/**
* Callback from libspotify, telling us the rootlist is fully synchronized
*
* @param pc The playlist container handle
* @param userdata The opaque pointer
*/
static void container_loaded ( sp_playlistcontainer *pc, void *userdata )
{
char *folderName = malloc ( sizeof ( char ) * ( MAX_LENGTH_FOLDER_NAME ) );
int i;
if ( folderName == NULL )
{
fprintf ( stderr, "jahspotify: Could not allocate folder name variable)\n" );
return;
}
// fprintf ( stderr, "jahspotify: Rootlist synchronized (%d playlists)\n",sp_playlistcontainer_num_playlists ( pc ) );
signalSynchStarting(sp_playlistcontainer_num_playlists (pc));
for ( i = 0; i < sp_playlistcontainer_num_playlists ( pc ); ++i )
{
sp_playlist *pl = sp_playlistcontainer_playlist ( pc, i );
sp_playlist_add_callbacks ( pl, &pl_callbacks, NULL );
sp_link *link = sp_link_create_from_playlist(pl);
char *linkStr = malloc(sizeof(char) * 100);
if (link)
{
sp_link_add_ref(link);
sp_link_as_string(link,linkStr,100);
}
else
{
strcpy(linkStr,"N/A\0");
}
switch ( sp_playlistcontainer_playlist_type ( pc,i ) )
{
case SP_PLAYLIST_TYPE_PLAYLIST:
signalPlaylistSeen(sp_playlist_name ( pl ),linkStr);
break;
case SP_PLAYLIST_TYPE_START_FOLDER:
sp_playlistcontainer_playlist_folder_name ( pc,i,folderName, MAX_LENGTH_FOLDER_NAME);
signalStartFolderSeen(folderName, sp_playlistcontainer_playlist_folder_id(pc,i));
break;
case SP_PLAYLIST_TYPE_END_FOLDER:
sp_playlistcontainer_playlist_folder_name ( pc,i,folderName,MAX_LENGTH_FOLDER_NAME);
signalEndFolderSeen();
break;
case SP_PLAYLIST_TYPE_PLACEHOLDER:
fprintf ( stderr,"jahspotify: placeholder\n");
}
if (link)
sp_link_release(link);
free(linkStr);
}
signalSynchCompleted();
free ( folderName );
}
jobject createJArtistInstance(JNIEnv *env, sp_artist *artist)
{
jclass jClass;
jobject artistInstance = createInstance(env,"jahspotify/media/Artist");
sp_link *artistLink = sp_link_create_from_artist(artist);
jClass = (*env)->FindClass(env, "jahspotify/media/Artist");
if (jClass == NULL)
{
fprintf(stderr,"jahspotify::createJArtistInstance: could not load jahnotify.media.Artist\n");
return NULL;
}
if (artistLink)
{
sp_link_add_ref(artistLink);
jobject artistJLink = createJLinkInstance(env, artistLink);
setObjectObjectField(env,artistInstance,"id","Ljahspotify/media/Link;",artistJLink);
sp_link_release(artistLink);
setObjectStringField(env,artistInstance,"name",sp_artist_name(artist));
sp_artistbrowse *artistBrowse = sp_artistbrowse_create(g_sess,artist,artistBrowseCompleteCallback,NULL);
if (artistBrowse)
{
sp_artistbrowse_add_ref(artistBrowse);
while (!sp_artistbrowse_is_loaded(artistBrowse))
{
usleep(100);
}
int numSimilarArtists = sp_artistbrowse_num_similar_artists(artistBrowse);
if (numSimilarArtists > 0)
{
jmethodID jMethod = (*env)->GetMethodID(env,jClass,"addSimilarArtist","(Ljahspotify/media/Link;)V");
if (jMethod == NULL)
{
fprintf(stderr,"jahspotify::createJTrackInstance: could not load method setAlbum(link) on class Track\n");
return NULL;
}
// Load the artist links
int count = 0;
for (count = 0; count < numSimilarArtists; count++)
{
sp_artist *similarArtist = sp_artistbrowse_similar_artist(artistBrowse,0);
if (similarArtist)
