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source: protocols/jabber/message.c @ 489847f

Last change on this file since 489847f was 0e788f5, checked in by Wilmer van der Gaast <wilmer@…>, at 2013-02-21T19:15:59Z
I'm still bored on a long flight. Wrote a script to automatically update my copyright mentions since some were getting pretty stale. Left files not touched since before 2012 alone so that this change doesn't touch almost EVERY source file.
Property mode set to `100644`
File size: 6.2 KB

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1	/***************************************************************************\
2	* *
3	* BitlBee - An IRC to IM gateway *
4	* Jabber module - Handling of message(s) (tags), etc *
5	* *
6	* Copyright 2006-2012 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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