/// <summary>
/// Given a DIDL-Lite document in string form, this method
/// creates a set of subtrees that represent the document.
/// </summary>
/// <param name="DidlLiteXml"></param>
/// <returns>
/// arraylist of
/// <see cref="DvMediaItem"/> or
/// <see cref="DvMediaContainer"/> objects.
/// </returns>
/// <exception cref="OpenSource.UPnP.AV.CdsMetadata.Error_BadMetadata">
/// Thrown when the DIDL-Lite is not well formed or not compliant
/// with ContentDirectory specifications.
/// </exception>
public static ArrayList BuildMediaBranches(string DidlLiteXml)
{
ArrayList newBranches = MediaBuilder.BuildMediaBranches(DidlLiteXml, typeof(DvMediaItem), typeof(DvMediaContainer));
//recurse the branches and ensure all have tracking on
foreach (IDvMedia dvm in newBranches)
{
EnableMetadataTracking(dvm);
}
return(newBranches);
}
protected void URIMetaDataChangedSink(AVTransportLastChange sender)
{
if (sender.CurrentURIMetaData != "" && sender.CurrentURIMetaData != "NOT_IMPLEMENTED")
{
ArrayList a = MediaBuilder.BuildMediaBranches(sender.CurrentURIMetaData);
if (a.Count > 0)
{
// Since new metadata was evented, we need to update the container, and then
// update the current item
_Container = (IMediaContainer)a[0];
UpdateCurrentItem();
}
}
}
/// <summary>
/// Given a DIDL-Lite document in string form, this method
/// creates a set of subtrees that represent the document.
/// </summary>
/// <param name="DidlLiteXml"></param>
/// <returns>
/// arraylist of
/// <see cref="CpMediaItem"/> or
/// <see cref="CpMediaContainer"/> objects.
/// </returns>
/// <exception cref="OpenSource.UPnP.AV.CdsMetadata.Error_BadMetadata">
/// Thrown when the DIDL-Lite is not well formed or not compliant
/// with ContentDirectory specifications.
/// </exception>
public static ArrayList BuildMediaBranches(string DidlLiteXml)
{
return(MediaBuilder.BuildMediaBranches(DidlLiteXml, typeof(CpMediaItem), typeof(CpMediaContainer)));
}
/// <summary>
/// Performs a Browse invocation.
/// </summary>
/// <param name="input"></param>
/// <param name="test"></param>
/// <param name="arg"></param>
/// <param name="cds"></param>
/// <param name="stats"></param>
/// <returns></returns>
public static CdsBrowseSearchResults Browse(BrowseInput input, CdsSubTest test, CdsSubTestArgument arg, CpContentDirectory cds, CdsResult_BrowseStats stats)
{
CdsBrowseSearchResults results = new CdsBrowseSearchResults();
results.SetError(UPnPTestStates.Pass);
results.ResultErrors = new ArrayList();
arg._TestGroup.AddEvent(LogImportance.Remark, test.Name, "\"" + test.Name + "\" about to do " + input.PrintBrowseParams() + ".");
try
{
cds.Sync_Browse(input.ObjectID, input.BrowseFlag, input.Filter, input.StartingIndex, input.RequestedCount, input.SortCriteria, out results.Result, out results.NumberReturned, out results.TotalMatches, out results.UpdateID);
}
catch (UPnPInvokeException error)
{
results.InvokeError = error;
}
if (results.InvokeError == null)
{
arg._TestGroup.AddEvent(LogImportance.Remark, test.Name, "\"" + test.Name + "\" completed " + input.PrintBrowseParams() + " with no errors returned by the device.");
}
else
{
arg._TestGroup.AddEvent(LogImportance.Remark, test.Name, "\"" + test.Name + "\" completed " + input.PrintBrowseParams() + " with the device returning an error.");
}
stats.TotalBrowseRequests++;
ArrayList branches = null;
if (results.InvokeError == null)
{
try
{
if (results.Result != null)
{
if (results.Result != "")
{
bool schemaOK = CheckDidlLiteSchema(results.Result);
if (schemaOK)
{
results.MediaObjects = branches = MediaBuilder.BuildMediaBranches(results.Result, typeof(MediaItem), typeof(MediaContainer), true);
if (branches.Count != results.NumberReturned)
{
results.ResultErrors.Add(new CdsException(input.PrintBrowseParams() + " has the \"Result\" argument indicating the presence of " + branches.Count + " media objects but the request returned NumberReturned=" + results.NumberReturned + "."));
}
if (input.BrowseFlag == CpContentDirectory.Enum_A_ARG_TYPE_BrowseFlag.BROWSEMETADATA)
{
if (branches.Count != 1)
{
results.ResultErrors.Add(new CdsException(input.PrintBrowseParams() + " has the \"Result\" argument indicating the presence of " + branches.Count + " media objects but the request should have only returned 1 media object."));
}
}
foreach (IUPnPMedia mobj in branches)
{
IMediaContainer imc = mobj as IMediaContainer;
if (imc != null)
{
if (imc.CompleteList.Count > 0)
{
StringBuilder offendingList = new StringBuilder();
int offenses = 0;
foreach (IUPnPMedia offending in imc.CompleteList)
{
if (offenses > 0)
{
offendingList.Append(",");
}
offendingList.AppendFormat("\"{0}\"", offending.ID);
offenses++;
}
results.ResultErrors.Add(new CdsException(input.PrintBrowseParams() + " has the \"Result\" argument with a declared container (ID=\"" + imc.ID + "\") element that also includes its immediate children. Illegally declared media objects in the response are: " + offendingList.ToString()));
}
}
}
}
}
}
}
catch (Exception error2)
{
results.ResultErrors.Add(error2);
if (results.MediaObjects == null)
{
results.MediaObjects = new ArrayList();
}
}
}
// log any errors
if ((results.InvokeError != null) || (results.ResultErrors.Count > 0))
{
LogErrors(arg._TestGroup, test, input, "Browse", results.InvokeError, results.ResultErrors);
results.SetError(UPnPTestStates.Failed);
}
return(results);
}
