/*
 * Copyright (c) Contributors, http://opensimulator.org/
 * See CONTRIBUTORS.TXT for a full list of copyright holders.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the OpenSimulator Project nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

using System;
using System.Collections;
using System.Collections.Generic;
using System.Net;
using System.Reflection;

using OpenSim.Framework;
using OpenSim.Services.Interfaces;
using GridRegion = OpenSim.Services.Interfaces.GridRegion;
using FriendInfo = OpenSim.Services.Interfaces.FriendInfo;

using log4net;
using OpenMetaverse;
using OpenMetaverse.StructuredData;
using OSDArray = OpenMetaverse.StructuredData.OSDArray;
using OSDMap = OpenMetaverse.StructuredData.OSDMap;

namespace OpenSim.Services.LLLoginService
{
    public class LLFailedLoginResponse : OpenSim.Services.Interfaces.FailedLoginResponse
    {
        protected string m_key;
        protected string m_value;
        protected string m_login;

        public static LLFailedLoginResponse UserProblem;
        public static LLFailedLoginResponse GridProblem;
        public static LLFailedLoginResponse InventoryProblem;
        public static LLFailedLoginResponse DeadRegionProblem;
        public static LLFailedLoginResponse LoginBlockedProblem;
        public static LLFailedLoginResponse AlreadyLoggedInProblem;
        public static LLFailedLoginResponse InternalError;

        static LLFailedLoginResponse()
        {
            UserProblem = new LLFailedLoginResponse("key", 
                "Could not authenticate your avatar. Please check your username and password, and check the grid if problems persist.",
                "false");
            GridProblem = new LLFailedLoginResponse("key",
                "Error connecting to the desired location. Try connecting to another region.",
                "false");
            InventoryProblem = new LLFailedLoginResponse("key",
                "The inventory service is not responding.  Please notify your login region operator.",
                "false");
            DeadRegionProblem = new LLFailedLoginResponse("key",
                "The region you are attempting to log into is not responding. Please select another region and try again.",
                "false");
            LoginBlockedProblem = new LLFailedLoginResponse("presence",
                "Logins are currently restricted. Please try again later.",
                "false");
            AlreadyLoggedInProblem = new LLFailedLoginResponse("presence",
                "You appear to be already logged in. " +
                "If this is not the case please wait for your session to timeout. " +
                "If this takes longer than a few minutes please contact the grid owner. " +
                "Please wait 5 minutes if you are going to connect to a region nearby to the region you were at previously.",
                "false");
            InternalError = new LLFailedLoginResponse("Internal Error", "Error generating Login Response", "false");
        }

        public LLFailedLoginResponse(string key, string value, string login)
        {
            m_key = key;
            m_value = value;
            m_login = login;
        }

        public override Hashtable ToHashtable()
        {
            Hashtable loginError = new Hashtable();
            loginError["reason"] = m_key;
            loginError["message"] = m_value;
            loginError["login"] = m_login;
            return loginError;
        }

        public override OSD ToOSDMap()
        {
            OSDMap map = new OSDMap();

            map["reason"] = OSD.FromString(m_key);
            map["message"] = OSD.FromString(m_value);
            map["login"] = OSD.FromString(m_login);

            return map;
        }
    }

    /// <summary>
    /// A class to handle LL login response.
    /// </summary>
    public class LLLoginResponse : OpenSim.Services.Interfaces.LoginResponse
    {
        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
        private static Hashtable globalTexturesHash;
        // Global Textures
        private static string sunTexture = "cce0f112-878f-4586-a2e2-a8f104bba271";
        private static string cloudTexture = "dc4b9f0b-d008-45c6-96a4-01dd947ac621";
        private static string moonTexture = "ec4b9f0b-d008-45c6-96a4-01dd947ac621";

        private Hashtable loginFlagsHash;
        private Hashtable uiConfigHash;

        private ArrayList loginFlags;
        private ArrayList globalTextures;
        private ArrayList eventCategories;
        private ArrayList uiConfig;
        private ArrayList classifiedCategories;
        private ArrayList inventoryRoot;
        private ArrayList initialOutfit;
        private ArrayList agentInventory;
        private ArrayList inventoryLibraryOwner;
        private ArrayList inventoryLibRoot;
        private ArrayList inventoryLibrary;
        private ArrayList activeGestures;

        private UserInfo userProfile;

        private UUID agentID;
        private UUID sessionID;
        private UUID secureSessionID;

