/**
* Print the given track title together with some trivial metadata
*
* @param track The track object
*/
void print_track(sp_track *track)
{
int duration = sp_track_duration(track);
char url[256];
sp_link *l;
#if WIN32
printf(" %s ", sp_track_is_starred(track) ? "*" : " ");
#else
printf(" %s ", sp_track_is_starred(track) ? "★" : "☆");
#endif
printf("Track %s [%d:%02d] has %d artist(s), %d%% popularity",
sp_track_name(track),
duration / 60000,
(duration / 1000) / 60,
sp_track_num_artists(track),
sp_track_popularity(track));
if(sp_track_disc(track))
printf(", %d on disc %d",
sp_track_index(track),
sp_track_disc(track));
printf("\n");
l = sp_link_create_from_track(track, 0);
sp_link_as_string(l, url, sizeof(url));
printf("\t\t%s\n", url);
sp_link_release(l);
}
/**
* Prints the Title - Artists for each item in the search result
*/
static void print_search(sp_search *search) {
int i;
for (i=0; i<sp_search_num_tracks(search); i++) {
sp_track *track = sp_search_track(search, i);
if (track == NULL) {
fprintf(stderr, "Search track was null.\n");
return;
}
else {
int artistBufferSize = 16;
char* artistBuffer = malloc (artistBufferSize * sizeof(char));
memset(artistBuffer, '\0', artistBufferSize * sizeof(char));
int nArtists = sp_track_num_artists(track);
int j;
for (j=0; j<nArtists; j++) {
sp_artist *artist = sp_track_artist(track, j);
strcat_resize(&artistBuffer, &artistBufferSize, sp_artist_name(artist));
if (j < nArtists - 1)
strcat_resize(&artistBuffer, &artistBufferSize, ",");
// sp_artist_release(artist);
}
printf("\"%s\" - %s\n", sp_track_name(track), artistBuffer);
free (artistBuffer);
}
// sp_track_release(track);
}
}
ListResponse<TrackInfo*>* SpotifyPlaylistContainer::listTracks(
PlaylistTask* task) {
ListResponse<TrackInfo*>* response = new ListResponse<TrackInfo*>();
response->setListType(ListTypeSong);
ListPlaylistTrackInfo info = task->getCommandInfo().listPlaylistTrackInfo;
int playlistId = info.playlist;
if (playlistId > -1
&& playlistId
< sp_playlistcontainer_num_playlists(playlistContainer)) {
bool sendName = ((info.trackInfoFlags & TrackInfoName) == TrackInfoName);
bool sendArtist = ((info.trackInfoFlags & TrackInfoArtists)
== TrackInfoArtists);
bool sendAlbum = ((info.trackInfoFlags & TrackInfoAlbum)
== TrackInfoAlbum);
bool sendDuration = ((info.trackInfoFlags & TrackInfoDuration)
== TrackInfoDuration);
bool sendArtwork = ((info.trackInfoFlags & TrackInfoArtwork)
== TrackInfoArtwork);
sp_playlist* playlist = sp_playlistcontainer_playlist(playlistContainer,
playlistId);
int numTracks = sp_playlist_num_tracks(playlist);
for (int i = 0; i < numTracks; i++) {
TrackInfo* trackInfo = new TrackInfo();
trackInfo->id = i;
sp_track* track = sp_playlist_track(playlist, i);
if (sendName) {
trackInfo->name = sp_track_name(track);
}
if (sendArtist) {
trackInfo->numArtists = sp_track_num_artists(track);
trackInfo->artists = new const char*[trackInfo->numArtists];
for (int j = 0; j < trackInfo->numArtists; j++) {
trackInfo->artists[j] = sp_artist_name(
sp_track_artist(track, j));
}
}
if (sendAlbum) {
trackInfo->album = sp_album_name(sp_track_album(track));
}
if (sendDuration) {
trackInfo->duration = sp_track_duration(track);
}
if (sendArtwork) {
trackInfo->artwork = sp_image_create(session,
sp_album_cover(sp_track_album(track),
SP_IMAGE_SIZE_NORMAL));
}
response->addMember(trackInfo);
}
return response;
}
delete response;
return nullptr;
}
QString Track::artist() const
{
if(isValid() && sp_track_num_artists(m_spTrack)) {
sp_artist *artist = sp_track_artist(m_spTrack, 0);
return QString::fromUtf8(sp_artist_name(artist));
}
return m_ellaTrack.artistName();
}
// ----------------------------------------------------------------------------
//
bool DMX_PLAYER_API GetTrackInfo( LPCSTR track_link,
LPSTR track_name, size_t track_name_size,
LPSTR artist_name, size_t artist_name_size,
LPSTR album_name, size_t album_name_size,
DWORD* track_duration_ms, bool* starred )
{
AFX_MANAGE_STATE(AfxGetStaticModuleState());
sp_track* track = theApp.m_spotify.linkToTrack( track_link );
if ( !track )
return false;
if ( track_name ) {
LPCSTR title = sp_track_name( track );
if ( title == NULL )
return false;
errno_t err = strncpy_s( track_name, track_name_size, title, strlen(title) );
if ( err != 0 )
return false;
}
if ( artist_name ) {
if ( sp_track_num_artists( track ) == 0 )
*artist_name = '\0';
else {
sp_artist *artist = sp_track_artist( track, 0 );
if ( artist == NULL )
return false;
LPCSTR title = sp_artist_name( artist );
errno_t err = strncpy_s( artist_name, artist_name_size, title, strlen(title) );
