/// <summary>
/// Allows the caller to incrementally browse the native hierarchy of the Content Directory objects exposed by the <see cref="ContentDirectoryService"/>, including
/// information listing the classes of objects available in any particular object container.
/// </summary>
/// <param name="objectId">
/// Object currently being browsed. An ObjectID value of zero corresponds to the root object of the Content Directory.
/// </param>
/// <param name="browseFlag">
/// Specifies a browse option to be used for browsing the Content Directory.
/// </param>
/// <param name="filter">
/// The comma-separated list of property specifiers (including namespaces) indicates which metadata properties are to be
/// returned in the results from browsing or searching.
/// </param>
/// <param name="startingIndex">
/// Starting zero based offset to enumerate children under the container specified by <paramref name="objectId"/>. Must be 0 if <paramref name="browseFlag"/> is equal
/// to <see cref="BrowseFlag.BrowseMetadata"/>.
/// </param>
/// <param name="requestedCount">
/// Requested number of entries under the object specified by <paramref name="objectId"/>. The value '0' indicates request all entries.
/// </param>
/// <param name="sortCriteria">
/// A CSV list of signed property names, where signed means preceded by ‘+’ or ‘-’ sign. The ‘+’ and ‘-’Indicate the sort is in ascending or descending order,
/// respectively, with regard to the value of its associated property. Properties appear in the list in order of descending sort priority.
/// </param>
/// <exception cref="WebException">
/// An error occurred when sending request to service.
/// </exception>
/// <exception cref="FormatException">
/// Received result is in a bad format.
/// </exception>
/// <exception cref="UPnPServiceException">
/// An internal service error occurred when executing request.
/// </exception>
public async Task <BrowseResult> BrowseAsync(string objectId, BrowseFlag browseFlag, string filter, int startingIndex, int requestedCount, string sortCriteria)
{
var arguments = new Dictionary <string, object>
{
{ "ObjectID", objectId },
{ "BrowseFlag", browseFlag },
{ "Filter", filter },
{ "StartingIndex", startingIndex },
{ "RequestedCount", requestedCount },
{ "SortCriteria", sortCriteria },
};
var response = await this.InvokeActionAsync("Browse", arguments);
var resultXml = response["Result"];
var mediaObjects = ParseMediaObjects(resultXml);
var result = new BrowseResult
{
Result = mediaObjects,
NumberReturned = Convert.ToInt32(response["NumberReturned"]),
TotalMatches = Convert.ToInt32(response["TotalMatches"]),
UpdateId = Convert.ToUInt32(response["UpdateId"])
};
return(result);
}
protected override string Browse(string objectId,
BrowseFlag browseFlag,
string filter,
int startIndex,
int requestCount,
string sortCriteria,
out int numberReturned,
out int totalMatches,
out string updateId)
{
var serializer = new ResultsSerializer(this.serializer);
var @object = GetObject(objectId);
if (browseFlag == BrowseFlag.BrowseDirectChildren)
{
numberReturned = VisitChildren(child => serializer.Serialize(child),
@object.Id, startIndex, requestCount, sortCriteria, out totalMatches);
}
else
{
serializer.Serialize(@object);
numberReturned = 1;
totalMatches = 1;
}
updateId = "0";
return(serializer.ToString());
}
internal void Browse(Dictionary <string, string> headers, string objectID, BrowseFlag browseFlag, string filter, uint startingIndex,
uint requestedCount, string sortCriteria, out string result, out string numberReturned, out string totalMatches)
{
string host = headers.ContainsKey("host") ? "http://" + headers["host"] : string.Empty;
StringBuilder sb = new StringBuilder();
HashSet <string> filterSet = null;
if (filter != "*")
{
filterSet = new HashSet <string>(filter.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries), StringComparer.OrdinalIgnoreCase);
