
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375 | if( !( query = xt_find_node( node->children, "query" ) ) ) |
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376 | { |
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377 | imcb_log( ic, "Warning: Received NULL roster packet" ); |
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378 | return XT_HANDLED; |
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379 | } |
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380 | |
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381 | c = query->children; |
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382 | while( ( c = xt_find_node( c, "item" ) ) ) |
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383 | { |
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384 | struct xt_node *group = xt_find_node( node->children, "group" ); |
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385 | char *jid = xt_find_attr( c, "jid" ); |
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386 | char *name = xt_find_attr( c, "name" ); |
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387 | char *sub = xt_find_attr( c, "subscription" ); |
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388 | |
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389 | if( jid && sub ) |
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390 | { |
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391 | if( ( strcmp( sub, "both" ) == 0 || strcmp( sub, "to" ) == 0 ) ) |
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392 | { |
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393 | if( initial || imcb_find_buddy( ic, jid ) == NULL ) |
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394 | imcb_add_buddy( ic, jid, ( group && group->text_len ) ? |
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395 | group->text : NULL ); |
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396 | |
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397 | if( name ) |
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398 | imcb_rename_buddy( ic, jid, name ); |
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399 | } |
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400 | else if( strcmp( sub, "remove" ) == 0 ) |
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401 | { |
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402 | jabber_buddy_remove_bare( ic, jid ); |
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403 | imcb_remove_buddy( ic, jid, NULL ); |
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404 | } |
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405 | } |
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406 | |
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407 | c = c->next; |
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408 | } |
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409 | |
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410 | if( initial ) |
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411 | imcb_connected( ic ); |
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412 | |
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413 | return XT_HANDLED; |
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414 | } |
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415 | |
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416 | int jabber_get_vcard( struct im_connection *ic, char *bare_jid ) |
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417 | { |
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418 | struct xt_node *node; |
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419 | |
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420 | if( strchr( bare_jid, '/' ) ) |
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421 | return 1; /* This was an error, but return 0 should only be done if the connection died... */ |
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422 | |
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423 | node = xt_new_node( "vCard", NULL, NULL ); |
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424 | xt_add_attr( node, "xmlns", XMLNS_VCARD ); |
