int compare_tracks(const void* a, const void* b) {
// type safety??! this is C god dammit!
sp_track *left = *((sp_track**)a);
sp_track *right = *((sp_track**)b);
sp_artist *lefta = sp_track_artist(left,0); // get first artist on track because I am lazy
sp_album *leftal = sp_track_album(left);
sp_artist *righta = sp_track_artist(right, 0);
sp_album *rightal = sp_track_album(right);
const char *left_artist = sp_artist_name(lefta);
const char *right_artist = sp_artist_name(righta);
int artist_compare = strcmp(left_artist, right_artist);
if (artist_compare != 0) {
return artist_compare;
}
const char *left_album = sp_album_name(leftal);
const char *right_album = sp_album_name(rightal);
int album_compare = strcmp(left_album, right_album);
if (album_compare != 0) {
return album_compare;
}
// for the last tier we use track number, not name.
int left_track = sp_track_index(left);
int right_track = sp_track_index(right);
return left < right ? -1 : left > right ? 1 : 0;
}
/**
* 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);
}
SxTrack::SxTrack(sp_track *spTrack) {
// Logger::printOut("creating track");
// Logger::printOut(sp_track_name(spSxTrack));
while (!sp_track_is_loaded(spTrack))
;
//Logger::printOut("creating track loaded");
m_references = 1;
m_spTrack = spTrack;
m_name = sp_track_name(spTrack);
m_rating = ceil((float)sp_track_popularity(spTrack) / 10);
m_duration = 0.001 * sp_track_duration(spTrack);
m_trackNumber = sp_track_index(spTrack);
m_albumName = "";
m_albumArtistName = "";
m_year = 0;
m_thumb = NULL;
m_hasTHumb = false;
//load the album and release it when we have harvested all data we need
sp_album * album = sp_track_album(spTrack);
if (sp_album_is_loaded(album)) {
SxAlbum* sAlbum = AlbumStore::getInstance()->getAlbum(sp_track_album(spTrack), false);
m_thumb = sAlbum->getThumb();
m_albumName = sAlbum->getAlbumName();
m_albumArtistName = sAlbum->getAlbumArtistName();
m_year = sAlbum->getAlbumYear();
//release it again
AlbumStore::getInstance()->removeAlbum(sAlbum);
if (m_thumb != NULL) {
m_thumb->addRef();
m_hasTHumb = true;
}
} else
Logger::printOut("no album loaded for track");
m_artistName = sp_artist_name(sp_track_artist(spTrack, 0));
sp_link *link = sp_link_create_from_track(spTrack, 0);
m_uri = new char[256];
sp_link_as_string(link, m_uri, 256);
sp_link_release(link);
}
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;
}
static void SP_CALLCONV search_complete(sp_search *search, void *userdata) {
JNIEnv *env;
jclass classLibspotify = find_class_from_native_thread(&env);
string &qid = *static_cast<string*>(userdata);
jstring j_qid = env->NewStringUTF(qid.c_str());
bool success = (sp_search_error(search) == SP_ERROR_OK) ? true : false;
int count = sp_search_num_tracks(search);
jstring j_trackname;
jstring j_trackuri;
jstring j_albumname;
jstring j_artistname;
sp_track *track;
for (int i=0;i< count;i++){
track = sp_search_track(search, i);
if (track != 0 && sp_track_error(track) == SP_ERROR_OK){
const char *temp = sp_track_name(track);
if (temp != 0 && strlen(temp) != 0){
j_trackname = env->NewStringUTF(temp);
}
int trackDuration = sp_track_duration(track);
if (sp_track_error(track) != SP_ERROR_OK)
log("sp_track_error: %s",sp_error_message(sp_track_error(track)));
int trackDiscnumber = sp_track_disc(track);
if (sp_track_error(track) != SP_ERROR_OK)
log("sp_track_error: %s",sp_error_message(sp_track_error(track)));
int trackIndex = sp_track_index(track);
if (sp_track_error(track) != SP_ERROR_OK)
log("sp_track_error: %s",sp_error_message(sp_track_error(track)));
char buffer [64];
sp_link *link = sp_link_create_from_track(track, 0);
if (link != 0){
sp_link_as_string(link, buffer, 64);
}
j_trackuri = env->NewStringUTF(buffer);
sp_album *album = sp_track_album(track);
if (sp_track_error(track) != SP_ERROR_OK)
log("sp_track_error: %s",sp_error_message(sp_track_error(track)));
int albumYear = 0;
if (album != 0){
temp = sp_album_name(album);
albumYear = sp_album_year(album);
if (temp != 0 && strlen(temp) != 0){
j_albumname = env->NewStringUTF(temp);
}
}
sp_artist *artist = sp_track_artist(track,0);
if (sp_track_error(track) != SP_ERROR_OK)
log("sp_track_error: %s",sp_error_message(sp_track_error(track)));
if (artist != 0){
temp = sp_artist_name(artist);
if (temp != 0 && strlen(temp) != 0){
j_artistname = env->NewStringUTF(temp);
}
}
