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source: protocols/jabber/jabber.c @ 0a3c243

Last change on this file since 0a3c243 was 0a3c243, checked in by Wilmer van der Gaast <wilmer@…>, at 2006-06-30T23:18:56Z
Got rid of struct aim_user (now using account_t everywhere). Needs some more testing though.
Property mode set to `100644`
File size: 59.1 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	#ifndef _WIN32
25	#include <sys/utsname.h>
26	#endif
27	#include <errno.h>
28	#include <string.h>
29	#include <stdlib.h>
30	#include <stdio.h>
31	#include <time.h>
32	#include <sys/stat.h>
33	#include "jabber.h"
34	#include "nogaim.h"
35	#include "bitlbee.h"
36	#include "proxy.h"
37	#include "ssl_client.h"
38
39	/* The priv member of gjconn's is a gaim_connection for now. */
40	#define GJ_GC(x) ((struct gaim_connection *)(x)->priv)
41
42	#define IQID_AUTH "__AUTH__"
43
44	#define IQ_NONE -1
45	#define IQ_AUTH 0
46	#define IQ_ROSTER 1
47
48	#define UC_AWAY (0x02 \| UC_UNAVAILABLE)
49	#define UC_CHAT 0x04
50	#define UC_XA (0x08 \| UC_UNAVAILABLE)
51	#define UC_DND (0x10 \| UC_UNAVAILABLE)
52
53	#define DEFAULT_SERVER "jabber.org"
54	#define DEFAULT_GROUPCHAT "conference.jabber.org"
55	#define DEFAULT_PORT 5222
56	#define DEFAULT_PORT_SSL 5223
57	#define JABBER_PORT_MIN 5220
58	#define JABBER_PORT_MAX 5229
59
60	#define JABBER_GROUP "Friends"
61
62	/* i18n disabled - Bitlbee */
63	#define N_(String) String
64
65	/*
66	* Note: "was_connected" may seem redundant, but it was needed and I
67	* didn't want to touch the Jabber state stuff not specific to Gaim.
68	*/
69	typedef struct gjconn_struct {
70	/* Core structure */
71	pool p; /* Memory allocation pool */
72	int state; /* Connection state flag */
73	int was_connected; /* We were once connected */
74	int fd; /* Connection file descriptor */
75	void ssl; / SSL connection */
76	jid user; /* User info */
77	char pass; / User passwd */
78
79	/* Stream stuff */
80	int id; /* id counter for jab_getid() function */
81	char idbuf[9]; /* temporary storage for jab_getid() */
82	char sid; / stream id from server, for digest auth */
83	XML_Parser parser; /* Parser instance */
84	xmlnode current; /* Current node in parsing instance.. */
85
86	/* Event callback ptrs */
87	void (on_state)(struct gjconn_struct gjc, int state);
88	void (on_packet)(struct gjconn_struct gjc, jpacket p);
89
90	GHashTable queries; / query tracker */
91
92	void *priv;
93	} *gjconn, gjconn_struct;
94
95	typedef void (*gjconn_state_h)(gjconn gjc, int state);
96	typedef void (*gjconn_packet_h)(gjconn gjc, jpacket p);
97
98	static gjconn gjab_new(char user, char pass, void *priv);
99	static void gjab_delete(gjconn gjc);
100	static void gjab_state_handler(gjconn gjc, gjconn_state_h h);
101	static void gjab_packet_handler(gjconn gjc, gjconn_packet_h h);
102	static void gjab_start(gjconn gjc);
103	static void gjab_stop(gjconn gjc);
104	/*
105	static int gjab_getfd(gjconn gjc);
106	static jid gjab_getjid(gjconn gjc);
107	static char *gjab_getsid(gjconn gjc);
108	*/
109	static char *gjab_getid(gjconn gjc);
110	static void gjab_send(gjconn gjc, xmlnode x);
111	static void gjab_send_raw(gjconn gjc, const char *str);
112	static void gjab_recv(gjconn gjc);
113	static void gjab_auth(gjconn gjc);
114
115	/*
116	* It is this to which we point the gaim_connection proto_data
117	*/
118	struct jabber_data {
119	gjconn gjc;
120	gboolean did_import;
121	GSList *chats;
122	GHashTable *hash;
123	time_t idle;
124	gboolean die;
125	};
126
127	/*
128	* Jabber "chat group" info. Pointers to these go in jabber_data
129	* pending and existing chats lists.
130	*/
131	struct jabber_chat {
132	jid Jid;
133	struct gaim_connection *gc;
134	struct conversation *b;
135	int id;
136	int state;
137	};
138
139	/*
140	* Jabber chat states...
141	*
142	* Note: due to a bug in one version of the Jabber server, subscriptions
143	* to chat groups aren't (always?) properly removed at the server. The
144	* result is clients receive Jabber "presence" notifications for JIDs
145	* they no longer care about. The problem with such vestigial notifies is
146	* that we really have no way of telling if it's vestigial or if it's a
147	* valid "buddy" presence notification. So we keep jabber_chat structs
148	* around after leaving a chat group and simply mark them "closed." That
149	* way we can test for such errant presence notifications. I.e.: if we
150	* get a presence notfication from a JID that matches a chat group JID,
151	* we disregard it.
152	*/
153	#define JCS_PENDING 1 /* pending */
154	#define JCS_ACTIVE 2 /* active */
155	#define JCS_CLOSED 3 /* closed */
156
157
158	#define STATE_EVT(arg) if(gjc->on_state) { (gjc->on_state)(gjc, (arg) ); }
159
160	static void jabber_remove_buddy(struct gaim_connection gc, char name, char *group);
161	static void jabber_handlevcard(gjconn gjc, xmlnode querynode, char *from);
162
163	static char create_valid_jid(const char given, char server, char resource)
164	{
165	char *valid;
166
167	if (!strchr(given, '@'))
168	valid = g_strdup_printf("%s@%s/%s", given, server, resource);
169	else if (!strchr(strchr(given, '@'), '/'))
170	valid = g_strdup_printf("%s/%s", given, resource);
171	else
172	valid = g_strdup(given);
173
174	return valid;
175	}
176
177	static gjconn gjab_new(char user, char pass, void *priv)
178	{
179	pool p;
180	gjconn gjc;
181
182	if (!user)
183	return (NULL);
184
185	p = pool_new();
186	if (!p)
187	return (NULL);
188	gjc = pmalloc_x(p, sizeof(gjconn_struct), 0);
189	if (!gjc) {
190	pool_free(p); /* no need for this anymore! */
191	return (NULL);
192	}
193	gjc->p = p;
194
195	if((gjc->user = jid_new(p, user)) == NULL) {
196	pool_free(p); /* no need for this anymore! */
197	return (NULL);
198	}
199	gjc->pass = pstrdup(p, pass);
200
201	gjc->state = JCONN_STATE_OFF;
202	gjc->was_connected = 0;
203	gjc->id = 1;
204	gjc->fd = -1;
205
206	gjc->priv = priv;
207
208	return gjc;
209	}
210
211	static void gjab_delete(gjconn gjc)
212	{
213	if (!gjc)
214	return;
215
216	gjab_stop(gjc);
217	pool_free(gjc->p);
218	}
219
220	static void gjab_state_handler(gjconn gjc, gjconn_state_h h)
221	{
222	if (!gjc)
223	return;
224
225	gjc->on_state = h;
226	}
227
228	static void gjab_packet_handler(gjconn gjc, gjconn_packet_h h)
229	{
230	if (!gjc)
231	return;
232
233	gjc->on_packet = h;
234	}
235
236	static void gjab_stop(gjconn gjc)
237	{
238	if (!gjc \|\| gjc->state == JCONN_STATE_OFF)
239	return;
240
241	gjab_send_raw(gjc, "</stream:stream>");
242	gjc->state = JCONN_STATE_OFF;
243	gjc->was_connected = 0;
244	if (gjc->ssl) {
245	ssl_disconnect(gjc->ssl);
246	gjc->ssl = NULL;
247	} else {
248	closesocket(gjc->fd);
249	}
250	gjc->fd = -1;
251	XML_ParserFree(gjc->parser);
252	gjc->parser = NULL;
253	}
254
255	/*
256	static int gjab_getfd(gjconn gjc)
257	{
258	if (gjc)
259	return gjc->fd;
260	else
261	return -1;
262	}
263
264	static jid gjab_getjid(gjconn gjc)
265	{
266	if (gjc)
267	return (gjc->user);
268	else
269	return NULL;
270	}
271
272	static char *gjab_getsid(gjconn gjc)
273	{
274	if (gjc)
275	return (gjc->sid);
276	else
277	return NULL;
278	}
279	*/
280
281	static char *gjab_getid(gjconn gjc)
282	{
283	g_snprintf(gjc->idbuf, 8, "%d", gjc->id++);
284	return &gjc->idbuf[0];
285	}
286
287	static void gjab_send(gjconn gjc, xmlnode x)
288	{
289	if (gjc && gjc->state != JCONN_STATE_OFF) {
290	char *buf = xmlnode2str(x);
291	if (!buf)
292	return;
293	else if (gjc->ssl)
294	ssl_write(gjc->ssl, buf, strlen(buf));
295	else
296	write(gjc->fd, buf, strlen(buf));
297	}
298	}
299
300	static void gjab_send_raw(gjconn gjc, const char *str)
301	{
302	if (gjc && gjc->state != JCONN_STATE_OFF) {
303	int len;
304
305	/*
306	* JFIXME: No error detection?!?!
307	*/
308	if (gjc->ssl)
309	len = ssl_write(gjc->ssl, str, strlen(str));
310	else
311	len = write(gjc->fd, str, strlen(str));
312
313	if(len < 0) {
314	/* Do NOT write to stdout/stderr directly, IRC clients
315	might get confused, and we don't want that...
