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source: skype/skype.c @ 50d453d

Last change on this file since 50d453d was d7938f9, checked in by Miklos Vajna <vmiklos@…>, at 2009-02-13T22:36:27Z
g_strdup_printf("%s", foo) -> g_strdup(foo)
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File size: 33.8 KB

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1	/*
2	* skype.c - Skype plugin for BitlBee
3	*
4	* Copyright (c) 2007, 2008, 2009 by Miklos Vajna <vmiklos@frugalware.org>
5	*
6	* This program is free software; you can redistribute it and/or modify
7	* it under the terms of the GNU General Public License as published by
8	* the Free Software Foundation; either version 2 of the License, or
9	* (at your option) any later version.
10	*
11	* This program is distributed in the hope that it will be useful,
12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	* GNU General Public License for more details.
15	*
16	* You should have received a copy of the GNU General Public License
17	* along with this program; if not, write to the Free Software
18	* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
19	* USA.
20	*/
21
22	#define _XOPEN_SOURCE
23	#include <poll.h>
24	#include <bitlbee.h>
25	#include <bitlbee/ssl_client.h>
26
27	#define SKYPE_DEFAULT_SERVER "localhost"
28	#define SKYPE_DEFAULT_PORT "2727"
29	#define ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0]))
30
31	/*
32	* Enumerations
33	*/
34
35	enum {
36	SKYPE_CALL_RINGING = 1,
37	SKYPE_CALL_MISSED,
38	SKYPE_CALL_CANCELLED,
39	SKYPE_CALL_FINISHED,
40	SKYPE_CALL_REFUSED
41	};
42
43	enum {
44	SKYPE_FILETRANSFER_NEW = 1,
45	SKYPE_FILETRANSFER_FAILED
46	};
47
48	/*
49	* Structures
50	*/
51
52	struct skype_data {
53	struct im_connection *ic;
54	char *username;
55	/* The effective file descriptor. We store it here so any function can
56	* write() to it. */
57	int fd;
58	/* File descriptor returned by bitlbee. we store it so we know when
59	* we're connected and when we aren't. */
60	int bfd;
61	/* ssl_getfd() uses this to get the file desciptor. */
62	void *ssl;
63	/* When we receive a new message id, we query the properties, finally
64	* the chatname. Store the properties here so that we can use
65	* imcb_buddy_msg() when we got the chatname. */
66	char *handle;
67	/* List, because of multiline messages. */
68	GList *body;
69	char *type;
70	/* This is necessary because we send a notification when we get the
71	* handle. So we store the state here and then we can send a
72	* notification about the handle is in a given status. */
73	int call_status;
74	char *call_id;
75	char *call_duration;
76	/* If the call is outgoing or not */
77	int call_out;
78	/* Same for file transfers. */
79	int filetransfer_status;
80	/* Using /j #nick we want to have a groupchat with two people. Usually
81	* not (default). */
82	char *groupchat_with;
83	/* The user who invited us to the chat. */
84	char *adder;
85	/* If we are waiting for a confirmation about we changed the topic. */
86	int topic_wait;
87	/* These are used by the info command. */
88	char *info_fullname;
89	char *info_phonehome;
90	char *info_phoneoffice;
91	char *info_phonemobile;
92	char *info_nrbuddies;
93	char *info_tz;
94	char *info_seen;
95	char *info_birthday;
96	char *info_sex;
97	char *info_language;
98	char *info_country;
99	char *info_province;
100	char *info_city;
101	char *info_homepage;
102	char *info_about;
103	/* When a call fails, we get the reason and later we get the failure
104	* event, so store the failure code here till then */
105	int failurereason;
106	};
107
108	struct skype_away_state {
109	char *code;
110	char *full_name;
111	};
112
113	struct skype_buddy_ask_data {
114	struct im_connection *ic;
115	/* This is also used for call IDs for simplicity */
116	char *handle;
117	};
118
119	/*
120	* Tables
121	*/
122
123	const struct skype_away_state skype_away_state_list[] = {
124	{ "ONLINE", "Online" },
125	{ "SKYPEME", "Skype Me" },
126	{ "AWAY", "Away" },
127	{ "NA", "Not available" },
128	{ "DND", "Do Not Disturb" },
129	{ "INVISIBLE", "Invisible" },
130	{ "OFFLINE", "Offline" },
131	{ NULL, NULL}
132	};
133
134	/*
135	* Functions
136	*/
137
138	int skype_write(struct im_connection ic, char buf)
139	{
140	struct skype_data *sd = ic->proto_data;
141	struct pollfd pfd[1];
142	int len = strlen(buf);
143
144	pfd[0].fd = sd->fd;
145	pfd[0].events = POLLOUT;
146
147	/* This poll is necessary or we'll get a SIGPIPE when we write() to
148	* sd->fd. */
149	poll(pfd, 1, 1000);
150	if (pfd[0].revents & POLLHUP) {
151	imc_logout(ic, TRUE);
152	return FALSE;
153	}
154	ssl_write(sd->ssl, buf, len);
155
156	return TRUE;
157	}
158
159	static void skype_buddy_ask_yes(void *data)
160	{
161	struct skype_buddy_ask_data *bla = data;
162	char *buf = g_strdup_printf("SET USER %s ISAUTHORIZED TRUE",
