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source: skype/skype.c @ 68312b8

Last change on this file since 68312b8 was 877b6f4, checked in by VMiklos <vmiklos@…>, at 2007-08-21T17:46:40Z
cleanup in struct skype_data
Property mode set to `100644`
File size: 10.3 KB

Rev	Line
[7daec06]	1	/*
	2	* skype.c - Skype plugin for BitlBee
	3	*
	4	* Copyright (c) 2007 by Miklos Vajna <vmiklos@frugalware.org>
[f06e3ac]	5	*
[7daec06]	6	* Several ideas are used from the BitlBee Jabber plugin, which is
	7	*
	8	* Copyright (c) 2006 by Wilmer van der Gaast <wilmer@gaast.net>
	9	*
	10	* This program is free software; you can redistribute it and/or modify
	11	* it under the terms of the GNU General Public License as published by
	12	* the Free Software Foundation; either version 2 of the License, or
	13	* (at your option) any later version.
	14	*
	15	* This program is distributed in the hope that it will be useful,
	16	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	17	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	18	* GNU General Public License for more details.
	19	*
	20	* You should have received a copy of the GNU General Public License
	21	* along with this program; if not, write to the Free Software
	22	* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
	23	* USA.
[f06e3ac]	24	*/
[7daec06]	25
[f06e3ac]	26	#include <stdio.h>
[ed2e37f]	27	#include <poll.h>
[f06e3ac]	28	#include <bitlbee.h>
	29
	30	#define SKYPE_PORT_DEFAULT "2727"
	31
[7daec06]	32	/*
	33	* Structures
	34	*/
	35
[f06e3ac]	36	struct skype_data
	37	{
	38	struct im_connection *ic;
[a3d6427]	39	char *username;
[f06e3ac]	40	int fd;
[877b6f4]	41	int r_inpa;
[7daec06]	42	/* When we receive a new message id, we query the handle, then the
	43	* body. Store the handle here so that we imcb_buddy_msg() when we got
	44	* the body. */
[77c1abe]	45	char *handle;
[f06e3ac]	46	};
	47
[adce2de]	48	struct skype_away_state
	49	{
	50	char *code;
	51	char *full_name;
	52	};
	53
[7daec06]	54	struct skype_buddy_ask_data
	55	{
	56	struct im_connection *ic;
	57	char *handle;
	58	};
	59
	60	/*
	61	* Tables
	62	*/
	63
[adce2de]	64	const struct skype_away_state skype_away_state_list[] =
	65	{
	66	{ "ONLINE", "Online" },
	67	{ "SKYPEME", "Skype Me" },
	68	{ "AWAY", "Away" },
	69	{ "NA", "Not available" },
	70	{ "DND", "Do Not Disturb" },
	71	{ "INVISIBLE", "Invisible" },
[23411c6]	72	{ "OFFLINE", "Offline" },
	73	{ NULL, NULL}
[adce2de]	74	};
	75
[7daec06]	76	/*
	77	* Functions
	78	*/
[d3cbd17]	79
[f06e3ac]	80	static void skype_init( account_t *acc )
	81	{
	82	set_t *s;
	83
	84	s = set_add( &acc->set, "port", SKYPE_PORT_DEFAULT, set_eval_int, acc );
	85	s->flags \|= ACC_SET_OFFLINE_ONLY;
	86
	87	s = set_add( &acc->set, "server", NULL, set_eval_account, acc );
	88	s->flags \|= ACC_SET_NOSAVE \| ACC_SET_OFFLINE_ONLY;
	89	}
	90
	91	int skype_write( struct im_connection ic, char buf, int len )
	92	{
	93	struct skype_data *sd = ic->proto_data;
[1fb89e3]	94	struct pollfd pfd[1];
	95
	96	pfd[0].fd = sd->fd;
	97	pfd[0].events = POLLOUT;
[f06e3ac]	98
[7daec06]	99	/* This poll is necessary or we'll get a SIGPIPE when we write() to
	100	* sd->fd. */
[1fb89e3]	101	poll(pfd, 1, 1000);
	102	if(pfd[0].revents & POLLHUP)
	103	{
	104	imcb_error( ic, "Could not connect to server" );