if ( err != 0 )
return false;
}
}
if ( album_name ) {
sp_album *album = sp_track_album( track );
if ( album == NULL )
return false;
LPCSTR title = sp_album_name( album );
errno_t err = strncpy_s( album_name, album_name_size, title, strlen(title) );
if ( err != 0 )
return false;
}
if ( track_duration_ms )
*track_duration_ms = theApp.m_spotify.getTrackLength( track );
if ( starred )
*starred = theApp.m_spotify.isTrackStarred( track );
return true;
}
static PyObject *
Track_artists(Track * self, PyObject *args)
{
sp_artist *artist;
int count = sp_track_num_artists(self->_track);
PyObject *l = PyList_New(count);
int i;
for (i = 0; i < count; i++) {
artist = sp_track_artist(self->_track, i);
PyObject *a = Artist_FromSpotify(artist);
PyList_SetItem(l, i, a);
}
return l;
}
void track_get_data(sp_track* track, gchar** name, gchar** artist, gchar** album, gchar** link,
guint* duration, int* popularity) {
sp_artist** art = NULL;
sp_album* alb = NULL;
sp_link* lnk;
int i;
int nb_art = 0;
const char* s;
sp_track_add_ref(track);
if (!sp_track_is_loaded(track)) {
sp_track_release(track);
return;
}
/* Begin loading everything */
if (name) {
*name = g_strdup(sp_track_name(track));
}
if (artist) {
nb_art = sp_track_num_artists(track);
art = (sp_artist**) malloc(nb_art * sizeof(sp_artist*));
if (!art)
g_error("Can't allocate memory.");
for (i=0; i < nb_art; i++) {
art[i] = sp_track_artist(track, i);
sp_artist_add_ref(art[i]);
}
}
if (album) {
alb = sp_track_album(track);
sp_album_add_ref(alb);
}
if (link) {
GString* tmp;
lnk = sp_link_create_from_track(track, 0);
if (!lnk)
g_error("Can't get URI from track.");
tmp = g_string_sized_new(1024);
if (sp_link_as_string(lnk, tmp->str, 1024) < 0)
g_error("Can't render URI from link.");
*link = tmp->str;
g_string_free(tmp, FALSE);
sp_link_release(lnk);
}
if (duration) {
*duration = sp_track_duration(track);
}
if (popularity) {
*popularity = sp_track_popularity(track);
}
/* Now create destination strings */
if (artist) {
GString* tmp = g_string_new("");
for (i=0; i < nb_art; i++) {
if (sp_artist_is_loaded(art[i]))
s = sp_artist_name(art[i]);
else
s = "[artist not loaded]";
if (i != 0)
g_string_append(tmp, ", ");
g_string_append(tmp, s);
sp_artist_release(art[i]);
}
*artist = tmp->str;
g_string_free(tmp, FALSE);
}
if (album) {
if (sp_album_is_loaded(alb))
*album = g_strdup(sp_album_name(alb));
else
*album = g_strdup("[album not loaded]");
sp_album_release(alb);
}
sp_track_release(track);
}
/**
* Append the JSON representing the track to param json.
*
* Returns TRUE if success - FALSE otherwise
*/
int track_to_json(sp_track* track, char** json, int* json_size, int count)
{
int track_info_size = 256;
char* append = malloc(track_info_size * sizeof(char));
memset(append, '\0', track_info_size * sizeof(char));
if (append == NULL)
{
fprintf(stderr, "Failed to allocate memory for track info.\n");
return FALSE;
}
// Print track here (watch for quotes!)
strcat(append, "{\"track_name\":\"");
append_string_cleanse(&append, &track_info_size, sp_track_name(track));
int j;
int nArtists = sp_track_num_artists(track);
// Print artists here (watch for quotes!)
strcat_resize(&append, &track_info_size, "\",\"artists\":[\"");
for (j=0; j<nArtists; j++)
{
sp_artist *artist = sp_track_artist(track, j);
if (artist == NULL)
{
fprintf(stderr, "track artist retrieved was null.\n");
if (append)
free(append);
return FALSE;
}
append_string_cleanse(&append, &track_info_size, sp_artist_name(artist));
if (j < nArtists - 1)
strcat_resize(&append, &track_info_size, "\",\"");
// sp_artist_release(artist);
}
// Print album here (watch for quotes!)
strcat_resize(&append, &track_info_size, "\"],\"album\":\"");
sp_album *album = sp_track_album(track);
append_string_cleanse(&append, &track_info_size, sp_album_name(album));
// sp_album_release(album);
// Print track url here (probably safe to assume there are no quotes here...)
strcat_resize(&append, &track_info_size, "\",\"track_url\":\"");
sp_link *l;
char url[256];
l = sp_link_create_from_track(track, 0);
sp_link_as_string(l, url, sizeof(url));
strcat_resize(&append, &track_info_size, url);
// sp_link_release(l);
char votes[5];
sprintf(votes, "%d", count);
strcat_resize(&append, &track_info_size, "\",\"votes\":\"");
strcat_resize(&append, &track_info_size, votes);
strcat_resize(&append, &track_info_size, "\"}"); // close track_url quotes
strcat_resize(json, json_size, append);
if (append)
free(append);
return TRUE;
}
int Track::GetNumArtists()
{
return sp_track_num_artists( m_pTrack );
}
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;
}