        // Login Flags
        private string dst;
        private string stipendSinceLogin;
        private string gendered;
        private string everLoggedIn;
        private string login;
        private uint simPort;
        private uint simHttpPort;
        private string simAddress;
        private string agentAccess;
        private string agentAccessMax;
        private Int32 circuitCode;
        private uint regionX;
        private uint regionY;

        // Login
        private string firstname;
        private string lastname;

        // Web map
        private string mapTileURL;

        // Web Profiles
        private string profileURL;

        // OpenID
        private string openIDURL;

        private string searchURL;

        // Error Flags
        private string errorReason;
        private string errorMessage;

        private string welcomeMessage;
        private string startLocation;
        private string allowFirstLife;
        private string home;
        private string seedCapability;
        private string lookAt;

        private BuddyList m_buddyList = null;

        private string currency;

        static LLLoginResponse()
        {
            // This is being set, but it's not used
            // not sure why.
            globalTexturesHash = new Hashtable();
            globalTexturesHash["sun_texture_id"] = sunTexture;
            globalTexturesHash["cloud_texture_id"] = cloudTexture;
            globalTexturesHash["moon_texture_id"] = moonTexture;
        }

        public LLLoginResponse()
        {
            loginFlags = new ArrayList();
            globalTextures = new ArrayList();
            eventCategories = new ArrayList();
            uiConfig = new ArrayList();
            classifiedCategories = new ArrayList();

            uiConfigHash = new Hashtable();

            // defaultXmlRpcResponse = new XmlRpcResponse();
            userProfile = new UserInfo();
            inventoryRoot = new ArrayList();
            initialOutfit = new ArrayList();
            agentInventory = new ArrayList();
            inventoryLibrary = new ArrayList();
            inventoryLibraryOwner = new ArrayList();
            activeGestures = new ArrayList();

            SetDefaultValues();
        }

        public LLLoginResponse(UserAccount account, AgentCircuitData aCircuit, GridUserInfo pinfo,
            GridRegion destination, List<InventoryFolderBase> invSkel, FriendInfo[] friendsList, ILibraryService libService,
            string where, string startlocation, Vector3 position, Vector3 lookAt, List<InventoryItemBase> gestures, string message,
            GridRegion home, IPEndPoint clientIP, string mapTileURL, string profileURL, string openIDURL, string searchURL, string currency)
            : this()
        {
            FillOutInventoryData(invSkel, libService);

            FillOutActiveGestures(gestures);

            CircuitCode = (int)aCircuit.circuitcode;
            Lastname = account.LastName;
            Firstname = account.FirstName;
            AgentID = account.PrincipalID;
            SessionID = aCircuit.SessionID;
            SecureSessionID = aCircuit.SecureSessionID;
            Message = message;
            BuddList = ConvertFriendListItem(friendsList);
            StartLocation = where;
            MapTileURL = mapTileURL;
            ProfileURL = profileURL;
            OpenIDURL = openIDURL;

            SearchURL = searchURL;
            Currency = currency;

            FillOutHomeData(pinfo, home);
            LookAt = String.Format("[r{0},r{1},r{2}]", lookAt.X, lookAt.Y, lookAt.Z);

            FillOutRegionData(destination);

            FillOutSeedCap(aCircuit, destination, clientIP);
            
        }

        private void FillOutInventoryData(List<InventoryFolderBase> invSkel, ILibraryService libService)
        {
            InventoryData inventData = null;

            try
            {
                inventData = GetInventorySkeleton(invSkel);
            }
            catch (Exception e)
            {
                m_log.WarnFormat(
                    "[LLLOGIN SERVICE]: Error processing inventory skeleton of agent {0} - {1}",
                    agentID, e);

                // ignore and continue
            }

            if (inventData != null)
            {
                ArrayList AgentInventoryArray = inventData.InventoryArray;