	105	imc_logout( ic, TRUE );
	106	return FALSE;
	107	}
[9fd4241]	108	write( sd->fd, buf, len );
[f06e3ac]	109
[9fd4241]	110	return TRUE;
[f06e3ac]	111	}
	112
[d3cbd17]	113	static void skype_buddy_ask_yes( gpointer w, struct skype_buddy_ask_data *bla )
	114	{
	115	char *buf = g_strdup_printf("SET USER %s ISAUTHORIZED TRUE", bla->handle);
	116	skype_write( bla->ic, buf, strlen( buf ) );
	117	g_free(buf);
	118	g_free(bla->handle);
	119	g_free(bla);
	120	}
	121
	122	static void skype_buddy_ask_no( gpointer w, struct skype_buddy_ask_data *bla )
	123	{
	124	char *buf = g_strdup_printf("SET USER %s ISAUTHORIZED FALSE", bla->handle);
	125	skype_write( bla->ic, buf, strlen( buf ) );
	126	g_free(buf);
	127	g_free(bla->handle);
	128	g_free(bla);
	129	}
	130
	131	void skype_buddy_ask( struct im_connection ic, char handle, char *message)
	132	{
	133	struct skype_buddy_ask_data *bla = g_new0( struct skype_buddy_ask_data, 1 );
	134	char *buf;
	135
	136	bla->ic = ic;
	137	bla->handle = g_strdup(handle);
	138
	139	buf = g_strdup_printf( "The user %s wants to add you to his/her buddy list, saying: '%s'.", handle, message);
	140	imcb_ask( ic, buf, bla, skype_buddy_ask_yes, skype_buddy_ask_no );
	141	g_free( buf );
	142	}
	143
[1323e36]	144	static gboolean skype_read_callback( gpointer data, gint fd, b_input_condition cond )
	145	{
	146	struct im_connection *ic = data;
	147	struct skype_data *sd = ic->proto_data;
	148	char buf[1024];
	149	int st;
[9fd4241]	150	char lines, lineptr, line, ptr;
[1323e36]	151
[98bca36]	152	if( !sd \|\| sd->fd == -1 )
[1323e36]	153	return FALSE;
[7daec06]	154	/* Read the whole data. */
[1323e36]	155	st = read( sd->fd, buf, sizeof( buf ) );
	156	if( st > 0 )
	157	{
	158	buf[st] = '\0';
[7daec06]	159	/* Then split it up to lines. */
[9fd4241]	160	lines = g_strsplit(buf, "\n", 0);
	161	lineptr = lines;
	162	while((line = *lineptr))
	163	{
	164	if(!strlen(line))
	165	break;
	166	if(!strncmp(line, "USERS ", 6))
	167	{
	168	char **i;
	169	char **nicks;
	170
	171	nicks = g_strsplit(line + 6, ", ", 0);
	172	i = nicks;
	173	while(*i)
	174	{
	175	g_snprintf(buf, 1024, "GET USER %s ONLINESTATUS\n", *i);
	176	skype_write( ic, buf, strlen( buf ) );
	177	i++;
	178	}
	179	g_strfreev(nicks);
	180	}
	181	else if(!strncmp(line, "USER ", 5))
	182	{
[adce2de]	183	int flags = 0;
[be975f8]	184	char *status = strrchr(line, ' ');
	185	char *user = strchr(line, ' ');
[adce2de]	186	status++;
[be975f8]	187	ptr = strchr(++user, ' ');
	188	*ptr = '\0';
[6627d92]	189	ptr++;
[7daec06]	190	if(!strncmp(ptr, "ONLINESTATUS ", 13) &&
	191	strcmp(user, sd->username) != 0
	192	&& strcmp(user, "echo123") != 0)
[a3d6427]	193	{
	194	ptr = g_strdup_printf("%s@skype.com", user);
	195	imcb_add_buddy(ic, ptr, NULL);
	196	if(strcmp(status, "OFFLINE") != 0)
	197	flags \|= OPT_LOGGED_IN;
	198	if(strcmp(status, "ONLINE") != 0 && strcmp(status, "SKYPEME") != 0)
	199	flags \|= OPT_AWAY;
	200	imcb_buddy_status(ic, ptr, flags, NULL, NULL);
	201	g_free(ptr);
	202	}
[d3cbd17]	203	else if(!strncmp(ptr, "RECEIVEDAUTHREQUEST ", 20))
	204	{
	205	char *message = ptr + 20;
	206	if(strlen(message))
	207	skype_buddy_ask(ic, user, message);
	208	}
	209	else if(!strncmp(ptr, "BUDDYSTATUS ", 12))
	210	{
	211	char *st = ptr + 12;
	212	if(!strcmp(st, "3"))