316	fprintf(stderr, "DBG: Problem sending. Error: %d\n", errno);
317	fflush(stderr); */
318	}
319	}
320	}
321
322	static void gjab_reqroster(gjconn gjc)
323	{
324	xmlnode x;
325
326	x = jutil_iqnew(JPACKET__GET, NS_ROSTER);
327	xmlnode_put_attrib(x, "id", gjab_getid(gjc));
328
329	gjab_send(gjc, x);
330	xmlnode_free(x);
331	}
332
333	static void gjab_reqauth(gjconn gjc)
334	{
335	xmlnode x, y, z;
336	char *user;
337
338	if (!gjc)
339	return;
340
341	x = jutil_iqnew(JPACKET__GET, NS_AUTH);
342	xmlnode_put_attrib(x, "id", IQID_AUTH);
343	y = xmlnode_get_tag(x, "query");
344
345	user = gjc->user->user;
346
347	if (user) {
348	z = xmlnode_insert_tag(y, "username");
349	xmlnode_insert_cdata(z, user, -1);
350	}
351
352	gjab_send(gjc, x);
353	xmlnode_free(x);
354	}
355
356	static void gjab_auth(gjconn gjc)
357	{
358	xmlnode x, y, z;
359	char hash, user;
360
361	if (!gjc)
362	return;
363
364	x = jutil_iqnew(JPACKET__SET, NS_AUTH);
365	xmlnode_put_attrib(x, "id", IQID_AUTH);
366	y = xmlnode_get_tag(x, "query");
367
368	user = gjc->user->user;
369
370	if (user) {
371	z = xmlnode_insert_tag(y, "username");
372	xmlnode_insert_cdata(z, user, -1);
373	}
374
375	z = xmlnode_insert_tag(y, "resource");
376	xmlnode_insert_cdata(z, gjc->user->resource, -1);
377
378	if (gjc->sid) {
379	z = xmlnode_insert_tag(y, "digest");
380	hash = pmalloc(x->p, strlen(gjc->sid) + strlen(gjc->pass) + 1);
381	strcpy(hash, gjc->sid);
382	strcat(hash, gjc->pass);
383	hash = shahash(hash);
384	xmlnode_insert_cdata(z, hash, 40);
385	} else {
386	z = xmlnode_insert_tag(y, "password");
387	xmlnode_insert_cdata(z, gjc->pass, -1);
388	}
389
390	gjab_send(gjc, x);
391	xmlnode_free(x);
392
393	return;
394	}
395
396	static void gjab_recv(gjconn gjc)
397	{
398	static char buf[4096];
399	int len;
400
401	if (!gjc \|\| gjc->state == JCONN_STATE_OFF)
402	return;
403
404	if (gjc->ssl)
405	len = ssl_read(gjc->ssl, buf, sizeof(buf) - 1);
406	else
407	len = read(gjc->fd, buf, sizeof(buf) - 1);
408
409	if (len > 0) {
410	struct jabber_data *jd = GJ_GC(gjc)->proto_data;
411	buf[len] = '\0';
412	XML_Parse(gjc->parser, buf, len, 0);
413	if (jd->die)
414	signoff(GJ_GC(gjc));
415	} else if (len == 0 \|\| (len < 0 && (!sockerr_again() \|\| gjc->ssl))) {
416	STATE_EVT(JCONN_STATE_OFF)
417	}
418	}
419
420	static void startElement(void userdata, const char name, const char **attribs)
421	{
422	xmlnode x;
423	gjconn gjc = (gjconn) userdata;
424
425	if (gjc->current) {
426	/* Append the node to the current one */
427	x = xmlnode_insert_tag(gjc->current, name);
428	xmlnode_put_expat_attribs(x, attribs);
429
430	gjc->current = x;
431	} else {
432	x = xmlnode_new_tag(name);
433	xmlnode_put_expat_attribs(x, attribs);
434	if (strcmp(name, "stream:stream") == 0) {
435	/* special case: name == stream:stream */
436	/* id attrib of stream is stored for digest auth */
437	gjc->sid = g_strdup(xmlnode_get_attrib(x, "id"));
438	/* STATE_EVT(JCONN_STATE_AUTH) */
439	xmlnode_free(x);
440	} else {
441	gjc->current = x;
442	}
443	}
444	}
445
446	static void endElement(void userdata, const char name)
447	{
448	gjconn gjc = (gjconn) userdata;
449	xmlnode x;
450	jpacket p;
451
452	if (gjc->current == NULL) {
453	/* we got </stream:stream> */
454	STATE_EVT(JCONN_STATE_OFF)
455	return;
456	}
457
458	x = xmlnode_get_parent(gjc->current);
459
460	if (!x) {
461	/* it is time to fire the event */
462	p = jpacket_new(gjc->current);
463
464	if (gjc->on_packet)
465	(gjc->on_packet) (gjc, p);
466	else
467	xmlnode_free(gjc->current);
468	}
469
470	gjc->current = x;
471	}
472
473	static gboolean jabber_callback(gpointer data, gint source, b_input_condition condition)
474	{
475	struct gaim_connection gc = (struct gaim_connection )data;
476	struct jabber_data jd = (struct jabber_data )gc->proto_data;
477
478	gjab_recv(jd->gjc);
479
480	return TRUE;
481	}
482
483	static void charData(void userdata, const char s, int slen)
484	{
485	gjconn gjc = (gjconn) userdata;
486
487	if (gjc->current)
488	xmlnode_insert_cdata(gjc->current, s, slen);
489	}
490
491	static gboolean gjab_connected(gpointer data, gint source, b_input_condition cond)
492	{
493	xmlnode x;
494	char t, t2;
495	struct gaim_connection *gc = data;
496	struct jabber_data *jd;
497	gjconn gjc;
498
499	if (!g_slist_find(get_connections(), gc)) {
500	closesocket(source);
501	return FALSE;
502	}
503
504	jd = gc->proto_data;
505	gjc = jd->gjc;
506
507	if (gjc->fd != source)
508	gjc->fd = source;
509
510	if (source == -1) {
511	STATE_EVT(JCONN_STATE_OFF)
512	return FALSE;
513	}
514
515	gjc->state = JCONN_STATE_CONNECTED;
516	STATE_EVT(JCONN_STATE_CONNECTED)
517
518	/* start stream */
519	x = jutil_header(NS_CLIENT, gjc->user->server);
520	t = xmlnode2str(x);
521	/* this is ugly, we can create the string here instead of jutil_header */
522	/* what do you think about it? -madcat */
523	t2 = strstr(t, "/>");
524	*t2++ = '>';
525	*t2 = '\0';
526	gjab_send_raw(gjc, "<?xml version='1.0'?>");
527	gjab_send_raw(gjc, t);
528	xmlnode_free(x);
529
530	gjc->state = JCONN_STATE_ON;
531	STATE_EVT(JCONN_STATE_ON);
532
533	gc = GJ_GC(gjc);
534	gc->inpa = b_input_add(gjc->fd, GAIM_INPUT_READ, jabber_callback, gc);
535
536	return FALSE;
537	}
538
539	static gboolean gjab_connected_ssl(gpointer data, void *source, b_input_condition cond)
540	{
541	struct gaim_connection *gc = data;
542	struct jabber_data *jd;
543	gjconn gjc;
544
545	jd = gc->proto_data;
546	gjc = jd->gjc;
547
548	if (source == NULL) {
549	STATE_EVT(JCONN_STATE_OFF)
550	return FALSE;
551	}
552
553	if (!g_slist_find(get_connections(), gc)) {
554	ssl_disconnect(source);
555	return FALSE;
556	}
557
558	return gjab_connected(data, gjc->fd, cond);
559	}
560
561	static void gjab_start(gjconn gjc)
562	{
563	account_t *acc;
564	int port = -1, ssl = 0;
565	char server = NULL, s;
566
567	if (!gjc \|\| gjc->state != JCONN_STATE_OFF)
568	return;
569
570	acc = GJ_GC(gjc)->acc;
571	if (acc->server) {
572	/* If there's a dot, assume there's a hostname in the beginning */
573	if (strchr(acc->server, '.')) {
574	server = g_strdup(acc->server);
575	if ((s = strchr(server, ':')))
576	*s = 0;
577	}
578
579	/* After the hostname, there can be a port number */
580	s = strchr(acc->server, ':');
581	if (s && isdigit(s[1]))
582	sscanf(s + 1, "%d", &port);
583
584	/* And if there's the string ssl, the user wants an SSL-connection */
585	if (strstr(acc->server, ":ssl") \|\| g_strcasecmp(acc->server, "ssl") == 0)
586	ssl = 1;
587	}
588
589	if (port == -1 && !ssl)
590	port = DEFAULT_PORT;
591	else if (port == -1 && ssl)
592	port = DEFAULT_PORT_SSL;
593	else if (port < JABBER_PORT_MIN \|\| port > JABBER_PORT_MAX) {
594	serv_got_crap(GJ_GC(gjc), "For security reasons, the Jabber port number must be in the %d-%d range.", JABBER_PORT_MIN, JABBER_PORT_MAX);
595	STATE_EVT(JCONN_STATE_OFF)
596	return;
597	}
598
599	if (server == NULL)
600	server = g_strdup(gjc->user->server);
601
602	gjc->parser = XML_ParserCreate(NULL);
603	XML_SetUserData(gjc->parser, (void *)gjc);
604	XML_SetElementHandler(gjc->parser, startElement, endElement);
605	XML_SetCharacterDataHandler(gjc->parser, charData);
606
607	if (ssl) {
608	if ((gjc->ssl = ssl_connect(server, port, gjab_connected_ssl, GJ_GC(gjc))))
609	gjc->fd = ssl_getfd(gjc->ssl);
610	else
611	gjc->fd = -1;
612	} else {
613	gjc->fd = proxy_connect(server, port, gjab_connected, GJ_GC(gjc));
614	}
615
616	g_free(server);
617
618	if (!acc->gc \|\| (gjc->fd < 0)) {
619	STATE_EVT(JCONN_STATE_OFF)
620	return;
621	}
622	}
623
624	/*
625	* Find existing/active Jabber chat
626	*/
627	static struct jabber_chat find_existing_chat(struct gaim_connection gc, jid chat)
628	{
629	GSList jcs = ((struct jabber_data )gc->proto_data)->chats;
630	struct jabber_chat *jc = NULL;
631
632	while (jcs) {
633	jc = jcs->data;
634	if (jc->state == JCS_ACTIVE && !jid_cmpx(chat, jc->Jid, JID_USER \| JID_SERVER))
635	break;
636	jc = NULL;
637	jcs = jcs->next;
638	}
639
640	return jc;
641	}
642
643	/*
644	* Find pending chat
645	*/
646	static struct jabber_chat find_pending_chat(struct gaim_connection gc, jid chat)
647	{
648	GSList jcs = ((struct jabber_data )gc->proto_data)->chats;
649	struct jabber_chat *jc = NULL;
650
651	while (jcs) {
652	jc = jcs->data;
653	if (jc->state == JCS_PENDING && !jid_cmpx(chat, jc->Jid, JID_USER \| JID_SERVER))
654	break;
655	jc = NULL;
656	jcs = jcs->next;
657	}
658
659	return jc;
660	}
661
662	static gboolean find_chat_buddy(struct conversation b, char name)
663	{
664	GList *m = b->in_room;
665
666	while (m) {
667	if (!strcmp(m->data, name))
668	return TRUE;
669	m = m->next;
670	}
671
672	return FALSE;
