Import TechBot

svn path=/trunk/; revision=13064

irc/TechBot/TechBot.Library/ApiCommand.cs

@@ -0,0 +1,319 @@
+using System;
+using System.IO;
+using System.Data;
+using System.Text.RegularExpressions;
+using HtmlHelp;
+using HtmlHelp.ChmDecoding;
+
+namespace TechBot.Library
+{
+	public class ApiCommand : BaseCommand, ICommand
+	{
+		private const bool IsVerbose = false;
+
+		private HtmlHelpSystem chm;
+		private IServiceOutput serviceOutput;
+		private string chmPath;
+		private string mainChm;
+		
+		public ApiCommand(IServiceOutput serviceOutput,
+		                  string chmPath,
+		                  string mainChm)
+		{
+			this.serviceOutput = serviceOutput;
+			this.chmPath = chmPath;
+			this.mainChm = mainChm;
+			Run();
+		}
+		
+		private void WriteIfVerbose(string message)
+		{
+			if (IsVerbose)
+				serviceOutput.WriteLine(message);
+		}
+
+		private void Run()
+		{
+			string CHMFilename = Path.Combine(chmPath, mainChm);
+			chm = new HtmlHelpSystem();
+			chm.OpenFile(CHMFilename, null);
+			
+			Console.WriteLine(String.Format("Loaded main CHM: {0}",
+			                                Path.GetFileName(CHMFilename)));
+			foreach (string filename in Directory.GetFiles(chmPath))
+			{
+				if (!Path.GetExtension(filename).ToLower().Equals(".chm"))
+					continue;
+				if (Path.GetFileName(filename).ToLower().Equals(mainChm))
+					continue;
+
+				Console.WriteLine(String.Format("Loading CHM: {0}",
+				                                Path.GetFileName(filename)));
+				try
+				{
+					chm.MergeFile(filename);
+				}
+				catch (Exception ex)
+				{
+					Console.WriteLine(String.Format("Could not load CHM: {0}. Exception {1}",
+					                                Path.GetFileName(filename),
+					                                ex));
+				}
+			}
+			Console.WriteLine(String.Format("Loaded {0} CHMs",
+			                                chm.FileList.Length));
+		}
+		
+		public bool CanHandle(string commandName)
+		{
+			return CanHandle(commandName,
+			                 new string[] { "api" });
+		}
+		
+		public void Handle(string commandName,
+		                   string parameters)
+		{
+			if (parameters.Trim().Equals(String.Empty))
+				DisplayNoKeyword();
+			else
+				Search(parameters);
+		}
+		
+		public string Help()
+		{
+			return "!api <apiname>";
+		}
+		
+		private bool SearchIndex(string keyword)
+		{
+			if (chm.HasIndex)
+			{
+				IndexItem item = chm.Index.SearchIndex(keyword,
+				                                       IndexType.KeywordLinks);
+				if (item != null && item.Topics.Count > 0)
+				{
+					WriteIfVerbose(String.Format("Keyword {0} found in index",
+					                             item.KeyWord));
+					IndexTopic indexTopic = item.Topics[0] as IndexTopic;
+					return DisplayResult(keyword, indexTopic);
+				}
+				else
+				{
+					WriteIfVerbose(String.Format("Keyword {0} not found in index",
+					                             keyword));
+					return false;
+				}
+			}
+			else
+				return false;
+		}
+
+		private void SearchFullText(string keyword)
+		{
+			string sort = "Rating ASC";
+/*
+			sort = "Location ASC");
+			sort = "Title ASC");
+*/
+			WriteIfVerbose(String.Format("Searching fulltext database for {0}",
+                                         keyword));
+
+			bool partialMatches = false;
+			bool titlesOnly = true;
+			int maxResults = 100;
+			DataTable results = chm.PerformSearch(keyword,
+			                                      maxResults,
+			                                      partialMatches,
+			                                      titlesOnly);
+			WriteIfVerbose(String.Format("results.Rows.Count = {0}",
+			                             results != null ?
+			                             results.Rows.Count.ToString() : "(none)"));
+			if (results != null && results.Rows.Count > 0)
+			{
+				results.DefaultView.Sort = sort;
+				if (!DisplayResult(keyword, results))
+				{
+					DisplayNoResult(keyword);
+				}
+			}
+			else
+			{
+				DisplayNoResult(keyword);
+			}
+		}
+
+		private void Search(string keyword)
+		{
+			if (!SearchIndex(keyword))
+			{
+				SearchFullText(keyword);
+			}
+		}
+		
+		private bool DisplayResult(string keyword,
+		                           IndexTopic indexTopic)
+		{
+			keyword = keyword.Trim().ToLower();
+			string url = indexTopic.URL;
+			WriteIfVerbose(String.Format("URL from index search {0}",