163	bla->handle);
164	skype_write(bla->ic, buf);
165	g_free(buf);
166	g_free(bla->handle);
167	g_free(bla);
168	}
169
170	static void skype_buddy_ask_no(void *data)
171	{
172	struct skype_buddy_ask_data *bla = data;
173	char *buf = g_strdup_printf("SET USER %s ISAUTHORIZED FALSE",
174	bla->handle);
175	skype_write(bla->ic, buf);
176	g_free(buf);
177	g_free(bla->handle);
178	g_free(bla);
179	}
180
181	void skype_buddy_ask(struct im_connection ic, char handle, char *message)
182	{
183	struct skype_buddy_ask_data *bla = g_new0(struct skype_buddy_ask_data,
184	1);
185	char *buf;
186
187	bla->ic = ic;
188	bla->handle = g_strdup(handle);
189
190	buf = g_strdup_printf("The user %s wants to add you to "
191	"his/her buddy list, saying: '%s'.", handle, message);
192	imcb_ask(ic, buf, bla, skype_buddy_ask_yes, skype_buddy_ask_no);
193	g_free(buf);
194	}
195
196	static void skype_call_ask_yes(void *data)
197	{
198	struct skype_buddy_ask_data *bla = data;
199	char *buf = g_strdup_printf("SET CALL %s STATUS INPROGRESS",
200	bla->handle);
201	skype_write(bla->ic, buf);
202	g_free(buf);
203	g_free(bla->handle);
204	g_free(bla);
205	}
206
207	static void skype_call_ask_no(void *data)
208	{
209	struct skype_buddy_ask_data *bla = data;
210	char *buf = g_strdup_printf("SET CALL %s STATUS FINISHED",
211	bla->handle);
212	skype_write(bla->ic, buf);
213	g_free(buf);
214	g_free(bla->handle);
215	g_free(bla);
216	}
217
218	void skype_call_ask(struct im_connection ic, char call_id, char *message)
219	{
220	struct skype_buddy_ask_data *bla = g_new0(struct skype_buddy_ask_data,
221	1);
222
223	bla->ic = ic;
224	bla->handle = g_strdup(call_id);
225
226	imcb_ask(ic, message, bla, skype_call_ask_yes, skype_call_ask_no);
227	}
228	struct groupchat skype_chat_by_name(struct im_connection ic, char *name)
229	{
230	struct groupchat *ret;
231
232	for (ret = ic->groupchats; ret; ret = ret->next)
233	if (strcmp(name, ret->title) == 0)
234	break;
235
236	return ret;
237	}
238
239	static char *skype_call_strerror(int err)
240	{
241	switch (err) {
242	case 1:
243	return "Miscellaneous error";
244	case 2:
245	return "User or phone number does not exist.";
246	case 3:
247	return "User is offline";
248	case 4:
249	return "No proxy found";
250	case 5:
251	return "Session terminated.";
252	case 6:
253	return "No common codec found.";
254	case 7:
255	return "Sound I/O error.";
256	case 8:
257	return "Problem with remote sound device.";
258	case 9:
259	return "Call blocked by recipient.";
260	case 10:
261	return "Recipient not a friend.";
262	case 11:
263	return "Current user not authorized by recipient.";
264	case 12:
265	return "Sound recording error.";
266	default:
267	return "Unknown error";
268	}
269	}
270
271	static void skype_parse_users(struct im_connection ic, char line)
272	{
273	char i, nicks, *ptr;
274
275	nicks = g_strsplit(line + 6, ", ", 0);
276	for (i = nicks; *i; i++) {
277	ptr = g_strdup_printf("GET USER %s ONLINESTATUS\n", *i);
278	skype_write(ic, ptr);
279	g_free(ptr);
280	}
281	g_strfreev(nicks);
282	}
283
284	static void skype_parse_user(struct im_connection ic, char line)
285	{
286	int flags = 0;
287	char *ptr;
288	struct skype_data *sd = ic->proto_data;
289	char *user = strchr(line, ' ');
290	char *status = strrchr(line, ' ');
291
292	status++;
293	ptr = strchr(++user, ' ');
294	if (!ptr)
295	return;
296	*ptr = '\0';
297	ptr++;
298	if (!strncmp(ptr, "ONLINESTATUS ", 13) &&
299	strcmp(user, sd->username) != 0
300	&& strcmp(user, "echo123") != 0) {
301	ptr = g_strdup_printf("%s@skype.com", user);
302	imcb_add_buddy(ic, ptr, NULL);
303	if (strcmp(status, "OFFLINE") && (strcmp(status, "SKYPEOUT") \|\|
304	!set_getbool(&ic->acc->set, "skypeout_offline")))
305	flags \|= OPT_LOGGED_IN;
306	if (strcmp(status, "ONLINE") && strcmp(status, "SKYPEME"))
307	flags \|= OPT_AWAY;
308	imcb_buddy_status(ic, ptr, flags, NULL, NULL);
309	g_free(ptr);
310	} else if (!strncmp(ptr, "RECEIVEDAUTHREQUEST ", 20)) {
311	char *message = ptr + 20;
312	if (strlen(message))
313	skype_buddy_ask(ic, user, message);
314	} else if (!strncmp(ptr, "BUDDYSTATUS ", 12)) {
315	char *st = ptr + 12;
316	if (!strcmp(st, "3")) {
317	char *buf = g_strdup_printf("%s@skype.com", user);
318	imcb_add_buddy(ic, buf, NULL);
319	g_free(buf);
320	}
321	} else if (!strncmp(ptr, "FULLNAME ", 9))
322	sd->info_fullname = g_strdup(ptr + 9);
323	else if (!strncmp(ptr, "PHONE_HOME ", 11))
324	sd->info_phonehome = g_strdup(ptr + 11);
325	else if (!strncmp(ptr, "PHONE_OFFICE ", 13))
326	sd->info_phoneoffice = g_strdup(ptr + 13);
327	else if (!strncmp(ptr, "PHONE_MOBILE ", 13))
328	sd->info_phonemobile = g_strdup(ptr + 13);
329	else if (!strncmp(ptr, "NROF_AUTHED_BUDDIES ", 20))
330	sd->info_nrbuddies = g_strdup(ptr + 20);
331	else if (!strncmp(ptr, "TIMEZONE ", 9))
