X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=modules%2Fmisc%2Faudioscrobbler.c;h=9b18f1d337760d317efd7ec1dbfd04eb8bb8c229;hb=12ade3e3bc975d5426ba4af155b7372c31093b31;hp=fa94cf15aa210bd697f6caebc7b694f735905e85;hpb=80566b685edb6a3a1ce9c973e5db4c5101ee7ec1;p=vlc diff --git a/modules/misc/audioscrobbler.c b/modules/misc/audioscrobbler.c index fa94cf15aa..9b18f1d337 100644 --- a/modules/misc/audioscrobbler.c +++ b/modules/misc/audioscrobbler.c @@ -1,11 +1,11 @@ /***************************************************************************** * audioscrobbler.c : audioscrobbler submission plugin ***************************************************************************** - * Copyright (C) 2006 the VideoLAN team + * Copyright © 2006-2009 the VideoLAN team * $Id$ * - * Authors: Rafaël Carré - * Kenneth Ostby + * Author: Rafaël Carré + * Ilkka Ollakka * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -22,93 +22,110 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA. *****************************************************************************/ -/* audioscrobbler protocol version: 1.1 - * http://audioscrobbler.net/wiki/Protocol1.1 - * */ - +/* audioscrobbler protocol version: 1.2 + * http://www.audioscrobbler.net/development/protocol/ + * + * TODO: "Now Playing" feature (not mandatory) + * Update to new API? http://www.lastfm.fr/api + */ /***************************************************************************** * Preamble *****************************************************************************/ +#if defined( WIN32 ) +#include +#endif -#if defined( WIN32 ) -#include +#ifdef HAVE_CONFIG_H +# include "config.h" #endif -#include +#include +#include #include +#include #include #include -#include #include #include #include -#include #include /***************************************************************************** * Local prototypes *****************************************************************************/ +#define QUEUE_MAX 50 + /* Keeps track of metadata to be submitted */ typedef struct audioscrobbler_song_t { - char *psz_a; /* track artist */ - char *psz_t; /* track title */ - char *psz_b; /* track album */ - int i_l; /* track length */ - char *psz_m; /* musicbrainz id */ - char *psz_i; /* date */ - time_t time_playing; /* date (epoch) */ + char *psz_a; /**< track artist */ + char *psz_t; /**< track title */ + char *psz_b; /**< track album */ + char *psz_n; /**< track number */ + int i_l; /**< track length */ + char *psz_m; /**< musicbrainz id */ + time_t date; /**< date since epoch */ + mtime_t i_start; /**< playing start */ } audioscrobbler_song_t; - -/* Queue to be submitted to server, 10 songs max */ -typedef struct audioscrobbler_queue_t -{ - audioscrobbler_song_t **p_queue; /* contains up to 10 songs */ - int i_songs_nb; /* number of songs */ - void *p_next_queue; /* if queue full, pointer to next */ -} audioscrobbler_queue_t; - struct intf_sys_t { - audioscrobbler_queue_t *p_first_queue; /* 1st queue */ - vlc_mutex_t lock; /* p_sys mutex */ + audioscrobbler_song_t p_queue[QUEUE_MAX]; /**< songs not submitted yet*/ + int i_songs; /**< number of songs */ + + vlc_mutex_t lock; /**< p_sys mutex */ + vlc_cond_t wait; /**< song to submit event */ /* data about audioscrobbler session */ - time_t time_next_exchange; /* when can we send data? */ - char *psz_submit_host; /* where to submit data ? */ - int i_submit_port; /* at which port ? */ - char *psz_submit_file; /* in which file ? */ - char *psz_username; /* last.fm username */ - vlc_bool_t b_handshaked; /* did we handshake ? */ - char *psz_response_md5; /* md5 response to use */ + mtime_t next_exchange; /**< when can we send data */ + unsigned int i_interval; /**< waiting interval (secs)*/ + + /* submission of played songs */ + char *psz_submit_host; /**< where to submit data */ + int i_submit_port; /**< port to which submit */ + char *psz_submit_file; /**< file to which submit */ + + /* submission of playing song */ +#if 0 //NOT USED + char *psz_nowp_host; /**< where to submit data */ + int i_nowp_port; /**< port to which submit */ + char *psz_nowp_file; /**< file to which submit */ +#endif + bool b_handshaked; /**< are we authenticated ? */ + char psz_auth_token[33]; /**< Authentication token */ /* data about song currently playing */ - audioscrobbler_song_t *p_current_song; /* song being played */ - time_t time_pause; /* time when vlc paused */ - time_t time_total_pauses; /* sum of time in pause */ - vlc_bool_t b_queued; /* has it been queud ? */ - vlc_bool_t b_metadata_read; /* did we read metadata ? */ - vlc_bool_t b_paused; /* is vlc paused ? */ - vlc_bool_t b_waiting_meta; /* we need fetched data? */ + audioscrobbler_song_t p_current_song; /**< song being played */ + + mtime_t time_pause; /**< time when vlc paused */ + mtime_t time_total_pauses; /**< total time in pause */ + + bool b_submit; /**< do we have to submit ? */ + + bool b_state_cb; /**< if we registered the + * "state" callback */ + + bool b_meta_read; /**< if we read the song's + * metadata already */ }; -intf_sys_t *p_sys_global; /* to retrieve p_sys in Run() thread */ +static int Open ( vlc_object_t * ); +static void Close ( vlc_object_t * ); +static void Run ( intf_thread_t * ); -static int Open ( vlc_object_t * ); -static void Close ( vlc_object_t * ); -static void Run ( intf_thread_t * ); -static void Main ( intf_thread_t * ); -static int ItemChange ( vlc_object_t *, const char *, vlc_value_t, +static int ItemChange ( vlc_object_t *, const char *, vlc_value_t, vlc_value_t, void * ); -static int PlayingChange( vlc_object_t *, const char *, vlc_value_t, +static int PlayingChange ( vlc_object_t *, const char *, vlc_value_t, vlc_value_t, void * ); -static int AddToQueue ( intf_thread_t *p_this ); -static int Handshake ( intf_thread_t *p_sd ); -static int ReadMetaData ( intf_thread_t *p_this ); -void DeleteQueue ( audioscrobbler_queue_t *p_queue ); + +static void AddToQueue ( intf_thread_t * ); +static int Handshake ( intf_thread_t * ); +static int ReadMetaData ( intf_thread_t * ); +static void DeleteSong ( audioscrobbler_song_t* ); +static int ParseURL ( char *, char **, char **, int * ); +static void HandleInterval ( mtime_t *, unsigned int * ); /***************************************************************************** * Module descriptor @@ -118,9 +135,11 @@ void DeleteQueue ( audioscrobbler_queue_t *p_queue ); #define USERNAME_LONGTEXT N_("The username of your last.fm account") #define PASSWORD_TEXT N_("Password") #define PASSWORD_LONGTEXT