jmethodID methodIdAddResult = env->GetStaticMethodID(classLibspotify, "addResult",
"(Ljava/lang/String;Ljava/lang/String;IIILjava/lang/String;Ljava/lang/String;ILjava/lang/String;)V");
env->CallStaticVoidMethod(classLibspotify, methodIdAddResult, j_qid, j_trackname,
trackDuration, trackDiscnumber, trackIndex, j_trackuri,
j_albumname, albumYear, j_artistname);
if (env->ExceptionCheck()) {
env->ExceptionDescribe();
env->ExceptionClear();
}
env->DeleteLocalRef(j_trackname);
env->DeleteLocalRef(j_trackuri);
env->DeleteLocalRef(j_artistname);
env->DeleteLocalRef(j_albumname);
j_trackname = NULL;
j_trackuri = NULL;
j_artistname = NULL;
j_albumname = NULL;
}
}
jmethodID methodIdOnResolved = env->GetStaticMethodID(classLibspotify, "onResolved",
"(Ljava/lang/String;ZLjava/lang/String;Ljava/lang/String;)V");
jstring j_error = env->NewStringUTF(sp_error_message(sp_search_error(search)));
jstring j_didyoumean = env->NewStringUTF(sp_search_did_you_mean(search));
env->CallStaticVoidMethod(classLibspotify, methodIdOnResolved, j_qid, success, j_error,
j_didyoumean);
if (env->ExceptionCheck()) {
env->ExceptionDescribe();
env->ExceptionClear();
}
env->DeleteLocalRef(classLibspotify);
env->DeleteLocalRef(j_qid);
env->DeleteLocalRef(j_error);
env->DeleteLocalRef(j_didyoumean);
log("Finished resolving query:'%s', success'%s', track count:'%d', qid:'%s'", sp_search_query(search),
(success?"true":"false"), count, qid.c_str());
sp_search_release(search);
delete &qid;
}
static PyObject *
Track_index(Track * self)
{
return Py_BuildValue("i", sp_track_index(self->_track));
}
void
SpotifySearch::searchComplete( sp_search *result, void *userdata )
{
UserData* data = reinterpret_cast<UserData*>( userdata );
qDebug() << "Got search result for qid:" << data->qid;
// we return the top 50 results for searches, just top 1 for resolve
QVariantMap resp;
resp[ "qid" ] = data->qid;
resp[ "_msgtype" ] = "results";
QVariantList results;
// TODO search by popularity!
qDebug() << "Got num results:" << sp_search_num_tracks( result );
if( sp_search_num_tracks( result ) > 0 ) {// we have a result
int num = qMin( sp_search_num_tracks( result ), data->fulltext ? 50 : 1 );
for( int i = 0; i < num; i++ ) {
sp_track *const tr = sp_search_track( result, i );
if( !tr || !sp_track_is_loaded( tr ) ) {
qDebug() << "Got still loading track, skipping";
continue;
}
sp_link* link = sp_link_create_from_track( tr, 0 );
QString uid = data->resolver->addToTrackLinkMap( link );
int duration = sp_track_duration( tr ) / 1000;
QVariantMap track;
track[ "track" ] = QString::fromUtf8( sp_track_name( tr ) );
track[ "artist" ] = QString::fromUtf8( sp_artist_name( sp_track_artist( tr, 0 ) ) );
track[ "album" ] = QString::fromUtf8( sp_album_name( sp_track_album( tr ) ) );
track[ "albumpos" ] = sp_track_index( tr );
track[ "discnumber"] = sp_track_disc( tr );
track[ "year" ] = sp_album_year( sp_track_album( tr ) );
track[ "mimetype" ] = "audio/basic";
track[ "source" ] = "Spotify";
track[ "url" ] = QString( "http://localhost:%1/sid/%2.wav" ).arg( data->resolver->port() ).arg( uid );
track[ "duration" ] = duration;
track[ "score" ] = .95; // TODO
track[ "bitrate" ] = 192; // TODO
// 8 is "magic" number. we don't know how much spotify compresses or in which format (mp3 or ogg) from their server, but 1/8th is approximately how ogg -q6 behaves, so use that for better displaying
quint32 bytes = ( duration * 44100 * 2 * 2 ) / 8;
track[ "size" ] = bytes;
results << track;
data->searchCount = 0;
//qDebug() << "Found Track:" << sp_track_name( tr ) << "\n\tReporting:" << track["url"];
}
}else
{
QString didYouMean = QString::fromUtf8(sp_search_did_you_mean( result ) );
if(data->searchCount <= 1 ){
qDebug() << "Try nr." << data->searchCount << " Searched for" << QString::fromUtf8(sp_search_query( result ) ) << "Did you mean?"<< didYouMean;
//int distance = QString::compare(QString::fromUtf8(sp_search_query( result ) ), QString::fromUtf8(sp_search_did_you_mean( result ) ), Qt::CaseInsensitive);
//qDebug() << "Distance for query is " << distance;//if( distance < 4)
sp_search_create( SpotifySession::getInstance()->Session(), sp_search_did_you_mean( result ) , 0, data->fulltext ? 50 : 1, 0, 0, 0, 0, &SpotifySearch::searchComplete, data );
data->searchCount++;
return;
}
}
resp[ "results" ] = results;
sp_search_release( result );
data->resolver->sendMessage( resp );
}