332	sd->info_tz = g_strdup(ptr + 9);
333	else if (!strncmp(ptr, "LASTONLINETIMESTAMP ", 20))
334	sd->info_seen = g_strdup(ptr + 20);
335	else if (!strncmp(ptr, "BIRTHDAY ", 9))
336	sd->info_birthday = g_strdup(ptr + 9);
337	else if (!strncmp(ptr, "SEX ", 4))
338	sd->info_sex = g_strdup(ptr + 4);
339	else if (!strncmp(ptr, "LANGUAGE ", 9))
340	sd->info_language = g_strdup(ptr + 9);
341	else if (!strncmp(ptr, "COUNTRY ", 8))
342	sd->info_country = g_strdup(ptr + 8);
343	else if (!strncmp(ptr, "PROVINCE ", 9))
344	sd->info_province = g_strdup(ptr + 9);
345	else if (!strncmp(ptr, "CITY ", 5))
346	sd->info_city = g_strdup(ptr + 5);
347	else if (!strncmp(ptr, "HOMEPAGE ", 9))
348	sd->info_homepage = g_strdup(ptr + 9);
349	else if (!strncmp(ptr, "ABOUT ", 6)) {
350	sd->info_about = g_strdup(ptr + 6);
351
352	GString *st = g_string_new("Contact Information\n");
353	g_string_append_printf(st, "Skype Name: %s\n", user);
354	if (sd->info_fullname) {
355	if (strlen(sd->info_fullname))
356	g_string_append_printf(st, "Full Name: %s\n",
357	sd->info_fullname);
358	g_free(sd->info_fullname);
359	}
360	if (sd->info_phonehome) {
361	if (strlen(sd->info_phonehome))
362	g_string_append_printf(st, "Home Phone: %s\n",
363	sd->info_phonehome);
364	g_free(sd->info_phonehome);
365	}
366	if (sd->info_phoneoffice) {
367	if (strlen(sd->info_phoneoffice))
368	g_string_append_printf(st, "Office Phone: %s\n",
369	sd->info_phoneoffice);
370	g_free(sd->info_phoneoffice);
371	}
372	if (sd->info_phonemobile) {
373	if (strlen(sd->info_phonemobile))
374	g_string_append_printf(st, "Mobile Phone: %s\n",
375	sd->info_phonemobile);
376	g_free(sd->info_phonemobile);
377	}
378	g_string_append_printf(st, "Personal Information\n");
379	if (sd->info_nrbuddies) {
380	if (strlen(sd->info_nrbuddies))
381	g_string_append_printf(st,
382	"Contacts: %s\n", sd->info_nrbuddies);
383	g_free(sd->info_nrbuddies);
384	}
385	if (sd->info_tz) {
386	if (strlen(sd->info_tz)) {
387	char ib[256];
388	time_t t = time(NULL);
389	t += atoi(sd->info_tz)-(606024);
390	struct tm *gt = gmtime(&t);
391	strftime(ib, 256, "%H:%M:%S", gt);
392	g_string_append_printf(st,
393	"Local Time: %s\n", ib);
394	}
395	g_free(sd->info_tz);
396	}
397	if (sd->info_seen) {
398	if (strlen(sd->info_seen)) {
399	char ib[256];
400	time_t it = atoi(sd->info_seen);
401	struct tm *tm = localtime(&it);
402	strftime(ib, 256, ("%Y. %m. %d. %H:%M"), tm);
403	g_string_append_printf(st,
404	"Last Seen: %s\n", ib);
405	}
406	g_free(sd->info_seen);
407	}
408	if (sd->info_birthday) {
409	if (strlen(sd->info_birthday) &&
410	strcmp(sd->info_birthday, "0")) {
411	char ib[256];
412	struct tm tm;
413	strptime(sd->info_birthday, "%Y%m%d", &tm);
414	strftime(ib, 256, "%B %d, %Y", &tm);
415	g_string_append_printf(st,
416	"Birthday: %s\n", ib);
417
418	strftime(ib, 256, "%Y", &tm);
419	int year = atoi(ib);
420	time_t t = time(NULL);
421	struct tm *lt = localtime(&t);
422	g_string_append_printf(st,
423	"Age: %d\n", lt->tm_year+1900-year);
424	}
425	g_free(sd->info_birthday);
426	}
427	if (sd->info_sex) {
428	if (strlen(sd->info_sex)) {
429	char *iptr = sd->info_sex;
430	while (*iptr++)
431	iptr = tolower(iptr);
432	g_string_append_printf(st,
433	"Gender: %s\n", sd->info_sex);
434	}
435	g_free(sd->info_sex);
436	}
437	if (sd->info_language) {
438	if (strlen(sd->info_language)) {
439	char *iptr = strchr(sd->info_language, ' ');
440	if (iptr)
441	iptr++;
442	else
443	iptr = sd->info_language;
444	g_string_append_printf(st,
445	"Language: %s\n", iptr);
446	}
447	g_free(sd->info_language);
448	}
449	if (sd->info_country) {
450	if (strlen(sd->info_country)) {
451	char *iptr = strchr(sd->info_country, ' ');
452	if (iptr)
453	iptr++;
454	else
455	iptr = sd->info_country;
456	g_string_append_printf(st,
457	"Country: %s\n", iptr);
458	}
459	g_free(sd->info_country);
460	}
461	if (sd->info_province) {
462	if (strlen(sd->info_province))
463	g_string_append_printf(st,
464	"Region: %s\n", sd->info_province);
465	g_free(sd->info_province);
466	}
467	if (sd->info_city) {
468	if (strlen(sd->info_city))
469	g_string_append_printf(st,
470	"City: %s\n", sd->info_city);
471	g_free(sd->info_city);
472	}
473	if (sd->info_homepage) {
474	if (strlen(sd->info_homepage))
475	g_string_append_printf(st,
476	"Homepage: %s\n", sd->info_homepage);
477	g_free(sd->info_homepage);
478	}
479	if (sd->info_about) {
480	if (strlen(sd->info_about))
481	g_string_append_printf(st, "%s\n",
482	sd->info_about);
483	g_free(sd->info_about);
484	}
485	imcb_log(ic, "%s", st->str);
486	g_string_free(st, TRUE);
487	}
488	}
489
490	static void skype_parse_chatmessage(struct im_connection ic, char line)
491	{
492	struct skype_data *sd = ic->proto_data;
493	char buf[1024];
494	char *id = strchr(line, ' ');
495
496	if (!++id)
497	return;
