/*****************************************************************************
* ReadMetaData : Read meta data when parsed by vlc
*****************************************************************************/
static void ReadMetaData(intf_thread_t *p_this, input_thread_t *p_input)
{
intf_sys_t *p_sys = p_this->p_sys;
assert(p_input != NULL);
input_item_t *p_item = input_GetItem(p_input);
if (p_item == NULL)
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);
p_sys->b_meta_read = true;
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;
}
ALLOC_ITEM_META(p_sys->p_current_song.psz_t, Title);
if (!p_sys->p_current_song.psz_t)
{
msg_Dbg(p_this, "No track name..");
DeleteSong(&p_sys->p_current_song);
goto end;
}
/* Now we have read the mandatory meta data, so we can submit that info */
p_sys->b_submit = true;
ALLOC_ITEM_META(p_sys->p_current_song.psz_b, Album);
if (!p_sys->p_current_song.psz_b)
p_sys->p_current_song.psz_b = calloc(1, 1);
ALLOC_ITEM_META(p_sys->p_current_song.psz_m, TrackID);
if (!p_sys->p_current_song.psz_m)
p_sys->p_current_song.psz_m = calloc(1, 1);
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);
}
/*****************************************************************************
* ReadMetaData : Read meta data when parsed by vlc
*****************************************************************************/
static void ReadMetaData(intf_thread_t *p_this)
{
intf_sys_t *p_sys = p_this->p_sys;
vlc_player_t *player = vlc_playlist_GetPlayer(p_sys->playlist);
input_item_t *item = vlc_player_GetCurrentMedia(player);
if (item == NULL)
return;
#define ALLOC_ITEM_META(a, b) do { \
char *psz_meta = input_item_Get##b(item); \
if (psz_meta && *psz_meta) \
a = vlc_uri_encode(psz_meta); \
free(psz_meta); \
} while (0)
vlc_mutex_lock(&p_sys->lock);
p_sys->b_meta_read = true;
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;
}
ALLOC_ITEM_META(p_sys->p_current_song.psz_t, Title);
if (!p_sys->p_current_song.psz_t)
{
msg_Dbg(p_this, "No track name..");
DeleteSong(&p_sys->p_current_song);
goto end;
}
/* Now we have read the mandatory meta data, so we can submit that info */
p_sys->b_submit_nowp = true;
ALLOC_ITEM_META(p_sys->p_current_song.psz_b, Album);
ALLOC_ITEM_META(p_sys->p_current_song.psz_m, TrackID);
ALLOC_ITEM_META(p_sys->p_current_song.psz_n, TrackNum);
p_sys->p_current_song.i_l = SEC_FROM_VLC_TICK(input_item_GetDuration(item));
#undef ALLOC_ITEM_META
msg_Dbg(p_this, "Meta data registered");
vlc_cond_signal(&p_sys->wait);
end:
vlc_mutex_unlock(&p_sys->lock);
}
/*****************************************************************************
* Close: destroy interface stuff
*****************************************************************************/
static void Close(vlc_object_t *p_this)
{
intf_thread_t *p_intf = (intf_thread_t*) p_this;
intf_sys_t *p_sys = p_intf->p_sys;
var_DelCallback(pl_Get(p_intf), "activity", ItemChange, p_intf);
vlc_cancel(p_sys->thread);
vlc_join(p_sys->thread, NULL);
input_thread_t *p_input = pl_CurrentInput(p_intf);
if (p_input)
{
if (p_sys->b_state_cb)
var_DelCallback(p_input, "intf-event", PlayingChange, p_intf);
vlc_object_release(p_input);
}
int i;
for (i = 0; i < p_sys->i_songs; i++)
DeleteSong(&p_sys->p_queue[i]);
