private void RenderPlaylistTracks(List<FileInfo> mediaFiles, PlaylistType playlist, bool shuffle)
{
List<TrackType> trackList = new List<TrackType>();
string songPathPrefix = string.Format("{0}/Handlers/Song.ashx?",
this.Request.ApplicationPath.TrimEnd('/'));
string imagePathPrefix = string.Format("{0}/Handlers/CoverArt.ashx?",
this.Request.ApplicationPath.TrimEnd('/'));
foreach (FileInfo mediaFileInfo in mediaFiles)
{
if (!mediaFileInfo.Exists)
continue;
TrackType trackInfo = new TrackType();
try
{
UltraID3 mp3Info = new UltraID3();
mp3Info.Read(mediaFileInfo.FullName);
if (!mp3Info.ID3v23Tag.FoundFlag && !mp3Info.ID3v23Tag.FoundFlag)
{
// No tags
trackInfo.title = mediaFileInfo.Name.Substring(0, mediaFileInfo.Name.Length - mediaFileInfo.Extension.Length);
}
else
{
// Image
if (mp3Info.ID3v23Tag.FoundFlag)
{
ID3FrameCollection pictureFrames = mp3Info.ID3v23Tag.Frames.GetFrames(MultipleInstanceFrameTypes.Picture);
if(pictureFrames.Count > 0) // File has picture
trackInfo.image = imagePathPrefix + HttpContext.Current.Server.UrlEncode(mediaFileInfo.FullName);
}
// Title
if (mp3Info.Title == null || mp3Info.Title.Length == 0)
trackInfo.title = mediaFileInfo.Name.Substring(0, mediaFileInfo.Name.Length - mediaFileInfo.Extension.Length - 1);
else
trackInfo.title = mp3Info.Title;
trackInfo.album = mp3Info.Album;
trackInfo.creator = mp3Info.Artist;
trackInfo.annotation = mp3Info.Comments;
if (mp3Info.TrackNum.HasValue)
trackInfo.trackNum = mp3Info.TrackNum.Value.ToString();
}
}
catch
{
trackInfo.title = mediaFileInfo.Name.Substring(0, mediaFileInfo.Name.Length - mediaFileInfo.Extension.Length);
}
trackInfo.location = new string[1];
trackInfo.location[0] = songPathPrefix + HttpContext.Current.Server.UrlEncode(mediaFileInfo.FullName);
if (trackInfo.title != null && trackInfo.title.Length > 0)
trackList.Add(trackInfo);
if (trackInfo.image == null || trackInfo.image.Length == 0)
trackInfo.image = string.Format("{0}/Images/NoCoverArt.jpg", this.Request.ApplicationPath.TrimEnd('/'));
//System.GC.Collect();
}
playlist.trackList = trackList.ToArray();
if (shuffle)
UtilityMethods.ShuffleArray(playlist.trackList);
}
private void GeneratePlaylist(DirectoryInfo dir, bool recursive, bool shuffle)
{
this.Response.Buffer = false;
this.Response.ContentType = "application/xspf+xml";
this.Response.Cache.SetCacheability(shuffle ? HttpCacheability.NoCache : HttpCacheability.Private);
//if (!shuffle)
// this.Response.Cache.SetLastModified(dir.LastAccessTime);
PlaylistType playlist = new PlaylistType();
this.RenderPlaylistHeader(dir, playlist);
List<FileInfo> mediaFiles = new List<FileInfo>();
FindMediaFiles(mediaFiles, dir, recursive);
this.RenderPlaylistTracks(mediaFiles, playlist, shuffle);
this.Response.ContentEncoding = System.Text.ASCIIEncoding.UTF8;
XmlSerializer ser = new XmlSerializer(playlist.GetType());
ser.Serialize(this.Response.Output, playlist);
}
private void RenderPlaylistHeader(DirectoryInfo dir, PlaylistType playlist)
{
playlist.title = dir.Name;
playlist.creator = "UltiDev playlist generator";
playlist.annotation = "Playlist generated on the fly from local media files.";
playlist.info = new Uri(dir.FullName).ToString();
playlist.location = HttpContext.Current.Server.UrlEncode(this.Request.Url.ToString());
string folderImageFilePath = Path.Combine(dir.FullName, "folder.jpg");
if (File.Exists(folderImageFilePath))
playlist.image = string.Format("{0}/Handlers/CoverArt.ashx?FolderImage={1}",
this.Request.ApplicationPath.TrimEnd('/'), folderImageFilePath);
playlist.date = DateTime.UtcNow;
}
private void GeneratePlaylist(DirectoryInfo dir, bool recursive, bool shuffle)
{
this.Response.Buffer = false;
this.Response.ContentType = "application/xspf+xml";
// Allow caching of the non-shuffled playlists.
// Shuffled ones should be cached because they change every time.
// Note: since v. 2.0 we have stopped generating shuffled lists
// and instead generated regular lists and tell the player to do
// shuffling on its own.
this.Response.Cache.SetCacheability(shuffle ? HttpCacheability.NoCache : HttpCacheability.Private);
//if (!shuffle)
// this.Response.Cache.SetLastModified(dir.LastAccessTime);
PlaylistType playlist = new PlaylistType();
this.RenderPlaylistHeader(dir, playlist);
List<FileInfo> mediaFiles = new List<FileInfo>();
UtilityMethods.FindMediaFiles(mediaFiles, dir, recursive);
this.RenderPlaylistTracks(mediaFiles, playlist, shuffle);
this.Response.ContentEncoding = System.Text.ASCIIEncoding.UTF8;
XmlSerializer ser = new XmlSerializer(playlist.GetType());
ser.Serialize(this.Response.Output, playlist);
}
