public static DeezerJsonFilter BuildFilterFromQuery(string query)
{
DeezerJsonFilter filter = null;
try
{
// A filter string was specified by the user, so try to parse its fields ...
// Instead of old-school parse using string.Split or regex, we use JSON, it is cooler :)
string jsonSearchBody = query;
jsonSearchBody = jsonSearchBody.Replace("artist:", ",\"artist\":");
jsonSearchBody = jsonSearchBody.Replace("album:", ",\"album\":");
jsonSearchBody = jsonSearchBody.Replace("track:", ",\"track\":");
jsonSearchBody = jsonSearchBody.Trim(",".ToCharArray());
string jsonSearch = string.Format("{{{0}}}", jsonSearchBody);
filter = JsonConvert.DeserializeObject <DeezerJsonFilter>(jsonSearch);
}
catch
{
filter = null;
}
return(filter);
}
protected override List <OnlineMediaItem> Search(OnlineContentSearchParameters searchParams, ManualResetEvent abortEvent)
{
List <OnlineMediaItem> results = new List <OnlineMediaItem>();
if (abortEvent.WaitOne(5))
{
return(results);
}
if (HasValidConfig)
{
string userAccessToken = ProTONEConfig.DeezerUserAccessToken;
string applicationId = ProTONEConfig.DeezerApplicationId;
string deezerApiEndpoint = ProTONEConfig.DeezerApiEndpoint;
DeezerRuntime dzr = new DeezerRuntime(deezerApiEndpoint, userAccessToken, applicationId);
if (_dzr != dzr)
{
_dzr = dzr;
}
searchParams.Filter = OnlineContentSearchFilter.None;
bool isFilteredSearch = false;
isFilteredSearch |= searchParams.SearchText.Contains("artist:");
isFilteredSearch |= searchParams.SearchText.Contains("track:");
isFilteredSearch |= searchParams.SearchText.Contains("album:");
DeezerJsonFilter filter = null;
if (isFilteredSearch)
{
filter = BuildFilterFromQuery(searchParams.SearchText);
}
List <Track> tracks = _dzr.ExecuteSearch(searchParams.SearchText, abortEvent);
if (tracks != null)
{
foreach (var t in tracks)
{
try
{
DeezerTrackItem dti = new DeezerTrackItem
{
Album = (t.Album != null) ? t.Album.Title : String.Empty,
Artist = (t.Artist != null) ? t.Artist.Name : string.Empty,
Title = t.Title ?? string.Empty,
Url = string.Format("dzmedia:///track/{0}", t.Id),
Duration = t.Duration
};
bool shouldAddTrack = true;
if (DeezerJsonFilter.IsNullOrEmpty(filter) == false)
{
if (shouldAddTrack && string.IsNullOrEmpty(filter.Artist) == false)
{
shouldAddTrack &= dti.Artist.ToLowerInvariant().Contains(filter.Artist);
}
if (shouldAddTrack && string.IsNullOrEmpty(filter.Album) == false)
{
shouldAddTrack &= dti.Album.ToLowerInvariant().Contains(filter.Album);
}
if (shouldAddTrack && string.IsNullOrEmpty(filter.Title) == false)
{
shouldAddTrack &= dti.Title.ToLowerInvariant().Contains(filter.Title);
}
}
if (shouldAddTrack)
{
results.Add(dti);
}
}
catch (Exception ex)
{
Logger.LogException(ex);
}
}
}
}
if (abortEvent.WaitOne(5))
{
return(results);
}
SortResults(ref results);
return(results);
}
public static bool IsNullOrEmpty(DeezerJsonFilter flt)
{
return(flt == null || flt.IsEmpty);
}