/// <summary>
/// Parses and returns Song object for specifi radio station or NULL!
/// </summary>
/// <param name="radio"></param>
public static Song Parse(RadioStationItem radio)
{
Song song = new Song();
song.PlayedAt = DateTime.Now;
try
{
//Log4cs.Log(Importance.Debug, "Radio [{1}]{0}{2}", Environment.NewLine, radio.RadioName, radio.RawStationResponse);
if(!string.IsNullOrEmpty(radio.RawStationResponse))
{
int offset = 0;
if( !string.IsNullOrEmpty(radio.beforeTitle) )
{
// Use to place song title and artist position
offset = radio.RawStationResponse.IndexOf(radio.beforeTitle, StringComparison.CurrentCultureIgnoreCase);
}
// Get song title
Match m = radio.TitleRegex.Match(radio.RawStationResponse, offset);
if(m.Success)
{
song.Title = m.Groups[radio.TitlePositon].ToString();
song.Title = StripTags(song.Title).Trim();
// TODO: clean HTML entities method
song.Title = song.Title.Replace("#039;", "'");
}
// Get song artist
m = radio.ArtistRegex.Match(radio.RawStationResponse, offset);
if(m.Success)
{
song.Artist = m.Groups[radio.ArtistPositon].ToString();
song.Artist = StripTags(song.Artist).Trim();
song.Artist = song.Artist.Replace("#039;", "'");
}
}
} catch(Exception ex)
{
Log4cs.Log(Importance.Error, "Error parsing response from radio station!");
Log4cs.Log(Importance.Debug, ex.ToString());
song = null;
}
return song;
}
/// <summary>
/// Adds song to playlist, returns whether song is new
/// </summary>
/// <param name="song"></param>
public bool Add(Song song)
{
// Skip if both artist and title are empty (some kind of parsing error)
if( song == null || (string.IsNullOrEmpty(song.Artist) && string.IsNullOrEmpty(song.Title)) )
{
return false;
}
Song lastSong = GetLast(song.Radio.RadioName);
if((lastSong == null) || !lastSong.Artist.Equals(song.Artist) || !lastSong.Title.Equals(song.Title))
{
Log4cs.Log(Importance.Debug, "Adding new song on {0}: {1} - {2}", song.Radio.RadioName, song.Artist, song.Title);
_arPlayedSongs.Add(song);
return true;
} else
{
Log4cs.Log(Importance.Debug, "Song {0} - {1} is currently playing on {2}", song.Artist, song.Title, song.Radio.RadioName);
}
return false;
}
void OnSongParsed(RadioStationItem radio, Song song)
{
// Playlist returns true if need to display song
if(_playlist.Add(song))
{
Debug("New song on radio {0}: {1}-{2}", radio.RadioName, song.Artist, song.Title);
}
}