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425 | node = jabber_make_packet( "iq", "get", bare_jid, node ); |
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426 | |
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427 | jabber_cache_add( ic, node, jabber_iq_display_vcard ); |
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428 | return jabber_write_packet( ic, node ); |
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429 | } |
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430 | |
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431 | static xt_status jabber_iq_display_vcard( struct im_connection *ic, struct xt_node *node, struct xt_node *orig ) |
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432 | { |
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433 | struct xt_node *vc, *c, *sc; /* subchild, ic is already in use ;-) */ |
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434 | GString *reply; |
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435 | char *s; |
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436 | |
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437 | if( ( s = xt_find_attr( node, "type" ) ) == NULL || |
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438 | strcmp( s, "result" ) != 0 || |
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439 | ( vc = xt_find_node( node->children, "vCard" ) ) == NULL ) |
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440 | { |
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441 | s = xt_find_attr( orig, "to" ); /* If this returns NULL something's wrong.. */ |
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442 | imcb_log( ic, "Could not retrieve vCard of %s", s ? s : "(NULL)" ); |
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443 | return XT_HANDLED; |
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444 | } |
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445 | |
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446 | s = xt_find_attr( orig, "to" ); |
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447 | reply = g_string_new( "vCard information for " ); |
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448 | reply = g_string_append( reply, s ? s : "(NULL)" ); |
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449 | reply = g_string_append( reply, ":\n" ); |
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450 | |
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451 | /* I hate this format, I really do... */ |
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452 | |
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453 | if( ( c = xt_find_node( vc->children, "FN" ) ) && c->text_len ) |
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454 | g_string_append_printf( reply, "Name: %s\n", c->text ); |
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455 | |
---|
456 | if( ( c = xt_find_node( vc->children, "N" ) ) && c->children ) |
---|
457 | { |
---|
458 | reply = g_string_append( reply, "Full name:" ); |
---|
459 | |
---|
460 | if( ( sc = xt_find_node( c->children, "PREFIX" ) ) && sc->text_len ) |
---|
461 | g_string_append_printf( reply, " %s", sc->text ); |
---|
462 | if( ( sc = xt_find_node( c->children, "GIVEN" ) ) && sc->text_len ) |
---|
463 | g_string_append_printf( reply, " %s", sc->text ); |
---|
464 | if( ( sc = xt_find_node( c->children, "MIDDLE" ) ) && sc->text_len ) |
---|
465 | g_string_append_printf( reply, " %s", sc->text ); |
---|
466 | if( ( sc = xt_find_node( c->children, "FAMILY" ) ) && sc->text_len ) |
---|
467 | g_string_append_printf( reply, " %s", sc->text ); |
---|
468 | if( ( sc = xt_find_node( c->children, "SUFFIX" ) ) && sc->text_len ) |
---|
469 | g_string_append_printf( reply, " %s", sc->text ); |
---|
470 | |
---|
471 | reply = g_string_append_c( reply, '\n' ); |
---|
472 | } |
---|
473 | |
---|
474 | if( ( c = xt_find_node( vc->children, "NICKNAME" ) ) && c->text_len ) |
---|
475 | g_string_append_printf( reply, "Nickname: %s\n", c->text ); |
---|
476 | |
---|
477 | if( ( c = xt_find_node( vc->children, "BDAY" ) ) && c->text_len ) |
---|
