public bool TryMerge(IDictionary <Guid, IList <MediaItemAspect> > extractedAspects, IDictionary <Guid, IList <MediaItemAspect> > existingAspects)
{
try
{
EpisodeInfo existing = new EpisodeInfo();
EpisodeInfo extracted = new EpisodeInfo();
//Extracted aspects
IList <MultipleMediaItemAspect> providerResourceAspects;
if (!MediaItemAspect.TryGetAspects(extractedAspects, ProviderResourceAspect.Metadata, out providerResourceAspects))
{
return(false);
}
//Existing aspects
IList <MultipleMediaItemAspect> existingProviderResourceAspects;
MediaItemAspect.TryGetAspects(existingAspects, ProviderResourceAspect.Metadata, out existingProviderResourceAspects);
//Don't merge virtual resources
if (!providerResourceAspects.Where(p => p.GetAttributeValue <int>(ProviderResourceAspect.ATTR_TYPE) == ProviderResourceAspect.TYPE_VIRTUAL).Any())
{
//Replace if existing is a virtual resource
if (existingProviderResourceAspects.Where(p => p.GetAttributeValue <int>(ProviderResourceAspect.ATTR_TYPE) == ProviderResourceAspect.TYPE_VIRTUAL).Any())
{
//Don't allow merge of subtitles into virtual item
if (extractedAspects.ContainsKey(SubtitleAspect.ASPECT_ID) && !extractedAspects.ContainsKey(VideoStreamAspect.ASPECT_ID))
{
return(false);
}
MediaItemAspect.SetAttribute(existingAspects, MediaAspect.ATTR_ISVIRTUAL, false);
MediaItemAspect.SetAttribute(existingAspects, MediaAspect.ATTR_ISSTUB,
providerResourceAspects.Where(p => p.GetAttributeValue <int>(ProviderResourceAspect.ATTR_TYPE) == ProviderResourceAspect.TYPE_STUB).Any());
existingAspects.Remove(ProviderResourceAspect.ASPECT_ID);
foreach (Guid aspect in extractedAspects.Keys)
{
if (!existingAspects.ContainsKey(aspect))
{
existingAspects.Add(aspect, extractedAspects[aspect]);
}
}
existing.FromMetadata(existingAspects);
extracted.FromMetadata(extractedAspects);
existing.MergeWith(extracted, true);
existing.SetMetadata(existingAspects);
return(true);
}
//Merge
if (providerResourceAspects.Where(p => p.GetAttributeValue <int>(ProviderResourceAspect.ATTR_TYPE) == ProviderResourceAspect.TYPE_STUB).Any())
{
if (providerResourceAspects.Where(p => p.GetAttributeValue <int>(ProviderResourceAspect.ATTR_TYPE) == ProviderResourceAspect.TYPE_STUB).Any() ||
existingProviderResourceAspects.Where(p => p.GetAttributeValue <int>(ProviderResourceAspect.ATTR_TYPE) == ProviderResourceAspect.TYPE_STUB).Any())
{
MediaItemAspect.SetAttribute(existingAspects, MediaAspect.ATTR_ISVIRTUAL, false);
MediaItemAspect.SetAttribute(existingAspects, MediaAspect.ATTR_ISSTUB, true);
if (!ResourceAspectMerger.MergeVideoResourceAspects(extractedAspects, existingAspects))
{
return(false);
}
}
}
}
existing.FromMetadata(existingAspects);
extracted.FromMetadata(extractedAspects);
existing.MergeWith(extracted, true);
existing.SetMetadata(existingAspects);
if (!ResourceAspectMerger.MergeVideoResourceAspects(extractedAspects, existingAspects))
{
return(false);
}
return(true);
}
catch (Exception e)
{
// Only log at the info level here - And simply return false. This lets the caller know that we
// couldn't perform our task here.
ServiceRegistration.Get <ILogger>().Info("EpisodeMergeHandler: Exception merging resources (Text: '{0}')", e.Message);
return(false);
}
}
