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Commit 052ce0ee authored by Rafaël Carré's avatar Rafaël Carré
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audioscrobbler: reorder functions to remove declarations

parent b357472a
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Showing with 394 additions and 405 deletions
modules/misc/audioscrobbler.c
View file @ 052ce0ee
...@@ -115,18 +115,6 @@ static int Open ( vlc_object_t * ); ...@@ -115,18 +115,6 @@ static int Open ( vlc_object_t * );
static void Close ( vlc_object_t * ); static void Close ( vlc_object_t * );
static void Run ( intf_thread_t * ); static void Run ( intf_thread_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,
vlc_value_t, void * );
static void AddToQueue ( intf_thread_t * );
static int Handshake ( intf_thread_t * );
static void 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 * Module descriptor
****************************************************************************/ ****************************************************************************/
...@@ -173,287 +161,178 @@ vlc_module_begin () ...@@ -173,287 +161,178 @@ vlc_module_begin ()
vlc_module_end () vlc_module_end ()
/***************************************************************************** /*****************************************************************************
* Open: initialize and create stuff * DeleteSong : Delete the char pointers in a song
*****************************************************************************/ *****************************************************************************/
static int Open( vlc_object_t *p_this ) static void DeleteSong( audioscrobbler_song_t* p_song )
{ {
intf_thread_t *p_intf = ( intf_thread_t* ) p_this; FREENULL( p_song->psz_a );
intf_sys_t *p_sys = calloc( 1, sizeof( intf_sys_t ) ); FREENULL( p_song->psz_b );
FREENULL( p_song->psz_t );
FREENULL( p_song->psz_m );
FREENULL( p_song->psz_n );
}
if( !p_sys ) /*****************************************************************************
return VLC_ENOMEM; * ReadMetaData : Read meta data when parsed by vlc
*****************************************************************************/
static void ReadMetaData( intf_thread_t *p_this )
{
input_thread_t *p_input;
input_item_t *p_item;
p_intf->p_sys = p_sys; intf_sys_t *p_sys = p_this->p_sys;
vlc_mutex_init( &p_sys->lock ); p_input = playlist_CurrentInput( pl_Get( p_this ) );
vlc_cond_init( &p_sys->wait ); if( !p_input )
return;
var_AddCallback( pl_Get( p_intf ), "item-current", ItemChange, p_intf ); p_item = input_GetItem( p_input );
if( !p_item )
{
vlc_object_release( p_input );
return;
}
p_intf->pf_run = Run; #define ALLOC_ITEM_META( a, b ) do { \
char *psz_meta = input_item_Get##b( p_item ); \
if( psz_meta && *psz_meta ) \
a = encode_URI_component( psz_meta ); \
free( psz_meta ); \
} while(0)
return VLC_SUCCESS; vlc_mutex_lock( &p_sys->lock );
}
/***************************************************************************** p_sys->b_meta_read = true;
* Close: destroy interface stuff
*****************************************************************************/
static void Close( vlc_object_t *p_this )
{
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;
var_DelCallback( p_playlist, "item-current", ItemChange, p_intf ); ALLOC_ITEM_META( p_sys->p_current_song.psz_a, Artist );
if( !p_sys->p_current_song.psz_a )
{
msg_Dbg( p_this, "No artist.." );
DeleteSong( &p_sys->p_current_song );
goto end;
}
p_input = playlist_CurrentInput( p_playlist ); ALLOC_ITEM_META( p_sys->p_current_song.psz_t, Title );
if ( p_input ) if( !p_sys->p_current_song.psz_t )
{ {
if( p_sys->b_state_cb ) msg_Dbg( p_this, "No track name.." );
var_DelCallback( p_input, "intf-event", PlayingChange, p_intf ); DeleteSong( &p_sys->p_current_song );
vlc_object_release( p_input ); goto end;
} }
int i; /* Now we have read the mandatory meta data, so we can submit that info */
