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using System.Collections.Generic;
using System.Text;
using Emby.Dlna.Common;
using Emby.Dlna.Server;
namespace Emby.Dlna.Service
{
public class ServiceXmlBuilder
{
public string GetXml(IEnumerable<ServiceAction> actions, IEnumerable<StateVariable> stateVariables)
{
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, actions);
AppendServiceStateTable(builder, stateVariables);
builder.Append("</scpd>");
return builder.ToString();
}
private static void AppendActionList(StringBuilder builder, IEnumerable<ServiceAction> actions)
{
builder.Append("<actionList>");
foreach (var item in actions)
{
builder.Append("<action>");
builder.Append("<name>" + DescriptionXmlBuilder.Escape(item.Name ?? string.Empty) + "</name>");
builder.Append("<argumentList>");
foreach (var argument in item.ArgumentList)
{
builder.Append("<argument>");
builder.Append("<name>" + DescriptionXmlBuilder.Escape(argument.Name ?? string.Empty) + "</name>");
builder.Append("<direction>" + DescriptionXmlBuilder.Escape(argument.Direction ?? string.Empty) + "</direction>");
builder.Append("<relatedStateVariable>" + DescriptionXmlBuilder.Escape(argument.RelatedStateVariable ?? string.Empty) + "</relatedStateVariable>");
builder.Append("</argument>");
}
builder.Append("</argumentList>");
builder.Append("</action>");
}
builder.Append("</actionList>");
}
private static void AppendServiceStateTable(StringBuilder builder, IEnumerable<StateVariable> stateVariables)
{
builder.Append("<serviceStateTable>");
foreach (var item in stateVariables)
{
var sendEvents = item.SendsEvents ? "yes" : "no";
builder.Append("<stateVariable sendEvents=\"" + sendEvents + "\">");
builder.Append("<name>" + DescriptionXmlBuilder.Escape(item.Name ?? string.Empty) + "</name>");
builder.Append("<dataType>" + DescriptionXmlBuilder.Escape(item.DataType ?? string.Empty) + "</dataType>");
if (item.AllowedValues.Length > 0)
{
builder.Append("<allowedValueList>");
foreach (var allowedValue in item.AllowedValues)
{
builder.Append("<allowedValue>" + DescriptionXmlBuilder.Escape(allowedValue) + "</allowedValue>");
}
builder.Append("</allowedValueList>");
}
builder.Append("</stateVariable>");
}
builder.Append("</serviceStateTable>");
}
}
}
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