673	}
674
675	/*
676	* Remove a buddy from the (gaim) buddylist (if he's on it)
677	*/
678	static void jabber_remove_gaim_buddy(struct gaim_connection gc, char buddyname)
679	{
680	struct buddy *b;
681
682	if ((b = find_buddy(gc, buddyname)) != NULL) {
683	/* struct group *group;
684
685	group = find_group_by_buddy(gc, buddyname);
686	remove_buddy(gc, group, b); */
687	jabber_remove_buddy(gc, b->name, JABBER_GROUP);
688	}
689	}
690
691	/*
692	* keep track of away msg same as yahoo plugin
693	*/
694	static void jabber_track_away(gjconn gjc, jpacket p, char name, char type)
695	{
696	struct jabber_data *jd = GJ_GC(gjc)->proto_data;
697	gpointer val = g_hash_table_lookup(jd->hash, name);
698	char *show;
699	char *vshow = NULL;
700	char *status = NULL;
701	char *msg = NULL;
702
703	if (type && (g_strcasecmp(type, "unavailable") == 0)) {
704	vshow = _("Unavailable");
705	} else {
706	if((show = xmlnode_get_tag_data(p->x, "show")) != NULL) {
707	if (!g_strcasecmp(show, "away")) {
708	vshow = _("Away");
709	} else if (!g_strcasecmp(show, "chat")) {
710	vshow = _("Online");
711	} else if (!g_strcasecmp(show, "xa")) {
712	vshow = _("Extended Away");
713	} else if (!g_strcasecmp(show, "dnd")) {
714	vshow = _("Do Not Disturb");
715	}
716	}
717	}
718
719	status = xmlnode_get_tag_data(p->x, "status");
720
721	if(vshow != NULL \|\| status != NULL ) {
722	/* kinda hokey, but it works :-) */
723	msg = g_strdup_printf("%s%s%s",
724	(vshow == NULL? "" : vshow),
725	(vshow == NULL \|\| status == NULL? "" : ": "),
726	(status == NULL? "" : status));
727	} else {
728	msg = g_strdup(_("Online"));
729	}
730
731	if (val) {
732	g_free(val);
733	g_hash_table_insert(jd->hash, name, msg);
734	} else {
735	g_hash_table_insert(jd->hash, g_strdup(name), msg);
736	}
737	}
738
739	static time_t iso8601_to_time(char *timestamp)
740	{
741	struct tm t;
742	time_t retval = 0;
743
744	if(sscanf(timestamp,"%04d%02d%02dT%02d:%02d:%02d",
745	&t.tm_year, &t.tm_mon, &t.tm_mday, &t.tm_hour, &t.tm_min, &t.tm_sec))
746	{
747	t.tm_year -= 1900;
748	t.tm_mon -= 1;
749	t.tm_isdst = 0;
750	retval = mktime(&t);
751	# ifdef HAVE_TM_GMTOFF
752	retval += t.tm_gmtoff;
753	# else
754	# ifdef HAVE_TIMEZONE
755	tzset(); /* making sure */
756	retval -= timezone;
757	# endif
758	# endif
759	}
760
761	return retval;
762	}
763
764	static void jabber_handlemessage(gjconn gjc, jpacket p)
765	{
766	xmlnode y, xmlns, z;
767	time_t time_sent = time(NULL);
768
769	char from = NULL, msg = NULL, *type = NULL;
770	char m[BUF_LONG * 2];
771
772	type = xmlnode_get_attrib(p->x, "type");
773
774	z = xmlnode_get_firstchild(p->x);
775
776	while(z)
777	{
778	if(NSCHECK(z,NS_DELAY))
779	{
780	char *timestamp = xmlnode_get_attrib(z,"stamp");
781	time_sent = iso8601_to_time(timestamp);
782	}
783	z = xmlnode_get_nextsibling(z);
784	}
785
786	if (!type \|\| !g_strcasecmp(type, "normal") \|\| !g_strcasecmp(type, "chat")) {
787
788	/* XXX namespaces could be handled better. (mid) */
789	if ((xmlns = xmlnode_get_tag(p->x, "x")))
790	type = xmlnode_get_attrib(xmlns, "xmlns");
791
792	from = jid_full(p->from);
793	/*
794	if ((y = xmlnode_get_tag(p->x, "html"))) {
795	msg = xmlnode_get_data(y);
796	} else
797	*/
798	if ((y = xmlnode_get_tag(p->x, "body"))) {
799	msg = xmlnode_get_data(y);
800	}
801
802
803	if (!from)
804	return;
805
806	if (type && !g_strcasecmp(type, "jabber:x:conference")) {
807	/* do nothing */
808	} else if (msg) { /* whisper */
809	struct jabber_chat *jc;
810	g_snprintf(m, sizeof(m), "%s", msg);
811	if (((jc = find_existing_chat(GJ_GC(gjc), p->from)) != NULL) && jc->b)
812	serv_got_chat_in(GJ_GC(gjc), jc->b->id, p->from->resource, 1, m, time_sent);
813	else {
814	int flags = 0;
815
816	if(p->from->user) {
817	from = g_strdup_printf("%s@%s", p->from->user, p->from->server);
818	} else {
819	/* server message? */
820	from = g_strdup(p->from->server);
821	}
822	serv_got_im(GJ_GC(gjc), from, m, flags, time_sent, -1);
823	g_free(from);
824	}
825	}
826
827	} else if (!g_strcasecmp(type, "error")) {
828	if ((y = xmlnode_get_tag(p->x, "error"))) {
829	type = xmlnode_get_attrib(y, "code");
830	msg = xmlnode_get_data(y);
831	}
832
833	if (msg) {
834	from = g_strdup_printf("Error %s", type ? type : "");
835	do_error_dialog(GJ_GC(gjc), msg, from);
836	g_free(from);
837	}
838	} else if (!g_strcasecmp(type, "headline")) {
839	char subject, body, *url;
840
841	y = xmlnode_get_tag( p->x, "body" );
842	body = y ? g_strdup( xmlnode_get_data( y ) ) : NULL;
843
844	y = xmlnode_get_tag( p->x, "subject" );
845	subject = y ? g_strdup( xmlnode_get_data( y ) ) : NULL;
846
847	url = NULL;
848	z = xmlnode_get_firstchild(p->x);
849	while( z )
850	{
851	char *xtype = xmlnode_get_attrib( z, "xmlns" );
852
853	if( xtype && g_strcasecmp( xtype, "jabber:x:oob" ) == 0 &&
854	( y = xmlnode_get_tag( z, "url" ) ) )
855	{
856	url = g_strdup( xmlnode_get_data( y ) );
857	break;
858	}
859
860	z = xmlnode_get_nextsibling( z );
861	}
862
863	g_snprintf( m, BUF_LONG, "Subject: %s\nURL: %s\nMessage:\n%s", subject ? subject : "(none)",
864	url ? url : "(none)", body ? body : "(none)" );
865
866	if( p->from->user )
867	from = g_strdup_printf( "%s@%s", p->from->user, p->from->server );
868	else
869	from = g_strdup( p->from->server );
870
871	serv_got_im( GJ_GC(gjc), from, m, 0, time_sent, -1 );
872
873	g_free( from );
874	g_free( subject );
875	g_free( body );
876	g_free( url );
877	}
878	}
879
880	static void jabber_handlepresence(gjconn gjc, jpacket p)
881	{
882	char to, from, *type;
883	struct buddy *b = NULL;
884	jid who;
885	char *buddy;
886	xmlnode y;
887	char *show;
888	int state = 0;
889	GSList *resources;
890	char *res;
891	struct conversation *cnv = NULL;
892	struct jabber_chat *jc = NULL;
893
894	to = xmlnode_get_attrib(p->x, "to");
895	from = xmlnode_get_attrib(p->x, "from");
896	type = xmlnode_get_attrib(p->x, "type");
897
898	if (type && g_strcasecmp(type, "error") == 0) {
899	return;
900	}
901	else if ((y = xmlnode_get_tag(p->x, "show"))) {
902	show = xmlnode_get_data(y);
903	if (!show) {
904	state = 0;
905	} else if (!g_strcasecmp(show, "away")) {
906	state = UC_AWAY;
907	} else if (!g_strcasecmp(show, "chat")) {
908	state = UC_CHAT;
909	} else if (!g_strcasecmp(show, "xa")) {
910	state = UC_XA;
911	} else if (!g_strcasecmp(show, "dnd")) {
912	state = UC_DND;
913	}
914	} else {
915	state = 0;
916	}
917
918	who = jid_new(gjc->p, from);
919	if (who->user == NULL) {
920	/* FIXME: transport */
921	return;
922	}
923
924	buddy = g_strdup_printf("%s@%s", who->user, who->server);
925
926	/* um. we're going to check if it's a chat. if it isn't, and there are pending
927	* chats, create the chat. if there aren't pending chats and we don't have the
928	* buddy on our list, simply bail out. */
929	if ((cnv = NULL) == NULL) {
930	static int i = 0x70;
931	if ((jc = find_pending_chat(GJ_GC(gjc), who)) != NULL) {
932	jc->b = cnv = serv_got_joined_chat(GJ_GC(gjc), i++, who->user);
933	jc->id = jc->b->id;
934	jc->state = JCS_ACTIVE;
935	} else if ((b = find_buddy(GJ_GC(gjc), buddy)) == NULL) {
936	g_free(buddy);
937	return;
938	}
939	}
940
941	if (!cnv) {
942	resources = b->proto_data;
943	res = who->resource;
944	if (res)
945	while (resources) {
946	if (!strcmp(res, resources->data))
947	break;
948	resources = resources->next;
949	}
950
951	/* keep track of away msg same as yahoo plugin */
952	jabber_track_away(gjc, p, normalize(b->name), type);
953
954	if (type && (g_strcasecmp(type, "unavailable") == 0)) {
955	if (resources) {
956	g_free(resources->data);
957	b->proto_data = g_slist_remove(b->proto_data, resources->data);
958	}
959	if (!b->proto_data) {
960	serv_got_update(GJ_GC(gjc), buddy, 0, 0, 0, 0, 0, 0);
961	}
962	} else {
963	if (!resources) {
964	b->proto_data = g_slist_append(b->proto_data, g_strdup(res));
965	}
966
967	serv_got_update(GJ_GC(gjc), buddy, 1, 0, b->signon, b->idle, state, 0);
968
969	}
970	} else {
971	if (who->resource) {
972	char *buf;
973
974	buf = g_strdup_printf("%s@%s/%s", who->user, who->server, who->resource);
975	jabber_track_away(gjc, p, buf, type);
976	g_free(buf);
977
978	if (type && !g_strcasecmp(type, "unavailable")) {
979	struct jabber_data *jd;
980	if (!jc && !(jc = find_existing_chat(GJ_GC(gjc), who))) {
981	g_free(buddy);
982	return;
983	}
984	jd = jc->gc->proto_data;
985	/* if it's not ourselves...*/
986	if (strcmp(who->resource, jc->Jid->resource) && jc->b) {
987	remove_chat_buddy(jc->b, who->resource, NULL);
988	g_free(buddy);
989	return;
990	}
991
992	jc->state = JCS_CLOSED;
993	serv_got_chat_left(GJ_GC(gjc), jc->id);
994	/*
995	* TBD: put back some day?