N_("The password of your last.fm account") +#define URL_TEXT N_("Scrobbler URL") +#define URL_LONGTEXT N_("The URL set for an alternative scrobbler engine") -/* if something goes wrong, we wait at least one minute before trying again */ -#define DEFAULT_INTERVAL 60 +/* This error value is used when last.fm plugin has to be unloaded. */ +#define VLC_AUDIOSCROBBLER_EFATAL -69 /* last.fm client identifier */ #define CLIENT_NAME PACKAGE @@ -129,103 +148,51 @@ void DeleteQueue ( audioscrobbler_queue_t *p_queue ); /* HTTP POST request : to submit data */ #define POST_REQUEST "POST /%s HTTP/1.1\n" \ "Accept-Encoding: identity\n" \ - "Content-length: %d\n" \ + "Content-length: %u\n" \ "Connection: close\n" \ "Content-type: application/x-www-form-urlencoded\n" \ "Host: %s\n" \ - "User-agent: VLC Media Player/%s\r\n" \ + "User-agent: VLC media player/%s\r\n" \ "\r\n" \ "%s\r\n" \ "\r\n" -/* data to submit */ -#define POST_DATA "&a%%5B%d%%5D=%s&t%%5B%d%%5D=%s&b%%5B%d%%5D=%s" \ - "&m%%5B%d%%5D=%s&l%%5B%d%%5D=%d&i%%5B%d%%5D=%s" -#define HTTPPOST_MAXLEN 2048 - -vlc_module_begin(); - set_category( CAT_INTERFACE ); - set_subcategory( SUBCAT_INTERFACE_CONTROL ); - set_shortname( N_( "Audioscrobbler" ) ); - set_description( N_("Audioscrobbler submission Plugin") ); +vlc_module_begin () + set_category( CAT_INTERFACE ) + set_subcategory( SUBCAT_INTERFACE_CONTROL ) + set_shortname( N_( "Audioscrobbler" ) ) + set_description( N_("Submission of played songs to last.fm") ) add_string( "lastfm-username", "", NULL, - USERNAME_TEXT, USERNAME_LONGTEXT, VLC_FALSE ); + USERNAME_TEXT, USERNAME_LONGTEXT, false ) add_password( "lastfm-password", "", NULL, - PASSWORD_TEXT, PASSWORD_LONGTEXT, VLC_FALSE ); - set_capability( "interface", 0 ); - set_callbacks( Open, Close ); -vlc_module_end(); + PASSWORD_TEXT, PASSWORD_LONGTEXT, false ) + add_string( "scrobbler-url", "post.audioscrobbler.com", NULL, + URL_TEXT, URL_LONGTEXT, false ) + set_capability( "interface", 0 ) + set_callbacks( Open, Close ) +vlc_module_end () /***************************************************************************** * Open: initialize and create stuff *****************************************************************************/ - static int Open( vlc_object_t *p_this ) { - playlist_t *p_playlist; intf_thread_t *p_intf = ( intf_thread_t* ) p_this; - intf_sys_t *p_sys = malloc( sizeof( intf_sys_t ) ); - -#define MEM_ERROR \ - free( p_sys->p_current_song ); \ - free( p_sys->p_first_queue ); \ - free( p_sys->psz_response_md5 ); \ - free( p_sys ); \ - return VLC_ENOMEM; + intf_sys_t *p_sys = calloc( 1, sizeof( intf_sys_t ) ); if( !p_sys ) - { - MEM_ERROR - } + return VLC_ENOMEM; p_intf->p_sys = p_sys; - vlc_mutex_init( p_this, &p_sys->lock ); - - p_sys_global = p_sys; - p_sys->psz_submit_host = NULL; - p_sys->psz_submit_file = NULL; - p_sys->b_handshaked = VLC_FALSE; - p_sys->time_next_exchange = time( NULL ); - p_sys->psz_username = NULL; - p_sys->b_paused = VLC_FALSE; - -#define MALLOC_CHECK( a ) \ - if( !a ) { \ - vlc_mutex_destroy( &p_sys->lock ); \ - MEM_ERROR \ - } - - /* md5 response is 32 chars, + final \0 */ - p_sys->psz_response_md5 = malloc( 33 ); - MALLOC_CHECK( p_sys->psz_response_md5 ) + vlc_mutex_init( &p_sys->lock ); + vlc_cond_init( &p_sys->wait ); - p_sys->p_first_queue = malloc( sizeof( audioscrobbler_queue_t ) ); - MALLOC_CHECK( p_sys->p_first_queue ) - - p_sys->p_current_song = malloc( sizeof( audioscrobbler_song_t ) ); - MALLOC_CHECK( p_sys->p_current_song ) - time( &p_sys->p_current_song->time_playing ); - - /* queues can't contain more than 10 songs */ - p_sys->p_first_queue->p_queue = - malloc( 10 * sizeof( audioscrobbler_song_t ) ); - MALLOC_CHECK( p_sys->p_current_song ) - - p_sys->p_first_queue->i_songs_nb = 0; - p_sys->p_first_queue->p_next_queue = NULL; - - p_playlist = pl_Yield( p_intf ); - PL_LOCK; - var_AddCallback( p_playlist, "playlist-current", ItemChange, p_intf ); - PL_UNLOCK; - pl_Release( p_playlist ); + var_AddCallback( pl_Get( p_intf ), "item-current", ItemChange, p_intf ); p_intf->pf_run = Run; return VLC_SUCCESS; -#undef MEM_ERROR -#undef MALLOC_CHECK } /***************************************************************************** @@ -233,323 +200,251 @@ static int Open( vlc_object_t *p_this ) *****************************************************************************/ static void Close( vlc_object_t *p_this ) { - audioscrobbler_queue_t *p_current_queue, *p_next_queue; - playlist_t *p_playlist; + playlist_t *p_playlist = pl_Get( p_this ); input_thread_t *p_input; intf_thread_t *p_intf = ( intf_thread_t* ) p_this; intf_sys_t *p_sys = p_intf->p_sys; - p_playlist = pl_Yield( p_intf ); - PL_LOCK; - var_DelCallback( p_playlist, "playlist-current", ItemChange, p_intf ); + var_DelCallback( p_playlist, "item-current", ItemChange, p_intf ); - p_input = p_playlist->p_input; + p_input = playlist_CurrentInput( p_playlist ); if ( p_input ) { - vlc_object_yield( p_input ); - var_DelCallback( p_input, "state", PlayingChange, p_intf ); + if( p_sys->b_state_cb ) + var_DelCallback( p_input, "intf-event", PlayingChange, p_intf ); vlc_object_release( p_input ); } - PL_UNLOCK; - pl_Release( p_playlist ); - - vlc_mutex_lock ( &p_sys->lock ); - p_current_queue = p_sys->p_first_queue; - vlc_mutex_unlock ( &p_sys->lock ); - - while( ( p_current_queue->i_songs_nb == 10 ) && - ( p_current_queue->p_next_queue != NULL ) ) - { - p_next_queue = p_current_queue->p_next_queue; - DeleteQueue( p_current_queue ); - free( p_current_queue ); - p_current_queue = p_next_queue; - } - - DeleteQueue( p_current_queue ); - free( p_current_queue ); - - vlc_mutex_lock ( &p_sys->lock ); - free( p_sys->psz_username ); - free( p_sys->p_current_song ); + int i; + for( i = 0; i < p_sys->i_songs; i++ ) + DeleteSong( &p_sys->p_queue[i] ); free( p_sys->psz_submit_host ); free( p_sys->psz_submit_file ); - free( p_sys->psz_response_md5 ); - vlc_mutex_unlock ( &p_sys->lock ); +#if 0 //NOT USED + free( p_sys->psz_nowp_host ); + free( p_sys->psz_nowp_file ); +#endif + vlc_cond_destroy( &p_sys->wait ); vlc_mutex_destroy( &p_sys->lock ); free( p_sys ); } -/**************************************************************************** - * Run : create Main() thread - * **************************************************************************/ -static void Run( intf_thread_t *p_intf ) -{ - if( vlc_thread_create( p_intf, "Audioscrobbler", Main, 0, VLC_TRUE ) ) - msg_Err( p_intf, "failed to create Audioscrobbler thread" ); -} /***************************************************************************** - * Main : call Handshake() then submit songs + * Run : call Handshake() then submit songs *****************************************************************************/ -static void Main( intf_thread_t *p_this ) +static void Run( intf_thread_t *p_intf ) { - char *psz_submit = NULL; - char *psz_submit_song = NULL; + char *psz_submit, *psz_submit_song, *psz_submit_tmp; int i_net_ret; int i_song; - playlist_t *p_playlist; - uint8_t *p_buffer = NULL; - char *p_buffer_pos = NULL; - audioscrobbler_queue_t *p_first_queue; + uint8_t p_buffer[1024]; + char *p_buffer_pos; int i_post_socket; - time_t played_time; + int canc = vlc_savecancel(); - vlc_thread_ready( p_this ); + intf_sys_t *p_sys = p_intf->p_sys; - p_this->p_sys = p_sys_global; - intf_sys_t *p_sys = p_this->p_sys; - - #define MEM_ERROR \ - free( psz_submit ); \ - free( psz_submit_song ); \ - free( p_buffer ); \ - msg_Err( p_this, "Out of memory" ); \ - return; + /* main loop */ + for( ;; ) + { + bool b_wait = false; - psz_submit = malloc( HTTPPOST_MAXLEN ); - psz_submit_song = malloc( HTTPPOST_MAXLEN ); - p_buffer = ( uint8_t* ) malloc( 1024 ); - if( !psz_submit || !psz_submit_song || !p_buffer ) - { - MEM_ERROR - } + vlc_restorecancel( canc ); + vlc_mutex_lock( &p_sys->lock ); + mutex_cleanup_push( &p_sys->lock ); - /* main loop */ - while( !p_this->b_die ) - { - /* verify if there is data to submit - * and if waiting interval is elapsed */ - if ( ( p_sys->p_first_queue->i_songs_nb > 0 ) && - ( time( NULL ) >= p_sys->time_next_exchange ) ) - { - /* handshake if needed */ - if( p_sys->b_handshaked == VLC_FALSE ) - { - msg_Dbg( p_this, "Handshaking with last.fm ..." ); - - switch( Handshake( p_this ) ) - { - case VLC_ENOMEM: - MEM_ERROR - break; - - case VLC_ENOVAR: - /* username not set */ - vlc_mutex_unlock ( &p_sys->lock ); - intf_UserFatal( p_this, VLC_FALSE, - _("Last.fm username not set"), - _("Please set an username or disable " - "audioscrobbler plugin, and then restart VLC.\n" - "Visit https://www.last.fm/join/ to get an account") - ); - free( psz_submit ); - free( psz_submit_song ); - free( p_buffer ); - return; - break; - - case VLC_SUCCESS: - msg_Dbg( p_this, "Handshake successfull :)" ); - vlc_mutex_lock ( &p_sys->lock ); - p_sys->b_handshaked = VLC_TRUE; - vlc_mutex_unlock ( &p_sys->lock ); - break; - - case VLC_EGENERIC: - default: - /* protocol error : we'll try later */ - vlc_mutex_lock ( &p_sys->lock ); - time( &p_sys->time_next_exchange ); - p_sys->time_next_exchange += DEFAULT_INTERVAL; - vlc_mutex_unlock ( &p_sys->lock ); - break; - } - /* handshake is done or failed, lets start from - * beginning to check it out and wait INTERVAL if needed - */ - continue; - } + if( mdate() < p_sys->next_exchange ) + /* wait until we can resubmit, i.e. */ + b_wait = vlc_cond_timedwait( &p_sys->wait, &p_sys->lock, + p_sys->next_exchange ) == 0; + else + /* wait for data to submit */ + /* we are signaled each time there is a song to submit */ + vlc_cond_wait( &p_sys->wait, &p_sys->lock ); + vlc_cleanup_run(); + canc = vlc_savecancel(); - msg_Dbg( p_this, "Going to submit some data..." ); - vlc_mutex_lock ( &p_sys->lock ); + if( b_wait ) + continue; /* holding on until next_exchange */ - snprintf( psz_submit, HTTPPOST_MAXLEN, "u=%s&s=%s", - p_sys->psz_username, p_sys->psz_response_md5 ); + /* handshake if needed */ + if( p_sys->b_handshaked == false ) + { + msg_Dbg( p_intf, "Handshaking with last.fm ..." ); - /* forge the HTTP POST request */ - for (i_song = 0 ; i_song < p_sys->p_first_queue->i_songs_nb ; - i_song++ ) + switch( Handshake( p_intf ) ) { - snprintf( psz_submit_song, HTTPPOST_MAXLEN -1, POST_DATA, - i_song, p_sys->p_first_queue->p_queue[i_song]->psz_a, - i_song, p_sys->p_first_queue->p_queue[i_song]->psz_t, - i_song, p_sys->p_first_queue->p_queue[i_song]->psz_b, - i_song, p_sys->p_first_queue->p_queue[i_song]->psz_m, - i_song, p_sys->p_first_queue->p_queue[i_song]->i_l, - i_song, p_sys->p_first_queue->p_queue[i_song]->psz_i - ); - strncat( psz_submit, psz_submit_song, HTTPPOST_MAXLEN - 1 ); + case VLC_ENOMEM: + return; + + case VLC_ENOVAR: + /* username not set */ + dialog_Fatal( p_intf, + _("Last.fm username not set"), + "%s", _("Please set a username or disable the " + "audioscrobbler plugin, and restart VLC.\n" + "Visit http://www.last.fm/join/ to get an account.") + ); + return; + + case VLC_SUCCESS: + msg_Dbg( p_intf, "Handshake successfull :)" ); + p_sys->b_handshaked = true; + p_sys->i_interval = 0; + p_sys->next_exchange = mdate(); + break; + + case VLC_AUDIOSCROBBLER_EFATAL: + msg_Warn( p_intf, "Exiting..." ); + return; + + case VLC_EGENERIC: + default: + /* protocol error : we'll try later */ + HandleInterval( &p_sys->next_exchange, &p_sys->i_interval ); + break; } + /* if handshake failed let's restart the loop */ + if( p_sys->b_handshaked == false ) + continue; + } - i_post_socket = net_ConnectTCP( p_this, - p_sys->psz_submit_host, p_sys->i_submit_port); + msg_Dbg( p_intf, "Going to submit some data..." ); - if ( i_post_socket == -1 ) - { - /* If connection fails, we assume we must handshake again */ - time( &p_sys->time_next_exchange ); - p_sys->time_next_exchange += DEFAULT_INTERVAL; - p_sys->b_handshaked = VLC_FALSE; - vlc_mutex_unlock( &p_sys->lock ); - continue; - } + /* The session may be invalid if there is a trailing \n */ + char *psz_ln = strrchr( p_sys->psz_auth_token, '\n' ); + if( psz_ln ) + *psz_ln = '\0'; - /* we transmit the data */ - i_net_ret = net_Printf( - VLC_OBJECT(p_this), i_post_socket, NULL, - POST_REQUEST, p_sys->psz_submit_file, - strlen( psz_submit ), p_sys->psz_submit_file, - VERSION, psz_submit - ); + if( !asprintf( &psz_submit, "s=%s", p_sys->psz_auth_token ) ) + { /* Out of memory */ + return; + } - if ( i_net_ret == -1 ) - { - /* If connection fails, we assume we must handshake again */ - time( &p_sys->time_next_exchange ); - p_sys->time_next_exchange += DEFAULT_INTERVAL; - p_sys->b_handshaked = VLC_FALSE; + /* forge the HTTP POST request */ + vlc_mutex_lock( &p_sys->lock ); + audioscrobbler_song_t *p_song; + for( i_song = 0 ; i_song < p_sys->i_songs ; i_song++ ) + { + p_song = &p_sys->p_queue[i_song]; + if( !asprintf( &psz_submit_song, + "&a%%5B%d%%5D=%s" + "&t%%5B%d%%5D=%s" + "&i%%5B%d%%5D=%u" + "&o%%5B%d%%5D=P" + "&r%%5B%d%%5D=" + "&l%%5B%d%%5D=%d" + "&b%%5B%d%%5D=%s" + "&n%%5B%d%%5D=%s" + "&m%%5B%d%%5D=%s", + i_song, p_song->psz_a, + i_song, p_song->psz_t, + i_song, (unsigned)p_song->date, /* HACK: %ju (uintmax_t) unsupported on Windows */ + i_song, + i_song, + i_song, p_song->i_l, + i_song, p_song->psz_b, + i_song, p_song->psz_n, + i_song, p_song->psz_m + ) ) + { /* Out of memory */ vlc_mutex_unlock( &p_sys->lock ); - continue; + return; } - - memset( p_buffer, '\0', 1024 ); - - i_net_ret = net_Read( p_this, i_post_socket, NULL, - p_buffer, 1024, VLC_FALSE ); - if ( i_net_ret <= 0 ) - { - /* if we get no answer, something went wrong : try again */ + psz_submit_tmp = psz_submit; + if( !asprintf( &psz_submit, "%s%s", + psz_submit_tmp, psz_submit_song ) ) + { /* Out of memory */ + free( psz_submit_tmp ); + free( psz_submit_song ); vlc_mutex_unlock( &p_sys->lock ); - continue; + return; } + free( psz_submit_song ); + free( psz_submit_tmp ); + } + vlc_mutex_unlock( &p_sys->lock ); - net_Close( i_post_socket ); + i_post_socket = net_ConnectTCP( p_intf, + p_sys->psz_submit_host, p_sys->i_submit_port ); - /* record interval */ - p_buffer_pos = strstr( ( char * ) p_buffer, "INTERVAL" ); - if ( p_buffer_pos ) - { - time( &p_sys->time_next_exchange ); - p_sys->time_next_exchange += atoi( p_buffer_pos + - strlen( "INTERVAL " ) ); - } + if ( i_post_socket == -1 ) + { + /* If connection fails, we assume we must handshake again */ + HandleInterval( &p_sys->next_exchange, &p_sys->i_interval ); + p_sys->b_handshaked = false; + free( psz_submit ); + continue; + } - p_buffer_pos = strstr( ( char * ) p_buffer, "FAILED" ); - if ( p_buffer_pos ) - { - /* woops, submission failed */ - msg_Dbg( p_this, "%s", p_buffer_pos ); - vlc_mutex_unlock ( &p_sys->lock ); - continue; - } + /* we transmit the data */ + i_net_ret = net_Printf( + p_intf, i_post_socket, NULL, + POST_REQUEST, p_sys->psz_submit_file, + (unsigned)strlen( psz_submit ), p_sys->psz_submit_host, + VERSION, psz_submit + ); - p_buffer_pos = strstr( ( char * ) p_buffer, "BADAUTH" ); - if ( p_buffer_pos ) - { - msg_Dbg( p_this, "Authentification failed, handshaking again" ); - p_sys->b_handshaked = VLC_FALSE; - vlc_mutex_unlock ( &p_sys->lock ); - continue; - } + free( psz_submit ); + if ( i_net_ret == -1 ) + { + /* If connection fails, we assume we must handshake again */ + HandleInterval( &p_sys->next_exchange, &p_sys->i_interval ); + p_sys->b_handshaked = false; + continue; + } - p_buffer_pos = strstr( ( char * ) p_buffer, "OK" ); - if ( p_buffer_pos ) - { - if ( p_sys->p_first_queue->i_songs_nb == 10 ) - { - /* if there are more than one queue, delete the 1st */ - p_first_queue = p_sys->p_first_queue->p_next_queue; - DeleteQueue( p_sys->p_first_queue ); - free( p_sys->p_first_queue ); - p_sys->p_first_queue = p_first_queue; - } - else - { - DeleteQueue( p_sys->p_first_queue ); - p_sys->p_first_queue->i_songs_nb = 0; - } - msg_Dbg( p_this, "Submission successfull!" ); - } - vlc_mutex_unlock ( &p_sys->lock ); - } /* data transmission finished or skipped */ + i_net_ret = net_Read( p_intf, i_post_socket, NULL, + p_buffer, 1023, false ); + if ( i_net_ret <= 0 ) + { + /* if we get no answer, something went wrong : try again */ + continue; + } - msleep( INTF_IDLE_SLEEP ); + net_Close( i_post_socket ); + p_buffer[i_net_ret] = '\0'; - p_playlist = pl_Yield( p_this ); - PL_LOCK; - if( p_playlist->request.i_status == PLAYLIST_STOPPED ) + p_buffer_pos = strstr( ( char * ) p_buffer, "FAILED" ); + if ( p_buffer_pos ) { - /* if we stopped, we won't submit playing song */ - vlc_mutex_lock( &p_sys->lock ); - p_sys->b_queued = VLC_TRUE; - p_sys->b_metadata_read = VLC_TRUE; - vlc_mutex_unlock( &p_sys->lock ); + msg_Warn( p_intf, "%s", p_buffer_pos ); + HandleInterval( &p_sys->next_exchange, &p_sys->i_interval ); + continue; } - PL_UNLOCK; - pl_Release( p_playlist ); - vlc_mutex_lock( &p_sys->lock ); - if( p_sys->b_metadata_read == VLC_FALSE ) + p_buffer_pos = strstr( ( char * ) p_buffer, "BADSESSION" ); + if ( p_buffer_pos ) { - /* we read the metadata of the playing song */ - time( &played_time ); - played_time -= p_sys->p_current_song->time_playing; - played_time -= p_sys->time_total_pauses; - - vlc_mutex_unlock( &p_sys->lock ); + msg_Err( p_intf, "Authentication failed (BADSESSION), are you connected to last.fm with another program ?" ); + p_sys->b_handshaked = false; + HandleInterval( &p_sys->next_exchange, &p_sys->i_interval ); + continue; + } - if( played_time > 20 ) - /* wait at least 20 secondes before reading the meta data - * since the songs must be at least 30s */ - { - if ( ReadMetaData( p_this ) == VLC_ENOMEM ) - { - MEM_ERROR - } - } + p_buffer_pos = strstr( ( char * ) p_buffer, "OK" ); + if ( p_buffer_pos ) + { + int i; + for( i = 0; i < p_sys->i_songs; i++ ) + DeleteSong( &p_sys->p_queue[i] ); + p_sys->i_songs = 0; + p_sys->i_interval = 0; + p_sys->next_exchange = mdate(); + msg_Dbg( p_intf, "Submission successful!" ); } else { - /* we add the playing song into the queue */ - if( ( p_sys->b_queued == VLC_FALSE ) - && ( p_sys->b_paused == VLC_FALSE ) ) - { - vlc_mutex_unlock( &p_sys->lock ); - if( AddToQueue( p_this ) == VLC_ENOMEM ) - { - MEM_ERROR - } - } - else - { - vlc_mutex_unlock( &p_sys->lock ); - } + msg_Err( p_intf, "Authentication failed, handshaking again (%s)", + p_buffer ); + p_sys->b_handshaked = false; + HandleInterval( &p_sys->next_exchange, &p_sys->i_interval ); + continue; } } -#undef MEM_ERROR + vlc_restorecancel( canc ); } /***************************************************************************** @@ -558,31 +453,45 @@ static void Main( intf_thread_t *p_this ) static int PlayingChange( vlc_object_t *p_this, const char *psz_var, vlc_value_t oldval, vlc_value_t newval, void *p_data ) { + VLC_UNUSED( oldval ); + intf_thread_t *p_intf = ( intf_thread_t* ) p_data; intf_sys_t *p_sys = p_intf->p_sys; + input_thread_t *p_input = ( input_thread_t* )p_this; + vlc_value_t state_value; + + VLC_UNUSED( p_this ); VLC_UNUSED( psz_var ); - (void)p_this; (void)psz_var; (void)oldval; + if( newval.i_int != INPUT_EVENT_STATE ) return VLC_SUCCESS; - /* don't bother if song has already been queued */ - if( p_sys->b_queued == VLC_TRUE ) + if( var_CountChoices( p_input, "video-es" ) ) + { + msg_Dbg( p_this, "Not an audio-only input, not submitting"); return VLC_SUCCESS; + } - vlc_mutex_lock( &p_sys->lock ); + state_value.i_int = 0; - if( newval.i_int == PAUSE_S ) + var_Get( p_input, "state", &state_value ); + + + if( p_sys->b_meta_read == false && state_value.i_int >= PLAYING_S ) { - time( &p_sys->time_pause ); - p_sys->b_paused = VLC_TRUE; + ReadMetaData( p_intf ); + return VLC_SUCCESS; } - else if( newval.i_int == PLAYING_S ) + + if( state_value.i_int >= END_S ) + AddToQueue( p_intf ); + else if( state_value.i_int == PAUSE_S ) + p_sys->time_pause = mdate(); + else if( p_sys->time_pause > 0 && state_value.i_int == PLAYING_S ) { - p_sys->time_total_pauses += time( NULL ) - p_sys->time_pause; - p_sys->b_paused = VLC_FALSE; + p_sys->time_total_pauses += ( mdate() - p_sys->time_pause ); + p_sys->time_pause = 0; } - vlc_mutex_unlock( &p_sys->lock ); - return VLC_SUCCESS; } @@ -592,64 +501,48 @@ static int PlayingChange( vlc_object_t *p_this, const char *psz_var, static int ItemChange( vlc_object_t *p_this, const char *psz_var, vlc_value_t oldval, vlc_value_t newval, void *p_data ) { - playlist_t *p_playlist; - input_thread_t *p_input = NULL; - time_t epoch; - struct tm *epoch_tm; - char psz_date[20]; + input_thread_t *p_input; intf_thread_t *p_intf = ( intf_thread_t* ) p_data; intf_sys_t *p_sys = p_intf->p_sys; - (void)p_this; (void)psz_var; (void)oldval; (void)newval; + input_item_t *p_item; - p_playlist = pl_Yield( p_intf ); - PL_LOCK; - p_input = p_playlist->p_input; + VLC_UNUSED( p_this ); VLC_UNUSED( psz_var ); + VLC_UNUSED( oldval ); VLC_UNUSED( newval ); - if( !p_input ) - { - PL_UNLOCK; - pl_Release( p_playlist ); - - vlc_mutex_lock( &p_sys->lock ); + p_sys->b_state_cb = false; + p_sys->b_meta_read = false; + p_sys->b_submit = false; - p_sys->b_queued = VLC_TRUE; - p_sys->b_metadata_read = VLC_TRUE; + p_input = playlist_CurrentInput( pl_Get( p_intf ) ); - vlc_mutex_unlock( &p_sys->lock ); + if( !p_input || p_input->b_dead ) + return VLC_SUCCESS; + p_item = input_GetItem( p_input ); + if( !p_item ) + { + vlc_object_release( p_input ); return VLC_SUCCESS; } - vlc_object_yield( p_input ); - PL_UNLOCK; - pl_Release( p_playlist ); - - var_AddCallback( p_input, "state", PlayingChange, p_intf ); - - vlc_mutex_lock ( &p_sys->lock ); + if( var_CountChoices( p_input, "video-es" ) ) + { + msg_Dbg( p_this, "Not an audio-only input, not submitting"); + vlc_object_release( p_input ); + return VLC_SUCCESS; + } - /* reset pause counter */ p_sys->time_total_pauses = 0; + time( &p_sys->p_current_song.date ); /* to be sent to last.fm */ + p_sys->p_current_song.i_start = mdate(); /* only used locally */ - /* we'll read metadata when it's present */ - p_sys->b_metadata_read = VLC_FALSE; - p_sys->b_waiting_meta = VLC_FALSE; + var_AddCallback( p_input, "intf-event", PlayingChange, p_intf ); + p_sys->b_state_cb = true; - time( &epoch ); - epoch_tm = gmtime( &epoch ); - snprintf( psz_date, 20, "%.4d-%.2d-%.2d %.2d:%.2d:%.2d", - epoch_tm->tm_year+1900, epoch_tm->tm_mon+1, epoch_tm->tm_mday, - epoch_tm->tm_hour, epoch_tm->tm_min, epoch_tm->tm_sec ); - - p_sys->p_current_song->psz_i = encode_URI_component( psz_date ); - p_sys->p_current_song->time_playing = epoch; - - char *psz_name = input_item_GetName( input_GetItem( p_input ) ); - p_sys->b_paused = ( p_input->b_dead || !psz_name ) - ? VLC_TRUE : VLC_FALSE; - free( psz_name ); - - vlc_mutex_unlock( &p_sys->lock ); + if( input_item_IsPreparsed( p_item ) ) + ReadMetaData( p_intf ); + /* if the input item was not preparsed, we'll do it in PlayingChange() + * callback, when "state" == PLAYING_S */ vlc_object_release( p_input ); return VLC_SUCCESS; @@ -658,93 +551,145 @@ static int ItemChange( vlc_object_t *p_this, const char *psz_var, /***************************************************************************** * AddToQueue: Add the played song to the queue to be submitted *****************************************************************************/ -static int AddToQueue ( intf_thread_t *p_this ) +static void AddToQueue ( intf_thread_t *p_this ) { - int i_songs_nb; - time_t played_time; - audioscrobbler_queue_t *p_queue = NULL, - *p_next_queue = NULL; - intf_sys_t *p_sys = p_this->p_sys; + mtime_t played_time; + intf_sys_t *p_sys = p_this->p_sys; - /* wait for the user to listen enough before submitting */ - time ( &played_time ); vlc_mutex_lock( &p_sys->lock ); + if( !p_sys->b_submit ) + goto end; - played_time -= p_sys->p_current_song->time_playing; - played_time -= p_sys->time_total_pauses; + /* wait for the user to listen enough before submitting */ + played_time = mdate() - p_sys->p_current_song.i_start - + p_sys->time_total_pauses; + played_time /= 1000000; /* µs → s */ - #define NO_SUBMISSION \ - p_sys->b_queued = VLC_TRUE; \ - vlc_mutex_unlock( &p_sys->lock ); \ - return VLC_SUCCESS; + /*HACK: it seam that the preparsing sometime fail, + so use the playing time as the song length */ + if( p_sys->p_current_song.i_l == 0 ) + p_sys->p_current_song.i_l = played_time; + + /* Don't send song shorter than 30s */ + if( p_sys->p_current_song.i_l < 30 ) + { + msg_Dbg( p_this, "Song too short (< 30s), not submitting" ); + goto end; + } + /* Send if the user had listen more than 240s OR half the track length */ if( ( played_time < 240 ) && - ( played_time < ( p_sys->p_current_song->i_l / 2 ) ) ) + ( played_time < ( p_sys->p_current_song.i_l / 2 ) ) ) { - //msg_Dbg( p_this, "Song not listened long enough -> waiting" ); - vlc_mutex_unlock( &p_sys->lock ); - return VLC_SUCCESS; + msg_Dbg( p_this, "Song not listened long enough, not submitting" ); + goto end; } - if( p_sys->p_current_song->i_l < 30 ) + /* Check that all meta are present */ + if( !p_sys->p_current_song.psz_a || !*p_sys->p_current_song.psz_a || + !p_sys->p_current_song.psz_t || !*p_sys->p_current_song.psz_t ) { - msg_Dbg( p_this, "Song too short (< 30s) -> not submitting" ); - NO_SUBMISSION + msg_Dbg( p_this, "Missing artist or title, not submitting" ); + goto end; } - if( !*p_sys->p_current_song->psz_a || !*p_sys->p_current_song->psz_t ) + if( p_sys->i_songs >= QUEUE_MAX ) { - msg_Dbg( p_this, "Missing artist or title -> not submitting" ); - NO_SUBMISSION + msg_Warn( p_this, "Submission queue is full, not submitting" ); + goto end; } - msg_Dbg( p_this, "Ok. We'll put it in the queue for submission" ); + msg_Dbg( p_this, "Song will be submitted." ); - /* go to last queue */ - p_queue = p_sys->p_first_queue; - while( ( p_queue->i_songs_nb == 10 ) && ( p_queue->p_next_queue != NULL ) ) - p_queue = p_queue->p_next_queue; +#define QUEUE_COPY( a ) \ + p_sys->p_queue[p_sys->i_songs].a = p_sys->p_current_song.a - i_songs_nb = p_queue->i_songs_nb; +#define QUEUE_COPY_NULL( a ) \ + QUEUE_COPY( a ); \ + p_sys->p_current_song.a = NULL - #define MALLOC_CHECK( a ) \ - if( !a ) { \ - vlc_mutex_unlock( &p_sys->lock ); \ - return VLC_ENOMEM; \ - } + QUEUE_COPY( i_l ); + QUEUE_COPY_NULL( psz_n ); + QUEUE_COPY_NULL( psz_a ); + QUEUE_COPY_NULL( psz_t ); + QUEUE_COPY_NULL( psz_b ); + QUEUE_COPY_NULL( psz_m ); + QUEUE_COPY( date ); +#undef