                Hashtable InventoryRootHash = new Hashtable();
                InventoryRootHash["folder_id"] = inventData.RootFolderID.ToString();
                InventoryRoot = new ArrayList();
                InventoryRoot.Add(InventoryRootHash);
                InventorySkeleton = AgentInventoryArray;
            }

            // Inventory Library Section
            if (libService != null && libService.LibraryRootFolder != null)
            {
                Hashtable InventoryLibRootHash = new Hashtable();
                InventoryLibRootHash["folder_id"] = "00000112-000f-0000-0000-000100bba000";
                InventoryLibRoot = new ArrayList();
                InventoryLibRoot.Add(InventoryLibRootHash);

                InventoryLibraryOwner = GetLibraryOwner(libService.LibraryRootFolder);
                InventoryLibrary = GetInventoryLibrary(libService);
            }
        }

        private void FillOutActiveGestures(List<InventoryItemBase> gestures)
        {
            ArrayList list = new ArrayList();
            if (gestures != null)
            {
                foreach (InventoryItemBase gesture in gestures)
                {
                    Hashtable item = new Hashtable();
                    item["item_id"] = gesture.ID.ToString();
                    item["asset_id"] = gesture.AssetID.ToString();
                    list.Add(item);
                }
            }
            ActiveGestures = list;
        }

        private void FillOutHomeData(GridUserInfo pinfo, GridRegion home)
        {
            int x = 1000 * (int)Constants.RegionSize, y = 1000 * (int)Constants.RegionSize;
            if (home != null)
            {
                x = home.RegionLocX;
                y = home.RegionLocY;
            }

            Home = string.Format(
                        "{{'region_handle':[r{0},r{1}], 'position':[r{2},r{3},r{4}], 'look_at':[r{5},r{6},r{7}]}}",
                        x,
                        y,
                        pinfo.HomePosition.X, pinfo.HomePosition.Y, pinfo.HomePosition.Z,
                        pinfo.HomeLookAt.X, pinfo.HomeLookAt.Y, pinfo.HomeLookAt.Z);

        }

        private void FillOutRegionData(GridRegion destination)
        {
            IPEndPoint endPoint = destination.ExternalEndPoint;
            SimAddress = endPoint.Address.ToString();
            SimPort = (uint)endPoint.Port;
            RegionX = (uint)destination.RegionLocX;
            RegionY = (uint)destination.RegionLocY;
        }

        private void FillOutSeedCap(AgentCircuitData aCircuit, GridRegion destination, IPEndPoint ipepClient)
        {
            SeedCapability =  destination.ServerURI + CapsUtil.GetCapsSeedPath(aCircuit.CapsPath);
        }

        private void SetDefaultValues()
        {
            TimeZoneInfo gridTimeZone;

            // Disabled for now pending making timezone a config value, which can at some point have a default of
            // a ; separated list of possible timezones.
            // The problem here is that US/Pacific (or even the Olsen America/Los_Angeles) is not universal across
            // windows, mac and various distributions of linux, introducing another element of consistency.
            // The server operator needs to be able to control this setting
//            try
//            {
//                // First try to fetch DST from Pacific Standard Time, because this is
//                // the one expected by the viewer. "US/Pacific" is the string to search 
//                // on linux and mac, and should work also on Windows (to confirm)
//                gridTimeZone = TimeZoneInfo.FindSystemTimeZoneById("US/Pacific");
//            }
//            catch (Exception e)
//            {
//                m_log.WarnFormat(
//                    "[TIMEZONE]: {0} Falling back to system time. System time should be set to Pacific Standard Time to provide the expected time",
//                    e.Message);

                gridTimeZone = TimeZoneInfo.Local;
//            }

            DST = gridTimeZone.IsDaylightSavingTime(DateTime.Now) ? "Y" : "N";

            StipendSinceLogin = "N";
            Gendered = "Y";
            EverLoggedIn = "Y";
            login = "false";
            firstname = "Test";
            lastname = "User";
            agentAccess = "M";
            agentAccessMax = "A";
            startLocation = "last";
            allowFirstLife = "Y";