478 | g_string_append_printf( reply, "Date of birth: %s\n", c->text ); |
---|
479 | |
---|
480 | /* Slightly alternative use of for... ;-) */ |
---|
481 | for( c = vc->children; ( c = xt_find_node( c, "EMAIL" ) ); c = c->next ) |
---|
482 | { |
---|
483 | if( ( sc = xt_find_node( c->children, "USERID" ) ) == NULL || sc->text_len == 0 ) |
---|
484 | continue; |
---|
485 | |
---|
486 | if( xt_find_node( c->children, "HOME" ) ) |
---|
487 | s = "Home"; |
---|
488 | else if( xt_find_node( c->children, "WORK" ) ) |
---|
489 | s = "Work"; |
---|
490 | else |
---|
491 | s = "Misc."; |
---|
492 | |
---|
493 | g_string_append_printf( reply, "%s e-mail address: %s\n", s, sc->text ); |
---|
494 | } |
---|
495 | |
---|
496 | if( ( c = xt_find_node( vc->children, "URL" ) ) && c->text_len ) |
---|
497 | g_string_append_printf( reply, "Homepage: %s\n", c->text ); |
---|
498 | |
---|
499 | /* Slightly alternative use of for... ;-) */ |
---|
500 | for( c = vc->children; ( c = xt_find_node( c, "ADR" ) ); c = c->next ) |
---|
501 | { |
---|
502 | if( xt_find_node( c->children, "HOME" ) ) |
---|
503 | s = "Home"; |
---|
504 | else if( xt_find_node( c->children, "WORK" ) ) |
---|
505 | s = "Work"; |
---|
506 | else |
---|
507 | s = "Misc."; |
---|
508 | |
---|
509 | g_string_append_printf( reply, "%s address: ", s ); |
---|
510 | |
---|
511 | if( ( sc = xt_find_node( c->children, "STREET" ) ) && sc->text_len ) |
---|
512 | g_string_append_printf( reply, "%s ", sc->text ); |
---|
513 | if( ( sc = xt_find_node( c->children, "EXTADR" ) ) && sc->text_len ) |
---|
514 | g_string_append_printf( reply, "%s, ", sc->text ); |
---|
515 | if( ( sc = xt_find_node( c->children, "PCODE" ) ) && sc->text_len ) |
---|
516 | g_string_append_printf( reply, "%s, ", sc->text ); |
---|
517 | if( ( sc = xt_find_node( c->children, "LOCALITY" ) ) && sc->text_len ) |
---|
518 | g_string_append_printf( reply, "%s, ", sc->text ); |
---|
519 | if( ( sc = xt_find_node( c->children, "REGION" ) ) && sc->text_len ) |
---|
520 | g_string_append_printf( reply, "%s, ", sc->text ); |
---|
521 | if( ( sc = xt_find_node( c->children, "CTRY" ) ) && sc->text_len ) |
---|
522 | g_string_append_printf( reply, "%s", sc->text ); |
---|
523 | |
---|
524 | if( reply->str[reply->len-2] == ',' ) |
---|
525 | reply = g_string_truncate( reply, reply->len-2 ); |
---|
526 | |
---|
527 | reply = g_string_append_c( reply, '\n' ); |
---|
528 | } |
---|
529 | |
---|
530 | for( c = vc->children; ( c = xt_find_node( c, "TEL" ) ); c = c->next ) |
---|
531 | { |
---|
532 | if( ( sc = xt_find_node( c->children, "NUMBER" ) ) == NULL || sc->text_len == 0 ) |
---|
533 | continue; |
---|
534 | |
---|
535 | if( xt_find_node( c->children, "HOME" ) ) |
---|
536 | s = "Home"; |
---|
537 | else if( xt_find_node( c->children, "WORK" ) ) |
---|
538 | s = "Work"; |
---|
539 | else |
---|
540 | s = "Misc."; |
---|
541 | |
---|
542 | g_string_append_printf( reply, "%s phone number: %s\n", s, sc->text ); |
---|
543 | } |
---|
544 | |
---|
545 | if( ( c = xt_find_node( vc->children, "DESC" ) ) && c->text_len ) |
---|
546 | g_string_append_printf( reply, "Other information:\n%s", c->text ); |
---|
547 | |
---|
548 | /* *sigh* */ |
---|
549 | |
---|
550 | imcb_log( ic, "%s", reply->str ); |
---|
551 | g_string_free( reply, TRUE ); |
---|
552 | |
---|
553 | return XT_HANDLED; |
---|
554 | } |
---|
555 | |
---|
556 | static xt_status jabber_add_to_roster_callback( struct im_connection *ic, struct xt_node *node, struct xt_node *orig ); |
---|
557 | |
---|
558 | int jabber_add_to_roster( struct im_connection *ic, char *handle, char *name ) |
---|
559 | { |
---|
560 | struct xt_node *node; |
---|
561 | int st; |
---|
562 | |
---|
563 | /* Build the item entry */ |
---|
564 | node = xt_new_node( "item", NULL, NULL ); |
---|
565 | xt_add_attr( node, "jid", handle ); |
---|
566 | if( name ) |
---|
567 | xt_add_attr( node, "name", name ); |
---|
568 | |
---|
569 | /* And pack it into a roster-add packet */ |
---|
570 | node = xt_new_node( "query", NULL, node ); |
---|
571 | xt_add_attr( node, "xmlns", XMLNS_ROSTER ); |
---|
572 | node = jabber_make_packet( "iq", "set", NULL, node ); |
---|
573 | jabber_cache_add( ic, node, jabber_add_to_roster_callback ); |
