1 /*****************************************************************************
2 * audioscrobbler.c : audioscrobbler submission plugin
3 *****************************************************************************
4 * Copyright © 2006-2009 the VideoLAN team
7 * Author: Rafaël Carré <funman at videolanorg>
8 * Ilkka Ollakka <ileoo at videolan org>
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.
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.
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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23 *****************************************************************************/
25 /* audioscrobbler protocol version: 1.2
26 * http://www.audioscrobbler.net/development/protocol/
28 * TODO: "Now Playing" feature (not mandatory)
29 * Update to new API? http://www.lastfm.fr/api
31 /*****************************************************************************
33 *****************************************************************************/
43 #include <vlc_common.h>
44 #include <vlc_plugin.h>
45 #include <vlc_interface.h>
46 #include <vlc_dialog.h>
49 #include <vlc_stream.h>
51 #include <vlc_network.h>
52 #include <vlc_playlist.h>
54 /*****************************************************************************
56 *****************************************************************************/
60 /* Keeps track of metadata to be submitted */
61 typedef struct audioscrobbler_song_t
63 char *psz_a
; /**< track artist */
64 char *psz_t
; /**< track title */
65 char *psz_b
; /**< track album */
66 char *psz_n
; /**< track number */
67 int i_l
; /**< track length */
68 char *psz_m
; /**< musicbrainz id */
69 time_t date
; /**< date since epoch */
70 mtime_t i_start
; /**< playing start */
71 } audioscrobbler_song_t
;
75 audioscrobbler_song_t p_queue
[QUEUE_MAX
]; /**< songs not submitted yet*/
76 int i_songs
; /**< number of songs */
78 vlc_mutex_t lock
; /**< p_sys mutex */
79 vlc_cond_t wait
; /**< song to submit event */
81 /* data about audioscrobbler session */
82 mtime_t next_exchange
; /**< when can we send data */
83 unsigned int i_interval
; /**< waiting interval (secs)*/
85 /* submission of played songs */
86 char *psz_submit_host
; /**< where to submit data */
87 int i_submit_port
; /**< port to which submit */
88 char *psz_submit_file
; /**< file to which submit */
90 /* submission of playing song */
92 char *psz_nowp_host
; /**< where to submit data */
93 int i_nowp_port
; /**< port to which submit */
94 char *psz_nowp_file
; /**< file to which submit */
96 bool b_handshaked
; /**< are we authenticated ? */
97 char psz_auth_token
[33]; /**< Authentication token */
99 /* data about song currently playing */
100 audioscrobbler_song_t p_current_song
; /**< song being played */
102 mtime_t time_pause
; /**< time when vlc paused */
103 mtime_t time_total_pauses
; /**< total time in pause */
105 bool b_submit
; /**< do we have to submit ? */
107 bool b_state_cb
; /**< if we registered the
108 * "state" callback */
110 bool b_meta_read
; /**< if we read the song's
111 * metadata already */
114 static int Open ( vlc_object_t
* );