+                                         url));
+			string prototype = ExtractPrototype(url);
+			if (prototype == null || prototype.Trim().Equals(String.Empty))
+				return false;
+			string formattedPrototype = FormatPrototype(prototype);
+			serviceOutput.WriteLine(formattedPrototype);
+			return true;
+		}
+		
+		private bool DisplayResult(string keyword,
+		                           DataTable results)
+		{
+			keyword = keyword.Trim().ToLower();
+			for (int i = 0; i < results.DefaultView.Count; i++)
+			{
+				DataRowView row = results.DefaultView[i];
+				string title = row["Title"].ToString();
+				WriteIfVerbose(String.Format("Examining {0}", title));
+				if (title.Trim().ToLower().Equals(keyword))
+				{
+					string location = row["Location"].ToString();
+					string rating = row["Rating"].ToString();
+					string url = row["Url"].ToString();
+					string prototype = ExtractPrototype(url);
+					if (prototype == null || prototype.Trim().Equals(String.Empty))
+						continue;
+					string formattedPrototype = FormatPrototype(prototype);
+					serviceOutput.WriteLine(formattedPrototype);
+					return true;
+				}
+			}
+			return false;
+		}
+
+		private void DisplayNoResult(string keyword)
+		{
+			serviceOutput.WriteLine(String.Format("I don't know about keyword {0}", keyword));
+		}
+
+		private void DisplayNoKeyword()
+		{
+			serviceOutput.WriteLine("Please give me a keyword.");
+		}
+
+		private string ReplaceComments(string s)
+		{
+			return Regex.Replace(s, "//(.+)\r\n", "");
+		}
+
+		private string ReplaceLineEndings(string s)
+		{
+			return Regex.Replace(s, "(\r\n)+", " ");
+		}
+
+		private string ReplaceSpaces(string s)
+		{
+			return Regex.Replace(s, @" +", " ");
+		}
+		
+		private string ReplaceSpacesBeforeLeftParenthesis(string s)
+		{
+			return Regex.Replace(s, @"\( ", @"(");
+		}
+
+		private string ReplaceSpacesBeforeRightParenthesis(string s)
+		{
+			return Regex.Replace(s, @" \)", @")");
+		}
+
+		private string ReplaceSemicolon(string s)
+		{
+			return Regex.Replace(s, @";", @"");
+		}
+
+		private string FormatPrototype(string prototype)
+		{
+			string s = ReplaceComments(prototype);
+			s = ReplaceLineEndings(s);
+			s = ReplaceSpaces(s);
+			s = ReplaceSpacesBeforeLeftParenthesis(s);
+			s = ReplaceSpacesBeforeRightParenthesis(s);
+			s = ReplaceSemicolon(s);
+			return s;
+		}
+		
+		private string ExtractPrototype(string url)
+		{
+			string page = GetPage(url);
+			Match match = Regex.Match(page,
+			                          "<PRE class=\"?syntax\"?>(.+)</PRE>",
+			                          RegexOptions.Multiline |
+			                          RegexOptions.Singleline);
+			if (match.Groups.Count > 1)
+			{
+				string prototype = match.Groups[1].ToString();
+				return StripHtml(StripAfterSlashPre(prototype));
+			}
+			
+			return "";
+		}
+		
+		private string StripAfterSlashPre(string html)
+		{
+			int index = html.IndexOf("</PRE>");
+			if (index != -1)
+			{
+				return html.Substring(0, index);
+			}
+			else
+				return html;
+		}
+		
+		private string StripHtml(string html)
+		{
+			return Regex.Replace(html, @"<(.|\n)*?>", String.Empty);
+		}
+
+		private string GetPage(string url)
+		{
+			string CHMFileName = "";
+			string topicName = "";
+			string anchor = "";
+			CHMStream.CHMStream baseStream;
+			if (!chm.BaseStream.GetCHMParts(url, ref CHMFileName, ref topicName, ref anchor))
+			{
+				baseStream = chm.BaseStream;
+				CHMFileName = baseStream.CHMFileName;
+				topicName = url;
+				anchor = "";
+			}
+			else
+			{
+				baseStream = GetBaseStreamFromCHMFileName(CHMFileName);
+			}
+
+			if ((topicName == "") || (CHMFileName == "") || (baseStream == null))
+			{
+				return "";
+			}
+
+			return baseStream.ExtractTextFile(topicName);
+		}
+
+		private CHMStream.CHMStream GetBaseStreamFromCHMFileName(string CHMFileName)
+		{
+			foreach (CHMFile file in chm.FileList)
+			{
+				WriteIfVerbose(String.Format("Compare: {0} <> {1}",
+				                             file.ChmFilePath,
+				                             CHMFileName));
+				if (file.ChmFilePath.ToLower().Equals(CHMFileName.ToLower()))
+				{
+					return file.BaseStream;
+				}
+			}
+			WriteIfVerbose(String.Format("Could not find loaded CHM file in list: {0}",
+			                             CHMFileName));
+			return null;
+		}
+	}
+}