{
sp_artist_add_ref(similarArtist);
sp_link *similarArtistLink = sp_link_create_from_artist(similarArtist);
if (similarArtistLink)
{
sp_link_add_ref(similarArtistLink);
jobject similarArtistJLink = createJLinkInstance(env,similarArtistLink);
// set it on the track
(*env)->CallVoidMethod(env,artistInstance,jMethod,similarArtistJLink);
sp_link_release(similarArtistLink);
}
sp_artist_release(similarArtist);
}
}
}
int numPortraits = sp_artistbrowse_num_portraits(artistBrowse);
if (numPortraits > 0)
{
// Load portrait url
const byte *portraitURI = sp_artistbrowse_portrait(artistBrowse,0);
if (portraitURI)
{
char *portraitURIStr = toHexString((byte*)portraitURI);
const char spotifyURI[] = "spotify:image:";
int len = strlen(spotifyURI) + strlen(portraitURIStr);
char *dest = malloc(len+1);
dest[0] = 0;
strcat(dest,spotifyURI);
strcat(dest,portraitURIStr);
sp_link *portraitLink = sp_link_create_from_string(dest);
sp_image *portrait = sp_image_create_from_link(g_sess,portraitLink);
if (portrait)
{
sp_image_add_ref(portrait);
sp_image_add_load_callback(portrait,imageLoadedCallback,NULL);
}
free(dest);
free(portraitURIStr);
if (portraitLink)
{
sp_link_add_ref(portraitLink);
jobject portraitJLlink = createJLinkInstance(env,portraitLink);
setObjectObjectField(env,artistInstance,"portrait","Ljahspotify/media/Link;",portraitJLlink);
sp_link_release(portraitLink);
}
}
}
// sp_artistbrowse_num_albums()
// sp_artistbrowse_album()
const char *bios = sp_artistbrowse_biography(artistBrowse);
if (bios)
{
setObjectStringField(env,artistInstance,"bios",bios);
}
// sp_artistbrowse_num_tracks()
// sp_artistbrowse_track()
sp_artistbrowse_release(artistBrowse);
}
}
return artistInstance;
}
jobject createJAlbumInstance(JNIEnv *env, sp_album *album)
{
jclass albumJClass;
jobject albumInstance;
albumJClass = (*env)->FindClass(env, "jahspotify/media/Album");
if (albumJClass == NULL)
{
fprintf(stderr,"jahspotify::createJAlbumInstance: could not load jahnotify.media.Album\n");
return NULL;
}
albumInstance = (*env)->AllocObject(env,albumJClass);
if (!albumInstance)
{
fprintf(stderr,"jahspotify::createJAlbumInstance: could not create instance of jahspotify.media.Album\n");
return NULL;
}
sp_albumbrowse *albumBrowse = sp_albumbrowse_create(g_sess,album,albumBrowseCompleteCallback,NULL);
if (albumBrowse)
{
sp_albumbrowse_add_ref(albumBrowse);
int count = 0;
while (!sp_albumbrowse_is_loaded(albumBrowse) && count < 5)
{
fprintf(stderr,"jahspotify::createJAlbumInstance: waiting for album browse load to complete\n");
sleep(1);
count++;
}
if (count == 5)
{
sp_albumbrowse_release(albumBrowse);
return NULL;
}
// By now it looks like the album will also be loaded
sp_link *albumLink = sp_link_create_from_album(album);
if (albumLink)
{
sp_link_add_ref(albumLink);
jobject albumJLink = createJLinkInstance(env, albumLink);
setObjectObjectField(env,albumInstance,"id","Ljahspotify/media/Link;",albumJLink);
setObjectStringField(env,albumInstance,"name",sp_album_name(album));
setObjectIntField(env,albumInstance,"year",sp_album_year(album));
sp_albumtype albumType = sp_album_type(album);
jclass albumTypeJClass = (*env)->FindClass(env, "jahspotify/media/AlbumType");