            ErrorMessage = "You have entered an invalid name/password combination.  Check Caps/lock.";
            ErrorReason = "key";
            welcomeMessage = "Welcome to OpenSim!";
            seedCapability = String.Empty;
            home = "{'region_handle':[r" + (1000*Constants.RegionSize).ToString() + ",r" + (1000*Constants.RegionSize).ToString() + "], 'position':[r" +
                   userProfile.homepos.X.ToString() + ",r" + userProfile.homepos.Y.ToString() + ",r" +
                   userProfile.homepos.Z.ToString() + "], 'look_at':[r" + userProfile.homelookat.X.ToString() + ",r" +
                   userProfile.homelookat.Y.ToString() + ",r" + userProfile.homelookat.Z.ToString() + "]}";
            lookAt = "[r0.99949799999999999756,r0.03166859999999999814,r0]";
            RegionX = (uint) 255232;
            RegionY = (uint) 254976;

            // Classifieds;
            AddClassifiedCategory((Int32) 1, "Shopping");
            AddClassifiedCategory((Int32) 2, "Land Rental");
            AddClassifiedCategory((Int32) 3, "Property Rental");
            AddClassifiedCategory((Int32) 4, "Special Attraction");
            AddClassifiedCategory((Int32) 5, "New Products");
            AddClassifiedCategory((Int32) 6, "Employment");
            AddClassifiedCategory((Int32) 7, "Wanted");
            AddClassifiedCategory((Int32) 8, "Service");
            AddClassifiedCategory((Int32) 9, "Personal");

            SessionID = UUID.Random();
            SecureSessionID = UUID.Random();
            AgentID = UUID.Random();

            Hashtable InitialOutfitHash = new Hashtable();
            InitialOutfitHash["folder_name"] = "Nightclub Female";
            InitialOutfitHash["gender"] = "female";
            initialOutfit.Add(InitialOutfitHash);
            mapTileURL = String.Empty;
            profileURL = String.Empty;
            openIDURL = String.Empty;
            searchURL = String.Empty;

            currency = String.Empty;
        }


        public override Hashtable ToHashtable()
        {
            try
            {
                Hashtable responseData = new Hashtable();

                loginFlagsHash = new Hashtable();
                loginFlagsHash["daylight_savings"] = DST;
                loginFlagsHash["stipend_since_login"] = StipendSinceLogin;
                loginFlagsHash["gendered"] = Gendered;
                loginFlagsHash["ever_logged_in"] = EverLoggedIn;
                loginFlags.Add(loginFlagsHash);

                responseData["first_name"] = Firstname;
                responseData["last_name"] = Lastname;
                responseData["agent_access"] = agentAccess;
                responseData["agent_access_max"] = agentAccessMax;

                globalTextures.Add(globalTexturesHash);
                // this.eventCategories.Add(this.eventCategoriesHash);

                AddToUIConfig("allow_first_life", allowFirstLife);
                uiConfig.Add(uiConfigHash);

                responseData["sim_port"] = (Int32) SimPort;
                responseData["sim_ip"] = SimAddress;
                responseData["http_port"] = (Int32)SimHttpPort;

                responseData["agent_id"] = AgentID.ToString();
                responseData["session_id"] = SessionID.ToString();
                responseData["secure_session_id"] = SecureSessionID.ToString();
                responseData["circuit_code"] = CircuitCode;
                responseData["seconds_since_epoch"] = (Int32) (DateTime.UtcNow - new DateTime(1970, 1, 1)).TotalSeconds;
                responseData["login-flags"] = loginFlags;
                responseData["global-textures"] = globalTextures;
                responseData["seed_capability"] = seedCapability;

                responseData["event_categories"] = eventCategories;
                responseData["event_notifications"] = new ArrayList(); // todo
                responseData["classified_categories"] = classifiedCategories;
                responseData["ui-config"] = uiConfig;

                if (agentInventory != null)
                {
                    responseData["inventory-skeleton"] = agentInventory;
                    responseData["inventory-root"] = inventoryRoot;
                }
                responseData["inventory-skel-lib"] = inventoryLibrary;
                responseData["inventory-lib-root"] = inventoryLibRoot;
                responseData["gestures"] = activeGestures;
                responseData["inventory-lib-owner"] = inventoryLibraryOwner;
                responseData["initial-outfit"] = initialOutfit;
                responseData["start_location"] = startLocation;
                responseData["seed_capability"] = seedCapability;
                responseData["home"] = home;
                responseData["look_at"] = lookAt;
                responseData["message"] = welcomeMessage;
                responseData["region_x"] = (Int32)(RegionX);
                responseData["region_y"] = (Int32)(RegionY);