115 static void Close ( vlc_object_t
* );
116 static void Run ( intf_thread_t
* );
118 static int ItemChange ( vlc_object_t
*, const char *, vlc_value_t
,
119 vlc_value_t
, void * );
120 static int PlayingChange ( vlc_object_t
*, const char *, vlc_value_t
,
121 vlc_value_t
, void * );
123 static void AddToQueue ( intf_thread_t
* );
124 static int Handshake ( intf_thread_t
* );
125 static int ReadMetaData ( intf_thread_t
* );
126 static void DeleteSong ( audioscrobbler_song_t
* );
127 static int ParseURL ( char *, char **, char **, int * );
128 static void HandleInterval ( mtime_t
*, unsigned int * );
130 /*****************************************************************************
132 ****************************************************************************/
134 #define USERNAME_TEXT N_("Username")
135 #define USERNAME_LONGTEXT N_("The username of your last.fm account")
136 #define PASSWORD_TEXT N_("Password")
137 #define PASSWORD_LONGTEXT N_("The password of your last.fm account")
138 #define URL_TEXT N_("Scrobbler URL")
139 #define URL_LONGTEXT N_("The URL set for an alternative scrobbler engine")
141 /* This error value is used when last.fm plugin has to be unloaded. */
142 #define VLC_AUDIOSCROBBLER_EFATAL -69
144 /* last.fm client identifier */
145 #define CLIENT_NAME PACKAGE
146 #define CLIENT_VERSION VERSION
148 /* HTTP POST request : to submit data */
149 #define POST_REQUEST "POST /%s HTTP/1.1\n" \
150 "Accept-Encoding: identity\n" \
151 "Content-length: %u\n" \
152 "Connection: close\n" \
153 "Content-type: application/x-www-form-urlencoded\n" \
155 "User-agent: VLC media player/%s\r\n" \
161 set_category( CAT_INTERFACE
)
162 set_subcategory( SUBCAT_INTERFACE_CONTROL
)
163 set_shortname( N_( "Audioscrobbler" ) )
164 set_description( N_("Submission of played songs to last.fm") )
165 add_string( "lastfm-username", "", NULL
,
166 USERNAME_TEXT
, USERNAME_LONGTEXT
, false )
167 add_password( "lastfm-password", "", NULL
,
168 PASSWORD_TEXT
, PASSWORD_LONGTEXT
, false )
169 add_string( "scrobbler-url", "post.audioscrobbler.com", NULL
,
170 URL_TEXT
, URL_LONGTEXT
, false )
171 set_capability( "interface", 0 )
172 set_callbacks( Open
, Close
)
175 /*****************************************************************************
176 * Open: initialize and create stuff
177 *****************************************************************************/
178 static int Open( vlc_object_t
*p_this
)
180 intf_thread_t
*p_intf
= ( intf_thread_t
* ) p_this
;
181 intf_sys_t
*p_sys
= calloc( 1, sizeof( intf_sys_t
) );
186 p_intf
->p_sys
= p_sys
;
188 vlc_mutex_init( &p_sys
->lock
);
189 vlc_cond_init( &p_sys
->wait
);
191 var_AddCallback( pl_Get( p_intf
), "item-current", ItemChange
, p_intf
);
193 p_intf
->pf_run
= Run
;
198 /*****************************************************************************
199 * Close: destroy interface stuff
200 *****************************************************************************/
201 static void Close( vlc_object_t
*p_this
)
203 playlist_t
*p_playlist
= pl_Get( p_this
);
204 input_thread_t
*p_input
;
205 intf_thread_t
*p_intf
= ( intf_thread_t
* ) p_this
;