jmethodID jMethod = (*env)->GetStaticMethodID(env,albumTypeJClass,"fromOrdinal","(I)Ljahspotify/media/AlbumType;");
jobject albumTypeEnum = (jobjectArray)(*env)->CallStaticObjectMethod(env, albumTypeJClass, jMethod,(int)albumType);
setObjectObjectField(env,albumInstance,"type","Ljahspotify/media/AlbumType;",albumTypeEnum);
sp_link *albumCoverLink = sp_link_create_from_album_cover(album);
if (albumCoverLink)
{
sp_link_add_ref(albumCoverLink);
jobject albumCoverJLink = createJLinkInstance(env, albumCoverLink);
setObjectObjectField(env,albumInstance,"cover","Ljahspotify/media/Link;",albumCoverJLink);
sp_image *albumCoverImage = sp_image_create_from_link(g_sess,albumCoverLink);
if (albumCoverImage)
{
sp_image_add_ref(albumCoverImage);
sp_image_add_load_callback(albumCoverImage,imageLoadedCallback,NULL);
}
sp_link_release(albumCoverLink);
}
sp_artist *artist = sp_album_artist(album);
if (artist)
{
sp_artist_add_ref(artist);
sp_link *artistLink = sp_link_create_from_artist(artist);
if (artistLink)
{
sp_link_add_ref(artistLink);
jobject artistJLink = createJLinkInstance(env,artistLink);
setObjectObjectField(env,albumInstance,"artist","Ljahspotify/media/Link;",artistJLink);
sp_link_release(artistLink);
}
sp_artist_release(artist);
}
sp_link_release(albumLink);
}
int numTracks = sp_albumbrowse_num_tracks(albumBrowse);
if (numTracks > 0)
{
// Add each track to the album - also pass in the disk as need be
jmethodID addTrackJMethodID = (*env)->GetMethodID(env,albumJClass,"addTrack","(ILjahspotify/media/Link;)V");
int i = 0;
for (i = 0; i < numTracks; i++)
{
sp_track *track = sp_albumbrowse_track(albumBrowse,i);
if (track)
{
sp_track_add_ref(track);
sp_link *trackLink = sp_link_create_from_track(track,0);
if (trackLink)
{
sp_link_add_ref(trackLink);
jobject trackJLink = createJLinkInstance(env,trackLink);
(*env)->CallVoidMethod(env, albumInstance, addTrackJMethodID,sp_track_disc(track),trackJLink);
sp_link_release(trackLink);
}
}
}
}
int numCopyrights = sp_albumbrowse_num_copyrights(albumBrowse);
if (numCopyrights > 0)
{
// Add copyrights to album
jmethodID addCopyrightMethodID = (*env)->GetMethodID(env,albumJClass,"addCopyright","(Ljava/lang/String;)V");
int i = 0;
for (i = 0; i < numCopyrights; i++)
{
const char *copyright = sp_albumbrowse_copyright(albumBrowse,i);
if (copyright)
{
jstring str = (*env)->NewStringUTF(env, copyright);
(*env)->CallVoidMethod(env, albumInstance, addCopyrightMethodID,str);
}
}
}
const char *review = sp_albumbrowse_review(albumBrowse);
if (review)
{
setObjectStringField(env,albumInstance,"review",review);
}
sp_albumbrowse_release(albumBrowse);
}
return albumInstance;
}
jobject createJTrackInstance(JNIEnv *env, sp_track *track)
{
jclass jClass;
jobject trackInstance;
jClass = (*env)->FindClass(env, "jahspotify/media/Track");
if (jClass == NULL)
{
fprintf(stderr,"jahspotify::createJTrackInstance: could not load jahnotify.media.Track\n");
return NULL;
}
trackInstance = (*env)->AllocObject(env,jClass);
if (!trackInstance)
{
fprintf(stderr,"jahspotify::createJTrackInstance: could not create instance of jahspotify.media.Track\n");
return NULL;
}
