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source: protocols/jabber/jabber.c @ a40a2c2

Last change on this file since a40a2c2 was c7cf9d6, checked in by Wilmer van der Gaast <wilmer@…>, at 2005-11-29T00:43:15Z
This should fix a crash bug in Jabber module (NULL pointer dereference on broken Jabber/SSL connections).
Property mode set to `100644`
File size: 59.8 KB

Line
1	/* -- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -- */
2	/*
3	* gaim
4	*
5	* Some code copyright (C) 1998-1999, Mark Spencer <markster@marko.net>
6	* libfaim code copyright 1998, 1999 Adam Fritzler <afritz@auk.cx>
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
19	* along with this program; if not, write to the Free Software
20	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21	*
22	*/
23
24	#ifdef HAVE_CONFIG_H
25	#include "config.h"
26	#endif
27
28	#ifndef _WIN32
29	#include <sys/utsname.h>
30	#endif
31	#include <errno.h>
32	#include <string.h>
33	#include <stdlib.h>
34	#include <stdio.h>
35	#include <time.h>
36	#include <sys/stat.h>
37	#include "jabber.h"
38	#include "nogaim.h"
39	#include "bitlbee.h"
40	#include "proxy.h"
41	#include "ssl_client.h"
42
43	/* The priv member of gjconn's is a gaim_connection for now. */
44	#define GJ_GC(x) ((struct gaim_connection *)(x)->priv)
45
46	#define IQID_AUTH "__AUTH__"
47
48	#define IQ_NONE -1
49	#define IQ_AUTH 0
50	#define IQ_ROSTER 1
51
52	#define UC_AWAY (0x02 \| UC_UNAVAILABLE)
53	#define UC_CHAT 0x04
54	#define UC_XA (0x08 \| UC_UNAVAILABLE)
55	#define UC_DND (0x10 \| UC_UNAVAILABLE)
56
57	#define DEFAULT_SERVER "jabber.org"
58	#define DEFAULT_GROUPCHAT "conference.jabber.org"
59	#define DEFAULT_PORT 5222
60	#define DEFAULT_PORT_SSL 5223
61
62	#define JABBER_GROUP "Friends"
63
64	/* i18n disabled - Bitlbee */
65	#define N_(String) String
66
67	/*
68	* Note: "was_connected" may seem redundant, but it was needed and I
69	* didn't want to touch the Jabber state stuff not specific to Gaim.
70	*/
71	typedef struct gjconn_struct {
72	/* Core structure */
73	pool p; /* Memory allocation pool */
74	int state; /* Connection state flag */
75	int was_connected; /* We were once connected */
76	int fd; /* Connection file descriptor */
77	void ssl; / SSL connection */
78	jid user; /* User info */
79	char pass; / User passwd */
80
81	/* Stream stuff */
82	int id; /* id counter for jab_getid() function */
83	char idbuf[9]; /* temporary storage for jab_getid() */
84	char sid; / stream id from server, for digest auth */
85	XML_Parser parser; /* Parser instance */
86	xmlnode current; /* Current node in parsing instance.. */
87
88	/* Event callback ptrs */
89	void (on_state)(struct gjconn_struct gjc, int state);
90	void (on_packet)(struct gjconn_struct gjc, jpacket p);
91
92	GHashTable queries; / query tracker */
93
94	void *priv;
95	} *gjconn, gjconn_struct;
96
97	typedef void (*gjconn_state_h)(gjconn gjc, int state);
98	typedef void (*gjconn_packet_h)(gjconn gjc, jpacket p);
99
100	static gjconn gjab_new(char user, char pass, void *priv);
101	static void gjab_delete(gjconn gjc);
102	static void gjab_state_handler(gjconn gjc, gjconn_state_h h);
103	static void gjab_packet_handler(gjconn gjc, gjconn_packet_h h);
104	static void gjab_start(gjconn gjc);
105	static void gjab_stop(gjconn gjc);
106	/*
107	static int gjab_getfd(gjconn gjc);
108	static jid gjab_getjid(gjconn gjc);
109	static char *gjab_getsid(gjconn gjc);
110	*/
111	static char *gjab_getid(gjconn gjc);
112	static void gjab_send(gjconn gjc, xmlnode x);
113	static void gjab_send_raw(gjconn gjc, const char *str);
114	static void gjab_recv(gjconn gjc);
115	static void gjab_auth(gjconn gjc);
116
117	/*
118	* It is this to which we point the gaim_connection proto_data
119	*/
120	struct jabber_data {
121	gjconn gjc;
122	gboolean did_import;
123	GSList *chats;
124	GHashTable *hash;
125	time_t idle;
126	gboolean die;
127	};
128
129	/*
130	* Jabber "chat group" info. Pointers to these go in jabber_data
131	* pending and existing chats lists.
132	*/
133	struct jabber_chat {
134	jid Jid;
135	struct gaim_connection *gc;
136	struct conversation *b;
137	int id;
138	int state;
139	};
140
141	/*
142	* Jabber chat states...
143	*
144	* Note: due to a bug in one version of the Jabber server, subscriptions
145	* to chat groups aren't (always?) properly removed at the server. The
146	* result is clients receive Jabber "presence" notifications for JIDs
147	* they no longer care about. The problem with such vestigial notifies is
148	* that we really have no way of telling if it's vestigial or if it's a
149	* valid "buddy" presence notification. So we keep jabber_chat structs
150	* around after leaving a chat group and simply mark them "closed." That
151	* way we can test for such errant presence notifications. I.e.: if we
152	* get a presence notfication from a JID that matches a chat group JID,
153	* we disregard it.
154	*/
155	#define JCS_PENDING 1 /* pending */
156	#define JCS_ACTIVE 2 /* active */
157	#define JCS_CLOSED 3 /* closed */
158
159
160	static char *jabber_name()
161	{
162	return "Jabber";
163	}
164
165	#define STATE_EVT(arg) if(gjc->on_state) { (gjc->on_state)(gjc, (arg) ); }
166
167	static void jabber_remove_buddy(struct gaim_connection gc, char name, char *group);
168	static void jabber_handlevcard(gjconn gjc, xmlnode querynode, char *from);
169
170	static char create_valid_jid(const char given, char server, char resource)
171	{
172	char *valid;
173
174	if (!strchr(given, '@'))
175	valid = g_strdup_printf("%s@%s/%s", given, server, resource);
176	else if (!strchr(strchr(given, '@'), '/'))
177	valid = g_strdup_printf("%s/%s", given, resource);
178	else
179	valid = g_strdup(given);
180
181	return valid;
182	}
183
184	static gjconn gjab_new(char user, char pass, void *priv)
185	{
186	pool p;
187	gjconn gjc;
188
189	if (!user)
190	return (NULL);
191
192	p = pool_new();
193	if (!p)
194	return (NULL);
195	gjc = pmalloc_x(p, sizeof(gjconn_struct), 0);
196	if (!gjc) {
197	pool_free(p); /* no need for this anymore! */
198	return (NULL);
199	}
200	gjc->p = p;
201
202	if((gjc->user = jid_new(p, user)) == NULL) {
203	pool_free(p); /* no need for this anymore! */
204	return (NULL);
205	}
206	gjc->pass = pstrdup(p, pass);
207
208	gjc->state = JCONN_STATE_OFF;
209	gjc->was_connected = 0;
210	gjc->id = 1;
211	gjc->fd = -1;
212
213	gjc->priv = priv;
214
215	return gjc;
216	}
217
218	static void gjab_delete(gjconn gjc)
219	{
220	if (!gjc)
221	return;
222
223	gjab_stop(gjc);
224	pool_free(gjc->p);
225	}
226
227	static void gjab_state_handler(gjconn gjc, gjconn_state_h h)
228	{
229	if (!gjc)
230	return;
231
232	gjc->on_state = h;
233	}
234
235	static void gjab_packet_handler(gjconn gjc, gjconn_packet_h h)
236	{
237	if (!gjc)
238	return;
239
240	gjc->on_packet = h;
241	}
242
243	static void gjab_stop(gjconn gjc)
244	{
245	if (!gjc \|\| gjc->state == JCONN_STATE_OFF)
246	return;
247
248	gjab_send_raw(gjc, "</stream:stream>");
249	gjc->state = JCONN_STATE_OFF;
250	gjc->was_connected = 0;
251	if (gjc->ssl) {
252	ssl_disconnect(gjc->ssl);
253	gjc->ssl = NULL;
254	} else {
255	closesocket(gjc->fd);
256	}
257	gjc->fd = -1;
258	XML_ParserFree(gjc->parser);
259	gjc->parser = NULL;
260	}
261
262	/*
263	static int gjab_getfd(gjconn gjc)
264	{
265	if (gjc)
266	return gjc->fd;
267	else
268	return -1;
269	}
270
271	static jid gjab_getjid(gjconn gjc)
272	{
273	if (gjc)
274	return (gjc->user);
275	else
276	return NULL;
277	}
278
279	static char *gjab_getsid(gjconn gjc)
280	{
281	if (gjc)
282	return (gjc->sid);
283	else
284	return NULL;
285	}
286	*/
287
288	static char *gjab_getid(gjconn gjc)
289	{
290	g_snprintf(gjc->idbuf, 8, "%d", gjc->id++);
291	return &gjc->idbuf[0];
292	}
293
294	static void gjab_send(gjconn gjc, xmlnode x)
295	{
296	if (gjc && gjc->state != JCONN_STATE_OFF) {
297	char *buf = xmlnode2str(x);
298	if (!buf)
299	return;
300	else if (gjc->ssl)
301	ssl_write(gjc->ssl, buf, strlen(buf));
302	else
303	write(gjc->fd, buf, strlen(buf));
304	}
305	}
306
307	static void gjab_send_raw(gjconn gjc, const char *str)
308	{
309	if (gjc && gjc->state != JCONN_STATE_OFF) {
310	int len;
311
312	/*
313	* JFIXME: No error detection?!?!
314	*/
315	if (gjc->ssl)
316	len = ssl_write(gjc->ssl, str, strlen(str));
317	else
318	len = write(gjc->fd, str, strlen(str));
319
320	if(len < 0) {
321	/* Do NOT write to stdout/stderr directly, IRC clients
322	might get confused, and we don't want that...