498	char *info = strchr(id, ' ');
499
500	if (!info)
501	return;
502	*info = '\0';
503	info++;
504	if (!strcmp(info, "STATUS RECEIVED")) {
505	/* New message ID:
506	* (1) Request its from field
507	* (2) Request its body
508	* (3) Request its type
509	* (4) Query chatname
510	*/
511	g_snprintf(buf, 1024, "GET CHATMESSAGE %s FROM_HANDLE\n", id);
512	skype_write(ic, buf);
513	g_snprintf(buf, 1024, "GET CHATMESSAGE %s BODY\n", id);
514	skype_write(ic, buf);
515	g_snprintf(buf, 1024, "GET CHATMESSAGE %s TYPE\n", id);
516	skype_write(ic, buf);
517	g_snprintf(buf, 1024, "GET CHATMESSAGE %s CHATNAME\n", id);
518	skype_write(ic, buf);
519	} else if (!strncmp(info, "FROM_HANDLE ", 12)) {
520	info += 12;
521	/* New from field value. Store
522	* it, then we can later use it
523	* when we got the message's
524	* body. */
525	g_free(sd->handle);
526	sd->handle = g_strdup_printf("%s@skype.com", info);
527	} else if (!strncmp(info, "EDITED_BY ", 10)) {
528	info += 10;
529	/* This is the same as
530	* FROM_HANDLE, except that we
531	* never request these lines
532	* from Skype, we just get
533	* them. */
534	g_free(sd->handle);
535	sd->handle = g_strdup_printf("%s@skype.com", info);
536	} else if (!strncmp(info, "BODY ", 5)) {
537	info += 5;
538	sd->body = g_list_append(sd->body, g_strdup(info));
539	} else if (!strncmp(info, "TYPE ", 5)) {
540	info += 5;
541	g_free(sd->type);
542	sd->type = g_strdup(info);
543	} else if (!strncmp(info, "CHATNAME ", 9)) {
544	info += 9;
545	if (sd->handle && sd->body && sd->type) {
546	struct groupchat *gc = skype_chat_by_name(ic, info);
547	int i;
548	for (i = 0; i < g_list_length(sd->body); i++) {
549	char *body = g_list_nth_data(sd->body, i);
550	if (!strcmp(sd->type, "SAID") \|\|
551	!strcmp(sd->type, "EMOTED")) {
552	if (!strcmp(sd->type, "SAID"))
553	g_snprintf(buf, 1024, "%s",
554	body);
555	else
556	g_snprintf(buf, 1024, "/me %s",
557	body);
558	if (!gc)
559	/* Private message */
560	imcb_buddy_msg(ic,
561	sd->handle, buf, 0, 0);
562	else
563	/* Groupchat message */
564	imcb_chat_msg(gc,
565	sd->handle, buf, 0, 0);
566	} else if (!strcmp(sd->type, "SETTOPIC") && gc)
567	imcb_chat_topic(gc,
568	sd->handle, body, 0);
569	else if (!strcmp(sd->type, "LEFT") && gc)
570	imcb_chat_remove_buddy(gc,
571	sd->handle, NULL);
572	}
573	g_list_free(sd->body);
574	sd->body = NULL;
575	}
576	}
577	}
578
579	static void skype_parse_call(struct im_connection ic, char line)
580	{
581	struct skype_data *sd = ic->proto_data;
582	char *id = strchr(line, ' ');
583	char buf[1024];
584
585	if (!++id)
586	return;
587	char *info = strchr(id, ' ');
588
589	if (!info)
590	return;
591	*info = '\0';
592	info++;
593	if (!strncmp(info, "FAILUREREASON ", 14))
594	sd->failurereason = atoi(strchr(info, ' '));
595	else if (!strcmp(info, "STATUS RINGING")) {
596	if (sd->call_id)
597	g_free(sd->call_id);
598	sd->call_id = g_strdup(id);
599	g_snprintf(buf, 1024, "GET CALL %s PARTNER_HANDLE\n", id);
600	skype_write(ic, buf);
601	sd->call_status = SKYPE_CALL_RINGING;
602	} else if (!strcmp(info, "STATUS MISSED")) {
603	g_snprintf(buf, 1024, "GET CALL %s PARTNER_HANDLE\n", id);
604	skype_write(ic, buf);
605	sd->call_status = SKYPE_CALL_MISSED;
606	} else if (!strcmp(info, "STATUS CANCELLED")) {
607	g_snprintf(buf, 1024, "GET CALL %s PARTNER_HANDLE\n", id);
608	skype_write(ic, buf);
609	sd->call_status = SKYPE_CALL_CANCELLED;
610	} else if (!strcmp(info, "STATUS FINISHED")) {
611	g_snprintf(buf, 1024, "GET CALL %s PARTNER_HANDLE\n", id);
612	skype_write(ic, buf);
613	sd->call_status = SKYPE_CALL_FINISHED;
614	} else if (!strcmp(info, "STATUS REFUSED")) {
615	g_snprintf(buf, 1024, "GET CALL %s PARTNER_HANDLE\n", id);
616	skype_write(ic, buf);
617	sd->call_status = SKYPE_CALL_REFUSED;
618	} else if (!strcmp(info, "STATUS UNPLACED")) {
619	if (sd->call_id)
620	g_free(sd->call_id);
621	/* Save the ID for later usage (Cancel/Finish). */
622	sd->call_id = g_strdup(id);
623	sd->call_out = TRUE;
624	} else if (!strcmp(info, "STATUS FAILED")) {
625	imcb_error(ic, "Call failed: %s",
626	skype_call_strerror(sd->failurereason));
627	sd->call_id = NULL;
628	} else if (!strncmp(info, "DURATION ", 9)) {
629	if (sd->call_duration)
630	g_free(sd->call_duration);
631	sd->call_duration = g_strdup(info+9);
632	} else if (!strncmp(info, "PARTNER_HANDLE ", 15)) {
633	info += 15;
634	if (!sd->call_status)
635	return;
636	switch (sd->call_status) {
637	case SKYPE_CALL_RINGING:
638	if (sd->call_out)
639	imcb_log(ic, "You are currently ringing "
640	"the user %s.", info);
641	else {
642	g_snprintf(buf, 1024,
643	"The user %s is currently ringing you.",
644	info);
645	skype_call_ask(ic, sd->call_id, buf);
646	}
647	break;
648	case SKYPE_CALL_MISSED:
649	imcb_log(ic, "You have missed a call from user %s.",
650	info);
651	break;
