opensim/OpenSim/Region/Environment/Modules/AvatarFactoryModule.cs

/*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
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using System;
using System.Collections.Generic;
using libsecondlife;
using Nini.Config;
using OpenSim.Framework;
using OpenSim.Framework.Communications.Cache;
using OpenSim.Framework.Console;
using OpenSim.Region.Environment.Interfaces;
using OpenSim.Region.Environment.Scenes;
using OpenSim.Framework.Data;
using TribalMedia.Framework.Data;

namespace OpenSim.Region.Environment.Modules
{
    public class AvatarFactoryModule : IAvatarFactory
    {
        private Scene m_scene = null;
        private readonly Dictionary<LLUUID, AvatarAppearance> m_avatarsAppearance = new Dictionary<LLUUID, AvatarAppearance>();

        private bool m_enablePersist = false;
        private string m_connectionString;
        private bool m_configured = false;
        private BaseDatabaseConnector m_databaseMapper;
        private AppearanceTableMapper m_appearanceMapper;

        public bool TryGetAvatarAppearance(LLUUID avatarId, out AvatarAppearance appearance)
        {
            //check cache
            lock (m_avatarsAppearance)
            {
                if (m_avatarsAppearance.ContainsKey(avatarId))
                {
                    appearance = m_avatarsAppearance[avatarId];
                    return true;
                }
            }

            //check db
            if (m_enablePersist)
            {
                if (m_appearanceMapper.TryGetValue(avatarId.UUID, out appearance))
                {
                    appearance.VisualParams = GetDefaultVisualParams();
                    appearance.TextureEntry = AvatarAppearance.GetDefaultTextureEntry();
                    lock (m_avatarsAppearance)
                    {
                        m_avatarsAppearance[avatarId] = appearance;
                    }
                    return true;
                }
            }

            //not found a appearance for the user, so create a new one
            AvatarWearable[] wearables;
            byte[] visualParams;
            GetDefaultAvatarAppearance(out wearables, out visualParams);
            appearance = new AvatarAppearance(avatarId, wearables, visualParams);

            //add appearance to dictionary cache
            lock (m_avatarsAppearance)
            {
                m_avatarsAppearance[avatarId] = appearance;
            }

            //update database
            if (m_enablePersist)
            {
                m_appearanceMapper.Add(avatarId.UUID, appearance);
            }
            return true;
        }

        public void Initialise(Scene scene, IConfigSource source)
        {
            scene.RegisterModuleInterface<IAvatarFactory>(this);
            scene.EventManager.OnNewClient += NewClient;

            if (m_scene == null)
            {
                m_scene = scene;
            }

            if (!m_configured)
            {
                m_configured = true;
                try
                {
                    m_enablePersist = source.Configs["Startup"].GetBoolean("appearance_persist", false);
                    m_connectionString = source.Configs["Startup"].GetString("appearance_connection_string", "");
                }
                catch (Exception)
                {
                }
                if (m_enablePersist)
                {
                    m_databaseMapper = new MySQLDatabaseMapper(m_connectionString);
                    m_appearanceMapper = new AppearanceTableMapper(m_databaseMapper, "AvatarAppearance");
                }
            }
        }

        public void PostInitialise()
        {
        }

        public void Close()
        {
        }

        public string Name
        {
            get { return "Default Avatar Factory"; }
        }

        public bool IsSharedModule
        {
            get { return true; }
        }

        public void NewClient(IClientAPI client)
        {
            client.OnAvatarNowWearing += AvatarIsWearing;
        }

        public void RemoveClient(IClientAPI client)
        {
            // client.OnAvatarNowWearing -= AvatarIsWearing;
        }

        public void AvatarIsWearing(Object sender, AvatarWearingArgs e)
        {
            IClientAPI clientView = (IClientAPI)sender;
            CachedUserInfo profile = m_scene.CommsManager.UserProfileCacheService.GetUserDetails(clientView.AgentId);
            if (profile != null)
            {
                if (profile.RootFolder != null)
                {
                    //Todo look up the assetid from the inventory cache for each itemId that is in AvatarWearingArgs
                    // then store assetid and itemId and wearable type in a database
                    foreach (AvatarWearingArgs.Wearable wear in e.NowWearing)
                    {
                        if (wear.Type < 13)
                        {
                            LLUUID assetId;

                            InventoryItemBase baseItem = profile.RootFolder.HasItem(wear.ItemID);
                            if (baseItem != null)
                            {
                                assetId = baseItem.assetID;
                               
                                if (m_avatarsAppearance.ContainsKey(clientView.AgentId))
                                {
                                    AvatarAppearance avatAppearance = null;
                                    
                                    lock (m_avatarsAppearance)
                                    {
                                        avatAppearance = m_avatarsAppearance[clientView.AgentId];
                                    }
                                    avatAppearance.Wearables[wear.Type].AssetID = assetId;
                                    avatAppearance.Wearables[wear.Type].ItemID = wear.ItemID;

                                    UpdateDatabase(clientView.AgentId, avatAppearance);
                                }
                            }
                        }
                    }
                }
            }
        }

        public void UpdateDatabase(LLUUID userID, AvatarAppearance avatAppearance)
        {
            if (m_enablePersist)
            {
                m_appearanceMapper.Update(userID.UUID, avatAppearance);
            }
        }

        public static void GetDefaultAvatarAppearance(out AvatarWearable[] wearables, out byte[] visualParams)
        {
            visualParams = GetDefaultVisualParams();
            wearables = AvatarWearable.DefaultWearables;
        }

        private static byte[] GetDefaultVisualParams()
        {
            byte[] visualParams;
            visualParams = new byte[218];
            for (int i = 0; i < 218; i++)
            {
                visualParams[i] = 100;
            }
            return visualParams;
        }
    }
}