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source: protocols/jabber/presence.c @ c4f2c6a

Last change on this file since c4f2c6a was 17fa798, checked in by Wilmer van der Gaast <wilmer@…>, at 2007-04-21T05:02:05Z
Jabber module should always send the status information of the primary resource now, instead of just whatever came in last.
Property mode set to `100644`
File size: 5.9 KB

Line
1	/***************************************************************************\
2	* *
3	* BitlBee - An IRC to IM gateway *
4	* Jabber module - Handling of presence (tags), etc *
5	* *
6	* Copyright 2006 Wilmer van der Gaast <wilmer@gaast.net> *
7	* *
8	* This program is free software; you can redistribute it and/or modify *
9	* it under the terms of the GNU General Public License as published by *
10	* the Free Software Foundation; either version 2 of the License, or *
11	* (at your option) any later version. *
12	* *
13	* This program is distributed in the hope that it will be useful, *
14	* but WITHOUT ANY WARRANTY; without even the implied warranty of *
15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
16	* GNU General Public License for more details. *
17	* *
18	* You should have received a copy of the GNU General Public License along *
19	* with this program; if not, write to the Free Software Foundation, Inc., *
20	* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. *
21	* *
22	\***************************************************************************/
23
24	#include "jabber.h"
25
26	xt_status jabber_pkt_presence( struct xt_node *node, gpointer data )
27	{
28	struct im_connection *ic = data;
29	char *from = xt_find_attr( node, "from" );
30	char type = xt_find_attr( node, "type" ); / NULL should mean the person is online. */
31	struct xt_node *c;
32	struct jabber_buddy *bud;
33	char *s;
34
35	if( !from )
36	return XT_HANDLED;
37
38	if( type == NULL )
39	{
40	int is_away = 0;
41
42	if( !( bud = jabber_buddy_by_jid( ic, from, GET_BUDDY_EXACT \| GET_BUDDY_CREAT ) ) )
43	{
44	if( set_getbool( &ic->irc->set, "debug" ) )
45	imcb_log( ic, "WARNING: Could not handle presence information from JID: %s", from );
46	return XT_HANDLED;
47	}
48
49	g_free( bud->away_message );
50	if( ( c = xt_find_node( node->children, "status" ) ) && c->text_len > 0 )
51	bud->away_message = g_strdup( c->text );
52	else
53	bud->away_message = NULL;
54
55	if( ( c = xt_find_node( node->children, "show" ) ) && c->text_len > 0 )
56	{
57	bud->away_state = (void*) jabber_away_state_by_code( c->text );
58	if( strcmp( c->text, "chat" ) != 0 )
59	is_away = OPT_AWAY;
60	}
61	else
62	{
63	bud->away_state = NULL;
64	/* Let's only set last_act if there's no away state,
65	since it could be some auto-away thingy. */
66	bud->last_act = time( NULL );
67	}
68
69	if( ( c = xt_find_node( node->children, "priority" ) ) && c->text_len > 0 )
70	bud->priority = atoi( c->text );
71	else
72	bud->priority = 0;
73
74	if( bud == jabber_buddy_by_jid( ic, bud->bare_jid, 0 ) )
75	imcb_buddy_status( ic, bud->bare_jid, OPT_LOGGED_IN \| is_away,
76	( is_away && bud->away_state ) ? bud->away_state->full_name : NULL,
77	bud->away_message );
78	}
79	else if( strcmp( type, "unavailable" ) == 0 )
80	{
81	if( jabber_buddy_by_jid( ic, from, GET_BUDDY_EXACT ) == NULL )
82	{
83	if( set_getbool( &ic->irc->set, "debug" ) )
84	imcb_log( ic, "WARNING: Received presence information from unknown JID: %s", from );
85	return XT_HANDLED;
86	}
87
88	jabber_buddy_remove( ic, from );
89
90	if( ( s = strchr( from, '/' ) ) )
91	{
92	*s = 0;
93
94	/* Only count this as offline if there's no other resource
95	available anymore. */
96	if( jabber_buddy_by_jid( ic, from, 0 ) == NULL )
97	imcb_buddy_status( ic, from, 0, NULL, NULL );
98
99	*s = '/';
100	}
101	else
102	{
103	imcb_buddy_status( ic, from, 0, NULL, NULL );
104	}
105	}
106	else if( strcmp( type, "subscribe" ) == 0 )
107	{
108	jabber_buddy_ask( ic, from );
109	}
110	else if( strcmp( type, "subscribed" ) == 0 )
111	{
112	/* Not sure about this one, actually... */
113	imcb_log( ic, "%s just accepted your authorization request", from );
114	}
115	else if( strcmp( type, "unsubscribe" ) == 0 \|\| strcmp( type, "unsubscribed" ) == 0 )
116	{
117	/* Do nothing here. Plenty of control freaks or over-curious
118	souls get excited when they can see who still has them in
119	their buddy list and who finally removed them. Somehow I
120	got the impression that those are the people who get
121	removed from many buddy lists for "some" reason...
122
123	If you're one of those people, this is your chance to write
124	your first line of code in C... */
125	}
126	else if( strcmp( type, "error" ) == 0 )
127	{
128	/* What to do with it? */
129	}
130	else
131	{
132	printf( "Received PRES from %s:\n", from );
133	xt_print( node );
134	}
135
136	return XT_HANDLED;
137	}
138
139	/* Whenever presence information is updated, call this function to inform the
140	server. */
141	int presence_send_update( struct im_connection *ic )
142	{
143	struct jabber_data *jd = ic->proto_data;
144	struct xt_node *node;
145	char *show = jd->away_state->code;
146	char *status = jd->away_message;
147	int st;
148
149	node = jabber_make_packet( "presence", NULL, NULL, NULL );
150	xt_add_child( node, xt_new_node( "priority", set_getstr( &ic->acc->set, "priority" ), NULL ) );
151	if( show && *show )
152	xt_add_child( node, xt_new_node( "show", show, NULL ) );
153	if( status )
154	xt_add_child( node, xt_new_node( "status", status, NULL ) );
155
156	st = jabber_write_packet( ic, node );
157
158	xt_free_node( node );
159	return st;
160	}
161
162	/* Send a subscribe/unsubscribe request to a buddy. */
163	int presence_send_request( struct im_connection ic, char handle, char *request )
164	{
165	struct xt_node *node;
166	int st;
167
168	node = jabber_make_packet( "presence", NULL, NULL, NULL );
169	xt_add_attr( node, "to", handle );
170	xt_add_attr( node, "type", request );
171
172	st = jabber_write_packet( ic, node );
173
174	xt_free_node( node );
175	return st;
176	}

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