QUEUE_COPY_NULL +#undef QUEUE_COPY + + p_sys->i_songs++; + + /* signal the main loop we have something to submit */ + vlc_cond_signal( &p_sys->wait ); + +end: + DeleteSong( &p_sys->p_current_song ); + p_sys->b_submit = false; + vlc_mutex_unlock( &p_sys->lock ); +} - if( i_songs_nb == 10 ) +/***************************************************************************** + * ParseURL : Split an http:// URL into host, file, and port + * + * Example: "62.216.251.205:80/protocol_1.2" + * will be split into "62.216.251.205", 80, "protocol_1.2" + * + * psz_url will be freed before returning + * *psz_file & *psz_host will be freed before use + * + * Return value: + * VLC_ENOMEM Out Of Memory + * VLC_EGENERIC Invalid url provided + * VLC_SUCCESS Success + *****************************************************************************/ +static int ParseURL( char *psz_url, char **psz_host, char **psz_file, + int *i_port ) +{ + int i_pos; + int i_len = strlen( psz_url ); + bool b_no_port = false; + FREENULL( *psz_host ); + FREENULL( *psz_file ); + + i_pos = strcspn( psz_url, ":" ); + if( i_pos == i_len ) { - p_next_queue = malloc( sizeof( audioscrobbler_queue_t ) ); - MALLOC_CHECK( p_next_queue ); - p_queue->p_next_queue = p_next_queue; - p_queue = p_next_queue; - i_songs_nb = 0; - p_queue->i_songs_nb = i_songs_nb; + *i_port = 80; + i_pos = strcspn( psz_url, "/" ); + b_no_port = true; } - p_queue->p_queue[i_songs_nb] = malloc( sizeof( audioscrobbler_song_t ) ); - MALLOC_CHECK( p_queue->p_queue[i_songs_nb] ); + *psz_host = strndup( psz_url, i_pos ); + if( !*psz_host ) + return VLC_ENOMEM; - #define QUEUE_COPY( a ) \ - p_queue->p_queue[i_songs_nb]->a = p_sys->p_current_song->a + if( !b_no_port ) + { + i_pos++; /* skip the ':' */ + *i_port = atoi( psz_url + i_pos ); + if( *i_port <= 0 ) + { + FREENULL( *psz_host ); + return VLC_EGENERIC; + } - QUEUE_COPY(i_l); - QUEUE_COPY(psz_a); - QUEUE_COPY(psz_t); - QUEUE_COPY(psz_b); - QUEUE_COPY(psz_m); - QUEUE_COPY(psz_i); + i_pos = strcspn( psz_url, "/" ); + } - p_queue->i_songs_nb++; - p_sys->b_queued = VLC_TRUE; + if( i_pos == i_len ) + return VLC_EGENERIC; - vlc_mutex_unlock( &p_sys->lock ); + i_pos++; /* skip the '/' */ + *psz_file = strdup( psz_url + i_pos ); + if( !*psz_file ) + { + FREENULL( *psz_host ); + return VLC_ENOMEM; + } + free( psz_url ); return VLC_SUCCESS; -#undef QUEUE_COPY -#undef MALLOC_CHECK -#undef NO_SUBMISSION } /***************************************************************************** @@ -752,383 +697,336 @@ static int AddToQueue ( intf_thread_t *p_this ) *****************************************************************************/ static int Handshake( intf_thread_t *p_this ) { - char *psz_password = NULL; - struct md5_s *p_struct_md5 = NULL; - char *psz_password_md5 = NULL; - char *ps_challenge_md5 = NULL; + char *psz_username, *psz_password; + char *psz_scrobbler_url; + time_t timestamp; + char psz_timestamp[21]; + + struct md5_s p_struct_md5; + stream_t *p_stream; - char *psz_handshake_url = NULL; - uint8_t *p_buffer = NULL; - char *p_buffer_pos = NULL; - char *psz_url_parser = NULL; - char *psz_buffer_substring; - int i_url_pos, i; + char *psz_handshake_url; + uint8_t p_buffer[1024]; + char *p_buffer_pos; + + int i_ret; + char *psz_url; intf_thread_t *p_intf = ( intf_thread_t* ) p_this; intf_sys_t *p_sys = p_this->p_sys; - vlc_mutex_lock ( &p_sys->lock ); - - #define MEM_ERROR \ - free( p_buffer ); \ - free( p_struct_md5 ); \ - free( ps_challenge_md5 ); \ - vlc_mutex_unlock( &p_sys->lock ); \ + psz_username = var_InheritString( p_this, "lastfm-username" ); + if( !psz_username ) return VLC_ENOMEM; - #define PROTOCOL_ERROR \ - free( p_buffer ); \ - vlc_mutex_unlock( &p_sys->lock ); \ - return VLC_EGENERIC; + psz_password = var_InheritString( p_this, "lastfm-password" ); + if( !psz_password ) + { + free( psz_username ); + return VLC_ENOMEM; + } - #define MALLOC_CHECK( a ) \ - if( !a ) \ - { \ - MEM_ERROR \ - } + /* username or password have not been setup */ + if ( !*psz_username || !*psz_password ) + { + free( psz_username ); + free( psz_password ); + return VLC_ENOVAR; + } - p_sys->psz_username = config_GetPsz(p_this, "lastfm-username"); - MALLOC_CHECK( p_sys->psz_username ) + time( ×tamp ); - /* username has not been setup, ignoring */ - if ( !*p_sys->psz_username ) - return VLC_ENOVAR; + /* generates a md5 hash of the password */ + InitMD5( &p_struct_md5 ); + AddMD5( &p_struct_md5, ( uint8_t* ) psz_password, strlen( psz_password ) ); + EndMD5( &p_struct_md5 ); - psz_handshake_url = malloc( 1024 ); - MALLOC_CHECK( p_sys->psz_username ) + free( psz_password ); - snprintf( psz_handshake_url, 1024, - "http://post.audioscrobbler.com/?hs=true&p=1.1&c=%s&v=%s&u=%s", - CLIENT_NAME, CLIENT_VERSION, p_sys->psz_username ); + char *psz_password_md5 = psz_md5_hash( &p_struct_md5 ); + if( !psz_password_md5 ) + { + free( psz_username ); + return VLC_ENOMEM; + } - /* send the http handshake request */ - p_stream = stream_UrlNew( p_intf, psz_handshake_url); + snprintf( psz_timestamp, sizeof( psz_timestamp ), "%"PRIu64, + (uint64_t)timestamp ); - free( psz_handshake_url ); + /* generates a md5 hash of : + * - md5 hash of the password, plus + * - timestamp in clear text + */ + InitMD5( &p_struct_md5 ); + AddMD5( &p_struct_md5, ( uint8_t* ) psz_password_md5, 32 ); + AddMD5( &p_struct_md5, ( uint8_t* ) psz_timestamp, strlen( psz_timestamp )); + EndMD5( &p_struct_md5 ); + free( psz_password_md5 ); - if( !p_stream ) + char *psz_auth_token = psz_md5_hash( &p_struct_md5 ); + if( !psz_auth_token ) { - vlc_mutex_unlock ( &p_sys->lock ); - return VLC_EGENERIC; + free( psz_username ); + return VLC_ENOMEM; } + strncpy( p_sys->psz_auth_token, psz_auth_token, 33 ); + free( psz_auth_token ); - p_buffer = ( uint8_t* ) calloc( 1, 1024 ); - if ( !p_buffer ) + psz_scrobbler_url = var_InheritString( p_this, "scrobbler-url" ); + if( !psz_scrobbler_url ) { - stream_Delete( p_stream ); - MEM_ERROR + free( psz_username ); + return VLC_ENOMEM; } - /* read answer */ - if ( stream_Read( p_stream, p_buffer, 1024 ) == 0 ) + if( !asprintf( &psz_handshake_url, + "http://%s/?hs=true&p=1.2&c=%s&v=%s&u=%s&t=%s&a=%s", psz_scrobbler_url, + CLIENT_NAME, CLIENT_VERSION, psz_username, psz_timestamp, + p_sys->psz_auth_token ) ) { - stream_Delete( p_stream ); - PROTOCOL_ERROR + free( psz_scrobbler_url ); + free( psz_username ); + return VLC_ENOMEM; } + free( psz_scrobbler_url ); + free( psz_username ); - stream_Delete( p_stream ); + /* send the http handshake request */ + p_stream = stream_UrlNew( p_intf, psz_handshake_url ); + free( psz_handshake_url ); - /* record interval before next submission */ - p_buffer_pos = strstr( ( char* ) p_buffer, "INTERVAL" ); - if ( p_buffer_pos ) + if( !p_stream ) + return VLC_EGENERIC; + + /* read answer */ + i_ret = stream_Read( p_stream, p_buffer, 1023 ); + if( i_ret == 0 ) { - time( &p_sys->time_next_exchange ); - p_sys->time_next_exchange += - atoi( p_buffer_pos + strlen( "INTERVAL " ) ); + stream_Delete( p_stream ); + return VLC_EGENERIC; } + p_buffer[i_ret] = '\0'; + stream_Delete( p_stream ); - p_buffer_pos = strstr( ( char* ) p_buffer, "FAILED" ); + p_buffer_pos = strstr( ( char* ) p_buffer, "FAILED " ); if ( p_buffer_pos ) { /* handshake request failed, sorry */ - msg_Dbg( p_this, "%s", p_buffer_pos ); - PROTOCOL_ERROR + msg_Err( p_this, "last.fm handshake failed: %s", p_buffer_pos + 7 ); + return VLC_EGENERIC; } - p_buffer_pos = strstr( ( char* ) p_buffer, "BADUSER" ); + p_buffer_pos = strstr( ( char* ) p_buffer, "BADAUTH" ); if ( p_buffer_pos ) { - /* username does not exist on the server */ - intf_UserFatal( p_this, VLC_FALSE, _("Bad last.fm Username"), - _("last.fm username is incorrect, please verify your settings") - ); - PROTOCOL_ERROR + /* authentication failed, bad username/password combination */ + dialog_Fatal( p_this, + _("last.fm: Authentication failed"), + "%s", _("last.fm username or password is incorrect. " + "Please verify your settings and relaunch VLC." ) ); + return VLC_AUDIOSCROBBLER_EFATAL; } - p_buffer_pos = strstr( ( char* ) p_buffer, "UPDATE" ); + p_buffer_pos = strstr( ( char* ) p_buffer, "BANNED" ); if ( p_buffer_pos ) { - /* protocol has been updated, time to update the code */ - msg_Dbg( p_intf, "Protocol updated : plugin may be outdated" ); - msg_Dbg( p_intf, "%s", p_buffer_pos ); + /* oops, our version of vlc has been banned by last.fm servers */ + msg_Err( p_intf, "This version of VLC has been banned by last.fm. " + "You should upgrade VLC, or disable the last.fm plugin." ); + return VLC_AUDIOSCROBBLER_EFATAL; } - else - { - p_buffer_pos = strstr( ( char* ) p_buffer, "UPTODATE" ); - if ( !p_buffer_pos ) - { - msg_Dbg( p_intf, "Can't recognize server protocol" ); - PROTOCOL_ERROR - } - } - - psz_buffer_substring = strstr( p_buffer_pos, "\n" ); - if( ( psz_buffer_substring == NULL ) || \ - ( strlen( psz_buffer_substring + 1 ) < 32 ) ) - { - msg_Dbg( p_intf, "Can't recognize server protocol" ); - PROTOCOL_ERROR - } - else + p_buffer_pos = strstr( ( char* ) p_buffer, "BADTIME" ); + if ( p_buffer_pos ) { - ps_challenge_md5 = malloc( 32 ); - MALLOC_CHECK( ps_challenge_md5 ) - memcpy( ps_challenge_md5, psz_buffer_substring + 1, 32 ); + /* The system clock isn't good */ + msg_Err( p_intf, "last.fm handshake failed because your clock is too " + "much shifted. Please correct it, and relaunch VLC." ); + return VLC_AUDIOSCROBBLER_EFATAL; } - p_buffer_pos = ( void* ) strstr( ( char* ) p_buffer, "http://" ); + p_buffer_pos = strstr( ( char* ) p_buffer, "OK" ); + if ( !p_buffer_pos ) + goto proto; - /* free old information */ - free( p_sys->psz_submit_host ); - free( p_sys->psz_submit_file ); - - psz_url_parser = p_buffer_pos + strlen( "http://" ); - i_url_pos = strcspn( psz_url_parser, ":" ); - - p_sys->psz_submit_host = strndup( psz_url_parser, i_url_pos ); - MALLOC_CHECK( p_sys->psz_submit_host ) - - p_sys->i_submit_port = atoi( psz_url_parser + i_url_pos + 1 ); + p_buffer_pos = strstr( p_buffer_pos, "\n" ); + if( !p_buffer_pos || strlen( p_buffer_pos ) < 34 ) + goto proto; + p_buffer_pos++; /* we skip the '\n' */ - psz_url_parser += strcspn( psz_url_parser , "/" ) + 1; - i_url_pos = strcspn( psz_url_parser, "\n" ); - p_sys->psz_submit_file = strndup( psz_url_parser, i_url_pos ); - MALLOC_CHECK( p_sys->psz_submit_file ) - - free(p_buffer); - - p_struct_md5 = malloc( sizeof( struct md5_s ) ); - MALLOC_CHECK( p_struct_md5 ) - - psz_password = config_GetPsz(p_this, "lastfm-password"); - MALLOC_CHECK( psz_password ) - - /* generates a md5 hash of the password */ - InitMD5( p_struct_md5 ); - AddMD5( p_struct_md5, ( uint8_t* ) psz_password, strlen( psz_password ) ); - EndMD5( p_struct_md5 ); + /* save the session ID */ + snprintf( p_sys->psz_auth_token, 33, "%s", p_buffer_pos ); - free( psz_password ); + p_buffer_pos = strstr( p_buffer_pos, "http://" ); + if( !p_buffer_pos || strlen( p_buffer_pos ) == 7 ) + goto proto; - psz_password_md5 = malloc ( 33 ); - MALLOC_CHECK( psz_password_md5 ) + /* We need to read the nowplaying url */ + p_buffer_pos += 7; /* we skip "http://" */ +#if 0 //NOT USED + psz_url = strndup( p_buffer_pos, strcspn( p_buffer_pos, "\n" ) ); + if( !psz_url ) + goto oom; - for ( i = 0; i < 4; i++ ) + switch( ParseURL( psz_url, &p_sys->psz_nowp_host, + &p_sys->psz_nowp_file, &p_sys->i_nowp_port ) ) { - sprintf( &psz_password_md5[8*i], "%02x%02x%02x%02x", - p_struct_md5->p_digest[i] & 0xff, - ( p_struct_md5->p_digest[i] >> 8 ) & 0xff, - ( p_struct_md5->p_digest[i] >> 16 ) & 0xff, - p_struct_md5->p_digest[i] >> 24 - ); + case VLC_ENOMEM: + goto oom; + case VLC_EGENERIC: + goto proto; + case VLC_SUCCESS: + default: + break; } - - /* generates a md5 hash of : - * - md5 hash of the password, plus - * - md5 challenge sent by last.fm server - */ - InitMD5( p_struct_md5 ); - AddMD5( p_struct_md5, ( uint8_t* ) psz_password_md5, 32 ); - AddMD5( p_struct_md5, ( uint8_t* ) ps_challenge_md5, 32 ); - EndMD5( p_struct_md5 ); - - free( ps_challenge_md5 ); - free( psz_password_md5 ); - - for ( i = 0; i < 4; i++ ) +#endif + p_buffer_pos = strstr( p_buffer_pos, "http://" ); + if( !p_buffer_pos || strlen( p_buffer_pos ) == 7 ) + goto proto; + + /* We need to read the submission url */ + p_buffer_pos += 7; /* we skip "http://" */ + psz_url = strndup( p_buffer_pos, strcspn( p_buffer_pos, "\n" ) ); + if( !psz_url ) + goto oom; + + switch( ParseURL( psz_url, &p_sys->psz_submit_host, + &p_sys->psz_submit_file, &p_sys->i_submit_port ) ) { - sprintf( &p_sys->psz_response_md5[8*i], "%02x%02x%02x%02x", - p_struct_md5->p_digest[i] & 0xff, - ( p_struct_md5->p_digest[i] >> 8 ) & 0xff, - ( p_struct_md5->p_digest[i] >> 16 ) & 0xff, - p_struct_md5->p_digest[i] >> 24 - ); + case VLC_ENOMEM: + goto oom; + case VLC_EGENERIC: + goto proto; + case VLC_SUCCESS: + default: + break; } - p_sys->psz_response_md5[32] = '\0'; + return VLC_SUCCESS; - vlc_mutex_unlock ( &p_sys->lock ); +oom: + return VLC_ENOMEM; - return VLC_SUCCESS; -#undef MEM_ERROR -#undef PROTOCOL_ERROR -#undef MALLOC_CHECK +proto: + msg_Err( p_intf, "Handshake: can't recognize server