323	fprintf(stderr, "DBG: Problem sending. Error: %d\n", errno);
324	fflush(stderr); */
325	}
326	}
327	}
328
329	static void gjab_reqroster(gjconn gjc)
330	{
331	xmlnode x;
332
333	x = jutil_iqnew(JPACKET__GET, NS_ROSTER);
334	xmlnode_put_attrib(x, "id", gjab_getid(gjc));
335
336	gjab_send(gjc, x);
337	xmlnode_free(x);
338	}
339
340	static void gjab_reqauth(gjconn gjc)
341	{
342	xmlnode x, y, z;
343	char *user;
344
345	if (!gjc)
346	return;
347
348	x = jutil_iqnew(JPACKET__GET, NS_AUTH);
349	xmlnode_put_attrib(x, "id", IQID_AUTH);
350	y = xmlnode_get_tag(x, "query");
351
352	user = gjc->user->user;
353
354	if (user) {
355	z = xmlnode_insert_tag(y, "username");
356	xmlnode_insert_cdata(z, user, -1);
357	}
358
359	gjab_send(gjc, x);
360	xmlnode_free(x);
361	}
362
363	static void gjab_auth(gjconn gjc)
364	{
365	xmlnode x, y, z;
366	char hash, user;
367
368	if (!gjc)
369	return;
370
371	x = jutil_iqnew(JPACKET__SET, NS_AUTH);
372	xmlnode_put_attrib(x, "id", IQID_AUTH);
373	y = xmlnode_get_tag(x, "query");
374
375	user = gjc->user->user;
376
377	if (user) {
378	z = xmlnode_insert_tag(y, "username");
379	xmlnode_insert_cdata(z, user, -1);
380	}
381
382	z = xmlnode_insert_tag(y, "resource");
383	xmlnode_insert_cdata(z, gjc->user->resource, -1);
384
385	if (gjc->sid) {
386	z = xmlnode_insert_tag(y, "digest");
387	hash = pmalloc(x->p, strlen(gjc->sid) + strlen(gjc->pass) + 1);
388	strcpy(hash, gjc->sid);
389	strcat(hash, gjc->pass);
390	hash = shahash(hash);
391	xmlnode_insert_cdata(z, hash, 40);
392	} else {
393	z = xmlnode_insert_tag(y, "password");
394	xmlnode_insert_cdata(z, gjc->pass, -1);
395	}
396
397	gjab_send(gjc, x);
398	xmlnode_free(x);
399
400	return;
401	}
402
403	static void gjab_recv(gjconn gjc)
404	{
405	static char buf[4096];
406	int len;
407
408	if (!gjc \|\| gjc->state == JCONN_STATE_OFF)
409	return;
410
411	if (gjc->ssl)
412	len = ssl_read(gjc->ssl, buf, sizeof(buf) - 1);
413	else
414	len = read(gjc->fd, buf, sizeof(buf) - 1);
415
416	if (len > 0) {
417	struct jabber_data *jd = GJ_GC(gjc)->proto_data;
418	buf[len] = '\0';
419	XML_Parse(gjc->parser, buf, len, 0);
420	if (jd->die)
421	signoff(GJ_GC(gjc));
422	} else if (len < 0 \|\| errno != EAGAIN) {
423	STATE_EVT(JCONN_STATE_OFF)
424	}
425	}
426
427	static void startElement(void userdata, const char name, const char **attribs)
428	{
429	xmlnode x;
430	gjconn gjc = (gjconn) userdata;
431
432	if (gjc->current) {
433	/* Append the node to the current one */
434	x = xmlnode_insert_tag(gjc->current, name);
435	xmlnode_put_expat_attribs(x, attribs);
436
437	gjc->current = x;
438	} else {
439	x = xmlnode_new_tag(name);
440	xmlnode_put_expat_attribs(x, attribs);
441	if (strcmp(name, "stream:stream") == 0) {
442	/* special case: name == stream:stream */
443	/* id attrib of stream is stored for digest auth */
444	gjc->sid = g_strdup(xmlnode_get_attrib(x, "id"));
445	/* STATE_EVT(JCONN_STATE_AUTH) */
446	xmlnode_free(x);
447	} else {
448	gjc->current = x;
449	}
450	}
451	}
452
453	static void endElement(void userdata, const char name)
454	{
455	gjconn gjc = (gjconn) userdata;
456	xmlnode x;
457	jpacket p;
458
459	if (gjc->current == NULL) {
460	/* we got </stream:stream> */
461	STATE_EVT(JCONN_STATE_OFF)
462	return;
463	}
464
465	x = xmlnode_get_parent(gjc->current);
466
467	if (!x) {
468	/* it is time to fire the event */
469	p = jpacket_new(gjc->current);
470
471	if (gjc->on_packet)
472	(gjc->on_packet) (gjc, p);
473	else
474	xmlnode_free(gjc->current);
475	}
476
477	gjc->current = x;
478	}
479
480	static void jabber_callback(gpointer data, gint source, GaimInputCondition condition)
481	{
482	struct gaim_connection gc = (struct gaim_connection )data;
483	struct jabber_data jd = (struct jabber_data )gc->proto_data;
484
485	gjab_recv(jd->gjc);
486	}
487
488	static void charData(void userdata, const char s, int slen)
489	{
490	gjconn gjc = (gjconn) userdata;
491
492	if (gjc->current)
493	xmlnode_insert_cdata(gjc->current, s, slen);
494	}
495
496	static void gjab_connected(gpointer data, gint source, GaimInputCondition cond)
497	{
498	xmlnode x;
499	char t, t2;
500	struct gaim_connection *gc = data;
501	struct jabber_data *jd;
502	gjconn gjc;
503
504	if (!g_slist_find(get_connections(), gc)) {
505	closesocket(source);
506	return;
507	}
508
509	jd = gc->proto_data;
510	gjc = jd->gjc;
511
512	if (gjc->fd != source)
513	gjc->fd = source;
514
515	if (source == -1) {
516	STATE_EVT(JCONN_STATE_OFF)
517	return;
518	}
519
520	gjc->state = JCONN_STATE_CONNECTED;
521	STATE_EVT(JCONN_STATE_CONNECTED)
522
523	/* start stream */
524	x = jutil_header(NS_CLIENT, gjc->user->server);
525	t = xmlnode2str(x);
526	/* this is ugly, we can create the string here instead of jutil_header */
527	/* what do you think about it? -madcat */
528	t2 = strstr(t, "/>");
529	*t2++ = '>';
530	*t2 = '\0';
531	gjab_send_raw(gjc, "<?xml version='1.0'?>");
532	gjab_send_raw(gjc, t);
533	xmlnode_free(x);
534
535	gjc->state = JCONN_STATE_ON;
536	STATE_EVT(JCONN_STATE_ON);
537
538	gc = GJ_GC(gjc);
539	gc->inpa = gaim_input_add(gjc->fd, GAIM_INPUT_READ, jabber_callback, gc);
540	}
541
542	static void gjab_connected_ssl(gpointer data, void *source, GaimInputCondition cond)
543	{
544	struct gaim_connection *gc = data;
545	struct jabber_data *jd;
546	gjconn gjc;
547
548	if (source == NULL) {
549	STATE_EVT(JCONN_STATE_OFF)
550	return;
551	}
552
553	if (!g_slist_find(get_connections(), gc)) {
554	ssl_disconnect(source);
555	return;
556	}
557
558	jd = gc->proto_data;
559	gjc = jd->gjc;
560
561	gjab_connected(data, gjc->fd, cond);
562	}
563
564	static void gjab_start(gjconn gjc)
565	{
566	struct aim_user *user;
567	int port = -1, ssl = 0;
568	char server = NULL, s;
569
570	if (!gjc \|\| gjc->state != JCONN_STATE_OFF)
571	return;
572
573	user = GJ_GC(gjc)->user;
574	if (*user->proto_opt[0]) {
575	/* If there's a dot, assume there's a hostname in the beginning */
576	if (strchr(user->proto_opt[0], '.')) {
577	server = g_strdup(user->proto_opt[0]);
578	if ((s = strchr(server, ':')))
579	*s = 0;
580	}
581
582	/* After the hostname, there can be a port number */
583	s = strchr(user->proto_opt[0], ':');
584	if (s && isdigit(s[1]))
585	sscanf(s + 1, "%d", &port);
586
587	/* And if there's the string ssl, the user wants an SSL-connection */
588	if (strstr(user->proto_opt[0], ":ssl") \|\| g_strcasecmp(user->proto_opt[0], "ssl") == 0)
589	ssl = 1;
590	}
591
592	if (port == -1 && !ssl)
593	port = DEFAULT_PORT;
594	else if (port == -1 && ssl)
595	port = DEFAULT_PORT_SSL;
596
597	if (server == NULL)
598	server = g_strdup(gjc->user->server);
599
600	gjc->parser = XML_ParserCreate(NULL);
601	XML_SetUserData(gjc->parser, (void *)gjc);
602	XML_SetElementHandler(gjc->parser, startElement, endElement);
603	XML_SetCharacterDataHandler(gjc->parser, charData);
604
605	if (ssl) {
606	if ((gjc->ssl = ssl_connect(server, port, gjab_connected_ssl, GJ_GC(gjc))))
607	gjc->fd = ssl_getfd(gjc->ssl);
608	else
609	gjc->fd = -1;
610	} else {
611	gjc->fd = proxy_connect(server, port, gjab_connected, GJ_GC(gjc));
612	}
613
614	g_free(server);
615
616	if (!user->gc \|\| (gjc->fd < 0)) {
617	STATE_EVT(JCONN_STATE_OFF)
618	return;
619	}
620	}
621
622	/*
623	* Find existing/active Jabber chat
624	*/
625	static struct jabber_chat find_existing_chat(struct gaim_connection gc, jid chat)
626	{
627	GSList jcs = ((struct jabber_data )gc->proto_data)->chats;
628	struct jabber_chat *jc = NULL;
629
630	while (jcs) {
631	jc = jcs->data;
632	if (jc->state == JCS_ACTIVE && !jid_cmpx(chat, jc->Jid, JID_USER \| JID_SERVER))
633	break;
634	jc = NULL;
635	jcs = jcs->next;
636	}
637
638	return jc;
639	}
640
641	/*
642	* Find pending chat
643	*/
644	static struct jabber_chat find_pending_chat(struct gaim_connection gc, jid chat)
645	{
646	GSList jcs = ((struct jabber_data )gc->proto_data)->chats;
647	struct jabber_chat *jc = NULL;
648
649	while (jcs) {
650	jc = jcs->data;
651	if (jc->state == JCS_PENDING && !jid_cmpx(chat, jc->Jid, JID_USER \| JID_SERVER))
652	break;
653	jc = NULL;
654	jcs = jcs->next;
655	}
656
657	return jc;
658	}
659
660	static gboolean find_chat_buddy(struct conversation b, char name)
661	{
662	GList *m = b->in_room;
663
664	while (m) {
665	if (!strcmp(m->data, name))
666	return TRUE;
667	m = m->next;
668	}
669
670	return FALSE;
671	}
672
673	/*
674	* Remove a buddy from the (gaim) buddylist (if he's on it)
675	*/
676	static void jabber_remove_gaim_buddy(struct gaim_connection gc, char buddyname)