	213	{
	214	char *buf = g_strdup_printf("%s@skype.com", user);
	215	imcb_add_buddy(ic, buf, NULL);
	216	g_free(buf);
	217	}
	218	}
[9fd4241]	219	}
[77c1abe]	220	else if(!strncmp(line, "CHATMESSAGE ", 12))
	221	{
	222	char *id = strchr(line, ' ');
	223	if(++id)
	224	{
	225	char *info = strchr(id, ' ');
	226	*info = '\0';
	227	info++;
	228	if(!strcmp(info, "STATUS RECEIVED"))
	229	{
[7daec06]	230	/* New message ID:
	231	* (1) Request its from field
	232	* (2) Request its body
	233	* (3) Mark it as seen
	234	*/
[77c1abe]	235	g_snprintf(buf, 1024, "GET CHATMESSAGE %s FROM_HANDLE\n", id);
	236	skype_write( ic, buf, strlen( buf ) );
	237	g_snprintf(buf, 1024, "GET CHATMESSAGE %s BODY\n", id);
	238	skype_write( ic, buf, strlen( buf ) );
[62bb4e4]	239	g_snprintf(buf, 1024, "SET CHATMESSAGE %s SEEN\n", id);
	240	skype_write( ic, buf, strlen( buf ) );
[77c1abe]	241	}
	242	else if(!strncmp(info, "FROM_HANDLE ", 12))
	243	{
	244	info += 12;
[7daec06]	245	/* New from field value. Store
	246	* it, then we can later use it
	247	* when we got the message's
	248	* body. */
[77c1abe]	249	sd->handle = g_strdup_printf("%s@skype.com", info);
	250	}
	251	else if(!strncmp(info, "BODY ", 5))
	252	{
	253	info += 5;
[ed2e37f]	254	if(sd->handle)
[7daec06]	255	{
	256	/* New body, we have everything to use imcb_buddy_msg() now! */
[ed2e37f]	257	imcb_buddy_msg(ic, sd->handle, info, 0, 0);
[7daec06]	258	g_free(sd->handle);
	259	sd->handle = NULL;
	260	}
[77c1abe]	261	}
	262	}
	263	}
[9fd4241]	264	lineptr++;
	265	}
	266	g_strfreev(lines);
[1323e36]	267	}
	268	else if( st == 0 \|\| ( st < 0 && !sockerr_again() ) )
	269	{
	270	closesocket( sd->fd );
	271	sd->fd = -1;
	272
	273	imcb_error( ic, "Error while reading from server" );
	274	imc_logout( ic, TRUE );
	275	return FALSE;
	276	}
	277	return TRUE;
	278	}
	279
[f06e3ac]	280	gboolean skype_start_stream( struct im_connection *ic )
	281	{
[1323e36]	282	struct skype_data *sd = ic->proto_data;
[f06e3ac]	283	char *buf;
	284	int st;
	285
[1fb89e3]	286	if(!sd)
	287	return FALSE;
	288
[1323e36]	289	if( sd->r_inpa <= 0 )
	290	sd->r_inpa = b_input_add( sd->fd, GAIM_INPUT_READ, skype_read_callback, ic );
	291
[7daec06]	292	/* This will download all buddies. */
[9fd4241]	293	buf = g_strdup_printf("SEARCH FRIENDS\n");
[f06e3ac]	294	st = skype_write( ic, buf, strlen( buf ) );
	295	g_free(buf);
[348a3a2]	296	buf = g_strdup_printf("SET USERSTATUS ONLINE\n");
	297	skype_write( ic, buf, strlen( buf ) );
	298	g_free(buf);
[f06e3ac]	299	return st;
	300	}
	301
	302	gboolean skype_connected( gpointer data, gint source, b_input_condition cond )
	303	{
	304	struct im_connection *ic = data;
[ed2e37f]	305	imcb_connected(ic);
[f06e3ac]	306	return skype_start_stream(ic);
	307	}
	308
	309	static void skype_login( account_t *acc )
	310	{
	311	struct im_connection *ic = imcb_new( acc );
	312	struct skype_data *sd = g_new0( struct skype_data, 1 );
	313
	314	ic->proto_data = sd;
	315
	316	imcb_log( ic, "Connecting" );
	317	sd->fd = proxy_connect(acc->server, set_getint( &acc->set, "port" ), skype_connected, ic );
[a3d6427]	318	sd->username = g_strdup( acc->user );
[f06e3ac]	319
	320	sd->ic = ic;
	321	}
	322
	323	static void skype_logout( struct im_connection *ic )
	324	{
	325	struct skype_data *sd = ic->proto_data;
