private bool IsValidTrack(Track t)
{
return !string.IsNullOrEmpty(t.Position);
}
public static Track ReadTrack(XElement el)
{
el.AssertName("track");
el.AssertNoAttributes();
Track result = new Track();
foreach (XElement e in el.Elements())
{
if (e.Name == "position")
{
e.AssertOnlyText();
result.Position = e.Value;
}
else if (e.Name == "title")
{
e.AssertOnlyText();
result.Title = e.Value;
}
else if (e.Name == "duration")
{
e.AssertOnlyText();
result.Duration = e.Value;
}
else if (e.Name == "artists")
{
result.Artists = e.Elements().Select(a => ReadReleaseArtist(a)).ToArray();
}
else if (e.Name == "extraartists")
{
result.ExtraArtists = e.Elements().Select(a => ReadExtraArtist(a)).ToArray();
}
else
{
throw new Exception("Unknown track element: " + e.Name);
}
}
return result;
}
private Track ReadTrack()
{
this.XmlReader.AssertElementStart("track");
Track track = new Track();
while (true)
{
this.XmlReader.AssertRead();
if (this.XmlReader.IsElementEnd("track"))
{
break;
}
if (this.XmlReader.IsElementStart("position"))
{
if (!this.XmlReader.IsEmptyElement)
{
this.XmlReader.AssertRead();
track.Position = this.XmlReader.ReadContentAsString();
}
}
else if (this.XmlReader.IsElementStart("title"))
{
if (!this.XmlReader.IsEmptyElement)
{
this.XmlReader.AssertRead();
track.Title = this.XmlReader.ReadContentAsString();
}
}
else if (this.XmlReader.IsElementStart("duration"))
{
if (!this.XmlReader.IsEmptyElement)
{
this.XmlReader.AssertRead();
track.Duration = this.XmlReader.ReadContentAsString();
}
}
else if (this.XmlReader.IsStartElement("extraartists"))
{
track.ExtraArtists = this.ReadExtraArtists();
}
else if (this.XmlReader.IsElementStart("artists"))
{
track.Artists = this.ReadReleaseArtists();
}
else
{
this.ThrowInvalidFormatException();
}
}
return track;
}
public TrackAggregate(Track track)
{
this.track = track;
}
private Track ReadReleaseTrack(JObject source)
{
Track track = new Track();
foreach (var item in source)
{
var v = item.Value;
switch (item.Key)
{
case "duration":
track.Duration = v.Value<string>();
break;
case "position":
track.Position = v.Value<string>();
break;
case "title":
track.Title = v.Value<string>();
break;
case "artists":
track.Artists = this.ReadReleaseArtists(v.Value<JArray>());
break;
case "extraartists":
track.ExtraArtists = this.ReadExtraArtists(v.Value<JArray>());
break;
default:
this.ThrowIfStrict("Unknown key: " + item.Key);
break;
}
}
return track;
}