677	{
678	struct buddy *b;
679
680	if ((b = find_buddy(gc, buddyname)) != NULL) {
681	/* struct group *group;
682
683	group = find_group_by_buddy(gc, buddyname);
684	remove_buddy(gc, group, b); */
685	jabber_remove_buddy(gc, b->name, JABBER_GROUP);
686	}
687	}
688
689	/*
690	* keep track of away msg same as yahoo plugin
691	*/
692	static void jabber_track_away(gjconn gjc, jpacket p, char name, char type)
693	{
694	struct jabber_data *jd = GJ_GC(gjc)->proto_data;
695	gpointer val = g_hash_table_lookup(jd->hash, name);
696	char *show;
697	char *vshow = NULL;
698	char *status = NULL;
699	char *msg = NULL;
700
701	if (type && (g_strcasecmp(type, "unavailable") == 0)) {
702	vshow = _("Unavailable");
703	} else {
704	if((show = xmlnode_get_tag_data(p->x, "show")) != NULL) {
705	if (!g_strcasecmp(show, "away")) {
706	vshow = _("Away");
707	} else if (!g_strcasecmp(show, "chat")) {
708	vshow = _("Online");
709	} else if (!g_strcasecmp(show, "xa")) {
710	vshow = _("Extended Away");
711	} else if (!g_strcasecmp(show, "dnd")) {
712	vshow = _("Do Not Disturb");
713	}
714	}
715	}
716
717	status = xmlnode_get_tag_data(p->x, "status");
718
719	if(vshow != NULL \|\| status != NULL ) {
720	/* kinda hokey, but it works :-) */
721	msg = g_strdup_printf("%s%s%s",
722	(vshow == NULL? "" : vshow),
723	(vshow == NULL \|\| status == NULL? "" : ": "),
724	(status == NULL? "" : status));
725	} else {
726	msg = g_strdup(_("Online"));
727	}
728
729	if (val) {
730	g_free(val);
731	g_hash_table_insert(jd->hash, name, msg);
732	} else {
733	g_hash_table_insert(jd->hash, g_strdup(name), msg);
734	}
735	}
736
737	static time_t iso8601_to_time(char *timestamp)
738	{
739	struct tm t;
740	time_t retval = 0;
741
742	if(sscanf(timestamp,"%04d%02d%02dT%02d:%02d:%02d",
743	&t.tm_year, &t.tm_mon, &t.tm_mday, &t.tm_hour, &t.tm_min, &t.tm_sec))
744	{
745	t.tm_year -= 1900;
746	t.tm_mon -= 1;
747	t.tm_isdst = 0;
748	retval = mktime(&t);
749	# ifdef HAVE_TM_GMTOFF
750	retval += t.tm_gmtoff;
751	# else
752	# ifdef HAVE_TIMEZONE
753	tzset(); /* making sure */
754	retval -= timezone;
755	# endif
756	# endif
757	}
758
759	return retval;
760	}
761
762	static void jabber_handlemessage(gjconn gjc, jpacket p)
763	{
764	xmlnode y, xmlns, z;
765	time_t time_sent = time(NULL);
766
767	char from = NULL, msg = NULL, *type = NULL;
768	char m[BUF_LONG * 2];
769
770	type = xmlnode_get_attrib(p->x, "type");
771
772	z = xmlnode_get_firstchild(p->x);
773
774	while(z)
775	{
776	if(NSCHECK(z,NS_DELAY))
777	{
778	char *timestamp = xmlnode_get_attrib(z,"stamp");
779	time_sent = iso8601_to_time(timestamp);
780	}
781	z = xmlnode_get_nextsibling(z);
782	}
783
784	if (!type \|\| !g_strcasecmp(type, "normal") \|\| !g_strcasecmp(type, "chat")) {
785
786	/* XXX namespaces could be handled better. (mid) */
787	if ((xmlns = xmlnode_get_tag(p->x, "x")))
788	type = xmlnode_get_attrib(xmlns, "xmlns");
789
790	from = jid_full(p->from);
791	/*
792	if ((y = xmlnode_get_tag(p->x, "html"))) {
793	msg = xmlnode_get_data(y);
794	} else
795	*/
796	if ((y = xmlnode_get_tag(p->x, "body"))) {
797	msg = xmlnode_get_data(y);
798	}
799
800
801	if (!from)
802	return;
803
804	if (type && !g_strcasecmp(type, "jabber:x:conference")) {
805	/* do nothing */
806	} else if (msg) { /* whisper */
807	struct jabber_chat *jc;
808	g_snprintf(m, sizeof(m), "%s", msg);
809	if (((jc = find_existing_chat(GJ_GC(gjc), p->from)) != NULL) && jc->b)
810	serv_got_chat_in(GJ_GC(gjc), jc->b->id, p->from->resource, 1, m, time_sent);
811	else {
812	int flags = 0;
813
814	if(p->from->user) {
815	from = g_strdup_printf("%s@%s", p->from->user, p->from->server);
816	} else {
817	/* server message? */
818	from = g_strdup(p->from->server);
819	}
820	serv_got_im(GJ_GC(gjc), from, m, flags, time_sent, -1);
821	g_free(from);
822	}
823	}
824
825	} else if (!g_strcasecmp(type, "error")) {
826	if ((y = xmlnode_get_tag(p->x, "error"))) {
827	type = xmlnode_get_attrib(y, "code");
828	msg = xmlnode_get_data(y);
829	}
830
831	if (msg) {
832	from = g_strdup_printf("Error %s", type ? type : "");
833	do_error_dialog(GJ_GC(gjc), msg, from);
834	g_free(from);
835	}
836	} else if (!g_strcasecmp(type, "headline")) {
837	char subject, body, *url;
838
839	y = xmlnode_get_tag( p->x, "body" );
840	body = y ? g_strdup( xmlnode_get_data( y ) ) : NULL;
841
842	y = xmlnode_get_tag( p->x, "subject" );
843	subject = y ? g_strdup( xmlnode_get_data( y ) ) : NULL;
844
845	url = NULL;
846	z = xmlnode_get_firstchild(p->x);
847	while( z )
848	{
849	char *xtype = xmlnode_get_attrib( z, "xmlns" );
850
851	if( xtype && g_strcasecmp( xtype, "jabber:x:oob" ) == 0 &&
852	( y = xmlnode_get_tag( z, "url" ) ) )
853	{
854	url = g_strdup( xmlnode_get_data( y ) );
855	break;
856	}
857
858	z = xmlnode_get_nextsibling( z );
859	}
860
861	g_snprintf( m, BUF_LONG, "Subject: %s\nURL: %s\nMessage:\n%s", subject ? subject : "(none)",
862	url ? url : "(none)", body ? body : "(none)" );
863
864	if( p->from->user )
865	from = g_strdup_printf( "%s@%s", p->from->user, p->from->server );
866	else
867	from = g_strdup( p->from->server );
868
869	serv_got_im( GJ_GC(gjc), from, m, 0, time_sent, -1 );
870
871	g_free( from );
872	g_free( subject );
873	g_free( body );
874	g_free( url );
875	}
876	}
877
878	static void jabber_handlepresence(gjconn gjc, jpacket p)
879	{
880	char to, from, *type;
881	struct buddy *b = NULL;
882	jid who;
883	char *buddy;
884	xmlnode y;
885	char *show;
886	int state = 0;
887	GSList *resources;
888	char *res;
889	struct conversation *cnv = NULL;
890	struct jabber_chat *jc = NULL;
891
892	to = xmlnode_get_attrib(p->x, "to");
893	from = xmlnode_get_attrib(p->x, "from");
894	type = xmlnode_get_attrib(p->x, "type");
895
896	if (type && g_strcasecmp(type, "error") == 0) {
897	return;
898	}
899	else if ((y = xmlnode_get_tag(p->x, "show"))) {
900	show = xmlnode_get_data(y);
901	if (!show) {
902	state = 0;
903	} else if (!g_strcasecmp(show, "away")) {
904	state = UC_AWAY;
905	} else if (!g_strcasecmp(show, "chat")) {
906	state = UC_CHAT;
907	} else if (!g_strcasecmp(show, "xa")) {
908	state = UC_XA;
909	} else if (!g_strcasecmp(show, "dnd")) {
910	state = UC_DND;
911	}
912	} else {
913	state = 0;
914	}
915
916	who = jid_new(gjc->p, from);
917	if (who->user == NULL) {
918	/* FIXME: transport */
919	return;
920	}
921
922	buddy = g_strdup_printf("%s@%s", who->user, who->server);
923
924	/* um. we're going to check if it's a chat. if it isn't, and there are pending
925	* chats, create the chat. if there aren't pending chats and we don't have the
926	* buddy on our list, simply bail out. */
927	if ((cnv = NULL) == NULL) {
928	static int i = 0x70;
929	if ((jc = find_pending_chat(GJ_GC(gjc), who)) != NULL) {
930	jc->b = cnv = serv_got_joined_chat(GJ_GC(gjc), i++, who->user);
931	jc->id = jc->b->id;
932	jc->state = JCS_ACTIVE;
933	} else if ((b = find_buddy(GJ_GC(gjc), buddy)) == NULL) {
934	g_free(buddy);
935	return;
936	}
937	}
938
939	if (!cnv) {
940	resources = b->proto_data;
941	res = who->resource;
942	if (res)
943	while (resources) {
944	if (!strcmp(res, resources->data))
945	break;
946	resources = resources->next;
947	}
948
949	/* keep track of away msg same as yahoo plugin */
950	jabber_track_away(gjc, p, normalize(b->name), type);
951
952	if (type && (g_strcasecmp(type, "unavailable") == 0)) {
953	if (resources) {
954	g_free(resources->data);
955	b->proto_data = g_slist_remove(b->proto_data, resources->data);
956	}
957	if (!b->proto_data) {
958	serv_got_update(GJ_GC(gjc), buddy, 0, 0, 0, 0, 0, 0);
959	}
960	} else {
961	if (!resources) {
962	b->proto_data = g_slist_append(b->proto_data, g_strdup(res));
963	}
964
965	serv_got_update(GJ_GC(gjc), buddy, 1, 0, b->signon, b->idle, state, 0);
966
967	}
968	} else {
969	if (who->resource) {
970	char *buf;
971
972	buf = g_strdup_printf("%s@%s/%s", who->user, who->server, who->resource);
973	jabber_track_away(gjc, p, buf, type);
974	g_free(buf);
975
976	if (type && !g_strcasecmp(type, "unavailable")) {
977	struct jabber_data *jd;
978	if (!jc && !(jc = find_existing_chat(GJ_GC(gjc), who))) {
979	g_free(buddy);
980	return;
981	}
982	jd = jc->gc->proto_data;
983	/* if it's not ourselves...*/
984	if (strcmp(who->resource, jc->Jid->resource) && jc->b) {
985	remove_chat_buddy(jc->b, who->resource, NULL);
986	g_free(buddy);
987	return;
988	}
989
990	jc->state = JCS_CLOSED;
991	serv_got_chat_left(GJ_GC(gjc), jc->id);
992	/*
993	* TBD: put back some day?