206 intf_sys_t
*p_sys
= p_intf
->p_sys
;
208 var_DelCallback( p_playlist
, "item-current", ItemChange
, p_intf
);
210 p_input
= playlist_CurrentInput( p_playlist
);
213 if( p_sys
->b_state_cb
)
214 var_DelCallback( p_input
, "intf-event", PlayingChange
, p_intf
);
215 vlc_object_release( p_input
);
219 for( i
= 0; i
< p_sys
->i_songs
; i
++ )
220 DeleteSong( &p_sys
->p_queue
[i
] );
221 free( p_sys
->psz_submit_host
);
222 free( p_sys
->psz_submit_file
);
224 free( p_sys
->psz_nowp_host
);
225 free( p_sys
->psz_nowp_file
);
227 vlc_cond_destroy( &p_sys
->wait
);
228 vlc_mutex_destroy( &p_sys
->lock
);
233 /*****************************************************************************
234 * Run : call Handshake() then submit songs
235 *****************************************************************************/
236 static void Run( intf_thread_t
*p_intf
)
238 char *psz_submit
, *psz_submit_song
, *psz_submit_tmp
;
241 uint8_t p_buffer
[1024];
244 int canc
= vlc_savecancel();
246 intf_sys_t
*p_sys
= p_intf
->p_sys
;
254 vlc_restorecancel( canc
);
255 vlc_mutex_lock( &p_sys
->lock
);
256 mutex_cleanup_push( &p_sys
->lock
);
258 if( mdate() < p_sys
->next_exchange
)
259 /* wait until we can resubmit, i.e. */
260 b_wait
= vlc_cond_timedwait( &p_sys
->wait
, &p_sys
->lock
,
261 p_sys
->next_exchange
) == 0;
263 /* wait for data to submit */
264 /* we are signaled each time there is a song to submit */
265 vlc_cond_wait( &p_sys
->wait
, &p_sys
->lock
);
267 canc
= vlc_savecancel();
270 continue; /* holding on until next_exchange */
272 /* handshake if needed */
273 if( p_sys
->b_handshaked
== false )
275 msg_Dbg( p_intf
, "Handshaking with last.fm ..." );
277 switch( Handshake( p_intf
) )
283 /* username not set */
284 dialog_Fatal( p_intf
,
285 _("Last.fm username not set"),
286 "%s", _("Please set a username or disable the "
287 "audioscrobbler plugin, and restart VLC.\n"
288 "Visit http://www.last.fm/join/ to get an account.")
293 msg_Dbg( p_intf
, "Handshake successfull :)" );
294 p_sys
->b_handshaked
= true;
295 p_sys
->i_interval
= 0;
296 p_sys
->next_exchange
= mdate();
299 case VLC_AUDIOSCROBBLER_EFATAL
:
300 msg_Warn( p_intf
, "Exiting..." );
305 /* protocol error : we'll try later */
306 HandleInterval( &p_sys
->next_exchange
, &p_sys
->i_interval
);
309 /* if handshake failed let's restart the loop */
310 if( p_sys
->b_handshaked
== false )
314 msg_Dbg( p_intf
, "Going to submit some data..." );
316 /* The session may be invalid if there is a trailing \n */
317 char *psz_ln
= strrchr( p_sys
->psz_auth_token
, '\n' );
321 if( !asprintf( &psz_submit
, "s=%s", p_sys
->psz_auth_token
) )
322 { /* Out of memory */
326 /* forge the HTTP POST request */
327 vlc_mutex_lock( &p_sys
->lock
);
328 audioscrobbler_song_t
*p_song
;
329 for( i_song
= 0 ; i_song
< p_sys
->i_songs
; i_song
++ )
331 p_song
= &p_sys
->p_queue
[i_song
];
332 if( !asprintf( &psz_submit_song
,
342 i_song
, p_song
->psz_a
,
343 i_song
, p_song
->psz_t
,
344 i_song
, (unsigned)p_song
->date
, /* HACK: %ju (uintmax_t) unsupported on Windows */
348 i_song
, p_song
->psz_b
,
349 i_song
, p_song
->psz_n
,
350 i_song
, p_song
->psz_m