                if (searchURL != String.Empty)
                    responseData["search"] = searchURL;

                if (mapTileURL != String.Empty)
                    responseData["map-server-url"] = mapTileURL;

                if (profileURL != String.Empty)
                    responseData["profile-server-url"] = profileURL;

                // We need to send an openid_token back in the response too
                if (openIDURL != String.Empty)
                    responseData["openid_url"] = openIDURL;

                if (m_buddyList != null)
                {
                    responseData["buddy-list"] = m_buddyList.ToArray();
                }

                if (currency != String.Empty)
                {
                    // responseData["real_currency"] = currency;
                    responseData["currency"] = currency;
                }

                responseData["login"] = "true";

                return responseData;
            }
            catch (Exception e)
            {
                m_log.Warn("[CLIENT]: LoginResponse: Error creating Hashtable Response: " + e.Message);

                return LLFailedLoginResponse.InternalError.ToHashtable();
            }
        }

        public override OSD ToOSDMap()
        {
            try
            {
                OSDMap map = new OSDMap();

                map["first_name"] = OSD.FromString(Firstname);
                map["last_name"] = OSD.FromString(Lastname);
                map["agent_access"] = OSD.FromString(agentAccess);
                map["agent_access_max"] = OSD.FromString(agentAccessMax);

                map["sim_port"] = OSD.FromInteger(SimPort);
                map["sim_ip"] = OSD.FromString(SimAddress);

                map["agent_id"] = OSD.FromUUID(AgentID);
                map["session_id"] = OSD.FromUUID(SessionID);
                map["secure_session_id"] = OSD.FromUUID(SecureSessionID);
                map["circuit_code"] = OSD.FromInteger(CircuitCode);
                map["seconds_since_epoch"] = OSD.FromInteger((int)(DateTime.UtcNow - new DateTime(1970, 1, 1)).TotalSeconds);

                #region Login Flags

                OSDMap loginFlagsLLSD = new OSDMap();
                loginFlagsLLSD["daylight_savings"] = OSD.FromString(DST);
                loginFlagsLLSD["stipend_since_login"] = OSD.FromString(StipendSinceLogin);
                loginFlagsLLSD["gendered"] = OSD.FromString(Gendered);
                loginFlagsLLSD["ever_logged_in"] = OSD.FromString(EverLoggedIn);
                map["login-flags"] = WrapOSDMap(loginFlagsLLSD);

                #endregion Login Flags

                #region Global Textures

                OSDMap globalTexturesLLSD = new OSDMap();
                globalTexturesLLSD["sun_texture_id"] = OSD.FromString(SunTexture);
                globalTexturesLLSD["cloud_texture_id"] = OSD.FromString(CloudTexture);
                globalTexturesLLSD["moon_texture_id"] = OSD.FromString(MoonTexture);

                map["global-textures"] = WrapOSDMap(globalTexturesLLSD);

                #endregion Global Textures

                map["seed_capability"] = OSD.FromString(seedCapability);

                map["event_categories"] = ArrayListToOSDArray(eventCategories);
                //map["event_notifications"] = new OSDArray(); // todo
                map["classified_categories"] = ArrayListToOSDArray(classifiedCategories);

                #region UI Config

                OSDMap uiConfigLLSD = new OSDMap();
                uiConfigLLSD["allow_first_life"] = OSD.FromString(allowFirstLife);
                map["ui-config"] = WrapOSDMap(uiConfigLLSD);

                #endregion UI Config

                #region Inventory

                map["inventory-skeleton"] = ArrayListToOSDArray(agentInventory);

                map["inventory-skel-lib"] = ArrayListToOSDArray(inventoryLibrary);
                map["inventory-root"] = ArrayListToOSDArray(inventoryRoot); ;
                map["inventory-lib-root"] = ArrayListToOSDArray(inventoryLibRoot);
                map["inventory-lib-owner"] = ArrayListToOSDArray(inventoryLibraryOwner);