994	jd->chats = g_slist_remove(jd->chats, jc);
995	g_free(jc);
996	*/
997	} else {
998	if ((!jc && !(jc = find_existing_chat(GJ_GC(gjc), who))) \|\| !jc->b) {
999	g_free(buddy);
1000	return;
1001	}
1002	if (!find_chat_buddy(jc->b, who->resource)) {
1003	add_chat_buddy(jc->b, who->resource);
1004	}
1005	}
1006	}
1007	}
1008
1009	g_free(buddy);
1010
1011	return;
1012	}
1013
1014	/*
1015	* Used only by Jabber accept/deny add stuff just below
1016	*/
1017	struct jabber_add_permit {
1018	gjconn gjc;
1019	gchar *user;
1020	};
1021
1022	/*
1023	* Common part for Jabber accept/deny adds
1024	*
1025	* "type" says whether we'll permit/deny the subscribe request
1026	*/
1027	static void jabber_accept_deny_add(struct jabber_add_permit jap, const char type)
1028	{
1029	xmlnode g = xmlnode_new_tag("presence");
1030
1031	xmlnode_put_attrib(g, "to", jap->user);
1032	xmlnode_put_attrib(g, "type", type);
1033	gjab_send(jap->gjc, g);
1034
1035	xmlnode_free(g);
1036	}
1037
1038	/*
1039	* Callback from "accept" in do_ask_dialog() invoked by jabber_handles10n()
1040	*/
1041	static void jabber_accept_add(gpointer w, struct jabber_add_permit *jap)
1042	{
1043	jabber_accept_deny_add(jap, "subscribed");
1044	/*
1045	* If we don't already have the buddy on our buddylist,
1046	* ask if we want him or her added.
1047	*/
1048	if(find_buddy(GJ_GC(jap->gjc), jap->user) == NULL) {
1049	show_got_added(GJ_GC(jap->gjc), NULL, jap->user, NULL, NULL);
1050	}
1051	g_free(jap->user);
1052	g_free(jap);
1053	}
1054
1055	/*
1056	* Callback from "deny/cancel" in do_ask_dialog() invoked by jabber_handles10n()
1057	*/
1058	static void jabber_deny_add(gpointer w, struct jabber_add_permit *jap)
1059	{
1060	jabber_accept_deny_add(jap, "unsubscribed");
1061	g_free(jap->user);
1062	g_free(jap);
1063	}
1064
1065	/*
1066	* Handle subscription requests
1067	*/
1068	static void jabber_handles10n(gjconn gjc, jpacket p)
1069	{
1070	xmlnode g;
1071	char *Jid = xmlnode_get_attrib(p->x, "from");
1072	char *type = xmlnode_get_attrib(p->x, "type");
1073
1074	g = xmlnode_new_tag("presence");
1075	xmlnode_put_attrib(g, "to", Jid);
1076
1077	if (!strcmp(type, "subscribe")) {
1078	/*
1079	* A "subscribe to us" request was received - put up the approval dialog
1080	*/
1081	struct jabber_add_permit *jap = g_new0(struct jabber_add_permit, 1);
1082	gchar *msg = g_strdup_printf(_("The user %s wants to add you to his/her buddy list."),
1083	Jid);
1084
1085	jap->gjc = gjc;
1086	jap->user = g_strdup(Jid);
1087	do_ask_dialog(GJ_GC(gjc), msg, jap, jabber_accept_add, jabber_deny_add);
1088
1089	g_free(msg);
1090	xmlnode_free(g); /* Never needed it here anyway */
1091	return;
1092
1093	} else if (!strcmp(type, "unsubscribe")) {
1094	/*
1095	* An "unsubscribe to us" was received - simply "approve" it
1096	*/
1097	xmlnode_put_attrib(g, "type", "unsubscribed");
1098	} else {
1099	/*
1100	* Did we attempt to subscribe to somebody and they do not exist?
1101	*/
1102	if (!strcmp(type, "unsubscribed")) {
1103	xmlnode y;
1104	char *status;
1105	if((y = xmlnode_get_tag(p->x, "status")) && (status = xmlnode_get_data(y)) &&
1106	!strcmp(status, "Not Found")) {
1107	char *msg = g_strdup_printf("%s: \"%s\"", _("No such user"),
1108	xmlnode_get_attrib(p->x, "from"));
1109	do_error_dialog(GJ_GC(gjc), msg, _("Jabber Error"));
1110	g_free(msg);
1111	}
1112	}
1113
1114	xmlnode_free(g);
1115	return;
1116	}
1117
1118	gjab_send(gjc, g);
1119	xmlnode_free(g);
1120	}
1121
1122	/*
1123	* Pending subscription to a buddy?
1124	*/
1125	#define BUD_SUB_TO_PEND(sub, ask) ((!g_strcasecmp((sub), "none") \|\| !g_strcasecmp((sub), "from")) && \
1126	(ask) != NULL && !g_strcasecmp((ask), "subscribe"))
1127
1128	/*
1129	* Subscribed to a buddy?
1130	*/
1131	#define BUD_SUBD_TO(sub, ask) ((!g_strcasecmp((sub), "to") \|\| !g_strcasecmp((sub), "both")) && \
1132	((ask) == NULL \|\| !g_strcasecmp((ask), "subscribe")))
1133
1134	/*
1135	* Pending unsubscription to a buddy?
1136	*/
1137	#define BUD_USUB_TO_PEND(sub, ask) ((!g_strcasecmp((sub), "to") \|\| !g_strcasecmp((sub), "both")) && \
1138	(ask) != NULL && !g_strcasecmp((ask), "unsubscribe"))
1139
1140	/*
1141	* Unsubscribed to a buddy?
1142	*/
1143	#define BUD_USUBD_TO(sub, ask) ((!g_strcasecmp((sub), "none") \|\| !g_strcasecmp((sub), "from")) && \
1144	((ask) == NULL \|\| !g_strcasecmp((ask), "unsubscribe")))
1145
1146	/*
1147	* If a buddy is added or removed from the roster on another resource
1148	* jabber_handlebuddy is called
1149	*
1150	* Called with roster item node.
1151	*/
1152	static void jabber_handlebuddy(gjconn gjc, xmlnode x)
1153	{
1154	xmlnode g;
1155	char Jid, name, sub, ask;
1156	jid who;
1157	struct buddy *b = NULL;
1158	char buddyname, groupname = NULL;
1159
1160	Jid = xmlnode_get_attrib(x, "jid");
1161	name = xmlnode_get_attrib(x, "name");
1162	sub = xmlnode_get_attrib(x, "subscription");
1163	ask = xmlnode_get_attrib(x, "ask");
1164	who = jid_new(gjc->p, Jid);
1165
1166	/* JFIXME: jabber_handleroster() had a "FIXME: transport" at this
1167	* equivilent point. So...
1168	*
1169	* We haven't allocated any memory or done anything interesting to
1170	* this point, so we'll violate Good Coding Structure here by
1171	* simply bailing out.
1172	*/
1173	if (!who \|\| !who->user) {
1174	return;
1175	}
1176
1177	buddyname = g_strdup_printf("%s@%s", who->user, who->server);
1178
1179	if((g = xmlnode_get_tag(x, "group")) != NULL) {
1180	groupname = xmlnode_get_data(g);
1181	}
1182
1183	/*
1184	* Add or remove a buddy? Change buddy's alias or group?
1185	*/
1186	if (BUD_SUB_TO_PEND(sub, ask) \|\| BUD_SUBD_TO(sub, ask)) {
1187	if ((b = find_buddy(GJ_GC(gjc), buddyname)) == NULL) {
1188	add_buddy(GJ_GC(gjc), groupname ? groupname : _("Buddies"), buddyname,
1189	name ? name : buddyname);
1190	} else {
1191	/* struct group c_grp = find_group_by_buddy(GJ_GC(gjc), buddyname); /
1192
1193	/*
1194	* If the buddy's in a new group or his/her alias is changed...
1195	*/
1196	if(groupname) {
1197	int present = b->present; /* save presence state */
1198	int uc = b->uc; /* and away state (?) */
1199	int idle = b->idle;
1200	int signon = b->signon;
1201
1202	/*
1203	* seems rude, but it seems to be the only way...
1204	*/
1205	/* remove_buddy(GJ_GC(gjc), c_grp, b); */
1206	jabber_remove_buddy(GJ_GC(gjc), b->name, JABBER_GROUP);
1207
1208	add_buddy(GJ_GC(gjc), groupname, buddyname,
1209	name ? name : buddyname);
1210	if(present) {
1211	serv_got_update(GJ_GC(gjc), buddyname, 1, 0, signon, idle, uc, 0);
1212	}
1213	} else if(name != NULL && strcmp(b->show, name)) {
1214	strncpy(b->show, name, BUDDY_ALIAS_MAXLEN);
1215	b->show[BUDDY_ALIAS_MAXLEN - 1] = '\0'; /* cheap safety feature */
1216	serv_buddy_rename(GJ_GC(gjc), buddyname, b->show);
1217	}
1218	}
1219	} else if (BUD_USUB_TO_PEND(sub, ask) \|\| BUD_USUBD_TO(sub, ask) \|\| !g_strcasecmp(sub, "remove")) {
1220	jabber_remove_gaim_buddy(GJ_GC(gjc), buddyname);
1221	}
1222	g_free(buddyname);
1223
1224	}
1225
1226	static void jabber_handleroster(gjconn gjc, xmlnode querynode)
1227	{
1228	xmlnode x;
1229
1230	x = xmlnode_get_firstchild(querynode);
1231	while (x) {
1232	jabber_handlebuddy(gjc, x);
1233	x = xmlnode_get_nextsibling(x);
1234	}
1235
1236	x = jutil_presnew(0, NULL, "Online");
1237	gjab_send(gjc, x);
1238	xmlnode_free(x);
1239	}
1240
1241	static void jabber_handleauthresp(gjconn gjc, jpacket p)
1242	{
1243	if (jpacket_subtype(p) == JPACKET__RESULT) {
1244	if (xmlnode_has_children(p->x)) {
1245	xmlnode query = xmlnode_get_tag(p->x, "query");
1246	set_login_progress(GJ_GC(gjc), 4, _("Authenticating"));
1247	if (!xmlnode_get_tag(query, "digest")) {
1248	g_free(gjc->sid);
1249	gjc->sid = NULL;
1250	}
1251	gjab_auth(gjc);
1252	} else {
1253	account_online(GJ_GC(gjc));
1254
1255	if (bud_list_cache_exists(GJ_GC(gjc)))
1256	do_import(GJ_GC(gjc), NULL);
1257
1258	((struct jabber_data *)GJ_GC(gjc)->proto_data)->did_import = TRUE;
1259
1260	gjab_reqroster(gjc);
1261	}
1262	} else {
1263	xmlnode xerr;
1264	char *errmsg = NULL;
1265	int errcode = 0;
1266	struct jabber_data *jd = GJ_GC(gjc)->proto_data;
1267
1268	xerr = xmlnode_get_tag(p->x, "error");
1269	if (xerr) {
1270	char msg[BUF_LONG];
1271	errmsg = xmlnode_get_data(xerr);
1272	if (xmlnode_get_attrib(xerr, "code")) {
1273	errcode = atoi(xmlnode_get_attrib(xerr, "code"));
1274	g_snprintf(msg, sizeof(msg), "Error %d: %s", errcode, errmsg ? errmsg : "Unknown error");
1275	} else
1276	g_snprintf(msg, sizeof(msg), "%s", errmsg);