652	case SKYPE_CALL_CANCELLED:
653	imcb_log(ic, "You cancelled the call to the user %s.",
654	info);
655	sd->call_status = 0;
656	sd->call_out = FALSE;
657	break;
658	case SKYPE_CALL_REFUSED:
659	if (sd->call_out)
660	imcb_log(ic, "The user %s refused the call.",
661	info);
662	else
663	imcb_log(ic,
664	"You refused the call from user %s.",
665	info);
666	sd->call_out = FALSE;
667	break;
668	case SKYPE_CALL_FINISHED:
669	if (sd->call_duration)
670	imcb_log(ic,
671	"You finished the call to the user %s "
672	"(duration: %s seconds).",
673	info, sd->call_duration);
674	else
675	imcb_log(ic,
676	"You finished the call to the user %s.",
677	info);
678	sd->call_out = FALSE;
679	break;
680	default:
681	/* Don't be noisy, ignore other statuses for now. */
682	break;
683	}
684	sd->call_status = 0;
685	}
686	}
687
688	static void skype_parse_filetransfer(struct im_connection ic, char line)
689	{
690	struct skype_data *sd = ic->proto_data;
691	char buf[1024];
692	char *id = strchr(line, ' ');
693
694	if (!++id)
695	return;
696	char *info = strchr(id, ' ');
697
698	if (!info)
699	return;
700	*info = '\0';
701	info++;
702	if (!strcmp(info, "STATUS NEW")) {
703	g_snprintf(buf, 1024, "GET FILETRANSFER %s PARTNER_HANDLE\n",
704	id);
705	skype_write(ic, buf);
706	sd->filetransfer_status = SKYPE_FILETRANSFER_NEW;
707	} else if (!strcmp(info, "STATUS FAILED")) {
708	g_snprintf(buf, 1024, "GET FILETRANSFER %s PARTNER_HANDLE\n",
709	id);
710	skype_write(ic, buf);
711	sd->filetransfer_status = SKYPE_FILETRANSFER_FAILED;
712	} else if (!strncmp(info, "PARTNER_HANDLE ", 15)) {
713	info += 15;
714	if (!sd->filetransfer_status)
715	return;
716	switch (sd->filetransfer_status) {
717	case SKYPE_FILETRANSFER_NEW:
718	imcb_log(ic, "The user %s offered a new file for you.",
719	info);
720	break;
721	case SKYPE_FILETRANSFER_FAILED:
722	imcb_log(ic, "Failed to transfer file from user %s.",
723	info);
724	break;
725	}
726	sd->filetransfer_status = 0;
727	}
728	}
729
730	static void skype_parse_chat(struct im_connection ic, char line)
731	{
732	struct skype_data *sd = ic->proto_data;
733	char buf[1024];
734	char *id = strchr(line, ' ');
735
736	if (!++id)
737	return;
738	struct groupchat *gc;
739	char *info = strchr(id, ' ');
740
741	if (!info)
742	return;
743	*info = '\0';
744	info++;
745	/* Remove fake chat if we created one in skype_chat_with() */
746	gc = skype_chat_by_name(ic, "");
747	if (gc)
748	imcb_chat_free(gc);
749	if (!strcmp(info, "STATUS MULTI_SUBSCRIBED")) {
750	imcb_chat_new(ic, id);
751	g_snprintf(buf, 1024, "GET CHAT %s ADDER\n", id);
752	skype_write(ic, buf);
753	g_snprintf(buf, 1024, "GET CHAT %s TOPIC\n", id);
754	skype_write(ic, buf);
755	} else if (!strcmp(info, "STATUS DIALOG") && sd->groupchat_with) {
756	gc = imcb_chat_new(ic, id);
757	/* According to the docs this
758	* is necessary. However it
759	* does not seem the situation
760	* and it would open an extra
761	* window on our client, so
762	* just leave it out. */
763	/*g_snprintf(buf, 1024, "OPEN CHAT %s\n", id);
764	skype_write(ic, buf);*/
765	g_snprintf(buf, 1024, "%s@skype.com", sd->groupchat_with);
766	imcb_chat_add_buddy(gc, buf);
767	imcb_chat_add_buddy(gc, sd->username);
768	g_free(sd->groupchat_with);
769	sd->groupchat_with = NULL;
770	g_snprintf(buf, 1024, "GET CHAT %s ADDER\n", id);
771	skype_write(ic, buf);
772	g_snprintf(buf, 1024, "GET CHAT %s TOPIC\n", id);
773	skype_write(ic, buf);
774	} else if (!strcmp(info, "STATUS UNSUBSCRIBED")) {
775	gc = skype_chat_by_name(ic, id);
776	if (gc)
777	gc->data = (void *)FALSE;
778	} else if (!strncmp(info, "ADDER ", 6)) {
779	info += 6;
780	g_free(sd->adder);
781	sd->adder = g_strdup_printf("%s@skype.com", info);
782	} else if (!strncmp(info, "TOPIC ", 6)) {
783	info += 6;
784	gc = skype_chat_by_name(ic, id);
785	if (gc && (sd->adder \|\| sd->topic_wait)) {
786	if (sd->topic_wait) {
787	sd->adder = g_strdup(sd->username);
788	sd->topic_wait = 0;
789	}
790	imcb_chat_topic(gc, sd->adder, info, 0);
791	g_free(sd->adder);
792	sd->adder = NULL;
793	}
794	} else if (!strncmp(info, "ACTIVEMEMBERS ", 14)) {
795	info += 14;
796	gc = skype_chat_by_name(ic, id);
797	/* Hack! We set ->data to TRUE
798	* while we're on the channel
799	* so that we won't rejoin
800	* after a /part. */
801	if (!gc \|\| gc->data)
802	return;
803	char **members = g_strsplit(info, " ", 0);
804	int i;
805	for (i = 0; members[i]; i++) {
806	if (!strcmp(members[i], sd->username))
807	continue;
808	g_snprintf(buf, 1024, "%s@skype.com", members[i]);
809	if (!g_list_find_custom(gc->in_room, buf,
810	(GCompareFunc)strcmp))
811	imcb_chat_add_buddy(gc, buf);
812	}
813	imcb_chat_add_buddy(gc, sd->username);
814	g_strfreev(members);
815	}
816	}
817
818	static void skype_parse_password(struct im_connection ic, char line)
819	{