irc/TechBot/TechBot.Library/AssemblyInfo.cs

@@ -0,0 +1,32 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+
+// Information about this assembly is defined by the following
+// attributes.
+//
+// change them to the information which is associated with the assembly
+// you compile.
+
+[assembly: AssemblyTitle("")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("")]
+[assembly: AssemblyCopyright("")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// The assembly version has following format :
+//
+// Major.Minor.Build.Revision
+//
+// You can specify all values by your own or you can build default build and revision
+// numbers with the '*' character (the default):
+
+[assembly: AssemblyVersion("1.0.*")]
+
+// The following attributes specify the key for the sign of your assembly. See the
+// .NET Framework documentation for more information about signing.
+// This is not required, if you don't want signing let these attributes like they're.
+[assembly: AssemblyDelaySign(false)]
+[assembly: AssemblyKeyFile("")]

irc/TechBot/TechBot.Library/Default.build

@@ -0,0 +1,24 @@
+<?xml version="1.0"?>
+<project name="TechBot.Library" default="build">
+
+	<property name="output.dir" value="..\bin" />
+
+	<target name="build" description="Build component">
+		<mkdir dir="${output.dir}" />
+		<csc target="library"
+			output="${output.dir}\TechBot.Library.dll"
+			optimize="true"
+			debug="true"
+			doc="${output.dir}\TechBot.Library.xml"
+			warninglevel="0">
+			<sources>
+				<include name="*.cs" />
+			</sources>
+			<references>
+				<include name="${output.dir}\CHMLibrary.dll" />
+				<include name="${output.dir}\TechBot.IRCLibrary.dll" />
+			</references>
+		</csc>
+	</target>
+
+</project>

irc/TechBot/TechBot.Library/HelpCommand.cs

@@ -0,0 +1,37 @@
+using System;
+using System.Collections;
+
+namespace TechBot.Library
+{
+	public class HelpCommand : BaseCommand, ICommand
+	{
+		private IServiceOutput serviceOutput;
+		private ArrayList commands;
+		
+		public HelpCommand(IServiceOutput serviceOutput,
+		                   ArrayList commands)
+		{
+			this.serviceOutput = serviceOutput;
+			this.commands = commands;
+		}
+
+		public bool CanHandle(string commandName)
+		{
+			return CanHandle(commandName,
+			                 new string[] { "help" });
+		}
+		
+		public void Handle(string commandName,
+		                   string parameters)
+		{
+			serviceOutput.WriteLine("I support the following commands:");
+			foreach (ICommand command in commands)
+				serviceOutput.WriteLine(command.Help());
+		}
+		
+		public string Help()
+		{
+			return "!help";
+		}
+	}
+}

