protected override void AppendSpecificMessage(StringBuilder builder)
{
builder.Append("<ObjectID>").Append(ObjectID).Append("</ObjectID>").Append("\r\n")
.Append("<BrowseFlag>").Append(BrowseFlag.ToString()).Append("</BrowseFlag>").Append("\r\n")
.Append("<Filter>").Append(Filter).Append("</Filter>").Append("\r\n")
.Append("<StartingIndex>").Append(StartingIndex).Append("</StartingIndex>").Append("\r\n")
.Append("<RequestedCount>").Append(RequestedCount).Append("</RequestedCount>").Append("\r\n")
.Append("<SortCriteria>").Append(SortCriteria).Append("</SortCriteria>").Append("\r\n");
}
public string Browse (string objectId, BrowseFlag browseFlag, string filter, uint startingIndex, uint requestedCount, string sortCriteria, out uint numberReturned, out uint totalMatches, out uint updateId)
{
if (browseFlag < BrowseFlag.BrowseMetadata || browseFlag > BrowseFlag.BrowseDirectChildren)
throw new ArgumentOutOfRangeException ("browseFlag");
var in_arguments = new Arguments (
"ObjectID", objectId,
"BrowseFlag", browseFlag.ToString (),
"Filter", filter,
"StartingIndex", startingIndex.ToString (),
"RequestedCount", requestedCount.ToString (),
"SortCriteria", sortCriteria);
var action_result = controller.Actions["Browse"].Invoke (in_arguments, 2);
numberReturned = uint.Parse (action_result["NumberReturned"]);
totalMatches = uint.Parse (action_result["TotalMatches"]);
updateId = uint.Parse (action_result["UpdateID"]);
return action_result["Result"];
}
public string Browse(string objectId, BrowseFlag browseFlag, string filter, uint startingIndex, uint requestedCount, string sortCriteria, out uint numberReturned, out uint totalMatches, out uint updateId)
{
if (browseFlag < BrowseFlag.BrowseMetadata || browseFlag > BrowseFlag.BrowseDirectChildren)
{
throw new ArgumentOutOfRangeException("browseFlag");
}
var in_arguments = new Arguments(
"ObjectID", objectId,
"BrowseFlag", browseFlag.ToString(),
"Filter", filter,
"StartingIndex", startingIndex.ToString(),
"RequestedCount", requestedCount.ToString(),
"SortCriteria", sortCriteria);
var action_result = controller.Actions["Browse"].Invoke(in_arguments, 2);
numberReturned = uint.Parse(action_result["NumberReturned"]);
totalMatches = uint.Parse(action_result["TotalMatches"]);
updateId = uint.Parse(action_result["UpdateID"]);
return(action_result["Result"]);
}
private async Task <string> BuildXmlAsync()
{
var browseActionXml =
new XDocument(
new XDeclaration("1.0", "utf-8", "yes"),
new XElement(envelopeNs + "Envelope",
new XAttribute(XNamespace.Xmlns + "s", envelopeNs),
new XElement(envelopeNs + "Body",
new XElement(upnpNs + "Browse",
new XAttribute(XNamespace.Xmlns + "u", upnpNs),
new XElement("ObjectID", new XText(ObjectId)),
new XElement("BrowseFlag", new XText(BrowseFlag.ToString())),
new XElement("Filter", new XText(Filter.ToString())),
new XElement("StartingIndex", new XText(StartingIndex.ToString())),
new XElement("RequestedCount", new XText(RequestedCount.ToString())),
new XElement("SortCriteria", new XText(""))))));
using (var memory = new MemoryStream())
{
using (var writer = XmlWriter.Create(memory, new XmlWriterSettings()
{
Indent = true, Encoding = Encoding.UTF8
}))
{
browseActionXml.WriteTo(writer);
writer.Flush();
}
memory.Flush();
memory.Seek(0, SeekOrigin.Begin);
using (var reader = new StreamReader(memory))
{
return(await reader.ReadToEndAsync());
}
}
}