996	jd->chats = g_slist_remove(jd->chats, jc);
997	g_free(jc);
998	*/
999	} else {
1000	if ((!jc && !(jc = find_existing_chat(GJ_GC(gjc), who))) \|\| !jc->b) {
1001	g_free(buddy);
1002	return;
1003	}
1004	if (!find_chat_buddy(jc->b, who->resource)) {
1005	add_chat_buddy(jc->b, who->resource);
1006	}
1007	}
1008	}
1009	}
1010
1011	g_free(buddy);
1012
1013	return;
1014	}
1015
1016	/*
1017	* Used only by Jabber accept/deny add stuff just below
1018	*/
1019	struct jabber_add_permit {
1020	gjconn gjc;
1021	gchar *user;
1022	};
1023
1024	/*
1025	* Common part for Jabber accept/deny adds
1026	*
1027	* "type" says whether we'll permit/deny the subscribe request
1028	*/
1029	static void jabber_accept_deny_add(struct jabber_add_permit jap, const char type)
1030	{
1031	xmlnode g = xmlnode_new_tag("presence");
1032
1033	xmlnode_put_attrib(g, "to", jap->user);
1034	xmlnode_put_attrib(g, "type", type);
1035	gjab_send(jap->gjc, g);
1036
1037	xmlnode_free(g);
1038	}
1039
1040	/*
1041	* Callback from "accept" in do_ask_dialog() invoked by jabber_handles10n()
1042	*/
1043	static void jabber_accept_add(gpointer w, struct jabber_add_permit *jap)
1044	{
1045	jabber_accept_deny_add(jap, "subscribed");
1046	/*
1047	* If we don't already have the buddy on our buddylist,
1048	* ask if we want him or her added.
1049	*/
1050	if(find_buddy(GJ_GC(jap->gjc), jap->user) == NULL) {
1051	show_got_added(GJ_GC(jap->gjc), jap->user, NULL);
1052	}
1053	g_free(jap->user);
1054	g_free(jap);
1055	}
1056
1057	/*
1058	* Callback from "deny/cancel" in do_ask_dialog() invoked by jabber_handles10n()
1059	*/
1060	static void jabber_deny_add(gpointer w, struct jabber_add_permit *jap)
1061	{
1062	jabber_accept_deny_add(jap, "unsubscribed");
1063	g_free(jap->user);
1064	g_free(jap);
1065	}
1066
1067	/*
1068	* Handle subscription requests
1069	*/
1070	static void jabber_handles10n(gjconn gjc, jpacket p)
1071	{
1072	xmlnode g;
1073	char *Jid = xmlnode_get_attrib(p->x, "from");
1074	char *type = xmlnode_get_attrib(p->x, "type");
1075
1076	g = xmlnode_new_tag("presence");
1077	xmlnode_put_attrib(g, "to", Jid);
1078
1079	if (!strcmp(type, "subscribe")) {
1080	/*
1081	* A "subscribe to us" request was received - put up the approval dialog
1082	*/
1083	struct jabber_add_permit *jap = g_new0(struct jabber_add_permit, 1);
1084	gchar *msg = g_strdup_printf(_("The user %s wants to add you to his/her buddy list."),
1085	Jid);
1086
1087	jap->gjc = gjc;
1088	jap->user = g_strdup(Jid);
1089	do_ask_dialog(GJ_GC(gjc), msg, jap, jabber_accept_add, jabber_deny_add);
1090
1091	g_free(msg);
1092	xmlnode_free(g); /* Never needed it here anyway */
1093	return;
1094
1095	} else if (!strcmp(type, "unsubscribe")) {
1096	/*
1097	* An "unsubscribe to us" was received - simply "approve" it
1098	*/
1099	xmlnode_put_attrib(g, "type", "unsubscribed");
1100	} else {
1101	/*
1102	* Did we attempt to subscribe to somebody and they do not exist?
1103	*/
1104	if (!strcmp(type, "unsubscribed")) {
1105	xmlnode y;
1106	char *status;
1107	if((y = xmlnode_get_tag(p->x, "status")) && (status = xmlnode_get_data(y)) &&
1108	!strcmp(status, "Not Found")) {
1109	char *msg = g_strdup_printf("%s: \"%s\"", _("No such user"),
1110	xmlnode_get_attrib(p->x, "from"));
1111	do_error_dialog(GJ_GC(gjc), msg, _("Jabber Error"));
1112	g_free(msg);
1113	}
1114	}
1115
1116	xmlnode_free(g);
1117	return;
1118	}
1119
1120	gjab_send(gjc, g);
1121	xmlnode_free(g);
1122	}
1123
1124	/*
1125	* Pending subscription to a buddy?
1126	*/
1127	#define BUD_SUB_TO_PEND(sub, ask) ((!g_strcasecmp((sub), "none") \|\| !g_strcasecmp((sub), "from")) && \
1128	(ask) != NULL && !g_strcasecmp((ask), "subscribe"))
1129
1130	/*
1131	* Subscribed to a buddy?
1132	*/
1133	#define BUD_SUBD_TO(sub, ask) ((!g_strcasecmp((sub), "to") \|\| !g_strcasecmp((sub), "both")) && \
1134	((ask) == NULL \|\| !g_strcasecmp((ask), "subscribe")))
1135
1136	/*
1137	* Pending unsubscription to a buddy?
1138	*/
1139	#define BUD_USUB_TO_PEND(sub, ask) ((!g_strcasecmp((sub), "to") \|\| !g_strcasecmp((sub), "both")) && \
1140	(ask) != NULL && !g_strcasecmp((ask), "unsubscribe"))
1141
1142	/*
1143	* Unsubscribed to a buddy?
1144	*/
1145	#define BUD_USUBD_TO(sub, ask) ((!g_strcasecmp((sub), "none") \|\| !g_strcasecmp((sub), "from")) && \
1146	((ask) == NULL \|\| !g_strcasecmp((ask), "unsubscribe")))
1147
1148	/*
1149	* If a buddy is added or removed from the roster on another resource
1150	* jabber_handlebuddy is called
1151	*
1152	* Called with roster item node.
1153	*/
1154	static void jabber_handlebuddy(gjconn gjc, xmlnode x)
1155	{
1156	xmlnode g;
1157	char Jid, name, sub, ask;
1158	jid who;
1159	struct buddy *b = NULL;
1160	char buddyname, groupname = NULL;
1161
1162	Jid = xmlnode_get_attrib(x, "jid");
1163	name = xmlnode_get_attrib(x, "name");
1164	sub = xmlnode_get_attrib(x, "subscription");
1165	ask = xmlnode_get_attrib(x, "ask");
1166	who = jid_new(gjc->p, Jid);
1167
1168	/* JFIXME: jabber_handleroster() had a "FIXME: transport" at this
1169	* equivilent point. So...
1170	*
1171	* We haven't allocated any memory or done anything interesting to
1172	* this point, so we'll violate Good Coding Structure here by
1173	* simply bailing out.
1174	*/
1175	if (!who \|\| !who->user) {
1176	return;
1177	}
1178
1179	buddyname = g_strdup_printf("%s@%s", who->user, who->server);
1180
1181	if((g = xmlnode_get_tag(x, "group")) != NULL) {
1182	groupname = xmlnode_get_data(g);
1183	}
1184
1185	/*
1186	* Add or remove a buddy? Change buddy's alias or group?
1187	*/
1188	if (BUD_SUB_TO_PEND(sub, ask) \|\| BUD_SUBD_TO(sub, ask)) {
1189	if ((b = find_buddy(GJ_GC(gjc), buddyname)) == NULL) {
1190	add_buddy(GJ_GC(gjc), groupname ? groupname : _("Buddies"), buddyname,
1191	name ? name : buddyname);
1192	} else {
1193	/* struct group c_grp = find_group_by_buddy(GJ_GC(gjc), buddyname); /
1194
1195	/*
1196	* If the buddy's in a new group or his/her alias is changed...
1197	*/
1198	if(groupname) {
1199	int present = b->present; /* save presence state */
1200	int uc = b->uc; /* and away state (?) */
1201	int idle = b->idle;
1202	int signon = b->signon;
1203
1204	/*
1205	* seems rude, but it seems to be the only way...