}
int id;
string parameters;
if (!ParseIdAndParams(objectID, out id, out parameters))
{
throw new SoapException(402, "Invalid Args");
}
using (XmlWriter writer = XmlWriter.Create(sb, new XmlWriterSettings()
{
OmitXmlDeclaration = true
}))
{
writer.WriteStartElement("DIDL-Lite", "urn:schemas-upnp-org:metadata-1-0/DIDL-Lite/");
writer.WriteAttributeString("xmlns", "dc", null, "http://purl.org/dc/elements/1.1/");
writer.WriteAttributeString("xmlns", "upnp", null, "urn:schemas-upnp-org:metadata-1-0/upnp/");
writer.WriteAttributeString("xmlns", "sec", null, "http://www.sec.co.kr/dlna");
writer.WriteAttributeString("xmlns", "av", null, "urn:schemas-sony-com:av");
using (SqlCeConnection conn = new SqlCeConnection(this.dbConnectionString))
using (DataContext context = new DataContext(conn))
{
Item mainObject = context.GetTable <Item>().FirstOrDefault(a => a.Id == id);
if (mainObject == null)
{
throw new SoapException(701, "No such object");
}
if (browseFlag == BrowseFlag.BrowseMetadata)
{
mainObject.BrowseMetadata(writer, this.settings, host, parameters, filterSet);
numberReturned = "1";
totalMatches = "1";
}
else
{
mainObject.BrowseDirectChildren(writer, this.settings, host, parameters, filterSet,
startingIndex, requestedCount, sortCriteria, out numberReturned, out totalMatches);
}
}
writer.WriteEndElement();
}
result = sb.ToString();
}
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");
}
protected override string Browse(string objectId,
BrowseFlag browseFlag,
string filter,
int startIndex,
int requestCount,
string sortCriteria,
out int numberReturned,
out int totalMatches,
out string updateId)
{
throw new System.NotImplementedException();
}
protected override string Browse (string objectId,
BrowseFlag browseFlag,
string filter,
int startIndex,
int requestCount,
string sortCriteria,
out int numberReturned,
out int totalMatches,
out string updateId)
{
throw new System.NotImplementedException();
}
internal void Browse(Dictionary <string, string> headers, string objectId, BrowseFlag browseFlag, string filter, uint startingIndex,
uint requestedCount, string sortCriteria, out string result, out string numberReturned, out string totalMatches)
{
string host = headers.ContainsKey("host") ? "http://" + headers["host"] : string.Empty;
StringBuilder sb = new StringBuilder();
HashSet <string> filterSet = null;
if (filter != "*")
{
filterSet = new HashSet <string>(filter.Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries), StringComparer.OrdinalIgnoreCase);
}
Item mainObject = null;
string[] idParams = objectId.Split(new[] { '_' }, 2, StringSplitOptions.RemoveEmptyEntries);
mainObject = _rootItems;
using (XmlWriter writer = XmlWriter.Create(sb, new XmlWriterSettings {
OmitXmlDeclaration = true
}))
{
writer.WriteStartElement("DIDL-Lite", "urn:schemas-upnp-org:metadata-1-0/DIDL-Lite/");
writer.WriteAttributeString("xmlns", "dc", null, "http://purl.org/dc/elements/1.1/");
writer.WriteAttributeString("xmlns", "upnp", null, "urn:schemas-upnp-org:metadata-1-0/upnp/");
writer.WriteAttributeString("xmlns", "av", null, "urn:schemas-sony-com:av");
try
{
if (browseFlag == BrowseFlag.BrowseMetadata)
{
mainObject.BrowseMetadata(writer, idParams.Length > 1 ? idParams[1] : string.Empty, host,
filterSet);
numberReturned = "1";
totalMatches = "1";
}
else
{
(mainObject as ItemContainer).BrowseDirectChildren(writer,
idParams.Length > 1 ? idParams[1] : string.Empty, startingIndex, requestedCount,
sortCriteria, out numberReturned, out totalMatches, host, filterSet);
}
writer.WriteEndElement();
}
catch (Exception ex)
{
P2pProxyApp.Log.Write(ex.Message, TypeMessage.Error);
throw ex;
}
}
result = sb.ToString();
}
/// <summary>
/// Gets the string value for the AARGTYPEBrowseFlag state var from its enumeration value.