352 { /* Out of memory */
353 vlc_mutex_unlock( &p_sys
->lock
);
356 psz_submit_tmp
= psz_submit
;
357 if( !asprintf( &psz_submit
, "%s%s",
358 psz_submit_tmp
, psz_submit_song
) )
359 { /* Out of memory */
360 free( psz_submit_tmp
);
361 free( psz_submit_song
);
362 vlc_mutex_unlock( &p_sys
->lock
);
365 free( psz_submit_song
);
366 free( psz_submit_tmp
);
368 vlc_mutex_unlock( &p_sys
->lock
);
370 i_post_socket
= net_ConnectTCP( p_intf
,
371 p_sys
->psz_submit_host
, p_sys
->i_submit_port
);
373 if ( i_post_socket
== -1 )
375 /* If connection fails, we assume we must handshake again */
376 HandleInterval( &p_sys
->next_exchange
, &p_sys
->i_interval
);
377 p_sys
->b_handshaked
= false;
382 /* we transmit the data */
383 i_net_ret
= net_Printf(
384 p_intf
, i_post_socket
, NULL
,
385 POST_REQUEST
, p_sys
->psz_submit_file
,
386 (unsigned)strlen( psz_submit
), p_sys
->psz_submit_host
,
391 if ( i_net_ret
== -1 )
393 /* If connection fails, we assume we must handshake again */
394 HandleInterval( &p_sys
->next_exchange
, &p_sys
->i_interval
);
395 p_sys
->b_handshaked
= false;
399 i_net_ret
= net_Read( p_intf
, i_post_socket
, NULL
,
400 p_buffer
, 1023, false );
401 if ( i_net_ret
<= 0 )
403 /* if we get no answer, something went wrong : try again */
407 net_Close( i_post_socket
);
408 p_buffer
[i_net_ret
] = '\0';
410 p_buffer_pos
= strstr( ( char * ) p_buffer
, "FAILED" );
413 msg_Warn( p_intf
, "%s", p_buffer_pos
);
414 HandleInterval( &p_sys
->next_exchange
, &p_sys
->i_interval
);
418 p_buffer_pos
= strstr( ( char * ) p_buffer
, "BADSESSION" );
421 msg_Err( p_intf
, "Authentication failed (BADSESSION), are you connected to last.fm with another program ?" );
422 p_sys
->b_handshaked
= false;
423 HandleInterval( &p_sys
->next_exchange
, &p_sys
->i_interval
);
427 p_buffer_pos
= strstr( ( char * ) p_buffer
, "OK" );
431 for( i
= 0; i
< p_sys
->i_songs
; i
++ )
432 DeleteSong( &p_sys
->p_queue
[i
] );
434 p_sys
->i_interval
= 0;
435 p_sys
->next_exchange
= mdate();
436 msg_Dbg( p_intf
, "Submission successful!" );
440 msg_Err( p_intf
, "Authentication failed, handshaking again (%s)",
442 p_sys
->b_handshaked
= false;
443 HandleInterval( &p_sys
->next_exchange
, &p_sys
->i_interval
);
447 vlc_restorecancel( canc
);
450 /*****************************************************************************
451 * PlayingChange: Playing status change callback
452 *****************************************************************************/
453 static int PlayingChange( vlc_object_t
*p_this
, const char *psz_var
,
454 vlc_value_t oldval
, vlc_value_t newval
, void *p_data
)
456 VLC_UNUSED( oldval
);
458 intf_thread_t
*p_intf
= ( intf_thread_t
* ) p_data
;
459 intf_sys_t
*p_sys
= p_intf
->p_sys
;
460 input_thread_t
*p_input
= ( input_thread_t
* )p_this
;
461 vlc_value_t state_value
;
463 VLC_UNUSED( p_this
); VLC_UNUSED( psz_var
);
465 if( newval
.i_int
!= INPUT_EVENT_STATE
) return VLC_SUCCESS
;
467 if( var_CountChoices( p_input
, "video-es" ) )
469 msg_Dbg( p_this
, "Not an audio-only input, not submitting");
473 state_value
.i_int
= 0;
475 var_Get( p_input
, "state", &state_value
);
478 if( p_sys