irc/TechBot/TechBot.Library/HresultCommand.cs

@@ -0,0 +1,81 @@
+using System;
+using System.Xml;
+
+namespace TechBot.Library
+{
+	public class HresultCommand : BaseCommand, ICommand
+	{
+		private IServiceOutput serviceOutput;
+		private string hresultXml;
+		private XmlDocument hresultXmlDocument;
+
+		public HresultCommand(IServiceOutput serviceOutput,
+		                      string hresultXml)
+		{
+			this.serviceOutput = serviceOutput;
+			this.hresultXml = hresultXml;
+			hresultXmlDocument = new XmlDocument();
+			hresultXmlDocument.Load(hresultXml);
+		}
+		
+		public bool CanHandle(string commandName)
+		{
+			return CanHandle(commandName,
+			                 new string[] { "hresult" });
+		}
+
+		public void Handle(string commandName,
+		                   string parameters)
+		{
+			string hresultText = parameters;
+			if (hresultText.Equals(String.Empty))
+			{
+				serviceOutput.WriteLine("Please provide a valid HRESULT value.");
+				return;
+			}
+
+			NumberParser np = new NumberParser();
+			long hresult = np.Parse(hresultText);
+			if (np.Error)
+			{
+				serviceOutput.WriteLine(String.Format("{0} is not a valid HRESULT value.",
+				                                      hresultText));
+				return;
+			}
+			
+			string description = GetHresultDescription(hresult);
+			if (description != null)
+			{
+				serviceOutput.WriteLine(String.Format("{0} is {1}.",
+				                                      hresultText,
+				                                      description));
+			}
+			else
+			{
+				serviceOutput.WriteLine(String.Format("I don't know about HRESULT {0}.",
+				                                      hresultText));
+			}
+		}
+		
+		public string Help()
+		{
+			return "!hresult <value>";
+		}
+		
+		private string GetHresultDescription(long hresult)
+		{
+			XmlElement root = hresultXmlDocument.DocumentElement;
+			XmlNode node = root.SelectSingleNode(String.Format("Hresult[@value='{0}']",
+			                                                   hresult.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;
+		}
+	}
+}

irc/TechBot/TechBot.Library/ICommand.cs

@@ -0,0 +1,28 @@
+using System;
+
+namespace TechBot.Library
+{
+	public interface ICommand
+	{
+		bool CanHandle(string commandName);
+		void Handle(string commandName,
+		            string parameters);
+		string Help();
+	}
+
+	
+	
+	public class BaseCommand
+	{
+		protected bool CanHandle(string commandName,
+		                         string[] availableCommands)
+		{
+			foreach (string availableCommand in availableCommands)
+			{
+				if (String.Compare(availableCommand, commandName, true) == 0)
+					return true;
+			}
+			return false;
+		}
+	}
+}