vlc_UrlClean(&p_sys->p_submit_url);
#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);
}
/*****************************************************************************
* 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 );
p_input = playlist_CurrentInput( p_playlist );
if ( p_input )
{
if( p_sys->b_state_cb )
var_DelCallback( p_input, "intf-event", PlayingChange, p_intf );
vlc_object_release( p_input );
}
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 );
#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 );
}
/*****************************************************************************
* Close: destroy interface stuff
*****************************************************************************/
static void Close(vlc_object_t *p_this)
{
intf_thread_t *p_intf = (intf_thread_t*) p_this;
intf_sys_t *p_sys = p_intf->p_sys;
vlc_cancel(p_sys->thread);
vlc_join(p_sys->thread, NULL);
var_DelCallback(pl_Get(p_intf), "input-current", ItemChange, p_intf);
if (p_sys->p_input != NULL)
{
var_DelCallback(p_sys->p_input, "intf-event", PlayingChange, p_intf);
vlc_object_release(p_sys->p_input);
}
int i;
for (i = 0; i < p_sys->i_songs; i++)
DeleteSong(&p_sys->p_queue[i]);
vlc_UrlClean(&p_sys->p_submit_url);
vlc_UrlClean(&p_sys->p_nowp_url);
vlc_cond_destroy(&p_sys->wait);
vlc_mutex_destroy(&p_sys->lock);
free(p_sys);
}
/*****************************************************************************
* Close: destroy interface stuff
*****************************************************************************/
static void Close(vlc_object_t *p_this)
{
intf_thread_t *p_intf = (intf_thread_t*) p_this;
intf_sys_t *p_sys = p_intf->p_sys;
vlc_playlist_t *playlist = p_sys->playlist;
vlc_cancel(p_sys->thread);
vlc_join(p_sys->thread, NULL);
int i;
for (i = 0; i < p_sys->i_songs; i++)
DeleteSong(&p_sys->p_queue[i]);
vlc_UrlClean(&p_sys->p_submit_url);
vlc_UrlClean(&p_sys->p_nowp_url);
vlc_cond_destroy(&p_sys->wait);
vlc_mutex_destroy(&p_sys->lock);
vlc_playlist_Lock(playlist);
vlc_player_RemoveListener(
vlc_playlist_GetPlayer(playlist), p_sys->player_listener);
vlc_playlist_RemoveListener(playlist, p_sys->playlist_listener);
vlc_playlist_Unlock(playlist);
free(p_sys);
}
/*****************************************************************************
* Run : call Handshake() then submit songs
*****************************************************************************/
static void *Run(void *data)
{
intf_thread_t *p_intf = data;
uint8_t p_buffer[1024];
int canc = vlc_savecancel();
bool b_handshaked = false;
/* data about audioscrobbler session */
mtime_t next_exchange = -1; /**< when can we send data */
unsigned int i_interval = 0; /**< waiting interval (secs)*/
intf_sys_t *p_sys = p_intf->p_sys;
/* main loop */
for (;;)
{
vlc_restorecancel(canc);
vlc_mutex_lock(&p_sys->lock);
mutex_cleanup_push(&p_sys->lock);
do
vlc_cond_wait(&p_sys->wait, &p_sys->lock);
while (mdate() < next_exchange);
vlc_cleanup_run();
canc = vlc_savecancel();
/* handshake if needed */
if (!b_handshaked)
{
msg_Dbg(p_intf, "Handshaking with last.fm ...");
switch(Handshake(p_intf))
{
case VLC_ENOMEM:
goto out;
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."));
goto out;
case VLC_SUCCESS:
