private static void FindSongs(string path, ref SongLocations songs)
{
if (Directory.Exists(path))
{
string[] files = null;
try
{
files = Directory.GetFiles(path);
}
catch(UnauthorizedAccessException ex)
{
}
if (files != null)
{
foreach (string file in files)
{
FileInfo fileInfo = new FileInfo(file);
if ((fileInfo.Extension.Equals(".mp3")) || (fileInfo.Extension.Equals(".MP3")))
{
TagLib.File tagFile = null;
SongLoc song = new SongLoc();
try
{
tagFile = new TagLib.Aac.File(file);
}
catch { }
string songName = null;
if (tagFile != null)
songName = tagFile.Tag.Title;
else
songName = fileInfo.Name.Replace('_', ' ').Substring(0, fileInfo.Name.IndexOf('.'));
song.Location = fileInfo.FullName;
if (songName == null)
continue;
song.Name = songName;
songs.Add(song);
}
}
}
string[] directories = null;
try
{
directories = Directory.GetDirectories(path);
}
catch (UnauthorizedAccessException ex) { }
if (directories != null)
{
foreach (string directory in directories)
{
FindSongs(directory, ref songs);
}
}
}
}
public static void BuildDatabase(ref SongLocations songs)
{
XDocument SongDB = new XDocument();
SongDB.Declaration = new XDeclaration("1.0", UTF8Encoding.ASCII.ToString(), "yes");
XElement songsElem = new XElement("Songs");
SongDB.Add(songsElem);
// Find Drives
DriveInfo[] drives = DriveInfo.GetDrives();
foreach (DriveInfo driveInfo in drives)
{
if(driveInfo.DriveType.Equals(DriveType.Fixed))
FindSongs(driveInfo.Name, ref songs);
}
foreach (SongLoc song in songs)
{
string name = song.Name;
RemoveNoise(ref name);
if (name.Equals(""))
name = "Unknown";
name = name.Replace('-', ' ');
name = name.Replace('_', ' ');
char[] separator = new char[] { '[', ']', '{', '}' };
string[] tokens = name.Split(separator);
if (tokens.Count() > 0)
{
foreach (string str in tokens)
{
string temp = str.Trim();
if (!temp.Equals(""))
song.Name = temp;
}
}
else
{
song.Name = name;
}
CreateSongStructure(ref songsElem, song);
}
SongDB.Save("SongDB.xml");
}
public void BuildGrammar(SongLocations songs)
{
Grammar songsGrammar = null;
int count = songs.Count;
string[] phrases = new string[count];
for (int i = 0; i < count; i++)
{
string name = songs[i].Name.Replace('_', ' ');
phrases.SetValue(name, i);
}
Choices choices = new Choices();
choices.Add(phrases);
choices.Add("stop, pause");
GrammarBuilder thisGB = new GrammarBuilder(choices);
songsGrammar = new Grammar(thisGB);
}