->b_meta_read
== false && state_value
.i_int
>= PLAYING_S
)
480 ReadMetaData( p_intf
);
485 if( state_value
.i_int
>= END_S
)
486 AddToQueue( p_intf
);
487 else if( state_value
.i_int
== PAUSE_S
)
488 p_sys
->time_pause
= mdate();
489 else if( p_sys
->time_pause
> 0 && state_value
.i_int
== PLAYING_S
)
491 p_sys
->time_total_pauses
+= ( mdate() - p_sys
->time_pause
);
492 p_sys
->time_pause
= 0;
498 /*****************************************************************************
499 * ItemChange: Playlist item change callback
500 *****************************************************************************/
501 static int ItemChange( vlc_object_t
*p_this
, const char *psz_var
,
502 vlc_value_t oldval
, vlc_value_t newval
, void *p_data
)
504 input_thread_t
*p_input
;
505 intf_thread_t
*p_intf
= ( intf_thread_t
* ) p_data
;
506 intf_sys_t
*p_sys
= p_intf
->p_sys
;
507 input_item_t
*p_item
;
509 VLC_UNUSED( p_this
); VLC_UNUSED( psz_var
);
510 VLC_UNUSED( oldval
); VLC_UNUSED( newval
);
512 p_sys
->b_state_cb
= false;
513 p_sys
->b_meta_read
= false;
514 p_sys
->b_submit
= false;
516 p_input
= playlist_CurrentInput( pl_Get( p_intf
) );
518 if( !p_input
|| p_input
->b_dead
)
521 p_item
= input_GetItem( p_input
);
524 vlc_object_release( p_input
);
528 if( var_CountChoices( p_input
, "video-es" ) )
530 msg_Dbg( p_this
, "Not an audio-only input, not submitting");
531 vlc_object_release( p_input
);
535 p_sys
->time_total_pauses
= 0;
536 time( &p_sys
->p_current_song
.date
); /* to be sent to last.fm */
537 p_sys
->p_current_song
.i_start
= mdate(); /* only used locally */
539 var_AddCallback( p_input
, "intf-event", PlayingChange
, p_intf
);
540 p_sys
->b_state_cb
= true;
542 if( input_item_IsPreparsed( p_item
) )
543 ReadMetaData( p_intf
);
544 /* if the input item was not preparsed, we'll do it in PlayingChange()
545 * callback, when "state" == PLAYING_S */
547 vlc_object_release( p_input
);
551 /*****************************************************************************
552 * AddToQueue: Add the played song to the queue to be submitted
553 *****************************************************************************/
554 static void AddToQueue ( intf_thread_t
*p_this
)
557 intf_sys_t
*p_sys
= p_this
->p_sys
;
559 vlc_mutex_lock( &p_sys
->lock
);
560 if( !p_sys
->b_submit
)
563 /* wait for the user to listen enough before submitting */
564 played_time
= mdate() - p_sys
->p_current_song
.i_start
-
565 p_sys
->time_total_pauses
;
566 played_time
/= 1000000; /* µs → s */
568 /*HACK: it seam that the preparsing sometime fail,
569 so use the playing time as the song length */
570 if( p_sys
->p_current_song
.i_l
== 0 )
571 p_sys
->p_current_song
.i_l
= played_time
;
573 /* Don't send song shorter than 30s */
574 if( p_sys
->p_current_song
.i_l
< 30 )
576 msg_Dbg( p_this
, "Song too short (< 30s), not submitting" );
580 /* Send if the user had listen more than 240s OR half the track length */
581 if( ( played_time
< 240 ) &&
582 ( played_time
< ( p_sys
->p_current_song
.i_l
/ 2 ) ) )
584 msg_Dbg( p_this
, "Song not listened long enough, not submitting" );
588 /* Check that all meta are present */