irc/TechBot/TechBot.Library/IrcService.cs

@@ -0,0 +1,142 @@
+using System;
+using System.Threading;
+using TechBot.IRCLibrary;
+
+namespace TechBot.Library
+{
+	public class IrcService : IServiceOutput
+	{
+		private string hostname;
+		private int port;
+		private string channelname;
+		private string botname;
+		private string chmPath;
+		private string mainChm;
+		private string ntstatusXml;
+		private string winerrorXml;
+		private string hresultXml;
+		private string svnCommand;
+		private IrcClient client;
+		private IrcChannel channel1;
+		private TechBotService service;
+		private bool isStopped = false;
+
+		public IrcService(string hostname,
+		                  int port,
+		                  string channelname,
+		                  string botname,
+		                  string chmPath,
+		                  string mainChm,
+		                  string ntstatusXml,
+		                  string winerrorXml,
+		                  string hresultXml,
+		                  string svnCommand)
+		{
+			this.hostname = hostname;
+			this.port = port;
+			this.channelname = channelname;
+		    this.botname = botname;
+		    this.chmPath = chmPath;
+		    this.mainChm = mainChm;
+		    this.ntstatusXml = ntstatusXml;
+		    this.winerrorXml = winerrorXml;
+		    this.hresultXml = hresultXml;
+		    this.svnCommand = svnCommand;
+		}
+
+		public void Run()
+		{
+			service = new TechBotService(this,
+			                             chmPath,
+			                             mainChm,
+			                             ntstatusXml,
+			                             winerrorXml,
+			                             hresultXml,
+			                             svnCommand);
+			service.Run();
+
+			client = new IrcClient();
+			client.Encoding = System.Text.Encoding.GetEncoding("iso-8859-1");
+			client.MessageReceived += new MessageReceivedHandler(client_MessageReceived);
+			client.ChannelUserDatabaseChanged += new ChannelUserDatabaseChangedHandler(client_ChannelUserDatabaseChanged);
+			System.Console.WriteLine(String.Format("Connecting to {0} port {1}",
+			                                       hostname, port));
+			client.Connect(hostname, port);
+			System.Console.WriteLine("Connected...");
+			client.Register(botname, null);
+			System.Console.WriteLine(String.Format("Registered as {0}...", botname));
+			channel1 = client.JoinChannel(channelname);
+			System.Console.WriteLine(String.Format("Joined channel {0}...", channelname));
+			
+			while (!isStopped)
+			{
+				Thread.Sleep(1000);
+			}
+
+			client.PartChannel(channel1, "Caught in the bitstream...");
+			client.Diconnect();
+			System.Console.WriteLine("Disconnected...");
+		}
+		
+		public void Stop()
+		{
+			isStopped = true;
+		}
+	
+		public void WriteLine(string message)
+		{
+			Console.WriteLine(String.Format("Sending: {0}", message));
+			channel1.Talk(message);
+		}
+
+		private void ExtractMessage(string parameters,
+		                            out string message)
+		{
+			int startIndex = parameters.IndexOf(':');
+			if (startIndex != -1)
+			{
+				message = parameters.Substring(startIndex + 1);
+			}
+			else
+			{
+				message = parameters;
+			}
+		}
+		
+		private void client_MessageReceived(IrcMessage message)
+		{
+			try
+			{
+				if (channel1 != null &&
+				    channel1.Name != null &&
+				    message.Parameters != null)
+				{
+					string injectMessage;
+					ExtractMessage(message.Parameters, out injectMessage);
+					if ((message.Command.ToUpper().Equals("PRIVMSG")) &&
+					    (message.Parameters.ToLower().StartsWith("#" + channel1.Name.ToLower() + " ")))
+					{
+						Console.WriteLine("Injecting: " + injectMessage);
+						service.InjectMessage(injectMessage);
+					}
+					else
+					{
+						Console.WriteLine("Received: " + message.Line);
+					}
+				}
+				else
+				{
+					Console.WriteLine("Received: " + message.Line);
+				}
+			}
+			catch (Exception ex)
+			{
+				Console.WriteLine(String.Format("Exception: {0}", ex));
+			}
+		}
+		
+		private void client_ChannelUserDatabaseChanged(IrcChannel channel)
+		{
+		}
+	}
+}

irc/TechBot/TechBot.Library/NtStatusCommand.cs

@@ -0,0 +1,81 @@
+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(string commandName,
+		                   string parameters)
+		{
+			string ntstatusText = parameters;
+			if (ntstatusText.Equals(String.Empty))
+			{
+				serviceOutput.WriteLine("Please provide a valid NTSTATUS value.");
+				return;
+			}
+
+			NumberParser np = new NumberParser();
+			long ntstatus = np.Parse(ntstatusText);
+			if (np.Error)
+			{
+				serviceOutput.WriteLine(String.Format("{0} is not a valid NTSTATUS value.",
+				                                      ntstatusText));
+				return;
+			}
+			
+			string description = GetNtstatusDescription(ntstatus);
+			if (description != null)
+			{
+				serviceOutput.WriteLine(String.Format("{0} is {1}.",
+				                                      ntstatusText,
+				                                      description));
+			}
+			else
+			{
+				serviceOutput.WriteLine(String.Format("I don't know about NTSTATUS {0}.",
+				                                      ntstatusText));
+			}
+		}
+		
+		public string Help()
+		{
+			return "!ntstatus <value>";
+		}
+		
+		private 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;
+		}
+	}
+}

