nant-tfs-changeset-to-revision.cs

public static void ScriptMain(Project project) 
{
    project.Log(Level.Info, "Connect to " + project.Properties["tfs.server"]);
    TeamFoundationServer tfs = new TeamFoundationServer(project.Properties["tfs.server"]);

    // Get a reference to Version Control.                     
    Type type = typeof(VersionControlServer);
    VersionControlServer versionControl = (VersionControlServer)tfs.GetService(type);

    project.Log(Level.Info, "get changesetId for " + project.Properties["tfs.fullpath"]);
    IEnumerable changeSets = versionControl.QueryHistory(project.Properties["tfs.fullpath"], VersionSpec.Latest, 0, RecursionType.Full, null, null, null, 1, true, false);
    int latestChangesetId = 0;

    // there is only one
    foreach(Changeset c in changeSets)
    {
        latestChangesetId = c.ChangesetId;
    }   

    project.Log(Level.Info, "ChangesetId is " + latestChangesetId.ToString());
    project.Properties["project.version.revision"] = latestChangesetId.ToString();
}