1206	*/
1207	/* remove_buddy(GJ_GC(gjc), c_grp, b); */
1208	jabber_remove_buddy(GJ_GC(gjc), b->name, JABBER_GROUP);
1209
1210	add_buddy(GJ_GC(gjc), groupname, buddyname,
1211	name ? name : buddyname);
1212	if(present) {
1213	serv_got_update(GJ_GC(gjc), buddyname, 1, 0, signon, idle, uc, 0);
1214	}
1215	} else if(name != NULL && strcmp(b->show, name)) {
1216	strncpy(b->show, name, BUDDY_ALIAS_MAXLEN);
1217	b->show[BUDDY_ALIAS_MAXLEN - 1] = '\0'; /* cheap safety feature */
1218	serv_buddy_rename(GJ_GC(gjc), buddyname, b->show);
1219	}
1220	}
1221	} else if (BUD_USUB_TO_PEND(sub, ask) \|\| BUD_USUBD_TO(sub, ask) \|\| !g_strcasecmp(sub, "remove")) {
1222	jabber_remove_gaim_buddy(GJ_GC(gjc), buddyname);
1223	}
1224	g_free(buddyname);
1225
1226	}
1227
1228	static void jabber_handleroster(gjconn gjc, xmlnode querynode)
1229	{
1230	xmlnode x;
1231
1232	x = xmlnode_get_firstchild(querynode);
1233	while (x) {
1234	jabber_handlebuddy(gjc, x);
1235	x = xmlnode_get_nextsibling(x);
1236	}
1237
1238	account_online(GJ_GC(gjc));
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	gjab_reqroster(gjc);
1254
1255	((struct jabber_data *)GJ_GC(gjc)->proto_data)->did_import = TRUE;
1256	}
1257	} else {
1258	xmlnode xerr;
1259	char *errmsg = NULL;
1260	int errcode = 0;
1261	struct jabber_data *jd = GJ_GC(gjc)->proto_data;
1262
1263	xerr = xmlnode_get_tag(p->x, "error");
1264	if (xerr) {
1265	char msg[BUF_LONG];
1266	errmsg = xmlnode_get_data(xerr);
1267	if (xmlnode_get_attrib(xerr, "code")) {
1268	errcode = atoi(xmlnode_get_attrib(xerr, "code"));
1269	g_snprintf(msg, sizeof(msg), "Error %d: %s", errcode, errmsg ? errmsg : "Unknown error");
1270	} else
1271	g_snprintf(msg, sizeof(msg), "%s", errmsg);
1272	hide_login_progress(GJ_GC(gjc), msg);
1273	} else {
1274	hide_login_progress(GJ_GC(gjc), _("Unknown login error"));
1275	}
1276
1277	jd->die = TRUE;
1278	}
1279	}
1280
1281	static void jabber_handleversion(gjconn gjc, xmlnode iqnode) {
1282	xmlnode querynode, x;
1283	char id, from;
1284	char os[1024];
1285	#ifndef _WIN32
1286	struct utsname osinfo;
1287
1288	uname(&osinfo);
1289	g_snprintf(os, sizeof os, "%s %s %s", osinfo.sysname, osinfo.release, osinfo.machine);
1290	#else
1291	g_snprintf(os, sizeof os, "Windows %d %d", _winmajor, _winminor);
1292	#endif
1293
1294
1295	id = xmlnode_get_attrib(iqnode, "id");
1296	from = xmlnode_get_attrib(iqnode, "from");
1297
1298	x = jutil_iqnew(JPACKET__RESULT, NS_VERSION);
1299
1300	xmlnode_put_attrib(x, "to", from);
1301	xmlnode_put_attrib(x, "id", id);
1302	querynode = xmlnode_get_tag(x, "query");
1303	xmlnode_insert_cdata(xmlnode_insert_tag(querynode, "name"), PACKAGE, -1);
1304	xmlnode_insert_cdata(xmlnode_insert_tag(querynode, "version"), BITLBEE_VERSION, -1);
1305	xmlnode_insert_cdata(xmlnode_insert_tag(querynode, "os"), os, -1);
1306
1307	gjab_send(gjc, x);
1308
1309	xmlnode_free(x);
1310	}
1311
1312	static void jabber_handletime(gjconn gjc, xmlnode iqnode) {
1313	xmlnode querynode, x;
1314	char id, from;
1315	time_t now_t;
1316	struct tm *now;
1317	char buf[1024];
1318
1319	time(&now_t);
1320	now = localtime(&now_t);
1321
1322	id = xmlnode_get_attrib(iqnode, "id");
1323	from = xmlnode_get_attrib(iqnode, "from");
1324
1325	x = jutil_iqnew(JPACKET__RESULT, NS_TIME);
1326
1327	xmlnode_put_attrib(x, "to", from);
1328	xmlnode_put_attrib(x, "id", id);
1329	querynode = xmlnode_get_tag(x, "query");
1330
1331	strftime(buf, 1024, "%Y%m%dT%T", now);
1332	xmlnode_insert_cdata(xmlnode_insert_tag(querynode, "utc"), buf, -1);
1333	strftime(buf, 1024, "%Z", now);
1334	xmlnode_insert_cdata(xmlnode_insert_tag(querynode, "tz"), buf, -1);
1335	strftime(buf, 1024, "%d %b %Y %T", now);
1336	xmlnode_insert_cdata(xmlnode_insert_tag(querynode, "display"), buf, -1);
1337
1338	gjab_send(gjc, x);
1339
1340	xmlnode_free(x);
1341	}
1342
1343	static void jabber_handlelast(gjconn gjc, xmlnode iqnode) {
1344	xmlnode x, querytag;
1345	char id, from;
1346	struct jabber_data *jd = GJ_GC(gjc)->proto_data;
1347	char idle_time[32];
1348
1349	id = xmlnode_get_attrib(iqnode, "id");
1350	from = xmlnode_get_attrib(iqnode, "from");
1351
1352	x = jutil_iqnew(JPACKET__RESULT, "jabber:iq:last");
1353
1354	xmlnode_put_attrib(x, "to", from);
1355	xmlnode_put_attrib(x, "id", id);
1356	querytag = xmlnode_get_tag(x, "query");
1357	g_snprintf(idle_time, sizeof idle_time, "%ld", jd->idle ? time(NULL) - jd->idle : 0);
1358	xmlnode_put_attrib(querytag, "seconds", idle_time);
1359
1360	gjab_send(gjc, x);
1361	xmlnode_free(x);
1362	}
1363
1364	/*
1365	* delete == TRUE: delete found entry
1366	*
1367	* returns pointer to (local) copy of value if found, NULL otherwise
1368	*
1369	* Note: non-reentrant! Local static storage re-used on subsequent calls.
1370	* If you're going to need to keep the returned value, make a copy!
1371	*/
1372	static gchar jabber_track_queries(GHashTable queries, gchar *key, gboolean delete)
1373	{
1374	gpointer my_key, my_val;
1375	static gchar *ret_val = NULL;
1376
1377	if(ret_val != NULL) {
1378	g_free(ret_val);
1379	ret_val = NULL;
1380	}
1381
1382	/* self-protection */
1383	if(queries != NULL && key != NULL) {
1384	if(g_hash_table_lookup_extended(queries, key, &my_key, &my_val)) {
1385	ret_val = g_strdup((gchar *) my_val);
1386	if(delete) {
1387	g_hash_table_remove(queries, key);
1388	g_free(my_key);
1389	g_free(my_val);
1390	}
1391	}
1392	}
1393
1394	return(ret_val);
1395	}
1396
1397	static void jabber_handlepacket(gjconn gjc, jpacket p)
1398	{
1399	char *id;
1400	switch (p->type) {
1401	case JPACKET_MESSAGE:
1402	jabber_handlemessage(gjc, p);
1403	break;
1404	case JPACKET_PRESENCE:
1405	jabber_handlepresence(gjc, p);
1406	break;
1407	case JPACKET_IQ:
1408	id = xmlnode_get_attrib(p->x, "id");
1409	if (id != NULL && !strcmp(id, IQID_AUTH)) {
1410	jabber_handleauthresp(gjc, p);
1411	break;
1412	}
1413
1414	if (jpacket_subtype(p) == JPACKET__SET) {
1415	xmlnode querynode;
1416	querynode = xmlnode_get_tag(p->x, "query");
1417	if (NSCHECK(querynode, "jabber:iq:roster")) {
1418	jabber_handlebuddy(gjc, xmlnode_get_firstchild(querynode));
1419	}
1420	} else if (jpacket_subtype(p) == JPACKET__GET) {
1421	xmlnode querynode;
1422	querynode = xmlnode_get_tag(p->x, "query");
1423	if (NSCHECK(querynode, NS_VERSION)) {
1424	jabber_handleversion(gjc, p->x);
1425	} else if (NSCHECK(querynode, NS_TIME)) {
1426	jabber_handletime(gjc, p->x);
1427	} else if (NSCHECK(querynode, "jabber:iq:last")) {
1428	jabber_handlelast(gjc, p->x);
1429	}
1430	} else if (jpacket_subtype(p) == JPACKET__RESULT) {
1431	xmlnode querynode, vcard;
1432	/* char xmlns; /
1433	char *from;
1434
1435	/*
1436	* TBD: ISTM maybe this part could use a serious re-work?
1437	*/
1438	from = xmlnode_get_attrib(p->x, "from");
1439	querynode = xmlnode_get_tag(p->x, "query");
1440	vcard = xmlnode_get_tag(p->x, "vCard");
1441	if (!vcard)
1442	vcard = xmlnode_get_tag(p->x, "VCARD");
1443
1444	if (NSCHECK(querynode, NS_ROSTER)) {
1445	jabber_handleroster(gjc, querynode);
1446	} else if (NSCHECK(querynode, NS_VCARD)) {
1447	jabber_track_queries(gjc->queries, id, TRUE); /* delete query track */
1448	jabber_handlevcard(gjc, querynode, from);
1449	} else if (vcard) {
1450	jabber_track_queries(gjc->queries, id, TRUE); /* delete query track */
1451	jabber_handlevcard(gjc, vcard, from);
1452	} else {
1453	char *val;
1454
1455	/* handle "null" query results */
1456	if((val = jabber_track_queries(gjc->queries, id, TRUE)) != NULL) {
1457	if (!g_strncasecmp(val, "vcard", 5)) {
1458	jabber_handlevcard(gjc, NULL, from);
1459	}
1460
1461	/* No-op */
1462	}
1463	}
1464
1465	} else if (jpacket_subtype(p) == JPACKET__ERROR) {
1466	xmlnode xerr;
1467	char from, errmsg = NULL;
1468	int errcode = 0;
1469
1470	from = xmlnode_get_attrib(p->x, "from");
1471	xerr = xmlnode_get_tag(p->x, "error");
1472	if (xerr) {
1473	errmsg = xmlnode_get_data(xerr);
1474	if (xmlnode_get_attrib(xerr, "code"))
1475	errcode = atoi(xmlnode_get_attrib(xerr, "code"));
1476	}
1477
1478	from = g_strdup_printf("Error %d (%s)", errcode, from);
1479	do_error_dialog(GJ_GC(gjc), errmsg, from);
1480	g_free(from);
1481
1482	}
1483
1484	break;
1485	case JPACKET_S10N:
1486	jabber_handles10n(gjc, p);
1487	break;
1488	}
1489
1490	xmlnode_free(p->x);
1491
1492	return;
1493	}
1494
1495	static void jabber_handlestate(gjconn gjc, int state)
1496	{
1497	switch (state) {
1498	case JCONN_STATE_OFF:
1499	if(gjc->was_connected) {
1500	hide_login_progress_error(GJ_GC(gjc), _("Connection lost"));
1501	} else {
1502	hide_login_progress(GJ_GC(gjc), _("Unable to connect"));
1503	}
1504	signoff(GJ_GC(gjc));
1505	break;
1506	case JCONN_STATE_CONNECTED:
1507	gjc->was_connected = 1;
1508	set_login_progress(GJ_GC(gjc), 2, _("Connected"));
1509	break;
1510	case JCONN_STATE_ON:
1511	set_login_progress(GJ_GC(gjc), 3, _("Requesting Authentication Method"));
1512	gjab_reqauth(gjc);
1513	break;
1514	}
1515	return;
1516	}
1517
1518	static void jabber_login(account_t *acc)
1519	{
1520	struct gaim_connection *gc = new_gaim_conn(acc);
1521	struct jabber_data *jd = gc->proto_data = g_new0(struct jabber_data, 1);
1522	char *loginname = create_valid_jid(acc->user, DEFAULT_SERVER, "BitlBee");
1523
1524	jd->hash = g_hash_table_new(g_str_hash, g_str_equal);
1525	jd->chats = NULL; /* we have no chats yet */
1526
1527	set_login_progress(gc, 1, _("Connecting"));
1528
1529	if (!(jd->gjc = gjab_new(loginname, acc->pass, gc))) {
1530	g_free(loginname);
1531	hide_login_progress(gc, _("Unable to connect"));
1532	signoff(gc);
1533	return;
1534	}
1535
1536	g_free(loginname);
1537	gjab_state_handler(jd->gjc, jabber_handlestate);
1538	gjab_packet_handler(jd->gjc, jabber_handlepacket);
1539	jd->gjc->queries = g_hash_table_new(g_str_hash, g_str_equal);
1540	gjab_start(jd->gjc);
1541	}
1542
1543	static gboolean jabber_destroy_hash(gpointer key, gpointer val, gpointer data) {
1544	g_free(key);
1545	g_free(val);
1546	return TRUE;
1547	}
1548
1549	static gboolean jabber_free(gpointer data, gint fd, b_input_condition cond)
1550	{
1551	struct jabber_data *jd = data;
1552
1553	if(jd->gjc != NULL) {
1554	gjab_delete(jd->gjc);
1555	/* YAY for modules with their own memory pool managers!...
