Get User Permissions on TFS team project

This code is based on the listing in http://social.msdn.microsoft.com/Forums/en/tfsadmin/thread/9f977d37-23d8-4b07-a5dd-6cdc6d9dc6a6

Requires 2 parameters: windows user id, and team project name
Returns a List of groups in the team project that the user has permissions for

public static List <string> GetAccountPermissions(string account, string projectName)

{

    List <string> groupList = new List <string>();

    String serverUri = @"http://serverName:8080/";

    // connect to the server

    TeamFoundationServer server = new TeamFoundationServer(serverUri);

    // get ICommonStructureService (later to be used to list all team projects)

    ICommonStructureService iss = (ICommonStructureService)server.GetService(typeof(ICommonStructureService));

    // get IGroupSecurityService (later to be used to retrieve identity information)

    IGroupSecurityService2 gss = (IGroupSecurityService2)server.GetService(typeof(IGroupSecurityService2));

    ProjectInfo[] allTeamProjects = iss.ListProjects();

    // iterate thru the team project list

    foreach (ProjectInfo pi in allTeamProjects)

    {

    // ProjectInfo gives you the team project's name, status, and URI.

        String teamProjectName = pi.Name;

        if (pi.Name == projectName)

        {

            Identity[] allProjectGroups = gss.ListApplicationGroups(pi.Uri);

            // iterate thru the project group list and get a list of direct members for each project group

            foreach (Identity projectGroup in allProjectGroups)

            {

                Identity pg = gss.ReadIdentity(SearchFactor.Sid, projectGroup.Sid, QueryMembership.Direct);

                foreach (String groupMemberSid in pg.Members)

                {

                    Identity m = gss.ReadIdentity(SearchFactor.Sid, groupMemberSid, QueryMembership.None);

                    if (m.AccountName == account)

                    {

                        groupList.Add(pg.DisplayName);

                    }

                }

            }

        }

    }

    return groupList;

}