msg_Dbg(p_intf, "Handshake successful :)");
b_handshaked = true;
i_interval = 0;
next_exchange = mdate();
break;
case VLC_AUDIOSCROBBLER_EFATAL:
msg_Warn(p_intf, "Exiting...");
goto out;
case VLC_EGENERIC:
default:
/* protocol error : we'll try later */
HandleInterval(&next_exchange, &i_interval);
break;
}
/* if handshake failed let's restart the loop */
if (!b_handshaked)
continue;
}
msg_Dbg(p_intf, "Going to submit some data...");
char *psz_submit;
if (asprintf(&psz_submit, "s=%s", p_sys->psz_auth_token) == -1)
break;
/* forge the HTTP POST request */
vlc_mutex_lock(&p_sys->lock);
audioscrobbler_song_t *p_song;
for (int i_song = 0 ; i_song < p_sys->i_songs ; i_song++)
{
char *psz_submit_song, *psz_submit_tmp;
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
) == -1)
{ /* Out of memory */
vlc_mutex_unlock(&p_sys->lock);
goto out;
}
psz_submit_tmp = psz_submit;
if (asprintf(&psz_submit, "%s%s",
psz_submit_tmp, psz_submit_song) == -1)
{ /* Out of memory */
free(psz_submit_tmp);
free(psz_submit_song);
vlc_mutex_unlock(&p_sys->lock);
goto out;
}
free(psz_submit_song);
free(psz_submit_tmp);
}
vlc_mutex_unlock(&p_sys->lock);
int i_post_socket = net_ConnectTCP(p_intf, p_sys->p_submit_url.psz_host,
p_sys->p_submit_url.i_port);
if (i_post_socket == -1)
{
/* If connection fails, we assume we must handshake again */
HandleInterval(&next_exchange, &i_interval);
b_handshaked = false;
free(psz_submit);
continue;
}
/* we transmit the data */
int i_net_ret = net_Printf(p_intf, i_post_socket, NULL,
"POST %s HTTP/1.1\n"
"Accept-Encoding: identity\n"
"Content-length: %zu\n"
"Connection: close\n"
"Content-type: application/x-www-form-urlencoded\n"
"Host: %s\n"
"User-agent: VLC media player/"VERSION"\r\n"
"\r\n"
"%s\r\n"
"\r\n",
p_sys->p_submit_url.psz_path, strlen(psz_submit),
p_sys->p_submit_url.psz_host, psz_submit
);
free(psz_submit);
if (i_net_ret == -1)
{
/* If connection fails, we assume we must handshake again */
HandleInterval(&next_exchange, &i_interval);
b_handshaked = false;
continue;
}
i_net_ret = net_Read(p_intf, i_post_socket, NULL,
p_buffer, sizeof(p_buffer) - 1, 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';
char *failed = strstr((char *) p_buffer, "FAILED");
if (failed)
{
msg_Warn(p_intf, "%s", failed);
HandleInterval(&next_exchange, &i_interval);
continue;
}
if (strstr((char *) p_buffer, "BADSESSION"))
{
msg_Err(p_intf, "Authentication failed (BADSESSION), are you connected to last.fm with another program ?");
b_handshaked = false;
HandleInterval(&next_exchange, &i_interval);
continue;
}
if (strstr((char *) p_buffer, "OK"))
{
for (int i = 0; i < p_sys->i_songs; i++)
DeleteSong(&p_sys->p_queue[i]);
p_sys->i_songs = 0;
i_interval = 0;
next_exchange = mdate();
msg_Dbg(p_intf, "Submission successful!");
}
else
{
msg_Err(p_intf, "Authentication failed, handshaking again (%s)",
p_buffer);
b_handshaked = false;
HandleInterval(&next_exchange, &i_interval);
}
}
out:
vlc_restorecancel(canc);
return NULL;
}
/*****************************************************************************
* AddToQueue: Add the played song to the queue to be submitted
*****************************************************************************/
static void AddToQueue (intf_thread_t *p_this)
{