sp_link *trackLink = sp_link_create_from_track(track,0);
if (trackLink)
{
sp_link_add_ref(trackLink);
jobject trackJLink = createJLinkInstance(env,trackLink);
setObjectObjectField(env,trackInstance,"id","Ljahspotify/media/Link;",trackJLink);
setObjectStringField(env,trackInstance,"title",sp_track_name(track));
setObjectIntField(env,trackInstance,"length",sp_track_duration(track));
setObjectIntField(env,trackInstance,"popularity",sp_track_popularity(track));
setObjectIntField(env,trackInstance,"trackNumber",sp_track_index(track));
sp_album *album = sp_track_album(track);
if (album)
{
sp_album_add_ref(album);
sp_link *albumLink = sp_link_create_from_album(album);
if (albumLink)
{
sp_link_add_ref(albumLink);
jobject albumJLink = createJLinkInstance(env,albumLink);
jmethodID jMethod = (*env)->GetMethodID(env,jClass,"setAlbum","(Ljahspotify/media/Link;)V");
if (jMethod == NULL)
{
fprintf(stderr,"jahspotify::createJTrackInstance: could not load method setAlbum(link) on class Track\n");
return NULL;
}
// set it on the track
(*env)->CallVoidMethod(env,trackInstance,jMethod,albumJLink);
sp_link_release(albumLink);
}
int numArtists = sp_track_num_artists(track);
if (numArtists > 0)
{
jmethodID jMethod = (*env)->GetMethodID(env,jClass,"addArtist","(Ljahspotify/media/Link;)V");
if (jMethod == NULL)
{
fprintf(stderr,"jahspotify::createJTrackInstance: could not load method addArtist(link) on class Track\n");
return NULL;
}
int i = 0;
for (i = 0; i < numArtists; i++)
{
sp_artist *artist = sp_track_artist(track,i);
if (artist)
{
sp_artist_add_ref(artist);
sp_link *artistLink = sp_link_create_from_artist(artist);
if (artistLink)
{
sp_link_add_ref(artistLink);
jobject artistJLink = createJLinkInstance(env,artistLink);
// set it on the track
(*env)->CallVoidMethod(env,trackInstance,jMethod,artistJLink);
sp_link_release(artistLink);
}
sp_artist_release(artist);
}
}
}
sp_album_release(album);
}
sp_link_release(trackLink);
}
return trackInstance;
}
JNIEXPORT int JNICALL Java_jahspotify_impl_JahSpotifyImpl_readImage (JNIEnv *env, jobject obj, jstring uri, jobject outputStream)
{
uint8_t *nativeURI = ( uint8_t * ) ( *env )->GetStringUTFChars ( env, uri, NULL );
sp_link *imageLink = sp_link_create_from_string(nativeURI);
size_t size;
jclass jClass;
int numBytesWritten = -1;
if (imageLink)
{
sp_link_add_ref(imageLink);
sp_image *image = sp_image_create_from_link(g_sess,imageLink);
if (image)
{
sp_image_add_ref(image);
sp_image_add_load_callback(image, imageLoadedCallback, NULL);
int count = 0;
while (!sp_image_is_loaded(image) && count < 5)
{
sleep(1);
count++;
}
if (count == 5)
{
fprintf(stderr,"jahspotify::Java_jahspotify_impl_JahSpotifyImpl_readImage: Timeout waiting for image to load ...\n");
sp_image_release(image);
sp_link_release(imageLink);
return -1;
}
byte *data = (byte*)sp_image_data(image,&size);
jClass = (*env)->FindClass(env,"Ljava/io/OutputStream;");
if (jClass == NULL)
{
fprintf(stderr,"jahspotify::Java_jahspotify_impl_JahSpotifyImpl_readImage: could not load class java.io.OutputStream\n");
return -1;
}
// Lookup the method now - saves us looking it up for each iteration of the loop
