1 files changed, 267 insertions, 0 deletions

diff --git a/OpenSim/Region/CoreModules/Agent/AssetTransaction/AssetXferUploader.cs b/OpenSim/Region/CoreModules/Agent/AssetTransaction/AssetXferUploader.cs
new file mode 100644
index 0000000..aef2664
--- /dev/null
+++ b/OpenSim/Region/CoreModules/Agent/AssetTransaction/AssetXferUploader.cs
@@ -0,0 +1,267 @@
+/*
+ * 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 OpenSim 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.IO;
+using System.Reflection;
+using log4net;
+using OpenMetaverse;
+using OpenMetaverse.Packets;
+using OpenSim.Framework;
+using OpenSim.Framework.Communications.Cache;
+using OpenSim.Region.Framework.Scenes;
+
+namespace OpenSim.Region.CoreModules.Agent.AssetTransaction
+{
+    public class AssetXferUploader
+    {
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+
+        private AssetBase m_asset;
+        private UUID InventFolder = UUID.Zero;
+        private sbyte invType = 0;
+        private bool m_createItem = false;
+        private string m_description = String.Empty;
+        private bool m_dumpAssetToFile;
+        private bool m_finished = false;
+        private string m_name = String.Empty;
+        private bool m_storeLocal;
+        private AgentAssetTransactions m_userTransactions;
+        private uint nextPerm = 0;
+        private IClientAPI ourClient;
+        private UUID TransactionID = UUID.Zero;
+        private sbyte type = 0;
+        private byte wearableType = 0;
+        public ulong XferID;
+
+        public AssetXferUploader(AgentAssetTransactions transactions, bool dumpAssetToFile)
+        {
+            m_userTransactions = transactions;
+            m_dumpAssetToFile = dumpAssetToFile;
+        }
+
+        /// <summary>
+        /// Process transfer data received from the client.
+        /// </summary>
+        /// <param name="xferID"></param>
+        /// <param name="packetID"></param>
+        /// <param name="data"></param>
+        /// <returns>True if the transfer is complete, false otherwise or if the xferID was not valid</returns>
+        public bool HandleXferPacket(ulong xferID, uint packetID, byte[] data)
+        {
+            if (XferID == xferID)
+            {
+                if (m_asset.Data.Length > 1)
+                {
+                    byte[] destinationArray = new byte[m_asset.Data.Length + data.Length];
+                    Array.Copy(m_asset.Data, 0, destinationArray, 0, m_asset.Data.Length);
+                    Array.Copy(data, 0, destinationArray, m_asset.Data.Length, data.Length);
+                    m_asset.Data = destinationArray;
+                }
+                else
+                {
+                    byte[] buffer2 = new byte[data.Length - 4];
+                    Array.Copy(data, 4, buffer2, 0, data.Length - 4);
+                    m_asset.Data = buffer2;
+                }
+
+                ourClient.SendConfirmXfer(xferID, packetID);
+
+                if ((packetID & 0x80000000) != 0)
+                {
+                    SendCompleteMessage();
+                    return true;
+                }
+            }
+
+            return false;
+        }
+
+        /// <summary>
+        /// Initialise asset transfer from the client
+        /// </summary>
+        /// <param name="xferID"></param>
+        /// <param name="packetID"></param>
+        /// <param name="data"></param>
+        /// <returns>True if the transfer is complete, false otherwise</returns>
+        public bool Initialise(IClientAPI remoteClient, UUID assetID, UUID transaction, sbyte type, byte[] data,
+                               bool storeLocal, bool tempFile)
+        {
+            ourClient = remoteClient;
+            m_asset = new AssetBase();
+            m_asset.Metadata.FullID = assetID;
+            m_asset.Metadata.Type = type;
+            m_asset.Data = data;
+            m_asset.Metadata.Name = "blank";
+            m_asset.Metadata.Description = "empty";
+            m_asset.Metadata.Local = storeLocal;
+            m_asset.Metadata.Temporary = tempFile;
+
+            TransactionID = transaction;
+            m_storeLocal = storeLocal;
+
+            if (m_asset.Data.Length > 2)
+            {
+                SendCompleteMessage();
+                return true;
+            }
+            else
+            {
+                RequestStartXfer();
+            }
+
+            return false;
+        }
+
+        protected void RequestStartXfer()
+        {
+            XferID = Util.GetNextXferID();
+            ourClient.SendXferRequest(XferID, m_asset.Metadata.Type, m_asset.Metadata.FullID, 0, new byte[0]);