/// </summary>
/// <param name="value">The enumeration value to get the string value for.</param>
/// <returns>The string value for the enumeration, or string.empty if AARGTYPEBrowseFlagEnum.Invalid or out of range.</returns>
public static string ToStringAargtypeBrowseFlag(BrowseFlag value)
{
switch (value)
{
case BrowseFlag.BrowseMetadata:
return(CsAllowedValAargtypeBrowseFlagBrowseMetadata);
case BrowseFlag.BrowseDirectChildren:
return(CsAllowedValAargtypeBrowseFlagBrowseDirectChildren);
default:
return(String.Empty);
}
}
public virtual void Browse([UpnpArgument("ObjectID")] string objectId,
[UpnpArgument("BrowseFlag")] BrowseFlag browseFlag,
[UpnpArgument("Filter")] string filter,
[UpnpArgument("StartingIndex")] int startingIndex,
[UpnpArgument("RequestedCount")] int requestCount,
[UpnpArgument("SortCriteria")] string sortCriteria,
[UpnpArgument("Result")] out string result,
[UpnpArgument("NumberReturned")] out int numberReturned,
[UpnpArgument("TotalMatches")] out int totalMatches,
[UpnpArgument("UpdateID")] out string updateId)
{
result = Browse(objectId, browseFlag, filter, startingIndex, requestCount,
sortCriteria, out numberReturned, out totalMatches, out updateId);
}
internal void Browse(Dictionary<string, string> headers, string objectId, BrowseFlag browseFlag, string filter, uint startingIndex,
uint requestedCount, string sortCriteria, out string result, out string numberReturned, out string totalMatches)
{
string host = headers.ContainsKey("host") ? "http://" + headers["host"] : string.Empty;
StringBuilder sb = new StringBuilder();
HashSet<string> filterSet = null;
if (filter != "*")
filterSet = new HashSet<string>(filter.Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries), StringComparer.OrdinalIgnoreCase);
Item mainObject = null;
string[] idParams = objectId.Split(new[] { '_' }, 2, StringSplitOptions.RemoveEmptyEntries);
mainObject = _rootItems;
using (XmlWriter writer = XmlWriter.Create(sb, new XmlWriterSettings {OmitXmlDeclaration = true}))
{
writer.WriteStartElement("DIDL-Lite", "urn:schemas-upnp-org:metadata-1-0/DIDL-Lite/");
writer.WriteAttributeString("xmlns", "dc", null, "http://purl.org/dc/elements/1.1/");
writer.WriteAttributeString("xmlns", "upnp", null, "urn:schemas-upnp-org:metadata-1-0/upnp/");
writer.WriteAttributeString("xmlns", "av", null, "urn:schemas-sony-com:av");
try
{
if (browseFlag == BrowseFlag.BrowseMetadata)
{
mainObject.BrowseMetadata(writer, idParams.Length > 1 ? idParams[1] : string.Empty, host,
filterSet);
numberReturned = "1";
totalMatches = "1";
}
else
{
(mainObject as ItemContainer).BrowseDirectChildren(writer,
idParams.Length > 1 ? idParams[1] : string.Empty, startingIndex, requestedCount,
sortCriteria, out numberReturned, out totalMatches, host, filterSet);
}
writer.WriteEndElement();
}
catch (Exception ex)
{
P2pProxyApp.Log.Write(ex.Message, TypeMessage.Error);
throw ex;
}
}
result = sb.ToString();
}
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"]);
}
/// <summary>
/// Executes the Browse action.
/// </summary>
/// <param name="objectId">In value for the ObjectID action parameter.</param>
/// <param name="browseFlag">In value for the BrowseFlag action parameter.</param>
/// <param name="filter">In value for the Filter action parameter.</param>
/// <param name="startingIndex">In value for the StartingIndex action parameter.</param>
/// <param name="requestedCount">In value for the RequestedCount action parameter.</param>
/// <param name="sortCriteria">In value for the SortCriteria action parameter.</param>
public async Task <ActionResult> Browse(String objectId, BrowseFlag browseFlag, String filter,
UInt32 startingIndex, UInt32 requestedCount, String sortCriteria)
{
var loIn = new object[6];
loIn[0] = objectId;
loIn[1] = ContendDirectoryExtensions.ToStringAargtypeBrowseFlag(browseFlag);
loIn[2] = filter;
loIn[3] = startingIndex;
loIn[4] = requestedCount;
loIn[5] = sortCriteria;
var action = new SoapAction
{
ArgNames = new[] { "ObjectID", "BrowseFlag", "Filter", "StartingIndex", "RequestedCount", "SortCriteria" },
Name = CsActionBrowse,
ExpectedReplyCount = 4
};
var result = await InvokeActionAsync(action, loIn);
// TODO: check for execption
return(new ActionResult(result.XElement));
}
/// <summary>
/// Executes the Browse action.