jmethodID jMethod = (*env)->GetMethodID(env,jClass,"write","(I)V");
if (jMethod == NULL)
{
fprintf(stderr,"jahspotify::Java_jahspotify_impl_JahSpotifyImpl_readImage: could not load method write(int) on class java.io.OutputStream\n");
return -1;
}
int i = 0;
for (i = 0; i < size; i++)
{
(*env)->CallVoidMethod(env,outputStream,jMethod,*data);
data++;
numBytesWritten++;
}
sp_image_release(image);
}
sp_link_release(imageLink);
}
// Plus one because we start at -1
return numBytesWritten+1;
}
jobject createJPlaylist(JNIEnv *env, sp_playlist *playlist)
{
jclass jClass;
jobject playlistInstance;
jmethodID jMethod;
jClass = (*env)->FindClass(env, "jahspotify/media/Playlist");
if (jClass == NULL)
{
fprintf(stderr,"jahspotify::createJPlaylist: could not load jahnotify.media.Playlist\n");
return NULL;
}
playlistInstance = (*env)->AllocObject(env,jClass);
if (!playlistInstance)
{
fprintf(stderr,"jahspotify::createJPlaylist: could not create instance of jahspotify.media.Playlistt\n");
return NULL;
}
sp_link *playlistLink = sp_link_create_from_playlist(playlist);
if (playlistLink)
{
jobject playlistJLink = createJLinkInstance(env,playlistLink);
setObjectObjectField(env,playlistInstance,"id","Ljahspotify/media/Link;",playlistJLink);
sp_link_release(playlistLink);
}
setObjectStringField(env,playlistInstance,"name",sp_playlist_name(playlist));
sp_user *owner = sp_playlist_owner(playlist);
if (owner)
{
setObjectStringField(env,playlistInstance,"author",sp_user_display_name(owner));
sp_user_release(owner);
}
// Lookup the method now - saves us looking it up for each iteration of the loop
jMethod = (*env)->GetMethodID(env,jClass,"addTrack","(Ljahspotify/media/Link;)V");
if (jMethod == NULL)
{
fprintf(stderr,"jahspotify::createJPlaylist: could not load method addTrack(track) on class Playlist\n");
return NULL;
}
int numTracks = sp_playlist_num_tracks(playlist);
int trackCounter = 0;
for (trackCounter = 0 ; trackCounter < numTracks; trackCounter++)
{
sp_track *track = sp_playlist_track(playlist,trackCounter);
if (track)
{
sp_track_add_ref(track);
sp_link *trackLink = sp_link_create_from_track(track, 0);
if (trackLink)
{
sp_link_add_ref(trackLink);
jobject trackJLink = createJLinkInstance(env,trackLink);
// Add it to the playlist
(*env)->CallVoidMethod(env,playlistInstance,jMethod,trackJLink);
sp_link_release(trackLink);
}
sp_track_release(track);
}
}
return playlistInstance;
}
/* only used to trigger sp_session_process_events when needed,
* looks like about once a second */
static void*
spotify_thread_func (void *data)
{
int timeout = -1;
GTimeVal t;
GstSpotSrc *spot = (GstSpotSrc *) data;
if (!spotify_create_session (spot)) {
GST_ERROR_OBJECT (spot, "Create_session error");
return FALSE;
}
while (spot->keep_spotify_thread) {
sp_session_process_events (GST_SPOT_SRC_SPOTIFY_SESSION (spot), &timeout);
g_get_current_time (&t);
g_time_val_add (&t, timeout * 1000);
g_cond_timed_wait (spot->process_events_cond, spot->process_events_mutex, &t);
spot->spotify_thread_initiated = TRUE;
while (spot->spot_works) {
struct spot_work *spot_work;
sp_error ret = SP_ERROR_INVALID_INDATA;
spot_work = (struct spot_work *)spot->spot_works->data;
