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message.c @ 0515063

Last change on this file since 0515063 was 7e68015, checked in by dequis <dx@…>, at 2016-01-21T06:15:44Z

Revert "hipchat: Implement their own variant of self-messages [...]"

This reverts commit d11ccbf6ea94264bde8b0f525c4bbedf50de0174.

After thinking about this long enough I've decided this is a bad idea,
and better wait for the hipchat server to support carbons.

Property mode set to 100644

File size: 7.6 KB

Line
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	static xt_status jabber_pkt_message_normal(struct xt_node *node, gpointer data, gboolean carbons_sent)
27	{
28	struct im_connection *ic = data;
29	char *from = xt_find_attr(node, carbons_sent ? "to" : "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
41	if (request && id && g_strcmp0(type, "groupchat") != 0 && !carbons_sent) {
42	/* Send a message receipt (XEP-0184), looking like this:
43	* <message from='...' id='...' to='...'>
44	* <received xmlns='urn:xmpp:receipts' id='richard2-4.1.247'/>
45	* </message>
46	*
47	* MUC messages are excluded, since receipts aren't supposed to be sent over MUCs
48	* (XEP-0184 section 5.3) and replying to those may result in 'forbidden' errors.
49	*/
50	struct xt_node received, receipt;
51
52	received = xt_new_node("received", NULL, NULL);
53	xt_add_attr(received, "xmlns", XMLNS_RECEIPTS);
54	xt_add_attr(received, "id", id);
55	receipt = jabber_make_packet("message", NULL, from, received);
56
57	jabber_write_packet(ic, receipt);
58	xt_free_node(receipt);
59	}
60
61	bud = jabber_buddy_by_jid(ic, from, GET_BUDDY_EXACT);
62
63	if (type && strcmp(type, "error") == 0) {
64	/* Handle type=error packet. */
65	} else if (type && from && strcmp(type, "groupchat") == 0) {
66	jabber_chat_pkt_message(ic, bud, node);
67	} else { /* "chat", "normal", "headline", no-type or whatever. Should all be pretty similar. */
68	GString *fullmsg = g_string_new("");
69
70	for (c = node->children; (c = xt_find_node(c, "x")); c = c->next) {
71	char *ns = xt_find_attr(c, "xmlns");
72	struct xt_node *inv;
73
74	if (ns && strcmp(ns, XMLNS_MUC_USER) == 0 &&
75	(inv = xt_find_node(c->children, "invite"))) {
76	/* This is an invitation. Set some vars which
77	will be passed to imcb_chat_invite() below. */
78	room = from;
79	if ((from = xt_find_attr(inv, "from")) == NULL) {
80	from = room;
81	}
82	if ((inv = xt_find_node(inv->children, "reason")) && inv->text_len > 0) {
83	reason = inv->text;
84	}
85	}
86	}
87
88	if ((s = strchr(from, '/'))) {
89	if (bud) {
90	bud->last_msg = time(NULL);
91	from = bud->ext_jid ? bud->ext_jid : bud->bare_jid;
92	} else {
93	s = 0; / We need to generate a bare JID now. */
94	}
95	}
96
97	if (type && strcmp(type, "headline") == 0) {
98	if ((c = xt_find_node(node->children, "subject")) && c->text_len > 0) {
99	g_string_append_printf(fullmsg, "Headline: %s\n", c->text);
100	}
101
102	/* <x xmlns="jabber:x:oob"><url>http://....</url></x> can contain a URL, it seems. */
103	for (c = node->children; c; c = c->next) {
104	struct xt_node *url;
105
106	if ((url = xt_find_node(c->children, "url")) && url->text_len > 0) {
107	g_string_append_printf(fullmsg, "URL: %s\n", url->text);
108	}
109	}
110	} else if ((c = xt_find_node(node->children, "subject")) && c->text_len > 0 &&