1277	hide_login_progress(GJ_GC(gjc), msg);
1278	} else {
1279	hide_login_progress(GJ_GC(gjc), _("Unknown login error"));
1280	}
1281
1282	jd->die = TRUE;
1283	}
1284	}
1285
1286	static void jabber_handleversion(gjconn gjc, xmlnode iqnode) {
1287	xmlnode querynode, x;
1288	char id, from;
1289	char os[1024];
1290	#ifndef _WIN32
1291	struct utsname osinfo;
1292
1293	uname(&osinfo);
1294	g_snprintf(os, sizeof os, "%s %s %s", osinfo.sysname, osinfo.release, osinfo.machine);
1295	#else
1296	g_snprintf(os, sizeof os, "Windows %d %d", _winmajor, _winminor);
1297	#endif
1298
1299
1300	id = xmlnode_get_attrib(iqnode, "id");
1301	from = xmlnode_get_attrib(iqnode, "from");
1302
1303	x = jutil_iqnew(JPACKET__RESULT, NS_VERSION);
1304
1305	xmlnode_put_attrib(x, "to", from);
1306	xmlnode_put_attrib(x, "id", id);
1307	querynode = xmlnode_get_tag(x, "query");
1308	xmlnode_insert_cdata(xmlnode_insert_tag(querynode, "name"), PACKAGE, -1);
1309	xmlnode_insert_cdata(xmlnode_insert_tag(querynode, "version"), BITLBEE_VERSION, -1);
1310	xmlnode_insert_cdata(xmlnode_insert_tag(querynode, "os"), os, -1);
1311
1312	gjab_send(gjc, x);
1313
1314	xmlnode_free(x);
1315	}
1316
1317	static void jabber_handletime(gjconn gjc, xmlnode iqnode) {
1318	xmlnode querynode, x;
1319	char id, from;
1320	time_t now_t;
1321	struct tm *now;
1322	char buf[1024];
1323
1324	time(&now_t);
1325	now = localtime(&now_t);
1326
1327	id = xmlnode_get_attrib(iqnode, "id");
1328	from = xmlnode_get_attrib(iqnode, "from");
1329
1330	x = jutil_iqnew(JPACKET__RESULT, NS_TIME);
1331
1332	xmlnode_put_attrib(x, "to", from);
1333	xmlnode_put_attrib(x, "id", id);
1334	querynode = xmlnode_get_tag(x, "query");
1335
1336	strftime(buf, 1024, "%Y%m%dT%T", now);
1337	xmlnode_insert_cdata(xmlnode_insert_tag(querynode, "utc"), buf, -1);
1338	strftime(buf, 1024, "%Z", now);
1339	xmlnode_insert_cdata(xmlnode_insert_tag(querynode, "tz"), buf, -1);
1340	strftime(buf, 1024, "%d %b %Y %T", now);
1341	xmlnode_insert_cdata(xmlnode_insert_tag(querynode, "display"), buf, -1);
1342
1343	gjab_send(gjc, x);
1344
1345	xmlnode_free(x);
1346	}
1347
1348	static void jabber_handlelast(gjconn gjc, xmlnode iqnode) {
1349	xmlnode x, querytag;
1350	char id, from;
1351	struct jabber_data *jd = GJ_GC(gjc)->proto_data;
1352	char idle_time[32];
1353
1354	id = xmlnode_get_attrib(iqnode, "id");
1355	from = xmlnode_get_attrib(iqnode, "from");
1356
1357	x = jutil_iqnew(JPACKET__RESULT, "jabber:iq:last");
1358
1359	xmlnode_put_attrib(x, "to", from);
1360	xmlnode_put_attrib(x, "id", id);
1361	querytag = xmlnode_get_tag(x, "query");
1362	g_snprintf(idle_time, sizeof idle_time, "%ld", jd->idle ? time(NULL) - jd->idle : 0);
1363	xmlnode_put_attrib(querytag, "seconds", idle_time);
1364
1365	gjab_send(gjc, x);
1366	xmlnode_free(x);
1367	}
1368
1369	/*
1370	* delete == TRUE: delete found entry
1371	*
1372	* returns pointer to (local) copy of value if found, NULL otherwise
1373	*
1374	* Note: non-reentrant! Local static storage re-used on subsequent calls.
1375	* If you're going to need to keep the returned value, make a copy!
1376	*/
1377	static gchar jabber_track_queries(GHashTable queries, gchar *key, gboolean delete)
1378	{
1379	gpointer my_key, my_val;
1380	static gchar *ret_val = NULL;
1381
1382	if(ret_val != NULL) {
1383	g_free(ret_val);
1384	ret_val = NULL;
1385	}
1386
1387	/* self-protection */
1388	if(queries != NULL && key != NULL) {
1389	if(g_hash_table_lookup_extended(queries, key, &my_key, &my_val)) {
1390	ret_val = g_strdup((gchar *) my_val);
1391	if(delete) {
1392	g_hash_table_remove(queries, key);
1393	g_free(my_key);
1394	g_free(my_val);
1395	}
1396	}
1397	}
1398
1399	return(ret_val);
1400	}
1401
1402	static void jabber_handlepacket(gjconn gjc, jpacket p)
1403	{
1404	char *id;
1405	switch (p->type) {
1406	case JPACKET_MESSAGE:
1407	jabber_handlemessage(gjc, p);
1408	break;
1409	case JPACKET_PRESENCE:
1410	jabber_handlepresence(gjc, p);
1411	break;
1412	case JPACKET_IQ:
1413	id = xmlnode_get_attrib(p->x, "id");
1414	if (id != NULL && !strcmp(id, IQID_AUTH)) {
1415	jabber_handleauthresp(gjc, p);
1416	break;
1417	}
1418
1419	if (jpacket_subtype(p) == JPACKET__SET) {
1420	xmlnode querynode;
1421	querynode = xmlnode_get_tag(p->x, "query");
1422	if (NSCHECK(querynode, "jabber:iq:roster")) {
1423	jabber_handlebuddy(gjc, xmlnode_get_firstchild(querynode));
1424	}
1425	} else if (jpacket_subtype(p) == JPACKET__GET) {
1426	xmlnode querynode;
1427	querynode = xmlnode_get_tag(p->x, "query");
1428	if (NSCHECK(querynode, NS_VERSION)) {
1429	jabber_handleversion(gjc, p->x);
1430	} else if (NSCHECK(querynode, NS_TIME)) {
1431	jabber_handletime(gjc, p->x);
1432	} else if (NSCHECK(querynode, "jabber:iq:last")) {
1433	jabber_handlelast(gjc, p->x);
1434	}
1435	} else if (jpacket_subtype(p) == JPACKET__RESULT) {
1436	xmlnode querynode, vcard;
1437	/* char xmlns; /
1438	char *from;
1439
1440	/*
1441	* TBD: ISTM maybe this part could use a serious re-work?
1442	*/
1443	from = xmlnode_get_attrib(p->x, "from");
1444	querynode = xmlnode_get_tag(p->x, "query");
1445	vcard = xmlnode_get_tag(p->x, "vCard");
1446	if (!vcard)
1447	vcard = xmlnode_get_tag(p->x, "VCARD");
1448
1449	if (NSCHECK(querynode, NS_ROSTER)) {
1450	jabber_handleroster(gjc, querynode);
1451	} else if (NSCHECK(querynode, NS_VCARD)) {
1452	jabber_track_queries(gjc->queries, id, TRUE); /* delete query track */
1453	jabber_handlevcard(gjc, querynode, from);
1454	} else if (vcard) {
1455	jabber_track_queries(gjc->queries, id, TRUE); /* delete query track */
1456	jabber_handlevcard(gjc, vcard, from);
1457	} else {
1458	char *val;
1459
1460	/* handle "null" query results */
1461	if((val = jabber_track_queries(gjc->queries, id, TRUE)) != NULL) {
1462	if (!g_strncasecmp(val, "vcard", 5)) {
1463	jabber_handlevcard(gjc, NULL, from);
1464	}
1465
1466	/* No-op */
1467	}
1468	}
1469
1470	} else if (jpacket_subtype(p) == JPACKET__ERROR) {
1471	xmlnode xerr;
1472	char from, errmsg = NULL;
1473	int errcode = 0;
1474
1475	from = xmlnode_get_attrib(p->x, "from");
1476	xerr = xmlnode_get_tag(p->x, "error");
1477	if (xerr) {
1478	errmsg = xmlnode_get_data(xerr);
1479	if (xmlnode_get_attrib(xerr, "code"))
1480	errcode = atoi(xmlnode_get_attrib(xerr, "code"));
1481	}
1482
1483	from = g_strdup_printf("Error %d (%s)", errcode, from);
1484	do_error_dialog(GJ_GC(gjc), errmsg, from);
1485	g_free(from);
1486
1487	}
1488
1489	break;
1490	case JPACKET_S10N:
1491	jabber_handles10n(gjc, p);
1492	break;
1493	}
1494
1495	xmlnode_free(p->x);
1496
1497	return;
1498	}
1499
1500	static void jabber_handlestate(gjconn gjc, int state)
1501	{
1502	switch (state) {
1503	case JCONN_STATE_OFF:
1504	if(gjc->was_connected) {
1505	hide_login_progress_error(GJ_GC(gjc), _("Connection lost"));
1506	} else {
1507	hide_login_progress(GJ_GC(gjc), _("Unable to connect"));
1508	}
1509	signoff(GJ_GC(gjc));
1510	break;
1511	case JCONN_STATE_CONNECTED:
1512	gjc->was_connected = 1;
1513	set_login_progress(GJ_GC(gjc), 2, _("Connected"));
1514	break;
1515	case JCONN_STATE_ON:
1516	set_login_progress(GJ_GC(gjc), 3, _("Requesting Authentication Method"));
1517	gjab_reqauth(gjc);
1518	break;
1519	}
1520	return;
1521	}
1522
1523	static void jabber_login(struct aim_user *user)
1524	{
1525	struct gaim_connection *gc = new_gaim_conn(user);
1526	struct jabber_data *jd = gc->proto_data = g_new0(struct jabber_data, 1);
1527	char *loginname = create_valid_jid(user->username, DEFAULT_SERVER, "BitlBee");
1528
1529	jd->hash = g_hash_table_new(g_str_hash, g_str_equal);
1530	jd->chats = NULL; /* we have no chats yet */
1531
1532	set_login_progress(gc, 1, _("Connecting"));
1533
1534	if (!(jd->gjc = gjab_new(loginname, user->password, gc))) {
1535	g_free(loginname);
1536	hide_login_progress(gc, _("Unable to connect"));
1537	signoff(gc);
1538	return;
1539	}
1540
1541	g_free(loginname);
1542	gjab_state_handler(jd->gjc, jabber_handlestate);
1543	gjab_packet_handler(jd->gjc, jabber_handlepacket);
1544	jd->gjc->queries = g_hash_table_new(g_str_hash, g_str_equal);
1545	gjab_start(jd->gjc);
1546	}
1547
1548	static gboolean jabber_destroy_hash(gpointer key, gpointer val, gpointer data) {
1549	g_free(key);
1550	g_free(val);
1551	return TRUE;
1552	}
1553
1554	static gboolean jabber_free(gpointer data)
1555	{
1556	struct jabber_data *jd = data;
1557
1558	if(jd->gjc != NULL) {
1559	gjab_delete(jd->gjc);
1560	g_free(jd->gjc->sid);
1561	jd->gjc = NULL;
1562	}
1563	g_free(jd);
1564