irc/TechBot/TechBot.Library/NumberParser.cs

@@ -0,0 +1,32 @@
+using System;
+using System.Globalization;
+
+namespace TechBot.Library
+{
+	public class NumberParser
+	{
+		public bool Error = false;
+		
+		public long Parse(string s)
+		{
+			try
+			{
+				Error = false;
+				if (s.StartsWith("0x"))
+					return Int64.Parse(s.Substring(2),
+					                   NumberStyles.HexNumber);
+				else
+					return Int64.Parse(s);
+			}
+			catch (FormatException)
+			{
+				Error = true;
+			}
+			catch (OverflowException)
+			{
+				Error = true;
+			}
+			return -1;
+		}
+	}
+}

irc/TechBot/TechBot.Library/ServiceOutput.cs

@@ -0,0 +1,9 @@
+using System;
+
+namespace TechBot.Library
+{
+	public interface IServiceOutput
+	{
+		void WriteLine(string message);
+	}
+}

irc/TechBot/TechBot.Library/SvnCommand.cs

@@ -0,0 +1,34 @@
+using System;
+
+namespace TechBot.Library
+{
+	public class SvnCommand : BaseCommand, ICommand
+	{
+		private IServiceOutput serviceOutput;
+		private string svnCommand;
+
+		public SvnCommand(IServiceOutput serviceOutput,
+		                       string svnCommand)
+		{
+			this.serviceOutput = serviceOutput;
+			this.svnCommand = svnCommand;
+		}
+		
+		public bool CanHandle(string commandName)
+		{
+			return CanHandle(commandName,
+			                 new string[] { "svn" });
+		}
+
+		public void Handle(string commandName,
+		                   string parameters)
+		{
+			serviceOutput.WriteLine(svnCommand);
+		}
+		
+		public string Help()
+		{
+			return "!svn";
+		}
+	}
+}

irc/TechBot/TechBot.Library/TechBot.Library.cmbx

@@ -0,0 +1,16 @@
+<Combine fileversion="1.0" name="TechBot.Library" description="">
+  <StartMode startupentry="TechBot.Library" single="True">
+    <Execute entry="TechBot.Library" type="None" />
+  </StartMode>
+  <Entries>
+    <Entry filename=".\.\TechBot.Library.prjx" />
+  </Entries>
+  <Configurations active="Debug">
+    <Configuration name="Release">
+      <Entry name="TechBot.Library" configurationname="Debug" build="False" />
+    </Configuration>
+    <Configuration name="Debug">
+      <Entry name="TechBot.Library" configurationname="Debug" build="False" />
+    </Configuration>
+  </Configurations>
+</Combine>