for( i = 0; i < p_sys->i_songs; i++ ) p_sys->b_submit = true;
DeleteSong( &p_sys->p_queue[i] );
free( p_sys->psz_submit_host ); ALLOC_ITEM_META( p_sys->p_current_song.psz_b, Album );
free( p_sys->psz_submit_file ); if( !p_sys->p_current_song.psz_b )
#if 0 //NOT USED p_sys->p_current_song.psz_b = calloc( 1, 1 );
free( p_sys->psz_nowp_host );
free( p_sys->psz_nowp_file ); ALLOC_ITEM_META( p_sys->p_current_song.psz_m, TrackID );
#endif if( !p_sys->p_current_song.psz_m )
vlc_cond_destroy( &p_sys->wait ); p_sys->p_current_song.psz_m = calloc( 1, 1 );
vlc_mutex_destroy( &p_sys->lock );
free( p_sys ); p_sys->p_current_song.i_l = input_item_GetDuration( p_item ) / 1000000;
}
ALLOC_ITEM_META( p_sys->p_current_song.psz_n, TrackNum );
if( !p_sys->p_current_song.psz_n )
p_sys->p_current_song.psz_n = calloc( 1, 1 );
#undef ALLOC_ITEM_META
msg_Dbg( p_this, "Meta data registered" );
end:
vlc_mutex_unlock( &p_sys->lock );
vlc_object_release( p_input );
}
/***************************************************************************** /*****************************************************************************
* Run : call Handshake() then submit songs * AddToQueue: Add the played song to the queue to be submitted
*****************************************************************************/ *****************************************************************************/
static void Run( intf_thread_t *p_intf ) static void AddToQueue ( intf_thread_t *p_this )
{ {
char *psz_submit, *psz_submit_song, *psz_submit_tmp; mtime_t played_time;
int i_net_ret; intf_sys_t *p_sys = p_this->p_sys;
int i_song;
uint8_t p_buffer[1024];
char *p_buffer_pos;
int i_post_socket;
int canc = vlc_savecancel();
intf_sys_t *p_sys = p_intf->p_sys; vlc_mutex_lock( &p_sys->lock );
if( !p_sys->b_submit )
goto end;
/* main loop */ /* wait for the user to listen enough before submitting */
for( ;; ) played_time = mdate() - p_sys->p_current_song.i_start -
{ p_sys->time_total_pauses;
bool b_wait = false; played_time /= 1000000; /* µs → s */
/*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;
vlc_restorecancel( canc ); /* Don't send song shorter than 30s */
vlc_mutex_lock( &p_sys->lock ); if( p_sys->p_current_song.i_l < 30 )
mutex_cleanup_push( &p_sys->lock ); {
msg_Dbg( p_this, "Song too short (< 30s), not submitting" );
goto end;
}
if( mdate() < p_sys->next_exchange ) /* Send if the user had listen more than 240s OR half the track length */
/* wait until we can resubmit, i.e. */ if( ( played_time < 240 ) &&
b_wait = vlc_cond_timedwait( &p_sys->wait, &p_sys->lock, ( played_time < ( p_sys->p_current_song.i_l / 2 ) ) )
p_sys->next_exchange ) == 0; {
else msg_Dbg( p_this, "Song not listened long enough, not submitting" );
/* wait for data to submit */ goto end;
/* 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();
if( b_wait ) /* Check that all meta are present */
continue; /* holding on until next_exchange */ 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, "Missing artist or title, not submitting" );
goto end;
}
/* handshake if needed */ if( p_sys->i_songs >= QUEUE_MAX )
if( !p_sys->b_handshaked ) {
{ msg_Warn( p_this, "Submission queue is full, not submitting" );
msg_Dbg( p_intf, "Handshaking with last.fm ..." ); goto end;
}
switch( Handshake( p_intf ) ) msg_Dbg( p_this, "Song will be submitted." );
{
case VLC_ENOMEM:
return;
case VLC_ENOVAR: #define QUEUE_COPY( a ) \
/* username not set */ p_sys->p_queue[p_sys->i_songs].a = p_sys->p_current_song.a
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: #define QUEUE_COPY_NULL( a ) \
msg_Dbg( p_intf, "Handshake successfull :)" ); QUEUE_COPY( a ); \
p_sys->b_handshaked = true; p_sys->p_current_song.a = NULL
p_sys->i_interval = 0;
p_sys->next_exchange = mdate();
break;
case VLC_AUDIOSCROBBLER_EFATAL: QUEUE_COPY( i_l );
msg_Warn( p_intf, "Exiting..." ); QUEUE_COPY_NULL( psz_n );
return; 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