g_mutex_lock (spot_work->spot_mutex);
switch (spot_work->cmd) {
case SPOT_CMD_START:
GST_DEBUG_OBJECT (spot, "Uri = %s", GST_SPOT_SRC_URI_LOCATION (spot));
if (!spotify_login (spot)) {
/* error message from within function */
break;
}
sp_link *link = sp_link_create_from_string (GST_SPOT_SRC_URI_LOCATION (spot));
if (!link) {
GST_ERROR_OBJECT (spot, "Incorrect track ID:%s", GST_SPOT_SRC_URI_LOCATION (spot));
break;
}
GST_SPOT_SRC_CURRENT_TRACK (spot) = sp_link_as_track (link);
if (!GST_SPOT_SRC_CURRENT_TRACK (spot)) {
GST_ERROR_OBJECT (spot, "Could get track from uri=%s", GST_SPOT_SRC_URI_LOCATION (spot));
break;
}
#if 0
/* FIXME: why does not this work? */
if (!sp_track_is_available (GST_SPOT_SRC_CURRENT_TRACK (spot))) {
/* this probably happens for tracks avaiable in other countries or
something */
GST_ERROR_OBJECT (spot, "Track is not available, uri=%s", GST_SPOT_SRC_URI_LOCATION (spot));
break;
}
#endif
sp_track_add_ref (GST_SPOT_SRC_CURRENT_TRACK (spot));
sp_link_add_ref (link);
sp_session_process_events (GST_SPOT_SRC_SPOTIFY_SESSION (spot), &timeout);
while (sp_track_is_loaded (GST_SPOT_SRC_CURRENT_TRACK (spot)) == 0) {
sp_session_process_events (GST_SPOT_SRC_SPOTIFY_SESSION (spot), &timeout);
usleep (10000);
}
GST_DEBUG_OBJECT (spot, "Now playing \"%s\"", sp_track_name (GST_SPOT_SRC_CURRENT_TRACK (spot)));
ret = sp_session_player_load (GST_SPOT_SRC_SPOTIFY_SESSION (spot), GST_SPOT_SRC_CURRENT_TRACK (spot));
if (ret != SP_ERROR_OK) {
GST_ERROR_OBJECT (spot, "Failed to load track '%s' uri=%s", sp_track_name (GST_SPOT_SRC_CURRENT_TRACK (spot)),
(GST_SPOT_SRC_URI_LOCATION (spot)));
break;
}
sp_session_process_events (GST_SPOT_SRC_SPOTIFY_SESSION (spot), &timeout);
ret = sp_session_player_play (GST_SPOT_SRC_SPOTIFY_SESSION (spot), TRUE);
if (ret != SP_ERROR_OK) {
GST_ERROR_OBJECT (spot, "Failed to play track '%s' uri=%s", sp_track_name (GST_SPOT_SRC_CURRENT_TRACK (spot)),
(GST_SPOT_SRC_URI_LOCATION (spot)));
break;
}
break;
case SPOT_CMD_PROCESS:
sp_session_process_events (GST_SPOT_SRC_SPOTIFY_SESSION (spot), &timeout);
break;
case SPOT_CMD_PLAY:
ret = sp_session_player_play (GST_SPOT_SRC_SPOTIFY_SESSION (spot), TRUE);
break;
case SPOT_CMD_DURATION:
if (GST_SPOT_SRC_CURRENT_TRACK (spot)) {
ret = sp_track_duration (GST_SPOT_SRC_CURRENT_TRACK (spot));
}
break;
case SPOT_CMD_STOP:
if (GST_SPOT_SRC_CURRENT_TRACK (spot)) {
ret = sp_session_player_play (GST_SPOT_SRC_SPOTIFY_SESSION (spot), FALSE);
if (ret != SP_ERROR_OK) {
break;
}
ret = SP_ERROR_OK;
sp_session_player_unload (GST_SPOT_SRC_SPOTIFY_SESSION (spot));
}
break;
case SPOT_CMD_SEEK:
if (GST_SPOT_SRC_CURRENT_TRACK (spot)) {
ret = sp_session_player_seek (GST_SPOT_SRC_SPOTIFY_SESSION (spot), spot_work->opt);
}
break;
default:
g_assert_not_reached ();
break;
}
/* print all errors caught and propagate to calling thread */
if (ret != SP_ERROR_OK) {
GST_ERROR_OBJECT (spot, "Failed with SPOT_CMD=%d, ret=%d, error=%s", spot_work->cmd, ret, sp_error_message (ret));
}
spot_work->ret = ret;
spot->spot_works = g_list_remove (spot->spot_works, spot->spot_works->data);
g_mutex_unlock (spot_work->spot_mutex);
g_cond_broadcast (spot_work->spot_cond);
}
}
return NULL;
}