820	if (!strncmp(line+9, "OK", 2))
821	imcb_connected(ic);
822	else {
823	imcb_error(ic, "Authentication Failed");
824	imc_logout(ic, TRUE);
825	}
826	}
827
828	static void skype_parse_profile(struct im_connection ic, char line)
829	{
830	imcb_log(ic, "SkypeOut balance value is '%s'.", line+21);
831	}
832
833	static void skype_parse_ping(struct im_connection ic, char line)
834	{
835	skype_write(ic, "PONG\n");
836	}
837
838	static void skype_parse_chats(struct im_connection ic, char line)
839	{
840	char buf[1024];
841	char **i;
842	char **chats = g_strsplit(line + 6, ", ", 0);
843
844	i = chats;
845	while (*i) {
846	g_snprintf(buf, 1024, "GET CHAT %s STATUS\n", *i);
847	skype_write(ic, buf);
848	g_snprintf(buf, 1024, "GET CHAT %s ACTIVEMEMBERS\n", *i);
849	skype_write(ic, buf);
850	i++;
851	}
852	g_strfreev(chats);
853	}
854
855	typedef void (skype_parser)(struct im_connection ic, char *line);
856
857	static gboolean skype_read_callback(gpointer data, gint fd,
858	b_input_condition cond)
859	{
860	struct im_connection *ic = data;
861	struct skype_data *sd = ic->proto_data;
862	char buf[1024];
863	int st, i;
864	char lines, lineptr, *line;
865	static struct parse_map {
866	char *k;
867	skype_parser v;
868	} parsers[] = {
869	{ "USERS ", skype_parse_users },
870	{ "USER ", skype_parse_user },
871	{ "CHATMESSAGE ", skype_parse_chatmessage },
872	{ "CALL ", skype_parse_call },
873	{ "FILETRANSFER ", skype_parse_filetransfer },
874	{ "CHAT ", skype_parse_chat },
875	{ "PASSWORD ", skype_parse_password },
876	{ "PROFILE PSTN_BALANCE ", skype_parse_profile },
877	{ "PING", skype_parse_ping },
878	{ "CHATS ", skype_parse_chats },
879	};
880
881	if (!sd \|\| sd->fd == -1)
882	return FALSE;
883	/* Read the whole data. */
884	st = ssl_read(sd->ssl, buf, sizeof(buf));
885	if (st > 0) {
886	buf[st] = '\0';
887	/* Then split it up to lines. */
888	lines = g_strsplit(buf, "\n", 0);
889	lineptr = lines;
890	while ((line = *lineptr)) {
891	if (!strlen(line))
892	break;
893	if (set_getbool(&ic->acc->set, "skypeconsole_receive"))
894	imcb_buddy_msg(ic, "skypeconsole", line, 0, 0);
895	for (i = 0; i < ARRAY_SIZE(parsers); i++)
896	if (!strncmp(line, parsers[i].k,
897	strlen(parsers[i].k))) {
898	parsers[i].v(ic, line);
899	break;
900	}
901	lineptr++;
902	}
903	g_strfreev(lines);
904	} else if (st == 0 \|\| (st < 0 && !sockerr_again())) {
905	closesocket(sd->fd);
906	sd->fd = -1;
907
908	imcb_error(ic, "Error while reading from server");
909	imc_logout(ic, TRUE);
910	return FALSE;
911	}
912	return TRUE;
913	}
914
915	gboolean skype_start_stream(struct im_connection *ic)
916	{
917	struct skype_data *sd = ic->proto_data;
918	char *buf;
919	int st;
920
921	if (!sd)
922	return FALSE;
923
924	if (sd->bfd <= 0)
925	sd->bfd = b_input_add(sd->fd, GAIM_INPUT_READ,
926	skype_read_callback, ic);
927
928	/* Log in */
929	buf = g_strdup_printf("USERNAME %s\n", ic->acc->user);
930	st = skype_write(ic, buf);
931	g_free(buf);
932	buf = g_strdup_printf("PASSWORD %s\n", ic->acc->pass);
933	st = skype_write(ic, buf);
934	g_free(buf);
935
936	/* This will download all buddies. */
937	buf = g_strdup_printf("SEARCH FRIENDS\n");
938	st = skype_write(ic, buf);
939	g_free(buf);
940	buf = g_strdup_printf("SET USERSTATUS ONLINE\n");
941	skype_write(ic, buf);
942	g_free(buf);
943
944	/* Auto join to bookmarked chats if requested.*/
945	if (set_getbool(&ic->acc->set, "auto_join")) {
946	buf = g_strdup_printf("SEARCH BOOKMARKEDCHATS\n");
947	skype_write(ic, buf);
948	g_free(buf);
949	}
950	return st;
951	}
952
953	gboolean skype_connected(gpointer data, void *source, b_input_condition cond)
954	{
955	struct im_connection *ic = data;
956	struct skype_data *sd = ic->proto_data;
957	if (!source) {
958	sd->ssl = NULL;
959	imcb_error(ic, "Could not connect to server");
960	imc_logout(ic, TRUE);
961	return FALSE;
962	}
963	imcb_log(ic, "Connected to server, logging in");
964	return skype_start_stream(ic);
965	}
966
967	static void skype_login(account_t *acc)
968	{
969	struct im_connection *ic = imcb_new(acc);
970	struct skype_data *sd = g_new0(struct skype_data, 1);
971
972	ic->proto_data = sd;
973
974	imcb_log(ic, "Connecting");
975	sd->ssl = ssl_connect(set_getstr(&acc->set, "server"),
976	set_getint(&acc->set, "port"), skype_connected, ic);
977	sd->fd = sd->ssl ? ssl_getfd(sd->ssl) : -1;
978	sd->username = g_strdup(acc->user);
979
980	sd->ic = ic;
981
982	if (set_getbool(&acc->set, "skypeconsole"))
983	imcb_add_buddy(ic, "skypeconsole", NULL);
984	}
985
986	static void skype_logout(struct im_connection *ic)
987	{
988	struct skype_data *sd = ic->proto_data;
989	char *buf;
990
991	buf = g_strdup_printf("SET USERSTATUS OFFLINE\n");
992	skype_write(ic, buf);
993	g_free(buf);
994
995	g_free(sd->username);
996	g_free(sd->handle);
997	g_free(sd);
998	ic->proto_data = NULL;