589 if( !p_sys
->p_current_song
.psz_a
|| !*p_sys
->p_current_song
.psz_a
||
590 !p_sys
->p_current_song
.psz_t
|| !*p_sys
->p_current_song
.psz_t
)
592 msg_Dbg( p_this
, "Missing artist or title, not submitting" );
596 if( p_sys
->i_songs
>= QUEUE_MAX
)
598 msg_Warn( p_this
, "Submission queue is full, not submitting" );
602 msg_Dbg( p_this
, "Song will be submitted." );
604 #define QUEUE_COPY( a ) \
605 p_sys->p_queue[p_sys->i_songs].a = p_sys->p_current_song.a
607 #define QUEUE_COPY_NULL( a ) \
609 p_sys->p_current_song.a = NULL
612 QUEUE_COPY_NULL( psz_n
);
613 QUEUE_COPY_NULL( psz_a
);
614 QUEUE_COPY_NULL( psz_t
);
615 QUEUE_COPY_NULL( psz_b
);
616 QUEUE_COPY_NULL( psz_m
);
618 #undef QUEUE_COPY_NULL
623 /* signal the main loop we have something to submit */
624 vlc_cond_signal( &p_sys
->wait
);
627 DeleteSong( &p_sys
->p_current_song
);
628 p_sys
->b_submit
= false;
629 vlc_mutex_unlock( &p_sys
->lock
);
632 /*****************************************************************************
633 * ParseURL : Split an http:// URL into host, file, and port
635 * Example: "62.216.251.205:80/protocol_1.2"
636 * will be split into "62.216.251.205", 80, "protocol_1.2"
638 * psz_url will be freed before returning
639 * *psz_file & *psz_host will be freed before use
642 * VLC_ENOMEM Out Of Memory
643 * VLC_EGENERIC Invalid url provided
644 * VLC_SUCCESS Success
645 *****************************************************************************/
646 static int ParseURL( char *psz_url
, char **psz_host
, char **psz_file
,
650 int i_len
= strlen( psz_url
);
651 bool b_no_port
= false;
652 FREENULL( *psz_host
);
653 FREENULL( *psz_file
);
655 i_pos
= strcspn( psz_url
, ":" );
659 i_pos
= strcspn( psz_url
, "/" );
663 *psz_host
= strndup( psz_url
, i_pos
);
669 i_pos
++; /* skip the ':' */
670 *i_port
= atoi( psz_url
+ i_pos
);
673 FREENULL( *psz_host
);
677 i_pos
= strcspn( psz_url
, "/" );
683 i_pos
++; /* skip the '/' */
684 *psz_file
= strdup( psz_url
+ i_pos
);
687 FREENULL( *psz_host
);
695 /*****************************************************************************
696 * Handshake : Init audioscrobbler connection
697 *****************************************************************************/
698 static int Handshake( intf_thread_t
*p_this
)
700 char *psz_username
, *psz_password
;
701 char *psz_scrobbler_url
;
703 char psz_timestamp
[21];
705 struct md5_s p_struct_md5
;
708 char *psz_handshake_url
;
709 uint8_t p_buffer
[1024];
715 intf_thread_t
*p_intf
= ( intf_thread_t
* ) p_this
;
716 intf_sys_t
*p_sys
= p_this
->p_sys
;
718 psz_username
= var_InheritString( p_this
, "lastfm-username" );
722 psz_password
= var_InheritString( p_this
, "lastfm-password" );
725 free( psz_username
);
729 /* username or password have not been setup */
730 if ( !*psz_username
|| !*psz_password
)
732 free( psz_username
);
733 free( psz_password
);
739 /* generates a md5 hash of the password */
740 InitMD5( &p_struct_md5
);
741 AddMD5( &p_struct_md5
, ( uint8_t* ) psz_password
, strlen( psz_password
) );
742 EndMD5( &p_struct_md5
);
744 free( psz_password
);
746 char *psz_password_md5
= psz_md5_hash( &p_struct_md5
);
