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jellyfin/MediaBrowser.Dlna/Server/ContentDirectoryXmlBuilder.cs

236 lines
6.8 KiB

using MediaBrowser.Dlna.Common;
using MediaBrowser.Model.Dlna;
using System.Collections.Generic;
using System.Security;
using System.Text;
namespace MediaBrowser.Dlna.Server
{
public class ContentDirectoryXmlBuilder
{
private readonly DeviceProfile _profile;
public ContentDirectoryXmlBuilder(DeviceProfile profile)
{
_profile = profile;
}
public string GetXml()
{
var builder = new StringBuilder();
builder.Append("<?xml version=\"1.0\"?>");
builder.Append("<scpd xmlns=\"urn:schemas-upnp-org:service-1-0\">");
builder.Append("<specVersion>");
builder.Append("<major>1</major>");
builder.Append("<minor>0</minor>");
builder.Append("</specVersion>");
AppendActionList(builder);
AppendServiceStateTable(builder);
builder.Append("</scpd>");
return builder.ToString();
}
private void AppendActionList(StringBuilder builder)
{
builder.Append("<actionList>");
foreach (var item in new ServiceActionListBuilder().GetActions())
{
builder.Append("<action>");
builder.Append("<name>" + SecurityElement.Escape(item.Name ?? string.Empty) + "</name>");
builder.Append("<argumentList>");
foreach (var argument in item.ArgumentList)
{
builder.Append("<argument>");
builder.Append("<name>" + SecurityElement.Escape(argument.Name ?? string.Empty) + "</name>");
builder.Append("<direction>" + SecurityElement.Escape(argument.Direction ?? string.Empty) + "</direction>");
builder.Append("<relatedStateVariable>" + SecurityElement.Escape(argument.RelatedStateVariable ?? string.Empty) + "</relatedStateVariable>");
builder.Append("</argument>");
}
builder.Append("</argumentList>");
builder.Append("</action>");
}
builder.Append("</actionList>");
}
private void AppendServiceStateTable(StringBuilder builder)
{
builder.Append("<serviceStateTable>");
foreach (var item in GetStateVariables())
{
var sendEvents = item.SendsEvents ? "yes" : "no";
builder.Append("<stateVariable sendEvents=\"" + sendEvents + "\">");
builder.Append("<name>" + SecurityElement.Escape(item.Name ?? string.Empty) + "</name>");
builder.Append("<dataType>" + SecurityElement.Escape(item.DataType ?? string.Empty) + "</dataType>");
if (item.AllowedValues.Count > 0)
{
builder.Append("<allowedValueList>");
foreach (var allowedValue in item.AllowedValues)
{
builder.Append("<allowedValue>" + SecurityElement.Escape(allowedValue) + "</allowedValue>");
}
builder.Append("</allowedValueList>");
}
builder.Append("</stateVariable>");
}
builder.Append("</serviceStateTable>");
}
private IEnumerable<StateVariable> GetStateVariables()
{
var list = new List<StateVariable>();
list.Add(new StateVariable
{
Name = "A_ARG_TYPE_SortCriteria",
DataType = "string",
SendsEvents = false
});
list.Add(new StateVariable
{
Name = "A_ARG_TYPE_UpdateID",
DataType = "ui4",
SendsEvents = false
});
list.Add(new StateVariable
{
Name = "A_ARG_TYPE_SearchCriteria",
DataType = "string",
SendsEvents = false
});
list.Add(new StateVariable
{
Name = "A_ARG_TYPE_Filter",
DataType = "string",
SendsEvents = false
});
list.Add(new StateVariable
{
Name = "A_ARG_TYPE_Result",
DataType = "string",
SendsEvents = false
});
list.Add(new StateVariable
{
Name = "A_ARG_TYPE_Index",
DataType = "ui4",
SendsEvents = false
});
list.Add(new StateVariable
{
Name = "A_ARG_TYPE_ObjectID",
DataType = "string",
SendsEvents = false
});
list.Add(new StateVariable
{
Name = "SortCapabilities",
DataType = "string",
SendsEvents = false
});
list.Add(new StateVariable
{
Name = "SearchCapabilities",
DataType = "string",
SendsEvents = false
});
list.Add(new StateVariable
{
Name = "A_ARG_TYPE_Count",
DataType = "ui4",
SendsEvents = false
});
list.Add(new StateVariable
{
Name = "A_ARG_TYPE_BrowseFlag",
DataType = "string",
SendsEvents = false,
AllowedValues = new List<string>
{
"BrowseMetadata",
"BrowseDirectChildren"
}
});
list.Add(new StateVariable
{
Name = "SystemUpdateID",
DataType = "ui4",
SendsEvents = true
});
list.Add(new StateVariable
{
Name = "A_ARG_TYPE_BrowseLetter",
DataType = "string",
SendsEvents = false
});
list.Add(new StateVariable
{
Name = "A_ARG_TYPE_CategoryType",
DataType = "ui4",
SendsEvents = false
});
list.Add(new StateVariable
{
Name = "A_ARG_TYPE_RID",
DataType = "ui4",
SendsEvents = false
});
list.Add(new StateVariable
{
Name = "A_ARG_TYPE_PosSec",
DataType = "ui4",
SendsEvents = false
});
list.Add(new StateVariable
{
Name = "A_ARG_TYPE_Featurelist",
DataType = "string",
SendsEvents = false
});
return list;
}
public override string ToString()
{
return GetXml();
}
}
}