mtime_t played_time;
intf_sys_t *p_sys = p_this->p_sys;
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 ((played_time < 240) &&
(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 */
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)
{
msg_Warn(p_this, "Submission queue is full, not submitting");
goto end;
}
msg_Dbg(p_this, "Song will be submitted.");
#define QUEUE_COPY(a) \
p_sys->p_queue[p_sys->i_songs].a = p_sys->p_current_song.a
#define QUEUE_COPY_NULL(a) \
QUEUE_COPY(a); \
p_sys->p_current_song.a = NULL
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);
}
/*****************************************************************************
* 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();
intf_sys_t *p_sys = p_intf->p_sys;
/* main loop */
for( ;; )
{
bool b_wait = false;
vlc_restorecancel( canc );
vlc_mutex_lock( &p_sys->lock );
mutex_cleanup_push( &p_sys->lock );
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();
if( b_wait )
continue; /* holding on until next_exchange */
/* handshake if needed */
if( !p_sys->b_handshaked )
{
msg_Dbg( p_intf, "Handshaking with last.fm ..." );
switch( Handshake( p_intf ) )
{
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 )
continue;
}
msg_Dbg( p_intf, "Going to submit some data..." );
/* 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';
if( !asprintf( &psz_submit, "s=%s", p_sys->psz_auth_token ) )
{ /* Out of memory */
return;
}
/* 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 );
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 );
}
/*****************************************************************************
* Run : call Handshake() then submit songs
*****************************************************************************/
static void *Run(void *data)
{
intf_thread_t *p_intf = data;
uint8_t p_buffer[1024];
int canc = vlc_savecancel();
bool b_handshaked = false;
bool b_nowp_submission_ongoing = false;
/* data about audioscrobbler session */
mtime_t next_exchange = 0; /**< when can we send data */
unsigned int i_interval = 0; /**< waiting interval (secs)*/
intf_sys_t *p_sys = p_intf->p_sys;
/* main loop */
for (;;)
{
vlc_restorecancel(canc);
mwait(next_exchange);
vlc_mutex_lock(&p_sys->lock);
mutex_cleanup_push(&p_sys->lock);
while (p_sys->i_songs == 0 && p_sys->b_submit_nowp == false)
vlc_cond_wait(&p_sys->wait, &p_sys->lock);
vlc_cleanup_pop();
vlc_mutex_unlock(&p_sys->lock);
canc = vlc_savecancel();
/* handshake if needed */
if (!b_handshaked)
{
msg_Dbg(p_intf, "Handshaking with last.fm ...");
switch(Handshake(p_intf))
{
case VLC_ENOMEM:
goto out;
case VLC_ENOVAR:
/* username not set */
vlc_dialog_display_error(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."));
goto out;
case VLC_SUCCESS:
msg_Dbg(p_intf, "Handshake successful :)");
b_handshaked = true;
i_interval = 0;
next_exchange = 0;
break;
case VLC_AUDIOSCROBBLER_EFATAL:
msg_Warn(p_intf, "Exiting...");
goto out;
case VLC_EGENERIC:
default:
/* protocol error : we'll try later */
HandleInterval(&next_exchange, &i_interval);
break;
}
/* if handshake failed let's restart the loop */
if (!b_handshaked)
continue;
}
msg_Dbg(p_intf, "Going to submit some data...");
char *psz_submit;
vlc_url_t *url;
