UploadObjectAssetModule.cs

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/*
 * 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
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 * 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.Specialized;
using System.Reflection;
using System.IO;
using System.Web;
using Mono.Addins;
using log4net;
using Nini.Config;
using OpenMetaverse;
using OpenMetaverse.StructuredData;
using OpenMetaverse.Messages.Linden;
using OpenSim.Framework;
using OpenSim.Framework.Servers;
using OpenSim.Framework.Servers.HttpServer;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;
using OpenSim.Services.Interfaces;
using Caps = OpenSim.Framework.Capabilities.Caps;
using OSD = OpenMetaverse.StructuredData.OSD;
using OSDMap = OpenMetaverse.StructuredData.OSDMap;
using OpenSim.Framework.Capabilities;
using ExtraParamType = OpenMetaverse.ExtraParamType;

namespace OpenSim.Region.ClientStack.Linden
{
    [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "UploadObjectAssetModule")]
    public class UploadObjectAssetModule : INonSharedRegionModule
    {
        private static readonly ILog m_log =
            LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
        private Scene m_scene;

        #region Region Module interfaceBase Members


        public Type ReplaceableInterface
        {
            get { return null; }
        }

        public void Initialise(IConfigSource source)
        {

        }

        public void AddRegion(Scene pScene)
        {
            m_scene = pScene;
        }

        public void RemoveRegion(Scene scene)
        {

            m_scene.EventManager.OnRegisterCaps -= RegisterCaps;
            m_scene = null;
        }

        public void RegionLoaded(Scene scene)
        {

            m_scene.EventManager.OnRegisterCaps += RegisterCaps;
        }

        #endregion


        #region Region Module interface



        public void Close() { }

        public string Name { get { return "UploadObjectAssetModuleModule"; } }


        public void RegisterCaps(UUID agentID, Caps caps)
        {
            UUID capID = UUID.Random();

//            m_log.Debug("[UPLOAD OBJECT ASSET MODULE]: /CAPS/" + capID);
            caps.RegisterHandler(
                "UploadObjectAsset",
                new RestHTTPHandler(
                    "POST",
                    "/CAPS/OA/" + capID + "/",
                    httpMethod => ProcessAdd(httpMethod, agentID, caps),
                    "UploadObjectAsset",
                    agentID.ToString()));

            /*
                   caps.RegisterHandler("NewFileAgentInventoryVariablePrice",

                           new LLSDStreamhandler<LLSDAssetUploadRequest, LLSDNewFileAngentInventoryVariablePriceReplyResponse>("POST",
                                                                                                  "/CAPS/" + capID.ToString(),
                                                                                                  delegate(LLSDAssetUploadRequest req)
                                                              {
                                                                  return NewAgentInventoryRequest(req,agentID);
                                                              }));
             */

        }

        #endregion


        public Hashtable ProcessAdd(Hashtable request, UUID AgentId, Caps cap)
        {
            Hashtable responsedata = new Hashtable();
            responsedata["int_response_code"] = 400; //501; //410; //404;
            responsedata["content_type"] = "text/plain";
            responsedata["keepalive"] = false;
            responsedata["str_response_string"] = "Request wasn't what was expected";
            ScenePresence avatar;

            if (!m_scene.TryGetScenePresence(AgentId, out avatar))
                return responsedata;

            OSDMap r = (OSDMap)OSDParser.Deserialize((string)request["requestbody"]);
            UploadObjectAssetMessage message = new UploadObjectAssetMessage();
            try
            {
                message.Deserialize(r);

            }
            catch (Exception ex)
            {
                m_log.Error("[UPLOAD OBJECT ASSET MODULE]: Error deserializing message " + ex.ToString());
                message = null;
            }

            if (message == null)
            {
                responsedata["int_response_code"] = 400; //501; //410; //404;
                responsedata["content_type"] = "text/plain";
                responsedata["keepalive"] = false;
                responsedata["str_response_string"] =
                    "<llsd><map><key>error</key><string>Error parsing Object</string></map></llsd>";

                return responsedata;
            }

            Vector3 pos = avatar.AbsolutePosition + (Vector3.UnitX * avatar.Rotation);
            Quaternion rot = Quaternion.Identity;
            Vector3 rootpos = Vector3.Zero;
//            Quaternion rootrot = Quaternion.Identity;

