private void getLyricsURL(string Artist, string Title, LyricsCallback Callback)
{
if (lyrics.ContainsKey(Artist + Title))
{
string s = lyrics[Artist + Title];
if (s == Net.FAILED_TOKEN)
{
if (StringUtil.HasParentheticalChars(Title))
{
getLyricsURL(Artist, StringUtil.RemoveParentheticalChars(Title), Callback);
}
else
{
Callback(Net.FAILED_TOKEN);
}
}
else
{
Callback(s);
}
}
else
{
getLyricsImpl(Artist, Title, Callback);
}
}
private void getLyricsImpl(string Artist, string Title, LyricsCallback Callback)
{
if (Artist.Length > 0 && Title.Length > 0)
{
string url = LyricWiki.URL + String.Format("{0}:{1}", HttpUtility.UrlEncode(Artist.Replace(' ', '_')), HttpUtility.UrlEncode(Title.Replace(' ', '_')));
string result = Net.Get(url).Trim();
if (result.Length == 0)
{
result = Net.FAILED_TOKEN;
}
else if (result.StartsWith("not found", StringComparison.InvariantCultureIgnoreCase))
{
result = Net.FAILED_TOKEN;
}
if (result != Net.FAILED_TOKEN)
{
lyrics.Add(Artist + Title, result);
}
if (result == Net.FAILED_TOKEN)
{
if (StringUtil.HasParentheticalChars(Title))
{
getLyricsURL(Artist, StringUtil.RemoveParentheticalChars(Title), Callback);
}
else
{
Callback(Net.FAILED_TOKEN);
}
}
else
{
string s = extractLyrics(result);
if (s == String.Empty)
{
s = Net.FAILED_TOKEN;
}
Callback(s);
}
}
else
{
Callback(Net.FAILED_TOKEN);
}
}
public void GetLyrics(Track Track, LyricsCallback Callback)
{
getLyricsURL(Track.Artist, Track.Title, Callback);
}