1565	return FALSE;
1566	}
1567
1568	static void jabber_close(struct gaim_connection *gc)
1569	{
1570	struct jabber_data *jd = gc->proto_data;
1571
1572	if(jd) {
1573	GSList *jcs = jd->chats;
1574
1575	/* Free-up the jabber_chat struct allocs and the list */
1576	while (jcs) {
1577	g_free(jcs->data);
1578	jcs = jcs->next;
1579	}
1580	g_slist_free(jd->chats);
1581
1582	/* Free-up the away status memories and the list */
1583	if(jd->hash != NULL) {
1584	g_hash_table_foreach_remove(jd->hash, jabber_destroy_hash, NULL);
1585	g_hash_table_destroy(jd->hash);
1586	jd->hash = NULL;
1587	}
1588
1589	/* Free-up the pending queries memories and the list */
1590	if(jd->gjc != NULL && jd->gjc->queries != NULL) {
1591	g_hash_table_foreach_remove(jd->gjc->queries, jabber_destroy_hash, NULL);
1592	g_hash_table_destroy(jd->gjc->queries);
1593	jd->gjc->queries = NULL;
1594	}
1595	}
1596	if (gc->inpa)
1597	gaim_input_remove(gc->inpa);
1598
1599	if(jd) {
1600	g_timeout_add(50, jabber_free, jd);
1601	if(jd->gjc != NULL)
1602	xmlnode_free(jd->gjc->current);
1603	}
1604	gc->proto_data = NULL;
1605	}
1606
1607	static int jabber_send_im(struct gaim_connection gc, char who, char *message, int len, int flags)
1608	{
1609	xmlnode x, y;
1610	char *realwho;
1611	gjconn gjc = ((struct jabber_data *)gc->proto_data)->gjc;
1612
1613	if (!who \|\| !message)
1614	return 0;
1615
1616	x = xmlnode_new_tag("message");
1617	/* Bare username and "username" not the server itself? */
1618	if (!strchr(who, '@') && strcmp(who, gjc->user->server) != 0)
1619	realwho = g_strdup_printf("%s@%s", who, gjc->user->server);
1620	else
1621	realwho = g_strdup(who);
1622	xmlnode_put_attrib(x, "to", realwho);
1623	g_free(realwho);
1624
1625	xmlnode_insert_tag(x, "bitlbee");
1626	xmlnode_put_attrib(x, "type", "chat");
1627
1628	if (message && strlen(message)) {
1629	y = xmlnode_insert_tag(x, "body");
1630	xmlnode_insert_cdata(y, message, -1);
1631	}
1632
1633	gjab_send(((struct jabber_data *)gc->proto_data)->gjc, x);
1634	xmlnode_free(x);
1635	return 1;
1636	}
1637
1638	/*
1639	* Add/update buddy's roster entry on server
1640	*/
1641	static void jabber_roster_update(struct gaim_connection gc, char name)
1642	{
1643	xmlnode x, y;
1644	char *realwho;
1645	gjconn gjc;
1646	struct buddy *buddy = NULL;
1647	/* struct group buddy_group = NULL; /
1648
1649	if(gc && gc->proto_data && ((struct jabber_data *)gc->proto_data)->gjc && name) {
1650	gjc = ((struct jabber_data *)gc->proto_data)->gjc;
1651
1652	if (!strchr(name, '@'))
1653	realwho = g_strdup_printf("%s@%s", name, gjc->user->server);
1654	else {
1655	jid who = jid_new(gjc->p, name);
1656	if (who->user == NULL) {
1657	/* FIXME: transport */
1658	return;
1659	}
1660	realwho = g_strdup_printf("%s@%s", who->user, who->server);
1661	}
1662
1663
1664	x = jutil_iqnew(JPACKET__SET, NS_ROSTER);
1665	y = xmlnode_insert_tag(xmlnode_get_tag(x, "query"), "item");
1666	xmlnode_put_attrib(y, "jid", realwho);
1667
1668
1669	/* If we can find the buddy, there's an alias for him, it's not 0-length
1670	* and it doesn't match his JID, add the "name" attribute.
1671	*/
1672	if((buddy = find_buddy(gc, realwho)) != NULL &&
1673	buddy->show != NULL && buddy->show[0] != '\0' && strcmp(realwho, buddy->show)) {
1674
1675	xmlnode_put_attrib(y, "name", buddy->show);
1676	}
1677
1678	/*
1679	* Find out what group the buddy's in and send that along
1680	* with the roster item.
1681	*/
1682	/* Bitlbee disabled
1683	if((buddy_group = NULL) != NULL) {
1684	xmlnode z;
1685	z = xmlnode_insert_tag(y, "group");
1686	xmlnode_insert_cdata(z, buddy_group->name, -1);
1687	}
1688	End - Bitlbee */
1689
1690	gjab_send(((struct jabber_data *)gc->proto_data)->gjc, x);
1691
1692	xmlnode_free(x);
1693	g_free(realwho);
1694	}
1695	}
1696
1697	/*
1698	* Change buddy's group on server roster
1699	*/
1700	static void jabber_group_change(struct gaim_connection gc, char name, char old_group, char new_group)
1701	{
1702	if(strcmp(old_group, new_group)) {
1703	jabber_roster_update(gc, name);
1704	}
1705	}
1706
1707	static void jabber_add_buddy(struct gaim_connection gc, char name)
1708	{
1709	xmlnode x;
1710	char *realwho;
1711	gjconn gjc = ((struct jabber_data *)gc->proto_data)->gjc;
1712
1713	if (!((struct jabber_data *)gc->proto_data)->did_import)
1714	return;
1715
1716	if (!name)
1717	return;
1718
1719	if (!strcmp(gc->username, name))
1720	return;
1721
1722	if (!strchr(name, '@'))
1723	realwho = g_strdup_printf("%s@%s", name, gjc->user->server);
1724	else {
1725	jid who;
1726
1727	if((who = jid_new(gjc->p, name)) == NULL) {
1728	char *msg = g_strdup_printf("%s: \"%s\"", _("Invalid Jabber I.D."), name);
1729	do_error_dialog(GJ_GC(gjc), msg, _("Jabber Error"));
1730	g_free(msg);
1731	jabber_remove_gaim_buddy(gc, name);
1732	return;
1733	}
1734	if (who->user == NULL) {
1735	/* FIXME: transport */
1736	return;
1737	}
1738	realwho = g_strdup_printf("%s@%s", who->user, who->server);
1739	}
1740
1741	x = xmlnode_new_tag("presence");
1742	xmlnode_put_attrib(x, "to", realwho);
1743	xmlnode_put_attrib(x, "type", "subscribe");
1744	gjab_send(((struct jabber_data *)gc->proto_data)->gjc, x);
1745	xmlnode_free(x);
1746
1747	jabber_roster_update(gc, realwho);
1748
1749	g_free(realwho);
1750	}
1751
1752	static void jabber_remove_buddy(struct gaim_connection gc, char name, char *group)
1753	{
1754	xmlnode x;
1755	char *realwho;
1756	gjconn gjc = ((struct jabber_data *)gc->proto_data)->gjc;
1757
1758	if (!name)
1759	return;
1760
1761	if (!strchr(name, '@'))
1762	realwho = g_strdup_printf("%s@%s", name, gjc->user->server);
1763	else
1764	realwho = g_strdup(name);
1765
1766	x = xmlnode_new_tag("presence");
1767	xmlnode_put_attrib(x, "to", realwho);
1768	xmlnode_put_attrib(x, "type", "unsubscribe");
1769	gjab_send(((struct jabber_data *)gc->proto_data)->gjc, x);
1770	g_free(realwho);
1771	xmlnode_free(x);
1772	}
1773
1774	static void jabber_get_info(struct gaim_connection gc, char who) {
1775	xmlnode x;
1776	char *id;
1777	char *realwho;
1778	struct jabber_data *jd = gc->proto_data;
1779	gjconn gjc = jd->gjc;
1780
1781	x = jutil_iqnew(JPACKET__GET, NS_VCARD);
1782	/* Bare username? */
1783	if (!strchr(who, '@')) {
1784	realwho = g_strdup_printf("%s@%s", who, gjc->user->server);
1785	} else {
1786	realwho = g_strdup(who);
1787	}
1788	xmlnode_put_attrib(x, "to", realwho);
1789	g_free(realwho);
1790
1791	id = gjab_getid(gjc);
1792	xmlnode_put_attrib(x, "id", id);
1793
1794	g_hash_table_insert(jd->gjc->queries, g_strdup(id), g_strdup("vCard"));
1795
1796	gjab_send(gjc, x);
1797
1798	xmlnode_free(x);
1799
1800	}
1801
1802	static void jabber_get_away_msg(struct gaim_connection gc, char who) {
1803	struct jabber_data *jd = gc->proto_data;
1804	gjconn gjc = jd->gjc;
1805	char *status;
1806
1807	/* space for all elements: Jabber I.D. + "status" + NULL (list terminator) */
1808	gchar str_arr = (gchar ) g_new(gpointer, 3);
1809	gchar **ap = str_arr;
1810	gchar realwho, final;
1811
1812	/* Bare username? */
1813	if (!strchr(who, '@')) {
1814	realwho = g_strdup_printf("%s@%s", who, gjc->user->server);
1815	} else {
1816	realwho = g_strdup(who);
1817	}
1818	*ap++ = g_strdup_printf("<B>Jabber ID:</B> %s<BR>\n", realwho);
1819
1820	if((status = g_hash_table_lookup(jd->hash, realwho)) == NULL) {
1821	status = _("Unknown");
1822	}
1823	*ap++ = g_strdup_printf("<B>Status:</B> %s<BR>\n", status);
1824
1825	*ap = NULL;
1826
1827	final= g_strjoinv(NULL, str_arr);
1828	g_strfreev(str_arr);
1829
1830	g_free(realwho);
1831	g_free(final);
1832
1833	}
1834
1835	static GList jabber_away_states(struct gaim_connection gc) {
1836	GList *m = NULL;
1837
1838	m = g_list_append(m, "Online");
1839	m = g_list_append(m, "Chatty");
1840	m = g_list_append(m, "Away");
1841	m = g_list_append(m, "Extended Away");
1842	m = g_list_append(m, "Do Not Disturb");
1843
1844	return m;
1845	}
1846
1847	static void jabber_set_away(struct gaim_connection gc, char state, char *message)
1848	{
1849	xmlnode x, y;
1850	struct jabber_data *jd = gc->proto_data;
1851	gjconn gjc = jd->gjc;
1852
1853	gc->away = NULL; /* never send an auto-response */
1854
1855	x = xmlnode_new_tag("presence");
1856
1857	if (!strcmp(state, GAIM_AWAY_CUSTOM)) {
1858	/* oh goody. Gaim is telling us what to do. */
1859	if (message) {
1860	/* Gaim wants us to be away */
1861	y = xmlnode_insert_tag(x, "show");
1862	xmlnode_insert_cdata(y, "away", -1);
1863	y = xmlnode_insert_tag(x, "status");
1864	{
1865	char *utf8 = str_to_utf8(message);