            SceneObjectGroup rootGroup = null;
            SceneObjectGroup[] allparts = new SceneObjectGroup[message.Objects.Length];
            for (int i = 0; i < message.Objects.Length; i++)
            {
                UploadObjectAssetMessage.Object obj = message.Objects[i];
                PrimitiveBaseShape pbs = PrimitiveBaseShape.CreateBox();

                if (i == 0)
                {
                    rootpos = obj.Position;
//                    rootrot = obj.Rotation;                    
                }

                // Combine the extraparams data into it's ugly blob again....
                //int bytelength = 0;
                //for (int extparams = 0; extparams < obj.ExtraParams.Length; extparams++)
                //{
                //    bytelength += obj.ExtraParams[extparams].ExtraParamData.Length;
                //}
                //byte[] extraparams = new byte[bytelength];
                //int position = 0;



                //for (int extparams = 0; extparams < obj.ExtraParams.Length; extparams++)
                //{
                //    Buffer.BlockCopy(obj.ExtraParams[extparams].ExtraParamData, 0, extraparams, position,
                //                     obj.ExtraParams[extparams].ExtraParamData.Length);
                //
                //    position += obj.ExtraParams[extparams].ExtraParamData.Length;
               // }

                //pbs.ExtraParams = extraparams;
                for (int extparams = 0; extparams < obj.ExtraParams.Length; extparams++)
                {
                    UploadObjectAssetMessage.Object.ExtraParam extraParam = obj.ExtraParams[extparams];
                    switch ((ushort)extraParam.Type)
                    {
                        case (ushort)ExtraParamType.Sculpt:
                            Primitive.SculptData sculpt = new Primitive.SculptData(extraParam.ExtraParamData, 0);

                            pbs.SculptEntry = true;

                            pbs.SculptTexture = obj.SculptID;
                            pbs.SculptType = (byte)sculpt.Type;

                            break;
                        case (ushort)ExtraParamType.Flexible:
                            Primitive.FlexibleData flex = new Primitive.FlexibleData(extraParam.ExtraParamData, 0);
                            pbs.FlexiEntry = true;
                            pbs.FlexiDrag = flex.Drag;
                            pbs.FlexiForceX = flex.Force.X;
                            pbs.FlexiForceY = flex.Force.Y;
                            pbs.FlexiForceZ = flex.Force.Z;
                            pbs.FlexiGravity = flex.Gravity;
                            pbs.FlexiSoftness = flex.Softness;
                            pbs.FlexiTension = flex.Tension;
                            pbs.FlexiWind = flex.Wind;
                            break;
                        case (ushort)ExtraParamType.Light:
                            Primitive.LightData light = new Primitive.LightData(extraParam.ExtraParamData, 0);
                            pbs.LightColorA = light.Color.A;
                            pbs.LightColorB = light.Color.B;
                            pbs.LightColorG = light.Color.G;
                            pbs.LightColorR = light.Color.R;
                            pbs.LightCutoff = light.Cutoff;
                            pbs.LightEntry = true;
                            pbs.LightFalloff = light.Falloff;
                            pbs.LightIntensity = light.Intensity;
                            pbs.LightRadius = light.Radius;
                            break;
                        case 0x40:
                            pbs.ReadProjectionData(extraParam.ExtraParamData, 0);
                            break;
                    }
                }