1556	g_free(jd->gjc->sid);
1557	And a less sarcastic yay for valgrind. :-) */
1558	jd->gjc = NULL;
1559	}
1560	g_free(jd);
1561
1562	return FALSE;
1563	}
1564
1565	static void jabber_close(struct gaim_connection *gc)
1566	{
1567	struct jabber_data *jd = gc->proto_data;
1568
1569	if(jd) {
1570	GSList *jcs = jd->chats;
1571
1572	/* Free-up the jabber_chat struct allocs and the list */
1573	while (jcs) {
1574	g_free(jcs->data);
1575	jcs = jcs->next;
1576	}
1577	g_slist_free(jd->chats);
1578
1579	/* Free-up the away status memories and the list */
1580	if(jd->hash != NULL) {
1581	g_hash_table_foreach_remove(jd->hash, jabber_destroy_hash, NULL);
1582	g_hash_table_destroy(jd->hash);
1583	jd->hash = NULL;
1584	}
1585
1586	/* Free-up the pending queries memories and the list */
1587	if(jd->gjc != NULL && jd->gjc->queries != NULL) {
1588	g_hash_table_foreach_remove(jd->gjc->queries, jabber_destroy_hash, NULL);
1589	g_hash_table_destroy(jd->gjc->queries);
1590	jd->gjc->queries = NULL;
1591	}
1592	}
1593	if (gc->inpa)
1594	b_event_remove(gc->inpa);
1595
1596	if(jd) {
1597	b_timeout_add(50, jabber_free, jd);
1598	if(jd->gjc != NULL)
1599	xmlnode_free(jd->gjc->current);
1600	}
1601	gc->proto_data = NULL;
1602	}
1603
1604	static int jabber_send_im(struct gaim_connection gc, char who, char *message, int len, int flags)
1605	{
1606	xmlnode x, y;
1607	char *realwho;
1608	gjconn gjc = ((struct jabber_data *)gc->proto_data)->gjc;
1609
1610	if (!who \|\| !message)
1611	return 0;
1612
1613	x = xmlnode_new_tag("message");
1614	/* Bare username and "username" not the server itself? */
1615	if (!strchr(who, '@') && strcmp(who, gjc->user->server) != 0)
1616	realwho = g_strdup_printf("%s@%s", who, gjc->user->server);
1617	else
1618	realwho = g_strdup(who);
1619	xmlnode_put_attrib(x, "to", realwho);
1620	g_free(realwho);
1621
1622	xmlnode_insert_tag(x, "bitlbee");
1623	xmlnode_put_attrib(x, "type", "chat");
1624
1625	if (message && strlen(message)) {
1626	y = xmlnode_insert_tag(x, "body");
1627	xmlnode_insert_cdata(y, message, -1);
1628	}
1629
1630	gjab_send(((struct jabber_data *)gc->proto_data)->gjc, x);
1631	xmlnode_free(x);
1632	return 1;
1633	}
1634
1635	/*
1636	* Add/update buddy's roster entry on server
1637	*/
1638	static void jabber_roster_update(struct gaim_connection gc, char name)
1639	{
1640	xmlnode x, y;
1641	char *realwho;
1642	gjconn gjc;
1643	struct buddy *buddy = NULL;
1644	/* struct group buddy_group = NULL; /
1645
1646	if(gc && gc->proto_data && ((struct jabber_data *)gc->proto_data)->gjc && name) {
1647	gjc = ((struct jabber_data *)gc->proto_data)->gjc;
1648
1649	if (!strchr(name, '@'))
1650	realwho = g_strdup_printf("%s@%s", name, gjc->user->server);
1651	else {
1652	jid who = jid_new(gjc->p, name);
1653	if (who->user == NULL) {
1654	/* FIXME: transport */
1655	return;
1656	}
1657	realwho = g_strdup_printf("%s@%s", who->user, who->server);
1658	}
1659
1660
1661	x = jutil_iqnew(JPACKET__SET, NS_ROSTER);
1662	y = xmlnode_insert_tag(xmlnode_get_tag(x, "query"), "item");
1663	xmlnode_put_attrib(y, "jid", realwho);
1664
1665
1666	/* If we can find the buddy, there's an alias for him, it's not 0-length
1667	* and it doesn't match his JID, add the "name" attribute.
1668	*/
1669	if((buddy = find_buddy(gc, realwho)) != NULL &&
1670	buddy->show != NULL && buddy->show[0] != '\0' && strcmp(realwho, buddy->show)) {
1671
1672	xmlnode_put_attrib(y, "name", buddy->show);
1673	}
1674
1675	/*
1676	* Find out what group the buddy's in and send that along
1677	* with the roster item.
1678	*/
1679	/* Bitlbee disabled
1680	if((buddy_group = NULL) != NULL) {
1681	xmlnode z;
1682	z = xmlnode_insert_tag(y, "group");
1683	xmlnode_insert_cdata(z, buddy_group->name, -1);
1684	}
1685	End - Bitlbee */
1686
1687	gjab_send(((struct jabber_data *)gc->proto_data)->gjc, x);
1688
1689	xmlnode_free(x);
1690	g_free(realwho);
1691	}
1692	}
1693
1694	/*
1695	* Change buddy's group on server roster
1696	*/
1697	static void jabber_group_change(struct gaim_connection gc, char name, char old_group, char new_group)
1698	{
1699	if(strcmp(old_group, new_group)) {
1700	jabber_roster_update(gc, name);
1701	}
1702	}
1703
1704	static void jabber_add_buddy(struct gaim_connection gc, char name)
1705	{
1706	xmlnode x;
1707	char *realwho;
1708	gjconn gjc = ((struct jabber_data *)gc->proto_data)->gjc;
1709
1710	if (!((struct jabber_data *)gc->proto_data)->did_import)
1711	return;
1712
1713	if (!name)
1714	return;
1715
1716	if (!strcmp(gc->username, name))
1717	return;
1718
1719	if (!strchr(name, '@'))
1720	realwho = g_strdup_printf("%s@%s", name, gjc->user->server);
1721	else {
1722	jid who;
1723
1724	if((who = jid_new(gjc->p, name)) == NULL) {
1725	char *msg = g_strdup_printf("%s: \"%s\"", _("Invalid Jabber I.D."), name);
1726	do_error_dialog(GJ_GC(gjc), msg, _("Jabber Error"));
1727	g_free(msg);
1728	jabber_remove_gaim_buddy(gc, name);
1729	return;
1730	}
1731	if (who->user == NULL) {
1732	/* FIXME: transport */
1733	return;
1734	}
1735	realwho = g_strdup_printf("%s@%s", who->user, who->server);
1736	}
1737
1738	x = xmlnode_new_tag("presence");
1739	xmlnode_put_attrib(x, "to", realwho);
1740	xmlnode_put_attrib(x, "type", "subscribe");
1741	gjab_send(((struct jabber_data *)gc->proto_data)->gjc, x);
1742	xmlnode_free(x);
1743
1744	jabber_roster_update(gc, realwho);
1745
1746	g_free(realwho);
1747	}
1748
1749	static void jabber_remove_buddy(struct gaim_connection gc, char name, char *group)
1750	{
1751	xmlnode x;
1752	char *realwho;
1753	gjconn gjc = ((struct jabber_data *)gc->proto_data)->gjc;
1754
1755	if (!name)
1756	return;
1757
1758	if (!strchr(name, '@'))
1759	realwho = g_strdup_printf("%s@%s", name, gjc->user->server);
1760	else
1761	realwho = g_strdup(name);
1762
1763	x = xmlnode_new_tag("presence");
1764	xmlnode_put_attrib(x, "to", realwho);
1765	xmlnode_put_attrib(x, "type", "unsubscribe");
1766	gjab_send(((struct jabber_data *)gc->proto_data)->gjc, x);
1767	g_free(realwho);
1768	xmlnode_free(x);
1769	}
1770
1771	static void jabber_get_info(struct gaim_connection gc, char who) {
1772	xmlnode x;
1773	char *id;
1774	char *realwho;
1775	struct jabber_data *jd = gc->proto_data;
1776	gjconn gjc = jd->gjc;
1777
1778	x = jutil_iqnew(JPACKET__GET, NS_VCARD);
1779	/* Bare username? */
1780	if (!strchr(who, '@')) {
1781	realwho = g_strdup_printf("%s@%s", who, gjc->user->server);
1782	} else {
1783	realwho = g_strdup(who);
1784	}
1785	xmlnode_put_attrib(x, "to", realwho);
1786	g_free(realwho);
1787
1788	id = gjab_getid(gjc);
1789	xmlnode_put_attrib(x, "id", id);
1790
1791	g_hash_table_insert(jd->gjc->queries, g_strdup(id), g_strdup("vCard"));
1792
1793	gjab_send(gjc, x);
1794
1795	xmlnode_free(x);
1796
1797	}
1798
1799	static void jabber_get_away_msg(struct gaim_connection gc, char who) {
1800	struct jabber_data *jd = gc->proto_data;
1801	gjconn gjc = jd->gjc;
1802	char *status;
1803
1804	/* space for all elements: Jabber I.D. + "status" + NULL (list terminator) */
1805	gchar str_arr = (gchar ) g_new(gpointer, 3);
1806	gchar **ap = str_arr;
1807	gchar realwho, final;
1808
1809	/* Bare username? */
1810	if (!strchr(who, '@')) {
1811	realwho = g_strdup_printf("%s@%s", who, gjc->user->server);
1812	} else {
1813	realwho = g_strdup(who);
1814	}
1815	*ap++ = g_strdup_printf("<B>Jabber ID:</B> %s<BR>\n", realwho);
1816
1817	if((status = g_hash_table_lookup(jd->hash, realwho)) == NULL) {
1818	status = _("Unknown");
1819	}
1820	*ap++ = g_strdup_printf("<B>Status:</B> %s<BR>\n", status);
1821
1822	*ap = NULL;
1823
1824	final= g_strjoinv(NULL, str_arr);
1825	g_strfreev(str_arr);
1826
1827	g_free(realwho);
1828	g_free(final);
1829
1830	}
1831
1832	static GList jabber_away_states(struct gaim_connection gc) {
1833	GList *m = NULL;
1834
1835	m = g_list_append(m, "Online");
1836	m = g_list_append(m, "Chatty");
1837	m = g_list_append(m, "Away");
1838	m = g_list_append(m, "Extended Away");
1839	m = g_list_append(m, "Do Not Disturb");
1840
1841	return m;
1842	}
1843
1844	static void jabber_set_away(struct gaim_connection gc, char state, char *message)
1845	{
1846	xmlnode x, y;
1847	struct jabber_data *jd = gc->proto_data;