irc/TechBot/TechBot.Library/TechBot.Library.prjx

@@ -0,0 +1,39 @@
+<Project name="TechBot.Library" standardNamespace="TechBot.Library" description="" newfilesearch="None" enableviewstate="True" version="1.1" projecttype="C#">
+  <Contents>
+    <File name=".\AssemblyInfo.cs" subtype="Code" buildaction="Compile" dependson="" data="" />
+    <File name=".\Default.build" subtype="Code" buildaction="Nothing" dependson="" data="" />
+    <File name=".\TechBotService.cs" subtype="Code" buildaction="Compile" dependson="" data="" />
+    <File name=".\ServiceOutput.cs" subtype="Code" buildaction="Compile" dependson="" data="" />
+    <File name=".\IrcService.cs" subtype="Code" buildaction="Compile" dependson="" data="" />
+    <File name=".\ApiCommand.cs" subtype="Code" buildaction="Compile" dependson="" data="" />
+    <File name=".\ICommand.cs" subtype="Code" buildaction="Compile" dependson="" data="" />
+    <File name=".\HelpCommand.cs" subtype="Code" buildaction="Compile" dependson="" data="" />
+    <File name=".\NtStatusCommand.cs" subtype="Code" buildaction="Compile" dependson="" data="" />
+    <File name=".\NumberParser.cs" subtype="Code" buildaction="Compile" dependson="" data="" />
+    <File name=".\HresultCommand.cs" subtype="Code" buildaction="Compile" dependson="" data="" />
+    <File name=".\WinerrorCommand.cs" subtype="Code" buildaction="Compile" dependson="" data="" />
+    <File name=".\SvnCommand.cs" subtype="Code" buildaction="Compile" dependson="" data="" />
+  </Contents>
+  <References>
+    <Reference type="Project" refto="CHMLibrary" localcopy="True" />
+    <Reference type="Project" refto="TechBot.IRCLibrary" localcopy="True" />
+  </References>
+  <DeploymentInformation target="" script="" strategy="File" />
+  <Configuration runwithwarnings="True" name="Debug">
+    <CodeGeneration runtime="MsNet" compiler="Csc" compilerversion="" warninglevel="4" nowarn="" includedebuginformation="True" optimize="False" unsafecodeallowed="False" generateoverflowchecks="True" mainclass="" target="Library" definesymbols="" generatexmldocumentation="False" win32Icon="" noconfig="False" nostdlib="False" />
+    <Execution commandlineparameters="" consolepause="False" />
+    <Output directory="..\bin\Debug" assembly="TechBot.Library" executeScript="" executeBeforeBuild="" executeAfterBuild="" executeBeforeBuildArguments="" executeAfterBuildArguments="" />
+  </Configuration>
+  <Configurations active="Debug">
+    <Configuration runwithwarnings="True" name="Debug">
+      <CodeGeneration runtime="MsNet" compiler="Csc" compilerversion="" warninglevel="4" nowarn="" includedebuginformation="True" optimize="False" unsafecodeallowed="False" generateoverflowchecks="True" mainclass="" target="Library" definesymbols="" generatexmldocumentation="False" win32Icon="" noconfig="False" nostdlib="False" />
+      <Execution commandlineparameters="" consolepause="False" />
+      <Output directory="..\bin\Debug" assembly="TechBot.Library" executeScript="" executeBeforeBuild="" executeAfterBuild="" executeBeforeBuildArguments="" executeAfterBuildArguments="" />
+    </Configuration>
+    <Configuration runwithwarnings="True" name="Release">
+      <CodeGeneration runtime="MsNet" compiler="Csc" compilerversion="" warninglevel="4" nowarn="" includedebuginformation="False" optimize="True" unsafecodeallowed="False" generateoverflowchecks="False" mainclass="" target="Library" definesymbols="" generatexmldocumentation="False" win32Icon="" noconfig="False" nostdlib="False" />
+      <Execution commandlineparameters="" consolepause="False" />
+      <Output directory="..\bin\Release" assembly="TechBot.Library" executeScript="" executeBeforeBuild="" executeAfterBuild="" executeBeforeBuildArguments="" executeAfterBuildArguments="" />
+    </Configuration>
+  </Configurations>
+</Project>