case VLC_EGENERIC: p_sys->i_songs++;
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 )
continue;
}
msg_Dbg( p_intf, "Going to submit some data..." ); /* signal the main loop we have something to submit */
vlc_cond_signal( &p_sys->wait );
/* The session may be invalid if there is a trailing \n */ end:
char *psz_ln = strrchr( p_sys->psz_auth_token, '\n' ); DeleteSong( &p_sys->p_current_song );
if( psz_ln ) p_sys->b_submit = false;
*psz_ln = '\0'; vlc_mutex_unlock( &p_sys->lock );
}
if( !asprintf( &psz_submit, "s=%s", p_sys->psz_auth_token ) ) /*****************************************************************************
{ /* Out of memory */ * PlayingChange: Playing status change callback
return; *****************************************************************************/
} static int PlayingChange( vlc_object_t *p_this, const char *psz_var,
vlc_value_t oldval, vlc_value_t newval, void *p_data )
/* forge the HTTP POST request */ {
vlc_mutex_lock( &p_sys->lock ); VLC_UNUSED( oldval );
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 );
return;
}
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 );
return;
}
free( psz_submit_song );
free( psz_submit_tmp );
}
vlc_mutex_unlock( &p_sys->lock );
i_post_socket = net_ConnectTCP( p_intf,
p_sys->psz_submit_host, p_sys->i_submit_port );
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;
}
/* 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
);
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;
}
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;
}
net_Close( i_post_socket );
p_buffer[i_net_ret] = '\0';
p_buffer_pos = strstr( ( char * ) p_buffer, "FAILED" );
if ( p_buffer_pos )
{
msg_Warn( p_intf, "%s", p_buffer_pos );
HandleInterval( &p_sys->next_exchange, &p_sys->i_interval );
continue;
}
p_buffer_pos = strstr( ( char * ) p_buffer, "BADSESSION" );
if ( p_buffer_pos )
{
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;
}
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
{
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;
}
}
vlc_restorecancel( canc );
}
/*****************************************************************************
* PlayingChange: Playing status change callback
*****************************************************************************/
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_thread_t *p_intf = ( intf_thread_t* ) p_data;
intf_sys_t *p_sys = p_intf->p_sys; intf_sys_t *p_sys = p_intf->p_sys;
...@@ -549,86 +428,63 @@ static int ItemChange( vlc_object_t *p_this, const char *psz_var, ...@@ -549,86 +428,63 @@ static int ItemChange( vlc_object_t *p_this, const char *psz_var,
} }
/***************************************************************************** /*****************************************************************************
* AddToQueue: Add the played song to the queue to be submitted * Open: initialize and create stuff
*****************************************************************************/ *****************************************************************************/
static void AddToQueue ( intf_thread_t *p_this ) static int Open( vlc_object_t *p_this )
{ {
mtime_t played_time; intf_thread_t *p_intf = ( intf_thread_t* ) p_this;
intf_sys_t *p_sys = p_this->p_sys; intf_sys_t *p_sys = calloc( 1, sizeof( intf_sys_t ) );
vlc_mutex_lock( &p_sys->lock );
if( !p_sys->b_submit )
goto end;
/* 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 */
/*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( !p_sys )
if( ( played_time < 240 ) && return VLC_ENOMEM;
( played_time < ( p_sys->p_current_song.i_l / 2 ) ) )
{
msg_Dbg( p_this, "Song not listened long enough, not submitting" );
goto end;
}
/* Check that all meta are present */ p_intf->p_sys = p_sys;
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, "Missing artist or title, not submitting" );
goto end;
}
if( p_sys->i_songs >= QUEUE_MAX ) vlc_mutex_init( &p_sys->lock );