+        }
+
+        protected void SendCompleteMessage()
+        {
+            ourClient.SendAssetUploadCompleteMessage(m_asset.Metadata.Type, true, m_asset.Metadata.FullID);
+
+            m_finished = true;
+            if (m_createItem)
+            {
+                DoCreateItem();
+            }
+            else if (m_storeLocal)
+            {
+                m_userTransactions.Manager.MyScene.CommsManager.AssetCache.AddAsset(m_asset);
+            }
+
+            m_log.DebugFormat("[ASSET TRANSACTIONS]: Uploaded asset data for transaction {0}", TransactionID);
+
+            if (m_dumpAssetToFile)
+            {
+                DateTime now = DateTime.Now;
+                string filename =
+                    String.Format("{6}_{7}_{0:d2}{1:d2}{2:d2}_{3:d2}{4:d2}{5:d2}.dat", now.Year, now.Month, now.Day,
+                                  now.Hour, now.Minute, now.Second, m_asset.Metadata.Name, m_asset.Metadata.Type);
+                SaveAssetToFile(filename, m_asset.Data);
+            }
+        }
+
+        private void SaveAssetToFile(string filename, byte[] data)
+        {
+            string assetPath = "UserAssets";
+            if (!Directory.Exists(assetPath))
+            {
+                Directory.CreateDirectory(assetPath);
+            }
+            FileStream fs = File.Create(Path.Combine(assetPath, filename));
+            BinaryWriter bw = new BinaryWriter(fs);
+            bw.Write(data);
+            bw.Close();
+            fs.Close();
+        }
+
+        public void RequestCreateInventoryItem(IClientAPI remoteClient, UUID transactionID, UUID folderID,
+                                               uint callbackID, string description, string name, sbyte invType,
+                                               sbyte type, byte wearableType, uint nextOwnerMask)
+        {
+            if (TransactionID == transactionID)
+            {
+                InventFolder = folderID;
+                m_name = name;
+                m_description = description;
+                this.type = type;
+                this.invType = invType;
+                this.wearableType = wearableType;
+                nextPerm = nextOwnerMask;
+                m_asset.Metadata.Name = name;
+                m_asset.Metadata.Description = description;
+                m_asset.Metadata.Type = type;
+
+                if (m_finished)
+                {
+                    DoCreateItem();
+                }
+                else
+                {
+                    m_createItem = true; //set flag so the inventory item is created when upload is complete
+                }
+            }
+        }
+
+
+        private void DoCreateItem()
+        {
+            m_userTransactions.Manager.MyScene.CommsManager.AssetCache.AddAsset(m_asset);
+            CachedUserInfo userInfo =
+                m_userTransactions.Manager.MyScene.CommsManager.UserProfileCacheService.GetUserDetails(
+                    ourClient.AgentId);
+
+            if (userInfo != null)
+            {
+                InventoryItemBase item = new InventoryItemBase();
+                item.Owner = ourClient.AgentId;
+                item.Creator = ourClient.AgentId;
+                item.ID = UUID.Random();
+                item.AssetID = m_asset.Metadata.FullID;
+                item.Description = m_description;
+                item.Name = m_name;
+                item.AssetType = type;
+                item.InvType = invType;
+                item.Folder = InventFolder;
+                item.BasePermissions = 0x7fffffff;
+                item.CurrentPermissions = 0x7fffffff;
+                item.GroupPermissions=0;
+                item.EveryOnePermissions=0;
+                item.NextPermissions = nextPerm;
+                item.Flags = (uint) wearableType;
+                item.CreationDate = Util.UnixTimeSinceEpoch();
+
+                userInfo.AddItem(item);
+                ourClient.SendInventoryItemCreateUpdate(item);
+            }
+            else
+            {
+                m_log.ErrorFormat(
+                    "[ASSET TRANSACTIONS]: Could not find user {0} for inventory item creation",
+                    ourClient.AgentId);
+            }
+        }
+
+        /// <summary>
+        /// Get the asset data uploaded in this transfer.
+        /// </summary>
+        /// <returns>null if the asset has not finished uploading</returns>
+        public AssetBase GetAssetData()
+        {
+            if (m_finished)
+            {
+                return m_asset;
+            }
+
+            return null;
+        }
+    }
+}