                pbs.PathBegin = (ushort) obj.PathBegin;
                pbs.PathCurve = (byte) obj.PathCurve;
                pbs.PathEnd = (ushort) obj.PathEnd;
                pbs.PathRadiusOffset = (sbyte) obj.RadiusOffset;
                pbs.PathRevolutions = (byte) obj.Revolutions;
                pbs.PathScaleX = (byte) obj.ScaleX;
                pbs.PathScaleY = (byte) obj.ScaleY;
                pbs.PathShearX = (byte) obj.ShearX;
                pbs.PathShearY = (byte) obj.ShearY;
                pbs.PathSkew = (sbyte) obj.Skew;
                pbs.PathTaperX = (sbyte) obj.TaperX;
                pbs.PathTaperY = (sbyte) obj.TaperY;
                pbs.PathTwist = (sbyte) obj.Twist;
                pbs.PathTwistBegin = (sbyte) obj.TwistBegin;
                pbs.HollowShape = (HollowShape) obj.ProfileHollow;
                pbs.PCode = (byte) PCode.Prim;
                pbs.ProfileBegin = (ushort) obj.ProfileBegin;
                pbs.ProfileCurve = (byte) obj.ProfileCurve;
                pbs.ProfileEnd = (ushort) obj.ProfileEnd;
                pbs.Scale = obj.Scale;
                pbs.State = (byte) 0;
                pbs.LastAttachPoint = (byte) 0;
                SceneObjectPart prim = new SceneObjectPart();
                prim.UUID = UUID.Random();
                prim.CreatorID = AgentId;
                prim.OwnerID = AgentId;
                prim.GroupID = obj.GroupID;
                prim.LastOwnerID = prim.OwnerID;
                prim.CreationDate = Util.UnixTimeSinceEpoch();
                prim.Name = obj.Name;
                prim.Description = "";

                prim.PayPrice[0] = -2;
                prim.PayPrice[1] = -2;
                prim.PayPrice[2] = -2;
                prim.PayPrice[3] = -2;
                prim.PayPrice[4] = -2;
                Primitive.TextureEntry tmp =
                    new Primitive.TextureEntry(UUID.Parse("89556747-24cb-43ed-920b-47caed15465f"));

                for (int j = 0; j < obj.Faces.Length; j++)
                {
                    UploadObjectAssetMessage.Object.Face face = obj.Faces[j];

                    Primitive.TextureEntryFace primFace = tmp.CreateFace((uint) j);

                    primFace.Bump = face.Bump;
                    primFace.RGBA = face.Color;
                    primFace.Fullbright = face.Fullbright;
                    primFace.Glow = face.Glow;
                    primFace.TextureID = face.ImageID;
                    primFace.Rotation = face.ImageRot;
                    primFace.MediaFlags = ((face.MediaFlags & 1) != 0);

                    primFace.OffsetU = face.OffsetS;
                    primFace.OffsetV = face.OffsetT;
                    primFace.RepeatU = face.ScaleS;
                    primFace.RepeatV = face.ScaleT;
                    primFace.TexMapType = (MappingType) (face.MediaFlags & 6);
                }

                pbs.TextureEntry = tmp.GetBytes();
                prim.Shape = pbs;
                prim.Scale = obj.Scale;
                
                SceneObjectGroup grp = new SceneObjectGroup();

                grp.SetRootPart(prim);
                prim.ParentID = 0;
                if (i == 0)
                {
                    rootGroup = grp;
                   
                }
                grp.AttachToScene(m_scene);
                grp.AbsolutePosition = obj.Position;
                prim.RotationOffset = obj.Rotation;
                
                // Required for linking
                grp.RootPart.ClearUpdateSchedule();
                
                if (m_scene.Permissions.CanRezObject(1, avatar.UUID, pos))
                {
                    m_scene.AddSceneObject(grp);
                    grp.AbsolutePosition = obj.Position;
                }
                
                allparts[i] = grp;
            }

            for (int j = 1; j < allparts.Length; j++)
            {
                // Required for linking
                rootGroup.RootPart.ClearUpdateSchedule();
                allparts[j].RootPart.ClearUpdateSchedule();
                rootGroup.LinkToGroup(allparts[j]);
            }

            rootGroup.ScheduleGroupForFullUpdate();
            pos
                = m_scene.GetNewRezLocation(
                    Vector3.Zero, rootpos, UUID.Zero, rot, (byte)1, 1, true, allparts[0].GroupScale, false);
           
            responsedata["int_response_code"] = 200; //501; //410; //404;
            responsedata["content_type"] = "text/plain";
            responsedata["keepalive"] = false;
            responsedata["str_response_string"] = String.Format("<llsd><map><key>local_id</key>{0}</map></llsd>", ConvertUintToBytes(allparts[0].LocalId));

            return responsedata;
        }
        
        private string ConvertUintToBytes(uint val)
        {
            byte[] resultbytes = Utils.UIntToBytes(val);
            if (BitConverter.IsLittleEndian)
                Array.Reverse(resultbytes);
            return String.Format("<binary encoding=\"base64\">{0}</binary>", Convert.ToBase64String(resultbytes));
        }
    }
}