/// </summary>
/// <param name="objectID">In value for the ObjectID action parameter.</param>
/// <param name="browseFlag">In value for the BrowseFlag action parameter.</param>
/// <param name="filter">In value for the Filter action parameter.</param>
/// <param name="startingIndex">In value for the StartingIndex action parameter.</param>
/// <param name="requestedCount">In value for the RequestedCount action parameter.</param>
/// <param name="sortCriteria">In value for the SortCriteria action parameter.</param>
/// <param name="result">Out value for the Result action parameter.</param>
/// <param name="numberReturned">Out value for the NumberReturned action parameter.</param>
/// <param name="totalMatches">Out value for the TotalMatches action parameter.</param>
/// <param name="updateID">Out value for the UpdateID action parameter.</param>
public async Task <BrowseResult <T> > Browse <T>(String objectID, BrowseFlag browseFlag, String filter, UInt32 startingIndex, UInt32 requestedCount, String sortCriteria)
{
object[] loIn = new object[6];
loIn[0] = objectID;
loIn[1] = Extensions.ContendDirectoryExtensions.ToStringAARGTYPEBrowseFlag(browseFlag);
loIn[2] = filter;
loIn[3] = startingIndex;
loIn[4] = requestedCount;
loIn[5] = sortCriteria;
var action = new SOAPAction()
{
ArgNames = new string[] { "ObjectID", "BrowseFlag", "Filter", "StartingIndex", "RequestedCount", "SortCriteria" },
Name = csAction_Browse,
ExpectedReplyCount = 4
};
var result = await InvokeActionAsync(action, loIn);
if (result.Error == null)
{
var bResult = new BrowseResult <T>(result.Data);
// TEMP
if (typeof(T).Equals(typeof(QueueItem)))
{
foreach (var item in bResult.Result)
{
QueueItem q = (QueueItem)(object)item;
q.AlbumArtUri = base.Description.BaseAddress.Scheme + "://" +
base.Description.BaseAddress.Host + ":" +
base.Description.BaseAddress.Port + q.AlbumArtUri;
}
}
return(bResult);
}
return(new BrowseResult <T>());
}
public abstract void BrowseCore(string objectID, BrowseFlag browseFlag, string filter, uint startingIndex, uint requestedCount, string sortCriteria, out string result, out uint numberReturned, out uint totalMatches, out uint updateID);
protected abstract string Browse(string objectId, BrowseFlag browseFlag, string filter, int startIndex,
int requestCount, string sortCriteria, out int numberReturned,
out int totalMatches, out string updateId);
public abstract void BrowseCore(string objectID, BrowseFlag browseFlag, string filter, uint startingIndex, uint requestedCount, string sortCriteria, out string result, out uint numberReturned, out uint totalMatches, out uint updateID);
protected abstract string Browse (string objectId, BrowseFlag browseFlag, string filter, int startIndex,
int requestCount, string sortCriteria, out int numberReturned,
out int totalMatches, out string updateId);
public Task <ActionResult> Browse(string objectId, uint startingIndex, uint requestedCount, BrowseFlag browseFlag = BrowseFlag.BrowseDirectChildren)
{
const string filter = "dc:title,res,dc:creator,upnp:artist,upnp:album,upnp:albumArtURI";
return(CurrentCoordinator
.MediaServer
.ContentDirectory1Service
.Browse(objectId, browseFlag, filter, startingIndex, requestedCount, ""));
}
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());
}
}
}
/// <summary>
/// Allows the caller to incrementally browse the native hierarchy of the Content Directory objects exposed by the <see cref="ContentDirectoryService"/>, including
/// information listing the classes of objects available in any particular object container.
/// </summary>
/// <param name="objectId">
/// Object currently being browsed. An ObjectID value of zero corresponds to the root object of the Content Directory.
/// </param>
/// <param name="browseFlag">
/// Specifies a browse option to be used for browsing the Content Directory.
/// </param>
/// <param name="filter">
/// The comma-separated list of property specifiers (including namespaces) indicates which metadata properties are to be
/// returned in the results from browsing or searching.
/// </param>
/// <param name="startingIndex">
/// Starting zero based offset to enumerate children under the container specified by <paramref name="objectId"/>. Must be 0 if <paramref name="browseFlag"/> is equal
/// to <see cref="BrowseFlag.BrowseMetadata"/>.
/// </param>
/// <param name="requestedCount">
/// Requested number of entries under the object specified by <paramref name="objectId"/>. The value '0' indicates request all entries.
/// </param>
/// <param name="sortCriteria">
/// A CSV list of signed property names, where signed means preceded by ‘+’ or ‘-’ sign. The ‘+’ and ‘-’Indicate the sort is in ascending or descending order,
/// respectively, with regard to the value of its associated property. Properties appear in the list in order of descending sort priority.
/// </param>
/// <exception cref="WebException">
/// An error occurred when sending request to service.
/// </exception>
/// <exception cref="FormatException">
/// Received result is in a bad format.
/// </exception>
/// <exception cref="UPnPServiceException">
/// An internal service error occurred when executing request.
/// </exception>
public async Task<BrowseResult> BrowseAsync(string objectId, BrowseFlag browseFlag, string filter, int startingIndex, int requestedCount, string sortCriteria)
{
var arguments = new Dictionary<string, object>
{
{"ObjectID", objectId},
{"BrowseFlag", browseFlag},
{"Filter", filter},
{"StartingIndex", startingIndex},
{"RequestedCount", requestedCount},
{"SortCriteria", sortCriteria},
};
var response = await this.InvokeActionAsync("Browse", arguments);
var resultXml = response["Result"];
var mediaObjects = ParseMediaObjects(resultXml);
var result = new BrowseResult
{
Result = mediaObjects,
NumberReturned = Convert.ToInt32(response["NumberReturned"]),
TotalMatches = Convert.ToInt32(response["TotalMatches"]),
UpdateId = Convert.ToUInt32(response["UpdateId"])
};
return result;
}