999	}
1000
1001	static int skype_buddy_msg(struct im_connection ic, char who, char *message,
1002	int flags)
1003	{
1004	char buf, ptr, *nick;
1005	int st;
1006
1007	nick = g_strdup(who);
1008	ptr = strchr(nick, '@');
1009	if (ptr)
1010	*ptr = '\0';
1011
1012	if (!strncmp(who, "skypeconsole", 12))
1013	buf = g_strdup_printf("%s\n", message);
1014	else
1015	buf = g_strdup_printf("MESSAGE %s %s\n", nick, message);
1016	g_free(nick);
1017	st = skype_write(ic, buf);
1018	g_free(buf);
1019
1020	return st;
1021	}
1022
1023	const struct skype_away_state skype_away_state_by_name(char name)
1024	{
1025	int i;
1026
1027	for (i = 0; skype_away_state_list[i].full_name; i++)
1028	if (g_strcasecmp(skype_away_state_list[i].full_name, name) == 0)
1029	return skype_away_state_list + i;
1030
1031	return NULL;
1032	}
1033
1034	static void skype_set_away(struct im_connection ic, char state_txt,
1035	char *message)
1036	{
1037	const struct skype_away_state *state;
1038	char *buf;
1039
1040	if (strcmp(state_txt, GAIM_AWAY_CUSTOM) == 0)
1041	state = skype_away_state_by_name("Away");
1042	else
1043	state = skype_away_state_by_name(state_txt);
1044	buf = g_strdup_printf("SET USERSTATUS %s\n", state->code);
1045	skype_write(ic, buf);
1046	g_free(buf);
1047	}
1048
1049	static GList skype_away_states(struct im_connection ic)
1050	{
1051	static GList *l;
1052	int i;
1053
1054	if (l == NULL)
1055	for (i = 0; skype_away_state_list[i].full_name; i++)
1056	l = g_list_append(l,
1057	(void *)skype_away_state_list[i].full_name);
1058
1059	return l;
1060	}
1061
1062	static char skype_set_display_name(set_t set, char *value)
1063	{
1064	account_t *acc = set->data;
1065	struct im_connection *ic = acc->ic;
1066	char *buf;
1067
1068	buf = g_strdup_printf("SET PROFILE FULLNAME %s", value);
1069	skype_write(ic, buf);
1070	g_free(buf);
1071	return value;
1072	}
1073
1074	static char skype_set_balance(set_t set, char *value)
1075	{
1076	account_t *acc = set->data;
1077	struct im_connection *ic = acc->ic;
1078	char *buf;
1079
1080	buf = g_strdup_printf("GET PROFILE PSTN_BALANCE");
1081	skype_write(ic, buf);
1082	g_free(buf);
1083	return value;
1084	}
1085
1086	static char skype_set_call(set_t set, char *value)
1087	{
1088	account_t *acc = set->data;
1089	struct im_connection *ic = acc->ic;
1090	struct skype_data *sd = ic->proto_data;
1091	char nick, ptr, *buf;
1092
1093	if (value) {
1094	user_t *u = user_find(acc->irc, value);
1095	/* We are starting a call */
1096	if (!u)
1097	nick = g_strdup(value);
1098	else
1099	nick = g_strdup(u->handle);
1100	ptr = strchr(nick, '@');
1101	if (ptr)
1102	*ptr = '\0';
1103
1104	buf = g_strdup_printf("CALL %s", nick);
1105	skype_write(ic, buf);
1106	g_free(buf);
1107	g_free(nick);
1108	} else {
1109	/* We are ending a call */
1110	if (sd->call_id) {
1111	buf = g_strdup_printf("SET CALL %s STATUS FINISHED",
1112	sd->call_id);
1113	skype_write(ic, buf);
1114	g_free(buf);
1115	g_free(sd->call_id);
1116	sd->call_id = NULL;
1117	} else
1118	imcb_error(ic, "There are no active calls currently.");
1119	}
1120	return value;
1121	}
1122
1123	static void skype_add_buddy(struct im_connection ic, char who, char *group)
1124	{
1125	char buf, nick, *ptr;
1126
1127	nick = g_strdup(who);
1128	ptr = strchr(nick, '@');
1129	if (ptr)
1130	*ptr = '\0';
1131	buf = g_strdup_printf("SET USER %s BUDDYSTATUS 2 Please authorize me\n",
1132	nick);
1133	skype_write(ic, buf);
1134	g_free(nick);
1135	}
1136
1137	static void skype_remove_buddy(struct im_connection ic, char who, char *group)
1138	{
1139	char buf, nick, *ptr;
1140
1141	nick = g_strdup(who);
1142	ptr = strchr(nick, '@');
1143	if (ptr)
1144	*ptr = '\0';
1145	buf = g_strdup_printf("SET USER %s BUDDYSTATUS 1\n", nick);
1146	skype_write(ic, buf);
1147	g_free(nick);
1148	}
1149
1150	void skype_chat_msg(struct groupchat gc, char message, int flags)
1151	{
1152	struct im_connection *ic = gc->ic;
1153	char *buf;
1154	buf = g_strdup_printf("CHATMESSAGE %s %s\n", gc->title, message);
1155	skype_write(ic, buf);
1156	g_free(buf);
1157	}
1158
1159	void skype_chat_leave(struct groupchat *gc)
1160	{
1161	struct im_connection *ic = gc->ic;
1162	char *buf;
1163	buf = g_strdup_printf("ALTER CHAT %s LEAVE\n", gc->title);
1164	skype_write(ic, buf);
1165	g_free(buf);
1166	gc->data = (void *)TRUE;
1167	}
1168
1169	void skype_chat_invite(struct groupchat gc, char who, char *message)
1170	{
1171	struct im_connection *ic = gc->ic;
1172	char buf, ptr, *nick;
1173	nick = g_strdup(message);
1174	ptr = strchr(nick, '@');
1175	if (ptr)
1176	*ptr = '\0';
1177	buf = g_strdup_printf("ALTER CHAT %s ADDMEMBERS %s\n", gc->title, nick);
1178	skype_write(ic, buf);
1179	g_free(buf);
1180	g_free(nick);
1181	}
1182
1183	void skype_chat_topic(struct groupchat gc, char message)
1184	{