[98bca36]	326	char *buf;
	327
	328	buf = g_strdup_printf("SET USERSTATUS OFFLINE\n");
	329	skype_write( ic, buf, strlen( buf ) );
	330	g_free(buf);
	331
[a3d6427]	332	g_free(sd->username);
[f06e3ac]	333	g_free(sd);
[98bca36]	334	ic->proto_data = NULL;
[f06e3ac]	335	}
	336
[93ece66]	337	static int skype_buddy_msg( struct im_connection ic, char who, char *message, int flags )
	338	{
[77c1abe]	339	char buf, ptr, *nick;
[93ece66]	340	int st;
	341
[cbec0d6]	342	nick = g_strdup(who);
[77c1abe]	343	ptr = strchr(nick, '@');
[0bb1b7f]	344	if(ptr)
	345	*ptr = '\0';
[93ece66]	346
[77c1abe]	347	buf = g_strdup_printf("MESSAGE %s %s\n", nick, message);
	348	g_free(nick);
[93ece66]	349	st = skype_write( ic, buf, strlen( buf ) );
	350	g_free(buf);
	351
	352	return st;
	353	}
	354
[23411c6]	355	const struct skype_away_state skype_away_state_by_name( char name )
	356	{
	357	int i;
	358
	359	for( i = 0; skype_away_state_list[i].full_name; i ++ )
	360	if( g_strcasecmp( skype_away_state_list[i].full_name, name ) == 0 )
	361	return( skype_away_state_list + i );
	362
	363	return NULL;
	364	}
	365
[f06e3ac]	366	static void skype_set_away( struct im_connection ic, char state_txt, char *message )
	367	{
[23411c6]	368	const struct skype_away_state *state;
	369	char *buf;
	370
	371	if( strcmp( state_txt, GAIM_AWAY_CUSTOM ) == 0 )
	372	state = skype_away_state_by_name( "Away" );
	373	else
	374	state = skype_away_state_by_name( state_txt );
	375	buf = g_strdup_printf("SET USERSTATUS %s\n", state->code);
	376	skype_write( ic, buf, strlen( buf ) );
	377	g_free(buf);
[f06e3ac]	378	}
	379
	380	static GList skype_away_states( struct im_connection ic )
	381	{
[23411c6]	382	GList *l = NULL;
[adce2de]	383	int i;
	384
[23411c6]	385	for( i = 0; skype_away_state_list[i].full_name; i ++ )
	386	l = g_list_append( l, (void*) skype_away_state_list[i].full_name );
[adce2de]	387
[f06e3ac]	388	return l;
	389	}
	390
	391	static void skype_add_buddy( struct im_connection ic, char who, char *group )
	392	{
[6627d92]	393	char buf, nick, *ptr;
	394
[cbec0d6]	395	nick = g_strdup(who);
[6627d92]	396	ptr = strchr(nick, '@');
	397	if(ptr)
	398	*ptr = '\0';
	399	buf = g_strdup_printf("SET USER %s BUDDYSTATUS 2 Please authorize me\n", nick);
	400	skype_write( ic, buf, strlen( buf ) );
	401	g_free(nick);
[f06e3ac]	402	}
	403
	404	static void skype_remove_buddy( struct im_connection ic, char who, char *group )
	405	{
[6627d92]	406	char buf, nick, *ptr;
	407
[cbec0d6]	408	nick = g_strdup(who);
[6627d92]	409	ptr = strchr(nick, '@');
	410	if(ptr)
	411	*ptr = '\0';
	412	buf = g_strdup_printf("SET USER %s BUDDYSTATUS 1\n", nick);
	413	skype_write( ic, buf, strlen( buf ) );
	414	g_free(nick);
[f06e3ac]	415	}
	416
	417	void init_plugin(void)
	418	{
	419	struct prpl *ret = g_new0( struct prpl, 1 );
	420
	421	ret->name = "skype";
	422	ret->login = skype_login;
	423	ret->init = skype_init;
	424	ret->logout = skype_logout;
[93ece66]	425	ret->buddy_msg = skype_buddy_msg;
[f06e3ac]	426	ret->away_states = skype_away_states;
[7daec06]	427	ret->set_away = skype_set_away;
[f06e3ac]	428	ret->add_buddy = skype_add_buddy;
	429	ret->remove_buddy = skype_remove_buddy;
	430	ret->handle_cmp = g_strcasecmp;
	431	register_protocol( ret );
	432	}

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