1866	xmlnode_insert_cdata(y, utf8, -1);
1867	g_free(utf8);
1868	}
1869	gc->away = "";
1870	} else {
1871	/* Gaim wants us to not be away */
1872	/* but for Jabber, we can just send presence with no other information. */
1873	}
1874	} else {
1875	/* state is one of our own strings. it won't be NULL. */
1876	if (!g_strcasecmp(state, "Online")) {
1877	/* once again, we don't have to put anything here */
1878	} else if (!g_strcasecmp(state, "Chatty")) {
1879	y = xmlnode_insert_tag(x, "show");
1880	xmlnode_insert_cdata(y, "chat", -1);
1881	} else if (!g_strcasecmp(state, "Away")) {
1882	y = xmlnode_insert_tag(x, "show");
1883	xmlnode_insert_cdata(y, "away", -1);
1884	gc->away = "";
1885	} else if (!g_strcasecmp(state, "Extended Away")) {
1886	y = xmlnode_insert_tag(x, "show");
1887	xmlnode_insert_cdata(y, "xa", -1);
1888	gc->away = "";
1889	} else if (!g_strcasecmp(state, "Do Not Disturb")) {
1890	y = xmlnode_insert_tag(x, "show");
1891	xmlnode_insert_cdata(y, "dnd", -1);
1892	gc->away = "";
1893	}
1894	}
1895
1896	gjab_send(gjc, x);
1897	xmlnode_free(x);
1898	}
1899
1900	static void jabber_set_idle(struct gaim_connection *gc, int idle) {
1901	struct jabber_data jd = (struct jabber_data )gc->proto_data;
1902	jd->idle = idle ? time(NULL) - idle : idle;
1903	}
1904
1905	static void jabber_keepalive(struct gaim_connection *gc) {
1906	struct jabber_data jd = (struct jabber_data )gc->proto_data;
1907	gjab_send_raw(jd->gjc, " \t ");
1908	}
1909
1910	static void jabber_buddy_free(struct buddy *b)
1911	{
1912	while (b->proto_data) {
1913	g_free(((GSList *)b->proto_data)->data);
1914	b->proto_data = g_slist_remove(b->proto_data, ((GSList *)b->proto_data)->data);
1915	}
1916	}
1917
1918	/---------------------------------------/
1919	/* Jabber "set info" (vCard) support */
1920	/---------------------------------------/
1921
1922	/*
1923	* V-Card format:
1924	*
1925	* <vCard prodid='' version='' xmlns=''>
1926	* <FN></FN>
1927	* <N>
1928	* <FAMILY/>
1929	* <GIVEN/>
1930	* </N>
1931	* <NICKNAME/>
1932	* <URL/>
1933	* <ADR>
1934	* <STREET/>
1935	* <EXTADD/>
1936	* <LOCALITY/>
1937	* <REGION/>
1938	* <PCODE/>
1939	* <COUNTRY/>
1940	* </ADR>
1941	* <TEL/>
1942	* <EMAIL/>
1943	* <ORG>
1944	* <ORGNAME/>
1945	* <ORGUNIT/>
1946	* </ORG>
1947	* <TITLE/>
1948	* <ROLE/>
1949	* <DESC/>
1950	* <BDAY/>
1951	* </vCard>
1952	*
1953	* See also:
1954	*
1955	* http://docs.jabber.org/proto/html/vcard-temp.html
1956	* http://www.vcard-xml.org/dtd/vCard-XML-v2-20010520.dtd
1957	*/
1958
1959	/*
1960	* Cross-reference user-friendly V-Card entry labels to vCard XML tags
1961	* and attributes.
1962	*
1963	* Order is (or should be) unimportant. For example: we have no way of
1964	* knowing in what order real data will arrive.
1965	*
1966	* Format: Label, Pre-set text, "visible" flag, "editable" flag, XML tag
1967	* name, XML tag's parent tag "path" (relative to vCard node).
1968	*
1969	* List is terminated by a NULL label pointer.
1970	*
1971	* Entries with no label text, but with XML tag and parent tag
1972	* entries, are used by V-Card XML construction routines to
1973	* "automagically" construct the appropriate XML node tree.
1974	*
1975	* Thoughts on future direction/expansion
1976	*
1977	* This is a "simple" vCard.
1978	*
1979	* It is possible for nodes other than the "vCard" node to have
1980	* attributes. Should that prove necessary/desirable, add an
1981	* "attributes" pointer to the vcard_template struct, create the
1982	* necessary tag_attr structs, and add 'em to the vcard_dflt_data
1983	* array.
1984	*
1985	* The above changes will (obviously) require changes to the vCard
1986	* construction routines.
1987	*/
1988
1989	static struct vcard_template {
1990	char label; / label text pointer */
1991	char text; / entry text pointer */
1992	int visible; /* should entry field be "visible?" */
1993	int editable; /* should entry field be editable? */
1994	char tag; / tag text */
1995	char ptag; / parent tag "path" text */
1996	char url; / vCard display format if URL */
1997	} vcard_template_data[] = {
1998	{N_("Full Name"), NULL, TRUE, TRUE, "FN", NULL, NULL},
1999	{N_("Family Name"), NULL, TRUE, TRUE, "FAMILY", "N", NULL},
2000	{N_("Given Name"), NULL, TRUE, TRUE, "GIVEN", "N", NULL},
2001	{N_("Nickname"), NULL, TRUE, TRUE, "NICKNAME", NULL, NULL},
2002	{N_("URL"), NULL, TRUE, TRUE, "URL", NULL, "<A HREF=\"%s\">%s</A>"},
2003	{N_("Street Address"), NULL, TRUE, TRUE, "STREET", "ADR", NULL},
2004	{N_("Extended Address"), NULL, TRUE, TRUE, "EXTADD", "ADR", NULL},
2005	{N_("Locality"), NULL, TRUE, TRUE, "LOCALITY", "ADR", NULL},
2006	{N_("Region"), NULL, TRUE, TRUE, "REGION", "ADR", NULL},
2007	{N_("Postal Code"), NULL, TRUE, TRUE, "PCODE", "ADR", NULL},
2008	{N_("Country"), NULL, TRUE, TRUE, "COUNTRY", "ADR", NULL},
2009	{N_("Telephone"), NULL, TRUE, TRUE, "TELEPHONE", NULL, NULL},
2010	{N_("Email"), NULL, TRUE, TRUE, "EMAIL", NULL, "<A HREF=\"mailto:%s\">%s</A>"},
2011	{N_("Organization Name"), NULL, TRUE, TRUE, "ORGNAME", "ORG", NULL},
2012	{N_("Organization Unit"), NULL, TRUE, TRUE, "ORGUNIT", "ORG", NULL},
2013	{N_("Title"), NULL, TRUE, TRUE, "TITLE", NULL, NULL},
2014	{N_("Role"), NULL, TRUE, TRUE, "ROLE", NULL, NULL},
2015	{N_("Birthday"), NULL, TRUE, TRUE, "BDAY", NULL, NULL},
2016	{N_("Description"), NULL, TRUE, TRUE, "DESC", NULL, NULL},
2017	{"", NULL, TRUE, TRUE, "N", NULL, NULL},
2018	{"", NULL, TRUE, TRUE, "ADR", NULL, NULL},
2019	{"", NULL, TRUE, TRUE, "ORG", NULL, NULL},
2020	{NULL, NULL, 0, 0, NULL, NULL, NULL}
2021	};
2022
2023	/*
2024	* Used by routines to parse an XML-encoded string into an xmlnode tree
2025	*/
2026	typedef struct {
2027	XML_Parser parser;
2028	xmlnode current;
2029	} *xmlstr2xmlnode_parser, xmlstr2xmlnode_parser_struct;
2030
2031
2032	/*
2033	* Used by XML_Parse on parsing CDATA
2034	*/
2035	static void xmlstr2xmlnode_charData(void userdata, const char s, int slen)
2036	{
2037	xmlstr2xmlnode_parser xmlp = (xmlstr2xmlnode_parser) userdata;
2038
2039	if (xmlp->current)
2040	xmlnode_insert_cdata(xmlp->current, s, slen);
2041	}
2042
2043	/*
2044	* Used by XML_Parse to start or append to an xmlnode
2045	*/
2046	static void xmlstr2xmlnode_startElement(void userdata, const char name, const char **attribs)
2047	{
2048	xmlnode x;
2049	xmlstr2xmlnode_parser xmlp = (xmlstr2xmlnode_parser) userdata;
2050
2051	if (xmlp->current) {
2052	/* Append the node to the current one */
2053	x = xmlnode_insert_tag(xmlp->current, name);
2054	xmlnode_put_expat_attribs(x, attribs);
2055
2056	xmlp->current = x;
2057	} else {
2058	x = xmlnode_new_tag(name);
2059	xmlnode_put_expat_attribs(x, attribs);
2060	xmlp->current = x;
2061	}
2062	}
2063
2064	/*
2065	* Used by XML_Parse to end an xmlnode
2066	*/
2067	static void xmlstr2xmlnode_endElement(void userdata, const char name)
2068	{
2069	xmlstr2xmlnode_parser xmlp = (xmlstr2xmlnode_parser) userdata;
2070	xmlnode x;
2071
2072	if (xmlp->current != NULL && (x = xmlnode_get_parent(xmlp->current)) != NULL) {
2073	xmlp->current = x;
2074	}
2075	}
2076
2077	/*
2078	* Parse an XML-encoded string into an xmlnode tree
2079	*
2080	* Caller is responsible for freeing the returned xmlnode
2081	*/
2082	static xmlnode xmlstr2xmlnode(char *xmlstring)
2083	{
2084	xmlstr2xmlnode_parser my_parser = g_new(xmlstr2xmlnode_parser_struct, 1);
2085	xmlnode x = NULL;
2086
2087	my_parser->parser = XML_ParserCreate(NULL);
2088	my_parser->current = NULL;
2089
2090	XML_SetUserData(my_parser->parser, (void *)my_parser);
2091	XML_SetElementHandler(my_parser->parser, xmlstr2xmlnode_startElement, xmlstr2xmlnode_endElement);
2092	XML_SetCharacterDataHandler(my_parser->parser, xmlstr2xmlnode_charData);
2093	XML_Parse(my_parser->parser, xmlstring, strlen(xmlstring), 0);
2094
2095	x = my_parser->current;
2096
2097	XML_ParserFree(my_parser->parser);
2098	g_free(my_parser);
2099
2100	return(x);
2101	}
2102
2103	/*
2104	* Insert a tag node into an xmlnode tree, recursively inserting parent tag
2105	* nodes as necessary
2106	*
2107	* Returns pointer to inserted node
2108	*
2109	* Note to hackers: this code is designed to be re-entrant (it's recursive--it
2110	* calls itself), so don't put any "static"s in here!
2111	*/
2112	static xmlnode insert_tag_to_parent_tag(xmlnode start, const char parent_tag, const char new_tag)
2113	{
2114	xmlnode x = NULL;
2115
2116	/*
2117	* If the parent tag wasn't specified, see if we can get it
2118	* from the vCard template struct.