                #endregion Inventory

                map["gestures"] = ArrayListToOSDArray(activeGestures);

                map["initial-outfit"] = ArrayListToOSDArray(initialOutfit);
                map["start_location"] = OSD.FromString(startLocation);

                map["seed_capability"] = OSD.FromString(seedCapability);
                map["home"] = OSD.FromString(home);
                map["look_at"] = OSD.FromString(lookAt);
                map["message"] = OSD.FromString(welcomeMessage);
                map["region_x"] = OSD.FromInteger(RegionX);
                map["region_y"] = OSD.FromInteger(RegionY);

                if (mapTileURL != String.Empty)
                    map["map-server-url"] = OSD.FromString(mapTileURL);

                if (profileURL != String.Empty)
                    map["profile-server-url"] = OSD.FromString(profileURL);

                if (openIDURL != String.Empty)
                    map["openid_url"] = OSD.FromString(openIDURL);

                if (searchURL != String.Empty)
                    map["search"] = OSD.FromString(searchURL);

                if (m_buddyList != null)
                {
                    map["buddy-list"] = ArrayListToOSDArray(m_buddyList.ToArray());
                }

                map["login"] = OSD.FromString("true");

                return map;
            }
            catch (Exception e)
            {
                m_log.Warn("[CLIENT]: LoginResponse: Error creating LLSD Response: " + e.Message);

                return LLFailedLoginResponse.InternalError.ToOSDMap();
            }
        }

        public OSDArray ArrayListToOSDArray(ArrayList arrlst)
        {
            OSDArray llsdBack = new OSDArray();
            foreach (Hashtable ht in arrlst)
            {
                OSDMap mp = new OSDMap();
                foreach (DictionaryEntry deHt in ht)
                {
                    mp.Add((string)deHt.Key, OSDString.FromObject(deHt.Value));
                }
                llsdBack.Add(mp);
            }
            return llsdBack;
        }

        private static OSDArray WrapOSDMap(OSDMap wrapMe)
        {
            OSDArray array = new OSDArray();
            array.Add(wrapMe);
            return array;
        }

        public void SetEventCategories(string category, string value)
        {
            //  this.eventCategoriesHash[category] = value;
            //TODO
        }

        public void AddToUIConfig(string itemName, string item)
        {
            uiConfigHash[itemName] = item;
        }

        public void AddClassifiedCategory(Int32 ID, string categoryName)
        {
            Hashtable hash = new Hashtable();
            hash["category_name"] = categoryName;
            hash["category_id"] = ID;
            classifiedCategories.Add(hash);
            // this.classifiedCategoriesHash.Clear();
        }


        private static LLLoginResponse.BuddyList ConvertFriendListItem(FriendInfo[] friendsList)
        {
            LLLoginResponse.BuddyList buddylistreturn = new LLLoginResponse.BuddyList();
            foreach (FriendInfo finfo in friendsList)
            {
                if (finfo.TheirFlags == -1)
                    continue;
                LLLoginResponse.BuddyList.BuddyInfo buddyitem = new LLLoginResponse.BuddyList.BuddyInfo(finfo.Friend);
                // finfo.Friend may not be a simple uuid
                UUID friendID = UUID.Zero;
                if (UUID.TryParse(finfo.Friend, out friendID))
                    buddyitem.BuddyID = finfo.Friend;
                else
                {
                    string tmp;
                    if (Util.ParseUniversalUserIdentifier(finfo.Friend, out friendID, out tmp, out tmp, out tmp, out tmp))
                        buddyitem.BuddyID = friendID.ToString();
                    else
                        // junk entry
                        continue;
                }
                buddyitem.BuddyRightsHave = (int)finfo.TheirFlags;
                buddyitem.BuddyRightsGiven = (int)finfo.MyFlags;
                buddylistreturn.AddNewBuddy(buddyitem);
            }
            return buddylistreturn;
        }