---|
574 | |
---|
575 | st = jabber_write_packet( ic, node ); |
---|
576 | |
---|
577 | return st; |
---|
578 | } |
---|
579 | |
---|
580 | static xt_status jabber_add_to_roster_callback( struct im_connection *ic, struct xt_node *node, struct xt_node *orig ) |
---|
581 | { |
---|
582 | char *s, *jid = NULL; |
---|
583 | struct xt_node *c; |
---|
584 | |
---|
585 | if( ( c = xt_find_node( orig->children, "query" ) ) && |
---|
586 | ( c = xt_find_node( c->children, "item" ) ) && |
---|
587 | ( jid = xt_find_attr( c, "jid" ) ) && |
---|
588 | ( s = xt_find_attr( node, "type" ) ) && |
---|
589 | strcmp( s, "result" ) == 0 ) |
---|
590 | { |
---|
591 | if( imcb_find_buddy( ic, jid ) == NULL ) |
---|
592 | imcb_add_buddy( ic, jid, NULL ); |
---|
593 | } |
---|
594 | else |
---|
595 | { |
---|
596 | imcb_log( ic, "Error while adding `%s' to your contact list.", |
---|
597 | jid ? jid : "(unknown handle)" ); |
---|
598 | } |
---|
599 | |
---|
600 | return XT_HANDLED; |
---|
601 | } |
---|
602 | |
---|
603 | int jabber_remove_from_roster( struct im_connection *ic, char *handle ) |
---|
604 | { |
---|
605 | struct xt_node *node; |
---|
606 | int st; |
---|
607 | |
---|
608 | /* Build the item entry */ |
---|
609 | node = xt_new_node( "item", NULL, NULL ); |
---|
610 | xt_add_attr( node, "jid", handle ); |
---|
611 | xt_add_attr( node, "subscription", "remove" ); |
---|
612 | |
---|
613 | /* And pack it into a roster-add packet */ |
---|
614 | node = xt_new_node( "query", NULL, node ); |
---|
615 | xt_add_attr( node, "xmlns", XMLNS_ROSTER ); |
---|
616 | node = jabber_make_packet( "iq", "set", NULL, node ); |
---|
617 | |
---|
618 | st = jabber_write_packet( ic, node ); |
---|
619 | |
---|
620 | xt_free_node( node ); |
---|
621 | return st; |
---|
622 | } |
---|
623 | |
---|
624 | xt_status jabber_iq_parse_features( struct im_connection *ic, struct xt_node *node, struct xt_node *orig ); |
---|
625 | |
---|
626 | xt_status jabber_iq_query_features( struct im_connection *ic, char *bare_jid ) |
---|
627 | { |
---|
628 | struct xt_node *node, *query; |
---|
629 | struct jabber_buddy *bud; |
---|
630 | |
---|
631 | if( ( bud = jabber_buddy_by_jid( ic, bare_jid , 0 ) ) == NULL ) |
---|
632 | { |
---|
633 | /* Who cares about the unknown... */ |
---|
634 | imcb_log( ic, "Couldn't find buddy: %s", bare_jid); |
---|
635 | return 0; |
---|
636 | } |
---|
637 | |
---|
638 | if( bud->features ) /* been here already */ |
---|
639 | return XT_HANDLED; |
---|
640 | |
---|
641 | node = xt_new_node( "query", NULL, NULL ); |
---|
642 | xt_add_attr( node, "xmlns", XMLNS_DISCO_INFO ); |
---|
643 | |
---|
644 | if( !( query = jabber_make_packet( "iq", "get", bare_jid, node ) ) ) |
---|
645 | { |
---|
646 | imcb_log( ic, "WARNING: Couldn't generate feature query" ); |
---|
647 | xt_free_node( node ); |
---|
648 | return 0; |
---|
649 | } |
---|
650 | |
---|
651 | jabber_cache_add( ic, query, jabber_iq_parse_features ); |
---|
652 | |
---|
653 | return jabber_write_packet( ic, query ); |
---|
654 | } |
---|
655 | |
---|
656 | xt_status jabber_iq_parse_features( struct im_connection *ic, struct xt_node *node, struct xt_node *orig ) |
---|
657 | { |
---|
658 | struct xt_node *c; |
---|
659 | struct jabber_buddy *bud; |
---|
660 | char *feature, *xmlns, *from; |
---|
661 | |
---|
662 | if( !( from = xt_find_attr( node, "from" ) ) || |
---|
663 | !( c = xt_find_node( node->children, "query" ) ) || |
---|
664 | !( xmlns = xt_find_attr( c, "xmlns" ) ) || |
---|
665 | !( strcmp( xmlns, XMLNS_DISCO_INFO ) == 0 ) ) |
---|
666 | { |
---|
667 | imcb_log( ic, "WARNING: Received incomplete IQ-result packet for discover" ); |
---|
668 | return XT_HANDLED; |
---|
669 | } |
---|
670 | if( ( bud = jabber_buddy_by_jid( ic, from, 0 ) ) == NULL ) |
---|
671 | { |
---|
672 | /* Who cares about the unknown... */ |
---|
673 | imcb_log( ic, "Couldn't find buddy: %s", from ); |
---|
674 | return 0; |
---|
675 | } |
---|
676 | |
---|
677 | c = c->children; |
---|
678 | while( ( c = xt_find_node( c, "feature" ) ) ) |
---|
679 | { |
---|
680 | feature = xt_find_attr( c, "var" ); |
---|
681 | if( feature ) |
---|