2119	*/
2120	if(parent_tag == NULL) {
2121	struct vcard_template *vc_tp = vcard_template_data;
2122
2123	while(vc_tp->label != NULL) {
2124	if(strcmp(vc_tp->tag, new_tag) == 0) {
2125	parent_tag = vc_tp->ptag;
2126	break;
2127	}
2128	++vc_tp;
2129	}
2130	}
2131
2132	/*
2133	* If we have a parent tag...
2134	*/
2135	if(parent_tag != NULL ) {
2136	/*
2137	* Try to get the parent node for a tag
2138	*/
2139	if((x = xmlnode_get_tag(start, parent_tag)) == NULL) {
2140	/*
2141	* Descend?
2142	*/
2143	char *grand_parent = strcpy(g_malloc(strlen(parent_tag) + 1), parent_tag);
2144	char *parent;
2145
2146	if((parent = strrchr(grand_parent, '/')) != NULL) {
2147	*(parent++) = '\0';
2148	x = insert_tag_to_parent_tag(start, grand_parent, parent);
2149	} else {
2150	x = xmlnode_insert_tag(start, grand_parent);
2151	}
2152	g_free(grand_parent);
2153	} else {
2154	/*
2155	* We found something to be the parent node.
2156	* Note: may be the "root" node!
2157	*/
2158	xmlnode y;
2159	if((y = xmlnode_get_tag(x, new_tag)) != NULL) {
2160	return(y);
2161	}
2162	}
2163	}
2164
2165	/*
2166	* insert the new tag into its parent node
2167	*/
2168	return(xmlnode_insert_tag((x == NULL? start : x), new_tag));
2169	}
2170
2171	/*
2172	* Send vCard info to Jabber server
2173	*/
2174	static void jabber_set_info(struct gaim_connection gc, char info)
2175	{
2176	xmlnode x, vc_node;
2177	char *id;
2178	struct jabber_data *jd = gc->proto_data;
2179	gjconn gjc = jd->gjc;
2180
2181	x = xmlnode_new_tag("iq");
2182	xmlnode_put_attrib(x,"type","set");
2183
2184	id = gjab_getid(gjc);
2185
2186	xmlnode_put_attrib(x, "id", id);
2187
2188	/*
2189	* Send only if there's actually any information to send
2190	*/
2191	if((vc_node = xmlstr2xmlnode(info)) != NULL && xmlnode_get_name(vc_node) != NULL &&
2192	g_strncasecmp(xmlnode_get_name(vc_node), "vcard", 5) == 0) {
2193	xmlnode_insert_tag_node(x, vc_node);
2194	gjab_send(gjc, x);
2195	}
2196
2197	xmlnode_free(x);
2198	}
2199
2200	/*
2201	* displays a Jabber vCard
2202	*/
2203	static void jabber_handlevcard(gjconn gjc, xmlnode querynode, char *from)
2204	{
2205	struct jabber_data *jd = GJ_GC(gjc)->proto_data;
2206	jid who = jid_new(gjc->p, from);
2207	char status = NULL, text = NULL;
2208	GString *str = g_string_sized_new(100);
2209	xmlnode child;
2210
2211	gchar *buddy = NULL;
2212
2213	if(querynode == NULL) {
2214	serv_got_crap(GJ_GC(gjc), "%s - Received empty info reply from %s", _("User Info"), from);
2215	return;
2216	}
2217
2218	if(who->resource != NULL && (who->resource)[0] != '\0') {
2219	buddy = g_strdup_printf("%s@%s/%s", who->user, who->server, who->resource);
2220	} else {
2221	buddy = g_strdup_printf("%s@%s", who->user, who->server);
2222	}
2223
2224	if((status = g_hash_table_lookup(jd->hash, buddy)) == NULL) {
2225	status = _("Unknown");
2226	}
2227
2228	g_string_sprintfa(str, "%s: %s - %s: %s", _("Jabber ID"), buddy, _("Status"),
2229	status);
2230
2231	for(child = querynode->firstchild; child; child = child->next)
2232	{
2233	xmlnode child2;
2234
2235	if(child->type != NTYPE_TAG)
2236	continue;
2237
2238	text = xmlnode_get_data(child);
2239	if(text && !strcmp(child->name, "FN")) {
2240	info_string_append(str, "\n", _("Full Name"), text);
2241	} else if (!strcmp(child->name, "N")) {
2242	for (child2 = child->firstchild; child2; child2 = child2->next) {
2243	char *text2 = NULL;
2244
2245	if (child2->type != NTYPE_TAG)
2246	continue;
2247
2248	text2 = xmlnode_get_data(child2);
2249	if (text2 && !strcmp(child2->name, "FAMILY")) {
2250	info_string_append(str, "\n", _("Family Name"), text2);
2251	} else if (text2 && !strcmp(child2->name, "GIVEN")) {
2252	info_string_append(str, "\n", _("Given Name"), text2);
2253	} else if (text2 && !strcmp(child2->name, "MIDDLE")) {
2254	info_string_append(str, "\n", _("Middle Name"), text2);
2255	}
2256	}
2257	} else if (text && !strcmp(child->name, "NICKNAME")) {
2258	info_string_append(str, "\n", _("Nickname"), text);
2259	} else if (text && !strcmp(child->name, "BDAY")) {
2260	info_string_append(str, "\n", _("Birthday"), text);
2261	} else if (!strcmp(child->name, "ADR")) {
2262	/* show wich address it is */
2263	/* Just for the beauty of bitlbee
2264	if (child->firstchild)
2265	g_string_sprintfa(str, "%s:\n", _("Address"));
2266	*/
2267	for(child2 = child->firstchild; child2; child2 = child2->next) {
2268	char *text2 = NULL;
2269
2270	if(child2->type != NTYPE_TAG)
2271	continue;
2272
2273	text2 = xmlnode_get_data(child2);
2274	if(text2 && !strcmp(child2->name, "POBOX")) {
2275	info_string_append(str, "\n",
2276	_("P.O. Box"), text2);
2277	} else if(text2 && !strcmp(child2->name, "EXTADR")) {
2278	info_string_append(str, "\n",
2279	_("Extended Address"), text2);
2280	} else if(text2 && !strcmp(child2->name, "STREET")) {
2281	info_string_append(str, "\n",
2282	_("Street Address"), text2);
2283	} else if(text2 && !strcmp(child2->name, "LOCALITY")) {
2284	info_string_append(str, "\n",
2285	_("Locality"), text2);
2286	} else if(text2 && !strcmp(child2->name, "REGION")) {
2287	info_string_append(str, "\n",
2288	_("Region"), text2);
2289	} else if(text2 && !strcmp(child2->name, "PCODE")) {
2290	info_string_append(str, "\n",
2291	_("Postal Code"), text2);
2292	} else if(text2 && (!strcmp(child2->name, "CTRY")
2293	\|\| !strcmp(child2->name, "COUNTRY"))) {
2294	info_string_append(str, "\n", _("Country"), text2);
2295	}
2296	}
2297	} else if(!strcmp(child->name, "TEL")) {
2298	char *number = NULL;
2299	if ((child2 = xmlnode_get_tag(child, "NUMBER"))) {
2300	/* show what kind of number it is */
2301	number = xmlnode_get_data(child2);
2302	if(number) {
2303	info_string_append(str, "\n", _("Telephone"), number);
2304	}
2305	} else if((number = xmlnode_get_data(child))) {
2306	/* lots of clients (including gaim) do this,
2307	* but it's out of spec */
2308	info_string_append(str, "\n", _("Telephone"), number);
2309	}
2310	} else if(!strcmp(child->name, "EMAIL")) {
2311	char *userid = NULL;
2312	if((child2 = xmlnode_get_tag(child, "USERID"))) {
2313	/* show what kind of email it is */
2314	userid = xmlnode_get_data(child2);
2315	if(userid) {
2316	info_string_append(str, "\n", _("Email"), userid);
2317	}
2318	} else if((userid = xmlnode_get_data(child))) {
2319	/* lots of clients (including gaim) do this,
2320	* but it's out of spec */
2321	info_string_append(str, "\n", _("Email"), userid);
2322	}
2323	} else if(!strcmp(child->name, "ORG")) {
2324	for(child2 = child->firstchild; child2; child2 = child2->next) {
2325	char *text2 = NULL;
2326
2327	if(child2->type != NTYPE_TAG)
2328	continue;
2329
2330	text2 = xmlnode_get_data(child2);
2331	if(text2 && !strcmp(child2->name, "ORGNAME")) {
2332	info_string_append(str, "\n", _("Organization Name"), text2);
2333	} else if(text2 && !strcmp(child2->name, "ORGUNIT")) {
2334	info_string_append(str, "\n", _("Organization Unit"), text2);
2335	}
2336	}
2337	} else if(text && !strcmp(child->name, "TITLE")) {
2338	info_string_append(str, "\n", _("Title"), text);
2339	} else if(text && !strcmp(child->name, "ROLE")) {
2340	info_string_append(str, "\n", _("Role"), text);
2341	} else if(text && !strcmp(child->name, "DESC")) {
2342	g_string_sprintfa(str, "\n%s:\n%s\n%s", _("Description"),
2343	text, _("End of Description"));
2344	}
2345	}
2346
2347	serv_got_crap(GJ_GC(gjc), "%s\n%s", _("User Info"), str->str);
2348
2349	g_free(buddy);
2350	g_string_free(str, TRUE);
2351	}
2352
2353
2354	static GList *jabber_actions()
2355	{
2356	GList *m = NULL;
2357
2358	m = g_list_append(m, _("Set User Info"));
2359	/*
2360	m = g_list_append(m, _("Set Dir Info"));
2361	m = g_list_append(m, _("Change Password"));
2362	*/
2363
2364	return m;
2365	}
2366
2367	static struct prpl *my_protocol = NULL;
2368
2369	void jabber_init(struct prpl *ret)
2370	{
2371	/* the NULL's aren't required but they're nice to have */
2372	ret->protocol = PROTO_JABBER;
2373	ret->name = jabber_name;
2374	ret->away_states = jabber_away_states;
2375	ret->actions = jabber_actions;
2376	ret->login = jabber_login;
2377	ret->close = jabber_close;
2378	ret->send_im = jabber_send_im;
2379	ret->set_info = jabber_set_info;
2380	ret->get_info = jabber_get_info;
2381	ret->set_away = jabber_set_away;
2382	ret->get_away = jabber_get_away_msg;
2383	ret->set_idle = jabber_set_idle;
2384	ret->add_buddy = jabber_add_buddy;
2385	ret->remove_buddy = jabber_remove_buddy;
2386	ret->add_permit = NULL;
2387	ret->add_deny = NULL;
2388	ret->rem_permit = NULL;
2389	ret->rem_deny = NULL;
2390	ret->set_permit_deny = NULL;
2391	ret->keepalive = jabber_keepalive;
2392	ret->buddy_free = jabber_buddy_free;
2393	ret->alias_buddy = jabber_roster_update;
2394	ret->group_buddy = jabber_group_change;
2395	ret->cmp_buddynames = g_strcasecmp;
2396
2397	my_protocol = ret;
2398	}

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