        private InventoryData GetInventorySkeleton(List<InventoryFolderBase> folders)
        {
            UUID rootID = UUID.Zero;
            ArrayList AgentInventoryArray = new ArrayList();
            Hashtable TempHash;
            foreach (InventoryFolderBase InvFolder in folders)
            {
                if (InvFolder.ParentID == UUID.Zero && InvFolder.Name == "My Inventory")
                {
                    rootID = InvFolder.ID;
                }
                TempHash = new Hashtable();
                TempHash["name"] = InvFolder.Name;
                TempHash["parent_id"] = InvFolder.ParentID.ToString();
                TempHash["version"] = (Int32)InvFolder.Version;
                TempHash["type_default"] = (Int32)InvFolder.Type;
                TempHash["folder_id"] = InvFolder.ID.ToString();
                AgentInventoryArray.Add(TempHash);
            }

            return new InventoryData(AgentInventoryArray, rootID);

        }

        /// <summary>
        /// Converts the inventory library skeleton into the form required by the rpc request.
        /// </summary>
        /// <returns></returns>
        protected virtual ArrayList GetInventoryLibrary(ILibraryService library)
        {
            Dictionary<UUID, InventoryFolderImpl> rootFolders = library.GetAllFolders();
//            m_log.DebugFormat("[LLOGIN]: Library has {0} folders", rootFolders.Count);
            //Dictionary<UUID, InventoryFolderImpl> rootFolders = new Dictionary<UUID,InventoryFolderImpl>();
            ArrayList folderHashes = new ArrayList();

            foreach (InventoryFolderBase folder in rootFolders.Values)
            {
                Hashtable TempHash = new Hashtable();
                TempHash["name"] = folder.Name;
                TempHash["parent_id"] = folder.ParentID.ToString();
                TempHash["version"] = (Int32)folder.Version;
                TempHash["type_default"] = (Int32)folder.Type;
                TempHash["folder_id"] = folder.ID.ToString();
                folderHashes.Add(TempHash);
            }

            return folderHashes;
        }

        /// <summary>
        ///
        /// </summary>
        /// <returns></returns>
        protected virtual ArrayList GetLibraryOwner(InventoryFolderImpl libFolder)
        {
            //for now create random inventory library owner
            Hashtable TempHash = new Hashtable();
            TempHash["agent_id"] = "11111111-1111-0000-0000-000100bba000"; // libFolder.Owner
            ArrayList inventoryLibOwner = new ArrayList();
            inventoryLibOwner.Add(TempHash);
            return inventoryLibOwner;
        }

        public class InventoryData
        {
            public ArrayList InventoryArray = null;
            public UUID RootFolderID = UUID.Zero;

            public InventoryData(ArrayList invList, UUID rootID)
            {
                InventoryArray = invList;
                RootFolderID = rootID;
            }
        }

        #region Properties

        public string Login
        {
            get { return login; }
            set { login = value; }
        }

        public string DST
        {
            get { return dst; }
            set { dst = value; }
        }

        public string StipendSinceLogin
        {
            get { return stipendSinceLogin; }
            set { stipendSinceLogin = value; }
        }

        public string Gendered
        {
            get { return gendered; }
            set { gendered = value; }
        }

        public string EverLoggedIn
        {
            get { return everLoggedIn; }
            set { everLoggedIn = value; }
        }

        public uint SimPort
        {
            get { return simPort; }
            set { simPort = value; }
        }

        public uint SimHttpPort
        {
            get { return simHttpPort; }
            set { simHttpPort = value; }
        }

        public string SimAddress
        {
            get { return simAddress; }
            set { simAddress = value; }
        }

        public UUID AgentID
        {
            get { return agentID; }
            set { agentID = value; }
        }

        public UUID SessionID
        {
            get { return sessionID; }
            set { sessionID = value; }
        }

        public UUID SecureSessionID
        {
            get { return secureSessionID; }
            set { secureSessionID = value; }
        }

        public Int32 CircuitCode
        {
            get { return circuitCode; }
            set { circuitCode = value; }
        }

        public uint RegionX
        {
            get { return regionX; }
            set { regionX = value; }
        }

        public uint RegionY
        {
            get { return regionY; }
            set { regionY = value; }
        }