irc/TechBot/TechBot.Library/TechBotService.cs

@@ -0,0 +1,103 @@
+using System;
+using System.Collections;
+using System.IO;
+using System.Data;
+using System.Threading;
+using TechBot.IRCLibrary;
+
+namespace TechBot.Library
+{
+	public class TechBotService
+	{
+		private const bool IsVerbose = false;
+		
+		private IServiceOutput serviceOutput;
+		private string chmPath;
+		private string mainChm;
+		private string ntstatusXml;
+		private string winerrorXml;
+		private string hresultXml;
+		private string svnCommand;
+		private ArrayList commands = new ArrayList();
+		
+		public TechBotService(IServiceOutput serviceOutput,
+		                      string chmPath,
+			                  string mainChm,
+			                  string ntstatusXml,
+			                  string winerrorXml,
+			                  string hresultXml,
+			                  string svnCommand)
+		{
+			this.serviceOutput = serviceOutput;
+			this.chmPath = chmPath;
+			this.mainChm = mainChm;
+			this.ntstatusXml = ntstatusXml;
+			this.winerrorXml = winerrorXml;
+			this.hresultXml = hresultXml;
+			this.svnCommand = svnCommand;
+		}
+		
+		private void WriteIfVerbose(string message)
+		{
+			if (IsVerbose)
+				serviceOutput.WriteLine(message);
+		}
+		
+		public void Run()
+		{
+			commands.Add(new HelpCommand(serviceOutput,
+			                             commands));
+			commands.Add(new ApiCommand(serviceOutput,
+			                            chmPath,
+			                            mainChm));
+			commands.Add(new NtStatusCommand(serviceOutput,
+			                                 ntstatusXml));
+			commands.Add(new WinerrorCommand(serviceOutput,
+			                                 winerrorXml));
+			commands.Add(new HresultCommand(serviceOutput,
+			                                hresultXml));
+			commands.Add(new SvnCommand(serviceOutput,
+			                            svnCommand));
+		}
+		
+		public void InjectMessage(string message)
+		{
+			if (message.StartsWith("!"))
+			{
+				ParseCommandMessage(message);
+			}
+		}
+		
+		private bool IsCommandMessage(string message)
+		{
+			return message.StartsWith("!");
+		}
+
+		public void ParseCommandMessage(string message)
+		{
+			if (!IsCommandMessage(message))
+				return;
+
+			message = message.Substring(1).Trim();
+			int index = message.IndexOf(' ');
+			string commandName;
+			string parameters = "";
+			if (index != -1)
+			{
+				commandName = message.Substring(0, index).Trim();
+				parameters = message.Substring(index).Trim();
+			}
+			else
+				commandName = message.Trim();
+
+			foreach (ICommand command in commands)
+			{
+				if (command.CanHandle(commandName))
+				{
+					command.Handle(commandName, parameters);
+					return;
+				}
+			}
+		}
+	}
+}

irc/TechBot/TechBot.Library/WinerrorCommand.cs

@@ -0,0 +1,81 @@
+using System;
+using System.Xml;
+
+namespace TechBot.Library
+{
+	public class WinerrorCommand : BaseCommand, ICommand
+	{
+		private IServiceOutput serviceOutput;
+		private string winerrorXml;
+		private XmlDocument winerrorXmlDocument;
+
+		public WinerrorCommand(IServiceOutput serviceOutput,
+		                       string winerrorXml)
+		{
+			this.serviceOutput = serviceOutput;
+			this.winerrorXml = winerrorXml;
+			winerrorXmlDocument = new XmlDocument();
+			winerrorXmlDocument.Load(winerrorXml);
+		}
+		
+		public bool CanHandle(string commandName)
+		{
+			return CanHandle(commandName,
+			                 new string[] { "winerror" });
+		}
+
+		public void Handle(string commandName,
+		                   string parameters)
+		{
+			string winerrorText = parameters;
+			if (winerrorText.Equals(String.Empty))
+			{
+				serviceOutput.WriteLine("Please provide a valid System Error Code value.");
+				return;
+			}
+
+			NumberParser np = new NumberParser();
+			long winerror = np.Parse(winerrorText);
+			if (np.Error)
+			{
+				serviceOutput.WriteLine(String.Format("{0} is not a valid System Error Code value.",
+				                                      winerrorText));
+				return;
+			}
+			
+			string description = GetWinerrorDescription(winerror);
+			if (description != null)
+			{
+				serviceOutput.WriteLine(String.Format("{0} is {1}.",
+				                                      winerrorText,
+				                                      description));
+			}
+			else
+			{
+				serviceOutput.WriteLine(String.Format("I don't know about System Error Code {0}.",
+				                                      winerrorText));
+			}
+		}
+		
+		public string Help()
+		{
+			return "!winerror <value>";
+		}
+		
+		private string GetWinerrorDescription(long winerror)
+		{
+			XmlElement root = winerrorXmlDocument.DocumentElement;
+			XmlNode node = root.SelectSingleNode(String.Format("Winerror[@value='{0}']",
+			                                                   winerror));
+			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;
+		}
+	}
+}