1848	gjconn gjc = jd->gjc;
1849
1850	gc->away = NULL; /* never send an auto-response */
1851
1852	x = xmlnode_new_tag("presence");
1853
1854	if (!strcmp(state, GAIM_AWAY_CUSTOM)) {
1855	/* oh goody. Gaim is telling us what to do. */
1856	if (message) {
1857	/* Gaim wants us to be away */
1858	y = xmlnode_insert_tag(x, "show");
1859	xmlnode_insert_cdata(y, "away", -1);
1860	y = xmlnode_insert_tag(x, "status");
1861	xmlnode_insert_cdata(y, message, -1);
1862	gc->away = "";
1863	} else {
1864	/* Gaim wants us to not be away */
1865	/* but for Jabber, we can just send presence with no other information. */
1866	}
1867	} else {
1868	/* state is one of our own strings. it won't be NULL. */
1869	if (!g_strcasecmp(state, "Online")) {
1870	/* once again, we don't have to put anything here */
1871	} else if (!g_strcasecmp(state, "Chatty")) {
1872	y = xmlnode_insert_tag(x, "show");
1873	xmlnode_insert_cdata(y, "chat", -1);
1874	} else if (!g_strcasecmp(state, "Away")) {
1875	y = xmlnode_insert_tag(x, "show");
1876	xmlnode_insert_cdata(y, "away", -1);
1877	gc->away = "";
1878	} else if (!g_strcasecmp(state, "Extended Away")) {
1879	y = xmlnode_insert_tag(x, "show");
1880	xmlnode_insert_cdata(y, "xa", -1);
1881	gc->away = "";
1882	} else if (!g_strcasecmp(state, "Do Not Disturb")) {
1883	y = xmlnode_insert_tag(x, "show");
1884	xmlnode_insert_cdata(y, "dnd", -1);
1885	gc->away = "";
1886	}
1887	}
1888
1889	gjab_send(gjc, x);
1890	xmlnode_free(x);
1891	}
1892
1893	static void jabber_keepalive(struct gaim_connection *gc) {
1894	struct jabber_data jd = (struct jabber_data )gc->proto_data;
1895	gjab_send_raw(jd->gjc, " \t ");
1896	}
1897
1898	/---------------------------------------/
1899	/* Jabber "set info" (vCard) support */
1900	/---------------------------------------/
1901
1902	/*
1903	* V-Card format:
1904	*
1905	* <vCard prodid='' version='' xmlns=''>
1906	* <FN></FN>
1907	* <N>
1908	* <FAMILY/>
1909	* <GIVEN/>
1910	* </N>
1911	* <NICKNAME/>
1912	* <URL/>
1913	* <ADR>
1914	* <STREET/>
1915	* <EXTADD/>
1916	* <LOCALITY/>
1917	* <REGION/>
1918	* <PCODE/>
1919	* <COUNTRY/>
1920	* </ADR>
1921	* <TEL/>
1922	* <EMAIL/>
1923	* <ORG>
1924	* <ORGNAME/>
1925	* <ORGUNIT/>
1926	* </ORG>
1927	* <TITLE/>
1928	* <ROLE/>
1929	* <DESC/>
1930	* <BDAY/>
1931	* </vCard>
1932	*
1933	* See also:
1934	*
1935	* http://docs.jabber.org/proto/html/vcard-temp.html
1936	* http://www.vcard-xml.org/dtd/vCard-XML-v2-20010520.dtd
1937	*/
1938
1939	/*
1940	* Cross-reference user-friendly V-Card entry labels to vCard XML tags
1941	* and attributes.
1942	*
1943	* Order is (or should be) unimportant. For example: we have no way of
1944	* knowing in what order real data will arrive.
1945	*
1946	* Format: Label, Pre-set text, "visible" flag, "editable" flag, XML tag
1947	* name, XML tag's parent tag "path" (relative to vCard node).
1948	*
1949	* List is terminated by a NULL label pointer.
1950	*
1951	* Entries with no label text, but with XML tag and parent tag
1952	* entries, are used by V-Card XML construction routines to
1953	* "automagically" construct the appropriate XML node tree.
1954	*
1955	* Thoughts on future direction/expansion
1956	*
1957	* This is a "simple" vCard.
1958	*
1959	* It is possible for nodes other than the "vCard" node to have
1960	* attributes. Should that prove necessary/desirable, add an
1961	* "attributes" pointer to the vcard_template struct, create the
1962	* necessary tag_attr structs, and add 'em to the vcard_dflt_data
1963	* array.
1964	*
1965	* The above changes will (obviously) require changes to the vCard
1966	* construction routines.
1967	*/
1968
1969	static struct vcard_template {
1970	char label; / label text pointer */
1971	char text; / entry text pointer */
1972	int visible; /* should entry field be "visible?" */
1973	int editable; /* should entry field be editable? */
1974	char tag; / tag text */
1975	char ptag; / parent tag "path" text */
1976	char url; / vCard display format if URL */
1977	} vcard_template_data[] = {
1978	{N_("Full Name"), NULL, TRUE, TRUE, "FN", NULL, NULL},
1979	{N_("Family Name"), NULL, TRUE, TRUE, "FAMILY", "N", NULL},
1980	{N_("Given Name"), NULL, TRUE, TRUE, "GIVEN", "N", NULL},
1981	{N_("Nickname"), NULL, TRUE, TRUE, "NICKNAME", NULL, NULL},
1982	{N_("URL"), NULL, TRUE, TRUE, "URL", NULL, "<A HREF=\"%s\">%s</A>"},
1983	{N_("Street Address"), NULL, TRUE, TRUE, "STREET", "ADR", NULL},
1984	{N_("Extended Address"), NULL, TRUE, TRUE, "EXTADD", "ADR", NULL},
1985	{N_("Locality"), NULL, TRUE, TRUE, "LOCALITY", "ADR", NULL},
1986	{N_("Region"), NULL, TRUE, TRUE, "REGION", "ADR", NULL},
1987	{N_("Postal Code"), NULL, TRUE, TRUE, "PCODE", "ADR", NULL},
1988	{N_("Country"), NULL, TRUE, TRUE, "COUNTRY", "ADR", NULL},
1989	{N_("Telephone"), NULL, TRUE, TRUE, "TELEPHONE", NULL, NULL},
1990	{N_("Email"), NULL, TRUE, TRUE, "EMAIL", NULL, "<A HREF=\"mailto:%s\">%s</A>"},
1991	{N_("Organization Name"), NULL, TRUE, TRUE, "ORGNAME", "ORG", NULL},
1992	{N_("Organization Unit"), NULL, TRUE, TRUE, "ORGUNIT", "ORG", NULL},
1993	{N_("Title"), NULL, TRUE, TRUE, "TITLE", NULL, NULL},
1994	{N_("Role"), NULL, TRUE, TRUE, "ROLE", NULL, NULL},
1995	{N_("Birthday"), NULL, TRUE, TRUE, "BDAY", NULL, NULL},
1996	{N_("Description"), NULL, TRUE, TRUE, "DESC", NULL, NULL},
1997	{"", NULL, TRUE, TRUE, "N", NULL, NULL},
1998	{"", NULL, TRUE, TRUE, "ADR", NULL, NULL},
1999	{"", NULL, TRUE, TRUE, "ORG", NULL, NULL},
2000	{NULL, NULL, 0, 0, NULL, NULL, NULL}
2001	};
2002
2003	/*
2004	* Used by routines to parse an XML-encoded string into an xmlnode tree
2005	*/
2006	typedef struct {
2007	XML_Parser parser;
2008	xmlnode current;
2009	} *xmlstr2xmlnode_parser, xmlstr2xmlnode_parser_struct;
2010
2011
2012	/*
2013	* Used by XML_Parse on parsing CDATA
2014	*/
2015	static void xmlstr2xmlnode_charData(void userdata, const char s, int slen)
2016	{
2017	xmlstr2xmlnode_parser xmlp = (xmlstr2xmlnode_parser) userdata;
2018
2019	if (xmlp->current)
2020	xmlnode_insert_cdata(xmlp->current, s, slen);
2021	}
2022
2023	/*
2024	* Used by XML_Parse to start or append to an xmlnode
2025	*/
2026	static void xmlstr2xmlnode_startElement(void userdata, const char name, const char **attribs)
2027	{
2028	xmlnode x;
2029	xmlstr2xmlnode_parser xmlp = (xmlstr2xmlnode_parser) userdata;
2030
2031	if (xmlp->current) {
2032	/* Append the node to the current one */
2033	x = xmlnode_insert_tag(xmlp->current, name);
2034	xmlnode_put_expat_attribs(x, attribs);
2035
2036	xmlp->current = x;
2037	} else {
2038	x = xmlnode_new_tag(name);
2039	xmlnode_put_expat_attribs(x, attribs);
2040	xmlp->current = x;
2041	}
2042	}
2043
2044	/*
2045	* Used by XML_Parse to end an xmlnode
2046	*/
2047	static void xmlstr2xmlnode_endElement(void userdata, const char name)
2048	{
2049	xmlstr2xmlnode_parser xmlp = (xmlstr2xmlnode_parser) userdata;
2050	xmlnode x;
2051
2052	if (xmlp->current != NULL && (x = xmlnode_get_parent(xmlp->current)) != NULL) {
2053	xmlp->current = x;
2054	}
2055	}
2056
2057	/*
2058	* Parse an XML-encoded string into an xmlnode tree
2059	*
2060	* Caller is responsible for freeing the returned xmlnode
2061	*/
2062	static xmlnode xmlstr2xmlnode(char *xmlstring)
2063	{
2064	xmlstr2xmlnode_parser my_parser = g_new(xmlstr2xmlnode_parser_struct, 1);
2065	xmlnode x = NULL;
2066
2067	my_parser->parser = XML_ParserCreate(NULL);
2068	my_parser->current = NULL;
2069
2070	XML_SetUserData(my_parser->parser, (void *)my_parser);
2071	XML_SetElementHandler(my_parser->parser, xmlstr2xmlnode_startElement, xmlstr2xmlnode_endElement);
2072	XML_SetCharacterDataHandler(my_parser->parser, xmlstr2xmlnode_charData);
2073	XML_Parse(my_parser->parser, xmlstring, strlen(xmlstring), 0);
2074
2075	x = my_parser->current;
2076
2077	XML_ParserFree(my_parser->parser);
2078	g_free(my_parser);
2079
2080	return(x);
2081	}
2082
2083	/*
2084	* Insert a tag node into an xmlnode tree, recursively inserting parent tag
2085	* nodes as necessary
2086	*
2087	* Returns pointer to inserted node
2088	*
2089	* Note to hackers: this code is designed to be re-entrant (it's recursive--it
2090	* calls itself), so don't put any "static"s in here!