747 if( !psz_password_md5
)
749 free( psz_username
);
753 snprintf( psz_timestamp
, sizeof( psz_timestamp
), "%"PRIu64
,
754 (uint64_t)timestamp
);
756 /* generates a md5 hash of :
757 * - md5 hash of the password, plus
758 * - timestamp in clear text
760 InitMD5( &p_struct_md5
);
761 AddMD5( &p_struct_md5
, ( uint8_t* ) psz_password_md5
, 32 );
762 AddMD5( &p_struct_md5
, ( uint8_t* ) psz_timestamp
, strlen( psz_timestamp
));
763 EndMD5( &p_struct_md5
);
764 free( psz_password_md5
);
766 char *psz_auth_token
= psz_md5_hash( &p_struct_md5
);
767 if( !psz_auth_token
)
769 free( psz_username
);
772 strncpy( p_sys
->psz_auth_token
, psz_auth_token
, 33 );
773 free( psz_auth_token
);
775 psz_scrobbler_url
= var_InheritString( p_this
, "scrobbler-url" );
776 if( !psz_scrobbler_url
)
778 free( psz_username
);
782 if( !asprintf( &psz_handshake_url
,
783 "http://%s/?hs=true&p=1.2&c=%s&v=%s&u=%s&t=%s&a=%s", psz_scrobbler_url
,
784 CLIENT_NAME
, CLIENT_VERSION
, psz_username
, psz_timestamp
,
785 p_sys
->psz_auth_token
) )
787 free( psz_scrobbler_url
);
788 free( psz_username
);
791 free( psz_scrobbler_url
);
792 free( psz_username
);
794 /* send the http handshake request */
795 p_stream
= stream_UrlNew( p_intf
, psz_handshake_url
);
796 free( psz_handshake_url
);
802 i_ret
= stream_Read( p_stream
, p_buffer
, 1023 );
805 stream_Delete( p_stream
);
808 p_buffer
[i_ret
] = '\0';
809 stream_Delete( p_stream
);
811 p_buffer_pos
= strstr( ( char* ) p_buffer
, "FAILED " );
814 /* handshake request failed, sorry */
815 msg_Err( p_this
, "last.fm handshake failed: %s", p_buffer_pos
+ 7 );
819 p_buffer_pos
= strstr( ( char* ) p_buffer
, "BADAUTH" );
822 /* authentication failed, bad username/password combination */
823 dialog_Fatal( p_this
,
824 _("last.fm: Authentication failed"),
825 "%s", _("last.fm username or password is incorrect. "
826 "Please verify your settings and relaunch VLC." ) );
827 return VLC_AUDIOSCROBBLER_EFATAL
;
830 p_buffer_pos
= strstr( ( char* ) p_buffer
, "BANNED" );
833 /* oops, our version of vlc has been banned by last.fm servers */
834 msg_Err( p_intf
, "This version of VLC has been banned by last.fm. "
835 "You should upgrade VLC, or disable the last.fm plugin." );
836 return VLC_AUDIOSCROBBLER_EFATAL
;
839 p_buffer_pos
= strstr( ( char* ) p_buffer
, "BADTIME" );
842 /* The system clock isn't good */
843 msg_Err( p_intf
, "last.fm handshake failed because your clock is too "
844 "much shifted. Please correct it, and relaunch VLC." );
845 return VLC_AUDIOSCROBBLER_EFATAL
;
848 p_buffer_pos
= strstr( ( char* ) p_buffer
, "OK" );
852 p_buffer_pos
= strstr( p_buffer_pos
, "\n" );
853 if( !p_buffer_pos
|| strlen( p_buffer_pos
) < 34 )
855 p_buffer_pos
++; /* we skip the '\n' */
857 /* save the session ID */
858 snprintf( p_sys
->psz_auth_token
, 33, "%s", p_buffer_pos
);
860 p_buffer_pos
= strstr( p_buffer_pos
, "http://" );
861 if( !p_buffer_pos
|| strlen( p_buffer_pos
) == 7 )
864 /* We need to read the nowplaying url */
865 p_buffer_pos
+= 7; /* we skip "http://" */
867 psz_url
= strndup( p_buffer_pos
, strcspn( p_buffer_pos
, "\n" ) );
871 switch( ParseURL( psz_url
, &p_sys