111	(!bud \|\| !(bud->flags & JBFLAG_HIDE_SUBJECT))) {
112	g_string_append_printf(fullmsg, "<< \002BitlBee\002 - Message with subject: %s >>\n", c->text);
113	if (bud) {
114	bud->flags \|= JBFLAG_HIDE_SUBJECT;
115	}
116	} else if (bud && !c) {
117	/* Yeah, possibly we're hiding changes to this field now. But nobody uses
118	this for anything useful anyway, except GMail when people reply to an
119	e-mail via chat, repeating the same subject all the time. I don't want
120	to have to remember full subject strings for everyone. */
121	bud->flags &= ~JBFLAG_HIDE_SUBJECT;
122	}
123
124	if (body && body->text_len > 0) { /* Could be just a typing notification. */
125	fullmsg = g_string_append(fullmsg, body->text);
126	}
127
128	if (fullmsg->len > 0) {
129	imcb_buddy_msg(ic, from, fullmsg->str,
130	carbons_sent ? OPT_SELFMESSAGE : 0, jabber_get_timestamp(node));
131	}
132	if (room) {
133	imcb_chat_invite(ic, room, from, reason);
134	}
135
136	g_string_free(fullmsg, TRUE);
137
138	/* Handling of incoming typing notifications. */
139	if (bud == NULL \|\| carbons_sent) {
140	/* Can't handle these for unknown buddies.
141	And ignore them if it's just carbons */
142	} else if (xt_find_node(node->children, "composing")) {
143	bud->flags \|= JBFLAG_DOES_XEP85;
144	imcb_buddy_typing(ic, from, OPT_TYPING);
145	}
146	else if (xt_find_node(node->children, "active")) {
147	bud->flags \|= JBFLAG_DOES_XEP85;
148
149	/* No need to send a "stopped typing" signal when there's a message. */
150	if (body == NULL) {
151	imcb_buddy_typing(ic, from, 0);
152	}
153	} else if (xt_find_node(node->children, "paused")) {
154	bud->flags \|= JBFLAG_DOES_XEP85;
155	imcb_buddy_typing(ic, from, OPT_THINKING);
156	}
157
158	if (s) {
159	s = '/'; / And convert it back to a full JID. */
160	}
161	}
162
163	return XT_HANDLED;
164	}
165
166	static xt_status jabber_carbons_message(struct xt_node *node, gpointer data)
167	{
168	struct im_connection *ic = data;
169	struct xt_node wrap, fwd, *msg;
170	gboolean carbons_sent;
171
172	if ((wrap = xt_find_node(node->children, "received"))) {
173	carbons_sent = FALSE;
174	} else if ((wrap = xt_find_node(node->children, "sent"))) {
175	carbons_sent = TRUE;
176	}
177
178	if (wrap == NULL \|\| g_strcmp0(xt_find_attr(wrap, "xmlns"), XMLNS_CARBONS) != 0) {
179	return XT_NEXT;
180	}
181
182	if (!(fwd = xt_find_node(wrap->children, "forwarded")) \|\|
183	(g_strcmp0(xt_find_attr(fwd, "xmlns"), XMLNS_FORWARDING) != 0) \|\|
184	!(msg = xt_find_node(fwd->children, "message"))) {
185	imcb_log(ic, "Error: Invalid carbons message received");
186	return XT_ABORT;
187	}
188
189	return jabber_pkt_message_normal(msg, data, carbons_sent);
190	}
191
192	xt_status jabber_pkt_message(struct xt_node *node, gpointer data)
193	{
194	struct im_connection *ic = data;
195	struct jabber_data *jd = ic->proto_data;
196	char *from = xt_find_attr(node, "from");
197
198	if (jabber_compare_jid(jd->me, from)) { /* Probably a Carbons message */
199	xt_status st = jabber_carbons_message(node, data);
200	if (st == XT_HANDLED \|\| st == XT_ABORT) {
201	return st;
202	}
203	}
204	return jabber_pkt_message_normal(node, data, FALSE);
205	}

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source: protocols/jabber/message.c @ 0515063

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