682 | bud->features = g_slist_append( bud->features, g_strdup( feature ) ); |
---|
683 | c = c->next; |
---|
684 | } |
---|
685 | |
---|
686 | return XT_HANDLED; |
---|
687 | } |
---|
688 | |
---|
689 | xt_status jabber_iq_parse_server_features( struct im_connection *ic, struct xt_node *node, struct xt_node *orig ); |
---|
690 | |
---|
691 | xt_status jabber_iq_query_server( struct im_connection *ic, char *jid, char *xmlns ) |
---|
692 | { |
---|
693 | struct xt_node *node, *query; |
---|
694 | struct jabber_data *jd = ic->proto_data; |
---|
695 | |
---|
696 | node = xt_new_node( "query", NULL, NULL ); |
---|
697 | xt_add_attr( node, "xmlns", xmlns ); |
---|
698 | |
---|
699 | if( !( query = jabber_make_packet( "iq", "get", jid, node ) ) ) |
---|
700 | { |
---|
701 | imcb_log( ic, "WARNING: Couldn't generate server query" ); |
---|
702 | xt_free_node( node ); |
---|
703 | } |
---|
704 | |
---|
705 | jd->have_streamhosts--; |
---|
706 | jabber_cache_add( ic, query, jabber_iq_parse_server_features ); |
---|
707 | |
---|
708 | return jabber_write_packet( ic, query ); |
---|
709 | } |
---|
710 | |
---|
711 | /* |
---|
712 | * Query the server for "items", query each "item" for identities, query each "item" that's a proxy for it's bytestream info |
---|
713 | */ |
---|
714 | xt_status jabber_iq_parse_server_features( struct im_connection *ic, struct xt_node *node, struct xt_node *orig ) |
---|
715 | { |
---|
716 | struct xt_node *c; |
---|
717 | struct jabber_data *jd = ic->proto_data; |
---|
718 | char *xmlns, *from; |
---|
719 | |
---|
720 | if( !( c = xt_find_node( node->children, "query" ) ) || |
---|
721 | !( from = xt_find_attr( node, "from" ) ) || |
---|
722 | !( xmlns = xt_find_attr( c, "xmlns" ) ) ) |
---|
723 | { |
---|
724 | imcb_log( ic, "WARNING: Received incomplete IQ-result packet for discover" ); |
---|
725 | return XT_HANDLED; |
---|
726 | } |
---|
727 | |
---|
728 | jd->have_streamhosts++; |
---|
729 | |
---|
730 | if( strcmp( xmlns, XMLNS_DISCO_ITEMS ) == 0 ) |
---|
731 | { |
---|
732 | char *itemjid; |
---|
733 | |
---|
734 | /* answer from server */ |
---|
735 | |
---|
736 | c = c->children; |
---|
737 | while( ( c = xt_find_node( c, "item" ) ) ) |
---|
738 | { |
---|
739 | itemjid = xt_find_attr( c, "jid" ); |
---|
740 | |
---|
741 | if( itemjid ) |
---|
742 | jabber_iq_query_server( ic, itemjid, XMLNS_DISCO_INFO ); |
---|
743 | |
---|
744 | c = c->next; |
---|
745 | } |
---|
746 | } |
---|
747 | else if( strcmp( xmlns, XMLNS_DISCO_INFO ) == 0 ) |
---|
748 | { |
---|
749 | char *category, *type; |
---|
750 | |
---|
751 | /* answer from potential proxy */ |
---|
752 | |
---|
753 | c = c->children; |
---|
754 | while( ( c = xt_find_node( c, "identity" ) ) ) |
---|
755 | { |
---|
756 | category = xt_find_attr( c, "category" ); |
---|
757 | type = xt_find_attr( c, "type" ); |
---|
758 | |
---|
759 | if( type && ( strcmp( type, "bytestreams" ) == 0 ) && |
---|
760 | category && ( strcmp( category, "proxy" ) == 0 ) ) |
---|
761 | jabber_iq_query_server( ic, from, XMLNS_BYTESTREAMS ); |
---|
762 | |
---|
763 | c = c->next; |
---|
764 | } |
---|
765 | } |
---|
766 | else if( strcmp( xmlns, XMLNS_BYTESTREAMS ) == 0 ) |
---|
767 | { |
---|
768 | char *host, *jid, *port_s; |
---|
769 | int port; |
---|
770 | |
---|
771 | /* answer from proxy */ |
---|
772 | |
---|
773 | if( ( c = xt_find_node( c->children, "streamhost" ) ) && |
---|
774 | ( host = xt_find_attr( c, "host" ) ) && |
---|
775 | ( port_s = xt_find_attr( c, "port" ) ) && |
---|
776 | ( sscanf( port_s, "%d", &port ) == 1 ) && |
---|
777 | ( jid = xt_find_attr( c, "jid" ) ) ) |
---|
778 | { |
---|
779 | jabber_streamhost_t *sh = g_new0( jabber_streamhost_t, 1 ); |
---|
780 | |
---|
781 | sh->jid = g_strdup( jid ); |
---|
782 | sh->host = g_strdup( host ); |
---|
783 | g_snprintf( sh->port, sizeof( sh->port ), "%u", port ); |
---|
784 | |
---|
785 | imcb_log( ic, "Proxy found: jid %s host %s port %u", jid, host, port ); |
---|
786 | jd->streamhosts = g_slist_append( jd->streamhosts, sh ); |
---|
787 | } |
---|
788 | } |
---|
789 | |
---|
790 | if( jd->have_streamhosts == 0 ) |
---|
791 | jd->have_streamhosts++; |
---|
792 | |
---|
793 | return XT_HANDLED; |
---|
794 | } |
---|