->psz_nowp_host
,
872 &p_sys
->psz_nowp_file
, &p_sys
->i_nowp_port
) )
883 p_buffer_pos
= strstr( p_buffer_pos
, "http://" );
884 if( !p_buffer_pos
|| strlen( p_buffer_pos
) == 7 )
887 /* We need to read the submission url */
888 p_buffer_pos
+= 7; /* we skip "http://" */
889 psz_url
= strndup( p_buffer_pos
, strcspn( p_buffer_pos
, "\n" ) );
893 switch( ParseURL( psz_url
, &p_sys
->psz_submit_host
,
894 &p_sys
->psz_submit_file
, &p_sys
->i_submit_port
) )
911 msg_Err( p_intf
, "Handshake: can't recognize server protocol" );
915 /*****************************************************************************
916 * DeleteSong : Delete the char pointers in a song
917 *****************************************************************************/
918 static void DeleteSong( audioscrobbler_song_t
* p_song
)
920 FREENULL( p_song
->psz_a
);
921 FREENULL( p_song
->psz_b
);
922 FREENULL( p_song
->psz_t
);
923 FREENULL( p_song
->psz_m
);
924 FREENULL( p_song
->psz_n
);
927 /*****************************************************************************
928 * ReadMetaData : Read meta data when parsed by vlc
929 *****************************************************************************/
930 static int ReadMetaData( intf_thread_t
*p_this
)
932 input_thread_t
*p_input
;
933 input_item_t
*p_item
;
935 intf_sys_t
*p_sys
= p_this
->p_sys
;
937 p_input
= playlist_CurrentInput( pl_Get( p_this
) );
939 return( VLC_SUCCESS
);
941 p_item
= input_GetItem( p_input
);
946 #define ALLOC_ITEM_META( a, b ) \
947 psz_meta = input_item_Get##b( p_item ); \
948 if( psz_meta && *psz_meta ) \
950 a = encode_URI_component( psz_meta ); \
953 vlc_mutex_unlock( &p_sys->lock ); \
954 vlc_object_release( p_input ); \
960 vlc_mutex_lock( &p_sys
->lock
);
962 p_sys
->b_meta_read
= true;
964 ALLOC_ITEM_META( p_sys
->p_current_song
.psz_a
, Artist
)
967 vlc_mutex_unlock( &p_sys
->lock
);
968 msg_Dbg( p_this
, "No artist.." );
969 vlc_object_release( p_input
);
975 ALLOC_ITEM_META( p_sys
->p_current_song
.psz_t
, Title
)
978 vlc_mutex_unlock( &p_sys
->lock
);
979 msg_Dbg( p_this
, "No track name.." );
980 vlc_object_release( p_input
);
981 free( p_sys
->p_current_song
.psz_a
);
987 /* Now we have read the mandatory meta data, so we can submit that info */
988 p_sys
->b_submit
= true;
990 ALLOC_ITEM_META( p_sys
->p_current_song
.psz_b
, Album
)
992 p_sys
->p_current_song
.psz_b
= calloc( 1, 1 );
995 ALLOC_ITEM_META( p_sys
->p_current_song
.psz_m
, TrackID
)
997 p_sys
->p_current_song
.psz_m
= calloc( 1, 1 );
1000 p_sys
->p_current_song
.i_l
= input_item_GetDuration( p_item
) / 1000000;
1002 ALLOC_ITEM_META( p_sys
->p_current_song
.psz_n
, TrackNum
)
1004 p_sys
->p_current_song
.psz_n
= calloc( 1, 1 );
1006 #undef ALLOC_ITEM_META
1008 msg_Dbg( p_this
, "Meta data registered" );
1010 vlc_mutex_unlock( &p_sys
->lock
);
1011 vlc_object_release( p_input
);
1016 static void HandleInterval( mtime_t
*next
, unsigned int *i_interval
)
1018 if( *i_interval
== 0 )
1020 /* first interval is 1 minute */
1025 /* else we double the previous interval, up to 120 minutes */
1027 if( *i_interval
> 120 )
1030 *next
= mdate() + ( *i_interval
* 1000000 * 60 );