public void TestUPnPSongArtistContains()
{
string text = "(upnp:class derivedfrom \"object.item.audioItem\" and (dc:creator contains \"four\" or upnp:artist contains \"five \\\" six\"))";
SearchExp exp = SearchParser.Parse(text);
IList <Guid> types = new List <Guid>();
IFilter filter = SearchParser.Convert(exp, types);
Console.WriteLine(text + " -> filter=" + filter + " types=[" + string.Join(",", types) + "]");
Assert.Contains(AudioAspect.ASPECT_ID, (ICollection)types, "Types");
Assert.IsTrue(filter is BooleanCombinationFilter, "Top level");
BooleanCombinationFilter topFilter = filter as BooleanCombinationFilter;
Assert.AreEqual(BooleanOperator.Or, topFilter.Operator, "Top level operator");
Assert.IsTrue(topFilter.Operands is IList <IFilter>, "Top level");
IList <IFilter> operands = (IList <IFilter>)topFilter.Operands;
Assert.IsTrue(operands[0] is LikeFilter, "First operand");
LikeFilter filter1 = (LikeFilter)operands[0];
Assert.AreEqual(AudioAspect.ATTR_ARTISTS, filter1.AttributeType, "Attribute");
Assert.AreEqual("%four%", filter1.Expression, "Expression");
Assert.IsTrue(operands[0] is LikeFilter, "Second operand");
LikeFilter filter2 = (LikeFilter)operands[1];
Assert.AreEqual(AudioAspect.ATTR_ARTISTS, filter2.AttributeType, "Attribute");
Assert.AreEqual("%five \" six%", filter2.Expression, "Expression");
}
public void TestUPnPImage()
{
string text = "upnp:class derivedfrom \"object.item.imageItem\" and @refID exists false";
SearchExp exp = SearchParser.Parse(text);
IList <Guid> types = new List <Guid>();
IFilter filter = SearchParser.Convert(exp, types);
Console.WriteLine(text + " -> filter=" + filter + " types=[" + string.Join(",", types) + "]");
Assert.Contains(ImageAspect.ASPECT_ID, (ICollection)types, "Types");
}
public void TestUPnPTitle()
{
string text = "(dc:title contains \"two\")";
SearchExp exp = SearchParser.Parse(text);
IList <Guid> types = new List <Guid>();
IFilter filter = SearchParser.Convert(exp, types);
Console.WriteLine(text + " -> filter=" + filter + " types=[" + string.Join(",", types) + "]");
Assert.IsTrue(filter is LikeFilter, "Filter");
LikeFilter filter1 = filter as LikeFilter;
Assert.AreEqual(MediaAspect.ATTR_TITLE, filter1.AttributeType, "Attribute");
Assert.AreEqual("%two%", filter1.Expression, "Expression");
}
public void TestUPnPAlbumContains()
{
string text = "(upnp:class = \"object.container.album.musicAlbum\" and dc:title contains \"three\")";
SearchExp exp = SearchParser.Parse(text);
IList <Guid> types = new List <Guid>();
IFilter filter = SearchParser.Convert(exp, types);
Console.WriteLine(text + " -> filter=" + filter + " types=[" + string.Join(",", types) + "]");
Assert.Contains(AudioAspect.ASPECT_ID, (ICollection)types, "Types");
Assert.IsTrue(filter is LikeFilter, "Filter");
LikeFilter filter1 = filter as LikeFilter;
Assert.AreEqual(AudioAspect.ATTR_ALBUM, filter1.AttributeType, "Attribute");
Assert.AreEqual("%three%", filter1.Expression, "Expression");
}
public void TestUPnPTrackContains()
{
string text = "(upnp:class derivedfrom \"object.item.audioItem\" and dc:title contains \"nine\")";
SearchExp exp = SearchParser.Parse(text);
IList <Guid> types = new List <Guid>();
IFilter filter = SearchParser.Convert(exp, types);
Console.WriteLine(text + " -> filter=" + filter + " types=[" + string.Join(",", types) + "]");
Assert.Contains(AudioAspect.ASPECT_ID, (ICollection)types, "Types");
Assert.IsTrue(filter is LikeFilter, "Filter");
LikeFilter filter1 = filter as LikeFilter;
Assert.AreEqual(MediaAspect.ATTR_TITLE, filter1.AttributeType, "Attribute");
Assert.AreEqual("%nine%", filter1.Expression, "Expression");
}
private static UPnPError OnSearch(DvAction action, IList <object> inParams, out IList <object> outParams, CallContext context)
{
outParams = new List <object>();
string objectId = "?";
try
{
// In parameters
objectId = (string)inParams[0];
var searchCriteria = inParams[1].ToString();
var filter = inParams[2].ToString();
var startingIndex = Convert.ToUInt32(inParams[3]);