1185	struct im_connection *ic = gc->ic;
1186	struct skype_data *sd = ic->proto_data;
1187	char *buf;
1188	buf = g_strdup_printf("ALTER CHAT %s SETTOPIC %s\n",
1189	gc->title, message);
1190	skype_write(ic, buf);
1191	g_free(buf);
1192	sd->topic_wait = 1;
1193	}
1194
1195	struct groupchat skype_chat_with(struct im_connection ic, char *who)
1196	{
1197	struct skype_data *sd = ic->proto_data;
1198	char ptr, nick, *buf;
1199	nick = g_strdup(who);
1200	ptr = strchr(nick, '@');
1201	if (ptr)
1202	*ptr = '\0';
1203	buf = g_strdup_printf("CHAT CREATE %s\n", nick);
1204	skype_write(ic, buf);
1205	g_free(buf);
1206	sd->groupchat_with = g_strdup(nick);
1207	g_free(nick);
1208	/* We create a fake chat for now. We will replace it with a real one in
1209	* the real callback. */
1210	return imcb_chat_new(ic, "");
1211	}
1212
1213	static void skype_get_info(struct im_connection ic, char who)
1214	{
1215	char ptr, nick, *buf;
1216	nick = g_strdup(who);
1217	ptr = strchr(nick, '@');
1218	if (ptr)
1219	*ptr = '\0';
1220	buf = g_strdup_printf("GET USER %s FULLNAME\n", nick);
1221	skype_write(ic, buf);
1222	g_free(buf);
1223	buf = g_strdup_printf("GET USER %s PHONE_HOME\n", nick);
1224	skype_write(ic, buf);
1225	g_free(buf);
1226	buf = g_strdup_printf("GET USER %s PHONE_OFFICE\n", nick);
1227	skype_write(ic, buf);
1228	g_free(buf);
1229	buf = g_strdup_printf("GET USER %s PHONE_MOBILE\n", nick);
1230	skype_write(ic, buf);
1231	g_free(buf);
1232	buf = g_strdup_printf("GET USER %s NROF_AUTHED_BUDDIES\n", nick);
1233	skype_write(ic, buf);
1234	g_free(buf);
1235	buf = g_strdup_printf("GET USER %s TIMEZONE\n", nick);
1236	skype_write(ic, buf);
1237	g_free(buf);
1238	buf = g_strdup_printf("GET USER %s LASTONLINETIMESTAMP\n", nick);
1239	skype_write(ic, buf);
1240	g_free(buf);
1241	buf = g_strdup_printf("GET USER %s BIRTHDAY\n", nick);
1242	skype_write(ic, buf);
1243	g_free(buf);
1244	buf = g_strdup_printf("GET USER %s SEX\n", nick);
1245	skype_write(ic, buf);
1246	g_free(buf);
1247	buf = g_strdup_printf("GET USER %s LANGUAGE\n", nick);
1248	skype_write(ic, buf);
1249	g_free(buf);
1250	buf = g_strdup_printf("GET USER %s COUNTRY\n", nick);
1251	skype_write(ic, buf);
1252	g_free(buf);
1253	buf = g_strdup_printf("GET USER %s PROVINCE\n", nick);
1254	skype_write(ic, buf);
1255	g_free(buf);
1256	buf = g_strdup_printf("GET USER %s CITY\n", nick);
1257	skype_write(ic, buf);
1258	g_free(buf);
1259	buf = g_strdup_printf("GET USER %s HOMEPAGE\n", nick);
1260	skype_write(ic, buf);
1261	g_free(buf);
1262	buf = g_strdup_printf("GET USER %s ABOUT\n", nick);
1263	skype_write(ic, buf);
1264	g_free(buf);
1265	}
1266
1267	static void skype_set_my_name(struct im_connection ic, char info)
1268	{
1269	skype_set_display_name(set_find(&ic->acc->set, "display_name"), info);
1270	}
1271
1272	static void skype_init(account_t *acc)
1273	{
1274	set_t *s;
1275
1276	s = set_add(&acc->set, "server", SKYPE_DEFAULT_SERVER, set_eval_account,
1277	acc);
1278	s->flags \|= ACC_SET_OFFLINE_ONLY;
1279
1280	s = set_add(&acc->set, "port", SKYPE_DEFAULT_PORT, set_eval_int, acc);
1281	s->flags \|= ACC_SET_OFFLINE_ONLY;
1282
1283	s = set_add(&acc->set, "display_name", NULL, skype_set_display_name,
1284	acc);
1285	s->flags \|= ACC_SET_NOSAVE \| ACC_SET_ONLINE_ONLY;
1286
1287	s = set_add(&acc->set, "call", NULL, skype_set_call, acc);
1288	s->flags \|= ACC_SET_NOSAVE \| ACC_SET_ONLINE_ONLY;
1289
1290	s = set_add(&acc->set, "balance", NULL, skype_set_balance, acc);
1291	s->flags \|= ACC_SET_NOSAVE \| ACC_SET_ONLINE_ONLY;
1292
1293	s = set_add(&acc->set, "skypeout_offline", "true", set_eval_bool, acc);
1294
1295	s = set_add(&acc->set, "skypeconsole", "false", set_eval_bool, acc);
1296	s->flags \|= ACC_SET_OFFLINE_ONLY;
1297
1298	s = set_add(&acc->set, "skypeconsole_receive", "false", set_eval_bool,
1299	acc);
1300	s->flags \|= ACC_SET_OFFLINE_ONLY;
1301
1302	s = set_add(&acc->set, "auto_join", "false", set_eval_bool, acc);
1303	s->flags \|= ACC_SET_OFFLINE_ONLY;
1304	}
1305
1306	void init_plugin(void)
1307	{
1308	struct prpl *ret = g_new0(struct prpl, 1);
1309
1310	ret->name = "skype";
1311	ret->login = skype_login;
1312	ret->init = skype_init;
1313	ret->logout = skype_logout;
1314	ret->buddy_msg = skype_buddy_msg;
1315	ret->get_info = skype_get_info;
1316	ret->set_my_name = skype_set_my_name;
1317	ret->away_states = skype_away_states;
1318	ret->set_away = skype_set_away;
1319	ret->add_buddy = skype_add_buddy;
1320	ret->remove_buddy = skype_remove_buddy;
1321	ret->chat_msg = skype_chat_msg;
1322	ret->chat_leave = skype_chat_leave;
1323	ret->chat_invite = skype_chat_invite;
1324	ret->chat_with = skype_chat_with;
1325	ret->handle_cmp = g_strcasecmp;
1326	ret->chat_topic = skype_chat_topic;
1327	register_protocol(ret);
1328	}

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