public void AddTiredSong(PandoraSession session, PandoraSong song, WebProxy proxy)
{
if (session == null || session.User == null) throw new PandoraException("User must be logged in to make this request.");
ExecuteRequest(new SleepSongRequest(session, song.Token), proxy);
song.TemporarilyBanned = true;
}
// estimate the length of each song based on file size
public void GetSongLength(PandoraUser user, PandoraSong song, WebProxy proxy)
{
if (!IsValid(song, proxy)) {
throw new PandoraException("Attempting to get song length for an expired song.");
}
WebRequest request = WebRequest.Create(song.AudioURL);
if (proxy != null) request.Proxy = proxy;
request.Method = "HEAD";
using (WebResponse response = request.GetResponse()) {
long bytes = response.ContentLength;
int seconds = (int)((bytes * 8) / (int.Parse(song.AudioInfo.Bitrate) * 1000));
song.Length = new TimeSpan(0, 0, seconds);
}
}
/**
* Constructor for Player Object
*/
public DirectShowPlayer() {
graphBuilder = null;
_IsPlaying = false;
PreviousVolume = null;
loadedSong = null;
}
public void Close() {
// store current volume so it persists from track to track
if (loadedSong != null)
PreviousVolume = Volume;
Stop();
lock (lockingToken) {
mediaEventEx = null;
mediaSeeking = null;
mediaControl = null;
mediaPosition = null;
basicAudio = null;
if (this.graphBuilder != null)
Marshal.ReleaseComObject(this.graphBuilder);
this.graphBuilder = null;
}
loadedSong = null;
_IsPlaying = false;
}
public bool Open(PandoraSong file) {
try {
Close();
graphBuilder = (IGraphBuilder)new FilterGraph();
// create interface objects for various actions
mediaControl = (IMediaControl)graphBuilder;
mediaEventEx = (IMediaEventEx)graphBuilder;
mediaSeeking = (IMediaSeeking)graphBuilder;
mediaPosition = (IMediaPosition)graphBuilder;
basicAudio = (IBasicAudio)graphBuilder;
int hr = 0;
StartEventLoop();
//hr = graphBuilder.AddFilter(
// Have the graph builder construct its the appropriate graph automatically
hr = graphBuilder.RenderFile(file.AudioURL, null);
DsError.ThrowExceptionForHR(hr);
// maintain previous volume level so it persists from track to track
if (PreviousVolume != null)
Volume = (double)PreviousVolume;
loadedSong = file;
return true;
}
catch (Exception) {
return false;
}
}
private void ShowSongContext(PandoraSong song)
{
if (song.IsAdvertisement) return;
IDialogbox dialog = (IDialogbox)GUIWindowManager.GetWindow((int)GUIWindow.Window.WINDOW_DIALOG_MENU);
dialog.Reset();
dialog.SetHeading("Song Options - " + song.Title);
GUIListItem thumbsUpItem = new GUIListItem("I like this song.");
dialog.Add(thumbsUpItem);
GUIListItem thumbsDownItem = new GUIListItem("I don't like this song.");
dialog.Add(thumbsDownItem);
GUIListItem tempBanItem = new GUIListItem("I am tired of this song.");
dialog.Add(tempBanItem);
dialog.DoModal(GUIWindowManager.ActiveWindow);
GUIListItem whySelectedItem = new GUIListItem("Why was this song selected?");
//dialog.Add(whySelectedItem);
GUIListItem moveSongItem = new GUIListItem("Move Song to Another Station...");
dialog.Add(moveSongItem);
if (dialog.SelectedId == thumbsUpItem.ItemId) {
RateSong(song, PandoraRating.Love);
}
else if (dialog.SelectedId == thumbsDownItem.ItemId) {
RateSong(song, PandoraRating.Hate);
}
else if (dialog.SelectedId == whySelectedItem.ItemId) {
// todo: show the reason song was selected
}
else if (dialog.SelectedId == moveSongItem.ItemId) {
PandoraStation newStation = ShowStationChooser();
if (newStation != null) {
// todo: move song to new station
}
}
else if (dialog.SelectedId == tempBanItem.ItemId) {
TemporarilyBanSong(song);
}
}
public void TemporarilyBanSong(PandoraSong song)
{
try {
Core.MusicBox.TemporarilyBanSong(song);
if (song == Core.MusicBox.CurrentSong)
PlayNextTrack();
UpdateGUI();
}
catch (Exception ex) {
GracefullyFail(ex);
}
}
public void RateSong(PandoraSong song, PandoraRating rating)
{
try {
Core.MusicBox.RateSong(song, rating);
if (rating == PandoraRating.Hate && song == Core.MusicBox.CurrentSong)
PlayNextTrack();
UpdateGUI();
}
catch (Exception ex) {
GracefullyFail(ex);
}
}
public void GetSongLength(PandoraUser user, PandoraSong song)
{
GetSongLength(user, song, null);
}
public void AddTiredSong(PandoraSession session, PandoraSong song)
{
AddTiredSong(session, song, null);
}
public PandoraSongFeedback RateSong(PandoraSession session, PandoraStation station, PandoraSong song, PandoraRating rating, WebProxy proxy)
{
if (session == null || session.User == null) throw new PandoraException("User must be logged in to make this request.");
PandoraSongFeedback feedbackObj = (PandoraSongFeedback)ExecuteRequest(new AddFeedbackRequest(session, station.Token, song.Token, rating == PandoraRating.Love), proxy);
song.Rating = rating;
return feedbackObj;
}
public PandoraSongFeedback RateSong(PandoraSession session, PandoraStation station, PandoraSong song, PandoraRating rating)
{
return RateSong(session, station, song, rating, null);
}
/// <summary>
/// Returns true if the given PandoraSong is still valid. Links will expire after an unspecified
/// number of hours.
/// </summary>
public bool IsValid(PandoraSong song, WebProxy proxy)
{
try {
WebRequest request = WebRequest.Create(song.AudioURL);
if (proxy != null) request.Proxy = proxy;
request.Method = "HEAD";
using (WebResponse response = request.GetResponse()) {
long bytes = response.ContentLength;
}
return true;
}
catch (WebException) {
return false;
}
}
/// <summary>
/// Returns true if the given PandoraSong is still valid. Links will expire after an unspecified
/// number of hours.
/// </summary>
public bool IsValid(PandoraSong song)
{
return IsValid(song, null);
}