{ vlc_cond_init( &p_sys->wait );
msg_Warn( p_this, "Submission queue is full, not submitting" );
goto end;
}
msg_Dbg( p_this, "Song will be submitted." ); var_AddCallback( pl_Get( p_intf ), "item-current", ItemChange, p_intf );
#define QUEUE_COPY( a ) \ p_intf->pf_run = Run;
p_sys->p_queue[p_sys->i_songs].a = p_sys->p_current_song.a
#define QUEUE_COPY_NULL( a ) \ return VLC_SUCCESS;
QUEUE_COPY( a ); \ }
p_sys->p_current_song.a = NULL
QUEUE_COPY( i_l ); /*****************************************************************************
QUEUE_COPY_NULL( psz_n ); * Close: destroy interface stuff
QUEUE_COPY_NULL( psz_a ); *****************************************************************************/
QUEUE_COPY_NULL( psz_t ); static void Close( vlc_object_t *p_this )
QUEUE_COPY_NULL( psz_b ); {
QUEUE_COPY_NULL( psz_m ); playlist_t *p_playlist = pl_Get( p_this );
QUEUE_COPY( date ); input_thread_t *p_input;
#undef QUEUE_COPY_NULL intf_thread_t *p_intf = ( intf_thread_t* ) p_this;
#undef QUEUE_COPY intf_sys_t *p_sys = p_intf->p_sys;
p_sys->i_songs++; var_DelCallback( p_playlist, "item-current", ItemChange, p_intf );
/* signal the main loop we have something to submit */ p_input = playlist_CurrentInput( p_playlist );
vlc_cond_signal( &p_sys->wait ); if ( p_input )
{
if( p_sys->b_state_cb )
var_DelCallback( p_input, "intf-event", PlayingChange, p_intf );
vlc_object_release( p_input );
}
end: int i;
DeleteSong( &p_sys->p_current_song ); for( i = 0; i < p_sys->i_songs; i++ )
p_sys->b_submit = false; DeleteSong( &p_sys->p_queue[i] );
vlc_mutex_unlock( &p_sys->lock ); free( p_sys->psz_submit_host );
free( p_sys->psz_submit_file );
#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 );
} }
/***************************************************************************** /*****************************************************************************
* ParseURL : Split an http:// URL into host, file, and port * ParseURL : Split an http:// URL into host, file, and port
* *
...@@ -912,105 +768,238 @@ proto: ...@@ -912,105 +768,238 @@ proto:
return VLC_EGENERIC; return VLC_EGENERIC;
} }
/*****************************************************************************
* DeleteSong : Delete the char pointers in a song
*****************************************************************************/
static void DeleteSong( audioscrobbler_song_t* p_song )
{
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 );
}
/***************************************************************************** static void HandleInterval( mtime_t *next, unsigned int *i_interval )
* ReadMetaData : Read meta data when parsed by vlc
*****************************************************************************/
static void ReadMetaData( intf_thread_t *p_this )
{ {
input_thread_t *p_input; if( *i_interval == 0 )
input_item_t *p_item; {
/* 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 );
}
intf_sys_t *p_sys = p_this->p_sys; /*****************************************************************************
* Run : call Handshake() then submit songs
*****************************************************************************/
static void Run( intf_thread_t *p_intf )
{
char *psz_submit, *psz_submit_song, *psz_submit_tmp;
int i_net_ret;
int i_song;
uint8_t p_buffer[1024];
char *p_buffer_pos;
int i_post_socket;
int canc = vlc_savecancel();
p_input = playlist_CurrentInput( pl_Get( p_this ) ); intf_sys_t *p_sys = p_intf->p_sys;
if( !p_input )
return;
p_item = input_GetItem( p_input ); /* main loop */
if( !p_item ) for( ;; )
{ {
vlc_object_release( p_input ); bool b_wait = false;
return;
}
#define ALLOC_ITEM_META( a, b ) do { \
char *psz_meta = input_item_Get##b( p_item ); \
if( psz_meta && *psz_meta ) \
a = encode_URI_component( psz_meta ); \
free( psz_meta ); \
} while(0)
vlc_mutex_lock( &p_sys->lock ); vlc_restorecancel( canc );
vlc_mutex_lock( &p_sys->lock );
mutex_cleanup_push( &p_sys->lock );