protocol" ); + return VLC_EGENERIC; } /***************************************************************************** - * DeleteQueue : Free all songs from an audioscrobbler_queue_t + * DeleteSong : Delete the char pointers in a song *****************************************************************************/ -void DeleteQueue( audioscrobbler_queue_t *p_queue ) +static void DeleteSong( audioscrobbler_song_t* p_song ) { - int i; - - for( i = 0; i < p_queue->i_songs_nb; i++ ) - { - free( p_queue->p_queue[i]->psz_a ); - free( p_queue->p_queue[i]->psz_b ); - free( p_queue->p_queue[i]->psz_t ); - free( p_queue->p_queue[i]->psz_i ); - free( p_queue->p_queue[i] ); - } + FREENULL( p_song->psz_a ); + FREENULL( p_song->psz_b ); + FREENULL( p_song->psz_t ); + FREENULL( p_song->psz_m ); + FREENULL( p_song->psz_n ); } /***************************************************************************** * ReadMetaData : Read meta data when parsed by vlc - * or wait for fetching if unavailable *****************************************************************************/ static int ReadMetaData( intf_thread_t *p_this ) { - playlist_t *p_playlist; - input_thread_t *p_input = NULL; - vlc_value_t video_val; - - char *psz_title = NULL; - char *psz_artist = NULL; - char *psz_album = NULL; - char *psz_trackid = NULL; - int i_length = -1; - vlc_bool_t b_waiting; - intf_sys_t *p_sys = p_this->p_sys; - int i_status; - - p_playlist = pl_Yield( p_this ); - PL_LOCK; - p_input = p_playlist->p_input; + input_thread_t *p_input; + input_item_t *p_item; + + intf_sys_t *p_sys = p_this->p_sys; + p_input = playlist_CurrentInput( pl_Get( p_this ) ); if( !p_input ) - { - PL_UNLOCK; - pl_Release( p_playlist ); return( VLC_SUCCESS ); - } - - vlc_object_yield( p_input ); - PL_UNLOCK; - pl_Release( p_playlist ); - - var_Change( p_input, "video-es", VLC_VAR_CHOICESCOUNT, &video_val, NULL ); - if( ( video_val.i_int > 0 ) || \ - ( input_GetItem( p_input )->i_type == ITEM_TYPE_NET ) ) - { - msg_Dbg( p_this, "Not an audio only local file -> no submission"); - vlc_object_release( p_input ); - - vlc_mutex_lock( &p_sys->lock ); - p_sys->b_queued = VLC_TRUE; - p_sys->b_metadata_read = VLC_TRUE; - vlc_mutex_unlock( &p_sys->lock ); + p_item = input_GetItem( p_input ); + if( !p_item ) return VLC_SUCCESS; - } - - #define FREE_INPUT_AND_CHARS \ - vlc_object_release( p_input ); \ - free( psz_title ); \ - free( psz_artist ); \ - free( psz_album ); \ - free( psz_trackid ); - - #define WAIT_METADATA_FETCHING( a ) \ - if ( b_waiting == VLC_TRUE ) \ - { \ - a = calloc( 1, 1 ); \ - } \ - else \ - { \ - vlc_object_release( p_input ); \ - vlc_mutex_lock( &p_sys->lock ); \ - p_sys->b_waiting_meta = VLC_TRUE; \ - vlc_mutex_unlock( &p_sys->lock ); \ - free( psz_artist ); \ - return VLC_SUCCESS; \ - } char *psz_meta; - #define ALLOC_ITEM_META( a, b ) \ - psz_meta = input_item_Get##b( input_GetItem( p_input ) ); \ - if( psz_meta ) \ +#define ALLOC_ITEM_META( a, b ) \ + psz_meta = input_item_Get##b( p_item ); \ + if( psz_meta && *psz_meta ) \ + { \ + a = encode_URI_component( psz_meta ); \ + if( !a ) \ { \ - a = encode_URI_component( psz_meta ); \ - if( !a ) \ - { \ - free( psz_meta ); \ - FREE_INPUT_AND_CHARS \ - return VLC_ENOMEM; \ - } \ + vlc_mutex_unlock( &p_sys->lock ); \ + vlc_object_release( p_input ); \ free( psz_meta ); \ - } - - i_status = input_GetItem(p_input)->p_meta->i_status; + return VLC_ENOMEM; \ + } \ + } vlc_mutex_lock( &p_sys->lock ); - b_waiting = p_sys->b_waiting_meta; - vlc_mutex_unlock( &p_sys->lock ); - if( i_status & ( !b_waiting ? ITEM_PREPARSED : ITEM_META_FETCHED ) ) + p_sys->b_meta_read = true; + + ALLOC_ITEM_META( p_sys->p_current_song.psz_a, Artist ) + else { - ALLOC_ITEM_META( psz_artist, Artist ) - else - { - msg_Dbg( p_this, "No artist.." ); - WAIT_METADATA_FETCHING( psz_artist ) - } - psz_meta = input_item_GetName( input_GetItem( p_input ) ); - if( psz_meta ) - { - psz_title = encode_URI_component( psz_meta ); - if( !psz_title ) - { - free( psz_meta ); - FREE_INPUT_AND_CHARS - return VLC_ENOMEM; - } - free( psz_meta ); - } - else - { - msg_Dbg( p_this, "No track name.." ); - WAIT_METADATA_FETCHING( psz_title ); - } + vlc_mutex_unlock( &p_sys->lock ); + msg_Dbg( p_this, "No artist.." ); + vlc_object_release( p_input ); + free( psz_meta ); + return VLC_EGENERIC; + } + free( psz_meta ); - ALLOC_ITEM_META( psz_album, Album ) - else - psz_album = calloc( 1, 1 ); + ALLOC_ITEM_META( p_sys->p_current_song.psz_t, Title ) + else + { + vlc_mutex_unlock( &p_sys->lock ); + msg_Dbg( p_this, "No track name.." ); + vlc_object_release( p_input ); + free( p_sys->p_current_song.psz_a ); + free( psz_meta ); + return VLC_EGENERIC; + } + free( psz_meta ); - ALLOC_ITEM_META( psz_trackid, TrackID ) - else - psz_trackid = calloc( 1, 1 ); + /* Now we have read the mandatory meta data, so we can submit that info */ + p_sys->b_submit = true; - i_length = input_item_GetDuration( input_GetItem( p_input ) ) / 1000000; + ALLOC_ITEM_META( p_sys->p_current_song.psz_b, Album ) + else + p_sys->p_current_song.psz_b = calloc( 1, 1 ); + free( psz_meta ); - vlc_mutex_lock ( &p_sys->lock ); + ALLOC_ITEM_META( p_sys->p_current_song.psz_m, TrackID ) + else + p_sys->p_current_song.psz_m = calloc( 1, 1 ); + free( psz_meta ); - p_sys->p_current_song->psz_a = strdup( psz_artist ); - p_sys->p_current_song->psz_t = strdup( psz_title ); - p_sys->p_current_song->psz_b = strdup( psz_album ); - p_sys->p_current_song->psz_m = strdup( psz_trackid ); - p_sys->p_current_song->i_l = i_length; - p_sys->b_queued = VLC_FALSE; - p_sys->b_metadata_read = VLC_TRUE; + p_sys->p_current_song.i_l = input_item_GetDuration( p_item ) / 1000000; - vlc_mutex_unlock( &p_sys->lock ); + ALLOC_ITEM_META( p_sys->p_current_song.psz_n, TrackNum ) + else + p_sys->p_current_song.psz_n = calloc( 1, 1 ); + free( psz_meta ); +#undef ALLOC_ITEM_META - msg_Dbg( p_this, "Meta data registered, waiting to be queued" ); - } - - FREE_INPUT_AND_CHARS + msg_Dbg( p_this, "Meta data registered" ); + + vlc_mutex_unlock( &p_sys->lock ); + vlc_object_release( p_input ); return VLC_SUCCESS; -#undef FREE_INPUT_AND_CHARS -#undef ALLOC_ITEM_META -#undef WAIT_METADATA_FETCHING + } + +static void HandleInterval( mtime_t *next, unsigned int *i_interval ) +{ + if( *i_interval == 0 ) + { + /* first interval is 1 minute */ + *i_interval = 1; + } + else + { + /* else we double the previous interval, up to 120 minutes */ + *i_interval <<= 1; + if( *i_interval > 120 ) + *i_interval = 120; + } + *next = mdate() + ( *i_interval * 1000000 * 60 ); +} +