var requestedCount = Convert.ToUInt32(inParams[4]);
var sortCriteria = (string)inParams[5];
string fileRequest;
if (objectId.Contains('/'))
{
fileRequest = objectId.Substring(objectId.IndexOf('/') + 1);
objectId = objectId.Substring(0, objectId.IndexOf('/') - 1);
}
Logger.Debug(
"MediaServer - entry OnSearch(objectId=\"{0}\",searchCriteria=\"{1}\",filter=\"{2}\",startingIndex=\"{3}\",requestedCount=\"{4}\",sortCriteria=\"{5}\")",
objectId, searchCriteria, filter, startingIndex, requestedCount, sortCriteria);
// Out parameters
int numberReturned = 0;
int totalMatches = 0;
IPAddress ip = ProfileManager.ResolveIpAddress(context.Request?.RemoteIpAddress);
EndPointSettings deviceClient = ProfileManager.DetectProfileAsync(context.Request).Result;
if (deviceClient?.Profile == null)
{
return(null);
}
deviceClient.InitializeAsync(ip.ToString()).Wait();
GenericContentDirectoryFilter deviceFilter = GenericContentDirectoryFilter.GetContentFilter(deviceClient.Profile.DirectoryContentFilter);
var newObjectId = deviceFilter.FilterObjectId(objectId, true);
if (newObjectId == null)
{
Logger.Debug("MediaServer: Request for container ID {0} ignored", objectId);
return(null);
}
if (objectId != newObjectId)
{
Logger.Debug("MediaServer: Request for container ID {0} intercepted, changing it to {1}", objectId, newObjectId);
objectId = newObjectId;
}
//TODO: DNLA clients use this ID to determine if the any content was changed/added to the container since last request
int containterUpdateId = 0;
SearchExp exp = SearchParser.Parse(searchCriteria);
ISet <Guid> necessaryMIATypes = new HashSet <Guid>();
necessaryMIATypes.Add(MediaAspect.ASPECT_ID);
necessaryMIATypes.Add(ProviderResourceAspect.ASPECT_ID);
IFilter searchFilter = SearchParser.Convert(exp, necessaryMIATypes);
ISet <Guid> optionalMIATypes = new HashSet <Guid>();
if (necessaryMIATypes.Contains(VideoAspect.ASPECT_ID) == false)
{
optionalMIATypes.Add(VideoAspect.ASPECT_ID);
optionalMIATypes.Add(VideoStreamAspect.ASPECT_ID);
}
if (necessaryMIATypes.Contains(AudioAspect.ASPECT_ID) == false)
{
optionalMIATypes.Add(AudioAspect.ASPECT_ID);
}
if (necessaryMIATypes.Contains(ImageAspect.ASPECT_ID) == false)
{
optionalMIATypes.Add(ImageAspect.ASPECT_ID);
}
optionalMIATypes.Add(DirectoryAspect.ASPECT_ID);
optionalMIATypes.Add(SeriesAspect.ASPECT_ID);
optionalMIATypes.Add(SeasonAspect.ASPECT_ID);
BasicContainer tempContainer = new BasicContainer("TEMP", deviceClient);
searchFilter = tempContainer.AppendUserFilter(searchFilter, necessaryMIATypes);
MediaItemQuery searchQuery = new MediaItemQuery(necessaryMIATypes, optionalMIATypes, searchFilter);
searchQuery.Offset = startingIndex;
searchQuery.Limit = requestedCount;
Logger.Debug("MediaServer - OnSearch query {0}", searchQuery);
IList <MediaItem> items = ServiceRegistration.Get <IMediaLibrary>().Search(searchQuery, true, deviceClient.UserId ?? deviceClient.ClientId, false);
var msgBuilder = new GenericDidlMessageBuilder();
var o = deviceClient.RootContainer.FindObject(objectId);
if (o == null)
{
// We failed to find the container requested
// throw error!
throw new ArgumentException("ObjectID not found");
}
IEnumerable <IDirectoryObject> objects = items
.OrderBy(s => MediaItemAspect.TryGetAspect(s.Aspects, MediaAspect.Metadata, out var aspect) ? aspect.GetAttributeValue <string>(MediaAspect.ATTR_SORT_TITLE) : "")
.Select(item => MediaLibraryHelper.InstansiateMediaLibraryObject(item, (BasicContainer)o));
msgBuilder.BuildAll(filter, objects);
numberReturned = items.Count;
totalMatches = items.Count;
var xml = msgBuilder.ToString();
outParams = new List <object>(4)
{
xml, numberReturned, totalMatches, containterUpdateId
};
Logger.Debug(
"MediaServer - exit OnSearch(objectId=\"{0}\"...) = (numberReturned=\"{1}\",totalMatches=\"{2}\",containerUpdateId=\"{3}\") {4}",
objectId, numberReturned, totalMatches, containterUpdateId, xml);
}
catch (Exception ex)
{
Logger.Error("MediaServer - OnSearch(objectId=\"{0}\"...) error", ex, objectId);
}
// This upnp action doesn't have a return type.
return(null);
}