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source: protocols/jabber/message.c @ addad71

Last change on this file since addad71 was 91ae87d, checked in by Wilmer van der Gaast <wilmer@…>, at 2012-10-28T23:54:21Z
Merging XEP-0184 support patch from Michael Stapelberg, #999.
Property mode set to `100644`
File size: 6.2 KB

Line
1	/***************************************************************************\
2	* *
3	* BitlBee - An IRC to IM gateway *
4	* Jabber module - Handling of message(s) (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_message( 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" );
31	char *id = xt_find_attr( node, "id" );
32	struct xt_node body = xt_find_node( node->children, "body" ), c;
33	struct xt_node *request = xt_find_node( node->children, "request" );
34	struct jabber_buddy *bud = NULL;
35	char s, room = NULL, *reason = NULL;
36
37	if( !from )
38	return XT_HANDLED; /* Consider this packet corrupted. */
39
40	if( request && id )
41	{
42	/* Send a message receipt (XEP-0184), looking like this:
43	* <message
44	* from='kingrichard@royalty.england.lit/throne'
45	* id='bi29sg183b4v'
46	* to='northumberland@shakespeare.lit/westminster'>
47	* <received xmlns='urn:xmpp:receipts' id='richard2-4.1.247'/>
48	* </message> */
49	struct xt_node received, receipt;
50
51	received = xt_new_node( "received", NULL, NULL );
52	xt_add_attr( received, "xmlns", XMLNS_RECEIPTS );
53	xt_add_attr( received, "id", id );
54	receipt = jabber_make_packet( "message", NULL, from, received );
55
56	jabber_write_packet( ic, receipt );
57	xt_free_node( receipt );
58	}
59
60	bud = jabber_buddy_by_jid( ic, from, GET_BUDDY_EXACT );
61
62	if( type && strcmp( type, "error" ) == 0 )
63	{
64	/* Handle type=error packet. */
65	}
66	else if( type && from && strcmp( type, "groupchat" ) == 0 )
67	{
68	jabber_chat_pkt_message( ic, bud, node );
69	}
70	else /* "chat", "normal", "headline", no-type or whatever. Should all be pretty similar. */
71	{
72	GString *fullmsg = g_string_new( "" );
73
74	for( c = node->children; ( c = xt_find_node( c, "x" ) ); c = c->next )
75	{
76	char *ns = xt_find_attr( c, "xmlns" );
77	struct xt_node *inv;
78
79	if( ns && strcmp( ns, XMLNS_MUC_USER ) == 0 &&
80	( inv = xt_find_node( c->children, "invite" ) ) )
81	{
82	/* This is an invitation. Set some vars which
83	will be passed to imcb_chat_invite() below. */
84	room = from;
85	if( ( from = xt_find_attr( inv, "from" ) ) == NULL )
86	from = room;
87	if( ( inv = xt_find_node( inv->children, "reason" ) ) && inv->text_len > 0 )
88	reason = inv->text;
89	}
90	}
91
92	if( ( s = strchr( from, '/' ) ) )
93	{
94	if( bud )
95	{
96	bud->last_msg = time( NULL );
97	from = bud->ext_jid ? bud->ext_jid : bud->bare_jid;
98	}
99	else
100	s = 0; / We need to generate a bare JID now. */
101	}
102
103	if( type && strcmp( type, "headline" ) == 0 )
104	{
105	if( ( c = xt_find_node( node->children, "subject" ) ) && c->text_len > 0 )
106	g_string_append_printf( fullmsg, "Headline: %s\n", c->text );
107
108	/* <x xmlns="jabber:x:oob"><url>http://....</url></x> can contain a URL, it seems. */
109	for( c = node->children; c; c = c->next )
110	{
111	struct xt_node *url;
112
113	if( ( url = xt_find_node( c->children, "url" ) ) && url->text_len > 0 )
114	g_string_append_printf( fullmsg, "URL: %s\n", url->text );
115	}
116	}
117	else if( ( c = xt_find_node( node->children, "subject" ) ) && c->text_len > 0 &&
118	( !bud \|\| !( bud->flags & JBFLAG_HIDE_SUBJECT ) ) )
119	{
120	g_string_append_printf( fullmsg, "<< \002BitlBee\002 - Message with subject: %s >>\n", c->text );
121	if( bud )
122	bud->flags \|= JBFLAG_HIDE_SUBJECT;
123	}
124	else if( bud && !c )
125	{
126	/* Yeah, possibly we're hiding changes to this field now. But nobody uses
127	this for anything useful anyway, except GMail when people reply to an
128	e-mail via chat, repeating the same subject all the time. I don't want
129	to have to remember full subject strings for everyone. */
130	bud->flags &= ~JBFLAG_HIDE_SUBJECT;
131	}
132
133	if( body && body->text_len > 0 ) /* Could be just a typing notification. */
134	fullmsg = g_string_append( fullmsg, body->text );
135
136	if( fullmsg->len > 0 )
137	imcb_buddy_msg( ic, from, fullmsg->str,
138	0, jabber_get_timestamp( node ) );
139	if( room )
140	imcb_chat_invite( ic, room, from, reason );
141
142	g_string_free( fullmsg, TRUE );
143
144	/* Handling of incoming typing notifications. */
145	if( bud == NULL )
146	{
147	/* Can't handle these for unknown buddies. */
148	}
149	else if( xt_find_node( node->children, "composing" ) )
150	{
151	bud->flags \|= JBFLAG_DOES_XEP85;
152	imcb_buddy_typing( ic, from, OPT_TYPING );
153	}
154	/* No need to send a "stopped typing" signal when there's a message. */
155	else if( xt_find_node( node->children, "active" ) && ( body == NULL ) )
156	{
157	bud->flags \|= JBFLAG_DOES_XEP85;
158	imcb_buddy_typing( ic, from, 0 );
159	}
160	else if( xt_find_node( node->children, "paused" ) )
161	{
162	bud->flags \|= JBFLAG_DOES_XEP85;
163	imcb_buddy_typing( ic, from, OPT_THINKING );
164	}
165
166	if( s )
167	s = '/'; / And convert it back to a full JID. */
168	}
169
170	return XT_HANDLED;
171	}

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