char *psz_submit_song, *psz_submit_tmp;
if (asprintf(&psz_submit, "s=%s", p_sys->psz_auth_token) == -1)
break;
/* forge the HTTP POST request */
vlc_mutex_lock(&p_sys->lock);
if (p_sys->b_submit_nowp)
{
b_nowp_submission_ongoing = true;
url = &p_sys->p_nowp_url;
if (asprintf(&psz_submit_song,
"&a=%s"
"&t=%s"
"&b=%s"
"&l=%d"
"&n=%s"
"&m=%s",
p_sys->p_current_song.psz_a,
p_sys->p_current_song.psz_t,
p_sys->p_current_song.psz_b ? p_sys->p_current_song.psz_b : "",
p_sys->p_current_song.i_l,
p_sys->p_current_song.psz_n ? p_sys->p_current_song.psz_n : "",
p_sys->p_current_song.psz_m ? p_sys->p_current_song.psz_m : ""
) == -1)
{ /* Out of memory */
vlc_mutex_unlock(&p_sys->lock);
goto out;
}
}
else
{
url = &p_sys->p_submit_url;
audioscrobbler_song_t *p_song;
for (int 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 ? p_song->psz_b : "",
i_song, p_song->psz_n ? p_song->psz_n : "",
i_song, p_song->psz_m ? p_song->psz_m : ""
) == -1)
{ /* Out of memory */
vlc_mutex_unlock(&p_sys->lock);
goto out;
}
}
}
psz_submit_tmp = psz_submit;
int print_ret = asprintf(&psz_submit, "%s%s",
psz_submit_tmp, psz_submit_song);
free(psz_submit_tmp);
free(psz_submit_song);
vlc_mutex_unlock(&p_sys->lock);
if (print_ret == -1)
{ /* Out of memory */
goto out;
}
int i_post_socket = net_ConnectTCP(p_intf, url->psz_host,
url->i_port);
if (i_post_socket == -1)
{
/* If connection fails, we assume we must handshake again */
HandleInterval(&next_exchange, &i_interval);
b_handshaked = false;
free(psz_submit);
continue;
}
/* we transmit the data */
int i_net_ret = net_Printf(p_intf, i_post_socket,
"POST %s HTTP/1.1\r\n"
"Host: %s\r\n"
"User-Agent: "PACKAGE_NAME"/"PACKAGE_VERSION"\r\n"
"Connection: close\r\n"
"Accept-Encoding: identity\r\n"
"Content-Type: application/x-www-form-urlencoded\r\n"
"Content-Length: %zu\r\n"
"\r\n"
"%s\r\n"
"\r\n",
url->psz_path, url->psz_host, strlen(psz_submit), psz_submit);
free(psz_submit);
if (i_net_ret == -1)
{
/* If connection fails, we assume we must handshake again */
HandleInterval(&next_exchange, &i_interval);
b_handshaked = false;
net_Close(i_post_socket);
continue;
}
/* FIXME: this might wait forever */
struct pollfd ufd = { .fd = i_post_socket, .events = POLLIN };
while( poll( &ufd, 1, -1 ) == -1 );
/* FIXME: With TCP, you should never assume that a single read will
* return the entire response... */
i_net_ret = recv(i_post_socket, p_buffer, sizeof(p_buffer) - 1, 0);
if (i_net_ret <= 0)
{
/* if we get no answer, something went wrong : try again */
net_Close(i_post_socket);
continue;
}
net_Close(i_post_socket);
p_buffer[i_net_ret] = '\0';
char *failed = strstr((char *) p_buffer, "FAILED");
if (failed)
{
msg_Warn(p_intf, "%s", failed);
HandleInterval(&next_exchange, &i_interval);
continue;
}
if (strstr((char *) p_buffer, "BADSESSION"))
{
msg_Err(p_intf, "Authentication failed (BADSESSION), are you connected to last.fm with another program ?");
b_handshaked = false;
HandleInterval(&next_exchange, &i_interval);
continue;
}
if (strstr((char *) p_buffer, "OK"))
{
if (b_nowp_submission_ongoing)
{
b_nowp_submission_ongoing = false;
p_sys->b_submit_nowp = false;
}
else
{
for (int i = 0; i < p_sys->i_songs; i++)
DeleteSong(&p_sys->p_queue[i]);
p_sys->i_songs = 0;
}
i_interval = 0;