2091	*/
2092	static xmlnode insert_tag_to_parent_tag(xmlnode start, const char parent_tag, const char new_tag)
2093	{
2094	xmlnode x = NULL;
2095
2096	/*
2097	* If the parent tag wasn't specified, see if we can get it
2098	* from the vCard template struct.
2099	*/
2100	if(parent_tag == NULL) {
2101	struct vcard_template *vc_tp = vcard_template_data;
2102
2103	while(vc_tp->label != NULL) {
2104	if(strcmp(vc_tp->tag, new_tag) == 0) {
2105	parent_tag = vc_tp->ptag;
2106	break;
2107	}
2108	++vc_tp;
2109	}
2110	}
2111
2112	/*
2113	* If we have a parent tag...
2114	*/
2115	if(parent_tag != NULL ) {
2116	/*
2117	* Try to get the parent node for a tag
2118	*/
2119	if((x = xmlnode_get_tag(start, parent_tag)) == NULL) {
2120	/*
2121	* Descend?
2122	*/
2123	char *grand_parent = strcpy(g_malloc(strlen(parent_tag) + 1), parent_tag);
2124	char *parent;
2125
2126	if((parent = strrchr(grand_parent, '/')) != NULL) {
2127	*(parent++) = '\0';
2128	x = insert_tag_to_parent_tag(start, grand_parent, parent);
2129	} else {
2130	x = xmlnode_insert_tag(start, grand_parent);
2131	}
2132	g_free(grand_parent);
2133	} else {
2134	/*
2135	* We found something to be the parent node.
2136	* Note: may be the "root" node!
2137	*/
2138	xmlnode y;
2139	if((y = xmlnode_get_tag(x, new_tag)) != NULL) {
2140	return(y);
2141	}
2142	}
2143	}
2144
2145	/*
2146	* insert the new tag into its parent node
2147	*/
2148	return(xmlnode_insert_tag((x == NULL? start : x), new_tag));
2149	}
2150
2151	/*
2152	* Send vCard info to Jabber server
2153	*/
2154	static void jabber_set_info(struct gaim_connection gc, char info)
2155	{
2156	xmlnode x, vc_node;
2157	char *id;
2158	struct jabber_data *jd = gc->proto_data;
2159	gjconn gjc = jd->gjc;
2160
2161	x = xmlnode_new_tag("iq");
2162	xmlnode_put_attrib(x,"type","set");
2163
2164	id = gjab_getid(gjc);
2165
2166	xmlnode_put_attrib(x, "id", id);
2167
2168	/*
2169	* Send only if there's actually any information to send
2170	*/
2171	if((vc_node = xmlstr2xmlnode(info)) != NULL && xmlnode_get_name(vc_node) != NULL &&
2172	g_strncasecmp(xmlnode_get_name(vc_node), "vcard", 5) == 0) {
2173	xmlnode_insert_tag_node(x, vc_node);
2174	gjab_send(gjc, x);
2175	}
2176
2177	xmlnode_free(x);
2178	}
2179
2180	/*
2181	* displays a Jabber vCard
2182	*/
2183	static void jabber_handlevcard(gjconn gjc, xmlnode querynode, char *from)
2184	{
2185	struct jabber_data *jd = GJ_GC(gjc)->proto_data;
2186	jid who = jid_new(gjc->p, from);
2187	char status = NULL, text = NULL;
2188	GString *str = g_string_sized_new(100);
2189	xmlnode child;
2190
2191	gchar *buddy = NULL;
2192
2193	if(querynode == NULL) {
2194	serv_got_crap(GJ_GC(gjc), "%s - Received empty info reply from %s", _("User Info"), from);
2195	return;
2196	}
2197
2198	if(who->resource != NULL && (who->resource)[0] != '\0') {
2199	buddy = g_strdup_printf("%s@%s/%s", who->user, who->server, who->resource);
2200	} else {
2201	buddy = g_strdup_printf("%s@%s", who->user, who->server);
2202	}
2203
2204	if((status = g_hash_table_lookup(jd->hash, buddy)) == NULL) {
2205	status = _("Unknown");
2206	}
2207
2208	g_string_sprintfa(str, "%s: %s - %s: %s", _("Jabber ID"), buddy, _("Status"),
2209	status);
2210
2211	for(child = querynode->firstchild; child; child = child->next)
2212	{
2213	xmlnode child2;
2214
2215	if(child->type != NTYPE_TAG)
2216	continue;
2217
2218	text = xmlnode_get_data(child);
2219	if(text && !strcmp(child->name, "FN")) {
2220	info_string_append(str, "\n", _("Full Name"), text);
2221	} else if (!strcmp(child->name, "N")) {
2222	for (child2 = child->firstchild; child2; child2 = child2->next) {
2223	char *text2 = NULL;
2224
2225	if (child2->type != NTYPE_TAG)
2226	continue;
2227
2228	text2 = xmlnode_get_data(child2);
2229	if (text2 && !strcmp(child2->name, "FAMILY")) {
2230	info_string_append(str, "\n", _("Family Name"), text2);
2231	} else if (text2 && !strcmp(child2->name, "GIVEN")) {
2232	info_string_append(str, "\n", _("Given Name"), text2);
2233	} else if (text2 && !strcmp(child2->name, "MIDDLE")) {
2234	info_string_append(str, "\n", _("Middle Name"), text2);
2235	}
2236	}
2237	} else if (text && !strcmp(child->name, "NICKNAME")) {
2238	info_string_append(str, "\n", _("Nickname"), text);
2239	} else if (text && !strcmp(child->name, "BDAY")) {
2240	info_string_append(str, "\n", _("Birthday"), text);
2241	} else if (!strcmp(child->name, "ADR")) {
2242	/* show wich address it is */
2243	/* Just for the beauty of bitlbee
2244	if (child->firstchild)
2245	g_string_sprintfa(str, "%s:\n", _("Address"));
2246	*/
2247	for(child2 = child->firstchild; child2; child2 = child2->next) {
2248	char *text2 = NULL;
2249
2250	if(child2->type != NTYPE_TAG)
2251	continue;
2252
2253	text2 = xmlnode_get_data(child2);
2254	if(text2 && !strcmp(child2->name, "POBOX")) {
2255	info_string_append(str, "\n",
2256	_("P.O. Box"), text2);
2257	} else if(text2 && !strcmp(child2->name, "EXTADR")) {
2258	info_string_append(str, "\n",
2259	_("Extended Address"), text2);
2260	} else if(text2 && !strcmp(child2->name, "STREET")) {
2261	info_string_append(str, "\n",
2262	_("Street Address"), text2);
2263	} else if(text2 && !strcmp(child2->name, "LOCALITY")) {
2264	info_string_append(str, "\n",
2265	_("Locality"), text2);
2266	} else if(text2 && !strcmp(child2->name, "REGION")) {
2267	info_string_append(str, "\n",
2268	_("Region"), text2);
2269	} else if(text2 && !strcmp(child2->name, "PCODE")) {
2270	info_string_append(str, "\n",
2271	_("Postal Code"), text2);
2272	} else if(text2 && (!strcmp(child2->name, "CTRY")
2273	\|\| !strcmp(child2->name, "COUNTRY"))) {
2274	info_string_append(str, "\n", _("Country"), text2);
2275	}
2276	}
2277	} else if(!strcmp(child->name, "TEL")) {
2278	char *number = NULL;
2279	if ((child2 = xmlnode_get_tag(child, "NUMBER"))) {
2280	/* show what kind of number it is */
2281	number = xmlnode_get_data(child2);
2282	if(number) {
2283	info_string_append(str, "\n", _("Telephone"), number);
2284	}
2285	} else if((number = xmlnode_get_data(child))) {
2286	/* lots of clients (including gaim) do this,
2287	* but it's out of spec */
2288	info_string_append(str, "\n", _("Telephone"), number);
2289	}
2290	} else if(!strcmp(child->name, "EMAIL")) {
2291	char *userid = NULL;
2292	if((child2 = xmlnode_get_tag(child, "USERID"))) {
2293	/* show what kind of email it is */
2294	userid = xmlnode_get_data(child2);
2295	if(userid) {
2296	info_string_append(str, "\n", _("Email"), userid);
2297	}
2298	} else if((userid = xmlnode_get_data(child))) {
2299	/* lots of clients (including gaim) do this,
2300	* but it's out of spec */
2301	info_string_append(str, "\n", _("Email"), userid);
2302	}
2303	} else if(!strcmp(child->name, "ORG")) {
2304	for(child2 = child->firstchild; child2; child2 = child2->next) {
2305	char *text2 = NULL;
2306
2307	if(child2->type != NTYPE_TAG)
2308	continue;
2309
2310	text2 = xmlnode_get_data(child2);
2311	if(text2 && !strcmp(child2->name, "ORGNAME")) {
2312	info_string_append(str, "\n", _("Organization Name"), text2);
2313	} else if(text2 && !strcmp(child2->name, "ORGUNIT")) {
2314	info_string_append(str, "\n", _("Organization Unit"), text2);
2315	}
2316	}
2317	} else if(text && !strcmp(child->name, "TITLE")) {
2318	info_string_append(str, "\n", _("Title"), text);
2319	} else if(text && !strcmp(child->name, "ROLE")) {
2320	info_string_append(str, "\n", _("Role"), text);
2321	} else if(text && !strcmp(child->name, "DESC")) {
2322	g_string_sprintfa(str, "\n%s:\n%s\n%s", _("Description"),
2323	text, _("End of Description"));
2324	}
2325	}
2326
2327	serv_got_crap(GJ_GC(gjc), "%s\n%s", _("User Info"), str->str);
2328
2329	g_free(buddy);
2330	g_string_free(str, TRUE);
2331	}
2332
2333	void jabber_init()
2334	{
2335	struct prpl *ret = g_new0(struct prpl, 1);
2336
2337	ret->name = "jabber";
2338	ret->away_states = jabber_away_states;
2339	ret->login = jabber_login;
2340	ret->close = jabber_close;
2341	ret->send_im = jabber_send_im;
2342	ret->set_info = jabber_set_info;
2343	ret->get_info = jabber_get_info;
2344	ret->set_away = jabber_set_away;
2345	ret->get_away = jabber_get_away_msg;
2346	ret->add_buddy = jabber_add_buddy;
2347	ret->remove_buddy = jabber_remove_buddy;
2348	ret->keepalive = jabber_keepalive;
2349	ret->alias_buddy = jabber_roster_update;
2350	ret->group_buddy = jabber_group_change;
2351	ret->cmp_buddynames = g_strcasecmp;
2352
2353	register_protocol (ret);
2354	}

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