        public string SunTexture
        {
            get { return sunTexture; }
            set { sunTexture = value; }
        }

        public string CloudTexture
        {
            get { return cloudTexture; }
            set { cloudTexture = value; }
        }

        public string MoonTexture
        {
            get { return moonTexture; }
            set { moonTexture = value; }
        }

        public string Firstname
        {
            get { return firstname; }
            set { firstname = value; }
        }

        public string Lastname
        {
            get { return lastname; }
            set { lastname = value; }
        }

        public string AgentAccess
        {
            get { return agentAccess; }
            set { agentAccess = value; }
        }

        public string AgentAccessMax
        {
            get { return agentAccessMax; }
            set { agentAccessMax = value; }
        }

        public string StartLocation
        {
            get { return startLocation; }
            set { startLocation = value; }
        }

        public string LookAt
        {
            get { return lookAt; }
            set { lookAt = value; }
        }

        public string SeedCapability
        {
            get { return seedCapability; }
            set { seedCapability = value; }
        }

        public string ErrorReason
        {
            get { return errorReason; }
            set { errorReason = value; }
        }

        public string ErrorMessage
        {
            get { return errorMessage; }
            set { errorMessage = value; }
        }

        public ArrayList InventoryRoot
        {
            get { return inventoryRoot; }
            set { inventoryRoot = value; }
        }

        public ArrayList InventorySkeleton
        {
            get { return agentInventory; }
            set { agentInventory = value; }
        }

        public ArrayList InventoryLibrary
        {
            get { return inventoryLibrary; }
            set { inventoryLibrary = value; }
        }

        public ArrayList InventoryLibraryOwner
        {
            get { return inventoryLibraryOwner; }
            set { inventoryLibraryOwner = value; }
        }

        public ArrayList InventoryLibRoot
        {
            get { return inventoryLibRoot; }
            set { inventoryLibRoot = value; }
        }

        public ArrayList ActiveGestures
        {
            get { return activeGestures; }
            set { activeGestures = value; }
        }
                
        public string Home
        {
            get { return home; }
            set { home = value; }
        }

        public string MapTileURL
        {
            get { return mapTileURL; }
            set { mapTileURL = value; }
        }

        public string ProfileURL
        {
            get { return profileURL; }
            set { profileURL = value; }
        }

        public string OpenIDURL
        {
            get { return openIDURL; }
            set { openIDURL = value; }
        }

        public string SearchURL
        {
            get { return searchURL; }
            set { searchURL = value; }
        }

        public string Message
        {
            get { return welcomeMessage; }
            set { welcomeMessage = value; }
        }

        public BuddyList BuddList
        {
            get { return m_buddyList; }
            set { m_buddyList = value; }
        }

        public string Currency
        {
            get { return currency; }
            set { currency = value; }
        }

        #endregion

        public class UserInfo
        {
            public string firstname;
            public string lastname;
            public ulong homeregionhandle;
            public Vector3 homepos;
            public Vector3 homelookat;
        }

        public class BuddyList
        {
            public List<BuddyInfo> Buddies = new List<BuddyInfo>();

            public void AddNewBuddy(BuddyInfo buddy)
            {
                if (!Buddies.Contains(buddy))
                {
                    Buddies.Add(buddy);
                }
            }

            public ArrayList ToArray()
            {
                ArrayList buddyArray = new ArrayList();
                foreach (BuddyInfo buddy in Buddies)
                {
                    buddyArray.Add(buddy.ToHashTable());
                }
                return buddyArray;
            }

            public class BuddyInfo
            {
                public int BuddyRightsHave = 1;
                public int BuddyRightsGiven = 1;
                public string BuddyID;

                public BuddyInfo(string buddyID)
                {
                    BuddyID = buddyID;
                }

                public BuddyInfo(UUID buddyID)
                {
                    BuddyID = buddyID.ToString();
                }

                public Hashtable ToHashTable()
                {
                    Hashtable hTable = new Hashtable();
                    hTable["buddy_rights_has"] = BuddyRightsHave;
                    hTable["buddy_rights_given"] = BuddyRightsGiven;
                    hTable["buddy_id"] = BuddyID;
                    return hTable;
                }
            }
        }
    }
}