next_exchange = 0;
msg_Dbg(p_intf, "Submission successful!");
}
else
{
msg_Err(p_intf, "Authentication failed, handshaking again (%s)",
p_buffer);
b_handshaked = false;
HandleInterval(&next_exchange, &i_interval);
}
}
out:
vlc_restorecancel(canc);
return NULL;
}
/*****************************************************************************
* Run : call Handshake() then submit songs
*****************************************************************************/
static void *Run(void *data)
{
intf_thread_t *p_intf = data;
uint8_t p_buffer[1024];
int canc = vlc_savecancel();
bool b_handshaked = false;
bool b_nowp_submission_ongoing = false;
/* data about audioscrobbler session */
vlc_tick_t next_exchange = VLC_TICK_INVALID; /**< when can we send data */
unsigned int i_interval = 0; /**< waiting interval (secs)*/
intf_sys_t *p_sys = p_intf->p_sys;
/* main loop */
for (;;)
{
vlc_restorecancel(canc);
if (next_exchange != VLC_TICK_INVALID)
vlc_tick_wait(next_exchange);
vlc_mutex_lock(&p_sys->lock);
mutex_cleanup_push(&p_sys->lock);
while (p_sys->i_songs == 0 && p_sys->b_submit_nowp == false)
vlc_cond_wait(&p_sys->wait, &p_sys->lock);
vlc_cleanup_pop();
vlc_mutex_unlock(&p_sys->lock);
canc = vlc_savecancel();
/* handshake if needed */
if (!b_handshaked)
{
msg_Dbg(p_intf, "Handshaking with last.fm ...");
switch(Handshake(p_intf))
{
case VLC_ENOMEM:
goto out;
case VLC_ENOVAR:
/* username not set */
vlc_dialog_display_error(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."));
goto out;
case VLC_SUCCESS:
msg_Dbg(p_intf, "Handshake successful :)");
b_handshaked = true;
i_interval = 0;
next_exchange = VLC_TICK_INVALID;
break;
case VLC_AUDIOSCROBBLER_EFATAL:
msg_Warn(p_intf, "Exiting...");
goto out;
case VLC_EGENERIC:
default:
/* protocol error : we'll try later */
HandleInterval(&next_exchange, &i_interval);
break;
}
/* if handshake failed let's restart the loop */
if (!b_handshaked)
continue;
}
msg_Dbg(p_intf, "Going to submit some data...");
vlc_url_t *url;
struct vlc_memstream req, payload;
vlc_memstream_open(&payload);
vlc_memstream_printf(&payload, "s=%s", p_sys->psz_auth_token);
/* forge the HTTP POST request */
vlc_mutex_lock(&p_sys->lock);
if (p_sys->b_submit_nowp)
{
audioscrobbler_song_t *p_song = &p_sys->p_current_song;
b_nowp_submission_ongoing = true;
url = &p_sys->p_nowp_url;
vlc_memstream_printf(&payload, "&a=%s", p_song->psz_a);
vlc_memstream_printf(&payload, "&t=%s", p_song->psz_t);
vlc_memstream_puts(&payload, "&b=");
if (p_song->psz_b != NULL)
vlc_memstream_puts(&payload, p_song->psz_b);
vlc_memstream_printf(&payload, "&l=%d", p_song->i_l);
vlc_memstream_puts(&payload, "&n=");
if (p_song->psz_n != NULL)
vlc_memstream_puts(&payload, p_song->psz_n);
vlc_memstream_puts(&payload, "&m=");
if (p_song->psz_m != NULL)
vlc_memstream_puts(&payload, p_song->psz_m);
}
else
{
url = &p_sys->p_submit_url;
for (int i_song = 0 ; i_song < p_sys->i_songs ; i_song++)
{
audioscrobbler_song_t *p_song = &p_sys->p_queue[i_song];
vlc_memstream_printf(&payload, "&a%%5B%d%%5D=%s",
i_song, p_song->psz_a);
vlc_memstream_printf(&payload, "&t%%5B%d%%5D=%s",
i_song, p_song->psz_t);
vlc_memstream_printf(&payload, "&i%%5B%d%%5D=%"PRIu64,
i_song, (uint64_t)p_song->date);