p_sys->b_meta_read = true; 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();
ALLOC_ITEM_META( p_sys->p_current_song.psz_a, Artist ); if( b_wait )
if( !p_sys->p_current_song.psz_a ) continue; /* holding on until next_exchange */
{
msg_Dbg( p_this, "No artist.." );
DeleteSong( &p_sys->p_current_song );
goto end;
}
ALLOC_ITEM_META( p_sys->p_current_song.psz_t, Title ); /* handshake if needed */
if( !p_sys->p_current_song.psz_t ) if( !p_sys->b_handshaked )
{ {
msg_Dbg( p_this, "No track name.." ); msg_Dbg( p_intf, "Handshaking with last.fm ..." );
DeleteSong( &p_sys->p_current_song );
goto end;
}
/* Now we have read the mandatory meta data, so we can submit that info */ switch( Handshake( p_intf ) )
p_sys->b_submit = true; {
case VLC_ENOMEM:
return;
ALLOC_ITEM_META( p_sys->p_current_song.psz_b, Album ); case VLC_ENOVAR:
if( !p_sys->p_current_song.psz_b ) /* username not set */
p_sys->p_current_song.psz_b = calloc( 1, 1 ); 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;
ALLOC_ITEM_META( p_sys->p_current_song.psz_m, TrackID ); case VLC_SUCCESS:
if( !p_sys->p_current_song.psz_m ) msg_Dbg( p_intf, "Handshake successfull :)" );
p_sys->p_current_song.psz_m = calloc( 1, 1 ); p_sys->b_handshaked = true;
p_sys->i_interval = 0;
p_sys->next_exchange = mdate();
break;
p_sys->p_current_song.i_l = input_item_GetDuration( p_item ) / 1000000; case VLC_AUDIOSCROBBLER_EFATAL:
msg_Warn( p_intf, "Exiting..." );
return;
ALLOC_ITEM_META( p_sys->p_current_song.psz_n, TrackNum ); case VLC_EGENERIC:
if( !p_sys->p_current_song.psz_n ) default:
p_sys->p_current_song.psz_n = calloc( 1, 1 ); /* protocol error : we'll try later */
#undef ALLOC_ITEM_META HandleInterval( &p_sys->next_exchange, &p_sys->i_interval );
break;
}
/* if handshake failed let's restart the loop */
if( !p_sys->b_handshaked )
continue;
}
msg_Dbg( p_this, "Meta data registered" ); msg_Dbg( p_intf, "Going to submit some data..." );
end: /* The session may be invalid if there is a trailing \n */
vlc_mutex_unlock( &p_sys->lock ); char *psz_ln = strrchr( p_sys->psz_auth_token, '\n' );
vlc_object_release( p_input ); if( psz_ln )
} *psz_ln = '\0';
static void HandleInterval( mtime_t *next, unsigned int *i_interval ) if( !asprintf( &psz_submit, "s=%s", p_sys->psz_auth_token ) )
{ { /* Out of memory */
if( *i_interval == 0 ) return;
{ }
/* first interval is 1 minute */
*i_interval = 1; /* forge the HTTP POST request */
} vlc_mutex_lock( &p_sys->lock );
else audioscrobbler_song_t *p_song;
{ for( i_song = 0 ; i_song < p_sys->i_songs ; i_song++ )
/* else we double the previous interval, up to 120 minutes */ {
*i_interval <<= 1; p_song = &p_sys->p_queue[i_song];
if( *i_interval > 120 ) if( !asprintf( &psz_submit_song,
*i_interval = 120; "&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 );
return;
}
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 );
return;
}
free( psz_submit_song );
free( psz_submit_tmp );
}
vlc_mutex_unlock( &p_sys->lock );
i_post_socket = net_ConnectTCP( p_intf,
p_sys->psz_submit_host, p_sys->i_submit_port );
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;
}
/* 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
);
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;
}
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;
}
net_Close( i_post_socket );
p_buffer[i_net_ret] = '\0';
p_buffer_pos = strstr( ( char * ) p_buffer, "FAILED" );
if ( p_buffer_pos )
{
msg_Warn( p_intf, "%s", p_buffer_pos );
HandleInterval( &p_sys->next_exchange, &p_sys->i_interval );
continue;
}
p_buffer_pos = strstr( ( char * ) p_buffer, "BADSESSION" );
if ( p_buffer_pos )
{
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;
}
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
{
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;
}
} }
*next = mdate() + ( *i_interval * 1000000 * 60 ); vlc_restorecancel( canc );
} }
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