MksHistoryParser.cs :  » Build-Systems » CruiseControl.NET » ThoughtWorks » CruiseControl » Core » Sourcecontrol » C# / CSharp Open Source

//-----------------------------------------------------------------------
// <copyright file="MksHistoryParser.cs" company="CruiseControl.NET">
//     Copyright (c) 2009 CruiseControl.NET. All rights reserved.
// </copyright>
//-----------------------------------------------------------------------

namespace ThoughtWorks.CruiseControl.Core.Sourcecontrol{
    using System;
    using System.Collections.Generic;
    using System.IO;
    using System.Reflection;
    using System.Text;
    using System.Xml;
    using System.Xml.Xsl;
    using System.Xml.XPath;
    using ThoughtWorks.CruiseControl.Core.Util;

    public class MksHistoryParser : IHistoryParser
  {
    public virtual Modification[] Parse(TextReader history, DateTime from, DateTime to)
    {
            XPathDocument doc = new XPathDocument(history);
        XmlReader reader;

            // Transform xml output
        try
        {
            Assembly execAssem = Assembly.GetExecutingAssembly();
            Stream s =
                execAssem.GetManifestResourceStream(
                    "ThoughtWorks.CruiseControl.Core.sourcecontrol.MksHistory-viewsandbox-mods.xsl");

                if (s != null)
                {
                    reader = XmlReader.Create(s);
                }
                else
                {
                    throw new CruiseControlException("Exception encountered while retrieving MksHistory-viewsandbox-mods.xsl");
                }
        }
        catch (Exception e)
        {
            throw new CruiseControlException("Exception encountered while retrieving MksHistory-viewsandbox-mods.xsl", e);
        }

            XslCompiledTransform tran = new XslCompiledTransform();
            tran.Load(reader);

            XmlWriterSettings settings = new XmlWriterSettings();
            settings.Indent = true;
            StringBuilder transformed = new StringBuilder(1024);
            XmlWriter writer = XmlWriter.Create(transformed, settings);

            if (writer != null)
            {
                tran.Transform(doc.CreateNavigator(), new XsltArgumentList(), writer);
                writer.Close();

                Log.Debug(string.Format("Transformed MKS Mods:\n{0}\n", transformed.ToString()));

                List<Modification> result = new List<Modification>();
                StringReader sr = new StringReader(transformed.ToString());
                XmlReader rdr = XmlReader.Create(sr);
                doc = new XPathDocument(rdr);
                XPathNavigator nav = doc.CreateNavigator();
                XPathNodeIterator nodes = nav.Select("//modification");
                while (nodes.MoveNext())
                {
                    Modification mod = new Modification();
                    FileInfo info = new FileInfo(nodes.Current.SelectSingleNode("fullname").Value);
                    mod.FileName = info.Name;
                    mod.FolderName = info.DirectoryName;
                    mod.Type = nodes.Current.SelectSingleNode("modificationtype").Value;
                    mod.Version = nodes.Current.SelectSingleNode("memberrev").Value;
                    result.Add(mod);
                }

                return result.ToArray();
            }
        throw new CruiseControlException("Failed to create XmlWriter for transforming MKS modifications report.");
    }

        public virtual void ParseMemberInfoAndAddToModification(Modification modification, StringReader reader)
        {
            XPathDocument doc = new XPathDocument(reader);
            XPathNavigator nav = doc.CreateNavigator();
            XPathNavigator node = nav.SelectSingleNode("Response/WorkItems/WorkItem");
            modification.UserName = node.SelectSingleNode("Field[@name='author']/Value").Value;
            modification.ModifiedTime = DateTime.Parse(node.SelectSingleNode("Field[@name='date']/Value").Value, System.Globalization.CultureInfo.CurrentCulture, System.Globalization.DateTimeStyles.AssumeUniversal);
            modification.Comment = node.SelectSingleNode("Field[@name='description']/Value").Value;
        }
  }
}