vlc_memstream_printf(&payload, "&o%%5B%d%%5D=P", i_song);
vlc_memstream_printf(&payload, "&r%%5B%d%%5D=", i_song);
vlc_memstream_printf(&payload, "&l%%5B%d%%5D=%d",
i_song, p_song->i_l);
vlc_memstream_printf(&payload, "&b=%%5B%d%%5D=", i_song);
if (p_song->psz_b != NULL)
vlc_memstream_puts(&payload, p_song->psz_b);
vlc_memstream_printf(&payload, "&n=%%5B%d%%5D=", i_song);
if (p_song->psz_n != NULL)
vlc_memstream_puts(&payload, p_song->psz_n);
vlc_memstream_printf(&payload, "&m=%%5B%d%%5D=", i_song);
if (p_song->psz_m != NULL)
vlc_memstream_puts(&payload, p_song->psz_m);
}
}
vlc_mutex_unlock(&p_sys->lock);
if (vlc_memstream_close(&payload))
goto out;
vlc_memstream_open(&req);
vlc_memstream_printf(&req, "POST %s HTTP/1.1\r\n", url->psz_path);
vlc_memstream_printf(&req, "Host: %s\r\n", url->psz_host);
vlc_memstream_puts(&req, "User-Agent:"
" "PACKAGE_NAME"/"PACKAGE_VERSION"\r\n");
vlc_memstream_puts(&req, "Connection: close\r\n");
vlc_memstream_puts(&req, "Accept-Encoding: identity\r\n");
vlc_memstream_puts(&req, "Content-Type:"
" application/x-www-form-urlencoded\r\n");
vlc_memstream_printf(&req, "Content-Length: %zu\r\n", payload.length);
vlc_memstream_puts(&req, "\r\n");
/* Could avoid copying payload with iovec... but efforts */
vlc_memstream_write(&req, payload.ptr, payload.length);
vlc_memstream_puts(&req, "\r\n\r\n");
free(payload.ptr);
if (vlc_memstream_close(&req)) /* Out of memory */
goto out;
vlc_tls_t *sock = vlc_tls_SocketOpenTCP(VLC_OBJECT(p_intf),
url->psz_host, url->i_port);
if (sock == NULL)
{
/* If connection fails, we assume we must handshake again */
HandleInterval(&next_exchange, &i_interval);
b_handshaked = false;
free(req.ptr);
continue;
}
/* we transmit the data */
int i_net_ret = vlc_tls_Write(sock, req.ptr, req.length);
free(req.ptr);
if (i_net_ret == -1)
{
/* If connection fails, we assume we must handshake again */
HandleInterval(&next_exchange, &i_interval);
b_handshaked = false;
vlc_tls_Close(sock);
continue;
}
/* FIXME: this might wait forever */
/* FIXME: With TCP, you should never assume that a single read will
* return the entire response... */
i_net_ret = vlc_tls_Read(sock, p_buffer, sizeof(p_buffer) - 1, false);
vlc_tls_Close(sock);
if (i_net_ret <= 0)
{
/* if we get no answer, something went wrong : try again */
continue;
}
p_buffer[i_net_ret] = '\0';
char *failed = strstr((char *) p_buffer, "FAILED");
if (failed)
{
msg_Warn(p_intf, "%s", failed);
HandleInterval(&next_exchange, &i_interval);
continue;
}
if (strstr((char *) p_buffer, "BADSESSION"))
{
msg_Err(p_intf, "Authentication failed (BADSESSION), are you connected to last.fm with another program ?");
b_handshaked = false;
HandleInterval(&next_exchange, &i_interval);
continue;
}
if (strstr((char *) p_buffer, "OK"))
{
if (b_nowp_submission_ongoing)
{
b_nowp_submission_ongoing = false;
p_sys->b_submit_nowp = false;
}
else
{
for (int i = 0; i < p_sys->i_songs; i++)
DeleteSong(&p_sys->p_queue[i]);
p_sys->i_songs = 0;
}
i_interval = 0;
next_exchange = VLC_TICK_INVALID;
msg_Dbg(p_intf, "Submission successful!");
}
else
{
msg_Err(p_intf, "Authentication failed, handshaking again (%s)",
p_buffer);
b_handshaked = false;
HandleInterval(&next_exchange, &i_interval);
}
}
out:
vlc_restorecancel(canc);
return NULL;
}
