/*
    File: ExportItunesArtwork.js 
 
    Version: 1.0 
 
    Copyright © 2010 Edward Presutti (intellidick.com), All Rights Reserved
*/ 
 
/* iTunes delcarations */
var ITTrackKindFile		= 1;
 
var ITArtworkFormatUnknown	= 0;
var ITArtworkFormatJPEG		= 1;
var ITArtworkFormatPNG		= 2;
var ITArtworkFormatBMP		= 3;
 
var	iTunesApp = WScript.CreateObject("iTunes.Application");
var	mainLibrary = iTunesApp.LibraryPlaylist;
var	tracks = mainLibrary.Tracks;
var	numTracks = tracks.Count;
var	fso = WScript.CreateObject("Scripting.FileSystemObject");
 
while (numTracks != 0)
{
	var	currTrack = tracks.Item(numTracks);	
 
	// is this a file track?
	if (currTrack.Kind == ITTrackKindFile)
	{
		// yes, does it have an empty location?
		if (currTrack.Location != "")
		{
			// no, let's get some artwork
			var artwork = currTrack.Artwork;
			var numArt = artwork.Count;
 
			while (numArt != 0)
			{
				var art = artwork.Item(numArt);
				// WScript.Echo("Album : " + currTrack.Album + ", Artwork Description : " + art.Description);
				var f = fso.GetFile(currTrack.Location);
				// WScript.Echo("Path : " + f.ParentFolder);
				var extension;
				switch (art.Format)
				{
					case ITArtworkFormatJPEG:
						extension = ".jpg";
						break;
					case ITArtworkFormatPNG:
						extension = ".png";
						break;
					case ITArtworkFormatBMP:
						extension = ".bmp";
						break;
				}
 
				if (art.Format != ITArtworkFormatUnknown)
				{
					var fname = f.ParentFolder + "\\" + "Folder" + extension;
					if (!(fso.FileExists(fname)))
					{
						WScript.Echo("Saving artwork : " + fname);
						art.SaveArtworkToFile(fname);
					}
				}
 
				numArt--;
			}
 
		}
	}
 
	numTracks--;
}