reactos/irc/TechBot/TechBot.Library/NtStatusCommand.cs

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2.4 KiB
C#
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using System;
using System.Xml;
namespace TechBot.Library
{
public class NtStatusCommand : BaseCommand, ICommand
{
private IServiceOutput serviceOutput;
private string ntstatusXml;
private XmlDocument ntstatusXmlDocument;
public NtStatusCommand(IServiceOutput serviceOutput,
string ntstatusXml)
{
this.serviceOutput = serviceOutput;
this.ntstatusXml = ntstatusXml;
ntstatusXmlDocument = new XmlDocument();
ntstatusXmlDocument.Load(ntstatusXml);
}
public bool CanHandle(string commandName)
{
return CanHandle(commandName,
new string[] { "ntstatus" });
}
public void Handle(MessageContext context,
string commandName,
string parameters)
{
string ntstatusText = parameters;
if (ntstatusText.Equals(String.Empty))
{
serviceOutput.WriteLine(context,
"Please provide a valid NTSTATUS value.");
return;
}
NumberParser np = new NumberParser();
long ntstatus = np.Parse(ntstatusText);
if (np.Error)
{
serviceOutput.WriteLine(context,
String.Format("{0} is not a valid NTSTATUS value.",
ntstatusText));
return;
}
string description = GetNtstatusDescription(ntstatus);
if (description != null)
{
serviceOutput.WriteLine(context,
String.Format("{0} is {1}.",
ntstatusText,
description));
}
else
{
serviceOutput.WriteLine(context,
String.Format("I don't know about NTSTATUS {0}.",
ntstatusText));
}
}
public string Help()
{
return "!ntstatus <value>";
}
public string GetNtstatusDescription(long ntstatus)
{
XmlElement root = ntstatusXmlDocument.DocumentElement;
XmlNode node = root.SelectSingleNode(String.Format("Ntstatus[@value='{0}']",
ntstatus.ToString("X8")));
if (node != null)
{
XmlAttribute text = node.Attributes["text"];
if (text == null)
throw new Exception("Node has no text attribute.");
return text.Value;
}
else
return null;
}
}
}